.page-products {
  --pd-radius: var(--am-radius);
  --pd-warm: rgba(201, 162, 39, 0.14);
  background: var(--am-paper);
  color: var(--am-ink);
}

/* ---------- 首屏 ---------- */

.page-products .pd-hero {
  padding-top: 22px;
  padding-bottom: 34px;
}

.page-products .pd-hero .am-breadcrumb {
  margin-bottom: 16px;
}

.page-products .pd-hero__frame {
  padding: 16px;
  background: var(--am-white);
}

.page-products .pd-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-products .pd-eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--am-gold);
}

.page-products .pd-hero__title {
  margin: 0 0 14px;
}

.page-products .pd-hero__lead {
  margin: 0 0 18px;
  max-width: 48ch;
}

.page-products .pd-hero__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
}

.page-products .pd-figure {
  margin: 0;
  border: 1px solid var(--am-line);
  border-radius: var(--pd-radius);
  overflow: hidden;
  background: var(--am-mist);
}

.page-products .pd-figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 目录索引条 ---------- */

.page-products .pd-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--am-line);
}

.page-products .pd-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  border: 1px solid var(--am-line);
  border-radius: 999px;
  background: var(--am-white);
  font-family: var(--am-font-mono);
  font-size: 12px;
  color: var(--am-ink-soft);
  text-decoration: none;
  transition: border-color 180ms var(--am-ease), color 180ms var(--am-ease), background 180ms var(--am-ease);
}

.page-products .pd-rail__link:hover,
.page-products .pd-rail__link:focus-visible,
.page-products .pd-rail__link[aria-current="true"] {
  border-color: var(--am-tile);
  background: var(--am-mist);
  color: var(--am-tile);
}

.page-products .pd-rail__num {
  font-family: var(--am-font-mono);
  font-size: 11px;
  color: var(--am-gold);
}

/* ---------- 目录卡片网格 ---------- */

.page-products .pd-dirs {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 26px;
}

.page-products .pd-dir {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  min-height: 172px;
  border: 1px solid var(--am-line);
  border-radius: var(--pd-radius);
  background: var(--am-white);
  box-shadow: var(--am-shadow-s);
  color: var(--am-ink);
  text-decoration: none;
  overflow: hidden;
  transition: transform 220ms var(--am-ease), border-color 220ms var(--am-ease), box-shadow 220ms var(--am-ease);
}

.page-products .pd-dir::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--am-tile), var(--am-gold));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 320ms var(--am-ease);
}

.page-products .pd-dir:hover,
.page-products .pd-dir:focus-visible {
  transform: translateY(-4px);
  border-color: var(--am-tile);
  box-shadow: var(--am-shadow-m);
}

.page-products .pd-dir:hover::after,
.page-products .pd-dir:focus-visible::after {
  transform: scaleX(1);
}

.page-products .pd-dir--tile {
  background: linear-gradient(145deg, var(--am-deep) 0%, var(--am-tile) 100%);
  border-color: rgba(244, 241, 234, 0.16);
  color: var(--am-paper);
}

.page-products .pd-dir--tile:hover,
.page-products .pd-dir--tile:focus-visible {
  border-color: var(--am-gold);
}

.page-products .pd-dir__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-products .pd-dir__num {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--am-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--am-gold);
}

.page-products .pd-dir__num::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--am-gold);
}

.page-products .pd-dir__icon {
  display: inline-flex;
  color: var(--am-slate);
}

.page-products .pd-dir--tile .pd-dir__icon {
  color: var(--am-mist);
}

.page-products .pd-dir__title {
  margin: 2px 0 0;
  font-family: var(--am-font-head);
  font-size: 21px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.01em;
}

.page-products .pd-dir__desc {
  flex: 1 1 auto;
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--am-ink-soft);
}

.page-products .pd-dir--tile .pd-dir__desc {
  color: rgba(244, 241, 234, 0.8);
}

.page-products .pd-dir__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 6px;
}

.page-products .pd-dir__go {
  font-family: var(--am-font-mono);
  font-size: 12px;
  color: var(--am-tile);
  opacity: 0.55;
  transform: translateX(-4px);
  transition: opacity 200ms var(--am-ease), transform 200ms var(--am-ease);
}

.page-products .pd-dir--tile .pd-dir__go {
  color: var(--am-gold);
}

.page-products .pd-dir:hover .pd-dir__go,
.page-products .pd-dir:focus-visible .pd-dir__go {
  opacity: 1;
  transform: translateX(0);
}

.page-products .pd-tag {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-family: var(--am-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--am-slate);
}

.page-products .pd-tag--entry {
  color: var(--am-tile);
}

.page-products .pd-tag--help {
  color: var(--am-jade);
}

.page-products .pd-tag--doc {
  color: var(--am-gold);
}

.page-products .pd-dir--tile .pd-tag {
  color: var(--am-gold);
}

/* ---------- 通用双栏 ---------- */

.page-products .pd-tint {
  background: var(--am-white);
}

.page-products .pd-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: center;
}

