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

/* ---------- 首屏 ---------- */
.page-products .ch-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 44px) 0 56px;
  background: linear-gradient(155deg, var(--ink) 0%, var(--ink) 54%, var(--teal) 100%);
}

.page-products .ch-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: -14%;
  width: 66%;
  height: 100%;
  background: rgba(184, 241, 74, 0.06);
  clip-path: polygon(42% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-products .ch-hero::after {
  content: "";
  position: absolute;
  left: -6%;
  bottom: -30%;
  width: 44%;
  height: 60%;
  background: rgba(255, 122, 60, 0.07);
  clip-path: polygon(0 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-products .ch-hero-inner {
  position: relative;
  z-index: 1;
}

.page-products .ch-kicker {
  margin: 22px 0 0;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--lime);
  text-transform: uppercase;
}

.page-products .ch-title {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(32px, 6.2vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 16px 0 0;
  max-width: 20ch;
  color: var(--paper);
}

.page-products .ch-lede {
  margin: 22px 0 0;
  max-width: 58ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ice);
}

.page-products .ch-hero-stats {
  list-style: none;
  margin: 36px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.page-products .ch-hero-stats li {
  background: rgba(18, 22, 28, 0.78);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-products .ch-stat-num {
  font-size: 26px;
  letter-spacing: 0.02em;
  color: var(--lime);
  line-height: 1;
}

.page-products .ch-stat-label {
  font-size: 13px;
  color: var(--fog);
}

.page-products .ch-hero-actions {
  margin: 32px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 外壳：索引列 + 内容流 ---------- */
.page-products .ch-shell {
  display: grid;
  gap: 28px;
  padding-top: 56px;
  padding-bottom: 72px;
}

.page-products .ch-rail {
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 14px 0;
}

.page-products .ch-rail-title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fog);
}

.page-products .ch-rail .index-rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 18px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .ch-rail .index-rail-link {
  display: block;
  white-space: nowrap;
  font-size: 14px;
  color: var(--ice);
}

.page-products .ch-rail .index-rail-link:hover,
.page-products .ch-rail .index-rail-link:focus-visible {
  color: var(--lime);
}

/* ---------- 功能分组 ---------- */
.page-products .ch-block {
  display: grid;
  gap: 22px;
  padding: 36px 0 44px;
  border-top: 1px solid var(--hairline-soft);
}

.page-products .ch-block:first-child {
  border-top: 0;
  padding-top: 8px;
}

.page-products .ch-params {
  margin: 0;
  padding: 0;
}

.page-products .ch-param {
  padding: 12px 0 14px;
}

.page-products .ch-param::before {
  content: "";
  display: block;
  width: 26px;
  height: 2px;
  margin-bottom: 10px;
  background: var(--orange);
}

.page-products .ch-param dt {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--fog);
  margin-bottom: 6px;
}

.page-products .ch-param dd {
  margin: 0;
  font-size: 16px;
  color: var(--ice);
  word-break: break-word;
}

.page-products .ch-body {
  min-width: 0;
}

.page-products .ch-body h2 {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(23px, 3.2vw, 34px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  margin: 8px 0 18px;
  color: var(--paper);
}

.page-products .ch-body p {
  margin: 0 0 16px;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ice);
}

/* ---------- 阵容示意网格 ---------- */
.page-products .ch-lineup {
  margin: 24px 0;
  padding: 18px;
  background: var(--slate);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
}

.page-products .ch-lineup-head {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-products .ch-lineup-head + .ch-lineup-head,
.page-products .ch-lineup-grid + .ch-lineup-head {
  margin-top: 20px;
}

.page-products .ch-lineup-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

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

.page-products .ch-slot {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 10px 12px;
  border: 1px solid var(--hairline);
  border-left: 2px solid var(--lime);
  background: rgba(11, 27, 43, 0.62);
  border-radius: var(--radius);
}

.page-products .ch-slot--bench {
  border-left-color: var(--orange);
}

.page-products .ch-slot-pos {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--lime);
}

