/* v13 产品列表视觉与分类锚点，仅在产品列表/分类页按需加载。 */
#product-results { scroll-margin-top: 96px; }
#product-results:focus { outline: 2px solid transparent; }
.product-toolbar { display: grid; grid-template-columns: minmax(0, 1fr) auto; column-gap: 24px; row-gap: 18px; align-items: center; }
.product-toolbar .filter-scroll { grid-column: 1 / -1; width: 100%; min-width: 0; }
.product-toolbar .product-search { grid-column: 1; justify-self: end; width: min(100%, 380px); }
.lv-page-nav a { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; border-radius: 999px; padding-inline: 22px; font-weight: 700; }
.lv-plist__group {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 44px;
}
.lv-plist__group-title { grid-column: 1 / -1; }
@media (min-width: 768px) {
    .lv-plist__group { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1200px) {
    .lv-plist__group { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
.lv-plist__group-title { display: flex; align-items: center; gap: 12px; font-size: 22px; margin: 0 0 18px; color: var(--ink); }
.lv-plist__group-title span { color: var(--accent); font-size: 13px; font-weight: 800; }
.lv-plist__item { position: relative; margin-bottom: 16px; }
.lv-plist__card { min-width: 0; display: grid; grid-template-columns: 1fr; gap: 14px; align-items: start; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 18px; text-decoration: none; transition: box-shadow .25s ease; height: 100%; }
.lv-plist__card:hover { box-shadow: var(--shadow); }
.lv-plist__media { position: relative; overflow: hidden; border-radius: 8px; background: transparent; }
.lv-plist__media img { width: 100%; height: 230px; object-fit: contain; display: block; padding: 4px; }
.lv-plist__media .product-card__badges { position: absolute; top: 10px; left: 10px; }
.lv-plist__body { min-width: 0; }
.lv-plist__code { color: var(--accent-text); font-size: 17px; font-weight: 800; letter-spacing: .04em; }
.lv-plist__body h4 { min-height: 2.8em; margin: 8px 0 14px; font-size: 20px; color: var(--ink); line-height: 1.4; overflow-wrap: anywhere; }
.lv-plist__more { font-size: 13px; font-weight: 700; color: var(--accent); }
.lv-plist__compare { position: absolute; right: 18px; bottom: 16px; z-index: 2; display: inline-flex; align-items: center; justify-content: center; width: auto; min-width: 0; height: 36px; min-height: 36px; padding: 0 12px; border: 1px solid #CFCFCB; border-radius: 999px; color: var(--ink); background: #fff; font-size: 13px; font-weight: 700; line-height: 1; white-space: nowrap; text-decoration: none; }
.lv-plist__compare:hover, .lv-plist__compare.is-selected { border-color: var(--accent); color: var(--accent-on-bright); background: var(--accent); }