.page-products .pd-text {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--am-ink-soft);
}

.page-products .am-section__head .am-text {
  max-width: 62ch;
}

.page-products .pd-split__copy .am-text {
  margin: 0 0 14px;
}

.page-products .pd-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pd-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--am-ink-soft);
}

.page-products .pd-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border: 1px solid var(--am-gold);
  border-radius: 50%;
}

.page-products .pd-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

/* ---------- 更新专栏小标签块 ---------- */

.page-products .pd-two {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products .pd-two--tight {
  margin-bottom: 18px;
}

.page-products .pd-chip {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid var(--am-line);
  border-left: 3px solid var(--am-tile);
  border-radius: var(--pd-radius);
  background: var(--am-white);
}

.page-products .pd-chip:nth-child(2) {
  border-left-color: var(--am-jade);
}

.page-products .pd-chip:nth-child(3) {
  border-left-color: var(--am-gold);
}

.page-products .pd-chip:nth-child(4) {
  border-left-color: var(--am-coral);
}

.page-products .pd-chip__name {
  font-family: var(--am-font-head);
  font-size: 16px;
  font-weight: 700;
}

.page-products .pd-chip__desc {
  font-size: 13px;
  line-height: 1.65;
  color: var(--am-slate);
}

/* ---------- 帮助类 ---------- */

.page-products .pd-bandzone {
  background: linear-gradient(180deg, var(--am-white) 0%, var(--am-mist) 100%);
}

.page-products .pd-rule-band {
  margin-bottom: 26px;
}

.page-products .pd-panel {
  padding: 20px;
  border: 1px solid var(--am-line);
  border-radius: var(--pd-radius);
  background: var(--am-white);
  box-shadow: var(--am-shadow-s);
}

.page-products .pd-panel--guide {
  border-top: 3px solid var(--am-jade);
}

.page-products .pd-panel--feedback {
  border-top: 3px solid var(--am-coral);
}

.page-products .pd-panel__title {
  margin: 0 0 10px;
  font-family: var(--am-font-head);
  font-size: 19px;
  font-weight: 700;
}

.page-products .pd-link {
  display: inline-block;
  font-family: var(--am-font-mono);
  font-size: 12px;
  color: var(--am-tile);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-products .pd-link:hover,
.page-products .pd-link:focus-visible {
  color: var(--am-coral);
}

/* ---------- 说明类 ---------- */

.page-products .pd-three {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-products .pd-note {
  padding: 20px;
  border: 1px solid var(--am-line);
  border-left: 3px solid var(--am-gold);
  border-radius: var(--pd-radius);
  background: var(--am-white);
}

.page-products .pd-note--story {
  border-left-color: var(--am-tile);
}

.page-products .pd-note--data {
  border-left-color: var(--am-jade);
}

.page-products .pd-note__title {
  margin: 0 0 8px;
  font-family: var(--am-font-head);
  font-size: 19px;
  font-weight: 700;
}

.page-products .pd-note__text {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--am-ink-soft);
}

.page-products .pd-note__link {
  font-family: var(--am-font-mono);
  font-size: 12px;
  color: var(--am-tile);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-products .pd-note__link:hover,
.page-products .pd-note__link:focus-visible {
  color: var(--am-coral);
}

/* ---------- 维护（深色收尾） ---------- */

.page-products .pd-dark {
  background: var(--am-deep);
  color: var(--am-paper);
}

.page-products .pd-dark .am-h2 {
  color: var(--am-paper);
}

.page-products .pd-dark .am-text {
  color: rgba(244, 241, 234, 0.8);
}

.page-products .pd-dark .pd-figure {
  border-color: var(--am-line-light);
  background: rgba(244, 241, 234, 0.06);
}

.page-products .pd-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 24px;
  padding: 20px 22px;
  border: 1px solid var(--am-line-light);
  border-radius: var(--pd-radius);
  background: rgba(244, 241, 234, 0.06);
}

.page-products .pd-cta p {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(244, 241, 234, 0.85);
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-products .pd-hero__frame {
    padding: 24px;
  }

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

  .page-products .pd-dir--w7,
  .page-products .pd-dir--w5 {
    grid-column: span 2;
  }

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

@media (min-width: 860px) {
  .page-products .pd-three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 32px;
  }

  .page-products .pd-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 44px;
  }

  .page-products .pd-split--flip .pd-split__media {
    order: -1;
  }
}

@media (min-width: 1080px) {
  .page-products .pd-dirs {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .pd-dir {
    grid-column: span 4;
  }

  .page-products .pd-dir--w7 {
    grid-column: span 7;
  }

  .page-products .pd-dir--w5 {
    grid-column: span 5;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-dir,
  .page-products .pd-dir__go,
  .page-products .pd-rail__link,
  .page-products .pd-dir::after {
    transition: none;
  }

  .page-products .pd-dir:hover,
  .page-products .pd-dir:focus-visible {
    transform: none;
  }

  .page-products .pd-dir:hover::after,
  .page-products .pd-dir:focus-visible::after {
    transform: scaleX(1);
  }
}