:root {
  --bg: #eef7fb;
  --bg-soft: #f9fcfe;
  --panel: rgba(255, 255, 255, 0.74);
  --panel-strong: rgba(255, 255, 255, 0.9);
  --line: rgba(17, 62, 92, 0.12);
  --text: #163247;
  --muted: #557388;
  --accent: #16b3d8;
  --accent-strong: #2569f6;
  --teal: #1db8a8;
  --glow: rgba(37, 105, 246, 0.14);
  --shadow: 0 24px 60px rgba(21, 58, 90, 0.1);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  color: var(--text);
  font-family: "Segoe UI Variable", "Segoe UI", "Yu Gothic UI", sans-serif;
  background:
    radial-gradient(
      circle at top left,
      rgba(22, 179, 216, 0.16),
      transparent 32%
    ),
    radial-gradient(
      circle at top right,
      rgba(37, 105, 246, 0.12),
      transparent 30%
    ),
    radial-gradient(
      circle at bottom center,
      rgba(29, 184, 168, 0.14),
      transparent 28%
    ),
    linear-gradient(180deg, #f7fbfe 0%, #edf6fb 100%);
}

a {
  color: inherit;
}

.hidden {
  display: none !important;
}

.page-shell {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 48px;
}

.site-header,
.site-footer,
.hero,
.page-hero,
.column-card,
.update-card,
.search-shell,
.prose-card,
.metric-card {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--panel);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.site-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 18px 22px;
}

.site-header-copy {
  display: grid;
}

.site-brand {
  display: inline-block;
  font-size: 1.05rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.02em;
}

.site-lead,
.site-footer,
.hero-copy,
.update-card p,
.meta-list,
.section-note,
.archive-row span,
.search-shell p,
.prose-card p {
  color: var(--muted);
}

.site-lead {
  margin: 6px 0 0;
  font-size: 0.92rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.hero-meta-item {
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid rgba(22, 179, 216, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  font-size: 0.84rem;
  color: var(--muted);
}

.hero-meta-item strong {
  color: var(--text);
  font-weight: 600;
}

.site-nav {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}

.site-nav a,
.site-nav span {
  text-decoration: none;
  font-size: 0.94rem;
  color: var(--muted);
}

.site-nav a.is-active,
.site-nav a:hover,
.lang-switch {
  color: var(--text);
}

.nav-disabled {
  opacity: 0.6;
}

.hero,
.page-hero {
  display: grid;
  gap: 24px;
  padding: 28px;
  margin-top: 18px;
}

.hero {
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.9fr);
}

.page-hero-compact {
  grid-template-columns: 1fr;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.15;
  font-weight: 700;
}

h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
}

h2 {
  font-size: clamp(1.2rem, 2.2vw, 1.55rem);
}

h3 {
  font-size: 1.04rem;
}

.hero-copy {
  margin: 14px 0 0;
  max-width: 62ch;
  line-height: 1.75;
}

.hero-links,
.card-links,
.section-heading,
.metric-grid,
.filter-toolbar,
.chip-row,
.badge-row,
.two-column,
.archive-columns,
.archive-list,
.source-list,
.search-results {
  display: flex;
  gap: 14px;
}

.metric-grid {
  display: grid;
  gap: 14px;
}

.metric-card {
  padding: 18px;
}

.metric-card span {
  color: var(--muted);
  font-size: 0.9rem;
}

.metric-card strong {
  display: block;
  margin-top: 8px;
  font-size: 1.8rem;
}

.metric-card small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
}

.section-block {
  margin-top: 22px;
}

.section-heading {
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.section-link,
.primary-link,
.card-links a,
.hero-links a,
.archive-row,
.search-result-card a {
  color: var(--accent-strong);
  text-decoration: none;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.update-card,
.column-card,
.search-shell,
.prose-card,
.search-result-card {
  padding: 20px;
}

.badge-row,
.chip-row {
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.77rem;
  font-weight: 700;
}

.badge-neutral,
.badge-source {
  background: rgba(22, 179, 216, 0.1);
  color: var(--accent-strong);
}

.badge-source-type {
  background: rgba(29, 184, 168, 0.16);
  color: #0f7f72;
}

.badge-product {
  background: rgba(37, 105, 246, 0.1);
  color: var(--accent-strong);
}

.badge-stage {
  background: rgba(29, 184, 168, 0.12);
  color: #0f7f72;
}

.badge-role {
  background: rgba(85, 115, 136, 0.12);
  color: var(--muted);
}

.badge-roadmap {
  background: rgba(37, 105, 246, 0.12);
  color: var(--accent-strong);
}

.badge-pinned {
  background: rgba(255, 186, 73, 0.2);
  color: #9a5c00;
}

.update-card p,
.prose-card p,
.search-result-card p {
  margin: 12px 0 0;
  line-height: 1.72;
}

.card-original-title {
  margin: 10px 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.meta-list {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
}

.meta-list.compact {
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.meta-list div {
  display: grid;
  gap: 4px;
}

.meta-list dt {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--muted);
}

.meta-list dd {
  margin: 0;
}

.card-links,
.hero-links {
  margin-top: 16px;
  flex-wrap: wrap;
}

.filter-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
  margin-bottom: 14px;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.filter-group span {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--muted);
  white-space: nowrap;
}

.filter-group .chip-row {
  gap: 8px;
}

.chip {
  border: 1px solid rgba(37, 105, 246, 0.16);
  background: rgba(255, 255, 255, 0.85);
  color: var(--muted);
  border-radius: 999px;
  padding: 8px 12px;
  font: inherit;
  cursor: pointer;
}

.chip.is-active,
.chip:hover {
  border-color: transparent;
  background: linear-gradient(
    135deg,
    rgba(22, 179, 216, 0.14),
    rgba(37, 105, 246, 0.14)
  );
  color: var(--text);
}

.two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.archive-list,
.source-list,
.search-results {
  display: grid;
}

.archive-row,
.source-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.archive-row:first-child,
.source-row:first-child {
  border-top: 0;
}

.archive-row strong,
.source-row strong {
  color: var(--text);
}

.source-row-copy {
  display: grid;
  gap: 4px;
}

.source-row-copy small {
  color: var(--muted);
  line-height: 1.5;
}

.search-shell {
  display: grid;
  gap: 12px;
}

.search-label {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--muted);
}

.home-search-shell {
  background:
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.82),
      rgba(236, 249, 255, 0.86)
    ),
    var(--panel);
}

.search-results {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

.search-input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(22, 179, 216, 0.18);
  border-radius: 18px;
  background: var(--panel-strong);
  color: var(--text);
  font: inherit;
}

.search-input:focus {
  outline: 2px solid rgba(22, 179, 216, 0.22);
  outline-offset: 2px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 18px 22px;
  margin-top: 22px;
}

.empty-state,
.section-note,
.search-status {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.58);
  border: 1px dashed rgba(22, 179, 216, 0.18);
}

@media (max-width: 920px) {
  .hero,
  .two-column,
  .site-header,
  .site-footer {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav,
  .site-footer {
    justify-content: flex-start;
  }

  .filter-toolbar,
  .filter-group {
    display: grid;
    align-items: stretch;
  }
}