/* Category Hub — Amazon-style category listing + product detail */

body[data-landing-category-hub="1"] {
  --ch-link: var(--primary, #007185);
  --ch-link-hover: var(--primary-hover, var(--primary, #c7511f));
  --ch-yellow: var(--accent, var(--primary, #ffd814));
  --ch-yellow-hover: color-mix(in srgb, var(--accent, var(--primary, #f7ca00)) 88%, #000);
  --ch-orange: color-mix(in srgb, var(--accent, var(--primary, #ffa41c)) 72%, #ff8c00);
  --ch-orange-hover: color-mix(in srgb, var(--accent, var(--primary, #fa8900)) 60%, #e07000);
  --ch-green: color-mix(in srgb, var(--primary, #007600) 45%, #007600);
  --ch-star: var(--accent, var(--primary, #de7921));
  --ch-border: var(--card-border, #d5d9d9);
  --ch-ink: var(--text, #0f1111);
  --ch-muted: var(--text-muted, #565959);
  --ch-card: var(--card-bg, #fff);
}

/* ── Results bar ── */
.ch-results-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  padding: 0.55rem 1rem;
  background: var(--ch-card, #fff);
  border-bottom: 1px solid var(--ch-border);
  font-size: 0.875rem;
  color: var(--ch-ink);
}

.ch-results-bar strong { font-weight: 700; }

.ch-sort {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
}

.ch-sort select {
  border: 1px solid #d5d9d9;
  border-radius: 8px;
  background: #f0f2f2;
  padding: 0.25rem 0.55rem;
  font-size: 0.8rem;
  color: var(--ch-ink);
  cursor: pointer;
  min-height: 32px;
}

.ch-sort select:focus-visible {
  outline: 2px solid var(--ch-link);
  outline-offset: 1px;
}

/* ── Listing layout ── */
.ch-listing {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  max-width: 1500px;
  margin: 0 auto;
  padding: 0.75rem 0.75rem 2rem;
  align-items: start;
}

@media (min-width: 992px) {
  .ch-listing {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 1.25rem;
    padding: 0.85rem 1rem 2.5rem;
  }
}

.ch-filters {
  background: var(--ch-card, #fff);
  border: 1px solid var(--ch-border);
  border-radius: 4px;
  padding: 0.85rem 1rem 1.1rem;
  font-size: 0.85rem;
  color: var(--ch-ink);
}

.ch-filters h2,
.ch-filters h3 {
  margin: 0 0 0.5rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--ch-ink);
}

.ch-filter-group {
  padding: 0.65rem 0;
  border-bottom: 1px solid #eee;
}

.ch-filter-group:last-child { border-bottom: 0; }

.ch-filter-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ch-filter-links li { margin: 0 0 0.35rem; }

.ch-filter-links a {
  color: var(--ch-ink);
  text-decoration: none;
  font-size: 0.82rem;
  line-height: 1.3;
}

.ch-filter-links a:hover,
.ch-filter-links a:focus-visible {
  color: var(--ch-link-hover);
  text-decoration: underline;
}

.ch-filter-links a.is-active { font-weight: 700; color: var(--ch-link); }

.ch-check {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  margin: 0 0 0.4rem;
  cursor: pointer;
  font-size: 0.82rem;
  line-height: 1.3;
}

.ch-check input {
  margin-top: 0.15rem;
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--ch-link);
}

.ch-price-row {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.ch-price-row input[type="number"] {
  width: 72px;
  border: 1px solid var(--ch-border);
  border-radius: 4px;
  padding: 0.3rem 0.4rem;
  font-size: 0.8rem;
  min-height: 36px;
}

.ch-price-go {
  border: 1px solid #888c8c;
  background: #fff;
  border-radius: 20px;
  padding: 0.3rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  min-height: 36px;
}

.ch-price-go:hover { background: #f7fafa; }
.ch-price-go:focus-visible { outline: 2px solid var(--ch-link); outline-offset: 1px; }

.ch-filter-toggle {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--ch-border);
  background: #fff;
  border-radius: 8px;
  padding: 0.65rem 0.85rem;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  cursor: pointer;
  min-height: 44px;
}

