:root {
  --felt: #0b3d2e;
  --felt-deep: #06241b;
  --bg: #07090c;
  --panel: #12161c;
  --panel-2: #1a2028;
  --gold: #d4b06a;
  --gold-bright: #f0d9a0;
  --text: #e8e4dc;
  --muted: #9aa3ad;
  --line: rgba(212, 176, 106, 0.22);
  --danger: #c45c4a;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: radial-gradient(1200px 600px at 20% -10%, #163528 0%, transparent 50%),
              radial-gradient(900px 500px at 100% 0%, #1a1408 0%, transparent 45%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.65;
}

a { color: var(--gold); text-decoration: none; }
a:hover { color: var(--gold-bright); }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(7, 9, 12, 0.82);
  border-bottom: 1px solid var(--line);
}
.nav {
  max-width: 1120px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gold-bright);
  font-weight: 700;
  letter-spacing: 0.08em;
}
.chip {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 3px dashed var(--gold);
  background: conic-gradient(from 45deg, #8b1e1e, #1e3a8a, #8b1e1e);
}
.nav-links { display: flex; gap: 22px; flex-wrap: wrap; }
.nav-links a { color: var(--text); font-size: 14px; }
.nav-links a.active { color: var(--gold-bright); }

.hero {
  max-width: 1120px;
  margin: 0 auto;
  padding: 56px 20px 28px;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  margin: 0 0 12px;
  letter-spacing: 0.04em;
}
.hero p { color: var(--muted); max-width: 640px; margin: 0; }
.badge {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--felt);
  background: var(--gold);
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 700;
  margin-bottom: 14px;
}

.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 12px 20px 48px;
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 18px;
}
.section-head h2 { margin: 0; font-size: 22px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.card {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  transition: transform 0.18s ease, border-color 0.18s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: rgba(212, 176, 106, 0.5);
}
.card .cover {
  height: 132px;
  display: flex;
  align-items: flex-end;
  padding: 12px;
  background:
    linear-gradient(180deg, transparent 20%, rgba(7,9,12,0.78)),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.04) 0 2px, transparent 2px 18px),
    var(--felt);
}
.card.article .cover { background:
  linear-gradient(180deg, transparent 20%, rgba(7,9,12,0.78)),
  radial-gradient(circle at 80% 20%, #3a2a12, var(--panel));
}
.tag {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(7,9,12,0.55);
  border: 1px solid var(--line);
  color: var(--gold-bright);
}
.card-body { padding: 14px 16px 16px; }
.card-body h3 { margin: 0 0 8px; font-size: 18px; }
.card-body p { margin: 0 0 12px; color: var(--muted); font-size: 14px; }
.meta { font-size: 12px; color: var(--muted); }

.article-page, .activity-page {
  max-width: 820px;
  margin: 0 auto;
  padding: 36px 20px 72px;
}
.kicker { color: var(--gold); font-size: 13px; letter-spacing: 0.12em; }
.article-page h1, .activity-page h1 { margin: 8px 0 10px; font-size: 34px; }
.prose p { color: #d5d1c8; }
.prose h2 { margin-top: 28px; font-size: 20px; }
.info-box {
  margin: 20px 0;
  padding: 16px 18px;
  border-radius: 12px;
  background: rgba(11, 61, 46, 0.35);
  border: 1px solid var(--line);
}
.cta {
  display: inline-block;
  margin-top: 8px;
  background: var(--gold);
  color: #1a1206;
  font-weight: 700;
  padding: 10px 16px;
  border-radius: 10px;
}
.cta:hover { color: #1a1206; filter: brightness(1.08); }

footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  padding: 28px 20px 40px;
  text-align: center;
}

@media (max-width: 640px) {
  .nav { flex-direction: column; align-items: flex-start; }
}