.page-products {
  --pp-radius: 4px;
  --pp-line: 1px solid var(--mist);
  background: var(--paper);
  color: var(--ink);
}

.page-products .container {
  width: 100%;
  max-width: var(--w-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.page-products .section {
  padding: 56px 0;
}

.page-products .section--tint {
  background: var(--gold-soft);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumbs {
  font-size: 13px;
  color: rgba(245, 241, 233, 0.62);
}

.page-products .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
}

.page-products .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(234, 220, 192, 0.45);
}

.page-products .breadcrumbs a {
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-products .breadcrumbs a:hover,
.page-products .breadcrumbs a:focus-visible {
  color: #fff;
  border-bottom-color: var(--red-bright);
}

/* ---------- 首屏 ---------- */
.page-products__hero {
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--header-h) + 30px);
  padding-bottom: 60px;
  color: var(--paper);
  background:
    radial-gradient(115% 85% at 88% 0%, rgba(178, 31, 43, 0.42), transparent 62%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 78%, var(--ink-2) 100%);
}

.page-products__hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 58px;
  pointer-events: none;
  background:
    repeating-linear-gradient(118deg, rgba(234, 220, 192, 0.16) 0 1px, transparent 1px 26px);
  mask-image: linear-gradient(180deg, transparent, #000);
  -webkit-mask-image: linear-gradient(180deg, transparent, #000);
}

.page-products .hero-grid {
  display: grid;
  gap: 36px;
  margin-top: 4px;
}

.page-products .eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-products .display-title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(36px, 8vw, 64px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-products .lead {
  margin: 0 0 26px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 241, 233, 0.82);
}

/* ---------- 筛选 ---------- */
.page-products .filter-input,
.page-products .layer-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-products .filter-input:focus-visible ~ .entry-filter,
.page-products .layer-input:focus-visible ~ .layer-switch {
  outline: 2px solid var(--red-bright);
  outline-offset: 3px;
}

.page-products .entry-filter {
  margin-bottom: 22px;
  border-radius: 999px;
}

.page-products .filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  font-size: 14px;
  border: 1px solid rgba(234, 220, 192, 0.34);
  border-radius: 999px;
  color: var(--gold-soft);
  background: rgba(245, 241, 233, 0.05);
  cursor: pointer;
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-products .filter-chip:hover {
  border-color: var(--red-bright);
  color: #fff;
}

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

.page-products #f-all:checked ~ .entry-filter label[for="f-all"],
.page-products #f-query:checked ~ .entry-filter label[for="f-query"],
.page-products #f-column:checked ~ .entry-filter label[for="f-column"],
.page-products #f-compare:checked ~ .entry-filter label[for="f-compare"],
.page-products #f-case:checked ~ .entry-filter label[for="f-case"] {
  background: var(--red);
  border-color: var(--red);
  color: #fff;
}

.page-products #f-all:checked ~ .entry-filter label[for="f-all"] .mono {
  color: #fff;
}

/* ---------- 入口矩阵 ---------- */
.page-products .matrix-title {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: rgba(245, 241, 233, 0.7);
}

.page-products .entry-group {
  display: none;
  margin-bottom: 22px;
}

.page-products #f-all:checked ~ .entry-groups .entry-group,
.page-products #f-query:checked ~ .entry-groups .g-query,
.page-products #f-column:checked ~ .entry-groups .g-column,
.page-products #f-compare:checked ~ .entry-groups .g-compare,
.page-products #f-case:checked ~ .entry-groups .g-case {
  display: block;
}

.page-products .group-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 700;
  color: var(--gold-soft);
}

.page-products .group-head::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(234, 220, 192, 0.22);
}

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

.page-products .entry-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .entry-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  padding: 14px;
  border: 1px solid rgba(234, 220, 192, 0.2);
  border-radius: var(--pp-radius);
  background: rgba(245, 241, 233, 0.05);
  transition: transform var(--t-base) var(--ease), border-color var(--t-base) var(--ease), background var(--t-base) var(--ease);
}

.page-products .entry-item:hover {
  transform: translateY(-2px);
  border-color: var(--red-bright);
  background: rgba(245, 241, 233, 0.1);
}

.page-products .entry-idx {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.4;
  color: var(--gold);
}

.page-products .entry-name {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .entry-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(245, 241, 233, 0.68);
}

/* ---------- 升级版卡片 ---------- */
.page-products .upgrade-card {
  padding: 18px;
  border: 1px solid rgba(234, 220, 192, 0.3);
  border-radius: 8px;
  background: rgba(245, 241, 233, 0.09);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.page-products .upgrade-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 5px;
  object-fit: cover;
}

