Add localized meteorology text and filter implausible METAR temps

Disable caching for city list updates
Add professional intraday meteorology analysis
2026-04-16 17:34:39 +08:00 · 2026-04-16 17:18:19 +08:00 · 2026-04-16 17:13:53 +08:00 · 2026-04-16 16:43:37 +08:00 · 2026-04-16 15:53:00 +08:00 · 2026-04-16 15:43:47 +08:00
43 changed files with 4024 additions and 2481 deletions
@@ -42,25 +42,25 @@
    "nws"
  ],
  "model_path": "artifacts\\models\\lgbm_daily_high.txt",
-  "sample_count": 54,
-  "train_count": 42,
+  "sample_count": 18,
+  "train_count": 6,
  "validation_count": 12,
  "metrics": {
    "validation": {
      "sample_count": 12,
-      "lgbm_mae": 1.349,
-      "deb_mae": 0.875,
-      "best_single_mae": 0.325,
-      "median_mae": 0.758
+      "lgbm_mae": 7.992,
+      "deb_mae": 2.375,
+      "best_single_mae": 1.05,
+      "median_mae": 2.292
    },
    "full_sample": {
-      "sample_count": 54,
-      "lgbm_mae": 0.691,
-      "deb_mae": 6.287,
-      "best_single_mae": 5.431,
-      "median_mae": 6.265
+      "sample_count": 18,
+      "lgbm_mae": 3.034,
+      "deb_mae": 1.689,
+      "best_single_mae": 0.822,
+      "median_mae": 1.711
    }
  },
-  "generated_at": "2026-04-02T16:27:44.816882Z",
-  "trained_at": "2026-04-02T16:27:44.816882Z"
+  "generated_at": "2026-04-15T16:41:56.814421Z",
+  "trained_at": "2026-04-15T16:41:56.814421Z"
 }
@@ -1,20 +1,20 @@
 {
-  "version": "emos-20260402162744",
-  "trained_at": "2026-04-02T16:27:44.114836+00:00",
+  "version": "emos-20260415170349",
+  "trained_at": "2026-04-15T17:03:49.122865+00:00",
  "global": {
    "mu": {
-      "intercept": 1.54512641,
-      "raw_mu_coef": 2.96105052,
-      "deb_coef": -1.53260815,
-      "ens_median_coef": -0.72849343,
-      "max_so_far_gap_coef": 9.52557689
+      "intercept": 2.45853035,
+      "raw_mu_coef": 2.03689031,
+      "deb_coef": -1.41207502,
+      "ens_median_coef": 0.08616811,
+      "max_so_far_gap_coef": -0.5886898
    },
    "sigma": {
-      "intercept": 0.67432479,
-      "raw_sigma_coef": 0.6936692,
-      "spread_coef": 0.08877484,
-      "peak_flag_coef": -0.58374835,
-      "max_so_far_gap_coef": -0.8172477
+      "intercept": 0.61260118,
+      "raw_sigma_coef": -1.48747774,
+      "spread_coef": 2.24562634,
+      "peak_flag_coef": -0.15906747,
+      "max_so_far_gap_coef": -0.01835251
    }
  },
  "sigma_constraints": {
@@ -29,62 +29,81 @@
    "max_bucket_brier_increase": 0.05
  },
  "blending": {
-    "alpha_mu": 0.0,
-    "alpha_sigma": 0.05
+    "alpha_mu": 0.05,
+    "alpha_sigma": 1.0
  },
  "cities": {
+    "tokyo": {
+      "samples": 5,
+      "mu_bias": 2.223946,
+      "sigma_scale": 2.0,
+      "confidence": 0.625
+    },
    "ankara": {
+      "samples": 6,
+      "mu_bias": -0.396953,
+      "sigma_scale": 1.094474,
+      "confidence": 0.75
+    },
+    "istanbul": {
      "samples": 3,
-      "mu_bias": 1.271844,
-      "sigma_scale": 1.477644,
+      "mu_bias": -0.163153,
+      "sigma_scale": 0.5,
      "confidence": 0.375
    },
    "hong kong": {
-      "samples": 4,
-      "mu_bias": 1.32008,
-      "sigma_scale": 1.04023,
-      "confidence": 0.5
+      "samples": 7,
+      "mu_bias": 3.267553,
+      "sigma_scale": 2.0,
+      "confidence": 0.875
+    },
+    "taipei": {
+      "samples": 5,
+      "mu_bias": 4.80044,
+      "sigma_scale": 2.0,
+      "confidence": 0.625
+    },
+    "seoul": {
+      "samples": 3,
+      "mu_bias": -3.080962,
+      "sigma_scale": 1.437353,
+      "confidence": 0.375
    },
    "milan": {
      "samples": 3,
-      "mu_bias": -3.935178,
+      "mu_bias": -4.20255,
      "sigma_scale": 2.0,
      "confidence": 0.375
    },
    "shanghai": {
      "samples": 3,
-      "mu_bias": 1.810495,
-      "sigma_scale": 2.0,
-      "confidence": 0.375
-    },
-    "taipei": {
-      "samples": 3,
-      "mu_bias": 3.577828,
-      "sigma_scale": 2.0,
+      "mu_bias": 1.185335,
+      "sigma_scale": 1.68386,
      "confidence": 0.375
    },
    "warsaw": {
      "samples": 3,
-      "mu_bias": -0.625333,
-      "sigma_scale": 1.25968,
+      "mu_bias": -1.574246,
+      "sigma_scale": 1.343402,
      "confidence": 0.375
    }
  },
  "metrics": {
-    "sample_count": 54,
-    "mean_crps": 3.792563,
-    "legacy_mean_crps": 4.308029,
-    "legacy_mean_mae": 4.51037,
-    "legacy_bucket_hit_rate": 0.537037,
-    "legacy_bucket_brier": 0.833294,
-    "selected_mean_crps": 4.249828,
-    "selected_mean_mae": 4.51037,
-    "selected_bucket_hit_rate": 0.555556,
-    "selected_bucket_brier": 0.831872,
-    "selected_score": 5.991436,
-    "legacy_score": 6.078481,
+    "sample_count": 71,
+    "mean_crps": 3.226613,
+    "legacy_mean_crps": 3.608885,
+    "legacy_mean_mae": 3.81507,
+    "legacy_bucket_hit_rate": 0.492958,
+    "legacy_bucket_brier": 0.873776,
+    "selected_mean_crps": 3.44742,
+    "selected_mean_mae": 3.749078,
+    "selected_bucket_hit_rate": 0.492958,
+    "selected_bucket_brier": 0.878621,
+    "selected_score": 5.241857,
+    "legacy_score": 5.406287,
    "filled_actual_from_history": 0,
-    "settlement_history_city_count": 30
+    "settlement_history_city_count": 30,
+    "legacy_archive_samples": 54
  },
  "source": "artifacts\\probability_calibration\\default.json"
 }
@@ -1,257 +1,284 @@
 {
  "summary": {
-    "sample_count": 54,
-    "filled_actual_from_history": 2,
+    "sample_count": 71,
+    "filled_actual_from_history": 0,
    "legacy": {
-      "mean_crps": 4.300621,
-      "mean_mae": 4.502963,
-      "bucket_hit_rate": 0.537037
+      "mean_crps": 3.608885,
+      "mean_mae": 3.81507,
+      "bucket_hit_rate": 0.492958
    },
    "emos": {
-      "mean_crps": 4.213889,
-      "mean_mae": 4.502963,
-      "bucket_hit_rate": 0.537037
+      "mean_crps": 3.881798,
+      "mean_mae": 4.378282,
+      "bucket_hit_rate": 0.225352
    },
    "delta": {
-      "crps": -0.086732,
-      "mae": 0.0,
-      "bucket_hit_rate": 0.0
+      "crps": 0.272913,
+      "mae": 0.563211,
+      "bucket_hit_rate": -0.267606
    }
  },
  "by_city": {
    "ankara": {
-      "samples": 3,
-      "legacy_mean_crps": 0.327701,
-      "emos_mean_crps": 0.439705,
-      "legacy_mean_mae": 0.066667,
-      "emos_mean_mae": 0.066667,
-      "legacy_bucket_hit_rate": 1.0,
-      "emos_bucket_hit_rate": 1.0
+      "samples": 6,
+      "legacy_mean_crps": 1.365135,
+      "emos_mean_crps": 1.454394,
+      "legacy_mean_mae": 1.466667,
+      "emos_mean_mae": 1.781865,
+      "legacy_bucket_hit_rate": 0.666667,
+      "emos_bucket_hit_rate": 0.333333
    },
    "atlanta": {
      "samples": 2,
      "legacy_mean_crps": 30.449382,
-      "emos_mean_crps": 30.578432,
+      "emos_mean_crps": 30.2136,
      "legacy_mean_mae": 32.015,
-      "emos_mean_mae": 32.015,
+      "emos_mean_mae": 31.431544,
      "legacy_bucket_hit_rate": 0.0,
      "emos_bucket_hit_rate": 0.0
    },
    "buenos aires": {
      "samples": 2,
      "legacy_mean_crps": 9.113412,
-      "emos_mean_crps": 8.759954,
+      "emos_mean_crps": 9.25091,
      "legacy_mean_mae": 10.27,
-      "emos_mean_mae": 10.27,
+      "emos_mean_mae": 10.234011,
      "legacy_bucket_hit_rate": 0.0,
      "emos_bucket_hit_rate": 0.0
    },
+    "busan": {
+      "samples": 1,
+      "legacy_mean_crps": 0.451701,
+      "emos_mean_crps": 1.176676,
+      "legacy_mean_mae": 0.3,
+      "emos_mean_mae": 1.887548,
+      "legacy_bucket_hit_rate": 1.0,
+      "emos_bucket_hit_rate": 0.0
+    },
+    "chengdu": {
+      "samples": 1,
+      "legacy_mean_crps": 0.306469,
+      "emos_mean_crps": 0.555327,
+      "legacy_mean_mae": 0.3,
+      "emos_mean_mae": 0.929502,
+      "legacy_bucket_hit_rate": 1.0,
+      "emos_bucket_hit_rate": 0.0
+    },
    "chicago": {
      "samples": 1,
      "legacy_mean_crps": 1.250268,
-      "emos_mean_crps": 0.701085,
+      "emos_mean_crps": 2.090175,
      "legacy_mean_mae": 0.0,
-      "emos_mean_mae": 0.0,
+      "emos_mean_mae": 3.396557,
      "legacy_bucket_hit_rate": 1.0,
-      "emos_bucket_hit_rate": 1.0
+      "emos_bucket_hit_rate": 0.0
    },
    "dallas": {
      "samples": 1,
      "legacy_mean_crps": 2.173363,
-      "emos_mean_crps": 0.701085,
+      "emos_mean_crps": 1.05572,
      "legacy_mean_mae": 0.0,
-      "emos_mean_mae": 0.0,
+      "emos_mean_mae": 1.653475,
      "legacy_bucket_hit_rate": 1.0,
-      "emos_bucket_hit_rate": 1.0
+      "emos_bucket_hit_rate": 0.0
    },
    "hong kong": {
-      "samples": 4,
-      "legacy_mean_crps": 0.29509,
-      "emos_mean_crps": 0.387946,
-      "legacy_mean_mae": 0.075,
-      "emos_mean_mae": 0.075,
-      "legacy_bucket_hit_rate": 1.0,
-      "emos_bucket_hit_rate": 0.75
+      "samples": 7,
+      "legacy_mean_crps": 0.706099,
+      "emos_mean_crps": 1.573367,
+      "legacy_mean_mae": 0.657143,
+      "emos_mean_mae": 1.88803,
+      "legacy_bucket_hit_rate": 0.714286,
+      "emos_bucket_hit_rate": 0.142857
+    },
+    "istanbul": {
+      "samples": 3,
+      "legacy_mean_crps": 1.264103,
+      "emos_mean_crps": 1.266844,
+      "legacy_mean_mae": 1.5,
+      "emos_mean_mae": 1.415758,
+      "legacy_bucket_hit_rate": 0.333333,
+      "emos_bucket_hit_rate": 0.666667
    },
    "london": {
      "samples": 2,
      "legacy_mean_crps": 3.885033,
-      "emos_mean_crps": 3.866915,
+      "emos_mean_crps": 4.057521,
      "legacy_mean_mae": 4.135,
-      "emos_mean_mae": 4.135,
+      "emos_mean_mae": 4.313103,
      "legacy_bucket_hit_rate": 0.0,
      "emos_bucket_hit_rate": 0.0
    },
    "lucknow": {
      "samples": 2,
      "legacy_mean_crps": 2.487193,
-      "emos_mean_crps": 2.342342,
+      "emos_mean_crps": 2.021264,
      "legacy_mean_mae": 3.205,
-      "emos_mean_mae": 3.205,
+      "emos_mean_mae": 2.47462,
      "legacy_bucket_hit_rate": 0.0,
-      "emos_bucket_hit_rate": 0.0
+      "emos_bucket_hit_rate": 0.5
    },
    "madrid": {
      "samples": 2,
      "legacy_mean_crps": 6.27726,
-      "emos_mean_crps": 5.967277,
+      "emos_mean_crps": 6.588692,
      "legacy_mean_mae": 7.33,
-      "emos_mean_mae": 7.33,
+      "emos_mean_mae": 7.486713,
      "legacy_bucket_hit_rate": 0.0,
      "emos_bucket_hit_rate": 0.0
    },
    "miami": {
      "samples": 2,
      "legacy_mean_crps": 28.637631,
-      "emos_mean_crps": 28.482516,
+      "emos_mean_crps": 28.800796,
      "legacy_mean_mae": 30.175,
-      "emos_mean_mae": 30.175,
+      "emos_mean_mae": 30.107593,
      "legacy_bucket_hit_rate": 0.0,
      "emos_bucket_hit_rate": 0.0
    },
    "milan": {
      "samples": 3,
      "legacy_mean_crps": 4.401392,
-      "emos_mean_crps": 3.858031,
+      "emos_mean_crps": 4.947416,
      "legacy_mean_mae": 4.06,
-      "emos_mean_mae": 4.06,
+      "emos_mean_mae": 5.6958,
      "legacy_bucket_hit_rate": 0.666667,
-      "emos_bucket_hit_rate": 0.666667
+      "emos_bucket_hit_rate": 0.333333
    },
    "munich": {
      "samples": 2,
      "legacy_mean_crps": 3.145192,
-      "emos_mean_crps": 3.011312,
+      "emos_mean_crps": 3.200946,
      "legacy_mean_mae": 3.64,
-      "emos_mean_mae": 3.64,
+      "emos_mean_mae": 3.634475,
      "legacy_bucket_hit_rate": 0.0,
      "emos_bucket_hit_rate": 0.0
    },
    "new york": {
      "samples": 1,
      "legacy_mean_crps": 3.692845,
-      "emos_mean_crps": 3.407357,
+      "emos_mean_crps": 3.881457,
      "legacy_mean_mae": 4.94,
-      "emos_mean_mae": 4.94,
+      "emos_mean_mae": 4.954702,
      "legacy_bucket_hit_rate": 0.0,
      "emos_bucket_hit_rate": 0.0
    },
    "paris": {
      "samples": 2,
      "legacy_mean_crps": 4.013782,
-      "emos_mean_crps": 3.979293,
+      "emos_mean_crps": 4.130614,
      "legacy_mean_mae": 4.265,
-      "emos_mean_mae": 4.265,
+      "emos_mean_mae": 4.314216,
      "legacy_bucket_hit_rate": 0.5,
      "emos_bucket_hit_rate": 0.5
    },
    "sao paulo": {
      "samples": 2,
      "legacy_mean_crps": 5.540967,
-      "emos_mean_crps": 5.272063,
+      "emos_mean_crps": 5.483258,
      "legacy_mean_mae": 6.57,
-      "emos_mean_mae": 6.57,
+      "emos_mean_mae": 6.358434,
      "legacy_bucket_hit_rate": 0.0,
      "emos_bucket_hit_rate": 0.0
    },
    "seattle": {
      "samples": 1,
      "legacy_mean_crps": 0.315488,
-      "emos_mean_crps": 0.425909,
+      "emos_mean_crps": 0.271998,
      "legacy_mean_mae": 0.0,
-      "emos_mean_mae": 0.0,
+      "emos_mean_mae": 0.105037,
      "legacy_bucket_hit_rate": 1.0,
      "emos_bucket_hit_rate": 1.0
    },
    "seoul": {
-      "samples": 2,
-      "legacy_mean_crps": 0.313754,
-      "emos_mean_crps": 0.412831,
-      "legacy_mean_mae": 0.15,
-      "emos_mean_mae": 0.15,
+      "samples": 3,
+      "legacy_mean_crps": 0.508331,
+      "emos_mean_crps": 1.718042,
+      "legacy_mean_mae": 0.2,
+      "emos_mean_mae": 2.57121,
      "legacy_bucket_hit_rate": 1.0,
-      "emos_bucket_hit_rate": 1.0
+      "emos_bucket_hit_rate": 0.0
    },
    "shanghai": {
      "samples": 3,
      "legacy_mean_crps": 0.299116,
-      "emos_mean_crps": 0.394855,
+      "emos_mean_crps": 0.553444,
      "legacy_mean_mae": 0.1,
-      "emos_mean_mae": 0.1,
+      "emos_mean_mae": 0.71746,
      "legacy_bucket_hit_rate": 1.0,
-      "emos_bucket_hit_rate": 1.0
+      "emos_bucket_hit_rate": 0.666667
    },
    "shenzhen": {
      "samples": 1,
-      "legacy_mean_crps": 0.798351,
-      "emos_mean_crps": 0.762787,
-      "legacy_mean_mae": 0.9,
-      "emos_mean_mae": 0.9,
+      "legacy_mean_crps": 1.198351,
+      "emos_mean_crps": 0.507942,
+      "legacy_mean_mae": 1.3,
+      "emos_mean_mae": 0.644561,
      "legacy_bucket_hit_rate": 0.0,
      "emos_bucket_hit_rate": 0.0
    },
    "singapore": {
      "samples": 2,
      "legacy_mean_crps": 0.281993,
-      "emos_mean_crps": 0.37264,
+      "emos_mean_crps": 0.877023,
      "legacy_mean_mae": 0.15,
-      "emos_mean_mae": 0.15,
+      "emos_mean_mae": 1.142765,
      "legacy_bucket_hit_rate": 1.0,
-      "emos_bucket_hit_rate": 1.0
+      "emos_bucket_hit_rate": 0.5
    },
    "taipei": {
-      "samples": 3,
-      "legacy_mean_crps": 0.356996,
-      "emos_mean_crps": 0.472738,
-      "legacy_mean_mae": 0.1,
-      "emos_mean_mae": 0.1,
-      "legacy_bucket_hit_rate": 1.0,
-      "emos_bucket_hit_rate": 1.0
+      "samples": 5,
+      "legacy_mean_crps": 0.950739,
+      "emos_mean_crps": 1.257972,
+      "legacy_mean_mae": 0.94,
+      "emos_mean_mae": 1.687014,
+      "legacy_bucket_hit_rate": 0.6,
+      "emos_bucket_hit_rate": 0.2
    },
    "tel aviv": {
      "samples": 2,
      "legacy_mean_crps": 0.446758,
-      "emos_mean_crps": 0.578006,
+      "emos_mean_crps": 0.482341,
      "legacy_mean_mae": 0.3,
-      "emos_mean_mae": 0.3,
+      "emos_mean_mae": 0.62659,
      "legacy_bucket_hit_rate": 1.0,
-      "emos_bucket_hit_rate": 1.0
+      "emos_bucket_hit_rate": 0.5
    },
    "tokyo": {
-      "samples": 2,
-      "legacy_mean_crps": 0.450128,
-      "emos_mean_crps": 0.582151,
-      "legacy_mean_mae": 0.25,
-      "emos_mean_mae": 0.25,
-      "legacy_bucket_hit_rate": 0.5,
-      "emos_bucket_hit_rate": 1.0
+      "samples": 5,
+      "legacy_mean_crps": 0.879366,
+      "emos_mean_crps": 0.989336,
+      "legacy_mean_mae": 1.022,
+      "emos_mean_mae": 1.450474,
+      "legacy_bucket_hit_rate": 0.2,
+      "emos_bucket_hit_rate": 0.2
    },
    "toronto": {
      "samples": 2,
      "legacy_mean_crps": 5.497916,
-      "emos_mean_crps": 5.240552,
+      "emos_mean_crps": 6.296632,
      "legacy_mean_mae": 6.33,
-      "emos_mean_mae": 6.33,
+      "emos_mean_mae": 7.003984,
      "legacy_bucket_hit_rate": 0.0,
      "emos_bucket_hit_rate": 0.0
    },
    "warsaw": {
      "samples": 3,
      "legacy_mean_crps": 1.618875,
-      "emos_mean_crps": 1.553232,
+      "emos_mean_crps": 1.649515,
      "legacy_mean_mae": 2.056667,
-      "emos_mean_mae": 2.056667,
+      "emos_mean_mae": 2.073494,
      "legacy_bucket_hit_rate": 0.333333,
-      "emos_bucket_hit_rate": 0.333333
+      "emos_bucket_hit_rate": 0.0
    },
    "wellington": {
      "samples": 2,
      "legacy_mean_crps": 0.364919,
-      "emos_mean_crps": 0.475875,
+      "emos_mean_crps": 0.939463,
      "legacy_mean_mae": 0.15,
-      "emos_mean_mae": 0.15,
+      "emos_mean_mae": 1.007263,
      "legacy_bucket_hit_rate": 1.0,
-      "emos_bucket_hit_rate": 1.0
+      "emos_bucket_hit_rate": 0.5
    }
  }
 }
@@ -21,12 +21,9 @@ export async function GET(req: NextRequest) {
    const auth = await buildBackendRequestHeaders(req, {
      includeSupabaseIdentity: false,
    });
-    const fetchOptions = {
-      headers: auth.headers,
-      next: { revalidate: 300 },
-    } as const;
    const res = await fetch(`${API_BASE}/api/cities`, {
-      ...fetchOptions,
+      headers: auth.headers,
+      cache: "no-store",
    });
    if (!res.ok) {
      const raw = await res.text();
@@ -40,7 +37,7 @@ export async function GET(req: NextRequest) {
    const response = buildCachedJsonResponse(
      req,
      data,
-      "public, max-age=0, s-maxage=300, stale-while-revalidate=1800",
+      "no-store, max-age=0",
    );
    return applyAuthResponseCookies(response, auth.response);
  } catch (error) {
@@ -2,13 +2,101 @@
@tailwind components;
@tailwind utilities;

+/* ══════════════════════════════════════════════════════════════
+   PolyWeather — Unified Design Token System
+   ══════════════════════════════════════════════════════════════ */
+
@layer base {
  :root {
+    /* ── Background Scale ── */
+    --color-bg-base: #080c14;
+    --color-bg-raised: #0d1321;
+    --color-bg-overlay: #111827;
+    --color-bg-card: rgba(15, 23, 42, 0.72);
+    --color-bg-input: rgba(255, 255, 255, 0.04);
+
+    /* ── Text Scale ── */
+    --color-text-primary: #f1f5f9;
+    --color-text-secondary: #94a3b8;
+    --color-text-muted: #64748b;
+    --color-text-disabled: #475569;
+
+    /* ── Accent Colors ── */
+    --color-accent-primary: #00e5ff;
+    --color-accent-secondary: #6366f1;
+    --color-accent-tertiary: #a78bfa;
+
+    /* ── Signal / Semantic Colors ── */
+    --color-signal-success: #22c55e;
+    --color-signal-warning: #f59e0b;
+    --color-signal-danger: #ef4444;
+    --color-signal-info: #3b82f6;
+
+    /* ── Risk Colors (aliased from signal) ── */
+    --color-risk-high: var(--color-signal-danger);
+    --color-risk-medium: var(--color-signal-warning);
+    --color-risk-low: var(--color-signal-success);
+
+    /* ── Border ── */
+    --color-border-default: rgba(99, 102, 241, 0.12);
+    --color-border-hover: rgba(99, 102, 241, 0.28);
+    --color-border-subtle: rgba(255, 255, 255, 0.06);
+
+    /* ── Shadow / Elevation ── */
+    --shadow-elevation-1: 0 1px 3px rgba(0, 0, 0, 0.3);
+    --shadow-elevation-2: 0 8px 24px rgba(0, 0, 0, 0.45);
+    --shadow-elevation-3: 0 20px 60px rgba(0, 0, 0, 0.6);
+    --shadow-glow-accent: 0 0 20px rgba(0, 229, 255, 0.2);
+    --shadow-glow-secondary: 0 0 20px rgba(99, 102, 241, 0.25);
+
+    /* ── Typography ── */
+    --font-data:
+      "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
+    --font-display: "Geist", "Inter", -apple-system, sans-serif;
+    --font-mono: "JetBrains Mono", "Fira Code", "SF Mono", monospace;
+
+    /* ── Spacing (4px grid) ── */
+    --space-1: 4px;
+    --space-2: 8px;
+    --space-3: 12px;
+    --space-4: 16px;
+    --space-5: 20px;
+    --space-6: 24px;
+    --space-8: 32px;
+    --space-10: 40px;
+    --space-12: 48px;
+
+    /* ── Border Radius ── */
+    --radius-sm: 6px;
+    --radius-md: 10px;
+    --radius-lg: 14px;
+    --radius-xl: 20px;
+    --radius-full: 9999px;
+
+    /* ── Glass / Blur ── */
+    --glass-blur-1: blur(10px);
+    --glass-blur-2: blur(16px);
+    --glass-blur-3: blur(24px);
+    --glass-opacity-1: 0.72;
+    --glass-opacity-2: 0.85;
+    --glass-opacity-3: 0.92;
+
+    /* ── Layout ── */
+    --header-height: 52px;
+    --sidebar-width: 260px;
+    --panel-width: 560px;
+
+    /* ── Motion ── */
+    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
+    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
+    --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);
+
+    /* ── Legacy Compatibility (shadcn/ui HSL tokens) ── */
    --background: 223 53% 4%;
    --foreground: 210 40% 98%;
    --card: 223 46% 8%;
    --card-foreground: 210 40% 98%;
-    --primary: 190 95% 56%;
+    --primary: 187 100% 50%;
    --primary-foreground: 222 47% 8%;
    --secondary: 224 30% 14%;
    --secondary-foreground: 210 40% 98%;
@@ -22,28 +110,32 @@
  }

  body {
-    font-family: "Sora", "Avenir Next", "Segoe UI", sans-serif;
+    font-family: var(--font-data);
    background:
      radial-gradient(
        circle at 10% -10%,
-        rgba(34, 211, 238, 0.2),
+        rgba(0, 229, 255, 0.12),
        transparent 40%
      ),
      radial-gradient(
        circle at 90% 0%,
-        rgba(59, 130, 246, 0.14),
+        rgba(99, 102, 241, 0.1),
        transparent 36%
      ),
      radial-gradient(
        circle at 80% 100%,
-        rgba(8, 47, 73, 0.5),
+        rgba(8, 47, 73, 0.4),
        transparent 48%
      ),
-      hsl(var(--background));
-    color: hsl(var(--foreground));
+      var(--color-bg-base);
+    color: var(--color-text-primary);
  }
 }

+/* ══════════════════════════════════════════════════════════════
+   Map Components (Leaflet overrides + map markers)
+   ══════════════════════════════════════════════════════════════ */
+
@layer components {
  .leaflet-container {
    width: 100%;
@@ -52,38 +144,41 @@
  }

  .leaflet-control-zoom a {
-    background: rgba(2, 6, 23, 0.82) !important;
-    border-color: rgba(71, 85, 105, 0.5) !important;
-    color: #e2e8f0 !important;
+    background: rgba(8, 12, 20, 0.85) !important;
+    border-color: var(--color-border-default) !important;
+    color: var(--color-text-primary) !important;
  }

  .leaflet-control-zoom a:hover {
-    background: rgba(15, 23, 42, 0.95) !important;
+    background: rgba(13, 19, 33, 0.95) !important;
+    border-color: var(--color-border-hover) !important;
  }

+  /* ── Map Pill (temperature labels on map) ── */
  .map-pill {
    min-width: 52px;
-    border-radius: 9999px;
+    border-radius: var(--radius-full);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 5px 10px;
-    color: #f8fafc;
+    color: var(--color-text-primary);
    font-size: 11px;
    font-weight: 700;
+    font-variant-numeric: tabular-nums;
    line-height: 1;
    letter-spacing: 0.04em;
    text-transform: uppercase;
-    backdrop-filter: blur(8px);
+    backdrop-filter: var(--glass-blur-1);
    box-shadow:
      0 2px 14px rgba(2, 6, 23, 0.45),
      inset 0 1px 0 rgba(255, 255, 255, 0.2);
  }

  .map-pill.high {
-    background: linear-gradient(135deg, #ef4444, #b91c1c);
+    background: linear-gradient(135deg, var(--color-signal-danger), #b91c1c);
  }

  .map-pill.medium {
-    background: linear-gradient(135deg, #f59e0b, #b45309);
+    background: linear-gradient(135deg, var(--color-signal-warning), #b45309);
  }

  .map-pill.low {
@@ -93,21 +188,23 @@
  .map-pill.active {
    transform: translateY(-2px) scale(1.05);
    box-shadow:
-      0 8px 24px rgba(34, 211, 238, 0.4),
+      0 8px 24px rgba(0, 229, 255, 0.35),
      inset 0 1px 0 rgba(255, 255, 255, 0.35);
  }

+  /* ── Glass utility ── */
  .glass {
    background: linear-gradient(
      180deg,
-      rgba(15, 23, 42, 0.9) 0%,
-      rgba(2, 6, 23, 0.75) 100%
+      rgba(13, 19, 33, 0.88) 0%,
+      rgba(8, 12, 20, 0.75) 100%
    );
-    backdrop-filter: blur(10px);
+    backdrop-filter: var(--glass-blur-1);
  }

+  /* ── Fade-up entrance ── */
  .fade-up {
-    animation: fadeUp 450ms ease-out;
+    animation: fadeUp 400ms var(--transition-slow);
  }
 }

@@ -124,47 +221,52 @@
  }
 }

+/* ══════════════════════════════════════════════════════════════
+   Map Marker Components (nearby stations, city bubbles)
+   ══════════════════════════════════════════════════════════════ */

@layer components {
  .nearby-marker {
    display: flex;
    align-items: center;
-    gap: 6px;
-    background: rgba(15, 23, 42, 0.9);
-    color: rgba(226, 232, 240, 0.92);
-    border: 1px solid rgba(255, 255, 255, 0.1);
-    border-radius: 8px;
-    padding: 4px 10px;
+    gap: var(--space-2);
+    background: rgba(13, 19, 33, 0.9);
+    color: var(--color-text-secondary);
+    border: 1px solid var(--color-border-subtle);
+    border-radius: var(--radius-md);
+    padding: var(--space-1) var(--space-3);
    font-size: 11px;
    font-weight: 600;
-    box-shadow: 0 10px 28px rgba(2, 6, 23, 0.45);
-    backdrop-filter: blur(10px);
+    box-shadow: var(--shadow-elevation-2);
+    backdrop-filter: var(--glass-blur-1);
    white-space: nowrap;
  }

  .nearby-name {
-    color: rgba(148, 163, 184, 0.95);
+    color: var(--color-text-secondary);
  }

  .nearby-temp {
    color: #fff;
    font-weight: 800;
+    font-variant-numeric: tabular-nums;
  }

  .nearby-unit {
-    color: rgba(148, 163, 184, 0.85);
+    color: var(--color-text-muted);
    font-size: 9px;
  }

  .wind-info {
    display: flex;
    align-items: center;
-    gap: 4px;
-    margin-left: 4px;
-    padding-left: 6px;
-    border-left: 1px solid rgba(255, 255, 255, 0.1);
-    color: rgba(34, 211, 238, 0.9);
+    gap: var(--space-1);
+    margin-left: var(--space-1);
+    padding-left: var(--space-2);
+    border-left: 1px solid var(--color-border-subtle);
+    color: var(--color-accent-primary);
    font-size: 10px;
+    opacity: 0.9;
  }

