.docsShell {
  min-height: 100vh;
  color: rgba(226, 232, 240, 0.94);
}

.docsHeader {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  background: rgba(2, 6, 23, 0.82);
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
  backdrop-filter: blur(16px);
}

.brandWrap {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.brandLink {
  color: #67e8f9;
  font-size: 1.9rem;
  font-weight: 800;
  text-decoration: none;
}

.brandSubtitle {
  color: rgba(148, 163, 184, 0.88);
  font-size: 0.95rem;
}

.headerActions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.headerButton,
.headerGhost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: rgba(15, 23, 42, 0.75);
  color: rgba(226, 232, 240, 0.95);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
}

.headerGhost {
  background: transparent;
}

.langSwitch {
  display: flex;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 999px;
  overflow: hidden;
}

.langButton {
  min-width: 54px;
  min-height: 38px;
  border: 0;
  background: transparent;
  color: rgba(148, 163, 184, 0.92);
  font-weight: 700;
}

.langButtonActive {
  background: rgba(34, 211, 238, 0.16);
  color: #67e8f9;
}

.docsFrame {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr) 220px;
  gap: 28px;
  padding: 24px;
}

.sidebar {
  position: sticky;
  top: 86px;
  align-self: start;
  max-height: calc(100vh - 110px);
  overflow: auto;
  padding: 20px;
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: 20px;
  background: rgba(15, 23, 42, 0.72);
}

.sidebarGroup + .sidebarGroup {
  margin-top: 24px;
}

.sidebarTitle {
  margin: 0 0 10px;
  color: rgba(148, 163, 184, 0.92);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sidebarLink {
  display: block;
  margin-bottom: 6px;
  padding: 10px 12px;
  border-radius: 12px;
  color: rgba(226, 232, 240, 0.88);
  text-decoration: none;
  font-size: 0.95rem;
}

.sidebarLinkActive {
  background: rgba(34, 211, 238, 0.12);
  color: #67e8f9;
}

.content {
  min-width: 0;
}

.contentInner {
  padding: 12px 0 48px;
}

.pageTitle {
  margin: 0;
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.pageDescription {
  max-width: 820px;
  margin: 14px 0 0;
  color: rgba(191, 219, 254, 0.9);
  font-size: 1.03rem;
  line-height: 1.75;
}

.section {
  margin-top: 40px;
  scroll-margin-top: 110px;
}

.sectionTitle {
  margin: 0 0 16px;
  font-size: 1.65rem;
  font-weight: 700;
}

.paragraph {
  margin: 0 0 16px;
  color: rgba(226, 232, 240, 0.94);
  line-height: 1.9;
}

.callout {
  margin: 18px 0;
  padding: 18px 20px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  border-radius: 18px;
  background: rgba(15, 23, 42, 0.72);
}

.calloutInfo {
  border-color: rgba(34, 211, 238, 0.24);
  background: rgba(8, 47, 73, 0.26);
}

.calloutWarning {
  border-color: rgba(251, 191, 36, 0.24);
  background: rgba(120, 53, 15, 0.2);
}

.calloutSuccess {
  border-color: rgba(52, 211, 153, 0.24);
  background: rgba(6, 78, 59, 0.22);
}

.calloutTitle {
  margin: 0 0 8px;
  font-size: 0.98rem;
  font-weight: 700;
}

.calloutText {
  margin: 0;
  line-height: 1.8;
}

.list {
  margin: 0;
  padding-left: 20px;
  color: rgba(226, 232, 240, 0.94);
  line-height: 1.85;
}

.list li + li {
  margin-top: 8px;
}

.linkCard {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(34, 211, 238, 0.34);
  background: rgba(8, 47, 73, 0.3);
  color: #67e8f9;
  text-decoration: none;
  font-weight: 700;
}

.linkCard:hover {
  background: rgba(34, 211, 238, 0.12);
}

.linkCaption {
  margin: 10px 0 0;
  color: rgba(148, 163, 184, 0.92);
  line-height: 1.75;
}

.toc {
  position: sticky;
  top: 86px;
  align-self: start;
  padding: 20px;
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: 20px;
  background: rgba(15, 23, 42, 0.64);
}

.tocTitle {
  margin: 0 0 12px;
  color: rgba(148, 163, 184, 0.92);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tocLink {
  display: block;
  color: rgba(226, 232, 240, 0.86);
  text-decoration: none;
  line-height: 1.7;
  font-size: 0.92rem;
}

.mobileMenuButton {
  display: none;
}

.mobileSidebarBackdrop {
  display: none;
}

@media (max-width: 1200px) {
  .docsFrame {
    grid-template-columns: 260px minmax(0, 1fr);
  }

  .toc {
    display: none;
  }
}

@media (max-width: 960px) {
  .docsHeader {
    align-items: flex-start;
    flex-direction: column;
  }

  .docsFrame {
    grid-template-columns: minmax(0, 1fr);
  }

  .mobileMenuButton {
    display: inline-flex;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 60;
    width: min(320px, 88vw);
    height: 100vh;
    max-height: none;
    border-radius: 0 20px 20px 0;
    transform: translateX(-100%);
    transition: transform 180ms ease-out;
  }

  .sidebarOpen {
    transform: translateX(0);
  }

  .mobileSidebarBackdrop {
    position: fixed;
    inset: 0;
    z-index: 50;
    background: rgba(2, 6, 23, 0.52);
    display: block;
  }
}

@media (max-width: 640px) {
  .docsHeader {
    padding: 16px;
  }

  .docsFrame {
    padding: 16px;
  }

  .brandWrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .pageDescription {
    font-size: 0.98rem;
  }
}