@media (min-width: 992px) {
  .ch-filter-toggle { display: none; }
  .ch-filters-panel { display: block !important; }
}

.ch-filters-panel[hidden] { display: none; }

/* ── Product result rows ── */
.ch-results-head {
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ch-ink);
}

.ch-results-hint {
  margin: -0.35rem 0 1rem;
  font-size: 0.8rem;
  color: var(--ch-muted);
}

.ch-result {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 0.75rem 1rem;
  background: var(--ch-card, #fff);
  border: 1px solid var(--ch-border);
  border-radius: 4px;
  padding: 0.85rem;
  margin-bottom: 0.75rem;
}

@media (min-width: 576px) {
  .ch-result {
    grid-template-columns: 180px minmax(0, 1fr) auto;
    gap: 1rem 1.25rem;
    padding: 1rem 1.1rem;
  }
}

.ch-result-img {
  display: block;
  aspect-ratio: 1;
  background: #f7f8f8;
  border-radius: 2px;
  overflow: hidden;
  text-decoration: none;
}

.ch-result-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.ch-result-img-ph {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #aaa;
  font-size: 2rem;
}

.ch-result-body { min-width: 0; }

.ch-result-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--ch-navy-2, #232f3e);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 2px;
  margin-bottom: 0.35rem;
}

.ch-result-title {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.35;
}

.ch-result-title a {
  color: var(--ch-ink);
  text-decoration: none;
}

.ch-result-title a:hover {
  color: var(--ch-link-hover);
}

.ch-result-specs {
  margin: 0 0 0.4rem;
  font-size: 0.8rem;
  color: var(--ch-muted);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ch-stars {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--ch-star);
  font-size: 0.85rem;
  text-decoration: none;
}

.ch-stars .count { color: var(--ch-link); font-size: 0.8rem; }
.ch-stars:hover .count { color: var(--ch-link-hover); text-decoration: underline; }

.ch-bought {
  margin: 0.25rem 0 0;
  font-size: 0.75rem;
  color: var(--ch-muted);
}

.ch-result-buy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.45rem;
  min-width: 140px;
}

.ch-result-price {
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--ch-ink);
  line-height: 1;
}

.ch-result-price .sym { font-size: 0.75rem; vertical-align: top; margin-right: 0.1rem; }
.ch-result-price .cents { font-size: 0.75rem; vertical-align: top; }

.ch-result-compare {
  font-size: 0.75rem;
  color: var(--ch-muted);
  text-decoration: line-through;
}

.ch-ship {
  font-size: 0.75rem;
  color: var(--ch-ink);
  line-height: 1.35;
}

.ch-ship strong { font-weight: 700; }

.ch-btn-yellow,
.ch-btn-orange,
.ch-btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 500;
  padding: 0.45rem 1rem;
  min-height: 36px;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.15s ease, border-color 0.15s ease;
  width: 100%;
  max-width: 200px;
}

.ch-btn-yellow {
  background: var(--ch-yellow);
  border-color: #fcd200;
  color: var(--ch-ink);
}

.ch-btn-yellow:hover { background: var(--ch-yellow-hover); color: var(--ch-ink); }

.ch-btn-orange {
  background: var(--ch-orange);
  border-color: #ff8f00;
  color: var(--ch-ink);
}

.ch-btn-orange:hover { background: var(--ch-orange-hover); color: var(--ch-ink); }

.ch-btn-ghost {
  background: #fff;
  border-color: #888c8c;
  color: var(--ch-ink);
}

.ch-btn-ghost:hover { background: #f7fafa; color: var(--ch-ink); }

.ch-btn-yellow:focus-visible,
.ch-btn-orange:focus-visible,
.ch-btn-ghost:focus-visible {
  outline: 2px solid var(--ch-link);
  outline-offset: 2px;
}

.ch-oos {
  display: inline-block;
  background: #565959;
  color: #fff;
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
}

/* Shop by type strip */
.ch-shop-types {
  margin: 1.5rem 0 0.5rem;
  padding: 1rem 0 0;
}