.page-products .ch-slot--bench .ch-slot-pos {
  color: var(--orange);
}

.page-products .ch-slot-tag {
  font-size: 12px;
  color: var(--fog);
}

/* ---------- 确认状态 ---------- */
.page-products .ch-confirm {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin: 0 0 22px;
  padding: 14px 16px;
  background: rev(--graphite);
  background: rgba(18, 22, 28, 0.85);
  border: 1px solid var(--hairline);
  border-left: 2px solid var(--orange);
  border-radius: var(--radius);
}

.page-products .ch-dot {
  background: var(--orange);
  color: var(--orange);
}

.page-products .ch-confirm-text {
  font-size: 14px;
  color: var(--paper);
}

.page-products .ch-confirm-diff {
  font-size: 13px;
  color: var(--fog);
  transition: opacity 180ms ease;
}

/* ---------- 图片 ---------- */
.page-products .ch-figure {
  margin: 24px 0;
}

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

.page-products .ch-figure--wide {
  max-width: 100%;
}

.page-products .ch-figure--square {
  max-width: 420px;
}

.page-products .ch-figure--band {
  max-width: 100%;
}

/* ---------- 模板图例矩阵 ---------- */
.page-products .ch-tpl-grid {
  list-style: none;
  margin: 26px 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.page-products .ch-tpl {
  padding: 14px;
  background: var(--slate);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
}

.page-products .ch-tpl-count {
  display: block;
  font-size: 24px;
  line-height: 1;
  color: var(--lime);
}

.page-products .ch-tpl-name {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--ice);
}

.page-products .ch-tpl-bar {
  display: block;
  height: 10px;
  margin-top: 12px;
  background-image: repeating-linear-gradient(90deg, var(--lime) 0 6px, transparent 6px 11px);
}

.page-products .ch-tpl:nth-child(1) .ch-tpl-bar { width: 92%; }
.page-products .ch-tpl:nth-child(2) .ch-tpl-bar { width: 80%; }
.page-products .ch-tpl:nth-child(3) .ch-tpl-bar { width: 73%; }
.page-products .ch-tpl:nth-child(4) .ch-tpl-bar { width: 60%; }

.page-products .ch-tpl-bar--b {
  background-image: repeating-linear-gradient(90deg, var(--ice) 0 6px, transparent 6px 11px);
}

.page-products .ch-tpl-bar--c {
  background-image: repeating-linear-gradient(90deg, var(--orange) 0 6px, transparent 6px 11px);
}

.page-products .ch-tpl-bar--d {
  background-image: repeating-linear-gradient(90deg, var(--fog) 0 6px, transparent 6px 11px);
}

/* ---------- 结尾 ---------- */
.page-products .ch-cta {
  background: var(--graphite);
  border-top: 1px solid var(--hairline);
  padding: 56px 0 64px;
}

.page-products .ch-cta-inner h2 {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 8px 0 16px;
  color: var(--paper);
}

.page-products .ch-cta-text {
  margin: 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ice);
}

.page-products .ch-cta-actions {
  margin: 28px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .ch-hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .ch-lineup-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .ch-lineup-grid--bench {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .ch-block {
    grid-template-columns: minmax(150px, 200px) minmax(0, 1fr);
    gap: 40px;
    padding: 52px 0 60px;
  }

  .page-products .ch-body p {
    font-size: 18px;
  }

  .page-products .ch-confirm-diff {
    opacity: 0;
  }

  .page-products .ch-confirm:hover .ch-confirm-diff,
  .page-products .ch-confirm:focus-visible .ch-confirm-diff,
  .page-products .ch-confirm:focus-within .ch-confirm-diff {
    opacity: 1;
  }

  .page-products .ch-figure--square {
    max-width: 380px;
  }
}

@media (min-width: 1100px) {
  .page-products .ch-shell {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    gap: 48px;
    padding-top: 72px;
  }

  .page-products .ch-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
    border: 0;
    padding: 0;
  }

  .page-products .ch-rail .index-rail-list {
    flex-direction: column;
    gap: 14px;
    overflow: visible;
  }

  .page-products .ch-block:first-child {
    padding-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ch-confirm-diff {
    transition: none;
  }
}
</PAGE_CSS>>>