/* shop.eqg.ooo sub-pages (product detail, success, cancelled).
   Theme follows the browser: light by default, dark via
   prefers-color-scheme — the dark palette matches the catalog page. */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

:root {
  color-scheme: light dark;
  --bg: #fafafa;
  --surface: #fff;
  --text: #222;
  --muted: #777;
  --accent: #1a4d7a;
  --btn-bg: #1a4d7a;
  --btn-fg: #fff;
  --border: #ddd;
  --placeholder: #e8eef3;
  --max: 1100px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a0a0c;
    --surface: #111113;
    --text: #f1f1f3;
    --muted: #88888f;
    --accent: #7ab3bd;
    --btn-bg: #56828a;
    --btn-fg: #fff;
    --border: rgba(255, 255, 255, 0.12);
    --placeholder: #1a1a1f;
  }
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}
header.site {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
header.site .wordmark {
  display: flex; align-items: center;
  text-decoration: none;
}
header.site .wordmark img {
  height: 44px; width: auto; display: block;
}
header.site .login {
  background: var(--btn-bg); color: var(--btn-fg);
  padding: 8px 16px; border-radius: 4px;
  text-decoration: none; font-size: 14px;
}
header.site .cart-pill {
  color: var(--accent); text-decoration: none;
  font-size: 14px; font-weight: 600;
  margin-right: 14px; position: relative;
}
header.site .cart-pill .eqg-cart-count {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 17px; height: 17px; padding: 0 4px;
  border-radius: 999px; background: var(--btn-bg); color: var(--btn-fg);
  font-size: 11px; vertical-align: top; margin-left: 2px;
}
main { max-width: var(--max); margin: 0 auto; padding: 24px; }
h1 { font-size: 28px; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 32px 0 16px; color: var(--accent); }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px;
  display: flex; flex-direction: column;
}
.card .img-placeholder {
  background: var(--placeholder);
  height: 140px;
  border-radius: 4px;
  margin-bottom: 12px;
}
.card .name { font-weight: 600; margin: 0 0 4px; }
.card .price { color: var(--muted); font-size: 13px; margin: 0 0 12px; }
.card a.details {
  margin-top: auto; color: var(--accent);
  font-size: 14px; text-decoration: none;
}
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}
.product-detail .img-placeholder {
  background: var(--placeholder);
  min-height: 320px;
  border-radius: 6px;
}
.product-detail img.product-img {
  width: 100%;
  border-radius: 6px;
  display: block;
}
.product-detail .thumb-row {
  display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap;
}
.product-detail .thumb {
  width: 64px; height: 48px; object-fit: cover;
  border-radius: 4px; border: 2px solid transparent; cursor: pointer;
}
.product-detail .thumb.active { border-color: var(--accent); }
.product-detail .docs {
  margin-top: 24px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 6px; padding: 16px;
}
.product-detail .docs ul { margin: 8px 0 0; padding-left: 18px; }
.product-detail .docs li { margin-bottom: 4px; }
.product-detail .docs a { color: var(--accent); }
.product-detail h1 { font-size: 30px; margin-top: 0; letter-spacing: -0.01em; }
.product-detail .tagline {
  font-size: 19px; line-height: 1.45;
  color: var(--muted);
  margin: 10px 0 0;
}
.product-detail .specs {
  background: var(--surface); padding: 16px; border: 1px solid var(--border);
  border-radius: 6px; margin: 16px 0;
}
.product-detail .specs p {
  white-space: pre-line; /* preserve admin-entered line breaks / dash lists */
  margin: 8px 0 0;
}
.product-detail .price-line {
  font-size: 18px; font-weight: 600; margin: 16px 0;
}
.buy {
  background: var(--btn-bg); color: var(--btn-fg);
  border: 0; padding: 12px 24px; border-radius: 4px;
  font-size: 15px; font-weight: 600; cursor: pointer;
}
.buy:disabled { opacity: 0.5; cursor: not-allowed; }
.buy.secondary {
  background: transparent; color: var(--accent);
  border: 1px solid var(--accent); margin-left: 8px;
}
.buy-status {
  margin-top: 12px; font-size: 13px; color: var(--muted); min-height: 1em;
}
.back-link { display: inline-block; margin: 16px 0; color: var(--accent); }

/* Product-page content zones (use cases / nerd specs / cross-sell) */
.extra { margin-top: 56px; }
.extra h2 { margin: 0 0 16px; }
.extra h3 { font-size: 15px; margin: 18px 0 8px; }
.spec-table {
  display: grid;
  grid-template-columns: minmax(150px, 230px) 1fr;
  gap: 8px 24px;
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 16px;
}
.spec-table dt { color: var(--muted); font-weight: 600; font-size: 14px; }
.spec-table dd { margin: 0; font-size: 14px; white-space: pre-line; }
.uc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}
.uc-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px;
}
.uc-card h3 { margin: 0 0 8px; font-size: 16px; }
.uc-card p { margin: 0 0 8px; font-size: 14px; color: var(--muted); }
.uc-card a { color: var(--accent); font-size: 14px; }
.rel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 16px;
}
.rel-card {
  display: flex; gap: 12px; align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  text-decoration: none;
  color: var(--text);
}
.rel-card:hover { border-color: var(--accent); }
.rel-card img {
  width: 72px; height: 54px; object-fit: cover;
  border-radius: 4px; background: var(--placeholder);
  flex-shrink: 0;
}
.rel-card strong { display: block; font-size: 14px; }
.rel-card span { display: block; font-size: 12px; color: var(--muted); }
.rel-card em {
  display: block; font-style: normal; font-size: 13px;
  color: var(--accent); font-weight: 600; margin-top: 2px;
}
footer.site {
  border-top: 1px solid var(--border);
  padding: 24px;
  text-align: center;
  font-size: 13px;
  color: var(--muted);
}
footer.site a { color: var(--muted); margin: 0 8px; text-decoration: none; }
@media (max-width: 768px) {
  html { overflow-x: hidden; }
  main { padding: 16px; }
  header.site { padding: 12px 16px; }
  header.site .wordmark img { height: 56px; }
  .product-detail { grid-template-columns: 1fr; }
  .product-detail .img-placeholder { min-height: 220px; }
  .product-detail h1 { font-size: 26px; }
  .buy { padding: 12px 18px; }
  .spec-table { grid-template-columns: 130px 1fr; gap: 6px 12px; }
}