.ch-shop-types h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 0.85rem;
}

.ch-shop-types-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .ch-shop-types-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.ch-shop-type {
  text-decoration: none;
  color: var(--ch-ink);
}

.ch-shop-type h3 {
  font-size: 0.95rem;
  font-weight: 400;
  margin: 0 0 0.4rem;
  text-transform: lowercase;
}

.ch-shop-type-img {
  aspect-ratio: 4 / 3;
  background: #fff;
  border: 1px solid var(--ch-border);
  border-radius: 4px;
  overflow: hidden;
}

.ch-shop-type-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ch-shop-type-ph {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: #aaa;
  background: #f7f8f8;
}

/* ── Product detail (Amazon 3-col) ── */
.ch-pd {
  max-width: 1500px;
  margin: 0 auto;
  padding: 0.5rem 0.75rem 2.5rem;
  background: #fff;
}

.ch-pd-crumb {
  font-size: 0.75rem;
  color: var(--ch-muted);
  padding: 0.5rem 0 0.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  align-items: center;
}

.ch-pd-crumb a {
  color: var(--ch-muted);
  text-decoration: none;
}

.ch-pd-crumb a:hover { color: var(--ch-link-hover); text-decoration: underline; }
.ch-pd-crumb .sep { opacity: 0.5; }

.ch-pd-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  align-items: start;
}

@media (min-width: 992px) {
  .ch-pd-grid {
    grid-template-columns: minmax(280px, 34%) minmax(0, 1fr) minmax(240px, 280px);
    gap: 1.5rem;
  }
}

/* Gallery */
.ch-pd-gallery {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 0.5rem;
  position: sticky;
  top: 1rem;
}

.ch-pd-thumbs {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  max-height: 420px;
  overflow-y: auto;
}

.ch-pd-thumb {
  width: 40px;
  height: 40px;
  border: 1px solid var(--ch-border);
  border-radius: 2px;
  padding: 2px;
  background: #fff;
  cursor: pointer;
  overflow: hidden;
}

.ch-pd-thumb.active,
.ch-pd-thumb:hover,
.ch-pd-thumb:focus-visible {
  border-color: #e77600;
  box-shadow: 0 0 0 1px #e77600;
  outline: none;
}

.ch-pd-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.ch-pd-main {
  position: relative;
  background: #fff;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ch-pd-main img {
  max-width: 100%;
  max-height: 480px;
  object-fit: contain;
  cursor: zoom-in;
}

.ch-pd-share {
  position: absolute;
  top: 0;
  right: 0;
  width: 36px;
  height: 36px;
  border: 0;
  background: transparent;
  color: var(--ch-muted);
  cursor: pointer;
  font-size: 1.1rem;
}

.ch-pd-fullview {
  display: block;
  text-align: center;
  margin-top: 0.5rem;
  font-size: 0.8rem;
  color: var(--ch-link);
  text-decoration: none;
  grid-column: 2;
}

.ch-pd-fullview:hover { color: var(--ch-link-hover); text-decoration: underline; }

/* Center info */
.ch-pd-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
  font-size: 0.85rem;
}

.ch-pd-brand a {
  color: var(--ch-link);
  text-decoration: none;
}

.ch-pd-brand a:hover { color: var(--ch-link-hover); text-decoration: underline; }

.ch-pd-title {
  margin: 0 0 0.5rem;
  font-size: 1.35rem;
  font-weight: 400;
  line-height: 1.3;
  color: var(--ch-ink);
}

.ch-pd-social {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #e7e7e7;
}

.ch-pd-choice {
  display: inline-flex;
  align-items: center;
  background: var(--ch-navy-2, #232f3e);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 2px;
}

.ch-pd-price-lg {
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--ch-ink);
  margin: 0.5rem 0;
}

.ch-pd-price-lg .sym { font-size: 0.85rem; vertical-align: top; }
.ch-pd-price-lg .cents { font-size: 0.85rem; vertical-align: top; }

.ch-pd-specs {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin: 0.75rem 0 1rem;
}