  .wind-arrow {
@@ -172,6 +274,7 @@
    transform-origin: center;
  }

+  /* ── City Marker (bubble on map) ── */
  .city-marker {
    position: relative;
    display: flex;
@@ -184,13 +287,14 @@
    position: relative;
    min-width: 46px;
    padding: 5px 10px;
-    border-radius: 12px;
+    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 800;
+    font-variant-numeric: tabular-nums;
    text-align: center;
    color: white;
    border: 1px solid transparent;
-    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
+    box-shadow: var(--shadow-elevation-2);
  }

  .marker-bubble::after {
@@ -207,48 +311,63 @@
  }

  .marker-bubble.risk-high {
-    background: linear-gradient(135deg, #dc2626, #ef4444);
+    background: linear-gradient(135deg, #dc2626, var(--color-signal-danger));
    border-color: rgba(239, 68, 68, 0.5);
  }

-  .marker-bubble.risk-high::after { border-top-color: #ef4444; }
+  .marker-bubble.risk-high::after {
+    border-top-color: var(--color-signal-danger);
+  }

  .marker-bubble.risk-medium {
-    background: linear-gradient(135deg, #d97706, #f59e0b);
+    background: linear-gradient(135deg, #d97706, var(--color-signal-warning));
    border-color: rgba(245, 158, 11, 0.5);
  }

-  .marker-bubble.risk-medium::after { border-top-color: #f59e0b; }
+  .marker-bubble.risk-medium::after {
+    border-top-color: var(--color-signal-warning);
+  }

  .marker-bubble.risk-low {
    background: linear-gradient(135deg, #059669, #10b981);
    border-color: rgba(16, 185, 129, 0.5);
  }

-  .marker-bubble.risk-low::after { border-top-color: #10b981; }
+  .marker-bubble.risk-low::after {
+    border-top-color: #10b981;
+  }

  .marker-name {
-    margin-top: 8px;
+    margin-top: var(--space-2);
    font-size: 10px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.88);
-    text-shadow: 0 1px 4px rgba(0,0,0,0.8);
+    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.8);
  }

  .city-marker.selected .marker-bubble {
    animation: markerGlow 2s ease-in-out infinite;
  }

+  /* ── Scrollbar ── */
  .custom-scrollbar::-webkit-scrollbar {
-    width: 8px;
+    width: 6px;
  }
  .custom-scrollbar::-webkit-scrollbar-thumb {
-    background: rgba(51, 65, 85, 0.75);
-    border-radius: 9999px;
+    background: rgba(99, 102, 241, 0.2);
+    border-radius: var(--radius-full);
+  }
+  .custom-scrollbar::-webkit-scrollbar-thumb:hover {
+    background: rgba(99, 102, 241, 0.35);
  }
 }

@keyframes markerGlow {
-  0%, 100% { box-shadow: 0 6px 18px rgba(0,0,0,0.4); }
-  50% { box-shadow: 0 10px 26px rgba(34,211,238,0.35); }
+  0%,
+  100% {
+    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
+  }
+  50% {
+    box-shadow: 0 10px 26px rgba(0, 229, 255, 0.3);
+  }
 }
@@ -12,7 +12,9 @@ export const metadata: Metadata = {
      { url: "/favicon-32x32.png", sizes: "32x32", type: "image/png" },
      { url: "/favicon-16x16.png", sizes: "16x16", type: "image/png" },
    ],
-    apple: [{ url: "/apple-touch-icon.png", sizes: "180x180", type: "image/png" }],
+    apple: [
+      { url: "/apple-touch-icon.png", sizes: "180x180", type: "image/png" },
+    ],
    shortcut: ["/favicon.ico"],
  },
 };
@@ -24,9 +26,13 @@ export default function RootLayout({
    <html lang="zh-CN" className="dark">
      <head>
        <link rel="preconnect" href="https://fonts.googleapis.com" />
-        <link rel="preconnect" href="https://fonts.gstatic.com" crossOrigin="" />
        <link
-          href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap"
+          rel="preconnect"
+          href="https://fonts.gstatic.com"
+          crossOrigin=""
+        />
+        <link
+          href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap"
          rel="stylesheet"
        />
      </head>
@@ -2,6 +2,7 @@

 import { startTransition, useEffect, useMemo, useState } from "react";
 import clsx from "clsx";
+import { Clock } from "lucide-react";
 import { useDashboardStore } from "@/hooks/useDashboardStore";
 import { useI18n } from "@/hooks/useI18n";
 import { CityListItem, DeviationMonitor } from "@/lib/dashboard-types";
@@ -71,8 +72,7 @@ export function CitySidebar() {
        const aSamples = Number(a.deb_recent_sample_count ?? 0);
        const bSamples = Number(b.deb_recent_sample_count ?? 0);
        return (
-          (riskOrder[aGroup] ?? 3) -
-            (riskOrder[bGroup] ?? 3) ||
+          (riskOrder[aGroup] ?? 3) - (riskOrder[bGroup] ?? 3) ||
          bHitRate - aHitRate ||
          bSamples - aSamples ||
          a.display_name.localeCompare(b.display_name)
@@ -126,8 +126,7 @@ export function CitySidebar() {

  const formatDeviationText = (monitor?: DeviationMonitor | null) => {
    if (!monitor?.available) return "";
-    const label =
-      locale === "en-US" ? monitor.label_en : monitor.label_zh;
+    const label = locale === "en-US" ? monitor.label_en : monitor.label_zh;
    const trendLabel =
      locale === "en-US" ? monitor.trend_label_en : monitor.trend_label_zh;
    if (!label) return "";
@@ -170,10 +169,20 @@ export function CitySidebar() {
                  }))
                }
              >
-                <span className="city-group-title">{group.label}</span>
+                <span className="city-group-title">
+                  <span
+                    className={clsx("city-group-indicator", group.key)}
+                    aria-hidden="true"
+                  />
+                  {group.label}
+                </span>
                <span className="city-group-meta">
-                  <span className="city-group-count">{citiesInGroup.length}</span>
-                  <span className={clsx("city-group-arrow", expanded && "expanded")}>
+                  <span className="city-group-count">
+                    {citiesInGroup.length}
+                  </span>
+                  <span
+                    className={clsx("city-group-arrow", expanded && "expanded")}
+                  >
                    ▾
                  </span>
                </span>
@@ -203,7 +212,9 @@ export function CitySidebar() {
                          time: detail.current.max_temp_time,
                        })
                      : detail?.current?.max_temp_time
-                        ? t("sidebar.peakAt", { time: detail.current.max_temp_time })
+                        ? t("sidebar.peakAt", {
+                            time: detail.current.max_temp_time,
+                          })
                        : "";
                  const deviationDirection =
                    snapshot?.deviation_monitor?.direction || "normal";
@@ -225,7 +236,9 @@ export function CitySidebar() {
                    >
                      <div className="city-item-main">
                        <span className={clsx("risk-dot", performanceTier)} />
-                        <span className="city-name-text">{city.display_name}</span>
+                        <span className="city-name-text">
+                          {city.display_name}
+                        </span>
                        <span
                          className={clsx(
                            "city-temp",
@@ -238,7 +251,18 @@ export function CitySidebar() {

                      <div className="city-item-info">
                        <span className="city-local-time">
-                          {snapshot?.local_time ? `🕒 ${snapshot.local_time}` : ""}
+                          {snapshot?.local_time ? (
+                            <>
+                              <Clock
+                                size={10}
+                                strokeWidth={2}
+                                className="city-clock-icon"
+                              />
+                              {snapshot.local_time}
+                            </>
+                          ) : (
+                            ""
+                          )}
                        </span>
                        <span
                          className={clsx(
@@ -3,44 +3,44 @@
   ────────────────────────────────────────────────────────── */

 .root {
-  /* Core palette */
-  --bg-primary: #0a0e1a;
-  --bg-secondary: #111827;
-  --bg-card: rgba(17, 24, 39, 0.85);
-  --bg-glass: rgba(15, 23, 42, 0.75);
-  --border-glass: rgba(99, 102, 241, 0.15);
-  --border-subtle: rgba(255, 255, 255, 0.06);
+  /* ── Palette (bridged from globals.css unified tokens) ── */
+  --bg-primary: var(--color-bg-base);
+  --bg-secondary: var(--color-bg-raised);
+  --bg-card: var(--color-bg-card);
+  --bg-glass: rgba(13, 19, 33, 0.75);
+  --border-glass: var(--color-border-default);
+  --border-subtle: var(--color-border-subtle);

  /* Text */
-  --text-primary: #f1f5f9;
-  --text-secondary: #94a3b8;
-  --text-muted: #64748b;
+  --text-primary: var(--color-text-primary);
+  --text-secondary: var(--color-text-secondary);
+  --text-muted: var(--color-text-muted);

-  /* Accents */
-  --accent-cyan: #22d3ee;
-  --accent-blue: #6366f1;
+  /* Accents — upgraded primary cyan to match new token */
+  --accent-cyan: var(--color-accent-primary);
+  --accent-blue: var(--color-accent-secondary);
  --accent-green: #34d399;
  --accent-orange: #fb923c;
  --accent-red: #f87171;
  --accent-yellow: #fbbf24;
-  --accent-purple: #a78bfa;
+  --accent-purple: var(--color-accent-tertiary);

  /* Risk colors */
-  --risk-high: #ef4444;
-  --risk-medium: #f59e0b;
-  --risk-low: #22c55e;
+  --risk-high: var(--color-risk-high);
+  --risk-medium: var(--color-risk-medium);
+  --risk-low: var(--color-risk-low);

-  /* Spacing */
+  /* Spacing — aligned with global layout tokens */
  --panel-width: 560px;
-  --header-height: 56px;
+  --header-height: 52px;
  --sidebar-width: 260px;

-  /* Effects */
+  /* Effects — using global elevation tokens */
  --glass-blur: 20px;
-  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
-  --shadow-glow-cyan: 0 0 20px rgba(34, 211, 238, 0.3);
-  --shadow-glow-blue: 0 0 20px rgba(99, 102, 241, 0.3);
-  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
+  --shadow-lg: var(--shadow-elevation-3);
+  --shadow-glow-cyan: var(--shadow-glow-accent);
+  --shadow-glow-blue: var(--shadow-glow-secondary);
+  --transition: all var(--transition-base);
 }

 /* ── Reset & Base ── */
@@ -174,44 +174,46 @@
  display: flex;
  align-items: center;
  justify-content: space-between;
-  padding: 0 24px;
+  padding: 0 20px;
  background: linear-gradient(
    180deg,
-    rgba(10, 14, 26, 0.95) 0%,
-    rgba(10, 14, 26, 0.7) 100%
+    rgba(8, 12, 20, 0.96) 0%,
+    rgba(8, 12, 20, 0.82) 100%
  );
-  backdrop-filter: blur(16px);
+  backdrop-filter: blur(20px);
+  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
 }

 .root :global(.brand) {
  display: flex;
  align-items: baseline;
-  gap: 12px;
+  gap: 10px;
 }

 .root :global(.brand h1) {
-  font-size: 20px;
-  font-weight: 700;
-  letter-spacing: -0.02em;
-  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
+  font-size: 18px;
+  font-weight: 800;
+  letter-spacing: -0.03em;
+  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
 }

 .root :global(.subtitle) {
-  font-size: 12px;
-  font-weight: 400;
+  font-size: 11px;
+  font-weight: 500;
  color: var(--text-muted);
-  letter-spacing: 0.5px;
+  letter-spacing: 0.6px;
  text-transform: uppercase;
+  opacity: 0.8;
 }

 .root :global(.header-right) {
  display: flex;
  align-items: center;
-  gap: 12px;
+  gap: 8px;
 }

 .root :global(.lang-switch) {
@@ -244,27 +246,28 @@

 .root :global(.lang-btn.active) {
  color: var(--text-primary);
-  background: rgba(34, 211, 238, 0.16);
-  box-shadow: inset 0 0 0 1px rgba(34, 211, 238, 0.26);
+  background: rgba(0, 229, 255, 0.12);
+  box-shadow: inset 0 0 0 1px rgba(0, 229, 255, 0.2);
 }

 .root :global(.live-badge) {
  display: flex;
  align-items: center;
-  gap: 6px;
-  padding: 4px 12px;
-  border-radius: 20px;
-  background: rgba(34, 197, 94, 0.1);
-  border: 1px solid rgba(34, 197, 94, 0.3);
-  font-size: 11px;
-  font-weight: 600;
+  gap: 5px;
+  padding: 4px 10px;
+  border-radius: 9999px;
+  background: rgba(34, 197, 94, 0.08);
+  border: 1px solid rgba(34, 197, 94, 0.22);
+  font-size: 10px;
+  font-weight: 700;
  color: var(--accent-green);
-  letter-spacing: 1px;
+  letter-spacing: 1.2px;
+  text-transform: uppercase;
 }

 .root :global(.pulse-dot) {
-  width: 8px;
-  height: 8px;
+  width: 6px;
+  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
  animation: pulse 2s ease-in-out infinite;
@@ -283,23 +286,22 @@
 }

 .root :global(.refresh-btn) {
-  width: 36px;
-  height: 36px;
+  width: 32px;
+  height: 32px;
  border-radius: 8px;
  border: 1px solid var(--border-glass);
-  background: var(--bg-glass);
+  background: rgba(13, 19, 33, 0.6);
  color: var(--text-secondary);
-  font-size: 18px;
  cursor: pointer;
-  transition: var(--transition);
+  transition: all 150ms ease;
  display: flex;
  align-items: center;
  justify-content: center;
 }
 .root :global(.refresh-btn:hover) {
-  background: rgba(99, 102, 241, 0.15);
-  border-color: var(--accent-blue);
-  color: var(--text-primary);
+  background: rgba(0, 229, 255, 0.1);
+  border-color: rgba(0, 229, 255, 0.3);
+  color: var(--accent-cyan);
 }
 .root :global(.refresh-btn.spinning) {
  animation: spin 1s linear infinite;
@@ -335,20 +337,23 @@
  display: flex;
  justify-content: space-between;
  align-items: center;
-  padding: 16px 18px;
+  padding: 14px 16px;
  border-bottom: 1px solid var(--border-subtle);
-  font-size: 15px;
+  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
+  letter-spacing: -0.01em;
 }

 .root :global(.city-count) {
-  background: var(--accent-blue);
-  color: white;
-  font-size: 12px;
+  background: rgba(99, 102, 241, 0.2);
+  color: var(--accent-blue);
+  font-size: 11px;
  font-weight: 700;
-  padding: 3px 10px;
-  border-radius: 12px;
+  font-variant-numeric: tabular-nums;
+  padding: 2px 8px;
+  border-radius: 9999px;
+  border: 1px solid rgba(99, 102, 241, 0.15);
 }

 .root :global(.city-list-items) {
@@ -382,20 +387,52 @@
 .root :global(.city-group-header) {
  width: 100%;
  border: none;
-  background: rgba(99, 102, 241, 0.08);
+  background: rgba(99, 102, 241, 0.06);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
-  padding: 8px 10px;
+  padding: 7px 10px;
  cursor: pointer;
  font-family: inherit;
+  transition: background 150ms ease;
+}
+
+.root :global(.city-group-header:hover) {
+  background: rgba(99, 102, 241, 0.1);
 }

 .root :global(.city-group-title) {
-  font-size: 12px;
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  font-size: 11px;
  font-weight: 700;
-  letter-spacing: 0.3px;
+  letter-spacing: 0.4px;
+  text-transform: uppercase;
+}
+
+.root :global(.city-group-indicator) {
+  width: 3px;
+  height: 14px;
+  border-radius: 2px;
+  flex-shrink: 0;
+}
+.root :global(.city-group-indicator.high) {
+  background: var(--risk-high);
+  box-shadow: 0 0 6px rgba(239, 68, 68, 0.3);
+}
+.root :global(.city-group-indicator.medium) {
+  background: var(--risk-medium);
+  box-shadow: 0 0 6px rgba(245, 158, 11, 0.3);
+}
+.root :global(.city-group-indicator.low) {
+  background: var(--risk-low);
+  box-shadow: 0 0 6px rgba(34, 197, 94, 0.3);
+}
+.root :global(.city-group-indicator.other) {
+  background: var(--text-muted);
+  opacity: 0.5;
 }

 .root :global(.city-group-meta) {
@@ -457,8 +494,9 @@
  border-color: var(--border-glass);
 }
 .root :global(.city-item.active) {
-  background: rgba(99, 102, 241, 0.15);
-  border-color: var(--accent-blue);
+  background: rgba(0, 229, 255, 0.08);
+  border-color: rgba(0, 229, 255, 0.3);
+  box-shadow: 0 0 16px rgba(0, 229, 255, 0.06), inset 0 0 0 1px rgba(0, 229, 255, 0.08);
 }

 .root :global(.city-item-main) {
@@ -531,13 +569,21 @@
  box-shadow: 0 0 6px var(--risk-low);
 }

+.root :global(.city-clock-icon) {
+  display: inline-block;
+  vertical-align: -1px;
+  margin-right: 3px;
+  opacity: 0.6;
+}
+
 .root :global(.city-item .city-temp) {
  margin-left: auto;
  font-size: 13px;
  font-weight: 700;
+  font-variant-numeric: tabular-nums;
  color: var(--accent-cyan);
  opacity: 0;
-  transition: var(--transition);
+  transition: opacity 200ms ease;
 }
 .root :global(.city-item .city-temp.loaded) {
  opacity: 1;
@@ -1319,13 +1365,12 @@
  position: fixed;
  inset: 0;
  z-index: 2000;
-  background:
-    radial-gradient(
-      circle at 50% 50%,
-      rgba(8, 14, 32, 0.76) 0%,
-      rgba(4, 8, 22, 0.9) 44%,
-      rgba(2, 6, 20, 0.96) 100%
-    );
+  background: radial-gradient(
+    circle at 50% 50%,
+    rgba(8, 14, 32, 0.76) 0%,
+    rgba(4, 8, 22, 0.9) 44%,
+    rgba(2, 6, 20, 0.96) 100%
+  );
  display: flex;
  align-items: center;
  justify-content: center;
@@ -1340,12 +1385,11 @@
  min-width: 240px;
  padding: 28px 32px;
  border-radius: 28px;
-  background:
-    linear-gradient(
-      180deg,
-      rgba(10, 18, 36, 0.78) 0%,
-      rgba(8, 14, 30, 0.62) 100%
-    );
+  background: linear-gradient(
+    180deg,
+    rgba(10, 18, 36, 0.78) 0%,
+    rgba(8, 14, 30, 0.62) 100%
+  );
  border: 1px solid rgba(92, 142, 255, 0.16);
  box-shadow:
    0 24px 90px rgba(0, 0, 0, 0.42),
@@ -1365,7 +1409,11 @@
  height: 18px;
  border-radius: 999px;
  background:
-    radial-gradient(circle at 30% 50%, rgba(186, 230, 253, 0.22), transparent 54%),
+    radial-gradient(
+      circle at 30% 50%,
+      rgba(186, 230, 253, 0.22),
+      transparent 54%
+    ),
    linear-gradient(
      180deg,
      rgba(148, 163, 184, 0.28) 0%,
@@ -1463,14 +1511,13 @@
  width: 108px;
  height: 108px;
  border-radius: 50%;
-  background:
-    radial-gradient(
-      circle,
-      rgba(22, 78, 99, 0.16) 0%,
-      rgba(7, 18, 36, 0.08) 48%,
-      rgba(5, 10, 22, 0.02) 76%,
-      transparent 100%
-    );
+  background: radial-gradient(
+    circle,
+    rgba(22, 78, 99, 0.16) 0%,
+    rgba(7, 18, 36, 0.08) 48%,
+    rgba(5, 10, 22, 0.02) 76%,
+    transparent 100%
+  );
  box-shadow:
    inset 0 0 0 1px rgba(56, 189, 248, 0.12),
    0 0 40px rgba(34, 211, 238, 0.08);
@@ -2281,7 +2328,8 @@
  scrollbar-width: none;
 }

-.root :global(.modal-content.large.future-modal .modal-body::-webkit-scrollbar) {
+.root
+  :global(.modal-content.large.future-modal .modal-body::-webkit-scrollbar) {
  width: 0;
  height: 0;
 }
@@ -2390,12 +2438,11 @@
  padding: 24px 26px;
  border-radius: 24px;
  border: 1px solid rgba(96, 165, 250, 0.16);
-  background:
-    linear-gradient(
-      180deg,
-      rgba(10, 18, 36, 0.72) 0%,
-      rgba(8, 14, 30, 0.5) 100%
-    );
+  background: linear-gradient(
+    180deg,
+    rgba(10, 18, 36, 0.72) 0%,
+    rgba(8, 14, 30, 0.5) 100%
+  );
  box-shadow:
    0 18px 48px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.03);
@@ -2406,7 +2453,12 @@
  width: 84px;
  height: 84px;
  border-radius: 50%;
-  background: radial-gradient(circle, rgba(14, 165, 233, 0.08) 0%, rgba(14, 165, 233, 0.02) 62%, transparent 100%);
+  background: radial-gradient(
+    circle,
+    rgba(14, 165, 233, 0.08) 0%,
+    rgba(14, 165, 233, 0.02) 62%,
+    transparent 100%
+  );
 }

 .root :global(.history-modal .history-fetch-ring) {
@@ -2604,16 +2656,23 @@
  scrollbar-color: rgba(96, 165, 250, 0.5) rgba(15, 23, 42, 0.32);
 }

-.root :global(.history-modal .history-peak-reference-scroll::-webkit-scrollbar) {
+.root
+  :global(.history-modal .history-peak-reference-scroll::-webkit-scrollbar) {
  width: 8px;
 }

-.root :global(.history-modal .history-peak-reference-scroll::-webkit-scrollbar-track) {
+.root
+  :global(
+    .history-modal .history-peak-reference-scroll::-webkit-scrollbar-track
+  ) {
  background: rgba(15, 23, 42, 0.32);
  border-radius: 999px;
 }

-.root :global(.history-modal .history-peak-reference-scroll::-webkit-scrollbar-thumb) {
+.root
+  :global(
+    .history-modal .history-peak-reference-scroll::-webkit-scrollbar-thumb
+  ) {
  background: linear-gradient(
    180deg,
    rgba(56, 189, 248, 0.72) 0%,
@@ -2862,6 +2921,97 @@
  gap: 10px;
 }

+.root :global(.future-v2-sync-strip-compact) {
+  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
+  gap: 8px;
+}
+
+.root :global(.future-v2-sync-strip-compact .future-v2-sync-chip) {
+  padding: 8px 10px;
+  border-radius: 8px;
+  background: rgba(15, 23, 42, 0.62);
+}
+
+.root :global(.future-v2-sync-strip-compact .future-v2-sync-copy span) {
+  display: none;
+}
+
+.root :global(.future-v2-meteorology-brief) {
+  display: grid;
+  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.56fr);
+  gap: 14px;
+  padding: 16px;
+  border: 1px solid rgba(34, 211, 238, 0.22);
+  border-radius: 8px;
+  background:
+    linear-gradient(180deg, rgba(8, 47, 73, 0.42), rgba(15, 23, 42, 0.78));
+}
+
+.root :global(.future-v2-meteorology-copy) {
+  display: grid;
+  gap: 10px;
+  min-width: 0;
+}
+
+.root :global(.future-v2-meteorology-copy h3) {
+  margin: 0;
+  color: #f8fafc;
+  font-size: 18px;
+  font-weight: 800;
+  line-height: 1.35;
+  letter-spacing: 0;
+}
+
+.root :global(.future-v2-meteorology-meta) {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 8px;
+}
+
+.root :global(.future-v2-meteorology-meta span) {
+  min-height: 26px;
+  display: inline-flex;
+  align-items: center;
+  padding: 5px 8px;
+  border: 1px solid rgba(148, 163, 184, 0.18);
+  border-radius: 8px;
+  background: rgba(15, 23, 42, 0.62);
+  color: #cbd5e1;
+  font-size: 12px;
+  line-height: 1.35;
+}
+
+.root :global(.future-v2-meteorology-paths) {
+  display: grid;
+  grid-template-columns: repeat(3, minmax(0, 1fr));
+  gap: 8px;
+}
+
+.root :global(.future-v2-meteorology-paths div) {
+  min-width: 0;
+  padding: 12px;
+  border: 1px solid rgba(34, 211, 238, 0.18);
+  border-radius: 8px;
+  background: rgba(2, 6, 23, 0.5);
+}
+
+.root :global(.future-v2-meteorology-paths span) {
+  display: block;
+  color: var(--text-muted);
+  font-size: 11px;
+  line-height: 1.3;
+}
+
+.root :global(.future-v2-meteorology-paths strong) {
+  display: block;
+  margin-top: 8px;
+  color: #67e8f9;
+  font-size: 22px;
+  font-weight: 800;
+  line-height: 1;
+  letter-spacing: 0;
+}
+
 .root :global(.future-v2-sync-chip) {
  display: flex;
  align-items: flex-start;
@@ -2962,21 +3112,19 @@
 }

 .root :global(.future-v2-focus-card) {
-  background:
-    linear-gradient(
-      180deg,
-      rgba(34, 211, 238, 0.08) 0%,
-      rgba(255, 255, 255, 0.02) 100%
-    );
+  background: linear-gradient(
+    180deg,
+    rgba(34, 211, 238, 0.08) 0%,
+    rgba(255, 255, 255, 0.02) 100%
+  );
 }

 .root :global(.future-v2-support-card) {
-  background:
-    linear-gradient(
-      180deg,
-      rgba(148, 163, 184, 0.08) 0%,
-      rgba(255, 255, 255, 0.02) 100%
-    );
+  background: linear-gradient(
+    180deg,
+    rgba(148, 163, 184, 0.08) 0%,
+    rgba(255, 255, 255, 0.02) 100%
+  );
 }

 .root :global(.future-v2-hero-card) {
@@ -3075,15 +3223,14 @@
  position: relative;
  height: 12px;
  border-radius: 999px;
-  background:
-    linear-gradient(
-      90deg,
-      rgba(15, 23, 42, 0.85) 0%,
-      rgba(56, 189, 248, 0.18) 15%,
-      rgba(250, 204, 21, 0.24) 50%,
-      rgba(56, 189, 248, 0.16) 85%,
-      rgba(15, 23, 42, 0.85) 100%
-    );
+  background: linear-gradient(
+    90deg,
+    rgba(15, 23, 42, 0.85) 0%,
+    rgba(56, 189, 248, 0.18) 15%,
+    rgba(250, 204, 21, 0.24) 50%,
+    rgba(56, 189, 248, 0.16) 85%,
+    rgba(15, 23, 42, 0.85) 100%
+  );
  overflow: hidden;
 }

@@ -3309,14 +3456,13 @@
  margin-top: 12px;
  border-radius: 999px;
  overflow: hidden;
-  background:
-    linear-gradient(
-      90deg,
-      rgba(34, 211, 238, 0.12) 0%,
-      rgba(255, 255, 255, 0.06) 46%,
-      rgba(255, 255, 255, 0.06) 54%,
-      rgba(251, 191, 36, 0.12) 100%
-    );
+  background: linear-gradient(
+    90deg,
+    rgba(34, 211, 238, 0.12) 0%,
+    rgba(255, 255, 255, 0.06) 46%,
+    rgba(255, 255, 255, 0.06) 54%,
+    rgba(251, 191, 36, 0.12) 100%
+  );
 }

 .root :global(.future-v2-pace-meter-midline) {
@@ -3356,13 +3502,12 @@
  margin-bottom: 10px;
  border-radius: 14px;
  border: 1px solid rgba(99, 102, 241, 0.14);
-  background:
-    radial-gradient(
-      circle at 50% 18%,
-      rgba(34, 211, 238, 0.14) 0%,
-      rgba(255, 255, 255, 0.02) 48%,
-      rgba(255, 255, 255, 0.015) 100%
-    );
+  background: radial-gradient(
+    circle at 50% 18%,
+    rgba(34, 211, 238, 0.14) 0%,
+    rgba(255, 255, 255, 0.02) 48%,
+    rgba(255, 255, 255, 0.015) 100%
+  );
  overflow: hidden;
 }

@@ -3634,6 +3779,124 @@
  min-height: 340px;
 }

+.root :global(.future-v2-chart-thresholds) {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 8px;
+  margin-top: 12px;
+}
+
+.root :global(.future-v2-chart-thresholds span) {
+  min-height: 26px;
+  display: inline-flex;
+  align-items: center;
+  padding: 5px 8px;
+  border: 1px solid rgba(34, 211, 238, 0.16);
+  border-radius: 8px;
+  background: rgba(8, 47, 73, 0.24);
+  color: #cbd5e1;
+  font-size: 12px;
+  line-height: 1.35;
+}
+
+.root :global(.future-v2-meteorology-grid) {
+  display: grid;
+  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.9fr) minmax(0, 0.9fr);
+  gap: 12px;
+}
+
+.root :global(.future-v2-evidence-list) {
+  display: grid;
+  gap: 8px;
+}
+
+.root :global(.future-v2-evidence-row) {
+  padding: 10px;
+  border: 1px solid rgba(148, 163, 184, 0.14);
+  border-left-width: 3px;
+  border-radius: 8px;
+  background: rgba(15, 23, 42, 0.5);
+}
+
+.root :global(.future-v2-evidence-row.cyan) {
+  border-left-color: #22d3ee;
+}
+
+.root :global(.future-v2-evidence-row.amber) {
+  border-left-color: #f59e0b;
+}
+
+.root :global(.future-v2-evidence-row.blue) {
+  border-left-color: #60a5fa;
+}
+
+.root :global(.future-v2-evidence-head) {
+  display: flex;
+  justify-content: space-between;
+  gap: 10px;
+  align-items: flex-start;
+}
+
+.root :global(.future-v2-evidence-head strong) {
+  color: #f8fafc;
+  font-size: 13px;
+  line-height: 1.35;
+}
+
+.root :global(.future-v2-evidence-head span) {
+  color: var(--text-muted);
+  font-size: 11px;
+  line-height: 1.35;
+  text-align: right;
+}
+
+.root :global(.future-v2-evidence-row p) {
+  margin: 7px 0 0;
+  color: var(--text-secondary);
+  font-size: 12px;
+  line-height: 1.55;
+}
+
+.root :global(.future-v2-rule-list) {
+  display: grid;
+  gap: 8px;
+  margin: 0;
+  padding: 0;
+  list-style: none;
+}
+
+.root :global(.future-v2-rule-list li) {
+  position: relative;
+  padding-left: 16px;
+  color: var(--text-secondary);
+  font-size: 12px;
+  line-height: 1.55;
+}
+
+.root :global(.future-v2-rule-list li::before) {
+  content: "";
+  position: absolute;
+  left: 0;
+  top: 0.65em;
+  width: 6px;
+  height: 6px;
+  border-radius: 999px;
+  background: #22d3ee;
+}
+
+.root :global(.future-v2-rule-panel:nth-child(2) .future-v2-rule-list li::before) {
+  background: #f59e0b;
+}
+
+.root :global(.future-v2-model-note) {
+  margin-top: 12px;
+  padding-top: 10px;
+  border-top: 1px solid rgba(148, 163, 184, 0.14);
+  color: var(--text-muted);
+  font-size: 12px;
+  line-height: 1.55;
+}
+
 .root :global(.future-modal-section) {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
@@ -3717,14 +3980,13 @@
 }

 .root :global(.future-trend-meter.center) {
-  background:
-    linear-gradient(
-      90deg,
-      rgba(56, 189, 248, 0.1) 0%,
-      rgba(255, 255, 255, 0.05) 48%,
-      rgba(255, 255, 255, 0.05) 52%,
-      rgba(245, 158, 11, 0.1) 100%
-    );
+  background: linear-gradient(
+    90deg,
+    rgba(56, 189, 248, 0.1) 0%,
+    rgba(255, 255, 255, 0.05) 48%,
+    rgba(255, 255, 255, 0.05) 52%,
+    rgba(245, 158, 11, 0.1) 100%
+  );
 }

