.page-products {
  background: var(--ink-900);
  color: var(--text);
  overflow-x: hidden;
}

.page-products :focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-products .crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding-block: 18px 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-products .crumbs a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.page-products .crumbs a:hover {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.pd-hero {
  padding-block: clamp(20px, 3vw, 40px) clamp(40px, 6vw, 80px);
}

.pd-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

.pd-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(34px, 7vw, 74px);
  line-height: 1.04;
  letter-spacing: -0.02em;
}

.pd-hero__lead {
  max-width: 62ch;
  margin: 22px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dim);
}

.pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.pd-index {
  border-top: 1px solid var(--line-strong);
  padding-top: 16px;
}

.pd-index__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
}

.pd-index__list a {
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 9px 8px 9px 2px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-dim);
  transition: color 0.18s var(--ease), background 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.pd-index__list a:hover {
  color: var(--text);
  background: var(--ink-800);
  box-shadow: inset 2px 0 0 var(--cyan);
}

.pd-index__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

/* ---------- 章节骨架 ---------- */
.pd-section {
  padding-block: clamp(44px, 6vw, 88px);
  border-top: 1px solid var(--line);
}

.pd-section--deep {
  background: var(--ink-800);
}

.pd-section--paper {
  background: var(--paper);
  color: var(--ink-text);
  border-top-color: rgba(16, 22, 19, 0.14);
}

.pd-head {
  display: grid;
  gap: 14px;
}

.pd-head__num {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.pd-head__num span {
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--stone);
}

.pd-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(24px, 3.4vw, 44px);
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.pd-lead {
  max-width: 62ch;
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dim);
}

.pd-body {
  max-width: 62ch;
  margin: clamp(22px, 3vw, 32px) 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}

.pd-body--tight {
  margin-top: 20px;
}

.pd-section--paper .pd-lead,
.pd-section--paper .pd-body {
  color: #3a4741;
}

.pd-link {
  color: var(--cyan);
  text-decoration: none;
  box-shadow: inset 0 -1px 0 rgba(79, 227, 193, 0.5);
  transition: color 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.pd-link:hover {
  color: var(--paper);
  box-shadow: inset 0 -1px 0 var(--paper);
}

.pd-section--paper .pd-link {
  color: var(--terra);
  box-shadow: inset 0 -1px 0 rgba(180, 85, 47, 0.5);
}

.pd-section--paper .pd-link:hover {
  color: var(--ink-text);
  box-shadow: inset 0 -1px 0 var(--ink-text);
}

/* ---------- 图片 ---------- */
.pd-figure {
  margin: clamp(26px, 4vw, 44px) 0 0;
}

.pd-figure--tight {
  margin-top: 0;
}

.pd-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--ink-800);
}

.pd-figure--frame {
  border: 1px solid var(--line-strong);
  padding: 10px;
}

.pd-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--stone);
}

.pd-section--paper .pd-figure--frame {
  border-color: rgba(16, 22, 19, 0.2);
}

/* ---------- 三块区域 ---------- */
.pd-cols {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: clamp(24px, 3vw, 40px) 0 0;
  padding: 0;
  background: var(--line);
}

.pd-cols li {
  background: var(--ink-800);
  padding: 22px 20px 26px;
}

.pd-cols h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 500;
  color: var(--cyan);
}

.pd-cols p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 步骤 ---------- */
.pd-steps {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: clamp(24px, 3vw, 40px) 0 0;
  padding: 0;
}

.pd-step {
  position: relative;
  padding: 22px 20px 24px;
  border: 1px solid var(--line-strong);
  background: var(--ink-800);
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.pd-step:hover,
.pd-step:focus-within {
  border-color: var(--cyan);
  background: #17352d;
  transform: translateY(-3px);
}

.pd-step__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.pd-step h3 {
  margin: 10px 0 8px;
  font-size: 16px;
  font-weight: 500;
}

.pd-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.pd-step__note {
  display: block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.pd-steps--plain .pd-step__num {
  color: var(--orange);
}

/* ---------- 红黄牌第二栏 ---------- */
.pd-split {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  margin-top: clamp(24px, 4vw, 40px);
}

.pd-ways {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  background: rgba(16, 22, 19, 0.16);
}

