:root {
  --bg: #0d0f11;
  --panel: #15191d;
  --panel-2: #1b2127;
  --text: #f4f6f8;
  --muted: #a5b0bb;
  --line: #29313a;
  --accent: #f2e96b;
  --accent-text: #111;
  --max: 1180px;
  --radius: 18px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  background: linear-gradient(180deg, #0b0d10 0%, #12161a 100%);
  color: var(--text);
  line-height: 1.5;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
.container { width: min(var(--max), calc(100% - 32px)); margin: 0 auto; }
.site-header, .site-footer { border-bottom: 1px solid var(--line); }
.site-footer { border-bottom: 0; border-top: 1px solid var(--line); margin-top: 72px; }
.header-inner, .footer-inner {
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
  min-height: 72px;
}
.brand { font-weight: 700; text-decoration: none; }
.top-nav, .footer-inner nav { display: flex; flex-wrap: wrap; gap: 18px; }
.top-nav a, .footer-inner a { color: var(--muted); text-decoration: none; }
.hero { padding: 64px 0 24px; }
.eyebrow, .section-kicker, .product-category { color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-size: 12px; }
.hero h1 { font-size: clamp(2rem, 4vw, 4rem); line-height: 1.03; max-width: 10ch; margin: 10px 0 28px; }
.intro-grid { display: grid; grid-template-columns: 1.6fr .9fr; gap: 28px; }
.info-card, .policy-grid article, .product-card, .detail-card {
  background: rgba(21, 25, 29, 0.9);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}
.info-card { padding: 22px; }
.info-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.info-list span, .tag {
  display: inline-flex; align-items: center; padding: 8px 12px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em;
}
.catalog-index { padding: 12px 0 12px; }
.catalog-index__list { display: flex; flex-wrap: wrap; gap: 12px; }
.catalog-index__list a { text-decoration: none; border: 1px solid var(--line); color: var(--muted); padding: 10px 14px; border-radius: 999px; }
.hero-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 22px; }
.hero-stats div { padding: 16px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.02); }
.hero-stats strong { display: block; font-size: 1.5rem; }
.hero-stats span { color: var(--muted); font-size: .92rem; }
.product-section { padding: 42px 0 18px; }
.section-heading { margin-bottom: 20px; }
.product-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.product-card { overflow: hidden; transition: transform .18s ease, border-color .18s ease; }
.product-card:hover { transform: translateY(-2px); border-color: #3a4652; }
.product-thumb { min-height: 220px; background: linear-gradient(135deg, #20262d, #161a20); display: grid; place-items: center; position: relative; }
.product-thumb__fallback { font-size: 48px; font-weight: 700; color: rgba(255,255,255,.18); position: absolute; }
.product-thumb__image { width: 100%; height: 100%; object-fit: cover; }
.product-card:first-child .product-thumb,
.product-card:hover .product-thumb { filter: saturate(1.05); }
.product-body { padding: 20px; }
.product-body h3 { margin: 8px 0 10px; font-size: 1.35rem; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 4px; }
.product-meta { display: grid; gap: 10px; margin: 18px 0; }
.product-meta div { display: grid; grid-template-columns: 72px 1fr; gap: 12px; }
.product-meta dt { color: var(--muted); }
.product-actions { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 16px; }
.price { font-size: 1.5rem; font-weight: 700; margin: 0; }
.product-actions > div { display: grid; gap: 8px; }
.buy-button, .ghost-button {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  border-radius: 999px; padding: 12px 18px; text-decoration: none; font-weight: 700;
}
.buy-button { background: var(--accent); color: var(--accent-text); }
.ghost-button { border: 1px solid var(--line); color: var(--text); }
.product-links { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
.context-link a { color: var(--muted); }
.policy-summary { padding-top: 38px; }
.product-section .section-heading h2 { margin: 0; }
.policy-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.policy-grid article { padding: 18px; }
.detail-hero { padding: 48px 0 20px; }
.detail-layout { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(320px, .75fr); gap: 24px; align-items: start; }
.detail-main { display: grid; gap: 20px; }
.detail-card { padding: 24px; }
.detail-card--sticky { position: sticky; top: 24px; align-self: start; }
.detail-card h1 { margin-top: 10px; font-size: clamp(2rem, 3vw, 3.3rem); line-height: 1.05; }
.detail-copy { color: var(--muted); font-size: 1.05rem; }
.detail-list { display: grid; gap: 10px; margin: 24px 0; }
.detail-list div { display: grid; grid-template-columns: 120px 1fr; gap: 12px; }
.feature-list { margin: 0; padding-left: 18px; display: grid; gap: 10px; color: var(--muted); }
.preview-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; }
.preview-card { margin: 0; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: rgba(255,255,255,.02); }
.preview-card img { aspect-ratio: 4 / 3; }
.legal-page { padding: 52px 0 20px; }
.legal-card { background: rgba(21, 25, 29, 0.9); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; display: grid; gap: 14px; color: var(--muted); }
.legal-card p { margin: 0; }
.status-badge { display: inline-flex; padding: 6px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.related-section { padding-top: 24px; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.related-card {
  background: rgba(21, 25, 29, 0.9); border: 1px solid var(--line); border-radius: 16px;
  padding: 18px; text-decoration: none; display: grid; gap: 10px;
}
.related-card strong { font-size: 1.05rem; }
.related-card span:last-child { color: var(--muted); }
.catalog-note {
  margin-top: 40px; padding: 18px 20px; border: 1px dashed var(--line); border-radius: 16px; color: var(--muted);
}
@media (max-width: 860px) {
  .intro-grid, .detail-layout { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr; }
  .header-inner, .footer-inner { align-items: flex-start; flex-direction: column; padding: 18px 0; }
  .detail-card--sticky { position: static; }
}