.page-products .upgrade-kicker {
  margin: 16px 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-products .upgrade-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .upgrade-text {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 241, 233, 0.8);
}

.page-products .upgrade-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-products .upgrade-list li {
  position: relative;
  padding-left: 18px;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(245, 241, 233, 0.76);
}

.page-products .upgrade-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 2px;
  background: var(--gold);
}

.page-products .upgrade-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 700;
  border-radius: 3px;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}

.page-products .btn:hover {
  transform: translateY(-2px);
}

.page-products .btn--primary {
  background: var(--red);
  color: #fff;
}

.page-products .btn--primary:hover {
  background: var(--red-bright);
}

.page-products .btn--ghost {
  border-color: var(--brown);
  color: var(--ink);
  background: transparent;
}

.page-products__hero .btn--ghost {
  border-color: rgba(234, 220, 192, 0.5);
  color: var(--gold-soft);
}

.page-products__hero .btn--ghost:hover {
  border-color: var(--red-bright);
  color: #fff;
}

.page-products .btn:focus-visible,
.page-products .scene-link:focus-visible,
.page-products .breadcrumbs a:focus-visible {
  outline: 2px solid var(--red-bright);
  outline-offset: 3px;
}

/* ---------- 通用标题 ---------- */
.page-products .section-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(24px, 5vw, 36px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-products .prose {
  margin: 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-products .section-head {
  margin-bottom: 28px;
}

/* ---------- 指南 ---------- */
.page-products .guides-band {
  background: var(--paper);
}

.page-products .guides-intro {
  display: grid;
  gap: 24px;
  margin-bottom: 32px;
}

.page-products .guides-intro-media img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--pp-line);
  border-radius: var(--pp-radius);
  object-fit: cover;
}

.page-products .guides-hint {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--mist-deep);
}

.page-products .guide-grid {
  display: grid;
  gap: 12px;
}

.page-products .guide-card {
  border: var(--pp-line);
  border-left: 4px solid var(--gold);
  border-radius: var(--pp-radius);
  background: #fff;
  transition: transform var(--t-base) var(--ease), border-color var(--t-base) var(--ease);
}

.page-products .guide-card:hover {
  transform: translateY(-2px);
  border-color: var(--red-bright);
  border-left-color: var(--red);
}

.page-products .guide-card summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 14px 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .guide-card summary::-webkit-details-marker {
  display: none;
}

.page-products .guide-no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
  flex: none;
}

.page-products .guide-name {
  flex: 1;
}

.page-products .guide-cue {
  flex: none;
  font-size: 16px;
  color: var(--brown);
  transition: transform var(--t-fast) var(--ease);
}

.page-products .guide-card[open] .guide-cue {
  transform: rotate(45deg);
}

.page-products .guide-steps {
  margin: 0;
  padding: 0 18px 16px 40px;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.75;
}

.page-products .guide-steps li + li {
  margin-top: 6px;
}

/* ---------- 分端对比 ---------- */
.page-products .compare-head .prose {
  max-width: 44em;
}

.page-products .compare-overview {
  margin: 0 0 24px;
}

.page-products .compare-overview img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(124, 81, 56, 0.35);
  border-radius: var(--pp-radius);
  background: var(--paper);
  object-fit: cover;
}

.page-products .compare-overview figcaption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--mist-deep);
}

.page-products .device-pair {
  display: grid;
  gap: 18px;
  margin-bottom: 30px;
}

.page-products .device-figure {
  margin: 0;
  padding: 14px;
  background: var(--paper);
  border: var(--pp-line);
  border-radius: var(--pp-radius);
}

.page-products .device-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 340px;
  object-fit: contain;
}

.page-products .device-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--brown);
}

.page-products .layer-compare {
  border-top: 4px solid var(--ink);
  padding-top: 22px;
}

.page-products .layer-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  border-radius: 999px;
}

.page-products .layer-chip {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 700;
  border: 1px solid var(--brown);
  border-radius: 999px;
  color: var(--ink-2);
  background: transparent;
  cursor: pointer;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-products .layer-chip:hover {
  border-color: var(--red-bright);
  color: var(--red);
}

.page-products #ly-1:checked ~ .layer-switch label[for="ly-1"],
.page-products #ly-2:checked ~ .layer-switch label[for="ly-2"],
.page-products #ly-3:checked ~ .layer-switch label[for="ly-3"],
.page-products #ly-4:checked ~ .layer-switch label[for="ly-4"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--gold-soft);
}

.page-products .layer-notes {
  margin-bottom: 20px;
  padding: 16px 18px;
  border-left: 4px solid var(--gold);
  background: rgba(245, 241, 233, 0.75);
  border-radius: 0 var(--pp-radius) var(--pp-radius) 0;
}

