.page-products {
  --pp-line: var(--map-line);
  --pp-gap: var(--s5);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumbs {
  padding-top: var(--s5);
  padding-bottom: var(--s2);
}

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

.page-products .hero-block::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -14%;
  width: 74%;
  height: 138%;
  background: linear-gradient(152deg, rgba(47, 224, 208, 0.16), rgba(255, 107, 44, 0.08) 52%, rgba(6, 23, 38, 0) 78%);
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 66%);
  pointer-events: none;
}

.page-products .hero-grid {
  position: relative;
  display: grid;
  gap: var(--s6);
}

.page-products .hero-copy .eyebrow {
  display: inline-block;
  padding-bottom: var(--s2);
  color: var(--neon);
}

.page-products .hero-copy h1 {
  margin: 0 0 var(--s4);
  font-family: var(--sans);
  font-weight: 900;
  font-size: 38px;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--cold);
}

.page-products .hero-copy .t-lead {
  max-width: 42em;
  color: var(--warm);
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s3);
  margin-top: var(--s5);
}

.page-products .hero-board {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--pp-line);
  align-self: start;
}

.page-products .board-cell {
  display: flex;
  flex-direction: column;
  gap: var(--s1);
  padding: var(--s4) var(--s3);
  background: var(--ink-panel);
}

.page-products .board-num {
  font-size: 32px;
  line-height: 1;
  font-weight: 700;
  color: var(--signal);
}

.page-products .board-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--warm);
}

/* ---------- 章节通用 ---------- */
.page-products .section-head {
  max-width: 62ch;
  margin-bottom: var(--s6);
}

.page-products .section-head .eyebrow {
  display: inline-block;
  padding-bottom: var(--s2);
  color: var(--neon);
}

.page-products .section-head h2 {
  margin: 0 0 var(--s4);
  color: var(--cold);
}

.page-products .section-head .t-body {
  color: var(--warm);
}

.page-products .media-frame {
  margin: 0;
  overflow: hidden;
}

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

/* ---------- 用途分组 ---------- */
.page-products .panel-intro {
  margin: var(--s5) 0 var(--s5);
  max-width: 60ch;
  color: var(--warm);
}

.page-products .group-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s4);
}

.page-products .group-card {
  position: relative;
  padding: var(--s5) var(--s4) var(--s4);
  background: var(--ink-panel);
  border-left: 2px solid var(--pp-line);
  transition: background 200ms ease, border-color 200ms ease, transform 200ms ease;
}

.page-products .group-card:hover,
.page-products .group-card:focus-within {
  background: var(--ink-raise);
  border-left-color: var(--signal);
}

.page-products .card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s3);
  margin-bottom: var(--s3);
}

.page-products .card-no {
  font-size: 20px;
  font-weight: 700;
  color: var(--neon);
}

.page-products .group-card .t-h3 {
  margin: 0 0 var(--s3);
  color: var(--cold);
}

.page-products .group-card .t-body {
  margin: 0 0 var(--s4);
  color: var(--warm);
}

.page-products .card-meta {
  margin: 0;
  font-size: 13px;
  color: var(--neon-soft);
}

.page-products .group-figure {
  margin-top: var(--s6);
}

/* ---------- 编号总表 ---------- */
.page-products .index-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s5);
}

.page-products .index-rail {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pp-line);
}

.page-products .rail-row {
  display: grid;
  grid-template-columns: 3.2rem minmax(0, 1fr) 3rem;
  align-items: baseline;
  gap: var(--s3);
  padding: var(--s3) var(--s1);
  border-bottom: 1px solid rgba(30, 90, 122, 0.45);
  transition: background 160ms ease;
}

.page-products .rail-row:hover {
  background: var(--ink-panel);
}

.page-products .rail-no {
  font-size: 15px;
  color: var(--signal);
}

.page-products .rail-name {
  font-size: 16px;
  line-height: 1.7;
  color: var(--cold);
}

.page-products .rail-count {
  font-size: 15px;
  text-align: right;
  color: var(--neon);
}

.page-products .rail-footnote {
  margin-top: var(--s4);
  font-size: 13px;
  color: var(--warm);
}

.page-products .index-figure {
  align-self: start;
}

/* ---------- 版本标签 ---------- */
.page-products .version-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s6);
  margin-bottom: var(--s6);
}

.page-products .version-copy .t-h3 {
  margin: 0 0 var(--s4);
  color: var(--cold);
}

.page-products .version-copy .t-body {
  margin: 0 0 var(--s4);
  color: var(--warm);
}

.page-products .version-points {
  margin: var(--s5) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--s2);
}

.page-products .version-points li {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s3);
  align-items: baseline;
  padding: var(--s3) 0;
  border-top: 1px solid rgba(30, 90, 122, 0.5);
  font-size: 15px;
  line-height: 1.7;
  color: var(--warm);
}

.page-products .version-points .t-mono {
  min-width: 6.5rem;
  color: var(--signal-soft);
}

.page-products .version-strip {
  display: flex;
  gap: var(--s3);
  overflow-x: auto;
  padding-bottom: var(--s3);
  scrollbar-width: thin;
}

.page-products .strip-cell {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: var(--s2);
  padding: var(--s3) var(--s4);
  background: var(--ink-panel);
  border-bottom: 2px solid var(--pp-line);
}

