.page-products {
  --pp-space: clamp(28px, 4.5vw, 52px);
  --pp-hair: 1px solid var(--line);
  --pp-row-h: 44px;
  position: relative;
}

/* ---------- 首屏 ---------- */
.page-products .products-hero {
  position: relative;
  overflow: hidden;
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  top: -200px;
  left: -140px;
  width: 580px;
  height: 580px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(122, 92, 255, 0.26), transparent 68%);
  filter: blur(70px);
  pointer-events: none;
}

.page-products .products-hero .shell {
  position: relative;
}

.page-products .products-hero__frame {
  padding: clamp(26px, 5vw, 60px);
}

.page-products .products-hero__grid {
  gap: clamp(26px, 4vw, 56px);
  align-items: center;
}

.page-products .products-hero__copy h1 {
  margin: 14px 0 18px;
  max-width: 16ch;
}

.page-products .products-hero__copy .lede {
  max-width: 46ch;
}

.page-products .products-hero__copy .cta-row {
  margin-top: 26px;
}

.page-products .products-hero__media {
  margin: 0;
}

.page-products .products-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 主栏目 ---------- */
.page-products .products-columns {
  list-style: none;
  margin: var(--pp-space) 0 0;
  padding: 1px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: var(--pp-hair);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .products-column {
  position: relative;
  background: var(--deep);
  padding: 22px 24px 24px;
  transition: background 200ms var(--ease);
}

.page-products .products-column::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--grad);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 320ms var(--ease);
}

.page-products .products-column:hover,
.page-products .products-column:focus-within {
  background: var(--panel);
}

.page-products .products-column:hover::before,
.page-products .products-column:focus-within::before {
  transform: scaleY(1);
}

.page-products .products-column__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-products .products-column__title {
  margin: 8px 0 10px;
  font-size: 20px;
  color: var(--warm);
}

.page-products .products-column__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .products-column__meta {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--purple-soft);
}

/* ---------- 二级入口 ---------- */
.page-products .products-entries__grid {
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-products .products-folds {
  margin-top: var(--pp-space);
  border-top: var(--pp-hair);
}

.page-products .products-folds .fold {
  border-bottom: var(--pp-hair);
}

.page-products .products-folds .fold summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 4px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 16px;
  color: var(--warm);
  transition: color 180ms var(--ease);
}

.page-products .products-folds .fold summary::-webkit-details-marker {
  display: none;
}

.page-products .products-folds .fold summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--cyan);
  transition: color 180ms var(--ease);
}

.page-products .products-folds .fold[open] summary {
  color: var(--purple-soft);
}

.page-products .products-folds .fold[open] summary::after {
  content: "–";
  color: var(--purple-soft);
}

.page-products .products-folds .fold summary:hover {
  color: var(--cyan);
}

.page-products .products-folds .fold summary::before {
  content: "";
  width: 10px;
  height: 1px;
  background: var(--purple);
  opacity: 0.7;
  flex: none;
}

.page-products .products-folds .fold-body {
  padding: 0 0 20px 22px;
}

.page-products .products-entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  border-left: var(--pp-hair);
}

.page-products .products-entry-list li {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .products-entry-list li::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 0.78em;
  width: 10px;
  height: 1px;
  background: var(--purple-soft);
  opacity: 0.55;
}

.page-products .products-entry-list .entry-name {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--warm);
}

.page-products .products-entries__media {
  margin: 0;
}

.page-products .products-entries__media img,
.page-products .products-fit__media img,
.page-products .products-tables__media img,
.page-products .products-divider img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 对照表 ---------- */
.page-products .products-tables__media {
  margin: var(--pp-space) 0 0;
}

.page-products .products-table-wrap {
  margin-top: 24px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: var(--pp-hair);
  border-radius: var(--radius);
  background: var(--deep);
}

.page-products .products-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .products-table caption {
  caption-side: top;
  text-align: left;
  padding: 16px 18px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-products .products-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--panel);
  padding: 12px 18px;
  height: var(--pp-row-h);
  text-align: left;
  vertical-align: middle;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--purple-soft);
  white-space: nowrap;
  border-bottom: var(--pp-hair);
}