 .root :global(.future-trend-meter-midline) {
@@ -3856,6 +4118,15 @@
 }

@media (max-width: 960px) {
+  .root :global(.future-v2-meteorology-brief),
+  .root :global(.future-v2-meteorology-grid) {
+    grid-template-columns: 1fr;
+  }
+
+  .root :global(.future-v2-meteorology-paths) {
+    grid-template-columns: repeat(3, minmax(0, 1fr));
+  }
+
  .root :global(.future-v2-layout) {
    grid-template-columns: 1fr;
  }
@@ -3881,6 +4152,18 @@
    padding-right: 0;
  }

+  .root :global(.future-v2-meteorology-brief) {
+    padding: 12px;
+  }
+
+  .root :global(.future-v2-meteorology-paths) {
+    grid-template-columns: 1fr;
+  }
+
+  .root :global(.future-v2-meteorology-copy h3) {
+    font-size: 16px;
+  }
+
  .root :global(.future-v2-card),
  .root :global(.future-modal-section) {
    border-radius: 12px;
@@ -9,7 +9,6 @@ import { useChart } from "@/hooks/useChart";
 import { useDashboardStore } from "@/hooks/useDashboardStore";
 import { useI18n } from "@/hooks/useI18n";
 import { getOfficialSourceLinks } from "@/lib/dashboard-official-sources";
-import { getCityScenery } from "@/lib/dashboard-scenery";
 import { CityDetail } from "@/lib/dashboard-types";
 import { trackAppEvent } from "@/lib/app-analytics";
 import { getTodayPolymarketUrl } from "@/lib/polymarket-market-links";
@@ -151,19 +150,11 @@ export function DetailPanel() {
  );
  const isPro = store.proAccess.subscriptionActive;
  const isAuthenticated = store.proAccess.authenticated;
-  const isProStateLoading = store.proAccess.loading;
  const panelRef = useRef<HTMLElement | null>(null);
  const [heavyContentReady, setHeavyContentReady] = useState(false);
-  const isOverlayOpen =
-    Boolean(store.futureModalDate) ||
-    store.historyState.isOpen;
-  const isVisible =
-    store.isPanelOpen &&
-    Boolean(store.selectedCity) &&
-    !isOverlayOpen;
-  const hasBasicPanelContent = Boolean(
-    detail || selectedSummary || selectedCityItem,
-  );
+  const isOverlayOpen = Boolean(store.futureModalDate) || store.historyState.isOpen;
+  const isVisible = store.isPanelOpen && Boolean(store.selectedCity) && !isOverlayOpen;
+  const hasBasicPanelContent = Boolean(detail || selectedSummary || selectedCityItem);
  const panelDisplayName =
    detail?.display_name ||
    selectedSummary?.display_name ||
@@ -187,10 +178,6 @@ export function DetailPanel() {
    () => getTodayPolymarketUrl(detail, locale),
    [detail, locale],
  );
-  const scenery = getCityScenery(detail?.name);
-  const basicCurrentTemp = selectedSummary?.current?.temp;
-  const basicObsTime = selectedSummary?.current?.obs_time;
-  const basicDeb = selectedSummary?.deb?.prediction;
  const basicSettlementLabel =
    selectedSummary?.current?.settlement_source_label ||
    selectedCityItem?.settlement_source_label ||
@@ -200,11 +187,10 @@ export function DetailPanel() {
    selectedCityItem?.airport ||
    selectedSummary?.icao ||
    (locale === "en-US" ? "Airport pending" : "机场待确认");
-  const isBasicSummaryLoading =
-    !detail && !selectedSummary && store.loadingState.cityDetail;
-  const shouldShowSyncCard =
-    !detail &&
-    (store.loadingState.cityDetail || isProStateLoading || isAuthenticated);
+  const heroSettlementLabel =
+    detail?.current?.settlement_source_label || basicSettlementLabel;
+  const heroAirportLabel = detail?.risk?.airport || basicAirportLabel;
+
  const blurActiveElement = () => {
    if (typeof document === "undefined") return;
    const active = document.activeElement;
@@ -212,6 +198,7 @@ export function DetailPanel() {
      active.blur();
    }
  };
+
  const handleFeatureAccess = (feature: "today" | "history") => {
    blurActiveElement();

@@ -251,10 +238,7 @@ export function DetailPanel() {

    if (!isVisible) {
      panel.setAttribute("inert", "");
-      if (
-        typeof document !== "undefined" &&
-        panel.contains(document.activeElement)
-      ) {
+      if (typeof document !== "undefined" && panel.contains(document.activeElement)) {
        const active = document.activeElement;
        if (active instanceof HTMLElement) {
          active.blur();
@@ -303,10 +287,7 @@ export function DetailPanel() {
  }, [detail, isVisible]);

  return (
-    <aside
-      ref={panelRef}
-      className={clsx("detail-panel", isVisible && "visible")}
-    >
+    <aside ref={panelRef} className={clsx("detail-panel", isVisible && "visible")}>
      <div className="panel-header">
        <button
          type="button"
@@ -319,8 +300,15 @@ export function DetailPanel() {
        >
          ×
        </button>
-        <div className="panel-title-area">
-          <h2>{panelDisplayName.toUpperCase()}</h2>
+          <div className="panel-title-area">
+          <div className="panel-title-stack">
+            <div className="panel-overline">
+              <span>{locale === "en-US" ? "City briefing" : "城市简报"}</span>
+              <span className="panel-overline-sep">•</span>
+              <span>{panelDisplayName.toUpperCase()}</span>
+            </div>
+            <h2>{panelDisplayName}</h2>
+          </div>
          {store.loadingState.cityDetail && (
            <div className="panel-loading-hint" role="status" aria-live="polite">
              <span className="panel-loading-spinner" aria-hidden="true" />
@@ -335,202 +323,111 @@ export function DetailPanel() {
            <span className={clsx("risk-badge", panelRiskLevel)}>
              {getRiskBadgeLabel(panelRiskLevel, locale)}
            </span>
-            <div className="relative group">
-              {marketUrl ? (
-                <a
-                  className="history-btn"
-                  href={marketUrl}
-                  target="_blank"
-                  rel="noreferrer"
-                  title={
-                    locale === "en-US"
-                      ? "Open today's Polymarket market"
-                      : "打开今日 Polymarket 题目页"
-                  }
-                >
-                  {locale === "en-US" ? "Open Market" : "打开 Polymarket"}
-                </a>
-              ) : null}
-              <button
-                type="button"
-                className={clsx("history-btn", !isPro && "pro-locked")}
+            <span className="panel-meta-chip panel-meta-chip-strong">{heroSettlementLabel}</span>
+            <span className="panel-meta-chip panel-meta-chip-muted">{heroAirportLabel}</span>
+          </div>
+          <div className="panel-actions">
+            {marketUrl ? (
+              <a
+                className="panel-action-button panel-action-button-ghost"
+                href={marketUrl}
+                target="_blank"
+                rel="noreferrer"
                title={
-                  isPro
-                    ? t("detail.todayAnalysis")
-                    : `${t("detail.todayAnalysis")} (Pro)`
+                  locale === "en-US"
+                    ? "Open today's Polymarket market"
+                    : "打开今日 Polymarket 题目页"
                }
-                onClick={() => handleFeatureAccess("today")}
-                disabled={!store.selectedCity}
              >
-                {isPro
-                  ? t("detail.todayAnalysis")
-                  : `${t("detail.todayAnalysis")} · Pro`}
-              </button>
-              <button
-                type="button"
-                className={clsx("history-btn", !isPro && "pro-locked")}
-                title={
-                  isPro ? t("detail.history") : `${t("detail.history")} (Pro)`
-                }
-                onClick={() => handleFeatureAccess("history")}
-                disabled={!store.selectedCity}
-              >
-                {isPro ? t("detail.history") : `${t("detail.history")} · Pro`}
-              </button>
-            </div>
+                {locale === "en-US" ? "Market" : "市场页"}
+              </a>
+            ) : null}
+            <button
+              type="button"
+              className={clsx(
+                "panel-action-button",
+                "panel-action-button-primary",
+                !isPro && "pro-locked",
+              )}
+              title={
+                isPro ? t("detail.todayAnalysis") : `${t("detail.todayAnalysis")} (Pro)`
+              }
+              onClick={() => handleFeatureAccess("today")}
+              disabled={!store.selectedCity}
+            >
+              {isPro ? t("detail.todayAnalysis") : `${t("detail.todayAnalysis")} · Pro`}
+            </button>
+            <button
+              type="button"
+              className={clsx(
+                "panel-action-button",
+                "panel-action-button-secondary",
+                !isPro && "pro-locked",
+              )}
+              title={isPro ? t("detail.history") : `${t("detail.history")} (Pro)`}
+              onClick={() => handleFeatureAccess("history")}
+              disabled={!store.selectedCity}
+            >
+              {isPro ? t("detail.history") : `${t("detail.history")} · Pro`}
+            </button>
          </div>
        </div>
      </div>

      <div className="panel-body">
        {!hasBasicPanelContent ? (
-          <section>
+          <section className="detail-summary-shell detail-empty-state">
+            <div className="detail-section-head">
+              <div>
+                <div className="detail-section-kicker">
+                  {locale === "en-US" ? "No city selected" : "尚未选择城市"}
+                </div>
+                <h3>{locale === "en-US" ? "Pick a city to start." : "先选择一个城市。"}</h3>
+              </div>
+            </div>
            <div style={{ color: "var(--text-muted)", fontSize: "13px" }}>
-              {store.loadingState.cityDetail
-                ? t("detail.loading")
-                : t("detail.emptyHint")}
+              {store.loadingState.cityDetail ? t("detail.loading") : t("detail.emptyHint")}
            </div>
          </section>
        ) : !detail ? (
-          <>
-            <section className="detail-section">
-              <h3>{locale === "en-US" ? "City Snapshot" : "城市概览"}</h3>
-              {isBasicSummaryLoading ? (
-                <div className="detail-mini-meta">
-                  {locale === "en-US"
-                    ? "Syncing public city snapshot..."
-                    : "正在同步城市基础信息..."}
-                </div>
-              ) : null}
-              <div className="detail-grid">
-                <div className="detail-card">
-                  <span className="detail-label">
-                    {locale === "en-US" ? "Current temp" : "当前温度"}
-                  </span>
-                  <span className="detail-value">
-                    {basicCurrentTemp != null
-                      ? `${basicCurrentTemp}${selectedSummary?.temp_symbol || ""}`
-                      : locale === "en-US"
-                        ? "--"
-                        : "--"}
-                  </span>
-                </div>
-                <div className="detail-card">
-                  <span className="detail-label">
-                    {locale === "en-US" ? "Observed" : "观测时间"}
-                  </span>
-                  <span className="detail-value">
-                    {basicObsTime || (locale === "en-US" ? "Pending" : "待更新")}
-                  </span>
-                </div>
-                <div className="detail-card">
-                  <span className="detail-label">DEB</span>
-                  <span className="detail-value">
-                    {basicDeb != null
-                      ? `${basicDeb}${selectedSummary?.temp_symbol || ""}`
-                      : locale === "en-US"
-                        ? isBasicSummaryLoading
-                          ? "Syncing..."
-                          : "Pending"
-                        : isBasicSummaryLoading
-                          ? "同步中..."
-                          : "待更新"}
-                  </span>
-                </div>
-                <div className="detail-card">
-                  <span className="detail-label">
-                    {locale === "en-US" ? "Settlement" : "结算口径"}
-                  </span>
-                  <span className="detail-value">{basicSettlementLabel}</span>
-                </div>
-                <div className="detail-card">
-                  <span className="detail-label">
-                    {locale === "en-US" ? "Airport" : "结算机场"}
-                  </span>
-                  <span className="detail-value">{basicAirportLabel}</span>
-                </div>
-              </div>
-            </section>
-
-            <section className="detail-section">
-              <div className="detail-card">
-                <span className="detail-label">
-                  {shouldShowSyncCard
-                    ? locale === "en-US"
-                      ? "Detail sync"
-                      : "详情同步"
-                    : locale === "en-US"
-                      ? "Pro features"
-                      : "Pro 功能"}
-                </span>
-                <span className="detail-value" style={{ fontSize: "15px" }}>
-                  {shouldShowSyncCard
-                    ? locale === "en-US"
-                      ? "Full city detail is still syncing. The deeper panel will appear automatically."
-                      : "完整城市详情仍在同步中，深度面板会自动补齐。"
-                    : locale === "en-US"
-                      ? "Intraday analysis, history reconciliation, and deeper structure signals require Pro."
-                      : "今日日内分析、历史对账和更深入的结构信号需要 Pro。"}
-                </span>
-              </div>
-            </section>
-          </>
+          <div className="detail-mini-meta" role="status" aria-live="polite">
+            {store.loadingState.cityDetail
+              ? locale === "en-US"
+                ? "Loading city cards..."
+                : "正在加载城市卡片..."
+              : locale === "en-US"
+                ? "City cards will appear here."
+                : "城市卡片会显示在这里。"}
+          </div>
        ) : (
          <>
-            <section className="detail-scenery-card">
-              {scenery ? (
-                <>
-                  <img
-                    className="detail-scenery-image"
-                    src={scenery.imageUrl}
-                    alt={t("detail.sceneryAlt", { city: detail?.display_name || "" })}
-                  />
-                  <div className="detail-scenery-overlay">
-                    <div className="detail-scenery-copy">
-                      <span className="detail-scenery-kicker">
-                        {detail?.display_name}
-                      </span>
-                    </div>
-                    <a
-                      className="detail-scenery-credit"
-                      href={scenery.creditUrl}
-                      target="_blank"
-                      rel="noreferrer"
-                    >
-                      {scenery.creditLabel}
-                    </a>
-                  </div>
-                </>
-              ) : (
-                <div className="detail-scenery-fallback">
-                  <span className="detail-scenery-kicker">
-                    {detail?.display_name}
-                  </span>
-                  <strong className="detail-scenery-title">
-                    {t("detail.sceneryTitle")}
-                  </strong>
-                  <span className="detail-scenery-subtitle">
-                    {t("detail.sceneryFallback")}
-                  </span>
+            <section className="detail-structured-section">
+              <div className="detail-section-head">
+                <div>
+                  <div className="detail-section-kicker">{locale === "en-US" ? "Profile" : "城市画像"}</div>
+                  <h3>{t("detail.profile")}</h3>
                </div>
-              )}
-            </section>
-
-            <section className="detail-section">
-              <h3>{t("detail.profile")}</h3>
+              </div>
              <div className="detail-grid">
                {profileStats.map((item) => (
-                  <div key={item.label} className="detail-card">
+                  <article key={item.label} className="detail-card">
                    <span className="detail-label">{item.label}</span>
                    <span className="detail-value">{item.value}</span>
-                  </div>
+                  </article>
                ))}
              </div>
            </section>

            {officialLinks.length > 0 ? (
-              <section className="detail-section">
-                <h3>{locale === "en-US" ? "Official Sources" : "官方参考"}</h3>
+              <section className="detail-structured-section">
+                <div className="detail-section-head">
+                  <div>
+                    <div className="detail-section-kicker">
+                      {locale === "en-US" ? "Primary references" : "官方参考"}
+                    </div>
+                    <h3>{locale === "en-US" ? "Settlement and observation references" : "结算与观测参考来源"}</h3>
+                  </div>
+                </div>
                <p className="detail-source-note">
                  {locale === "en-US"
                    ? "AGENCY = national meteorological service, METAR = airport observation, AIRPORT = airport official page."
@@ -545,9 +442,7 @@ export function DetailPanel() {
                      target="_blank"
                      rel="noreferrer"
                    >
-                      <span className="detail-source-kind">
-                        {link.kind.toUpperCase()}
-                      </span>
+                      <span className="detail-source-kind">{link.kind.toUpperCase()}</span>
                      <span className="detail-source-label">{link.label}</span>
                    </a>
                  ))}
@@ -555,10 +450,17 @@ export function DetailPanel() {
              </section>
            ) : null}

-            <section className="detail-section rounded-2xl">
-              <h3>{t("detail.todayMiniTrend")}</h3>
+            <section className="detail-structured-section rounded-2xl">
+              <div className="detail-section-head">
+                <div>
+                  <div className="detail-section-kicker">
+                    {locale === "en-US" ? "Mini trend" : "温度微趋势"}
+                  </div>
+                  <h3>{t("detail.todayMiniTrend")}</h3>
+                </div>
+              </div>
              {heavyContentReady ? (
-                <DetailMiniTemperatureChart detail={detail!} />
+                <DetailMiniTemperatureChart detail={detail} />
              ) : (
                <div className="detail-mini-meta">{t("detail.loading")}</div>
              )}
@@ -0,0 +1,213 @@
+.root :global(.panel-title-stack) {
+  display: grid;
+  gap: 8px;
+}
+
+.root :global(.panel-overline) {
+  display: inline-flex;
+  align-items: center;
+  gap: 8px;
+  color: var(--text-muted);
+  font-size: 10px;
+  font-weight: 700;
+  letter-spacing: 0.14em;
+  text-transform: uppercase;
+}
+
+.root :global(.panel-overline-sep) {
+  opacity: 0.45;
+}
+
+.root :global(.panel-subtitle) {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  flex-wrap: wrap;
+}
+
+.root :global(.panel-weather-chip) {
+  display: inline-flex;
+  align-items: center;
+  gap: 6px;
+  padding: 6px 10px;
+  border-radius: 999px;
+  background: rgba(255, 255, 255, 0.04);
+  border: 1px solid rgba(255, 255, 255, 0.06);
+  color: var(--text-secondary);
+  font-size: 11px;
+  font-weight: 600;
+}
+
+.root :global(.panel-meta-chip) {
+  display: inline-flex;
+  align-items: center;
+  min-height: 28px;
+  padding: 0 10px;
+  border-radius: 999px;
+  border: 1px solid rgba(255, 255, 255, 0.08);
+  background: rgba(255, 255, 255, 0.04);
+  color: var(--text-secondary);
+  font-size: 11px;
+  font-weight: 700;
+  letter-spacing: 0.02em;
+}
+
+.root :global(.panel-meta-chip-strong) {
+  color: var(--text-primary);
+  background: rgba(34, 211, 238, 0.1);
+  border-color: rgba(34, 211, 238, 0.2);
+}
+
+.root :global(.panel-meta-chip-muted) {
+  color: var(--text-muted);
+}
+
+.root :global(.panel-actions) {
+  display: flex;
+  gap: 8px;
+  flex-wrap: wrap;
+  margin-top: 14px;
+}
+
+.root :global(.panel-action-button) {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  min-height: 38px;
+  padding: 0 14px;
+  border-radius: 10px;
+  border: 1px solid rgba(255, 255, 255, 0.08);
+  text-decoration: none;
+  cursor: pointer;
+  font-size: 12px;
+  font-weight: 700;
+  letter-spacing: 0.01em;
+  transition: background 0.18s ease, border-color 0.18s ease, transform 0.18s ease, color 0.18s ease;
+}
+
+.root :global(.panel-action-button:hover) {
+  transform: translateY(-1px);
+}
+
+.root :global(.panel-action-button-primary) {
+  color: #05111f;
+  background: linear-gradient(135deg, #67e8f9, #38bdf8);
+  border-color: rgba(103, 232, 249, 0.3);
+}
+
+.root :global(.panel-action-button-secondary) {
+  color: var(--text-primary);
+  background: rgba(255, 255, 255, 0.05);
+}
+
+.root :global(.panel-action-button-ghost) {
+  color: var(--accent-cyan);
+  background: rgba(34, 211, 238, 0.08);
+  border-color: rgba(34, 211, 238, 0.16);
+}
+
+.root :global(.detail-summary-shell) {
+  background: linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.018));
+  border: 1px solid rgba(255, 255, 255, 0.06);
+  border-radius: 18px;
+  padding: 16px;
+  box-shadow: 0 18px 42px rgba(2, 6, 23, 0.18);
+}
+
+.root :global(.panel-body section.detail-summary-shell) {
+  padding: 16px;
+  margin: 18px 0 0;
+}
+
+.root :global(.detail-summary-shell-live) {
+  background: linear-gradient(180deg, rgba(22, 78, 99, 0.18), rgba(15, 23, 42, 0.3));
+}
+
+.root :global(.detail-section-head) {
+  display: flex;
+  align-items: flex-start;
+  justify-content: space-between;
+  gap: 12px;
+  margin-bottom: 14px;
+}
+
+.root :global(.detail-section-kicker) {
+  display: inline-block;
+  margin-bottom: 6px;
+  color: var(--accent-cyan);
+  font-size: 10px;
+  font-weight: 800;
+  letter-spacing: 0.14em;
+  text-transform: uppercase;
+}
+
+.root :global(.detail-summary-main) {
+  display: grid;
+  gap: 14px;
+}
+
+.root :global(.detail-summary-hero) {
+  display: flex;
+  align-items: baseline;
+  gap: 12px;
+  flex-wrap: wrap;
+}
+
+.root :global(.detail-summary-temp) {
+  color: var(--text-primary);
+  font-size: 38px;
+  font-weight: 800;
+  letter-spacing: -0.04em;
+  line-height: 1;
+}
+
+.root :global(.detail-summary-supporting) {
+  color: var(--text-secondary);
+  font-size: 13px;
+  font-weight: 600;
+}
+
+.root :global(.detail-summary-grid) {
+  grid-template-columns: repeat(2, minmax(0, 1fr));
+}
+
+.root :global(.detail-card) {
+  background: rgba(255, 255, 255, 0.035);
+  border: 1px solid rgba(255, 255, 255, 0.06);
+  border-radius: 14px;
+  padding: 14px;
+}
+
+.root :global(.detail-card-hero) {
+  background: rgba(34, 211, 238, 0.08);
+  border-color: rgba(34, 211, 238, 0.16);
+}
+
+.root :global(.detail-card-wide) {
+  grid-column: span 2;
+}
+
+.root :global(.detail-callout-card) {
+  background: rgba(255, 255, 255, 0.025);
+}
+
+.root :global(.detail-value-muted) {
+  color: var(--text-secondary);
+  font-size: 14px;
+  font-weight: 600;
+  line-height: 1.7;
+}
+
+.root :global(.detail-structured-section) {
+  background: rgba(255, 255, 255, 0.02);
+  border: 1px solid rgba(255, 255, 255, 0.05);
+  border-radius: 18px;
+  padding: 16px 16px 18px;
+}
+
+.root :global(.detail-empty-state) {
+  color: var(--text-muted);
+  font-size: 13px;
+  line-height: 1.7;
+}
+
@@ -31,6 +31,7 @@ import {
  getTemperatureChartData,
  getWeatherSummary,
 } from "@/lib/dashboard-utils";
+import type { IntradayMeteorologySignal } from "@/lib/dashboard-types";

 function normalizeMarketValue(value?: number | null) {
  if (value == null) return null;
@@ -175,6 +176,61 @@ function parsePercentFromText(value?: string | number | null) {
  return parseLeadingNumber(text);
 }

+function formatConfidenceLabel(value?: string | null, locale = "zh-CN") {
+  const normalized = String(value || "").trim().toLowerCase();
+  if (normalized === "high") return locale === "en-US" ? "High" : "高";
+  if (normalized === "medium") return locale === "en-US" ? "Medium" : "中";
+  if (normalized === "low") return locale === "en-US" ? "Low" : "低";
+  return locale === "en-US" ? "Pending" : "待确认";
+}
+
+function formatSignalDirection(value?: string | null, locale = "zh-CN") {
+  const normalized = String(value || "").trim().toLowerCase();
+  if (normalized === "support") return locale === "en-US" ? "Support" : "支持升温";
+  if (normalized === "suppress") return locale === "en-US" ? "Suppress" : "压制峰值";
+  return locale === "en-US" ? "Neutral" : "中性";
+}
+
+function formatSignalStrength(value?: string | null, locale = "zh-CN") {
+  const normalized = String(value || "").trim().toLowerCase();
+  if (normalized === "strong") return locale === "en-US" ? "Strong" : "强";
+  if (normalized === "medium") return locale === "en-US" ? "Medium" : "中";
+  return locale === "en-US" ? "Weak" : "弱";
+}
+
+function signalTone(signal?: IntradayMeteorologySignal | null) {
+  const direction = String(signal?.direction || "").trim().toLowerCase();
+  if (direction === "support") return "cyan";
+  if (direction === "suppress") return "amber";
+  return "blue";
+}
+
+function localizedText(
+  locale: string,
+  primary?: string | null,
+  english?: string | null,
+) {
+  const en = String(english || "").trim();
+  const value = String(primary || "").trim();
+  if (locale === "en-US" && en) return en;
+  return value || en;
+}
+
+function localizedList(
+  locale: string,
+  primary?: string[] | null,
+  english?: string[] | null,
+) {
+  const en = Array.isArray(english)
+    ? english.filter((item) => String(item || "").trim())
+    : [];
+  const value = Array.isArray(primary)
+    ? primary.filter((item) => String(item || "").trim())
+    : [];
+  if (locale === "en-US" && en.length) return en;
+  return value.length ? value : en;
+}
+
 function getTrendMetricVisual(metric: {
  label?: string;
  value?: string;
@@ -1081,6 +1137,66 @@ export function FutureForecastModal() {
    }
    return lines.slice(0, 3);
  }, [boundaryRiskView, isToday, locale, localizedAiCommentaryLines, networkLeadView, paceView, showDeferredTodaySections]);
+  const intradayMeteorology = detail.intraday_meteorology || {};
+  const meteorologySignals = Array.isArray(intradayMeteorology.signal_contributions)
+    ? intradayMeteorology.signal_contributions
+    : [];
+  const invalidationRules = localizedList(
+    locale,
+    intradayMeteorology.invalidation_rules,
+    intradayMeteorology.invalidation_rules_en,
+  );
+  const confirmationRules = localizedList(
+    locale,
+    intradayMeteorology.confirmation_rules,
+    intradayMeteorology.confirmation_rules_en,
+  );
+  const meteorologyHeadline =
+    localizedText(
+      locale,
+      intradayMeteorology.headline,
+      intradayMeteorology.headline_en,
+    ) ||
+    todayTradeSummaryLines[0] ||
+    (locale === "en-US"
+      ? "Intraday meteorology layers are still syncing; use the next observation as the anchor."
+      : "关键日内气象层仍在同步，先以下一次观测作为判断锚点。");
+  const baseCaseBucket =
+    String(intradayMeteorology.base_case_bucket || "").trim() ||
+    formatBucketLabel(topProbabilityBucket);
+  const nextObservationTime =
+    String(intradayMeteorology.next_observation_time || "").trim() || "--";
+  const baseBucketNumber = parseLeadingNumber(baseCaseBucket);
+  const referenceObservedTemp =
+    topObservedTemp != null && Number.isFinite(Number(topObservedTemp))
+      ? Number(topObservedTemp)
+      : detail.current?.temp != null
+        ? Number(detail.current.temp)
+        : null;
+  const gapToBaseBucket =
+    baseBucketNumber != null && referenceObservedTemp != null
+      ? Math.max(0, baseBucketNumber - referenceObservedTemp)
+      : null;
+  const pathStatus =
+    gapToBaseBucket == null
+      ? locale === "en-US"
+        ? "Awaiting anchor"
+        : "等待锚点"
+      : gapToBaseBucket <= 0.05
+        ? locale === "en-US"
+          ? "Base path touched"
+          : "基准路径已触达"
+        : gapToBaseBucket <= 1.0
+          ? locale === "en-US"
+            ? "Base path open"
+            : "基准路径开放"
+          : locale === "en-US"
+            ? "Needs peak push"
+            : "需要峰值推动";
+  const peakWindowText =
+    String(intradayMeteorology.peak_window || "").trim() ||
+    paceView?.peakWindowText ||
+    "--";
  const syncStatusItems = [
    {
      key: "base",
@@ -1089,8 +1205,8 @@ export function FutureForecastModal() {
        locale === "en-US" ? "Base analysis ready" : "基础分析已加载",
      note:
        locale === "en-US"
-          ? "Forecast curve, anchor state, and current structure are available."
-          : "预测曲线、锚点状态和当前结构已经可用。",
+          ? "Forecast curve, anchor state, and the core intraday view are available."
+          : "预测曲线、锚点状态和核心日内视图已经可用。",
    },
    {
      key: "market",
@@ -1104,26 +1220,6 @@ export function FutureForecastModal() {
          ? "Probability buckets are derived from the local model stack."
          : "概率桶当前由本地模型栈推导。",
    },
-    {
-      key: "structure",
-      state: isStructureSyncing ? "syncing" : "ready",
-      label:
-        locale === "en-US"
-          ? isStructureSyncing
-            ? "Backfilling deep structure"
-            : "Deep structure ready"
-          : isStructureSyncing
-            ? "深度结构补齐中"
-            : "深度结构已加载",
-      note:
-        locale === "en-US"
-          ? isStructureSyncing
-            ? "Upper-air, nearby network, and deeper fusion signals are still coming in."
-            : "Upper-air, nearby network, and deeper fusion signals are ready."
-          : isStructureSyncing
-            ? "高空、周边站网和更深层融合信号还在补齐。"
-            : "高空、周边站网和更深层融合信号已可用。",
-    },
  ] as const;

