.page-products {
  --pd-card-bg: #ffffff;
  --pd-muted: #3c4d5c;
  --pd-muted-soft: #5b6b78;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: clip;
}

.page-products .breadcrumb {
  padding: 16px 0 0;
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-800) 54%, var(--navy-600) 100%);
  color: var(--paper);
  padding: 28px 0 0;
  overflow: hidden;
}

.page-products .pd-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.3;
  pointer-events: none;
}

.page-products .pd-hero::after {
  content: "";
  position: absolute;
  right: -180px;
  bottom: -240px;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle at 50% 50%, rgba(47, 191, 166, 0.34), rgba(47, 191, 166, 0) 64%);
  pointer-events: none;
}

.page-products .pd-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
  padding-bottom: 40px;
}

.page-products .pd-hero-copy h1 {
  font-size: clamp(30px, 6.2vw, 60px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  font-weight: 900;
  margin: 10px 0 18px;
  max-width: 14em;
}

.page-products .pd-hero-lede {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 248, 250, 0.82);
  max-width: 32em;
  margin: 0;
}

.page-products .pd-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-products .pd-hero-visual {
  margin: 0;
}

.page-products .pd-hero-visual img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--line-dark);
}

@media (min-width: 900px) {
  .page-products .pd-hero {
    padding-top: 40px;
  }

  .page-products .pd-hero-grid {
    grid-template-columns: 1.32fr 1fr;
    align-items: end;
    gap: 44px;
    padding-bottom: 64px;
  }
}

/* ---------- 数据带 ---------- */
.page-products .pd-strip {
  background: var(--paper);
  border-bottom: 1px solid var(--mist);
}

.page-products .pd-strip-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--mist);
  border-top: 1px solid var(--mist);
}

.page-products .pd-strip-item {
  background: var(--paper);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-products .pd-strip-item .stat-num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 30px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--navy-800);
  line-height: 1.1;
}

.page-products .pd-strip-item .stat-label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--pd-muted);
}

@media (min-width: 780px) {
  .page-products .pd-strip-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pd-strip-item {
    padding: 24px 20px;
  }
}

/* ---------- 通用章节头 ---------- */
.page-products .pd-head {
  margin-bottom: 26px;
}

.page-products .pd-head h2 {
  font-size: clamp(23px, 3.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  font-weight: 900;
  color: var(--navy-800);
  margin: 8px 0 14px;
  max-width: 20em;
}

.page-products .pd-head-lede {
  font-size: 16px;
  line-height: 1.8;
  color: var(--pd-muted);
  max-width: 36em;
  margin: 0;
}

/* ---------- 等级对照 ---------- */
.page-products .pd-levels {
  padding: 52px 0;
  background: var(--paper);
}

.page-products .pd-levels-body {
  display: grid;
  gap: 26px;
}

.page-products .pd-switch-key {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--blue-400);
  margin: 0 0 10px;
}

.page-products .pd-switch-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

.page-products .pd-switch-list a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--mist);
  background: var(--pd-card-bg);
  color: var(--navy-800);
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
  transition: border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-products .pd-switch-list a:hover {
  border-color: var(--coral);
  background: var(--paper);
}

.page-products .pd-switch-list a:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 2px;
}

.page-products .pd-switch-list .mono {
  font-size: 11px;
  color: var(--blue-400);
}

.page-products .pd-switch-list .status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  flex: none;
}

.page-products .pd-levels-figure {
  margin: 0 0 22px;
}

.page-products .pd-levels-figure img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--mist);
}

.page-products .pd-levels-figure .media-caption {
  font-size: 12px;
  color: var(--pd-muted-soft);
  margin-top: 8px;
}

.page-products .pd-table-scroll {
  overflow-x: auto;
  border: 1px solid var(--mist);
  background: var(--pd-card-bg);
  -webkit-overflow-scrolling: touch;
}

.page-products .pd-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pd-table thead th {
  background: var(--navy-800);
  color: var(--paper);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 13px 10px;
  text-align: center;
  border-bottom: 1px solid var(--navy-900);
}

