body.theme-modern {
  --font: "DM Sans", system-ui, sans-serif;
  --font-display: "DM Sans", system-ui, sans-serif;
  --header-bg: #1a1a1a;
  --header-text: #f5f5f5;
  --bg: #f8fafc;
  font-family: var(--font);
}
.site-header--store { background: var(--header-bg); }
.hero--cinematic { min-height: clamp(440px, 74vh, 780px); }
.catalog-section .product-card { border-radius: .75rem; }
.theme-modern .product-accordion { border-radius: .75rem; }
.theme-modern .product-accordion__summary { letter-spacing: .12em; }
.theme-modern .product-spec-table th { background: #111; color: #e2e8f0; }
.theme-modern .product-buy-card__title { letter-spacing: -.02em; }