  return (
@@ -1155,58 +1251,74 @@ export function FutureForecastModal() {
      ) : (
        <div className="modal-content large future-modal">
          <div className="modal-header">
-            <h2
-              id="future-modal-title"
-              className="future-modal-title-with-actions"
-            >
-              <span>
-                {isToday
-                  ? t("future.todayTitle", {
-                      city: detail.display_name.toUpperCase(),
-                    })
-                  : t("future.dateTitle", {
-                      city: detail.display_name.toUpperCase(),
-                      date: dateStr,
-                    })}
-              </span>
-              <button
-                className={clsx(
-                  "future-refresh-btn",
-                  isAnyLayerSyncing && "spinning",
-                )}
-                disabled={!isPro || isProLoading}
-                onClick={() => {
-                  if (isToday) {
-                    void store.openTodayModal(true);
-                    return;
-                  }
-                  store.openFutureModal(dateStr, true);
-                }}
-                title={
-                  !isPro
-                    ? locale === "en-US"
-                      ? "Pro subscription required"
-                      : "需要 Pro 订阅"
-                    : locale === "en-US"
-                      ? "Refresh Data"
-                      : "刷新数据"
-                }
+            <div className="modal-title-stack">
+              <div className="modal-overline">
+                <span>{locale === "en-US" ? "Analysis workspace" : "分析工作台"}</span>
+                <span className="modal-overline-sep">•</span>
+                <span>{detail.display_name.toUpperCase()}</span>
+              </div>
+              <h2
+                id="future-modal-title"
+                className="future-modal-title-with-actions"
              >
-                <svg
-                  width="14"
-                  height="14"
-                  viewBox="0 0 24 24"
-                  fill="none"
-                  stroke="currentColor"
-                  strokeWidth="2.5"
-                  strokeLinecap="round"
-                  strokeLinejoin="round"
+                <span>
+                  {isToday
+                    ? t("future.todayTitle", {
+                        city: detail.display_name.toUpperCase(),
+                      })
+                    : t("future.dateTitle", {
+                        city: detail.display_name.toUpperCase(),
+                        date: dateStr,
+                      })}
+                </span>
+                <button
+                  className={clsx(
+                    "future-refresh-btn",
+                    isAnyLayerSyncing && "spinning",
+                  )}
+                  disabled={!isPro || isProLoading}
+                  onClick={() => {
+                    if (isToday) {
+                      void store.openTodayModal(true);
+                      return;
+                    }
+                    store.openFutureModal(dateStr, true);
+                  }}
+                  title={
+                    !isPro
+                      ? locale === "en-US"
+                        ? "Pro subscription required"
+                        : "需要 Pro 订阅"
+                      : locale === "en-US"
+                        ? "Refresh Data"
+                        : "刷新数据"
+                  }
                >
-                  <path d="M3 12a9 9 0 1 0 9-9 9.75 9.75 0 0 0-6.74 2.74L3 8" />
-                  <path d="M3 3v5h5" />
-                </svg>
-              </button>
-            </h2>
+                  <svg
+                    width="14"
+                    height="14"
+                    viewBox="0 0 24 24"
+                    fill="none"
+                    stroke="currentColor"
+                    strokeWidth="2.5"
+                    strokeLinecap="round"
+                    strokeLinejoin="round"
+                  >
+                    <path d="M3 12a9 9 0 1 0 9-9 9.75 9.75 0 0 0-6.74 2.74L3 8" />
+                    <path d="M3 3v5h5" />
+                  </svg>
+                </button>
+              </h2>
+              <div className="modal-subtitle">
+                {isToday
+                  ? locale === "en-US"
+                    ? "Base signal first, then probability and model layers."
+                    : "先看基础信号，再看概率层和模型层。"
+                  : locale === "en-US"
+                    ? "Forward date view with phased model and structure sync."
+                    : "未来日期视图，模型层与结构层分阶段补齐。"}
+              </div>
+            </div>
            <button
              type="button"
              className="modal-close"
@@ -1219,14 +1331,53 @@ export function FutureForecastModal() {
            </button>
          </div>
          <div className="modal-body future-modal-body">
-            <section className="future-v2-sync-strip" aria-live="polite">
+            {isToday && (
+              <section className="future-v2-meteorology-brief">
+                <div className="future-v2-meteorology-copy">
+                  <div className="modal-section-kicker">
+                    {locale === "en-US" ? "Professional meteorology read" : "专业气象判断"}
+                  </div>
+                  <h3>{meteorologyHeadline}</h3>
+                  <div className="future-v2-meteorology-meta">
+                    <span>
+                      {locale === "en-US" ? "Confidence" : "置信度"} ·{" "}
+                      {formatConfidenceLabel(intradayMeteorology.confidence, locale)}
+                    </span>
+                    <span>
+                      {locale === "en-US" ? "Peak window" : "峰值窗口"} · {peakWindowText}
+                    </span>
+                    <span>
+                      {locale === "en-US" ? "Next observation" : "下一观测"} · {nextObservationTime}
+                    </span>
+                  </div>
+                </div>
+                <div className="future-v2-meteorology-paths">
+                  <div>
+                    <span>{locale === "en-US" ? "Base case" : "基准路径"}</span>
+                    <strong>{baseCaseBucket || "--"}</strong>
+                  </div>
+                  <div>
+                    <span>{locale === "en-US" ? "Upside" : "上修路径"}</span>
+                    <strong>{intradayMeteorology.upside_bucket || "--"}</strong>
+                  </div>
+                  <div>
+                    <span>{locale === "en-US" ? "Downside" : "下修路径"}</span>
+                    <strong>{intradayMeteorology.downside_bucket || "--"}</strong>
+                  </div>
+                </div>
+              </section>
+            )}
+            <section
+              className={clsx(
+                "future-v2-sync-strip",
+                isToday && "future-v2-sync-strip-compact",
+              )}
+              aria-live="polite"
+            >
              {syncStatusItems.map((item) => (
                <div
                  key={item.key}
-                  className={clsx(
-                    "future-v2-sync-chip",
-                    item.state === "syncing" && "syncing",
-                  )}
+                  className="future-v2-sync-chip"
                >
                  <span className="future-v2-sync-dot" aria-hidden="true" />
                  <div className="future-v2-sync-copy">
@@ -1237,18 +1388,7 @@ export function FutureForecastModal() {
              ))}
            </section>
            {isNoaaSettlement && (
-              <div
-                style={{
-                  marginBottom: "16px",
-                  padding: "12px 14px",
-                  border: "1px solid rgba(56, 189, 248, 0.24)",
-                  borderRadius: "12px",
-                  background: "rgba(14, 165, 233, 0.08)",
-                  color: "var(--text-secondary)",
-                  fontSize: "13px",
-                  lineHeight: 1.6,
-                }}
-              >
+              <div className="modal-callout modal-callout-info">
                {locale === "en-US"
                  ? `${detail.display_name} now settles against NOAA ${noaaStationCode} (${noaaStationName}). The market uses the highest rounded whole-degree Celsius reading in the Temp column after the day is finalized.`
                  : `${detail.display_name} 当前按 NOAA ${noaaStationCode}（${noaaStationName}）结算。市场最终采用该日 Temp 列完成质控后的最高整度摄氏值，不按小数温度结算。`}
@@ -1332,6 +1472,22 @@ export function FutureForecastModal() {
                        </span>
                        <strong>{detail.current?.obs_time || "--"}</strong>
                      </div>
+                      <div className="future-v2-mini-item">
+                        <span>
+                          {locale === "en-US" ? "Gap to base" : "距基准档"}
+                        </span>
+                        <strong>
+                          {gapToBaseBucket != null
+                            ? `${gapToBaseBucket.toFixed(1)}${detail.temp_symbol}`
+                            : "--"}
+                        </strong>
+                      </div>
+                      <div className="future-v2-mini-item">
+                        <span>
+                          {locale === "en-US" ? "Path state" : "路径状态"}
+                        </span>
+                        <strong>{pathStatus}</strong>
+                      </div>
                      <div className="future-v2-mini-item">
                        <span>
                          {locale === "en-US" ? "Sunrise" : "日出时间"}
@@ -1491,19 +1647,120 @@ export function FutureForecastModal() {

                <main className="future-v2-right">
                  <section className="future-modal-section future-v2-main-chart">
-                    <h3>
-                      {locale === "en-US"
-                        ? "Today's temperature forecast (obs + market)"
-                        : "今日气温预测（观测 + 市场）"}
-                    </h3>
+                    <div className="modal-section-heading">
+                      <div className="modal-section-kicker">
+                        {locale === "en-US" ? "Primary view" : "主视图"}
+                      </div>
+                      <h3>
+                        {locale === "en-US"
+                          ? "Today's temperature forecast (obs + market)"
+                          : "今日气温预测（观测 + 市场）"}
+                      </h3>
+                    </div>
                    <DailyTemperatureChart dateStr={dateStr} />
+                    <div className="future-v2-chart-thresholds">
+                      <span>{locale === "en-US" ? "Base" : "基准"} · {baseCaseBucket || "--"}</span>
+                      <span>{locale === "en-US" ? "Upside" : "上修"} · {intradayMeteorology.upside_bucket || "--"}</span>
+                      <span>{locale === "en-US" ? "Invalidates at" : "失效观察"} · {nextObservationTime}</span>
+                    </div>
                  </section>

+                  <div className="future-v2-meteorology-grid">
+                    <section className="future-modal-section future-v2-evidence-panel">
+                      <div className="modal-section-heading">
+                        <div className="modal-section-kicker">
+                          {locale === "en-US" ? "Evidence chain" : "气象证据链"}
+                        </div>
+                        <h3>{locale === "en-US" ? "Signal Contributions" : "信号贡献"}</h3>
+                      </div>
+                      <div className="future-v2-evidence-list">
+                        {meteorologySignals.length > 0 ? (
+                          meteorologySignals.map((signal, index) => (
+                            <div
+                              key={`${signal.label || "signal"}-${index}`}
+                              className={clsx(
+                                "future-v2-evidence-row",
+                                signalTone(signal),
+                              )}
+                            >
+                              <div className="future-v2-evidence-head">
+                                <strong>
+                                  {localizedText(locale, signal.label, signal.label_en) || "--"}
+                                </strong>
+                                <span>
+                                  {formatSignalDirection(signal.direction, locale)} ·{" "}
+                                  {formatSignalStrength(signal.strength, locale)}
+                                </span>
+                              </div>
+                              <p>
+                                {localizedText(locale, signal.summary, signal.summary_en) || "--"}
+                              </p>
+                            </div>
+                          ))
+                        ) : (
+                          <div className="future-text-block">
+                            {locale === "en-US"
+                              ? "Meteorology signals are still loading."
+                              : "气象信号仍在加载。"}
+                          </div>
+                        )}
+                      </div>
+                    </section>
+
+                    <section className="future-modal-section future-v2-rule-panel">
+                      <div className="modal-section-heading">
+                        <div className="modal-section-kicker">
+                          {locale === "en-US" ? "Failure modes" : "失效条件"}
+                        </div>
+                        <h3>{locale === "en-US" ? "What Downgrades the Read" : "什么会让判断降级"}</h3>
+                      </div>
+                      <ul className="future-v2-rule-list">
+                        {(invalidationRules.length > 0
+                          ? invalidationRules
+                          : [
+                              locale === "en-US"
+                                ? "If observations stop tracking the expected curve, wait for the next refresh."
+                                : "若实测不再贴近预期曲线，等待下一次刷新确认。",
+                            ]
+                        ).map((rule, index) => (
+                          <li key={`${rule}-${index}`}>{rule}</li>
+                        ))}
+                      </ul>
+                    </section>
+
+                    <section className="future-modal-section future-v2-rule-panel">
+                      <div className="modal-section-heading">
+                        <div className="modal-section-kicker">
+                          {locale === "en-US" ? "Confirmation" : "确认条件"}
+                        </div>
+                        <h3>{locale === "en-US" ? "What Confirms the Path" : "什么会确认主路径"}</h3>
+                      </div>
+                      <ul className="future-v2-rule-list">
+                        {(confirmationRules.length > 0
+                          ? confirmationRules
+                          : [
+                              locale === "en-US"
+                                ? "Keep watching the next settlement-source observation."
+                                : "继续观察下一次结算源报文。",
+                            ]
+                        ).map((rule, index) => (
+                          <li key={`${rule}-${index}`}>{rule}</li>
+                        ))}
+                      </ul>
+                      <div className="future-v2-model-note">{modelSummary}</div>
+                    </section>
+                  </div>
+
                  <div className="future-modal-grid">
                    <section className="future-modal-section">
-                      <h3>
-                        {locale === "en-US" ? "Current Hit Odds" : "当前命中胜率"}
-                      </h3>
+                      <div className="modal-section-heading">
+                        <div className="modal-section-kicker">
+                          {locale === "en-US" ? "Auxiliary probability" : "辅助概率"}
+                        </div>
+                        <h3>
+                          {locale === "en-US" ? "Model & Market Reference" : "模型与市场参考"}
+                        </h3>
+                      </div>
                      <div className="future-text-block" style={{ marginBottom: "12px" }}>
                        {probabilitySummary}
                      </div>
@@ -1511,14 +1768,20 @@ export function FutureForecastModal() {
                        <ProbabilityDistribution
                          detail={detail}
                          targetDate={dateStr}
+                          marketScan={detail.market_scan}
                          hideTitle
                        />
                      </div>
                    </section>
                    <section className="future-modal-section">
-                      <h3>
-                        {locale === "en-US" ? "Model Range & Spread" : "模型区间与分歧"}
-                      </h3>
+                      <div className="modal-section-heading">
+                        <div className="modal-section-kicker">
+                          {locale === "en-US" ? "Model layer" : "模型层"}
+                        </div>
+                        <h3>
+                          {locale === "en-US" ? "Model Range & Spread" : "模型区间与分歧"}
+                        </h3>
+                      </div>
                      <div className="future-text-block" style={{ marginBottom: "12px" }}>
                        {modelSummary}
                      </div>
@@ -1530,175 +1793,6 @@ export function FutureForecastModal() {
                    </section>
                  </div>

-                  {showDeferredTodaySections ? (
-                    <section className="future-modal-section">
-                      <h3>{t("future.structureToday")}</h3>
-                      <div className="future-front-score">
-                        <div className="future-front-bar" style={barStyle}>
-                          <div
-                            style={{
-                              position: "absolute",
-                              top: 0,
-                              bottom: 0,
-                              left: "50%",
-                              width: "2px",
-                              background: "rgba(255, 255, 255, 0.2)",
-                              transform: "translateX(-50%)",
-                              zIndex: 1,
-                            }}
-                          />
-                        </div>
-                      <div className="future-front-meta">
-                        <span className="future-front-pill">
-                          {t("future.judgement")}: {view.front.label}
-                          </span>
-                          <span className="future-front-pill">
-                            {t("future.confidence")}:{" "}
-                            {t(`confidence.${view.front.confidence}`)}
-                          </span>
-                          <span className="future-front-pill">
-                            {t("future.maxPrecip")}:{" "}
-                            {Math.round(view.front.precipMax)}%
-                          </span>
-                        </div>
-                        {todayTradeSummaryLines.length > 0 ? (
-                          <div className="future-trend-summary">
-                            {todayTradeSummaryLines.map((line, index) => (
-                              <div key={`${index}-${line}`}>{line}</div>
-                            ))}
-                          </div>
-                        ) : null}
-                      </div>
-                      <div className="future-subsection-title">
-                        {locale === "en-US" ? "Surface Structure" : "近地面信号"}
-                      </div>
-                      <div className="future-trend-grid">
-                        {view.front.metrics.slice(0, 6).map((metric) => (
-                          <div key={metric.label} className="future-trend-card">
-                            <div className="future-trend-label">{metric.label}</div>
-                            <div
-                              className={clsx(
-                                "future-trend-value",
-                                metric.tone === "warm" && "warm",
-                                metric.tone === "cold" && "cold",
-                              )}
-                            >
-                              {metric.value}
-                            </div>
-                            {getTrendMetricVisual(metric) ? (
-                              <div
-                                className={clsx(
-                                  "future-trend-meter",
-                                  getTrendMetricVisual(metric)?.mode === "center" &&
-                                    "center",
-                                )}
-                              >
-                                {getTrendMetricVisual(metric)?.mode === "center" ? (
-                                  <span className="future-trend-meter-midline" />
-                                ) : null}
-                                <div
-                                  className={clsx(
-                                    "future-trend-meter-fill",
-                                    getTrendMetricVisual(metric)?.tone === "warm" &&
-                                      "warm",
-                                    getTrendMetricVisual(metric)?.tone === "cold" &&
-                                      "cold",
-                                  )}
-                                  style={{
-                                    width: `${getTrendMetricVisual(metric)?.percent ?? 0}%`,
-                                  }}
-                                />
-                              </div>
-                            ) : null}
-                            <div className="future-trend-note">{metric.note}</div>
-                          </div>
-                        ))}
-                      </div>
-                      <>
-                        <div className="future-subsection-title">
-                          {locale === "en-US" ? "Upper-Air Structure" : "高空结构信号"}
-                        </div>
-                        {displayedUpperAirSummary ? (
-                          <div className="future-trend-summary">
-                            {displayedUpperAirSummary}
-                          </div>
-                        ) : (
-                          <div className="future-trend-summary future-trend-summary-muted">
-                            {locale === "en-US"
-                              ? "Upper-air structure is temporarily unavailable for this city. For now, lean on surface structure and TAF timing."
-                              : "该城市当前暂无可用的高空结构数据，先以近地面结构和 TAF 时段作为主判断。"}
-                          </div>
-                        )}
-                        {displayedUpperAirMetrics.length > 0 ? (
-                          <div className="future-trend-grid">
-                            {displayedUpperAirMetrics.map((metric) => (
-                              <div key={metric.label} className="future-trend-card">
-                                <div className="future-trend-label">{metric.label}</div>
-                                <div
-                                  className={clsx(
-                                    "future-trend-value",
-                                    metric.tone === "warm" && "warm",
-                                    metric.tone === "cold" && "cold",
-                                  )}
-                                >
-                                  {metric.value}
-                                </div>
-                                {getTrendMetricVisual(metric) ? (
-                                  <div
-                                    className={clsx(
-                                      "future-trend-meter",
-                                      getTrendMetricVisual(metric)?.mode === "center" &&
-                                        "center",
-                                    )}
-                                  >
-                                    {getTrendMetricVisual(metric)?.mode === "center" ? (
-                                      <span className="future-trend-meter-midline" />
-                                    ) : null}
-                                    <div
-                                      className={clsx(
-                                        "future-trend-meter-fill",
-                                        getTrendMetricVisual(metric)?.tone === "warm" &&
-                                          "warm",
-                                        getTrendMetricVisual(metric)?.tone === "cold" &&
-                                          "cold",
-                                      )}
-                                      style={{
-                                        width: `${getTrendMetricVisual(metric)?.percent ?? 0}%`,
-                                      }}
-                                    />
-                                  </div>
-                                ) : null}
-                                <div className="future-trend-note">{metric.note}</div>
-                              </div>
-                            ))}
-                          </div>
-                        ) : (
-                          <div className="future-trend-card future-trend-card-empty">
-                            <div className="future-trend-label">
-                              {locale === "en-US" ? "Upper-air source" : "高空数据源"}
-                            </div>
-                            <div className="future-trend-value">
-                              {locale === "en-US" ? "Not available" : "暂不可用"}
-                            </div>
-                            <div className="future-trend-note">
-                              {locale === "en-US"
-                                ? "No upper-air diagnostic feed is attached to this city right now."
-                                : "当前该城市未接入可用的高空诊断源，所以这里先保留说明卡片。"}
-                            </div>
-                          </div>
-                        )}
-                      </>
-                    </section>
-                  ) : (
-                    <section className="future-modal-section">
-                      <h3>{t("future.structureToday")}</h3>
-                      <div className="future-trend-summary future-trend-summary-muted">
-                        {locale === "en-US"
-                          ? "Surface structure, upper-air diagnostics, and trade commentary are loading after the primary chart."
-                          : "近地面结构、高空诊断和交易提示会在主图之后继续后台补齐。"}
-                      </div>
-                    </section>
-                  )}
                </main>
              </div>
            ) : (
@@ -3,7 +3,7 @@
 import Link from "next/link";
 import { usePathname } from "next/navigation";
 import clsx from "clsx";
-import { LogIn, UserRound } from "lucide-react";
+import { LogIn, UserRound, RotateCw, BookOpen, Sparkles } from "lucide-react";
 import { useDashboardStore } from "@/hooks/useDashboardStore";
 import { useI18n } from "@/hooks/useI18n";

@@ -29,12 +29,16 @@ export function HeaderBar() {
  const docsHref = "/docs/intro";
  const docsActive = pathname?.startsWith("/docs");
  const trialPromoLabel =
-    locale === "en-US" ? "New users get 3-day Pro trial" : "新用户可免费体验 3 天 Pro";
+    locale === "en-US"
+      ? "New users get 3-day Pro trial"
+      : "新用户可免费体验 3 天 Pro";

  const accountHref = isAuthenticated
    ? "/account"
    : "/auth/login?next=%2Faccount";
-  const accountLabel = isAuthenticated ? t("header.account") : t("header.signIn");
+  const accountLabel = isAuthenticated
+    ? t("header.account")
+    : t("header.signIn");
  const accountAria = isAuthenticated
    ? t("header.accountAria")
    : t("header.signInAria");
@@ -49,12 +53,10 @@ export function HeaderBar() {
  const showRenewReminder =
    isAuthenticated &&
    !store.proAccess.loading &&
-    (
-      (store.proAccess.subscriptionActive &&
-        expiryInfo &&
-        expiryInfo.daysLeft <= 3) ||
-      (!store.proAccess.subscriptionActive && Boolean(expiryInfo))
-    );
+    ((store.proAccess.subscriptionActive &&
+      expiryInfo &&
+      expiryInfo.daysLeft <= 3) ||
+      (!store.proAccess.subscriptionActive && Boolean(expiryInfo)));
  const renewReminderLabel = !showRenewReminder
    ? ""
    : !store.proAccess.subscriptionActive
@@ -81,7 +83,11 @@ export function HeaderBar() {
      </div>

      <div className="header-right">
-        <div className="lang-switch" role="group" aria-label={t("header.langAria")}>
+        <div
+          className="lang-switch"
+          role="group"
+          aria-label={t("header.langAria")}
+        >
          <button
            type="button"
            className={clsx("lang-btn", locale === "zh-CN" && "active")}
@@ -104,6 +110,7 @@ export function HeaderBar() {
          title={t("header.docsAria")}
          aria-label={t("header.docsAria")}
        >
+          <BookOpen size={14} strokeWidth={2} />
          {t("header.docs")}
        </Link>

@@ -113,6 +120,7 @@ export function HeaderBar() {
          title={trialPromoLabel}
          aria-label={trialPromoLabel}
        >
+          <Sparkles size={12} strokeWidth={2} />
          <span>{trialPromoLabel}</span>
        </Link>

@@ -147,12 +155,15 @@ export function HeaderBar() {

        <button
          type="button"
-          className={clsx("refresh-btn", store.loadingState.refresh && "spinning")}
+          className={clsx(
+            "refresh-btn",
+            store.loadingState.refresh && "spinning",
+          )}
          title={t("header.refreshAria")}
          aria-label={t("header.refreshAria")}
          onClick={() => void store.refreshAll()}
        >
-          ↻
+          <RotateCw size={16} strokeWidth={2} />
        </button>
      </div>
    </header>
@@ -228,30 +228,40 @@ export function HistoryModal() {
      ) : (
        <div className="modal-content history-modal">
          <div className="modal-header">
-            <h2 id="history-modal-title">
-              {t("history.title", {
-                city: store.selectedCity?.toUpperCase() || "",
-              })}
-            </h2>
-            {meta?.mode === "preview" ? (
-              <div
-                style={{
-                  color: "var(--text-muted)",
-                  fontSize: "12px",
-                  marginLeft: "12px",
-                }}
-              >
-                {isRecordsLoading
-                  ? locale === "en-US"
-                    ? "Loading full records in background..."
-                    : "完整历史正在后台补齐..."
-                  : meta.hasMore
-                    ? locale === "en-US"
-                      ? `Preview ${meta.previewCount}/${meta.fullCount}`
-                      : `预览 ${meta.previewCount}/${meta.fullCount}`
-                    : null}
+            <div className="modal-title-stack">
+              <div className="modal-overline">
+                <span>{locale === "en-US" ? "Audit workspace" : "对账工作台"}</span>
+                <span className="modal-overline-sep">•</span>
+                <span>{store.selectedCity?.toUpperCase() || ""}</span>
              </div>
-            ) : null}
+              <h2 id="history-modal-title">
+                {t("history.title", {
+                  city: store.selectedCity?.toUpperCase() || "",
+                })}
+              </h2>
+              <div className="modal-subtitle">
+                {locale === "en-US"
+                  ? "Observed highs, DEB path, and historical baseline consistency."
+                  : "查看实测最高温、DEB 路径与历史基线是否一致。"}
+              </div>
+              {meta?.mode === "preview" ? (
+                <div className="modal-header-meta">
+                  <span className="modal-meta-pill">
+                    {isRecordsLoading
+                      ? locale === "en-US"
+                        ? "Full records syncing"
+                        : "完整记录补齐中"
+                      : meta.hasMore
+                        ? locale === "en-US"
+                          ? `Preview ${meta.previewCount}/${meta.fullCount}`
+                          : `预览 ${meta.previewCount}/${meta.fullCount}`
+                        : locale === "en-US"
+                          ? "Full set loaded"
+                          : "完整记录已到齐"}
+                  </span>
+                </div>
+              ) : null}
+            </div>
            <button
              type="button"
              className="modal-close"
@@ -263,18 +273,7 @@ export function HistoryModal() {
          </div>
          <div className="modal-body">
            {isNoaaSettlement && (
-              <div
-                style={{
-                  marginBottom: "16px",
-                  padding: "12px 14px",
-                  border: "1px solid rgba(56, 189, 248, 0.24)",
-                  borderRadius: "12px",
-                  background: "rgba(14, 165, 233, 0.08)",
-                  color: "var(--text-secondary)",
-                  fontSize: "13px",
-                  lineHeight: 1.6,
-                }}
-              >
+              <div className="modal-callout modal-callout-info">
                {t("lang") === "en-US"
                  ? `${store.selectedDetail?.display_name || store.selectedCity || "This city"} historical actuals are aligned to NOAA ${noaaStationCode} (${noaaStationName}) settlement rules: use the highest rounded whole-degree Celsius reading after the date is finalized.`
                  : `${store.selectedDetail?.display_name || store.selectedCity || "该城市"}历史对账已按 NOAA ${noaaStationCode}（${noaaStationName}）结算口径对齐：采用该日最终完成质控后的最高整度摄氏值。`}
@@ -316,6 +315,21 @@ export function HistoryModal() {
              </div>
            ) : (
              <>
+                <div className="modal-section-heading">
+                  <div className="modal-section-kicker">
+                    {locale === "en-US" ? "Performance snapshot" : "表现快照"}
+                  </div>
+                  <h3>
+                    {locale === "en-US"
+                      ? "Recent settlement performance"
+                      : "近期结算表现"}
+                  </h3>
+                  <div className="modal-section-note">
+                    {locale === "en-US"
+                      ? "Hit rate, MAE, and baseline comparison across recent settled days."
+                      : "查看近期已结算样本里的命中率、误差与基线对照。"}
+                  </div>
+                </div>
                <div className="history-stats">
                  {error ? (
                <span style={{ color: "var(--accent-red)" }}>
@@ -371,10 +385,20 @@ export function HistoryModal() {
                {!error && <HistoryChart />}
                {!error && settledPeakRows.length > 0 && (
              <div className="history-peak-reference">
-                <div className="history-peak-reference-title">
-                  {locale === "en-US"
-                    ? "Peak-12h DEB Reference (Approx.)"
-                    : "峰值前 12 小时 DEB 参考（近似）"}
+                <div className="modal-section-heading">
+                  <div className="modal-section-kicker">
+                    {locale === "en-US" ? "Reference table" : "参考表"}
+                  </div>
+                  <div className="history-peak-reference-title">
+                    {locale === "en-US"
+                      ? "Peak-12h DEB Reference (Approx.)"
+                      : "峰值前 12 小时 DEB 参考（近似）"}
+                  </div>
+                  <div className="modal-section-note">
+                    {locale === "en-US"
+                      ? "Use peak-minus-12h DEB as a fast sanity check for settled highs."
+                      : "用峰值前 12 小时的 DEB 作为历史结算高温的快速校验。"}
+                  </div>
                </div>
                <div className="history-peak-reference-scroll">
                  {settledPeakRows.map((row) => (
@@ -0,0 +1,82 @@
+.root :global(.modal-title-stack) {
+  display: grid;
+  gap: 8px;
+  min-width: 0;
+}
+
+.root :global(.modal-overline) {
+  display: inline-flex;
+  align-items: center;
+  gap: 8px;
+  color: var(--text-muted);
+  font-size: 10px;
+  font-weight: 800;
+  letter-spacing: 0.14em;
+  text-transform: uppercase;
+}
+
+.root :global(.modal-overline-sep) {
+  opacity: 0.5;
+}
+
+.root :global(.modal-subtitle) {
+  color: var(--text-secondary);
+  font-size: 12px;
+  line-height: 1.6;
+}
+
+.root :global(.modal-header-meta) {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 8px;
+}
+
+.root :global(.modal-meta-pill) {
+  display: inline-flex;
+  align-items: center;
+  min-height: 28px;
+  padding: 0 10px;
+  border-radius: 999px;
+  border: 1px solid rgba(255, 255, 255, 0.08);
+  background: rgba(34, 211, 238, 0.08);
+  color: var(--text-secondary);
+  font-size: 11px;
+  font-weight: 700;
+}
+
+.root :global(.modal-callout) {
+  margin-bottom: 16px;
+  padding: 12px 14px;
+  border-radius: 14px;
+  border: 1px solid rgba(148, 163, 184, 0.16);
+  background: rgba(255, 255, 255, 0.035);
+  color: var(--text-secondary);
+  font-size: 13px;
+  line-height: 1.65;
+}
+
+.root :global(.modal-callout-info) {
+  border-color: rgba(56, 189, 248, 0.24);
+  background: rgba(14, 165, 233, 0.08);
+}
+
+.root :global(.modal-section-heading) {
+  display: grid;
+  gap: 6px;
+  margin-bottom: 14px;
+}
+
+.root :global(.modal-section-kicker) {
+  color: var(--accent-cyan);
+  font-size: 10px;
+  font-weight: 800;
+  letter-spacing: 0.14em;
+  text-transform: uppercase;
+}
+
+.root :global(.modal-section-note) {
+  color: var(--text-secondary);
+  font-size: 12px;
+  line-height: 1.6;
+}
+
@@ -485,12 +485,12 @@ export function ProbabilityDistribution({
            const buyNoText = toPriceCents(bucket.no_buy);
            const marketTag = buyYesText
              ? locale === "en-US"
-                ? `Buy Yes: ${buyYesText}`
-                : `买 Yes: ${buyYesText}`
+                ? `Market ref: ${buyYesText}`
+                : `市场参考: ${buyYesText}`
              : buyNoText
                ? locale === "en-US"
-                  ? `Buy No: ${buyNoText}`
-                  : `买 No: ${buyNoText}`
+                  ? `Market hedge: ${buyNoText}`
+                  : `市场反向: ${buyNoText}`
                : null;

            return (
@@ -530,23 +530,23 @@ export function ProbabilityDistribution({
              Math.abs(bucketTemp - marketBucketTemp) < 0.26;
            const marketTag = isMarketBucket
              ? locale === "en-US"
-                ? `Buy Yes: ${marketYesText || "--"}`
-                : `买 Yes: ${marketYesText || "--"}`
+                ? `Market ref: ${marketYesText || "--"}`
+                : `市场参考: ${marketYesText || "--"}`
              : marketNoText
                ? locale === "en-US"
-                  ? `Buy No: ${marketNoText}`
-                  : `买 No: ${marketNoText}`
+                  ? `Market hedge: ${marketNoText}`
+                  : `市场反向: ${marketNoText}`
                : null;
            const yesPriceText = toPriceCents(marketYesPrice);
            const noPriceText = toPriceCents(marketNoPrice);
            const marketTagFinal = isMarketBucket
              ? locale === "en-US"
-                ? `Buy Yes: ${yesPriceText || "--"}`
-                : `买 Yes: ${yesPriceText || "--"}`
+                ? `Market ref: ${yesPriceText || "--"}`
+                : `市场参考: ${yesPriceText || "--"}`
              : noPriceText
                ? locale === "en-US"
-                  ? `Buy No: ${noPriceText}`
-                  : `买 No: ${noPriceText}`
+                  ? `Market hedge: ${noPriceText}`
+                  : `市场反向: ${noPriceText}`
                : marketTag;
            let bucketLabel =
              bucket.label || `${bucket.value}${detail.temp_symbol}`;
@@ -1,7 +1,10 @@
 "use client";
+import clsx from "clsx";
 import dynamic from "next/dynamic";
 import { useEffect } from "react";
 import styles from "./Dashboard.module.css";
+import detailChromeStyles from "./DetailPanelChrome.module.css";
+import modalChromeStyles from "./ModalChrome.module.css";
 import {
  DashboardStoreProvider,
  useDashboardStore,
@@ -92,7 +95,13 @@ function DashboardScreen() {
    !activeSummary;

  return (
-    <div className={styles.root}>
+    <div
+      className={clsx(
+        styles.root,
+        detailChromeStyles.root,
+        modalChromeStyles.root,
+      )}
+    >
      <MapCanvas />
      <HeaderBar />
      <CitySidebar />
@@ -14,6 +14,10 @@ import {
  toCitySummary,
 } from "@/lib/dashboard-client";
 import { markAnalyticsOnce, trackAppEvent } from "@/lib/app-analytics";
+import {
+  getSupabaseBrowserClient,
+  hasSupabasePublicEnv,
+} from "@/lib/supabase/client";
 import {
  CityDetail,
  CityListItem,
@@ -95,6 +99,36 @@ const SELECTED_CITY_STORAGE_KEY = "polyWeather_selected_city_v1";
 const BACKGROUND_SUMMARY_REFRESH_MS = 30_000;
 type CityDetailDepth = "panel" | "market" | "nearby" | "full";

