/* —— Compare matrix —— */

.page-compare {
  padding-block: var(--space-3) var(--space-6);
  min-width: 0;
}

.compare-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px 24px;
  margin-bottom: var(--space-3);
}

.compare-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.compare-lead {
  margin: 0;
  max-width: 42rem;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.45;
}

.compare-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.compare-diff-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-right: 4px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  user-select: none;
}

.compare-diff-toggle input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--machine-deep);
}

.compare-notice {
  margin: 0 0 16px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  font-size: 13px;
  color: var(--muted);
}

.compare-empty {
  display: grid;
  gap: 16px;
  justify-items: start;
  padding: 28px 24px;
  border: 1px solid var(--line);
  background: var(--raised);
}

.compare-empty-card {
  display: grid;
  grid-template-columns: minmax(0, 160px) minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  width: min(100%, 520px);
}

.compare-empty-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--surface-2);
}

.compare-empty-card p {
  margin: 4px 0 12px;
  color: var(--muted);
  font-size: 14px;
}

.compare-table-wrap {
  overflow: auto;
  max-width: 100%;
  border: 1px solid var(--line);
  background: var(--raised);
  -webkit-overflow-scrolling: touch;
}

.compare-table {
  width: max-content;
  min-width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13px;
}

.compare-table th,
.compare-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  vertical-align: top;
  text-align: left;
  background: var(--raised);
}

.compare-table th:last-child,
.compare-table td:last-child {
  border-right: 0;
}

.compare-sticky-col {
  position: sticky;
  left: 0;
  z-index: 2;
  min-width: 148px;
  max-width: 200px;
  font-weight: 700;
  background: var(--surface) !important;
  box-shadow: 1px 0 0 var(--line);
}

.compare-corner {
  z-index: 4;
  top: 0;
  vertical-align: bottom;
}

thead .compare-product {
  position: sticky;
  top: 0;
  z-index: 3;
  min-width: 200px;
  max-width: 260px;
  background: var(--raised);
  box-shadow: 0 1px 0 var(--line);
}

thead .compare-corner {
  z-index: 5;
}

.compare-product-card {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.compare-product-media {
  display: block;
  overflow: hidden;
  background: var(--surface-2);
  aspect-ratio: 4 / 3;
}

.compare-product-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.compare-product-title {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.35;
  text-decoration: none;
}

.compare-product-title:hover {
  text-decoration: underline;
}

.compare-product-price {
  margin: 0;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  color: var(--signal);
}

.compare-product-meta {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
}

.compare-product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.compare-section-row th {
  padding: 14px 14px 10px;
  border-bottom-color: var(--machine);
  background: var(--surface-2) !important;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.compare-data-row.is-diff td {
  background: color-mix(in srgb, var(--machine) 10%, var(--raised));
}

.compare-data-row.is-same.is-hidden-same {
  display: none;
}

body.compare-diff-only .compare-data-row.is-same {
  display: none;
}

@media print {
  .compare-toolbar,
  .compare-product-actions,
  .site-header,
  .site-footer,
  .list-crumb-compare-panel {
    display: none !important;
  }

  .compare-table-wrap {
    overflow: visible;
    border: 0;
  }
}

@media (max-width: 720px) {
  .compare-head {
    align-items: stretch;
  }

  .compare-empty-card {
    grid-template-columns: 1fr;
  }

  .compare-sticky-col {
    min-width: 120px;
  }

  thead .compare-product {
    min-width: 180px;
  }
}