.pd-ways li {
  background: var(--paper-2);
  padding: 16px 18px 18px;
}

.pd-ways h3 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--terra);
}

.pd-ways p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: #3a4741;
}

.pd-legend {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin: 22px 0 0;
  padding: 0;
}

.pd-legend li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: #3a4741;
}

.pd-legend__sq {
  display: inline-block;
  width: 12px;
  height: 12px;
}

.pd-legend__sq--red {
  background: var(--red);
}

.pd-legend__sq--yellow {
  background: var(--yellow);
}

/* ---------- 历史数据 ---------- */
.pd-figures {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  background: var(--line);
}

.pd-figures li {
  background: var(--ink-800);
  padding: 20px 20px 22px;
}

.pd-figures b {
  display: block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(26px, 4vw, 38px);
  letter-spacing: -0.01em;
  color: var(--cyan);
}

.pd-figures span {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
}

/* ---------- 通栏数据带 ---------- */
.pd-band {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--line);
  background: var(--ink-900);
}

.pd-band img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  filter: saturate(0.55);
}

.pd-band__inner {
  position: relative;
  display: grid;
  gap: 26px;
  padding-block: clamp(46px, 7vw, 92px);
}

.pd-band__quote {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.32;
  letter-spacing: -0.01em;
  max-width: 24ch;
}

.pd-band__stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
  padding-top: 20px;
}

.pd-band__stat b {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(19px, 3vw, 30px);
  font-weight: 600;
  color: var(--orange);
  letter-spacing: -0.01em;
}

.pd-band__stat span {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

/* ---------- 并排对照 ---------- */
.pd-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
}

.pd-tags li {
  padding: 6px 12px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

/* ---------- 端侧对照表 ---------- */
.pd-table-wrap {
  margin-top: clamp(24px, 3vw, 36px);
  overflow-x: auto;
  border: 1px solid var(--line-strong);
  -webkit-overflow-scrolling: touch;
}

.pd-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.65;
}

.pd-table th,
.pd-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
}

.pd-table thead th {
  background: var(--ink-700);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
}

.pd-table tbody th {
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
}

.pd-table td {
  color: var(--text-dim);
  background: var(--ink-800);
}

.pd-table tbody th {
  background: var(--ink-800);
}

.pd-table tbody tr:nth-child(even) td,
.pd-table tbody tr:nth-child(even) th {
  background: var(--ink-900);
}

.pd-table tbody th,
.pd-table thead th:first-child {
  position: sticky;
  left: 0;
  z-index: 1;
  box-shadow: inset -1px 0 0 var(--line-strong);
}

/* ---------- 谁在用 ---------- */
.pd-uses {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  background: rgba(16, 22, 19, 0.16);
}

.pd-uses li {
  background: var(--paper);
  padding: 22px 20px 24px;
}

.pd-uses h3 {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-size: 17px;
  font-weight: 600;
}

.pd-uses .num {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--terra);
}

.pd-uses p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: #3a4741;
}

.pd-uses__bar {
  height: 4px;
  margin-top: 14px;
  background: rgba(16, 22, 19, 0.12);
}

.pd-uses__bar span {
  display: block;
  height: 100%;
  background: var(--terra);
}

.pd-uses__bar--34 {
  width: 34%;
}

.pd-uses__bar--29 {
  width: 29%;
}

.pd-uses__bar--22 {
  width: 22%;
}

.pd-uses__bar--15 {
  width: 15%;
}

/* ---------- 收尾 ---------- */
.pd-outro {
  max-width: 62ch;
  margin-top: clamp(26px, 4vw, 44px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.pd-outro p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .pd-cols,
  .pd-figures {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .pd-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .pd-head {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 30px;
  }

  .pd-head__num {
    flex-direction: column;
    gap: 6px;
    padding-top: 8px;
  }

  .pd-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .pd-step + .pd-step::before {
    content: "→";
    position: absolute;
    left: -14px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--stone);
  }

  .pd-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .pd-band__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .pd-band__stats {
    border-top: 0;
    padding-top: 0;
  }
}

@media (min-width: 1080px) {
  .pd-uses {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .pd-uses h3 {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pd-step,
  .pd-index__list a,
  .pd-link {
    transition: none;
  }

  .pd-step:hover,
  .pd-step:focus-within {
    transform: none;
  }
}
<<<END>>>