+async function buildAuthMeHeaders(): Promise<HeadersInit> {
+  const headers: Record<string, string> = {
+    Accept: "application/json",
+  };
+  if (!hasSupabasePublicEnv()) {
+    return headers;
+  }
+
+  try {
+    const {
+      data: { session: cachedSession },
+    } = await getSupabaseBrowserClient().auth.getSession();
+    let accessToken = String(cachedSession?.access_token || "").trim();
+    const expiresAtSec = Number(cachedSession?.expires_at || 0);
+    const nowSec = Math.floor(Date.now() / 1000);
+    if (!accessToken || (Number.isFinite(expiresAtSec) && expiresAtSec <= nowSec + 60)) {
+      const {
+        data: { session: refreshedSession },
+      } = await getSupabaseBrowserClient().auth.refreshSession();
+      accessToken = String(refreshedSession?.access_token || accessToken || "").trim();
+    }
+    if (accessToken) {
+      headers.Authorization = `Bearer ${accessToken}`;
+    }
+  } catch {
+    // The same-origin route can still fall back to cookie-backed auth.
+  }
+  return headers;
+}
+
 function countAvailableModels(
  detail?: CityDetail | null,
  targetDate?: string | null,
@@ -310,14 +344,10 @@ export function DashboardStoreProvider({
  );
  const citySummariesRef = useRef<Record<string, CitySummary>>({});
  const selectedCityRef = useRef<string | null>(null);
-  const selectedDetail =
-    selectedCity && proAccess.subscriptionActive
-      ? cityDetailsByName[selectedCity] || null
-      : null;
+  const selectedDetail = selectedCity ? cityDetailsByName[selectedCity] || null : null;
  useEffect(() => {
    if (proAccess.loading) return;
    if (!proAccess.authenticated || !proAccess.subscriptionActive) {
-      dashboardClient.clearCityDetailCache();
      return;
    }
    dashboardClient.writeCityDetailCacheBundle(
@@ -376,8 +406,6 @@ export function DashboardStoreProvider({
    if (proAccess.loading) return;
    if (proAccess.authenticated && proAccess.subscriptionActive) return;
    dashboardClient.clearCityDetailCache();
-    setCityDetailsByName({});
-    setCityDetailMetaByName({});
  }, [proAccess]);

  const scheduleBackgroundDetailRefresh = (
@@ -524,7 +552,6 @@ export function DashboardStoreProvider({
    if (proAccess.loading) return;
    if (!selectedCity) return;
    if (!isPanelOpen) return;
-    if (!proAccess.authenticated || !proAccess.subscriptionActive) return;
    if (cityDetailsByName[selectedCity]) return;

    let cancelled = false;
@@ -570,11 +597,10 @@ export function DashboardStoreProvider({
      error: null,
    }));
    try {
+      const headers = await buildAuthMeHeaders();
      const response = await fetch("/api/auth/me", {
        cache: "no-store",
-        headers: {
-          Accept: "application/json",
-        },
+        headers,
      });
      if (!response.ok) {
        throw new Error(`HTTP ${response.status}`);
@@ -625,6 +651,25 @@ export function DashboardStoreProvider({
    void loadCities();
  }, []);

+  useEffect(() => {
+    if (!cities.length) return;
+    if (typeof window === "undefined") return;
+    const schedule = () => dashboardClient.sendPriorityWarmHint();
+    const idleCallback = (window as Window & {
+      requestIdleCallback?: (callback: () => void, options?: { timeout: number }) => number;
+    }).requestIdleCallback;
+    if (typeof idleCallback === "function") {
+      const id = idleCallback(schedule, { timeout: 3000 });
+      return () => {
+        if (typeof window.cancelIdleCallback === "function") {
+          window.cancelIdleCallback(id);
+        }
+      };
+    }
+    const timer = window.setTimeout(schedule, 2000);
+    return () => window.clearTimeout(timer);
+  }, [cities.length]);
+
  useEffect(() => {
    void refreshProAccess();
  }, []);
@@ -722,20 +767,14 @@ export function DashboardStoreProvider({

    if (proAccessRef.current.loading) {
      setLoadingState((current) => ({ ...current, cityDetail: true }));
+      const detailPromise = ensureCityDetail(cityName, false, "panel");
      try {
-        await summaryPromise;
-      } catch {
-      } finally {
-        setLoadingState((current) => ({ ...current, cityDetail: false }));
-      }
-      return;
-    }
-
-    const access = proAccessRef.current;
-    if (!access.authenticated || !access.subscriptionActive) {
-      setLoadingState((current) => ({ ...current, cityDetail: true }));
-      try {
-        await summaryPromise;
+        const [, detail] = await Promise.allSettled([summaryPromise, detailPromise]);
+        if (selectedCityRef.current === cityName) {
+          if (detail.status === "fulfilled") {
+            setSelectedForecastDate(detail.value.local_date);
+          }
+        }
      } catch {
      } finally {
        setLoadingState((current) => ({ ...current, cityDetail: false }));
@@ -749,15 +788,13 @@ export function DashboardStoreProvider({
      cachedDetail?.local_date,
    );
    setLoadingState((current) => ({ ...current, cityDetail: true }));
-    try {
-      await summaryPromise;
-    } catch {
-    }
-
-    void ensureCityDetail(cityName, needsDetailRefresh, "panel")
-      .then((detail) => {
+    const detailPromise = ensureCityDetail(cityName, needsDetailRefresh, "panel");
+    void Promise.allSettled([summaryPromise, detailPromise])
+      .then(([, detail]) => {
        if (selectedCityRef.current !== cityName) return;
-        setSelectedForecastDate(detail.local_date);
+        if (detail.status === "fulfilled") {
+          setSelectedForecastDate(detail.value.local_date);
+        }
      })
      .finally(() => {
        if (selectedCityRef.current !== cityName) return;
@@ -52,6 +52,40 @@ function getMarkerDisplayOffset(cityName: string) {
  };
 }

+function pickMarkerTemperature(
+  snapshot?: Pick<CityDetail, "current" | "temp_symbol"> | CitySummary,
+) {
+  if (!snapshot) return null;
+  const detail = snapshot as Partial<CityDetail>;
+  const currentSource = String(
+    snapshot.current?.settlement_source ||
+      snapshot.current?.settlement_source_label ||
+      "",
+  )
+    .trim()
+    .toLowerCase();
+  const currentTemp =
+    currentSource === "nmc" || currentSource.includes("nmc")
+      ? null
+      : snapshot.current?.temp;
+  const isNmcStation = (station?: { source_label?: string | null }) =>
+    String(station?.source_label || "")
+      .trim()
+      .toLowerCase()
+      .includes("nmc");
+  const candidates = [
+    currentTemp,
+    detail.airport_current?.temp,
+    isNmcStation(detail.airport_primary) ? null : detail.airport_primary?.temp,
+    detail.mgm_nearby?.[0]?.temp,
+  ];
+  for (const value of candidates) {
+    const numeric = Number(value);
+    if (Number.isFinite(numeric)) return numeric;
+  }
+  return null;
+}
+
 function createMarkerIcon(
  city: CityListItem,
  snapshot?: Pick<CityDetail, "current" | "temp_symbol"> | CitySummary,
@@ -60,8 +94,8 @@ function createMarkerIcon(
  const label = city.display_name;
  const unit = city.temp_unit === "fahrenheit" ? "°F" : "°C";
  const shortName = label.length > 10 ? `${label.substring(0, 8)}...` : label;
-  const tempText =
-    snapshot?.current?.temp != null ? `${snapshot.current.temp}${unit}` : "--";
+  const markerTemp = pickMarkerTemperature(snapshot);
+  const tempText = markerTemp != null ? `${markerTemp}${unit}` : "--";
  const offset = getMarkerDisplayOffset(city.name);
  const styleAttr =
    offset.x || offset.y
@@ -91,7 +125,7 @@ function getMarkerSignature(
    city.temp_unit,
    city.lat,
    city.lon,
-    snapshot?.current?.temp ?? "",
+    pickMarkerTemperature(snapshot) ?? "",
  ].join("|");
 }

@@ -12,6 +12,7 @@ const CACHE_TTL_MS = 5 * 60 * 1000;
 const pendingCityDetailRequests = new Map<string, Promise<CityDetail>>();
 const pendingHistoryRequests = new Map<string, Promise<HistoryPayload>>();
 const pendingCitySummaryRequests = new Map<string, Promise<CitySummary>>();
+const PRIORITY_WARM_SESSION_KEY = "polyWeather_priority_warm_v1";

 type CityCacheMeta = {
  cachedAt: number;
@@ -142,6 +143,24 @@ export const dashboardClient = {
    return data.cities || [];
  },

+  sendPriorityWarmHint(timezone?: string | null) {
+    if (!isClient()) return;
+    const tz = String(
+      timezone || Intl.DateTimeFormat().resolvedOptions().timeZone || "",
+    ).trim();
+    if (!tz) return;
+    const cacheKey = `${PRIORITY_WARM_SESSION_KEY}:${tz}`;
+    if (window.sessionStorage.getItem(cacheKey)) return;
+    window.sessionStorage.setItem(cacheKey, "1");
+    const params = new URLSearchParams({ timezone: tz });
+    void fetch(`/api/system/priority-warm?${params.toString()}`, {
+      method: "POST",
+      headers: { Accept: "application/json" },
+      cache: "no-store",
+      keepalive: true,
+    }).catch(() => {});
+  },
+
  async getCitySummary(cityName: string, options?: { force?: boolean }) {
    const force = options?.force ?? false;
    const requestKey = `${cityName}::${force ? "force" : "cached"}`;
@@ -126,6 +126,47 @@ const CITY_SPECIFIC_SOURCES: Record<string, OfficialSourceLink[]> = {
      kind: "metar",
    },
  ],
+  manila: [
+    {
+      label: "Wunderground RPLL",
+      href: "https://www.wunderground.com/history/daily/ph/manila/RPLL",
+      kind: "agency",
+    },
+    {
+      label: "Ninoy Aquino International Airport",
+      href: "https://www.newnaia.com.ph/",
+      kind: "airport",
+    },
+    {
+      label: "RPLL METAR",
+      href: "https://aviationweather.gov/data/metar/?id=RPLL&decoded=1&taf=1",
+      kind: "metar",
+    },
+  ],
+  karachi: [
+    {
+      label: "Wunderground OPKC",
+      href: "https://www.wunderground.com/history/daily/pk/karachi/OPKC",
+      kind: "agency",
+    },
+    {
+      label: "Jinnah International Airport",
+      href: "https://www.caapakistan.com.pk/",
+      kind: "airport",
+    },
+    {
+      label: "OPKC METAR",
+      href: "https://aviationweather.gov/data/metar/?id=OPKC&decoded=1&taf=1",
+      kind: "metar",
+    },
+  ],
+  "masroor air base": [
+    {
+      label: "OPMR METAR",
+      href: "https://aviationweather.gov/data/metar/?id=OPMR&decoded=1&taf=1",
+      kind: "metar",
+    },
+  ],
  istanbul: [
    {
      label: "MGM",
@@ -316,6 +316,31 @@ export interface MarketScan {
  websocket?: Record<string, unknown>;
 }

+export interface IntradayMeteorologySignal {
+  label?: string | null;
+  label_en?: string | null;
+  direction?: "support" | "suppress" | "neutral" | string | null;
+  strength?: "weak" | "medium" | "strong" | string | null;
+  summary?: string | null;
+  summary_en?: string | null;
+}
+
+export interface IntradayMeteorology {
+  headline?: string | null;
+  headline_en?: string | null;
+  confidence?: "low" | "medium" | "high" | string | null;
+  base_case_bucket?: string | null;
+  upside_bucket?: string | null;
+  downside_bucket?: string | null;
+  next_observation_time?: string | null;
+  peak_window?: string | null;
+  invalidation_rules?: string[] | null;
+  invalidation_rules_en?: string[] | null;
+  confirmation_rules?: string[] | null;
+  confirmation_rules_en?: string[] | null;
+  signal_contributions?: IntradayMeteorologySignal[] | null;
+}
+
 export interface AiAnalysisStructured {
  summary?: string | null;
  text?: string | null;
@@ -473,6 +498,7 @@ export interface CityDetail {
  multi_model_daily?: Record<string, DailyModelForecast>;
  source_forecasts?: SourceForecasts;
  market_scan?: MarketScan;
+  intraday_meteorology?: IntradayMeteorology;
 }

 export interface HistoryPoint {
@@ -312,6 +312,89 @@ function buildObservationPoints(items: Array<{ time?: string; temp?: number | nu
    .filter((point): point is { labelTime: string; x: number; y: number } => point != null);
 }

+function sortObservationItemsByTime<T extends { time?: string | null }>(items: T[]) {
+  return [...items].sort((left, right) => {
+    const leftMinutes = hmToMinutes(left.time);
+    const rightMinutes = hmToMinutes(right.time);
+    if (leftMinutes == null && rightMinutes == null) return 0;
+    if (leftMinutes == null) return 1;
+    if (rightMinutes == null) return -1;
+    return leftMinutes - rightMinutes;
+  });
+}
+
+function normalizeObservationTimeForChart(
+  value: unknown,
+  detail: CityDetail,
+) {
+  const raw = String(value || "").trim();
+  if (raw && !raw.includes("T")) {
+    return normalizeHm(raw) || raw;
+  }
+  return normalizeHm(detail.local_time) || normalizeHm(raw) || raw;
+}
+
+function buildCurrentObservationFallback(
+  detail: CityDetail,
+): Array<{ time?: string; temp?: number | null; sourceLabel?: string | null }> {
+  const candidates: Array<{
+    sourceLabel?: string | null;
+    temp?: number | null;
+    time?: string | null;
+  }> = [
+    {
+      sourceLabel: detail.current?.settlement_source_label,
+      temp: detail.current?.temp,
+      time: detail.current?.obs_time || detail.current?.report_time,
+    },
+    {
+      sourceLabel: detail.airport_primary?.source_label || "METAR",
+      temp: detail.airport_primary?.temp,
+      time: detail.airport_primary?.obs_time || detail.airport_primary?.report_time,
+    },
+    {
+      sourceLabel: detail.airport_current?.source_label || "METAR",
+      temp: detail.airport_current?.temp,
+      time: detail.airport_current?.obs_time || detail.airport_current?.report_time,
+    },
+    {
+      sourceLabel:
+        detail.center_station_candidate?.source_label ||
+        detail.center_station_candidate?.source_code,
+      temp: detail.center_station_candidate?.temp,
+      time: String((detail.center_station_candidate as Record<string, unknown> | null | undefined)?.obs_time || ""),
+    },
+    {
+      sourceLabel:
+        detail.official_nearby?.[0]?.source_label ||
+        detail.official_nearby?.[0]?.source_code,
+      temp: detail.official_nearby?.[0]?.temp,
+      time: String((detail.official_nearby?.[0] as Record<string, unknown> | null | undefined)?.obs_time || ""),
+    },
+    {
+      sourceLabel:
+        detail.mgm_nearby?.[0]?.source_label ||
+        detail.mgm_nearby?.[0]?.source_code,
+      temp: detail.mgm_nearby?.[0]?.temp,
+      time: String((detail.mgm_nearby?.[0] as Record<string, unknown> | null | undefined)?.obs_time || ""),
+    },
+  ];
+
+  const first = candidates.find((item) => {
+    const numeric = Number(item.temp);
+    return Number.isFinite(numeric);
+  });
+  if (!first) return [];
+
+  return [
+    {
+      sourceLabel: first.sourceLabel,
+      temp: Number(first.temp),
+      time: normalizeObservationTimeForChart(first.time, detail),
+    },
+  ];
+}
+
 function interpolateSeriesAtMinutes(
  times: string[],
  values: Array<number | null | undefined>,
@@ -612,9 +695,38 @@ export function getTemperatureChartData(
          ? [{ time: detail.current.obs_time, temp: detail.current.temp }]
          : []
      : [];
-  const metarObservationSource = detail.metar_today_obs?.length
-    ? detail.metar_today_obs
-    : detail.trend?.recent || [];
+  const currentObservationFallback = buildCurrentObservationFallback(detail);
+  const minPlausibleObservationTemp = (() => {
+    const name = String(detail.name || "").trim().toLowerCase();
+    const icao = String(detail.risk?.icao || "").trim().toUpperCase();
+    if (name === "karachi" || name === "masroor air base" || icao === "OPKC" || icao === "OPMR") {
+      return detail.temp_symbol === "°F" ? 41 : 5;
+    }
+    return null;
+  })();
+  const filterPlausibleObservations = <T extends { temp?: number | null }>(
+    rows?: T[] | null,
+  ) =>
+    (Array.isArray(rows) ? rows : []).filter((row) => {
+      const value = Number(row?.temp);
+      if (!Number.isFinite(value)) return false;
+      return minPlausibleObservationTemp == null || value >= minPlausibleObservationTemp;
+    });
+  const plausibleMetarTodayObs = filterPlausibleObservations(detail.metar_today_obs);
+  const plausibleTrendRecent = filterPlausibleObservations(detail.trend?.recent);
+  const plausibleCurrentFallback = filterPlausibleObservations(currentObservationFallback);
+  const metarObservationSource = plausibleMetarTodayObs.length
+    ? plausibleMetarTodayObs
+    : plausibleTrendRecent.length
+      ? plausibleTrendRecent
+      : plausibleCurrentFallback;
+  const usingCurrentObservationFallback =
+    !plausibleMetarTodayObs.length &&
+    !plausibleTrendRecent.length &&
+    plausibleCurrentFallback.length > 0;
+  const currentFallbackTag =
+    currentObservationFallback[0]?.sourceLabel ||
+    getObservationSourceTag(detail);
  const allowMetarFallback = settlementSource && observationCode !== "hko";
  const shouldUseMetarFallback =
    allowMetarFallback &&
@@ -633,7 +745,9 @@ export function getTemperatureChartData(
    return `${icao} METAR`;
  })();
  const observationDisplayTag =
-    observationCode === "wunderground"
+    usingCurrentObservationFallback
+      ? String(currentFallbackTag).toUpperCase()
+      : observationCode === "wunderground"
      ? metarFallbackTag
      : useSettlementObservationSource && shouldUseMetarFallback
      ? metarFallbackTag
@@ -869,21 +983,20 @@ export function getTemperatureChartData(
    );
  }
  if ((detail.trend?.recent?.length || 0) > 0 || observationSource.length > 0) {
-    const recentData =
+    const recentData = sortObservationItemsByTime(
      observationSource.length > 0
        ? [...observationSource]
-        : [...(detail.trend?.recent || [])];
+        : [...(detail.trend?.recent || [])],
+    );
    const recentText = recentData
-      .slice(0, 4)
-      .reverse()
+      .slice(-4)
      .map((item) => `${item.temp}${detail.temp_symbol}@${item.time}`)
      .join(" -> ");
    legendParts.push(`${observationDisplayTag}: ${recentText}`);
  }
  if (airportMetarSource.length > 0) {
-    const airportRecentText = [...airportMetarSource]
+    const airportRecentText = sortObservationItemsByTime([...airportMetarSource])
      .slice(-4)
-      .reverse()
      .map((item) => `${item.temp}${detail.temp_symbol}@${item.time}`)
      .join(" -> ");
    legendParts.push(
@@ -2827,9 +2940,164 @@ export function getHistorySummary(
  };
 }

+function toFiniteNumber(value: unknown): number | null {
+  const numeric = Number(value);
+  return Number.isFinite(numeric) ? numeric : null;
+}
+
+function asRecord(value: unknown): Record<string, unknown> | null {
+  return value && typeof value === "object"
+    ? (value as Record<string, unknown>)
+    : null;
+}
+
+function firstFiniteNumber(values: unknown[]) {
+  for (const value of values) {
+    const numeric = toFiniteNumber(value);
+    if (numeric != null) return numeric;
+  }
+  return null;
+}
+
+function firstNonEmptyString(values: unknown[]) {
+  for (const value of values) {
+    const text = String(value ?? "").trim();
+    if (text) return text;
+  }
+  return null;
+}
+
+function formatObservationUpdate(value: unknown, locale: Locale) {
+  const raw = String(value ?? "").trim();
+  if (!raw) return null;
+
+  const looksDated =
+    /^\d{4}-\d{2}-\d{2}/.test(raw) ||
+    raw.includes("T") ||
+    /[+-]\d{2}:?\d{2}$/.test(raw);
+  if (looksDated) {
+    const parsed = new Date(raw);
+    if (!Number.isNaN(parsed.getTime())) {
+      return new Intl.DateTimeFormat(isEnglish(locale) ? "en-US" : "zh-CN", {
+        day: "2-digit",
+        hour: "2-digit",
+        hour12: false,
+        minute: "2-digit",
+        month: "2-digit",
+      })
+        .format(parsed)
+        .replace(",", "");
+    }
+  }
+
+  return normalizeHm(raw) || raw;
+}
+
+function getOfficialObservationCandidates(detail: CityDetail) {
+  const officialNearby = Array.isArray(detail.official_nearby)
+    ? detail.official_nearby
+    : [];
+  const mgmNearby = Array.isArray(detail.mgm_nearby) ? detail.mgm_nearby : [];
+  const officialAnchor =
+    officialNearby.find(
+      (station) => station.is_settlement_anchor || station.is_airport_station,
+    ) || officialNearby[0];
+
+  return {
+    centerStation: detail.center_station_candidate,
+    mgmNearby,
+    officialAnchor,
+    officialNearby,
+  };
+}
+
+function getObservedTemperatureProfile(detail: CityDetail, locale: Locale) {
+  const { mgmNearby } = getOfficialObservationCandidates(detail);
+  const currentSource = String(
+    detail.current?.settlement_source ||
+      detail.current?.settlement_source_label ||
+      "",
+  )
+    .trim()
+    .toLowerCase();
+  const isNmcCurrent = currentSource === "nmc" || currentSource.includes("nmc");
+  const isNmcAirport = String(detail.airport_primary?.source_label || "")
+    .trim()
+    .toLowerCase()
+    .includes("nmc");
+  const candidates = [
+    {
+      sourceLabel: detail.airport_current?.source_label || "METAR",
+      temp: detail.airport_current?.temp,
+    },
+    {
+      sourceLabel: detail.airport_primary?.source_label || "METAR",
+      temp: isNmcAirport ? null : detail.airport_primary?.temp,
+    },
+    {
+      sourceLabel: detail.current?.settlement_source_label,
+      temp: isNmcCurrent ? null : detail.current?.temp,
+    },
+    {
+      sourceLabel: mgmNearby[0]?.source_label,
+      temp: mgmNearby[0]?.temp,
+    },
+  ];
+  const selected = candidates.find((candidate) =>
+    Number.isFinite(Number(candidate.temp)),
+  );
+
+  if (!selected) {
+    return isEnglish(locale) ? "Unavailable" : "未提供";
+  }
+
+  const observedTemp = Number(selected.temp);
+  const sourceLabel = firstNonEmptyString([
+    selected.sourceLabel,
+    getObservationSourceTag(detail),
+  ]);
+  const rounded =
+    Math.abs(observedTemp - Math.round(observedTemp)) < 0.05
+      ? String(Math.round(observedTemp))
+      : observedTemp.toFixed(1);
+
+  return `${rounded}${detail.temp_symbol || "°C"}${
+    sourceLabel ? ` · ${sourceLabel}` : ""
+  }`;
+}
+
+function getObservationUpdateProfile(detail: CityDetail, locale: Locale) {
+  const { mgmNearby } = getOfficialObservationCandidates(detail);
+  const mgmFirstRecord = asRecord(mgmNearby[0]);
+  const currentSource = String(
+    detail.current?.settlement_source ||
+      detail.current?.settlement_source_label ||
+      "",
+  )
+    .trim()
+    .toLowerCase();
+  const isNmcCurrent = currentSource === "nmc" || currentSource.includes("nmc");
+  const rawValue = firstNonEmptyString([
+    detail.airport_primary?.obs_time,
+    detail.airport_primary?.report_time,
+    detail.airport_current?.obs_time,
+    detail.airport_current?.report_time,
+    isNmcCurrent ? "" : detail.current?.obs_time,
+    isNmcCurrent ? "" : detail.current?.report_time,
+    mgmFirstRecord?.obs_time,
+    mgmFirstRecord?.report_time,
+    mgmFirstRecord?.time,
+    detail.updated_at,
+  ]);
+
+  return (
+    formatObservationUpdate(rawValue, locale) ||
+    (isEnglish(locale) ? "Unavailable" : "未提供")
+  );
+}
+
 export function getCityProfileStats(detail: CityDetail, locale: Locale = "zh-CN") {
  const risk = detail.risk || {};
-  const current = detail.current || {};
  const nearbyCount = Array.isArray(detail.mgm_nearby) ? detail.mgm_nearby.length : 0;
  const nearbySource = String(detail.nearby_source || "").trim().toLowerCase();
  const sourceCode = getObservationSourceCode(detail);
@@ -2901,12 +3169,13 @@ export function getCityProfileStats(detail: CityDetail, locale: Locale = "zh-CN"
            ? "Not marked"
            : "未标注",
    },
+    {
+      label: isEnglish(locale) ? "Observed temp" : "实测温度",
+      value: getObservedTemperatureProfile(detail, locale),
+    },
    {
      label: isEnglish(locale) ? "Observation update" : "观测更新",
-      value:
-        current.obs_time ||
-        detail.updated_at ||
-        (isEnglish(locale) ? "Unavailable" : "未提供"),
+      value: getObservationUpdateProfile(detail, locale),
    },
    {
      label: isEnglish(locale) ? "Nearby stations" : "周边站点",
@@ -10,6 +10,7 @@ const config: Config = {
  theme: {
    extend: {
      colors: {
+        /* Legacy shadcn/ui HSL tokens */
        background: "hsl(var(--background))",
        foreground: "hsl(var(--foreground))",
        card: "hsl(var(--card))",
@@ -21,9 +22,60 @@ const config: Config = {
        accent: "hsl(var(--accent))",
        "accent-foreground": "hsl(var(--accent-foreground))",
        border: "hsl(var(--border))",
+
+        /* PolyWeather Design Tokens — direct CSS var refs */
+        "pw-bg": {
+          base: "var(--color-bg-base)",
+          raised: "var(--color-bg-raised)",
+          overlay: "var(--color-bg-overlay)",
+          card: "var(--color-bg-card)",
+          input: "var(--color-bg-input)",
+        },
+        "pw-text": {
+          primary: "var(--color-text-primary)",
+          secondary: "var(--color-text-secondary)",
+          muted: "var(--color-text-muted)",
+          disabled: "var(--color-text-disabled)",
+        },
+        "pw-accent": {
+          primary: "var(--color-accent-primary)",
+          secondary: "var(--color-accent-secondary)",
+          tertiary: "var(--color-accent-tertiary)",
+        },
+        "pw-signal": {
+          success: "var(--color-signal-success)",
+          warning: "var(--color-signal-warning)",
+          danger: "var(--color-signal-danger)",
+          info: "var(--color-signal-info)",
+        },
+      },
+      fontFamily: {
+        data: ["var(--font-data)"],
+        display: ["var(--font-display)"],
+        mono: ["var(--font-mono)"],
+      },
+      spacing: {
+        "pw-1": "var(--space-1)",
+        "pw-2": "var(--space-2)",
+        "pw-3": "var(--space-3)",
+        "pw-4": "var(--space-4)",
+        "pw-5": "var(--space-5)",
+        "pw-6": "var(--space-6)",
+        "pw-8": "var(--space-8)",
+      },
+      borderRadius: {
+        "pw-sm": "var(--radius-sm)",
+        "pw-md": "var(--radius-md)",
+        "pw-lg": "var(--radius-lg)",
+        "pw-xl": "var(--radius-xl)",
      },
      boxShadow: {
-        glow: "0 0 0 1px rgba(34, 211, 238, 0.2), 0 8px 32px rgba(8, 47, 73, 0.5)",
+        glow: "0 0 0 1px rgba(0, 229, 255, 0.15), 0 8px 32px rgba(8, 47, 73, 0.5)",
+        "glow-accent": "var(--shadow-glow-accent)",
+        "glow-secondary": "var(--shadow-glow-secondary)",
+        "elevation-1": "var(--shadow-elevation-1)",
+        "elevation-2": "var(--shadow-elevation-2)",
+        "elevation-3": "var(--shadow-elevation-3)",
      },
    },
  },
@@ -9,9 +9,11 @@ PROJECT_ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 if PROJECT_ROOT not in sys.path:
    sys.path.insert(0, PROJECT_ROOT)

-from src.analysis.deb_algorithm import load_history  # noqa: E402
 from src.analysis.settlement_rounding import apply_city_settlement  # noqa: E402
-from scripts.fit_probability_calibration import _default_history_arg  # noqa: E402
+from scripts.fit_probability_calibration import (  # noqa: E402
+    _default_history_arg,
+    _load_history_with_fallback,
+)


 def _sf(value):
@@ -126,7 +128,7 @@ def main():
    )
    args = parser.parse_args()

-    history = load_history(args.history_file)
+    history = _load_history_with_fallback(args.history_file)
    overall = _blank_metrics()
    by_city = defaultdict(_blank_metrics)
    by_date = defaultdict(_blank_metrics)
@@ -18,9 +18,14 @@ from src.analysis.settlement_rounding import apply_city_settlement  # noqa: E402
 from scripts.fit_probability_calibration import (  # noqa: E402
    _default_history_arg,
    _extract_samples,
+    _load_history_with_fallback,
    _load_json_if_exists,
+    _load_legacy_training_samples,
+    _load_snapshot_rows,
+    _load_training_feature_history,
+    _load_truth_history,
+    merge_samples_with_legacy_archive,
 )
-from src.analysis.deb_algorithm import load_history  # noqa: E402


 def _mean(values):
@@ -93,12 +98,20 @@ def main():
    )
    args = parser.parse_args()

-    history = load_history(args.history_file)
+    history = _load_history_with_fallback(args.history_file)
+    training_feature_history = _load_training_feature_history()
+    truth_history = _load_truth_history()
    settlement_history = _load_json_if_exists(args.settlement_history)
+    snapshot_rows = _load_snapshot_rows(None)
+    legacy_training_samples = _load_legacy_training_samples()
    samples, filled_actual_from_history = _extract_samples(
        history,
+        training_feature_history=training_feature_history,
+        truth_history=truth_history,
        settlement_history=settlement_history,
+        snapshot_rows=snapshot_rows,
    )
+    samples = merge_samples_with_legacy_archive(samples, legacy_training_samples)

    legacy_crps = []
    emos_crps = []
@@ -42,6 +42,15 @@ def _load_json_if_exists(path):
    return data if isinstance(data, dict) else {}


+def _legacy_training_samples_path():
+    return os.path.join(
+        PROJECT_ROOT,
+        "artifacts",
+        "probability_calibration",
+        "training_samples.json",
+    )
+
+
 def _legacy_history_path():
    return os.path.join(PROJECT_ROOT, "data", "daily_records.json")

@@ -63,10 +72,10 @@ def _load_history_with_fallback(path):
        if get_state_storage_mode() == STATE_STORAGE_SQLITE:
            return DailyRecordRepository().load_all()
        return {}
-    data = load_history(path)
+    data = _load_json_if_exists(path)
    if data:
        return data
-    return _load_json_if_exists(path)
+    return load_history(path)


 def _load_truth_history():
@@ -107,6 +116,14 @@ def _load_snapshot_rows(path):
    return rows


+def _load_legacy_training_samples(path=None):
+    payload = _load_json_if_exists(path or _legacy_training_samples_path())
+    rows = payload.get("samples") if isinstance(payload, dict) else None
+    if not isinstance(rows, list):
+        return []
+    return [row for row in rows if isinstance(row, dict)]
+
+
 def _actual_high_for(history, truth_history, settlement_history, city, date_str):
    city_rows = (history or {}).get(city) or {}
    record = city_rows.get(date_str) or {}
@@ -327,6 +344,40 @@ def _extract_samples(history, training_feature_history=None, truth_history=None,
    return snapshot_samples + daily_samples, snapshot_filled + daily_filled


