:root {
  color-scheme: dark;
  --bg: #0e1116;
  --bg-2: #151a22;
  --bg-3: #1c2430;
  --ink: #eef2f7;
  --muted: #a7b0bd;
  --line: rgba(198, 146, 62, 0.22);
  --gold: #c6923e;
  --gold-2: #e0b56a;
  --cyan: #5ec8d8;
  --radius: 1.1rem;
  --wrap: 72rem;
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", ui-sans-serif, system-ui, sans-serif;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(42rem 28rem at 12% -10%, rgba(94, 200, 216, 0.12), transparent 60%),
    radial-gradient(36rem 24rem at 90% 0%, rgba(198, 146, 62, 0.16), transparent 55%),
    var(--bg);
  line-height: 1.7;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--gold-2); }
h1, h2, h3 { line-height: 1.2; letter-spacing: 0.02em; text-wrap: balance; }
p { text-wrap: pretty; }

.skip {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 50;
  background: var(--gold);
  color: #111;
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
}
.skip:focus { top: 0.8rem; }

.wrap {
  width: min(var(--wrap), calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(16px) saturate(1.2);
  background: rgba(14, 17, 22, 0.82);
  border-bottom: 1px solid var(--line);
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.2rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex: none;
}
.brand strong { display: block; font-size: 1.05rem; }
.brand em {
  display: block;
  font-style: normal;
  color: var(--gold);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
}
.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.35rem;
  justify-content: flex-end;
}
.site-nav a {
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.92rem;
}
.site-nav a[aria-current="page"],
.site-nav a:hover {
  color: var(--ink);
  background: rgba(198, 146, 62, 0.14);
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.2rem, 3vw, 2.5rem);
  align-items: center;
  padding: clamp(2rem, 5vw, 3.5rem) 0 1.5rem;
}
.kicker {
  color: var(--gold);
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 700;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  margin: 0.4rem 0 0.9rem;
  background: linear-gradient(120deg, #fff 20%, var(--gold-2) 55%, var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lede { color: var(--muted); font-size: 1.05rem; max-width: 40rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin: 1.2rem 0 0.8rem; }
.source-note { color: var(--muted); font-size: 0.86rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.8rem;
  padding: 0.55rem 1.2rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--gold), #a86f28);
  color: #14110c;
  box-shadow: 0 10px 24px rgba(198, 146, 62, 0.28);
}
.btn-ghost {
  border: 1px solid var(--line);
  color: var(--gold-2);
}
@media (hover: hover) {
  .btn:hover { transform: translateY(-2px); color: inherit; }
}

.section { padding: clamp(1.8rem, 4vw, 3rem) 0; }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.card-grid.three { grid-template-columns: repeat(3, 1fr); }
.card {
  background: linear-gradient(180deg, rgba(198,146,62,0.08), transparent 40%), var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.05rem;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, border-color 0.3s ease;
}
@media (hover: hover) {
  .card:hover {
    transform: translateY(-4px);
    border-color: rgba(198, 146, 62, 0.45);
  }
}
.media-card { padding: 0; overflow: hidden; }
.media-card .body { padding: 0.95rem 1rem 1.1rem; }
.media-card h2, .media-card h3 { font-size: 1.05rem; margin: 0.35rem 0; }
.media-card p { color: var(--muted); margin: 0.35rem 0; font-size: 0.94rem; }

.media {
  position: relative;
  overflow: hidden;
  aspect-ratio: var(--ratio, 16 / 10);
  background: linear-gradient(145deg, var(--bg-3), #0b0e13);
}
.media img { width: 100%; height: 100%; object-fit: cover; }

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 1.6rem;
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
  background: rgba(94, 200, 216, 0.14);
  color: var(--cyan);
  font-size: 0.75rem;
  font-weight: 700;
}

.board-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.board {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
}
.board h3 { margin: 0 0 0.7rem; color: var(--gold-2); }
.board ul { list-style: none; margin: 0; padding: 0; }
.board li {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.55rem 0;
  border-bottom: 1px dashed rgba(255,255,255,0.08);
  color: var(--muted);
}
.board li small { color: var(--gold); }

.prose {
  max-width: 48rem;
  color: var(--muted);
}
.prose h2, .prose h3 { color: var(--ink); margin-top: 1.4rem; }
.prose ul, .prose ol { padding-left: 1.2rem; }
.prose li { margin: 0.35rem 0; }
.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.4rem;
  font-size: 0.92rem;
}
.prose th, .prose td {
  border: 1px solid rgba(198, 146, 62, 0.25);
  padding: 0.55rem 0.65rem;
  text-align: left;
}
.prose th {
  background: rgba(198, 146, 62, 0.12);
  color: var(--gold-2);
}
.prose tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

.page-hero { padding: 2rem 0 0.5rem; }
.page-hero h1 { font-size: clamp(1.7rem, 4vw, 2.6rem); margin: 0.4rem 0 0.7rem; }
.crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 0.8rem;
}
.meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.2rem;
  color: var(--muted);
  font-size: 0.88rem;
}
.article-cover { margin: 1.2rem 0 1.6rem; }
.article-cover figcaption { color: var(--muted); font-size: 0.86rem; margin-top: 0.55rem; }

.site-footer {
  margin-top: 3rem;
  border-top: 1px solid var(--line);
  background: #0a0d12;
  padding: 2.2rem 0 1.4rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1.2fr;
  gap: 1.5rem;
}
.site-footer h2 {
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin: 0 0 0.7rem;
}
.site-footer p, .site-footer a { color: var(--muted); }
.legal {
  margin-top: 1.6rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.2rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.text-link { color: var(--gold-2); font-weight: 700; }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

@media (max-width: 960px) {
  .hero, .card-grid, .card-grid.three, .board-grid, .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 720px) {
  .header-row { flex-direction: column; align-items: flex-start; padding: 0.7rem 0; }
  .site-nav { justify-content: flex-start; }
  .hero, .card-grid, .card-grid.three, .board-grid, .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}