:root {
  --accent: #6d28d9;
  --accent-light: #8b5cf6;
  --accent-dark: #5b21b6;
  --price-box-bg: #faf5ff;
}

/* 2x1 promo badge (page-specific) */
.promo-2x1 {
  background: #dc2626;
  color: #fff;
  padding: 6px 16px;
  border-radius: var(--r-full);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .5px;
  text-transform: uppercase;
  white-space: nowrap;
}
@media (max-width: 480px) {
  .promo-2x1 { font-size: 13px; padding: 5px 12px; }
}

/* Layer colors for technology section */
.layer--frame { background: linear-gradient(135deg, #1e1b4b, #312e81); color: #fff; }
.layer--lens  { background: linear-gradient(135deg, #6d28d9, #8b5cf6); color: #fff; }
.layer--core  { background: linear-gradient(135deg, #4c1d95, #6d28d9); color: #fff; }
.layer--coat  { background: linear-gradient(135deg, #2e1065, #4c1d95); color: #fff; }