+def merge_samples_with_legacy_archive(samples, legacy_samples=None):
+    merged = []
+    seen = set()
+    for sample in samples or []:
+        if not isinstance(sample, dict):
+            continue
+        key = (
+            str(sample.get("city") or "").strip().lower(),
+            str(sample.get("date") or "").strip(),
+            str(sample.get("sample_source") or "").strip().lower(),
+        )
+        if not key[0] or not key[1]:
+            continue
+        if key in seen:
+            continue
+        merged.append(sample)
+        seen.add(key)
+    for sample in legacy_samples or []:
+        if not isinstance(sample, dict):
+            continue
+        key = (
+            str(sample.get("city") or "").strip().lower(),
+            str(sample.get("date") or "").strip(),
+            str(sample.get("sample_source") or "").strip().lower(),
+        )
+        if not key[0] or not key[1]:
+            continue
+        if key in seen:
+            continue
+        merged.append(sample)
+        seen.add(key)
+    return merged
+
+
 def main():
    parser = argparse.ArgumentParser(description="Fit PolyWeather probability calibration parameters.")
    parser.add_argument(
@@ -366,6 +417,7 @@ def main():
    truth_history = _load_truth_history()
    settlement_history = _load_json_if_exists(args.settlement_history)
    snapshot_rows = _load_snapshot_rows(args.snapshot_file)
+    legacy_training_samples = _load_legacy_training_samples()
    samples, filled_actual_from_history = _extract_samples(
        history,
        training_feature_history=training_feature_history,
@@ -373,6 +425,7 @@ def main():
        settlement_history=settlement_history,
        snapshot_rows=snapshot_rows,
    )
+    samples = merge_samples_with_legacy_archive(samples, legacy_training_samples)
    calibration = fit_calibration(samples, version=args.version)
    if not samples:
        calibration = default_calibration_payload(
@@ -382,6 +435,7 @@ def main():
    calibration.setdefault("metrics", {})
    calibration["metrics"]["filled_actual_from_history"] = filled_actual_from_history
    calibration["metrics"]["settlement_history_city_count"] = len(settlement_history)
+    calibration["metrics"]["legacy_archive_samples"] = len(legacy_training_samples)
    try:
        calibration["source"] = os.path.relpath(args.output, PROJECT_ROOT)
    except ValueError:
@@ -7,7 +7,6 @@ from src.analysis.settlement_rounding import apply_city_settlement
 from loguru import logger
 from src.database.runtime_state import (
    DailyRecordRepository,
-    STATE_STORAGE_DUAL,
    STATE_STORAGE_SQLITE,
    TrainingFeatureRecordRepository,
    TruthRecordRepository,
@@ -79,7 +78,7 @@ def load_history(filepath):
            logger.error(f"Error loading daily records from sqlite, fallback to file: {e}")

    if not os.path.exists(filepath):
-        if mode == STATE_STORAGE_DUAL:
+        if mode == STATE_STORAGE_SQLITE:
            try:
                data = _daily_record_repo.load_all()
                _history_cache = data
@@ -113,13 +112,12 @@ def save_history(filepath, data):
    _history_cache = data
    mode = get_state_storage_mode()

-    if mode in {STATE_STORAGE_DUAL, STATE_STORAGE_SQLITE}:
+    if mode == STATE_STORAGE_SQLITE:
        try:
            _daily_record_repo.replace_all(data)
        except Exception as e:
            logger.error(f"Error saving daily records to sqlite: {e}")
-            if mode == STATE_STORAGE_SQLITE:
-                return
+            return

    if mode == STATE_STORAGE_SQLITE:
        return
@@ -884,22 +882,21 @@ def update_daily_record(
    except Exception as e:
        logger.error(f"Error persisting training feature record city={city_name} date={date_str}: {e}")

-    # 自动清理：只保留最近 14 天的记录（DEB 只用 7 天，14 天留足余量）
-    cutoff = (datetime.now() - timedelta(days=14)).strftime("%Y-%m-%d")
+    # 自动清理：训练特征需要更长窗口，保留最近 180 天的记录
+    cutoff = (datetime.now() - timedelta(days=180)).strftime("%Y-%m-%d")
    for city in list(data.keys()):
        old_dates = [d for d in data[city] if d < cutoff]
        for d in old_dates:
            del data[city][d]

-    if mode in {STATE_STORAGE_DUAL, STATE_STORAGE_SQLITE}:
+    if mode == STATE_STORAGE_SQLITE:
        try:
            _daily_record_repo.upsert_record(city_name, date_str, existing)
-            cutoff = (datetime.now() - timedelta(days=14)).strftime("%Y-%m-%d")
+            cutoff = (datetime.now() - timedelta(days=180)).strftime("%Y-%m-%d")
            _daily_record_repo.delete_older_than(cutoff)
        except Exception as e:
            logger.error(f"Error upserting daily record to sqlite city={city_name} date={date_str}: {e}")
-            if mode == STATE_STORAGE_SQLITE:
-                raise
+            raise

    if mode != STATE_STORAGE_SQLITE:
        save_history(history_file, data)
@@ -7,7 +7,6 @@ from typing import Any, Dict, List, Optional

 from src.database.runtime_state import (
    ProbabilitySnapshotRepository,
-    STATE_STORAGE_DUAL,
    STATE_STORAGE_SQLITE,
    TrainingFeatureRecordRepository,
    get_state_storage_mode,
@@ -105,7 +104,7 @@ def load_snapshot_rows_for_day(
    root_dir = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
    path = archive_path or os.path.join(root_dir, "data", "probability_training_snapshots.jsonl")
    if not os.path.exists(path):
-        if mode == STATE_STORAGE_DUAL:
+        if mode == STATE_STORAGE_SQLITE:
            return _snapshot_repo.load_rows_by_city_date(city_key, date_key)
        return []

@@ -260,7 +259,7 @@ def append_probability_snapshot(
        return

    mode = get_state_storage_mode()
-    if mode in {STATE_STORAGE_DUAL, STATE_STORAGE_SQLITE}:
+    if mode == STATE_STORAGE_SQLITE:
        _snapshot_repo.append_snapshot(payload)
        _training_feature_repo.upsert_record(
            city_key,
@@ -228,6 +228,60 @@ CITY_REGISTRY = {
        "distance_km": 12.0,
        "warning": "市场现按 Wunderground Halim 机场站整度°C口径结算；热带午后阵雨常在峰值前后快速压制气温。",
    },
+    "manila": {
+        "name": "Manila",
+        "lat": 14.5086,
+        "lon": 121.0198,
+        "icao": "RPLL",
+        "settlement_source": "wunderground",
+        "settlement_station_code": "RPLL",
+        "settlement_station_label": "Manila/Ninoy Aquino International Airport Station",
+        "settlement_url": "https://www.wunderground.com/history/daily/ph/manila/RPLL",
+        "tz_offset": 28800,
+        "use_fahrenheit": False,
+        "is_major": True,
+        "risk_level": "medium",
+        "risk_emoji": "🟡",
+        "airport_name": "尼诺伊·阿基诺国际机场",
+        "distance_km": 10.0,
+        "warning": "市场现按 Wunderground 尼诺伊·阿基诺国际机场站整度°C口径结算；海风、湿热与午后对流会压缩日最高温窗口。",
+    },
+    "karachi": {
+        "name": "Karachi",
+        "lat": 24.9065,
+        "lon": 67.1608,
+        "icao": "OPKC",
+        "settlement_source": "wunderground",
+        "settlement_station_code": "OPKC",
+        "settlement_station_label": "Karachi/Jinnah International Airport Station",
+        "settlement_url": "https://www.wunderground.com/history/daily/pk/karachi/OPKC",
+        "tz_offset": 18000,
+        "use_fahrenheit": False,
+        "is_major": True,
+        "risk_level": "medium",
+        "risk_emoji": "🟡",
+        "airport_name": "真纳国际机场",
+        "distance_km": 15.0,
+        "min_plausible_metar_temp_c": 5.0,
+        "warning": "市场现按 Wunderground 真纳国际机场站整度°C口径结算；海风锋、干热输送与尘霾会影响峰值兑现时间。",
+    },
+    "masroor air base": {
+        "name": "Masroor Air Base",
+        "lat": 24.8936,
+        "lon": 66.9388,
+        "icao": "OPMR",
+        "settlement_station_code": "OPMR",
+        "settlement_station_label": "Masroor Air Base METAR",
+        "tz_offset": 18000,
+        "use_fahrenheit": False,
+        "is_major": False,
+        "risk_level": "medium",
+        "risk_emoji": "🟡",
+        "airport_name": "Masroor Air Base",
+        "distance_km": 0.0,
+        "min_plausible_metar_temp_c": 5.0,
+        "warning": "军事机场 METAR 锚点；公开报文可能不连续，若 OPMR 缺报则不要自动替换为 OPKC 结算口径。",
+    },
    "tokyo": {
        "name": "Tokyo",
        "lat": 35.5523,
@@ -777,6 +831,9 @@ ALIASES = {
    "sg": "singapore", "tok": "tokyo", "tyo": "tokyo",
    "kul": "kuala lumpur", "wmkk": "kuala lumpur", "sepang": "kuala lumpur",
    "jkt": "jakarta", "wihh": "jakarta", "halim": "jakarta",
+    "mnl": "manila", "manila": "manila", "rpll": "manila",
+    "khi": "karachi", "karachi": "karachi", "opkc": "karachi", "jinnah": "karachi",
+    "opmr": "masroor air base", "masroor": "masroor air base", "masroor airbase": "masroor air base",
    "hel": "helsinki", "efhk": "helsinki", "vantaa": "helsinki",
    "ams": "amsterdam", "eham": "amsterdam", "schiphol": "amsterdam",
    "pty": "panama city", "mpmg": "panama city", "panamacity": "panama city",
@@ -820,6 +877,13 @@ ALIASES = {
    "吉隆坡": "kuala lumpur",
    "雅加达": "jakarta",
    "雅加達": "jakarta",
+    "马尼拉": "manila",
+    "馬尼拉": "manila",
+    "卡拉奇": "karachi",
+    "马斯鲁尔": "masroor air base",
+    "馬斯魯爾": "masroor air base",
+    "马斯鲁尔空军基地": "masroor air base",
+    "馬斯魯爾空軍基地": "masroor air base",
    "东京": "tokyo",
    "東京": "tokyo",
    "特拉维夫": "tel aviv",
@@ -12,6 +12,45 @@ from src.utils.metrics import record_source_call


 class MetarSourceMixin:
+    def _get_min_plausible_metar_temp_c(
+        self, city: str, icao: Optional[str] = None
+    ) -> Optional[float]:
+        normalized = str(city or "").strip().lower()
+        city_meta = (getattr(self, "CITY_REGISTRY", {}) or {}).get(normalized) or {}
+        if not city_meta and icao:
+            icao_upper = str(icao or "").strip().upper()
+            for candidate in (getattr(self, "CITY_REGISTRY", {}) or {}).values():
+                if str(candidate.get("icao") or "").strip().upper() == icao_upper:
+                    city_meta = candidate
+                    break
+        raw = city_meta.get("min_plausible_metar_temp_c")
+        try:
+            value = float(raw)
+        except (TypeError, ValueError):
+            return None
+        return value if value > -80 else None
+
+    def _is_plausible_metar_temp_c(
+        self, temp_c: object, city: str, icao: Optional[str] = None
+    ) -> bool:
+        try:
+            value = float(temp_c)
+        except (TypeError, ValueError):
+            return False
+        minimum = self._get_min_plausible_metar_temp_c(city, icao)
+        if minimum is None:
+            return True
+        if value < minimum:
+            logger.warning(
+                "Discarding implausible METAR temperature city={} icao={} temp_c={} min_c={}",
+                city,
+                icao,
+                value,
+                minimum,
+            )
+            return False
+        return True
+
    def get_icao_code(self, city: str) -> Optional[str]:
        """根据城市名获取对应的 ICAO 机场代码"""
        normalized = city.lower().strip()
@@ -44,26 +83,52 @@ class MetarSourceMixin:

        try:
            url = "https://aviationweather.gov/api/data/metar"
-            params = {
-                "ids": icao,
-                "format": "json",
-                "hours": 24,
-                "_t": int(time.time()),
-            }
-            response = self.session.get(url, params=params, timeout=self.timeout)
-            response.raise_for_status()
+            history_hours = 24
+
+            def _request_metar_records(hours: int, timeout: float) -> list:
+                response = self._http_get(
+                    url,
+                    params={
+                        "ids": icao,
+                        "format": "json",
+                        "hours": hours,
+                    },
+                    timeout=timeout,
+                )
+                response.raise_for_status()
+                payload = response.json()
+                return payload if isinstance(payload, list) else []
+
+            try:
+                data = _request_metar_records(
+                    history_hours,
+                    getattr(self, "metar_timeout_sec", self.timeout),
+                )
+            except httpx.HTTPError as primary_exc:
+                history_hours = 2
+                logger.warning(
+                    f"METAR {icao} 24h 请求失败，尝试 latest fallback: {primary_exc}"
+                )
+                try:
+                    data = _request_metar_records(
+                        history_hours,
+                        getattr(self, "metar_latest_timeout_sec", 2.5),
+                    )
+                except httpx.HTTPError:
+                    raise primary_exc

-            data = response.json()
            if not data:
                return None

            latest = data[0]
            temp_c = latest.get("temp")
+            if temp_c is not None and not self._is_plausible_metar_temp_c(temp_c, city, icao):
+                temp_c = None
            dewp_c = latest.get("dewp")

            def _parse_rawob_time(obs):
                raw = obs.get("rawOb", "")
-                match = re.search(r"(\d{2})(\d{2})(\d{2})Z", raw)
+                match = re.search(r"\b(\d{2})(\d{2})(\d{2})Z\b", raw)
                if match:
                    _day, hour, minute = (
                        int(match.group(1)),
@@ -112,7 +177,11 @@ class MetarSourceMixin:
                try:
                    if obs_dt_iter >= utc_midnight:
                        temp_value = obs.get("temp")
-                        if temp_value is not None and temp_value > max_so_far_c:
+                        if (
+                            temp_value is not None
+                            and self._is_plausible_metar_temp_c(temp_value, city, icao)
+                            and temp_value > max_so_far_c
+                        ):
                            max_so_far_c = temp_value
                            local_report = obs_dt_iter + timedelta(seconds=utc_offset)
                            max_temp_time = local_report.strftime("%H:%M")
@@ -133,7 +202,11 @@ class MetarSourceMixin:
            for index, obs in enumerate(data):
                obs_temp = obs.get("temp")
                obs_dt_iter = _parse_rawob_time(obs)
-                if obs_temp is not None and obs_dt_iter:
+                if (
+                    obs_temp is not None
+                    and obs_dt_iter
+                    and self._is_plausible_metar_temp_c(obs_temp, city, icao)
+                ):
                    local_rt = obs_dt_iter + timedelta(seconds=utc_offset)
                    time_str = local_rt.strftime("%H:%M")
                    if obs_dt_iter >= utc_midnight:
@@ -199,11 +272,15 @@ class MetarSourceMixin:
                "today_obs": today_obs,
                "recent_obs": recent_obs_raw,
                "unit": unit,
+                "history_hours": history_hours,
            }

-            logger.info(
-                f"✈️ METAR {icao}: {temp:.1f}°{'F' if use_fahrenheit else 'C'} (obs: {obs_time})"
-            )
+            if temp is not None:
+                logger.info(
+                    f"✈️ METAR {icao}: {temp:.1f}°{'F' if use_fahrenheit else 'C'} (obs: {obs_time})"
+                )
+            else:
+                logger.info(f"✈️ METAR {icao}: temperature unavailable (obs: {obs_time})")
            with self._metar_cache_lock:
                self._metar_cache[cache_key] = {"d": result, "t": now_ts}
            record_source_call("metar", "current", "success", (time.perf_counter() - started) * 1000.0)
@@ -246,9 +323,8 @@ class MetarSourceMixin:
                "ids": icao,
                "format": "json",
                "hours": 24,
-                "_t": int(time.time()),
            }
-            response = self.session.get(
+            response = self._http_get(
                url,
                params=params,
                timeout=getattr(self, "metar_timeout_sec", self.timeout),
@@ -7,7 +7,6 @@ import time
 from loguru import logger
 from src.database.runtime_state import (
    OpenMeteoCacheRepository,
-    STATE_STORAGE_DUAL,
    STATE_STORAGE_SQLITE,
    get_state_storage_mode,
 )
@@ -77,7 +76,7 @@ class OpenMeteoCacheMixin:
            self._disk_cache_last_mtime = current_mtime
            if loaded:
                logger.info(f"✅ 从磁盘加载 Open-Meteo 缓存 {loaded} 条 ({self._disk_cache_path})")
-            if mode == STATE_STORAGE_DUAL:
+            if mode == STATE_STORAGE_SQLITE:
                try:
                    _open_meteo_cache_repo.replace_payload(saved, self._disk_cache_max_age_sec)
                except Exception as exc:
@@ -124,7 +123,7 @@ class OpenMeteoCacheMixin:
                "multi_model": multi_model_snapshot,
                "saved_at": time.time(),
            }
-            if mode in {STATE_STORAGE_DUAL, STATE_STORAGE_SQLITE}:
+            if mode == STATE_STORAGE_SQLITE:
                _open_meteo_cache_repo.replace_payload(payload, self._disk_cache_max_age_sec)
                self._disk_cache_last_mtime = _open_meteo_cache_repo.latest_updated_at()
            if mode != STATE_STORAGE_SQLITE:
@@ -12,7 +12,6 @@ from loguru import logger

 from src.database.runtime_state import (
    OfficialIntradayObservationRepository,
-    STATE_STORAGE_DUAL,
    STATE_STORAGE_SQLITE,
    get_state_storage_mode,
 )
@@ -183,7 +182,7 @@ class SettlementSourceMixin:
        date_str = local_dt.strftime("%Y-%m-%d")
        time_str = local_dt.strftime("%H:%M")
        mode = get_state_storage_mode()
-        if mode not in {STATE_STORAGE_DUAL, STATE_STORAGE_SQLITE}:
+        if mode != STATE_STORAGE_SQLITE:
            return [{"time": time_str, "temp": round(float(current_temp), 1)}]

        lock = self._get_settlement_series_lock()
@@ -61,6 +61,9 @@ class WeatherDataCollector(OpenMeteoCacheMixin, SettlementSourceMixin, MetarSour
        "singapore": ["WSSS", "WSAP", "WMKK"],
        "kuala lumpur": ["WMKK", "WMSA"],
        "jakarta": ["WIHH", "WIII"],
+        "manila": ["RPLL"],
+        "karachi": ["OPKC", "OPMR"],
+        "masroor air base": ["OPMR", "OPKC"],
        "tokyo": ["RJTT", "RJAA", "RJAH", "RJTJ"],
        "tel aviv": ["LLBG"],
        "milan": ["LIMC", "LIML", "LIME", "LIPO"],
@@ -130,12 +133,22 @@ class WeatherDataCollector(OpenMeteoCacheMixin, SettlementSourceMixin, MetarSour
        self.metar_timeout_sec = max(
            2.0, float(os.getenv("POLYWEATHER_METAR_TIMEOUT_SEC", "4"))
        )
+        self.metar_latest_timeout_sec = max(
+            1.0, float(os.getenv("POLYWEATHER_METAR_LATEST_TIMEOUT_SEC", "2.5"))
+        )
        self.metar_cluster_timeout_sec = max(
            2.0, float(os.getenv("POLYWEATHER_METAR_CLUSTER_TIMEOUT_SEC", "3.5"))
        )
+        self.user_agent = str(
+            os.getenv(
+                "POLYWEATHER_USER_AGENT",
+                "PolyWeather/1.0 (+https://polyweather-pro.vercel.app)",
+            )
+        ).strip()
        self.session = httpx.Client(
            timeout=self.timeout,
            follow_redirects=True,
+            headers={"User-Agent": self.user_agent},
            limits=httpx.Limits(max_connections=50, max_keepalive_connections=20),
        )
        self.open_meteo_cache_ttl_sec = int(
@@ -235,6 +248,7 @@ class WeatherDataCollector(OpenMeteoCacheMixin, SettlementSourceMixin, MetarSour
                timeout=self.timeout,
                follow_redirects=True,
                proxy=proxy,
+                headers={"User-Agent": self.user_agent},
                limits=httpx.Limits(max_connections=50, max_keepalive_connections=20),
            )
            logger.info(f"正在使用天气数据代理: {proxy}")
@@ -597,6 +611,18 @@ class WeatherDataCollector(OpenMeteoCacheMixin, SettlementSourceMixin, MetarSour
            "jakarta": "Jakarta",
            "雅加达": "Jakarta",
            "雅加達": "Jakarta",
+            "manila": "Manila",
+            "rpll": "Manila",
+            "马尼拉": "Manila",
+            "馬尼拉": "Manila",
+            "karachi": "Karachi",
+            "opkc": "Karachi",
+            "卡拉奇": "Karachi",
+            "masroor": "Masroor Air Base",
+            "masroor air base": "Masroor Air Base",
+            "opmr": "Masroor Air Base",
+            "马斯鲁尔": "Masroor Air Base",
+            "馬斯魯爾": "Masroor Air Base",
            "helsinki": "Helsinki",
            "vantaa": "Helsinki",
            "赫尔辛基": "Helsinki",
@@ -182,6 +182,64 @@ class DBManager:
                    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
                )
            """)
+            conn.execute("""
+                CREATE TABLE IF NOT EXISTS city_summary_cache (
+                    city TEXT PRIMARY KEY,
+                    payload_json TEXT NOT NULL,
+                    updated_at TEXT NOT NULL,
+                    updated_at_ts REAL NOT NULL,
+                    version TEXT,
+                    source_fingerprint TEXT
+                )
+            """)
+            conn.execute("""
+                CREATE TABLE IF NOT EXISTS city_panel_cache (
+                    city TEXT PRIMARY KEY,
+                    payload_json TEXT NOT NULL,
+                    updated_at TEXT NOT NULL,
+                    updated_at_ts REAL NOT NULL,
+                    version TEXT,
+                    source_fingerprint TEXT
+                )
+            """)
+            conn.execute("""
+                CREATE TABLE IF NOT EXISTS city_nearby_cache (
+                    city TEXT PRIMARY KEY,
+                    payload_json TEXT NOT NULL,
+                    updated_at TEXT NOT NULL,
+                    updated_at_ts REAL NOT NULL,
+                    version TEXT,
+                    source_fingerprint TEXT
+                )
+            """)
+            conn.execute("""
+                CREATE TABLE IF NOT EXISTS city_market_cache (
+                    city TEXT PRIMARY KEY,
+                    payload_json TEXT NOT NULL,
+                    updated_at TEXT NOT NULL,
+                    updated_at_ts REAL NOT NULL,
+                    version TEXT,
+                    source_fingerprint TEXT
+                )
+            """)
+            conn.execute("""
+                CREATE TABLE IF NOT EXISTS city_history_preview_cache (
+                    city TEXT PRIMARY KEY,
+                    payload_json TEXT NOT NULL,
+                    updated_at TEXT NOT NULL,
+                    updated_at_ts REAL NOT NULL,
+                    version TEXT,
+                    source_fingerprint TEXT
+                )
+            """)
+            conn.execute("""
+                CREATE TABLE IF NOT EXISTS cache_refresh_locks (
+                    cache_key TEXT PRIMARY KEY,
+                    locked_until_ts REAL NOT NULL,
+                    owner TEXT NOT NULL,
+                    updated_at TEXT NOT NULL
+                )
+            """)
            conn.execute("""
                CREATE TABLE IF NOT EXISTS payment_audit_events (
                    id INTEGER PRIMARY KEY AUTOINCREMENT,
@@ -247,6 +305,151 @@ class DBManager:
            conn.commit()
            logger.info(f"Database initialized successfully path={self.db_path}")

+    def _cache_table_name(self, kind: str) -> Optional[str]:
+        normalized = str(kind or "").strip().lower()
+        if normalized == "summary":
+            return "city_summary_cache"
+        if normalized == "panel":
+            return "city_panel_cache"
+        if normalized == "nearby":
+            return "city_nearby_cache"
+        if normalized == "market":
+            return "city_market_cache"
+        if normalized == "history_preview":
+            return "city_history_preview_cache"
+        return None
+
+    def get_city_cache(self, kind: str, city: str) -> Optional[Dict[str, Any]]:
+        table = self._cache_table_name(kind)
+        normalized_city = str(city or "").strip().lower()
+        if not table or not normalized_city:
+            return None
+        with self._get_connection() as conn:
+            conn.row_factory = sqlite3.Row
+            row = conn.execute(
+                f"""
+                SELECT city, payload_json, updated_at, updated_at_ts, version, source_fingerprint
+                FROM {table}
+                WHERE city = ?
+                LIMIT 1
+                """,
+                (normalized_city,),
+            ).fetchone()
+        if not row:
+            return None
+        try:
+            payload = json.loads(str(row["payload_json"] or "{}"))
+        except Exception:
+            return None
+        if not isinstance(payload, dict):
+            return None
+        return {
+            "city": str(row["city"] or normalized_city),
+            "payload": payload,
+            "updated_at": str(row["updated_at"] or ""),
+            "updated_at_ts": float(row["updated_at_ts"] or 0.0),
+            "version": str(row["version"] or ""),
+            "source_fingerprint": str(row["source_fingerprint"] or ""),
+        }
+
+    def set_city_cache(
+        self,
+        kind: str,
+        city: str,
+        payload: Dict[str, Any],
+        *,
+        version: str = "v1",
+        source_fingerprint: Optional[str] = None,
+    ) -> None:
+        table = self._cache_table_name(kind)
+        normalized_city = str(city or "").strip().lower()
+        if not table or not normalized_city or not isinstance(payload, dict):
+            return
+        now = datetime.now().isoformat()
+        now_ts = datetime.now().timestamp()
+        with self._get_connection() as conn:
+            conn.execute(
+                f"""
+                INSERT INTO {table} (
+                    city,
+                    payload_json,
+                    updated_at,
+                    updated_at_ts,
+                    version,
+                    source_fingerprint
+                )
+                VALUES (?, ?, ?, ?, ?, ?)
+                ON CONFLICT(city) DO UPDATE SET
+                    payload_json = excluded.payload_json,
+                    updated_at = excluded.updated_at,
+                    updated_at_ts = excluded.updated_at_ts,
+                    version = excluded.version,
+                    source_fingerprint = excluded.source_fingerprint
+                """,
+                (
+                    normalized_city,
+                    json.dumps(payload, ensure_ascii=False),
+                    now,
+                    now_ts,
+                    str(version or "v1"),
+                    str(source_fingerprint or ""),
+                ),
+            )
+            conn.commit()
+
+    def acquire_cache_refresh_lock(
+        self,
+        cache_key: str,
+        *,
+        ttl_sec: int = 120,
+        owner: Optional[str] = None,
+    ) -> Optional[str]:
+        normalized_key = str(cache_key or "").strip().lower()
+        if not normalized_key:
+            return None
+        lock_owner = str(owner or "").strip() or hashlib.sha1(
+            f"{normalized_key}:{datetime.now().timestamp()}".encode("utf-8")
+        ).hexdigest()[:12]
+        now_ts = datetime.now().timestamp()
+        locked_until_ts = now_ts + max(15, int(ttl_sec or 120))
+        updated_at = datetime.now().isoformat()
+        with self._get_connection() as conn:
+            cursor = conn.execute(
+                """
+                INSERT INTO cache_refresh_locks (cache_key, locked_until_ts, owner, updated_at)
+                VALUES (?, ?, ?, ?)
+                ON CONFLICT(cache_key) DO UPDATE SET
+                    locked_until_ts = excluded.locked_until_ts,
+                    owner = excluded.owner,
+                    updated_at = excluded.updated_at
+                WHERE cache_refresh_locks.locked_until_ts < ?
+                """,
+                (
+                    normalized_key,
+                    locked_until_ts,
+                    lock_owner,
+                    updated_at,
+                    now_ts,
+                ),
+            )
+            conn.commit()
+        return lock_owner if int(cursor.rowcount or 0) > 0 else None
+
+    def release_cache_refresh_lock(self, cache_key: str, owner: str) -> None:
+        normalized_key = str(cache_key or "").strip().lower()
+        normalized_owner = str(owner or "").strip()
+        if not normalized_key or not normalized_owner:
+            return
+        with self._get_connection() as conn:
+            conn.execute(
+                """
+                DELETE FROM cache_refresh_locks
+                WHERE cache_key = ? AND owner = ?
+                """,
+                (normalized_key, normalized_owner),
+            )
+            conn.commit()
+
    def get_payment_runtime_state(self, state_key: str) -> Optional[Dict[str, Any]]:
        key = str(state_key or "").strip()
        if not key:
@@ -16,9 +16,9 @@ from src.database.db_manager import DBManager
 STATE_STORAGE_FILE = "file"
 STATE_STORAGE_DUAL = "dual"
 STATE_STORAGE_SQLITE = "sqlite"
+DEFAULT_STATE_STORAGE_MODE = STATE_STORAGE_SQLITE
 VALID_STATE_STORAGE_MODES = {
    STATE_STORAGE_FILE,
-    STATE_STORAGE_DUAL,
    STATE_STORAGE_SQLITE,
 }