.page-products .pd-table thead th:first-child {
  text-align: left;
  padding-left: 16px;
}

.page-products .pd-table tbody th {
  text-align: left;
  font-weight: 500;
  color: var(--ink);
  padding: 12px 10px 12px 16px;
  background: var(--pd-card-bg);
  border-bottom: 1px solid var(--mist);
  white-space: nowrap;
}

.page-products .pd-table tbody td {
  text-align: center;
  padding: 12px 10px;
  border-bottom: 1px solid var(--mist);
}

.page-products .pd-table tbody tr:hover th,
.page-products .pd-table tbody tr:hover td {
  background: var(--paper);
}

.page-products .pd-table tbody tr.pd-row-start th,
.page-products .pd-table tbody tr.pd-row-start td {
  border-top: 2px solid var(--blue-400);
}

.page-products .pd-yes {
  color: var(--teal);
  font-size: 14px;
  font-weight: 700;
}

.page-products .pd-no {
  color: #b9c8d3;
}

@media (min-width: 900px) {
  .page-products .pd-levels {
    padding: 68px 0;
  }

  .page-products .pd-levels-body {
    grid-template-columns: 164px minmax(0, 1fr);
    gap: 36px;
    align-items: start;
  }

  .page-products .pd-switch {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }

  .page-products .pd-switch-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
  }

  .page-products .pd-switch-list li + li {
    border-top: 1px solid var(--mist);
  }

  .page-products .pd-switch-list a {
    border: 0;
    border-left: 2px solid transparent;
    padding: 12px 14px;
  }

  .page-products .pd-switch-list a:hover {
    border-left-color: var(--coral);
  }
}

/* ---------- 折叠细则 ---------- */
.page-products .pd-fold-group {
  margin-top: 22px;
  display: grid;
  gap: 10px;
}

.page-products .pd-fold-group .fold {
  border: 1px solid var(--mist);
  background: var(--pd-card-bg);
}

.page-products .pd-fold-h {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-products .fold-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: none;
  border: 0;
  padding: 16px 18px;
  text-align: left;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  color: var(--navy-800);
  cursor: pointer;
}

.page-products .fold-trigger:hover {
  background: var(--paper);
}

.page-products .fold-trigger:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: -2px;
}

.page-products .fold-icon {
  color: var(--coral);
  flex: none;
  transition: transform var(--t-base) var(--ease);
}

.page-products .fold-trigger[aria-expanded="true"] .fold-icon {
  transform: rotate(90deg);
}

.page-products .fold-panel {
  padding: 0 18px 18px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pd-muted);
}

.page-products .fold-panel p {
  margin: 0 0 10px;
}

.page-products .fold-panel p:last-child {
  margin-bottom: 0;
}

/* ---------- 积分 ---------- */
.page-products .pd-points {
  background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-800) 100%);
  color: var(--paper);
  padding: 52px 0;
}

.page-products .pd-points-grid {
  display: grid;
  gap: 34px;
}

.page-products .pd-points-copy h2 {
  font-size: clamp(23px, 3.6vw, 36px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  font-weight: 900;
  margin: 8px 0 16px;
  max-width: 18em;
}

.page-products .pd-points-copy p {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(245, 248, 250, 0.8);
  max-width: 34em;
  margin: 0 0 12px;
}

.page-products .pd-points-visual svg {
  width: min(280px, 82%);
  height: auto;
  display: block;
  margin: 0 auto;
}

.page-products .pd-legend {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  font-size: 13px;
  color: rgba(245, 248, 250, 0.82);
}

.page-products .pd-legend li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-products .pd-legend-dot {
  width: 10px;
  height: 10px;
  display: inline-block;
  flex: none;
}

.page-products .pd-legend-dot--teal {
  background: var(--teal);
}

.page-products .pd-legend-dot--coral {
  background: var(--coral);
}

.page-products .pd-legend-dot--blue {
  background: var(--blue-400);
}

@media (min-width: 900px) {
  .page-products .pd-points {
    padding: 68px 0;
  }

  .page-products .pd-points-grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 48px;
  }
}

/* ---------- 场景模板 ---------- */
.page-products .pd-templates {
  padding: 52px 0;
  background: var(--paper);
}