.page-products .layer-note {
  display: none;
  margin: 0;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-products #ly-1:checked ~ .layer-notes .n-1,
.page-products #ly-2:checked ~ .layer-notes .n-2,
.page-products #ly-3:checked ~ .layer-notes .n-3,
.page-products #ly-4:checked ~ .layer-notes .n-4 {
  display: block;
}

.page-products .data-table-scroll {
  overflow-x: auto;
  border: var(--pp-line);
  border-radius: var(--pp-radius);
  background: var(--paper);
  -webkit-overflow-scrolling: touch;
}

.page-products .data-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .data-table caption {
  text-align: left;
}

.page-products .data-table th,
.page-products .data-table td {
  padding: 13px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--mist);
  line-height: 1.65;
}

.page-products .data-table thead th {
  position: sticky;
  top: 0;
  background: var(--ink);
  color: var(--gold-soft);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.page-products .data-table tbody tr:nth-child(even) {
  background: rgba(217, 210, 199, 0.24);
}

.page-products .data-table tbody th {
  font-weight: 700;
  color: var(--ink);
  white-space: nowrap;
}

.page-products .data-table .is-sticky-col {
  position: sticky;
  left: 0;
  z-index: 1;
  background: var(--gold-soft);
  border-right: 1px solid var(--mist);
}

.page-products .data-table thead .is-sticky-col {
  background: var(--ink-2);
  z-index: 2;
}

/* ---------- 两步 ---------- */
.page-products .steps-band {
  background: var(--paper);
}

.page-products .steps-layout {
  display: grid;
  gap: 26px;
}

.page-products .steps-copy .btn {
  margin-top: 20px;
}

.page-products .step-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .step-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px;
  border: var(--pp-line);
  border-radius: var(--pp-radius);
  background: #fff;
}

.page-products .step-no {
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  font-weight: 700;
  color: var(--gold);
}

.page-products .step-title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .step-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist-deep);
}

.page-products .steps-foot {
  margin: 24px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--mist);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-products .steps-foot a {
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid var(--red-bright);
}

.page-products .steps-foot a:hover {
  color: var(--red-bright);
}

/* ---------- 场景 ---------- */
.page-products .scene-grid {
  display: grid;
  gap: 14px;
}

.page-products .scene-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border: 1px solid rgba(124, 81, 56, 0.28);
  border-radius: var(--pp-radius);
  background: var(--paper);
  transition: transform var(--t-base) var(--ease), border-color var(--t-base) var(--ease);
}

.page-products .scene-card:hover {
  transform: translateY(-2px);
  border-color: var(--red-bright);
}

.page-products .scene-card--dark {
  background: var(--ink);
  border-color: var(--ink-2);
}

.page-products .scene-card--dark .scene-title {
  color: var(--paper);
}

.page-products .scene-card--dark .scene-desc {
  color: rgba(245, 241, 233, 0.75);
}

.page-products .scene-card--dark .scene-link {
  color: var(--gold-soft);
  border-bottom-color: var(--gold);
}

.page-products .tag {
  align-self: flex-start;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
  border-radius: 2px;
  background: var(--mist);
  color: var(--ink-2);
}

.page-products .tag--red {
  background: var(--red);
  color: #fff;
}

.page-products .tag--gold {
  background: var(--gold);
  color: var(--ink);
}

.page-products .scene-title {
  margin: 0;
  font-size: 18px;
  font-weight: 900;
  line-height: 1.35;
  color: var(--ink);
}

.page-products .scene-desc {
  margin: 0;
  flex: 1;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-products .scene-link {
  align-self: flex-start;
  font-size: 14px;
  font-weight: 700;
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid var(--red-bright);
  transition: color var(--t-fast) var(--ease);
}

.page-products .scene-link:hover {
  color: var(--red-bright);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .section {
    padding: 68px 0;
  }

  .page-products .entry-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .guide-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products__hero {
    padding-bottom: 74px;
  }

  .page-products .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }

  .page-products .hero-side {
    position: sticky;
    top: calc(var(--header-h) + 16px);
  }

  .page-products .guides-intro {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: center;
  }

  .page-products .device-pair {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 22px;
  }

  .page-products .steps-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .guide-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-products .section {
    padding: 80px 0;
  }

  .page-products .scene-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .entry-item,
  .page-products .guide-card,
  .page-products .scene-card,
  .page-products .btn,
  .page-products .guide-cue {
    transition: none;
  }

  .page-products .entry-item:hover,
  .page-products .guide-card:hover,
  .page-products .scene-card:hover,
  .page-products .btn:hover {
    transform: none;
  }
}
</detailed>