@@ -26,12 +26,17 @@ _LOGGED_MODES: set[str] = set()


 def get_state_storage_mode() -> str:
-    raw = str(os.getenv("POLYWEATHER_STATE_STORAGE_MODE") or STATE_STORAGE_DUAL).strip().lower()
+    raw = str(os.getenv("POLYWEATHER_STATE_STORAGE_MODE") or DEFAULT_STATE_STORAGE_MODE).strip().lower()
+    if raw == STATE_STORAGE_DUAL:
+        logger.warning(
+            f"POLYWEATHER_STATE_STORAGE_MODE={STATE_STORAGE_DUAL!r} is deprecated, normalize to {STATE_STORAGE_SQLITE}"
+        )
+        raw = STATE_STORAGE_SQLITE
    if raw not in VALID_STATE_STORAGE_MODES:
        logger.warning(
-            f"invalid POLYWEATHER_STATE_STORAGE_MODE={raw!r}, fallback to {STATE_STORAGE_DUAL}"
+            f"invalid POLYWEATHER_STATE_STORAGE_MODE={raw!r}, fallback to {DEFAULT_STATE_STORAGE_MODE}"
        )
-        raw = STATE_STORAGE_DUAL
+        raw = DEFAULT_STATE_STORAGE_MODE
    if raw not in _LOGGED_MODES:
        logger.info(f"runtime state storage mode={raw}")
        _LOGGED_MODES.add(raw)
@@ -289,13 +289,17 @@ def build_training_samples(
    history_data: Optional[Dict[str, Any]] = None,
    snapshot_index: Optional[Dict[Tuple[str, str], Dict[str, Any]]] = None,
 ) -> List[Dict[str, Any]]:
+    mode = get_state_storage_mode()
    if isinstance(history_data, dict):
        runtime_history = history_data
-    elif get_state_storage_mode() == STATE_STORAGE_SQLITE:
+    elif mode == STATE_STORAGE_SQLITE:
        runtime_history = DailyRecordRepository().load_all()
    else:
        runtime_history = load_history(_history_file_path())
-    if get_state_storage_mode() == STATE_STORAGE_SQLITE:
+    if isinstance(history_data, dict):
+        truth_history = runtime_history
+        training_feature_history = {}
+    elif mode == STATE_STORAGE_SQLITE:
        truth_history = TruthRecordRepository().load_all()
        training_feature_history = TrainingFeatureRecordRepository().load_all()
    else:
@@ -208,7 +208,7 @@ def get_prewarm_runtime_summary() -> Dict[str, Any]:
        "interval_sec": interval_sec,
        "jitter_sec": jitter_sec,
        "include_detail": _truthy_env("POLYWEATHER_PREWARM_INCLUDE_DETAIL", True),
-        "include_market": _truthy_env("POLYWEATHER_PREWARM_INCLUDE_MARKET", True),
+        "include_market": _truthy_env("POLYWEATHER_PREWARM_INCLUDE_MARKET", False),
        "force_refresh": _truthy_env("POLYWEATHER_PREWARM_FORCE_REFRESH", False),
        "thread_alive": bool(_WORKER_THREAD and _WORKER_THREAD.is_alive()) or shared_alive,
        "heartbeat_age_sec": None if heartbeat_age_sec is None else round(heartbeat_age_sec, 2),
@@ -380,7 +380,7 @@ def start_prewarm_worker_thread() -> Optional[threading.Thread]:
    jitter_sec = int(os.getenv("POLYWEATHER_PREWARM_JITTER_SEC", "20"))
    force_refresh = str(os.getenv("POLYWEATHER_PREWARM_FORCE_REFRESH") or "").strip().lower() in {"1", "true", "yes", "on"}
    include_detail = str(os.getenv("POLYWEATHER_PREWARM_INCLUDE_DETAIL", "true")).strip().lower() in {"1", "true", "yes", "on"}
-    include_market = str(os.getenv("POLYWEATHER_PREWARM_INCLUDE_MARKET", "true")).strip().lower() in {"1", "true", "yes", "on"}
+    include_market = str(os.getenv("POLYWEATHER_PREWARM_INCLUDE_MARKET", "false")).strip().lower() in {"1", "true", "yes", "on"}

    thread = threading.Thread(
        target=run_worker_loop,
@@ -10,7 +10,6 @@ from typing import Any, Dict, List, Optional, Tuple
 from loguru import logger

 from src.database.runtime_state import (
-    STATE_STORAGE_DUAL,
    STATE_STORAGE_SQLITE,
    TelegramAlertStateRepository,
    get_state_storage_mode,
@@ -208,11 +207,6 @@ def _load_state(path: str) -> Dict[str, Any]:
        except Exception as exc:
            logger.error(f"failed to load telegram push state from sqlite: {exc}")
    if not os.path.exists(path):
-        if mode == STATE_STORAGE_DUAL:
-            try:
-                return _telegram_state_repo.load_state()
-            except Exception:
-                return {"last_by_city": {}, "by_signature": {}}
        return {"last_by_city": {}, "by_signature": {}}
    try:
        with open(path, "r", encoding="utf-8") as fh:
@@ -228,7 +222,7 @@ def _load_state(path: str) -> Dict[str, Any]:

 def _save_state(path: str, state: Dict[str, Any]) -> None:
    mode = get_state_storage_mode()
-    if mode in {STATE_STORAGE_DUAL, STATE_STORAGE_SQLITE}:
+    if mode == STATE_STORAGE_SQLITE:
        _telegram_state_repo.save_state(state)
    if mode == STATE_STORAGE_SQLITE:
        return
@@ -1,5 +1,21 @@
 from src.data_collection.country_networks import build_country_network_snapshot
-from web.analysis_service import _build_city_detail_payload
+from src.data_collection.city_registry import ALIASES, CITY_REGISTRY
+from web.analysis_service import _build_city_detail_payload, _build_intraday_meteorology
+from web.core import CITIES
+
+
+def test_new_south_asia_city_registry_entries_are_wired():
+    assert CITY_REGISTRY["manila"]["settlement_source"] == "wunderground"
+    assert CITY_REGISTRY["manila"]["settlement_station_code"] == "RPLL"
+    assert CITY_REGISTRY["karachi"]["settlement_source"] == "wunderground"
+    assert CITY_REGISTRY["karachi"]["settlement_station_code"] == "OPKC"
+    assert CITY_REGISTRY["masroor air base"]["icao"] == "OPMR"
+    assert ALIASES["rpll"] == "manila"
+    assert ALIASES["opkc"] == "karachi"
+    assert ALIASES["opmr"] == "masroor air base"
+    assert CITIES["manila"]["lat"] == CITY_REGISTRY["manila"]["lat"]
+    assert CITIES["karachi"]["lon"] == CITY_REGISTRY["karachi"]["lon"]
+    assert CITIES["masroor air base"]["settlement_source"] == "metar"


 def test_turkey_mgm_provider_returns_official_nearby_rows():
@@ -186,3 +202,91 @@ def test_city_detail_payload_exposes_airport_and_official_network_layers():
    assert payload["official"]["airport_primary"]["source_code"] == "metar"
    assert payload["official"]["official_nearby"][0]["source_code"] == "mgm"
    assert payload["settlement_station"]["settlement_station_code"] == "LTAC"
+
+
+def test_intraday_meteorology_supportive_heating_case():
+    payload = _build_intraday_meteorology(
+        {
+            "local_time": "12:04",
+            "temp_symbol": "°C",
+            "current": {"temp": 38.2, "max_so_far": 38.2},
+            "deb": {"prediction": 40.4},
+            "probabilities": {"distribution": [{"value": 40, "probability": 0.42}]},
+            "peak": {"first_h": 14, "last_h": 15, "status": "before"},
+            "deviation_monitor": {"direction": "hot", "severity": "strong", "current_delta": 1.9},
+            "vertical_profile_signal": {
+                "heating_setup": "supportive",
+                "summary_zh": "混合层偏深，仍支持午后继续升温。",
+            },
+            "taf": {"signal": {"available": True, "suppression_level": "low", "summary_zh": "TAF 暂未提示强云雨压温。"}},
+        }
+    )
+
+    assert "上修空间" in payload["headline"]
+    assert "upside" in payload["headline_en"].lower()
+    assert payload["confidence"] == "high"
+    assert payload["base_case_bucket"] == "40°C"
+    assert payload["next_observation_time"] == "12:30"
+    assert any(item["direction"] == "support" for item in payload["signal_contributions"])
+    assert all(item.get("summary_en") for item in payload["signal_contributions"])
+
+
+def test_intraday_meteorology_suppressed_cloud_rain_case():
+    payload = _build_intraday_meteorology(
+        {
+            "local_time": "13:10",
+            "temp_symbol": "°C",
+            "current": {"temp": 36.0, "max_so_far": 36.5},
+            "deb": {"prediction": 40.2},
+            "probabilities": {"distribution": [{"value": 40, "probability": 0.35}]},
+            "peak": {"first_h": 14, "last_h": 15, "status": "before"},
+            "deviation_monitor": {"direction": "cold", "severity": "strong", "current_delta": -2.0},
+            "vertical_profile_signal": {"heating_setup": "suppressed", "suppression_risk": "high"},
+            "taf": {"signal": {"available": True, "suppression_level": "high", "disruption_level": "high"}},
+        }
+    )
+
+    assert "压制" in payload["headline"]
+    assert "capping" in payload["headline_en"].lower()
+    assert payload["confidence"] == "high"
+    assert any("云雨" in rule for rule in payload["invalidation_rules"])
+    assert any("cloud" in rule.lower() for rule in payload["invalidation_rules_en"])
+    assert any(item["direction"] == "suppress" for item in payload["signal_contributions"])
+
+
+def test_intraday_meteorology_handles_sparse_observations():
+    payload = _build_intraday_meteorology(
+        {
+            "local_time": "08:00",
+            "temp_symbol": "°C",
+            "current": {},
+            "probabilities": {"distribution": []},
+            "peak": {},
+            "taf": {},
+            "vertical_profile_signal": {},
+        }
+    )
+
+    assert payload["confidence"] == "low"
+    assert payload["next_observation_time"] == "08:30"
+    assert payload["signal_contributions"][0]["label"] == "数据完整性"
+    assert payload["signal_contributions"][0]["label_en"] == "Data completeness"
+
+
+def test_intraday_meteorology_past_peak_case():
+    payload = _build_intraday_meteorology(
+        {
+            "local_time": "17:20",
+            "temp_symbol": "°C",
+            "current": {"temp": 33.0, "max_so_far": 39.0},
+            "probabilities": {"distribution": [{"value": 39, "probability": 0.5}]},
+            "peak": {"first_h": 13, "last_h": 15, "status": "past"},
+            "deviation_monitor": {"direction": "normal", "severity": "normal", "current_delta": 0.1},
+        }
+    )
+
+    assert "峰值窗口已过" in payload["headline"]
+    assert "passed" in payload["headline_en"].lower()
+    assert payload["base_case_bucket"] == "39°C"
+    assert any("最终高点" in rule for rule in payload["invalidation_rules"])
+    assert any("final" in rule.lower() for rule in payload["invalidation_rules_en"])
@@ -134,7 +134,7 @@ def test_payment_runtime_endpoint_returns_shape():
    assert 'recent_audit_events' in payload


-def test_auth_me_auto_reconciles_missing_subscription(monkeypatch):
+def test_auth_me_does_not_reconcile_on_status_probe(monkeypatch):
    monkeypatch.setattr(routes, "_assert_entitlement", lambda request: None)

    def _bind_identity(request):
@@ -147,11 +147,10 @@ def test_auth_me_auto_reconciles_missing_subscription(monkeypatch):
    monkeypatch.setattr(routes.SUPABASE_ENTITLEMENT, "enabled", True)

    calls = {"count": 0}
+    reconcile_calls = {"count": 0}

    def _latest_subscription(user_id, respect_requirement=False):
        calls["count"] += 1
-        if calls["count"] == 1:
-            return None
        return {
            "plan_code": "pro_monthly",
            "starts_at": "2026-03-22T00:00:00+00:00",
@@ -164,10 +163,15 @@ def test_auth_me_auto_reconciles_missing_subscription(monkeypatch):
        _latest_subscription,
    )
    monkeypatch.setattr(routes.PAYMENT_CHECKOUT, "enabled", True)
+
+    def _reconcile_latest_intent(user_id):
+        reconcile_calls["count"] += 1
+        return {"ok": True, "action": "reconciled_confirmed_intent"}
+
    monkeypatch.setattr(
        routes.PAYMENT_CHECKOUT,
        "reconcile_latest_intent",
-        lambda user_id: {"ok": True, "action": "reconciled_confirmed_intent"},
+        _reconcile_latest_intent,
    )

    response = client.get("/api/auth/me")
@@ -176,6 +180,7 @@ def test_auth_me_auto_reconciles_missing_subscription(monkeypatch):
    payload = response.json()
    assert payload["subscription_active"] is True
    assert payload["subscription_plan_code"] == "pro_monthly"
+    assert reconcile_calls["count"] == 0


 def test_ops_memberships_prefers_supabase_auth_email(monkeypatch):
@@ -30,6 +30,7 @@ from src.analysis.deb_algorithm import calculate_dynamic_weights
 from src.analysis.settlement_rounding import apply_city_settlement
 from src.data_collection.country_networks import build_country_network_snapshot
 from src.data_collection.city_registry import ALIASES, CITY_REGISTRY
+from src.data_collection.nmc_sources import NMC_CITY_REFERENCES
 from src.models.lgbm_daily_high import predict_lgbm_daily_high

 TURKISH_MGM_CITIES = {"ankara", "istanbul"}
@@ -52,6 +53,51 @@ _GROQ_COMMENTARY_CACHE_TTL_SEC = int(
 )


+def _format_observation_time_local(value: Any, utc_offset: int) -> str:
+    raw = str(value or "").strip()
+    if not raw:
+        return ""
+    if "T" in raw:
+        try:
+            dt = datetime.fromisoformat(raw.replace("Z", "+00:00"))
+            if dt.tzinfo is None:
+                dt = dt.replace(tzinfo=timezone.utc)
+            return dt.astimezone(timezone(timedelta(seconds=utc_offset))).strftime("%H:%M")
+        except Exception:
+            pass
+    match = re.search(r"(\d{1,2}):(\d{2})", raw)
+    if match:
+        return f"{int(match.group(1)):02d}:{match.group(2)}"
+    return raw[:16]
+
+
+def _fetch_nmc_current_fallback(city: str, *, use_fahrenheit: bool) -> Dict[str, Any]:
+    city_key = str(city or "").strip().lower()
+    if city_key not in NMC_CITY_REFERENCES:
+        return {}
+    try:
+        payload = _weather.fetch_nmc_region_current(
+            city_key,
+            use_fahrenheit=use_fahrenheit,
+        )
+        return payload if isinstance(payload, dict) else {}
+    except Exception as exc:
+        logger.debug("NMC current fallback failed city={}: {}", city_key, exc)
+        return {}
+
+
+def _is_plausible_city_temp(city: str, value: Any, unit: str = "°C") -> bool:
+    temp = _sf(value)
+    if temp is None:
+        return False
+    meta = CITY_REGISTRY.get(str(city or "").strip().lower(), {}) or {}
+    min_c = _sf(meta.get("min_plausible_metar_temp_c"))
+    if min_c is None:
+        return True
+    min_value = min_c * 9 / 5 + 32 if str(unit or "").upper().endswith("F") else min_c
+    return temp >= min_value
+
+
 def _record_analysis_cache_event(*, city: str, hit: bool, force_refresh: bool) -> None:
    now = datetime.now(timezone.utc).isoformat()
    with _ANALYSIS_CACHE_STATS_LOCK:
@@ -1084,6 +1130,338 @@ def _build_taf_signal(
    }


+def _clock_minutes(value: Any) -> Optional[int]:
+    text = str(value or "").strip()
+    match = re.search(r"\b(\d{1,2}):(\d{2})\b", text)
+    if not match:
+        return None
+    hour = int(match.group(1))
+    minute = int(match.group(2))
+    if hour < 0 or hour > 23 or minute < 0 or minute > 59:
+        return None
+    return hour * 60 + minute
+
+
+def _format_clock_minutes(value: int) -> str:
+    value = max(0, min(23 * 60 + 59, int(value)))
+    return f"{value // 60:02d}:{value % 60:02d}"
+
+
+def _next_observation_clock(local_time: Any) -> str:
+    minutes = _clock_minutes(local_time)
+    if minutes is None:
+        return "--"
+    next_slot = ((minutes // 30) + 1) * 30
+    if next_slot > 23 * 60 + 59:
+        return "23:59"
+    return _format_clock_minutes(next_slot)
+
+
+def _bucket_label_from_value(value: Optional[float], unit: str) -> Optional[str]:
+    if value is None:
+        return None
+    try:
+        return f"{int(round(float(value)))}{unit or '°C'}"
+    except Exception:
+        return None
+
+
+def _top_probability_bucket(distribution: Any) -> Optional[Dict[str, Any]]:
+    if not isinstance(distribution, list):
+        return None
+    candidates = [row for row in distribution if isinstance(row, dict)]
+    if not candidates:
+        return None
+    return max(candidates, key=lambda row: _sf(row.get("probability")) or -1.0)
+
+
+def _bucket_label(row: Optional[Dict[str, Any]], unit: str) -> Optional[str]:
+    if not isinstance(row, dict):
+        return None
+    for key in ("label", "bucket", "range"):
+        raw = str(row.get(key) or "").strip()
+        if raw:
+            return raw
+    return _bucket_label_from_value(_sf(row.get("value")), unit)
+
+
+def _add_signal(
+    signals: list,
+    *,
+    label: str,
+    direction: str,
+    strength: str,
+    summary: str,
+    label_en: Optional[str] = None,
+    summary_en: Optional[str] = None,
+) -> None:
+    signals.append(
+        {
+            "label": label,
+            "label_en": label_en or label,
+            "direction": direction,
+            "strength": strength,
+            "summary": summary,
+            "summary_en": summary_en or summary,
+        }
+    )
+
+
+def _build_intraday_meteorology(data: Dict[str, Any]) -> Dict[str, Any]:
+    """Build a paid-product intraday meteorology read from existing layers."""
+    current = data.get("current") or {}
+    probabilities = data.get("probabilities") or {}
+    distribution = probabilities.get("distribution") or []
+    top_bucket = _top_probability_bucket(distribution)
+    unit = str(data.get("temp_symbol") or "°C")
+    deb = data.get("deb") or {}
+    peak = data.get("peak") or {}
+    deviation = data.get("deviation_monitor") or {}
+    taf_signal = (
+        ((data.get("taf") or {}).get("signal") or {})
+        if isinstance(data.get("taf"), dict)
+        else {}
+    )
+    vertical = data.get("vertical_profile_signal") or {}
+
+    current_temp = _sf(current.get("temp"))
+    max_so_far = _sf(current.get("max_so_far"))
+    deb_prediction = _sf(deb.get("prediction"))
+    base_value = _sf(top_bucket.get("value")) if isinstance(top_bucket, dict) else None
+    if base_value is None:
+        base_value = deb_prediction
+    if base_value is None:
+        base_value = max_so_far if max_so_far is not None else current_temp
+
+    base_case_bucket = _bucket_label(top_bucket, unit) or _bucket_label_from_value(base_value, unit)
+    upside_bucket = _bucket_label_from_value(base_value + 1.0, unit) if base_value is not None else None
+    downside_bucket = _bucket_label_from_value(base_value - 1.0, unit) if base_value is not None else None
+
+    signals: list = []
+    support_score = 0
+    suppress_score = 0
+    available_layers = 0
+
+    direction = str(deviation.get("direction") or "").lower()
+    severity = str(deviation.get("severity") or "normal").lower()
+    delta = _sf(deviation.get("current_delta"))
+    if direction:
+        available_layers += 1
+        strength = "strong" if severity == "strong" else ("medium" if severity == "light" else "weak")
+        if direction == "hot":
+            support_score += 2 if strength == "strong" else 1
+            _add_signal(
+                signals,
+                label="日内节奏",
+                label_en="Intraday pace",
+                direction="support",
+                strength=strength,
+                summary=f"实测较预期路径偏高 {abs(delta or 0):.1f}{unit}，峰值仍有上修空间。",
+                summary_en=f"Observed temperature is running {abs(delta or 0):.1f}{unit} above the expected path; the peak still has upside room.",
+            )
+        elif direction == "cold":
+            suppress_score += 2 if strength == "strong" else 1
+            _add_signal(
+                signals,
+                label="日内节奏",
+                label_en="Intraday pace",
+                direction="suppress",
+                strength=strength,
+                summary=f"实测较预期路径偏低 {abs(delta or 0):.1f}{unit}，追更高温档需要等待后续观测确认。",
+                summary_en=f"Observed temperature is running {abs(delta or 0):.1f}{unit} below the expected path; higher buckets need confirmation from later observations.",
+            )
+        else:
+            _add_signal(
+                signals,
+                label="日内节奏",
+                label_en="Intraday pace",
+                direction="neutral",
+                strength="weak",
+                summary="实测大体贴近当前预期路径，下一步主要看峰值窗口内是否继续抬升。",
+                summary_en="Observed temperature is broadly tracking the expected path; the next question is whether it keeps lifting through the peak window.",
+            )
+
+    heating_setup = str(vertical.get("heating_setup") or "").lower()
+    suppression_risk = str(vertical.get("suppression_risk") or "").lower()
+    if heating_setup or suppression_risk:
+        available_layers += 1
+        if heating_setup == "supportive":
+            support_score += 2
+            _add_signal(
+                signals,
+                label="边界层结构",
+                label_en="Boundary-layer setup",
+                direction="support",
+                strength="strong",
+                summary=str(vertical.get("summary_zh") or "边界层结构支持白天继续混合升温。"),
+                summary_en=str(vertical.get("summary_en") or "The boundary-layer setup supports continued daytime mixing and warming."),
+            )
+        elif heating_setup == "suppressed" or suppression_risk == "high":
+            suppress_score += 2
+            _add_signal(
+                signals,
+                label="边界层结构",
+                label_en="Boundary-layer setup",
+                direction="suppress",
+                strength="strong",
+                summary=str(vertical.get("summary_zh") or "边界层或云雨结构对午后峰值形成压制。"),
+                summary_en=str(vertical.get("summary_en") or "Boundary-layer or cloud/rain structure is capping the afternoon peak."),
+            )
+        else:
+            _add_signal(
+                signals,
+                label="边界层结构",
+                label_en="Boundary-layer setup",
+                direction="neutral",
+                strength="medium",
+                summary=str(vertical.get("summary_zh") or "边界层结构暂未给出单边信号。"),
+                summary_en=str(vertical.get("summary_en") or "The boundary-layer setup does not yet provide a one-sided signal."),
+            )
+
+    taf_suppression = str(taf_signal.get("suppression_level") or "").lower()
+    taf_disruption = str(taf_signal.get("disruption_level") or "").lower()
+    if taf_signal.get("available") or taf_suppression:
+        available_layers += 1
+        if taf_suppression == "high" or taf_disruption == "high":
+            suppress_score += 2
+            direction_value = "suppress"
+            strength = "strong"
+        elif taf_suppression == "medium" or taf_disruption == "medium":
+            suppress_score += 1
+            direction_value = "suppress"
+            strength = "medium"
+        else:
+            support_score += 1
+            direction_value = "support"
+            strength = "weak"
+        _add_signal(
+            signals,
+            label="TAF 云雨扰动",
+            label_en="TAF cloud/rain disruption",
+            direction=direction_value,
+            strength=strength,
+            summary=str(taf_signal.get("summary_zh") or "TAF 暂未提示强云雨压温信号。"),
+            summary_en=str(taf_signal.get("summary_en") or "TAF does not yet flag a strong cloud/rain temperature cap."),
+        )
+
+    airport_delta = _sf(data.get("airport_vs_network_delta"))
+    lead_signal = data.get("network_lead_signal") or {}
+    if airport_delta is not None:
+        available_layers += 1
+        leader = str(lead_signal.get("leader_station_label") or lead_signal.get("leader_station_code") or "").strip()
+        if airport_delta <= -0.4:
+            support_score += 1
+            _add_signal(
+                signals,
+                label="站网对比",
+                label_en="Station-network comparison",
+                direction="support",
+                strength="medium",
+                summary=f"周边站网较机场锚点偏热 {abs(airport_delta):.1f}{unit}{f'，领先点位 {leader}' if leader else ''}。",
+                summary_en=f"Nearby stations are {abs(airport_delta):.1f}{unit} warmer than the airport anchor{f'; leading site: {leader}' if leader else ''}.",
+            )
+        elif airport_delta >= 0.4:
+            suppress_score += 1
+            _add_signal(
+                signals,
+                label="站网对比",
+                label_en="Station-network comparison",
+                direction="suppress",
+                strength="medium",
+                summary=f"机场锚点较周边站网偏热 {abs(airport_delta):.1f}{unit}，继续上修需要机场自身后续报文确认。",
+                summary_en=f"The airport anchor is {abs(airport_delta):.1f}{unit} warmer than nearby stations; further upside needs confirmation from later airport reports.",
+            )
+        else:
+            _add_signal(
+                signals,
+                label="站网对比",
+                label_en="Station-network comparison",
+                direction="neutral",
+                strength="weak",
+                summary="机场锚点与周边站网基本同步，暂不构成单独上修或下修理由。",
+                summary_en="The airport anchor and nearby station network are broadly aligned, so this layer does not independently argue for upside or downside.",
+            )
+
+    peak_status = str(peak.get("status") or "").lower()
+    first_h = _sf(peak.get("first_h"))
+    last_h = _sf(peak.get("last_h"))
+    peak_window = (
+        f"{int(first_h):02d}:00-{int(last_h):02d}:59"
+        if first_h is not None and last_h is not None
+        else "--"
+    )
+    if peak_status == "past":
+        headline = "峰值窗口已过，后续更偏向确认最终高点而非继续上修。"
+        headline_en = "The peak window has passed; the read now shifts toward confirming the final high rather than chasing further upside."
+        confidence = "high" if available_layers >= 2 else "medium"
+    elif suppress_score >= support_score + 2:
+        headline = "峰值存在云雨或结构压制，当前更偏防守高温上修。"
+        headline_en = "Cloud/rain or structural suppression is capping the peak; defend against aggressive high-temperature upside for now."
+        confidence = "high" if available_layers >= 3 else "medium"
+    elif support_score >= suppress_score + 2:
+        headline = "峰值仍有上修空间，后续重点看峰值窗口内报文能否继续抬升。"
+        headline_en = "The peak still has upside room; the next check is whether reports keep lifting through the peak window."
+        confidence = "high" if available_layers >= 3 else "medium"
+    elif available_layers == 0:
+        headline = "关键日内层仍在补齐，先以观测锚点和下一次报文为主。"
+        headline_en = "Key intraday layers are still filling in; anchor the read on observations and the next report."
+        confidence = "low"
+    else:
+        headline = "当前处于分歧判断区，峰值窗口内的下一组观测将决定方向。"
+        headline_en = "The setup is in a split-decision zone; the next observations inside the peak window should decide direction."
+        confidence = "medium" if available_layers >= 2 else "low"
+
+    next_observation = _next_observation_clock(data.get("local_time") or current.get("obs_time"))
+    threshold = base_value
+    invalidation_rules = []
+    invalidation_rules_en = []
+    confirmation_rules = []
+    confirmation_rules_en = []
+    if peak_status == "past":
+        invalidation_rules.append("若后续官方结算源补录更高值，以结算源最终高点为准。")
+        invalidation_rules_en.append("If the official settlement source later backfills a higher reading, defer to the final settlement-source high.")
+        confirmation_rules.append("若峰值窗口后连续两次观测不再创新高，当前高点基本确认。")
+        confirmation_rules_en.append("If two consecutive post-peak observations fail to make a new high, the current high is broadly confirmed.")
+    else:
+        watch_clock = _format_clock_minutes(int(first_h or 13) * 60 + 30)
+        if threshold is not None:
+            invalidation_rules.append(f"{watch_clock} 前若仍未接近 {threshold:.0f}{unit}，上修路径降级。")
+            invalidation_rules_en.append(f"If observations are still not near {threshold:.0f}{unit} before {watch_clock}, downgrade the upside path.")
+            confirmation_rules.append(f"峰值窗口内任一结算源观测触达或超过 {threshold:.0f}{unit}，基准路径确认度上升。")
+            confirmation_rules_en.append(f"If any settlement-source observation reaches or exceeds {threshold:.0f}{unit} inside the peak window, confidence in the base path rises.")
+        invalidation_rules.append("若 TAF 或实况报文出现阵雨、雷暴或低云/云雨压制，高温上沿需要下调。")
+        invalidation_rules_en.append("If TAF or live reports show showers, thunderstorms, or low-cloud/cloud-rain suppression, lower the upper temperature bound.")
+        confirmation_rules.append("若实测继续贴近 DEB 曲线且云雨信号不增强，维持当前主路径。")
+        confirmation_rules_en.append("If observations keep tracking the DEB curve and cloud/rain signals do not strengthen, maintain the current main path.")
+
+    if not signals:
+        _add_signal(
+            signals,
+            label="数据完整性",
+            label_en="Data completeness",
+            direction="neutral",
+            strength="weak",
+            summary="当前缺少足够的日内结构层，等待下一次观测刷新后再提高判断权重。",
+            summary_en="There are not enough intraday structure layers yet; wait for the next observation refresh before raising confidence.",
+        )
+
+    return {
+        "headline": headline,
+        "headline_en": headline_en,
+        "confidence": confidence,
+        "base_case_bucket": base_case_bucket,
+        "upside_bucket": upside_bucket,
+        "downside_bucket": downside_bucket,
+        "next_observation_time": next_observation,
+        "peak_window": peak_window,
+        "invalidation_rules": invalidation_rules[:4],
+        "invalidation_rules_en": invalidation_rules_en[:4],
+        "confirmation_rules": confirmation_rules[:3],
+        "confirmation_rules_en": confirmation_rules_en[:3],
+        "signal_contributions": signals[:5],
+    }
+
+
 def _analyze(
    city: str,
    force_refresh: bool = False,
@@ -1176,17 +1554,45 @@ def _analyze(
    sc_cur = settlement_current.get("current", {}) if settlement_current else {}
    use_settlement_current = settlement_source in {"hko", "cwa", "noaa", "wunderground"} and bool(sc_cur)
    primary_current = sc_cur if use_settlement_current else mc
+    current_source = settlement_source
+    current_source_label = settlement_source_label
+    current_station_code = settlement_current.get("station_code")
+    current_station_name = settlement_current.get("station_name")
    cur_temp = _sf(primary_current.get("temp"))
+    if cur_temp is not None and not _is_plausible_city_temp(city, cur_temp, sym):
+        cur_temp = None
    if cur_temp is None:
        cur_temp = _sf(mc.get("temp"))
+        if cur_temp is not None and not _is_plausible_city_temp(city, cur_temp, sym):
+            cur_temp = None
    if cur_temp is None:
        cur_temp = _sf(mg_cur.get("temp"))
+        if cur_temp is not None and not _is_plausible_city_temp(city, cur_temp, sym):
+            cur_temp = None
+    if cur_temp is None:
+        nmc_fallback = _fetch_nmc_current_fallback(city, use_fahrenheit=is_f)
+        nmc_cur = nmc_fallback.get("current") or {}
+        nmc_temp = _sf(nmc_cur.get("temp"))
+        if nmc_temp is not None:
+            cur_temp = nmc_temp
+            current_source = "nmc"
+            current_source_label = "NMC"
+            current_station_code = nmc_fallback.get("station_code")
+            current_station_name = nmc_fallback.get("station_name")

    max_so_far = _sf(primary_current.get("max_temp_so_far"))
+    if max_so_far is not None and not _is_plausible_city_temp(city, max_so_far, sym):
+        max_so_far = None
    if max_so_far is None:
        max_so_far = _sf(mc.get("max_temp_so_far"))
+        if max_so_far is not None and not _is_plausible_city_temp(city, max_so_far, sym):
+            max_so_far = None
    if max_so_far is None:
        max_so_far = _sf(mg_cur.get("mgm_max_temp"))
+        if max_so_far is not None and not _is_plausible_city_temp(city, max_so_far, sym):
+            max_so_far = None
+    if max_so_far is None:
+        max_so_far = cur_temp

    max_temp_time = primary_current.get("max_temp_time")
    if not max_temp_time and not use_settlement_current:
@@ -1237,6 +1643,12 @@ def _analyze(
            )
        except Exception:
            obs_time_str = str(obs_t)[:16]
+    if not obs_time_str and current_source == "nmc":
+        nmc_fallback = _fetch_nmc_current_fallback(city, use_fahrenheit=is_f)
+        obs_time_str = _format_observation_time_local(
+            nmc_fallback.get("publish_time") or nmc_fallback.get("timestamp"),
+            int(utc_offset or 0),
+        )

    settlement_today_obs = []
    if use_settlement_current:
@@ -1269,8 +1681,14 @@ def _analyze(
    metar_today_obs_payload = [
        {"time": t, "temp": v}
        for t, v in (metar.get("today_obs", []) if metar else [])
+        if _is_plausible_city_temp(city, v, sym)
+    ]
+    metar_recent_obs_payload = [
+        point
+        for point in (metar.get("recent_obs", []) if metar else [])
+        if isinstance(point, dict)
+        and _is_plausible_city_temp(city, point.get("temp"), sym)
    ]
-    metar_recent_obs_payload = metar.get("recent_obs", []) if metar else []
    airport_max_so_far = None
    airport_max_temp_time = None
    for point in metar_today_obs_payload:
@@ -1826,10 +2244,10 @@ def _analyze(
            "max_temp_time": max_temp_time,
            "raw_max_so_far": raw_settlement_max,
            "wu_settlement": wu_settle,
-            "settlement_source": settlement_source,
-            "settlement_source_label": settlement_source_label,
-            "station_code": settlement_current.get("station_code"),
-            "station_name": settlement_current.get("station_name"),
+            "settlement_source": current_source,
+            "settlement_source_label": current_source_label,
+            "station_code": current_station_code,
+            "station_name": current_station_name,
            "obs_time": obs_time_str,
            "obs_age_min": None if use_settlement_current else metar_age_min,
            "report_time": primary_current.get("report_time"),
@@ -1927,6 +2345,7 @@ def _analyze(
        "ai_analysis": "",
        "updated_at": datetime.now(timezone.utc).isoformat(),
    }
+    result["intraday_meteorology"] = _build_intraday_meteorology(result)

    if include_llm_commentary:
        result["dynamic_commentary"] = _maybe_enrich_dynamic_commentary_with_groq(
@@ -2033,17 +2452,42 @@ def _analyze_summary(city: str, force_refresh: bool = False) -> Dict[str, Any]:
    use_settlement_current = settlement_source in {"hko", "cwa", "noaa", "wunderground"} and bool(sc_cur)
    primary_current = sc_cur if use_settlement_current else mc

