:root {
  color-scheme: dark;
  --bg: #04070b;
  --ink: #f7f0dc;
  --muted: #cfc4b0;
  --gold: #e6bf68;
  --cyan: #70e5ff;
  --line: rgba(230,191,104,.25);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 50% 0, rgba(112,229,255,.14), transparent 28rem),
    radial-gradient(circle at 80% 60%, rgba(230,191,104,.12), transparent 24rem),
    var(--bg);
  color: var(--ink);
  line-height: 1.58;
}
.product-page {
  width: min(1020px, calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0 70px;
}
.back { color: var(--gold); text-decoration: none; font-weight: 800; }
.hero-card, .content-grid article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(13,19,29,.88);
  box-shadow: 0 24px 90px rgba(0,0,0,.35);
}
.hero-card { margin-top: 22px; padding: 32px; }
.sku { color: var(--cyan); font-weight: 900; text-transform: uppercase; font-size: 13px; }
h1, h2 { font-family: Georgia, "Times New Roman", serif; color: var(--gold); letter-spacing: 0; line-height: 1.04; }
h1 { font-size: clamp(42px, 7vw, 78px); margin: 12px 0 18px; text-transform: uppercase; }
h2 { font-size: 31px; margin: 0 0 14px; }
.lead { color: #dfd5c2; font-size: 19px; max-width: 780px; }
.price { color: var(--gold); font-weight: 900; }
.note, li, p { color: var(--muted); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0 0; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1px solid rgba(230,191,104,.5);
  border-radius: 8px;
  padding: 0 18px;
  background: rgba(230,191,104,.09);
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
}
.btn.primary {
  background: linear-gradient(180deg, #f5d783, #b47a2d);
  color: #130d06;
  border-color: #ffe49b;
}
.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 18px;
}
.content-grid article { padding: 24px; }
@media (max-width: 760px) {
  .content-grid { grid-template-columns: 1fr; }
}