.page-products .strip-no {
  font-size: 14px;
  color: var(--neon);
}

/* ---------- 站内检索 ---------- */
.page-products .search-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s6);
}

.page-products .search-demo {
  padding: var(--s5) var(--s4);
  background: var(--ink-panel);
  border-top: 2px solid var(--neon);
}

.page-products .search-field {
  display: flex;
  align-items: center;
  gap: var(--s3);
  padding: var(--s3) var(--s4);
  background: var(--ink-raise);
  border: 1px solid var(--pp-line);
}

.page-products .search-caret {
  font-size: 18px;
  color: var(--neon);
}

.page-products .search-ph {
  font-size: 15px;
  line-height: 1.6;
  color: var(--warm);
}

.page-products .search-results {
  margin: var(--s4) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .result-row {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--s3);
  padding: var(--s3) var(--s1);
  border-bottom: 1px solid rgba(30, 90, 122, 0.45);
}

.page-products .result-no {
  font-size: 14px;
  color: var(--signal);
}

.page-products .result-name {
  font-size: 16px;
  line-height: 1.6;
  color: var(--neon-soft);
}

.page-products .result-row:first-child .result-name {
  color: var(--neon);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-products .result-note {
  margin: var(--s4) 0 0;
  font-size: 13px;
  color: var(--warm);
}

.page-products .search-ways {
  display: grid;
  gap: var(--s4);
}

.page-products .way-item {
  padding-left: var(--s4);
  border-left: 2px solid var(--pp-line);
}

.page-products .way-item .t-h3 {
  margin: 0 0 var(--s2);
  color: var(--cold);
}

.page-products .way-item .t-body {
  margin: 0;
  color: var(--warm);
}

.page-products .way-foot {
  margin: 0;
  padding-top: var(--s3);
  border-top: 1px solid rgba(30, 90, 122, 0.5);
  color: var(--warm);
}

.page-products .search-figure {
  margin-top: var(--s6);
}

/* ---------- 收藏位 ---------- */
.page-products .pin-slots {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pp-line);
}

.page-products .pin-slot {
  display: grid;
  grid-template-columns: 2.8rem minmax(0, 1fr);
  align-items: center;
  gap: var(--s3);
  padding: var(--s4) var(--s3);
  background: var(--ink-panel);
  transition: background 200ms ease;
}

.page-products .pin-slot:hover {
  background: var(--ink-raise);
}

.page-products .pin-no {
  font-size: 14px;
  color: var(--signal);
}

.page-products .pin-name {
  font-size: 16px;
  line-height: 1.6;
  color: var(--cold);
}

.page-products .pin-howto {
  margin-top: var(--s6);
}

.page-products .pin-howto .t-h3 {
  margin: 0 0 var(--s4);
  color: var(--cold);
}

.page-products .howto-list {
  margin: 0 0 var(--s5);
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--s2);
  counter-reset: none;
}

.page-products .howto-list li {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s3);
  align-items: baseline;
  padding: var(--s3) 0;
  border-top: 1px solid rgba(30, 90, 122, 0.5);
  font-size: 16px;
  line-height: 1.7;
  color: var(--cold);
}

.page-products .howto-no {
  min-width: 5.5rem;
  font-size: 13px;
  color: var(--neon);
}

.page-products .pin-howto .t-body {
  margin: 0;
  max-width: 64ch;
  color: var(--warm);
}

/* ---------- 屏幕差异 ---------- */
.page-products .device-cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s5);
}

.page-products .device-col {
  padding: var(--s5) var(--s4);
  background: var(--ink-panel);
  border-top: 2px solid var(--pp-line);
}

.page-products .device-col .t-h3 {
  margin: 0 0 var(--s4);
  color: var(--cold);
}

.page-products .device-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--s3);
}

.page-products .device-list li {
  position: relative;
  padding-left: var(--s5);
  font-size: 16px;
  line-height: 1.75;
  color: var(--warm);
}

.page-products .device-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 12px;
  height: 1px;
  background: var(--neon);
}

.page-products .device-note {
  margin: var(--s5) 0 0;
  max-width: 68ch;
  color: var(--warm);
}

.page-products .device-figure {
  margin-top: var(--s6);
}

.page-products .next-step {
  margin-top: var(--s6);
  padding: var(--s5) var(--s4);
  background: var(--ink-panel);
  border-left: 2px solid var(--signal);
}

.page-products .next-step .t-body {
  margin: 0 0 var(--s4);
  max-width: 62ch;
  color: var(--warm);
}

.page-products .next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s3);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .hero-copy h1 {
    font-size: 50px;
  }

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

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

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

@media (min-width: 900px) {
  .page-products .hero-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-products .hero-copy h1 {
    font-size: 58px;
  }

  .page-products .index-layout {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .version-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .search-layout {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: start;
  }

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

@media (min-width: 1100px) {
  .page-products .group-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .group-card:nth-child(3n + 2) {
    transform: translateY(18px);
  }

  .page-products .group-card:nth-child(3n) {
    transform: translateY(-8px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .group-card,
  .page-products .pin-slot,
  .page-products .rail-row {
    transition: none;
  }

  .page-products .group-card:nth-child(3n + 2),
  .page-products .group-card:nth-child(3n) {
    transform: none;
  }
}