+    current_source = settlement_source
+    current_source_label = settlement_source_label
+    nmc_fallback: Dict[str, Any] = {}
    cur_temp = _sf(primary_current.get("temp"))
+    if cur_temp is not None and not _is_plausible_city_temp(city, cur_temp, sym):
+        cur_temp = None
    if cur_temp is None:
        cur_temp = _sf(mc.get("temp"))
+        if cur_temp is not None and not _is_plausible_city_temp(city, cur_temp, sym):
+            cur_temp = None
    if cur_temp is None:
        cur_temp = _sf(mg_cur.get("temp"))
+        if cur_temp is not None and not _is_plausible_city_temp(city, cur_temp, sym):
+            cur_temp = None
+    if cur_temp is None:
+        nmc_fallback = _fetch_nmc_current_fallback(city, use_fahrenheit=is_f)
+        nmc_cur = nmc_fallback.get("current") or {}
+        nmc_temp = _sf(nmc_cur.get("temp"))
+        if nmc_temp is not None:
+            cur_temp = nmc_temp
+            current_source = "nmc"
+            current_source_label = "NMC"

    max_so_far = _sf(primary_current.get("max_temp_so_far"))
+    if max_so_far is not None and not _is_plausible_city_temp(city, max_so_far, sym):
+        max_so_far = None
    if max_so_far is None:
        max_so_far = _sf(mc.get("max_temp_so_far"))
+        if max_so_far is not None and not _is_plausible_city_temp(city, max_so_far, sym):
+            max_so_far = None
    if max_so_far is None:
        max_so_far = _sf(mg_cur.get("mgm_max_temp"))
+        if max_so_far is not None and not _is_plausible_city_temp(city, max_so_far, sym):
+            max_so_far = None
+    if max_so_far is None:
+        max_so_far = cur_temp

    max_temp_time = primary_current.get("max_temp_time")
    if not max_temp_time and not use_settlement_current:
@@ -2084,6 +2528,13 @@ def _analyze_summary(city: str, force_refresh: bool = False) -> Dict[str, Any]:
            )
        except Exception:
            obs_time_str = str(obs_t)[:16]
+    if not obs_time_str and current_source == "nmc":
+        if not nmc_fallback:
+            nmc_fallback = _fetch_nmc_current_fallback(city, use_fahrenheit=is_f)
+        obs_time_str = _format_observation_time_local(
+            nmc_fallback.get("publish_time") or nmc_fallback.get("timestamp"),
+            int(utc_offset or 0),
+        )

    om_daily = (open_meteo.get("daily") or {}) if isinstance(open_meteo, dict) else {}
    om_hourly = (open_meteo.get("hourly") or {}) if isinstance(open_meteo, dict) else {}
@@ -2200,8 +2651,8 @@ def _analyze_summary(city: str, force_refresh: bool = False) -> Dict[str, Any]:
            "max_so_far": _sf(display_settlement_max),
            "max_temp_time": max_temp_time,
            "wu_settlement": _sf(wu_settle),
-            "settlement_source": settlement_source,
-            "settlement_source_label": settlement_source_label,
+            "settlement_source": current_source,
+            "settlement_source_label": current_source_label,
            "obs_time": obs_time_str or None,
            "obs_age_min": obs_age_min,
        },
@@ -2407,6 +2858,8 @@ def _build_city_detail_payload(
        },
        "probabilities": data.get("probabilities") or {"mu": None, "distribution": []},
        "dynamic_commentary": data.get("dynamic_commentary") or {"summary": "", "notes": []},
+        "intraday_meteorology": data.get("intraday_meteorology")
+        or _build_intraday_meteorology(data),
        "vertical_profile_signal": data.get("vertical_profile_signal") or {},
        "taf": data.get("taf") or {},
        "market_scan": market_scan,
@@ -6,12 +6,13 @@ from datetime import datetime, timedelta
 from typing import Optional

 from fastapi.concurrency import run_in_threadpool
-from fastapi import APIRouter, HTTPException, Request
+from fastapi import APIRouter, BackgroundTasks, HTTPException, Request
 from fastapi.responses import PlainTextResponse
 from loguru import logger

 from src.analysis.deb_algorithm import load_history
 from src.analysis.probability_snapshot_archive import load_snapshot_rows_for_day
+from src.database.db_manager import DBManager
 from src.database.runtime_state import TrainingFeatureRecordRepository, TruthRecordRepository
 from src.analysis.settlement_rounding import apply_city_settlement
 from src.data_collection.country_networks import get_country_network_provider
@@ -55,6 +56,7 @@ from web.core import (
 )

 router = APIRouter()
+_CACHE_DB = DBManager()

 _DEB_RECENT_LOOKBACK = 7
 _DEB_RECENT_MIN_SAMPLES = 3
@@ -91,6 +93,278 @@ DEFAULT_PREWARM_CITIES = [
    "madrid",
 ]
 HISTORY_PREVIEW_DAY_LIMIT = 21
+ASIA_CORE_CITIES = [
+    "hong kong",
+    "taipei",
+    "tokyo",
+    "seoul",
+    "busan",
+    "shanghai",
+    "beijing",
+    "guangzhou",
+    "shenzhen",
+    "chongqing",
+    "chengdu",
+    "singapore",
+    "kuala lumpur",
+    "jakarta",
+]
+EUROPE_CORE_CITIES = [
+    "istanbul",
+    "ankara",
+    "moscow",
+    "tel aviv",
+    "london",
+    "paris",
+    "madrid",
+    "milan",
+    "warsaw",
+    "amsterdam",
+    "helsinki",
+]
+US_CORE_CITIES = [
+    "new york",
+    "los angeles",
+    "san francisco",
+    "austin",
+    "houston",
+    "chicago",
+    "dallas",
+    "miami",
+    "atlanta",
+    "seattle",
+]
+CITY_SUMMARY_CACHE_TTL_SEC = max(30, int(os.getenv("POLYWEATHER_CITY_SUMMARY_CACHE_TTL_SEC", "180")))
+CITY_PANEL_CACHE_TTL_SEC = max(30, int(os.getenv("POLYWEATHER_CITY_PANEL_CACHE_TTL_SEC", "300")))
+CITY_NEARBY_CACHE_TTL_SEC = max(30, int(os.getenv("POLYWEATHER_CITY_NEARBY_CACHE_TTL_SEC", "480")))
+CITY_MARKET_CACHE_TTL_SEC = max(30, int(os.getenv("POLYWEATHER_CITY_MARKET_CACHE_TTL_SEC", "900")))
+CITY_HISTORY_PREVIEW_CACHE_TTL_SEC = max(
+    60,
+    int(os.getenv("POLYWEATHER_CITY_HISTORY_PREVIEW_CACHE_TTL_SEC", "1800")),
+)
+CACHE_REFRESH_LOCK_TTL_SEC = max(30, int(os.getenv("POLYWEATHER_CACHE_REFRESH_LOCK_TTL_SEC", "120")))
+
+
+def _city_cache_is_fresh(entry: Optional[dict], ttl_sec: int) -> bool:
+    if not isinstance(entry, dict):
+        return False
+    updated_at_ts = float(entry.get("updated_at_ts") or 0.0)
+    if updated_at_ts <= 0:
+        return False
+    return (time.time() - updated_at_ts) < float(ttl_sec)
+
+
+def _refresh_city_summary_cache(city: str, force_refresh: bool = False) -> dict:
+    data = _analyze_summary(city, force_refresh=force_refresh)
+    payload = _build_city_summary_payload(data)
+    _CACHE_DB.set_city_cache(
+        "summary",
+        city,
+        payload,
+        version="v1",
+        source_fingerprint=f"{city}:summary",
+    )
+    return payload
+
+
+def _refresh_city_panel_cache(city: str, force_refresh: bool = False) -> dict:
+    payload = _analyze(city, force_refresh=force_refresh, include_llm_commentary=False, detail_mode="panel")
+    _CACHE_DB.set_city_cache(
+        "panel",
+        city,
+        payload,
+        version="v1",
+        source_fingerprint=f"{city}:panel",
+    )
+    return payload
+
+
+def _refresh_city_nearby_cache(city: str, force_refresh: bool = False) -> dict:
+    payload = _analyze(city, force_refresh=force_refresh, include_llm_commentary=False, detail_mode="nearby")
+    _CACHE_DB.set_city_cache(
+        "nearby",
+        city,
+        payload,
+        version="v1",
+        source_fingerprint=f"{city}:nearby",
+    )
+    return payload
+
+
+def _refresh_city_market_cache(city: str, force_refresh: bool = False) -> dict:
+    payload = _analyze(city, force_refresh=force_refresh, include_llm_commentary=False, detail_mode="market")
+    _CACHE_DB.set_city_cache(
+        "market",
+        city,
+        payload,
+        version="v1",
+        source_fingerprint=f"{city}:market",
+    )
+    return payload
+
+
+def _build_city_history_payload(city: str, include_records: bool = False) -> dict:
+    source = str(CITIES.get(city, {}).get("settlement_source") or "metar").strip().lower()
+    truth_rows = _truth_record_repo.load_city(city)
+    feature_rows = _training_feature_repo.load_city(city)
+
+    if not truth_rows and not feature_rows:
+        project_root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+        history_file = os.path.join(project_root, "data", "daily_records.json")
+        data = load_history(history_file)
+        city_data = data.get(city, {}) if isinstance(data.get(city, {}), dict) else {}
+    else:
+        all_dates = sorted(set(truth_rows.keys()) | set(feature_rows.keys()))
+        city_data = {}
+        for day in all_dates:
+            record: dict[str, object] = {}
+            truth = truth_rows.get(day) or {}
+            features = feature_rows.get(day) or {}
+            if truth.get("actual_high") is not None:
+                record["actual_high"] = truth.get("actual_high")
+                record["settlement_source"] = truth.get("settlement_source")
+                record["settlement_station_code"] = truth.get("settlement_station_code")
+                record["settlement_station_label"] = truth.get("settlement_station_label")
+                record["truth_version"] = truth.get("truth_version")
+                record["updated_by"] = truth.get("updated_by")
+                record["truth_updated_at"] = truth.get("truth_updated_at")
+            if isinstance(features, dict):
+                if features.get("deb_prediction") is not None:
+                    record["deb_prediction"] = features.get("deb_prediction")
+                if features.get("mu") is not None:
+                    record["mu"] = features.get("mu")
+                if isinstance(features.get("forecasts"), dict):
+                    record["forecasts"] = features.get("forecasts")
+            city_data[day] = record
+
+    if not city_data:
+        return {
+            "history": [],
+            "mode": "full" if include_records else "preview",
+            "has_more": False,
+            "full_count": 0,
+            "preview_count": 0,
+            "settlement_source": source,
+            "settlement_source_label": SETTLEMENT_SOURCE_LABELS.get(source, source.upper()),
+        }
+
+    all_days = sorted(city_data.keys())
+    selected_days = all_days if include_records else all_days[-HISTORY_PREVIEW_DAY_LIMIT:]
+    out = []
+    for day in selected_days:
+        rec = city_data.get(day, {})
+        if not isinstance(rec, dict):
+            rec = {}
+
+        act = rec.get("actual_high")
+        deb = rec.get("deb_prediction")
+        mu = rec.get("mu")
+        snapshots = load_snapshot_rows_for_day(city, day)
+        peak_ref = _build_peak_minus_12h_reference(
+            actual_high=act,
+            snapshots=snapshots,
+        )
+        forecasts_raw = rec.get("forecasts", {}) or {}
+        forecasts = {}
+        if isinstance(forecasts_raw, dict):
+            for model_name, model_value in forecasts_raw.items():
+                if _is_excluded_model_name(str(model_name)):
+                    continue
+                fv = _sf(model_value)
+                forecasts[str(model_name)] = fv if fv is not None else None
+        forecasts = _merge_missing_history_forecasts_from_snapshots(
+            forecasts,
+            snapshots,
+        )
+        mgm = forecasts.get("MGM")
+        out.append(
+            {
+                "date": day,
+                "actual": float(act) if act is not None else None,
+                "deb": float(deb) if deb is not None else None,
+                "mu": float(mu) if mu is not None else None,
+                "mgm": float(mgm) if mgm is not None else None,
+                "forecasts": forecasts,
+                "settlement_source": rec.get("settlement_source"),
+                "settlement_station_code": rec.get("settlement_station_code"),
+                "settlement_station_label": rec.get("settlement_station_label"),
+                "truth_version": rec.get("truth_version"),
+                "updated_by": rec.get("updated_by"),
+                "truth_updated_at": rec.get("truth_updated_at"),
+                "actual_peak_time": peak_ref.get("actual_peak_time"),
+                "deb_at_peak_minus_12h": peak_ref.get("deb_at_peak_minus_12h"),
+                "deb_at_peak_minus_12h_time": peak_ref.get("deb_at_peak_minus_12h_time"),
+                "deb_at_peak_minus_12h_error": peak_ref.get("deb_at_peak_minus_12h_error"),
+            }
+        )
+
+    return {
+        "history": out,
+        "mode": "full" if include_records else "preview",
+        "has_more": len(all_days) > len(selected_days),
+        "full_count": len(all_days),
+        "preview_count": len(out),
+        "settlement_source": source,
+        "settlement_source_label": SETTLEMENT_SOURCE_LABELS.get(source, source.upper()),
+    }
+
+
+def _refresh_city_history_preview_cache(city: str) -> dict:
+    payload = _build_city_history_payload(city, include_records=False)
+    _CACHE_DB.set_city_cache(
+        "history_preview",
+        city,
+        payload,
+        version="v1",
+        source_fingerprint=f"{city}:history_preview",
+    )
+    return payload
+
+
+def _schedule_cache_refresh(
+    background_tasks: BackgroundTasks,
+    *,
+    kind: str,
+    city: str,
+    force_refresh: bool = False,
+) -> bool:
+    normalized_kind = str(kind or "").strip().lower()
+    normalized_city = str(city or "").strip().lower()
+    if normalized_kind not in {"summary", "panel", "nearby", "market", "history_preview"} or not normalized_city:
+        return False
+    cache_key = f"city:{normalized_kind}:{normalized_city}"
+    owner = _CACHE_DB.acquire_cache_refresh_lock(
+        cache_key,
+        ttl_sec=CACHE_REFRESH_LOCK_TTL_SEC,
+    )
+    if not owner:
+        return False
+
+    def _runner() -> None:
+        try:
+            if normalized_kind == "summary":
+                _refresh_city_summary_cache(normalized_city, force_refresh=force_refresh)
+            elif normalized_kind == "panel":
+                _refresh_city_panel_cache(normalized_city, force_refresh=force_refresh)
+            elif normalized_kind == "nearby":
+                _refresh_city_nearby_cache(normalized_city, force_refresh=force_refresh)
+            elif normalized_kind == "history_preview":
+                _refresh_city_history_preview_cache(normalized_city)
+            else:
+                _refresh_city_market_cache(normalized_city, force_refresh=force_refresh)
+        except Exception as exc:
+            logger.warning(
+                "cache refresh failed kind={} city={} force_refresh={}: {}",
+                normalized_kind,
+                normalized_city,
+                force_refresh,
+                exc,
+            )
+        finally:
+            _CACHE_DB.release_cache_refresh_lock(cache_key, owner)
+
+    background_tasks.add_task(_runner)
+    return True


 def _parse_snapshot_dt(value: object) -> Optional[datetime]:
@@ -218,6 +492,33 @@ def _normalize_city_list(raw: Optional[str]) -> list[str]:
    return out


+def _select_priority_city_batches(client_timezone: Optional[str]) -> dict[str, object]:
+    tz = str(client_timezone or "").strip()
+    normalized = tz.lower()
+    if normalized.startswith("america/"):
+        primary = list(US_CORE_CITIES)
+        secondary = []
+        region = "america"
+    elif normalized.startswith("europe/"):
+        primary = list(EUROPE_CORE_CITIES)
+        secondary = list(ASIA_CORE_CITIES)
+        region = "europe"
+    elif normalized.startswith("asia/") or normalized.startswith("australia/") or normalized.startswith("pacific/"):
+        primary = list(ASIA_CORE_CITIES)
+        secondary = list(EUROPE_CORE_CITIES)
+        region = "asia"
+    else:
+        primary = list(ASIA_CORE_CITIES)
+        secondary = list(EUROPE_CORE_CITIES)
+        region = "default"
+    return {
+        "region": region,
+        "timezone": tz or None,
+        "primary": primary,
+        "secondary": secondary,
+    }
+
+
 def _history_file_path() -> str:
    project_root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
    return os.path.join(project_root, "data", "daily_records.json")
@@ -317,7 +618,7 @@ async def system_prewarm(
    for city in selected:
        city_started = time.perf_counter()
        try:
-            data = _analyze(city, force_refresh=force_refresh)
+            _refresh_city_summary_cache(city, force_refresh=force_refresh)
            entry: dict[str, object] = {
                "city": city,
                "summary": True,
@@ -325,20 +626,11 @@ async def system_prewarm(
            }
            summary_ok += 1
            if include_detail:
-                _build_city_summary_payload(data)
-                _build_city_detail_payload(
-                    data,
-                    target_date=str(data.get("local_date") or "").strip() or None,
-                )
+                _refresh_city_panel_cache(city, force_refresh=force_refresh)
                entry["detail"] = True
                detail_ok += 1
            if include_market:
-                _build_city_detail_payload(
-                    data,
-                    target_date=str(data.get("local_date") or "").strip() or None,
-                )
-                entry["market"] = True
-                market_ok += 1
+                entry["market"] = False
            warmed.append(entry)
        except Exception as exc:
            failed.append(
@@ -365,6 +657,7 @@ async def system_prewarm(
        "warmed": warmed,
        "failed": failed,
        "summary_ok": summary_ok,
+        "panel_ok": detail_ok,
        "detail_ok": detail_ok,
        "market_ok": market_ok,
        "failed_count": len(failed),
@@ -431,6 +724,7 @@ async def list_cities(request: Request):
@router.get("/api/city/{name}")
 async def city_detail(
    request: Request,
+    background_tasks: BackgroundTasks,
    name: str,
    force_refresh: bool = False,
    depth: str = "panel",
@@ -446,128 +740,121 @@ async def city_detail(
        detail_mode = "nearby"
    else:
        detail_mode = "panel"
+    if detail_mode == "panel":
+        if force_refresh:
+            return await run_in_threadpool(_refresh_city_panel_cache, city, True)
+        cached_entry = await run_in_threadpool(_CACHE_DB.get_city_cache, "panel", city)
+        if cached_entry:
+            if not _city_cache_is_fresh(cached_entry, CITY_PANEL_CACHE_TTL_SEC):
+                _schedule_cache_refresh(background_tasks, kind="panel", city=city)
+            return cached_entry.get("payload") or {}
+        return await run_in_threadpool(_refresh_city_panel_cache, city, False)
+    if detail_mode == "nearby":
+        if force_refresh:
+            return await run_in_threadpool(_refresh_city_nearby_cache, city, True)
+        cached_entry = await run_in_threadpool(_CACHE_DB.get_city_cache, "nearby", city)
+        if cached_entry:
+            if not _city_cache_is_fresh(cached_entry, CITY_NEARBY_CACHE_TTL_SEC):
+                _schedule_cache_refresh(background_tasks, kind="nearby", city=city)
+            return cached_entry.get("payload") or {}
+        return await run_in_threadpool(_refresh_city_nearby_cache, city, False)
+    if detail_mode == "market":
+        if force_refresh:
+            return await run_in_threadpool(_refresh_city_market_cache, city, True)
+        cached_entry = await run_in_threadpool(_CACHE_DB.get_city_cache, "market", city)
+        if cached_entry:
+            if not _city_cache_is_fresh(cached_entry, CITY_MARKET_CACHE_TTL_SEC):
+                _schedule_cache_refresh(background_tasks, kind="market", city=city)
+            return cached_entry.get("payload") or {}
+        return await run_in_threadpool(_refresh_city_market_cache, city, False)
    return await run_in_threadpool(_analyze, city, force_refresh, False, detail_mode)


@router.get("/api/history/{name}")
 async def city_history(
    request: Request,
+    background_tasks: BackgroundTasks,
    name: str,
    include_records: bool = False,
 ):
    _assert_entitlement(request)
    city = _normalize_city_or_404(name)
+    if include_records:
+        return await run_in_threadpool(_build_city_history_payload, city, True)
+    cached_entry = await run_in_threadpool(_CACHE_DB.get_city_cache, "history_preview", city)
+    if cached_entry:
+        if not _city_cache_is_fresh(cached_entry, CITY_HISTORY_PREVIEW_CACHE_TTL_SEC):
+            _schedule_cache_refresh(background_tasks, kind="history_preview", city=city)
+        return cached_entry.get("payload") or {}
+    return await run_in_threadpool(_refresh_city_history_preview_cache, city)

-    def _build_history_payload():
-        source = str(CITIES.get(city, {}).get("settlement_source") or "metar").strip().lower()
-        truth_rows = _truth_record_repo.load_city(city)
-        feature_rows = _training_feature_repo.load_city(city)

-        if not truth_rows and not feature_rows:
-            project_root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
-            history_file = os.path.join(project_root, "data", "daily_records.json")
-            data = load_history(history_file)
-            city_data = data.get(city, {}) if isinstance(data.get(city, {}), dict) else {}
-        else:
-            all_dates = sorted(set(truth_rows.keys()) | set(feature_rows.keys()))
-            city_data = {}
-            for day in all_dates:
-                record: dict[str, object] = {}
-                truth = truth_rows.get(day) or {}
-                features = feature_rows.get(day) or {}
-                if truth.get("actual_high") is not None:
-                    record["actual_high"] = truth.get("actual_high")
-                    record["settlement_source"] = truth.get("settlement_source")
-                    record["settlement_station_code"] = truth.get("settlement_station_code")
-                    record["settlement_station_label"] = truth.get("settlement_station_label")
-                    record["truth_version"] = truth.get("truth_version")
-                    record["updated_by"] = truth.get("updated_by")
-                    record["truth_updated_at"] = truth.get("truth_updated_at")
-                if isinstance(features, dict):
-                    if features.get("deb_prediction") is not None:
-                        record["deb_prediction"] = features.get("deb_prediction")
-                    if features.get("mu") is not None:
-                        record["mu"] = features.get("mu")
-                    if isinstance(features.get("forecasts"), dict):
-                        record["forecasts"] = features.get("forecasts")
-                city_data[day] = record
-
-        if not city_data:
-            return {
-                "history": [],
-                "mode": "full" if include_records else "preview",
-                "has_more": False,
-                "full_count": 0,
-                "preview_count": 0,
-                "settlement_source": source,
-                "settlement_source_label": SETTLEMENT_SOURCE_LABELS.get(source, source.upper()),
+@router.get("/api/system/cache-status")
+async def system_cache_status(request: Request, cities: Optional[str] = None):
+    _assert_entitlement(request)
+    selected = _normalize_city_list(cities)
+    if not selected:
+        selected = list(DEFAULT_PREWARM_CITIES)
+    kinds = {
+        "summary": CITY_SUMMARY_CACHE_TTL_SEC,
+        "panel": CITY_PANEL_CACHE_TTL_SEC,
+        "nearby": CITY_NEARBY_CACHE_TTL_SEC,
+        "market": CITY_MARKET_CACHE_TTL_SEC,
+        "history_preview": CITY_HISTORY_PREVIEW_CACHE_TTL_SEC,
+    }
+    items = []
+    for city in selected:
+        row = {"city": city}
+        for kind, ttl_sec in kinds.items():
+            entry = _CACHE_DB.get_city_cache(kind, city)
+            row[kind] = {
+                "exists": bool(entry),
+                "fresh": _city_cache_is_fresh(entry, ttl_sec),
+                "updated_at": entry.get("updated_at") if entry else None,
+                "age_sec": round(max(0.0, time.time() - float(entry.get("updated_at_ts") or 0.0)), 1)
+                if entry
+                else None,
+                "ttl_sec": ttl_sec,
            }
+        items.append(row)
+    return {"cities": items}

-        all_days = sorted(city_data.keys())
-        selected_days = (
-            all_days
-            if include_records
-            else all_days[-HISTORY_PREVIEW_DAY_LIMIT:]
-        )
-        out = []
-        for day in selected_days:
-            rec = city_data.get(day, {})
-            if not isinstance(rec, dict):
-                rec = {}

-            act = rec.get("actual_high")
-            deb = rec.get("deb_prediction")
-            mu = rec.get("mu")
-            snapshots = load_snapshot_rows_for_day(city, day)
-            peak_ref = _build_peak_minus_12h_reference(
-                actual_high=act,
-                snapshots=snapshots,
-            )
-            forecasts_raw = rec.get("forecasts", {}) or {}
-            forecasts = {}
-            if isinstance(forecasts_raw, dict):
-                for model_name, model_value in forecasts_raw.items():
-                    if _is_excluded_model_name(str(model_name)):
-                        continue
-                    fv = _sf(model_value)
-                    forecasts[str(model_name)] = fv if fv is not None else None
-            forecasts = _merge_missing_history_forecasts_from_snapshots(
-                forecasts,
-                snapshots,
-            )
-            mgm = forecasts.get("MGM")
-            out.append(
-                {
-                    "date": day,
-                    "actual": float(act) if act is not None else None,
-                    "deb": float(deb) if deb is not None else None,
-                    "mu": float(mu) if mu is not None else None,
-                    "mgm": float(mgm) if mgm is not None else None,
-                    "forecasts": forecasts,
-                    "settlement_source": rec.get("settlement_source"),
-                    "settlement_station_code": rec.get("settlement_station_code"),
-                    "settlement_station_label": rec.get("settlement_station_label"),
-                    "truth_version": rec.get("truth_version"),
-                    "updated_by": rec.get("updated_by"),
-                    "truth_updated_at": rec.get("truth_updated_at"),
-                    "actual_peak_time": peak_ref.get("actual_peak_time"),
-                    "deb_at_peak_minus_12h": peak_ref.get("deb_at_peak_minus_12h"),
-                    "deb_at_peak_minus_12h_time": peak_ref.get("deb_at_peak_minus_12h_time"),
-                    "deb_at_peak_minus_12h_error": peak_ref.get("deb_at_peak_minus_12h_error"),
-                }
-            )
+@router.post("/api/system/priority-warm")
+async def system_priority_warm(
+    request: Request,
+    background_tasks: BackgroundTasks,
+    timezone: Optional[str] = None,
+):
+    _assert_entitlement(request)
+    batches = _select_priority_city_batches(timezone)
+    primary = list(batches.get("primary") or [])
+    secondary = list(batches.get("secondary") or [])

-        return {
-            "history": out,
-            "mode": "full" if include_records else "preview",
-            "has_more": len(all_days) > len(selected_days),
-            "full_count": len(all_days),
-            "preview_count": len(out),
-            "settlement_source": source,
-            "settlement_source_label": SETTLEMENT_SOURCE_LABELS.get(source, source.upper()),
-        }
+    def _runner() -> None:
+        for city in primary:
+            try:
+                _refresh_city_summary_cache(city, force_refresh=False)
+                _refresh_city_panel_cache(city, force_refresh=False)
+                _refresh_city_nearby_cache(city, force_refresh=False)
+                _refresh_city_market_cache(city, force_refresh=False)
+            except Exception as exc:
+                logger.warning("priority warm primary failed city={} timezone={}: {}", city, timezone, exc)
+        for city in secondary:
+            try:
+                _refresh_city_summary_cache(city, force_refresh=False)
+                _refresh_city_panel_cache(city, force_refresh=False)
+            except Exception as exc:
+                logger.warning("priority warm secondary failed city={} timezone={}: {}", city, timezone, exc)

-    return await run_in_threadpool(_build_history_payload)
+    background_tasks.add_task(_runner)
+    return {
+        "ok": True,
+        "region": batches.get("region"),
+        "timezone": batches.get("timezone"),
+        "primary": primary,
+        "secondary": secondary,
+    }


@router.get("/api/auth/me")
@@ -1063,10 +1350,21 @@ async def payment_reconcile_latest(request: Request):


@router.get("/api/city/{name}/summary")
-async def city_summary(request: Request, name: str, force_refresh: bool = False):
+async def city_summary(
+    request: Request,
+    background_tasks: BackgroundTasks,
+    name: str,
+    force_refresh: bool = False,
+):
    city = _normalize_city_or_404(name)
-    data = await run_in_threadpool(_analyze_summary, city, force_refresh)
-    return await run_in_threadpool(_build_city_summary_payload, data)
+    if force_refresh:
+        return await run_in_threadpool(_refresh_city_summary_cache, city, True)
+    cached_entry = await run_in_threadpool(_CACHE_DB.get_city_cache, "summary", city)
+    if cached_entry:
+        if not _city_cache_is_fresh(cached_entry, CITY_SUMMARY_CACHE_TTL_SEC):
+            _schedule_cache_refresh(background_tasks, kind="summary", city=city)
+        return cached_entry.get("payload") or {}
+    return await run_in_threadpool(_refresh_city_summary_cache, city, False)


@router.get("/api/city/{name}/detail")
@@ -1091,6 +1389,7 @@ async def city_detail_aggregate(
@router.get("/api/city/{name}/market-scan")
 async def city_market_scan(
    request: Request,
+    background_tasks: BackgroundTasks,
    name: str,
    force_refresh: bool = False,
    market_slug: Optional[str] = None,
@@ -1098,7 +1397,16 @@ async def city_market_scan(
 ):
    _assert_entitlement(request)
    city = _normalize_city_or_404(name)
-    data = await run_in_threadpool(_analyze, city, force_refresh, False, "market")
+    if force_refresh:
+        data = await run_in_threadpool(_refresh_city_market_cache, city, True)
+    else:
+        cached_entry = await run_in_threadpool(_CACHE_DB.get_city_cache, "market", city)
+        if cached_entry:
+            if not _city_cache_is_fresh(cached_entry, CITY_MARKET_CACHE_TTL_SEC):
+                _schedule_cache_refresh(background_tasks, kind="market", city=city)
+            data = cached_entry.get("payload") or {}
+        else:
+            data = await run_in_threadpool(_refresh_city_market_cache, city, False)
    return await run_in_threadpool(
        _build_city_market_scan_payload,
        data,
Author	SHA1	Message	Date
2569718930@qq.com	9823e3961f	Add localized meteorology text and filter implausible METAR temps	2026-04-16 17:34:39 +08:00
2569718930@qq.com	2598c5ac98	Disable caching for city list updates	2026-04-16 17:18:19 +08:00
2569718930@qq.com	e2cb0cfe5e	Add professional intraday meteorology analysis	2026-04-16 17:13:53 +08:00
2569718930@qq.com	fd2b870d6a	Add Manila Karachi and Masroor weather sources	2026-04-16 16:43:37 +08:00
2569718930@qq.com	46b0e63ffd	Prefer METAR over NMC for city observation display	2026-04-16 15:53:00 +08:00
2569718930@qq.com	0eee5c8948	Stabilize METAR fetching with fallback requests	2026-04-16 15:43:47 +08:00
2569718930@qq.com	25424700ce	Restore observed temperatures on map and trend charts	2026-04-16 15:29:26 +08:00
2569718930@qq.com	767f7ed6bf	Show observed temp and format observation updates	2026-04-16 15:19:31 +08:00
2569718930@qq.com	c0e5307893	Add cached dashboard prewarm hints for priority cities	2026-04-16 15:05:14 +08:00
2569718930@qq.com	b635070106	Fix history fallback handling and auth status probe behavior	2026-04-16 13:26:53 +08:00
2569718930@qq.com	2ead56f59d	Simplify detail panel loading state	2026-04-16 13:21:29 +08:00
2569718930@qq.com	611e2d9009	Expand calibration samples and extend training retention	2026-04-16 01:05:43 +08:00
2569718930@qq.com	53d2ae4c10	Retire dual storage mode and default runtime state to sqlite	2026-04-16 00:52:55 +08:00
2569718930@qq.com	4bfd2534bb	Allow free users to load city detail panels	2026-04-16 00:30:12 +08:00
2569718930@qq.com	df82234b66	Remove intraday structure signals from analysis modal	2026-04-16 00:24:30 +08:00
2569718930@qq.com	fcdece7ab4	Fix dashboard observation legend ordering	2026-04-16 00:16:33 +08:00
2569718930@qq.com	2e81894fd1	Remove detail summary card from the dashboard panel	2026-04-16 00:12:00 +08:00
2569718930@qq.com	26c4162f50	Simplify detail panel by removing snapshot copy and scenery	2026-04-16 00:08:29 +08:00
2569718930@qq.com	6249a00382	Refine dashboard detail panel layout	2026-04-15 23:51:54 +08:00
2569718930@qq.com	da3acbbb6e	feat: initialize project dashboard layout and global design system with Tailwind CSS	2026-04-15 23:08:56 +08:00