.page-products .products-table tbody th,
.page-products .products-table tbody td {
  padding: 12px 18px;
  min-height: var(--pp-row-h);
  text-align: left;
  vertical-align: top;
  line-height: 1.65;
  color: var(--mist);
  border-bottom: 1px solid rgba(42, 53, 80, 0.55);
}

.page-products .products-table tbody tr:last-child th,
.page-products .products-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .products-table tbody tr {
  transition: background 160ms var(--ease);
}

.page-products .products-table tbody tr:hover th,
.page-products .products-table tbody tr:hover td {
  background: rgba(122, 92, 255, 0.09);
  color: var(--warm);
}

.page-products .products-table .row-key {
  color: var(--warm);
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
}

.page-products .products-table thead th:first-child,
.page-products .products-table tbody .row-key {
  position: sticky;
  left: 0;
  z-index: 1;
  background: var(--deep);
  box-shadow: 1px 0 0 var(--line);
}

.page-products .products-table thead th:first-child {
  background: var(--panel);
  z-index: 3;
}

.page-products .products-table tbody tr:hover .row-key {
  background: #161f38;
}

.page-products .products-table td.num,
.page-products .products-table th.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--gold);
  text-align: right;
  white-space: nowrap;
}

.page-products .products-table .mono {
  font-size: 12px;
  color: var(--gold);
}

.page-products .products-note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .products-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 214, 200, 0.4);
}

.page-products .products-note a:hover {
  color: var(--warm);
  border-bottom-color: var(--warm);
}

/* ---------- 章节分隔横图 ---------- */
.page-products .products-divider {
  display: block;
  margin: clamp(32px, 6vw, 72px) auto;
  max-width: 1240px;
  width: calc(100% - 48px);
  border: 0;
}

/* ---------- 搭配建议 ---------- */
.page-products .products-fit__grid {
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-products .products-fit-list {
  margin-top: var(--pp-space);
  display: grid;
  gap: 16px;
}

.page-products .products-fit-list .panel {
  position: relative;
  padding: 22px 24px;
  background: var(--panel);
  border: var(--pp-hair);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .products-fit-list .panel::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--grad);
  opacity: 0.7;
  transition: width 240ms var(--ease);
}

.page-products .products-fit-list .panel:hover::after {
  width: 4px;
}

.page-products .products-fit-list .panel-title {
  margin: 0 0 10px;
  font-size: 18px;
  color: var(--warm);
}

.page-products .products-fit-list .panel-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .products-fit__media {
  margin: 0;
}

/* ---------- 收尾 ---------- */
.page-products .products-next {
  padding: clamp(28px, 5vw, 52px);
}

.page-products .products-next__grid {
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.page-products .products-next__copy h2 {
  margin: 0 0 14px;
}

.page-products .products-next__copy p {
  margin: 0;
  max-width: 46ch;
  color: var(--mist);
  line-height: 1.8;
}

.page-products .products-next__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 600px) {
  .page-products .products-entry-list li {
    grid-template-columns: minmax(96px, 130px) 1fr;
    gap: 14px;
    align-items: baseline;
  }

  .page-products .products-entry-list li::before {
    top: 0.78em;
  }
}

@media (min-width: 720px) {
  .page-products .products-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .products-next__cta {
    justify-content: flex-end;
  }
}

@media (min-width: 1024px) {
  .page-products .products-columns {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .products-entries__media {
    position: sticky;
    top: calc(var(--header-panel-top) + 16px);
  }

  .page-products .products-fit__media {
    position: sticky;
    top: calc(var(--header-panel-top) + 16px);
  }
}

@media (max-width: 899px) {
  .page-products .products-hero__copy h1 {
    max-width: none;
  }

  .page-products .products-table thead th:first-child,
  .page-products .products-table tbody .row-key {
    box-shadow: 2px 0 0 var(--line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .products-column,
  .page-products .products-column::before,
  .page-products .products-table tbody tr,
  .page-products .products-fit-list .panel::after {
    transition: none;
  }
}