:root {
  --bg: #09111b;
  --panel: rgba(15, 24, 38, 0.9);
  --line: rgba(255,255,255,0.08);
  --text: #eef4ff;
  --muted: #9eb0cb;
  --accent: #8cd8ff;
  color-scheme: dark;
  font-family: Inter, system-ui, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; color: var(--text); background: linear-gradient(180deg, #050a11 0%, var(--bg) 100%); }
button, input, select { font: inherit; }
.page { width: min(1280px, calc(100% - 24px)); margin: 0 auto; padding: 20px 0 40px; display: grid; gap: 18px; }
.header { display: flex; justify-content: space-between; gap: 16px; align-items: end; }
.eyebrow { margin: 0 0 8px; color: var(--accent); text-transform: uppercase; letter-spacing: .08em; font-size: 12px; font-weight: 700; }
h1, h2, h3, p { margin: 0; }
.controls { display: flex; gap: 10px; flex-wrap: wrap; }
.controls input, .controls select {
  min-height: 44px; padding: 0 14px; border-radius: 12px; border: 1px solid var(--line);
  background: rgba(255,255,255,.04); color: var(--text);
}
.stats-row, .list-grid { display: grid; gap: 14px; }
.stats-row { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat-card, .list-card, .hero, .detail-card {
  border: 1px solid var(--line); border-radius: 22px; background: var(--panel); box-shadow: 0 22px 60px rgba(0,0,0,.35);
}
.stat-card { padding: 18px; }
.stat-card strong { display: block; font-size: 28px; margin: 8px 0 6px; }
.muted { color: var(--muted); }
.list-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.list-card {
  padding: 16px; text-align: left; color: inherit; cursor: pointer;
  background: linear-gradient(160deg, var(--card-start), var(--card-end));
}
.list-card.is-active { outline: 2px solid rgba(140,216,255,.52); }
.list-card h3 { margin: 12px 0 8px; }
.meta { display: flex; gap: 8px 10px; flex-wrap: wrap; font-size: 12px; color: rgba(255,255,255,.78); }
.hero {
  min-height: 260px; padding: 26px; background: linear-gradient(135deg, var(--hero-start), var(--hero-end));
}
.hero .subtitle { color: rgba(255,255,255,.78); margin-top: 6px; }
.hero .summary { margin-top: 16px; line-height: 1.6; max-width: 58ch; }
.detail-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
.detail-card { padding: 18px; }
.stack { display: grid; gap: 10px; margin-top: 12px; }
.item { padding: 12px; border-radius: 14px; background: rgba(255,255,255,.03); border: 1px solid var(--line); }
@media (max-width: 980px) {
  .stats-row, .detail-layout, .header { grid-template-columns: 1fr; display: grid; }
}