.product-compare { margin-top: 32px; padding: 28px; border: 1px solid #DDDDDA; border-radius: 18px; background: var(--surface); scroll-margin-top: 96px; }
.product-compare__header { display: flex; justify-content: space-between; gap: 24px; align-items: flex-start; }
.product-compare__header h3 { margin: 4px 0 8px; font-size: clamp(24px, 3vw, 34px); color: var(--ink); }
.product-compare__header p { margin: 0; color: var(--muted); }
.product-compare__source { color: var(--muted); font-size: 12px; white-space: nowrap; }
.product-compare__tabs { display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0 16px; }
.product-compare__tabs a { padding: 10px 18px; border: 1px solid #CFCFCB; border-radius: 999px; color: var(--ink); background: #fff; font-weight: 700; text-decoration: none; }
.product-compare__tabs a.is-active { border-color: var(--accent); color: var(--accent-on-bright); background: var(--accent); }
.product-compare__picker { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.product-compare__picker a { display: flex; justify-content: space-between; gap: 8px; align-items: center; min-height: 48px; padding: 10px 14px; border: 1px solid #DDDDDA; border-radius: 10px; color: var(--ink); background: #fff; text-decoration: none; }
.product-compare__picker a span { color: var(--muted); font-size: 12px; }
.product-compare__picker a.is-selected { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.product-compare__picker a.is-selected span { color: var(--accent); }
.product-compare__actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 18px 0; }
.product-compare__actions > button:not(.button) { min-height: 40px; padding: 8px 14px; border: 1px solid #CFCFCB; border-radius: 8px; color: var(--ink); background: #fff; font-weight: 700; cursor: pointer; }
.product-compare__actions button[disabled] { opacity: .45; cursor: not-allowed; }
.product-compare__actions [data-compare-status] { flex: 1 1 240px; color: var(--muted); font-size: 13px; }
.product-compare__table-wrap { max-width: 100%; overflow-x: auto; border: 1px solid #DDDDDA; border-radius: 12px; background: #fff; }
.product-compare__table-wrap[hidden] { display: none; }
.product-compare table { width: 100%; min-width: 720px; border-collapse: collapse; table-layout: fixed; }
.product-compare th, .product-compare td { min-width: 180px; padding: 16px; border-right: 1px solid var(--surface-2); border-bottom: 1px solid var(--surface-2); text-align: left; vertical-align: top; line-height: 1.7; }
.product-compare tr > :first-child { position: sticky; left: 0; z-index: 1; width: 150px; min-width: 150px; color: var(--ink); background: var(--surface); }
.product-compare thead th { color: var(--ink); background: #fff; }
.product-compare thead img { display: block; width: 96px; height: 72px; margin-bottom: 8px; object-fit: contain; }
.product-compare thead a { color: var(--ink); font-weight: 800; }
.product-compare thead button { display: block; margin-top: 8px; padding: 0; border: 0; color: var(--accent); background: transparent; cursor: pointer; }
.product-compare.is-differences-only tr[data-different="false"] { display: none; }
.product-compare__catalog { margin-top: 18px; }
.product-compare__catalog details { border-top: 1px solid #DDDDDA; }
.product-compare__catalog summary { padding: 14px 2px; color: var(--ink); font-weight: 800; cursor: pointer; }
.product-compare__catalog details > div { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; padding-bottom: 14px; }
.product-compare__catalog article { padding: 14px; border-radius: 10px; background: #fff; }
.product-compare__catalog h4 { margin: 0 0 8px; }
.product-compare__catalog p { margin: 4px 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
.product-compare :focus-visible, .lv-plist__compare:focus-visible { outline: 3px solid rgba(255,103,0, .35); outline-offset: 3px; }

.lv-plist__item { padding-bottom: 54px; }
.product-toolbar__compare { flex: 0 0 auto; white-space: nowrap; }
@media (max-width: 960px) {
    .lv-plist__media img { height: 250px; }
}
@media (max-width: 900px) {
    #product-results { scroll-margin-top: 84px; }
    .product-toolbar { grid-template-columns: minmax(0, 1fr); }
    .product-toolbar .filter-scroll, .product-toolbar .product-search, .product-toolbar__compare { grid-column: 1; }
    .product-toolbar .product-search { justify-self: stretch; width: 100%; }
    .product-toolbar__compare { justify-self: start; }
    .lv-page-nav a { min-height: 42px; padding-inline: 18px; }
    .product-compare { padding: 20px 16px; scroll-margin-top: 84px; }
    .product-compare__header { display: block; }
    .product-compare__source { display: block; margin-top: 10px; white-space: normal; }
    .product-compare__catalog details > div { grid-template-columns: 1fr; }
}

/* v13.11: component colors and keyboard states. */
.product-toolbar .filter-scroll a:hover, .product-toolbar .filter-scroll a:focus-visible, .product-toolbar .filter-scroll a.is-active,
.product-compare__tabs a:hover, .product-compare__tabs a:focus-visible, .product-compare__tabs a.is-active { background: var(--accent-text); border-color: var(--accent-text); color: #fff; }