.ch-pd-specs th {
  text-align: left;
  font-weight: 700;
  padding: 0.35rem 0.75rem 0.35rem 0;
  vertical-align: top;
  width: 38%;
  color: var(--ch-ink);
}

.ch-pd-specs td {
  padding: 0.35rem 0;
  color: var(--ch-ink);
  vertical-align: top;
}

.ch-pd-about {
  border-top: 1px solid #e7e7e7;
  padding-top: 0.85rem;
  margin-top: 0.5rem;
}

.ch-pd-about h2 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}

.ch-pd-about ul {
  margin: 0;
  padding-left: 1.15rem;
  font-size: 0.9rem;
  line-height: 1.5;
}

.ch-pd-about li { margin-bottom: 0.35rem; }

.ch-pd-about .rich {
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--ch-ink);
}

.ch-pd-toggle {
  background: none;
  border: 0;
  color: var(--ch-link);
  font-size: 0.85rem;
  padding: 0;
  cursor: pointer;
}

.ch-pd-toggle:hover { color: var(--ch-link-hover); text-decoration: underline; }

/* Buy box */
.ch-buybox {
  border: 1px solid var(--ch-border);
  border-radius: 8px;
  padding: 1rem;
  background: var(--ch-card, #fff);
  position: sticky;
  top: 1rem;
}

.ch-buybox-price {
  font-size: 1.5rem;
  margin: 0 0 0.5rem;
}

.ch-buybox-ship {
  font-size: 0.85rem;
  line-height: 1.45;
  margin-bottom: 0.65rem;
}

.ch-buybox-ship a { color: var(--ch-link); text-decoration: none; }
.ch-buybox-ship a:hover { color: var(--ch-link-hover); text-decoration: underline; }

.ch-buybox-stock {
  color: var(--ch-green);
  font-size: 1.1rem;
  font-weight: 400;
  margin: 0.5rem 0 0.75rem;
}

.ch-buybox-stock.out { color: #b12704; }

.ch-qty-label {
  display: block;
  font-size: 0.8rem;
  margin-bottom: 0.65rem;
}

.ch-qty-label select {
  width: 100%;
  border: 1px solid #d5d9d9;
  border-radius: 8px;
  background: #f0f2f2;
  padding: 0.4rem 0.55rem;
  font-size: 0.85rem;
  min-height: 36px;
  margin-top: 0.25rem;
  cursor: pointer;
}

.ch-buybox .ch-btn-yellow,
.ch-buybox .ch-btn-orange,
.ch-buybox .ch-btn-ghost {
  max-width: none;
  margin-bottom: 0.5rem;
  border-radius: 20px;
}

.ch-buybox-meta {
  margin-top: 0.85rem;
  padding-top: 0.75rem;
  border-top: 1px solid #eee;
  font-size: 0.75rem;
  color: var(--ch-muted);
  line-height: 1.55;
}

.ch-buybox-meta strong { color: var(--ch-ink); font-weight: 400; }
.ch-buybox-meta a { color: var(--ch-link); text-decoration: none; }
.ch-buybox-meta a:hover { text-decoration: underline; }

.ch-variant-group { margin-bottom: 0.75rem; }
.ch-variant-label { font-size: 0.8rem; font-weight: 700; margin-bottom: 0.35rem; }
.ch-variant-opts { display: flex; flex-wrap: wrap; gap: 0.35rem; }

.ch-variant-opt {
  border: 1px solid #888c8c;
  background: #fff;
  border-radius: 4px;
  padding: 0.3rem 0.65rem;
  font-size: 0.8rem;
  cursor: pointer;
  min-height: 36px;
}

.ch-variant-opt.active {
  border-color: #e77600;
  box-shadow: 0 0 0 1px #e77600;
}

.ch-variant-opt:focus-visible {
  outline: 2px solid var(--ch-link);
  outline-offset: 1px;
}

@media (prefers-reduced-motion: reduce) {
  .ch-btn-yellow,
  .ch-btn-orange,
  .ch-btn-ghost {
    transition: none;
  }
}