/* Bàn chọn và lịch sử chỉ hiển thị dữ liệu sản phẩm đang công khai. */
.product-compare-action { margin: 10px 0 0; }
.compare-button { min-height: 40px; padding: 8px 12px; border: 1px solid var(--line); background: white; color: var(--ink); font-size: .8rem; }
.compare-button[aria-pressed="true"] { border-color: var(--blue); background: #edf3fc; color: var(--blue); }
.shopping-discovery-links { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; }
.shopping-discovery-links .text-link { margin: 0; }
.shopping-discovery-links form { margin: 0; }
.comparison-count { display: inline-block; padding: 2px 7px; margin-left: 5px; background: #edf3fc; color: var(--blue); font-size: .75rem; }
.comparison-heading { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 16px 32px; margin-bottom: 36px; }
.comparison-heading h1 { font-size: clamp(2.5rem, 4.5vw, 4.5rem); margin-bottom: 18px; }
.comparison-heading p:last-child { margin-bottom: 0; }
.comparison-empty { padding: 52px 28px; background: var(--paper); border-top: 2px solid var(--ink); }
.comparison-empty h2 { font-size: 2rem; }
.comparison-empty p { max-width: 52ch; }
.comparison-help, .comparison-footnote { color: var(--muted); font-size: .85rem; }
.comparison-table-scroll { overflow-x: auto; overscroll-behavior-x: contain; scrollbar-gutter: stable; border: 1px solid var(--line); }
.comparison-table { border-collapse: collapse; width: 100%; table-layout: fixed; }
.comparison-table caption { padding: 14px 18px; background: var(--paper); text-align: left; color: var(--muted); font-size: .82rem; }
.comparison-table th, .comparison-table td { padding: 20px; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); text-align: left; vertical-align: top; overflow-wrap: anywhere; font-size: .9rem; }
.comparison-table tr > :first-child { width: 170px; background: var(--paper); font-weight: 700; }
.comparison-table tr > :last-child { border-right: 0; }
.comparison-table tbody tr:last-child > * { border-bottom: 0; }
.comparison-table thead th { background: #edf3fc; font-size: 1rem; }
.comparison-table thead th > a { display: block; margin-bottom: 8px; line-height: 1.4; }
.comparison-table thead small { font-size: .72rem; font-weight: 400; }
.comparison-photos img { width: 100%; max-width: 240px; height: 230px; object-fit: cover; background: var(--paper); }
.comparison-photos small { margin-top: 8px; }
.comparison-price { font-weight: 700; color: var(--blue); }
.comparison-availability.in-stock { color: #226849; }
.comparison-measurements + .comparison-measurements { margin-top: 16px; }
.comparison-measurements strong { font-size: .85rem; }
.comparison-measurements dl { margin: 8px 0 0; }
.comparison-measurements dl > div { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 10px; margin-top: 4px; }
.comparison-measurements dt { color: var(--muted); }
.comparison-measurements dd { margin: 0; }
.comparison-actions { display: flex; flex-direction: column; gap: 12px; }
.comparison-actions .button { width: 100%; gap: 0; padding-inline: 12px; border-radius: 0; }
.comparison-footnote { margin: 20px 0 0; }
.recently-viewed { border-top: 1px solid var(--line); }
.recently-viewed .section-heading { align-items: center; }
.recently-viewed .section-heading h2 { font-size: clamp(1.8rem, 2.7vw, 2.6rem); }
.recently-viewed-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 24px; }
.recent-product-image { position: relative; display: block; overflow: hidden; aspect-ratio: 5/6; background: var(--paper); }
.recent-product-image img { width: 100%; height: 100%; object-fit: cover; }
.recent-product-variant { margin: 12px 0 6px; color: var(--muted); font-size: .75rem; }
.recent-product h3 { margin-bottom: 8px; font-size: .92rem; line-height: 1.4; overflow-wrap: anywhere; }
.recent-product .price { margin-bottom: 0; }
@media (hover: hover) and (pointer: fine) {
    .compare-button:hover { background: #edf3fc; border-color: var(--blue); }
    .comparison-table th > a:hover, .recent-product h3 a:hover { text-decoration: underline; text-underline-offset: 4px; }
}
@media (prefers-reduced-motion: no-preference) {
    .compare-button { transition: background 160ms, border-color 160ms; }
    .recent-product-image img { transition: transform 220ms ease; }
    .recent-product-image:hover img { transform: scale(1.025); }
}
@media (max-width: 1050px) {
    .comparison-table { min-width: 750px; }
    .comparison-table th, .comparison-table td { padding: 16px; }
    .recently-viewed-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px 18px; }
}
@media (max-width: 600px) {
    .comparison-heading { align-items: start; margin-bottom: 28px; }
    .comparison-table { min-width: 680px; }
    .comparison-table tr > :first-child { width: 130px; }
    .comparison-photos img { height: 180px; }
    .comparison-table th, .comparison-table td { padding: 14px; }
    .comparison-empty { padding: 32px 20px; }
    .recently-viewed .section-heading { flex-direction: column; align-items: start; gap: 12px; }
    .recently-viewed-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 14px; }
}