.page-products .pd-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-products .pd-filter .tag {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1;
  padding: 9px 15px;
  cursor: pointer;
  background: var(--pd-card-bg);
  border: 1px solid var(--mist);
  color: var(--navy-800);
  transition: background-color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-products .pd-filter .tag:hover {
  border-color: var(--coral);
}

.page-products .pd-filter .tag:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 2px;
}

.page-products .pd-filter .tag.is-active {
  background: var(--navy-800);
  border-color: var(--navy-800);
  color: var(--paper);
}

.page-products .pd-grid-14 {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--mist);
  border: 1px solid var(--mist);
}

.page-products .pd-cell {
  position: relative;
  background: var(--pd-card-bg);
  padding: 16px 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 112px;
  transition: background-color var(--t-fast) var(--ease);
}

.page-products .pd-cell::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  pointer-events: none;
  transition: border-color var(--t-fast) var(--ease);
}

.page-products .pd-cell:hover {
  background: var(--paper);
}

.page-products .pd-cell:hover::after {
  border-color: var(--coral);
}

.page-products .pd-cell .mono {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--blue-400);
}

.page-products .pd-cell-name {
  font-size: 14px;
  line-height: 1.42;
  font-weight: 500;
  color: var(--navy-800);
}

.page-products .pd-cell-cat {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--pd-muted-soft);
  margin-top: auto;
}

.page-products .pd-template-figs {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}

.page-products .pd-template-figs figure {
  margin: 0;
}

.page-products .pd-template-figs img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--mist);
}

.page-products .pd-template-figs figcaption {
  font-size: 12px;
  line-height: 1.65;
  color: var(--pd-muted-soft);
  margin-top: 8px;
}

@media (min-width: 560px) {
  .page-products .pd-grid-14 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .pd-template-figs {
    grid-template-columns: 1fr 1fr;
    gap: 22px;
  }
}

@media (min-width: 1000px) {
  .page-products .pd-templates {
    padding: 68px 0;
  }

  .page-products .pd-grid-14 {
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }
}

/* ---------- 四步流程 ---------- */
.page-products .pd-flow {
  padding: 52px 0;
  background: var(--pd-card-bg);
  border-top: 1px solid var(--mist);
  border-bottom: 1px solid var(--mist);
}

.page-products .pd-flow-figure {
  margin: 0 0 26px;
}

.page-products .pd-flow-figure img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--mist);
}

.page-products .pd-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--mist);
  border: 1px solid var(--mist);
}

.page-products .pd-steps li {
  background: var(--paper);
  padding: 20px 18px 22px;
  transition: background-color var(--t-fast) var(--ease);
}

.page-products .pd-steps li:hover {
  background: #eef4f8;
}

.page-products .pd-steps .mono {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--coral);
}

.page-products .pd-steps h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--navy-800);
  margin: 8px 0 8px;
}

.page-products .pd-steps p {
  font-size: 14px;
  line-height: 1.72;
  color: var(--pd-muted);
  margin: 0;
}

.page-products .pd-flow-note {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--coral);
  font-size: 14px;
  line-height: 1.7;
  color: var(--navy-800);
}

@media (min-width: 760px) {
  .page-products .pd-flow {
    padding: 68px 0;
  }

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

/* ---------- 选择建议 ---------- */
.page-products .pd-pick {
  padding: 52px 0;
  background: var(--paper);
}

.page-products .pd-pick-grid {
  display: grid;
  gap: 16px;
}

.page-products .pd-pick-card {
  background: var(--pd-card-bg);
  border: 1px solid var(--mist);
  padding: 22px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}

.page-products .pd-pick-card:hover {
  border-color: var(--coral);
  transform: translateY(-2px);
}

.page-products .pd-pick-card .mono {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--blue-400);
}

.page-products .pd-pick-card h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--navy-800);
  margin: 0;
}

.page-products .pd-pick-card p {
  font-size: 14px;
  line-height: 1.74;
  color: var(--pd-muted);
  margin: 0;
}

@media (min-width: 760px) {
  .page-products .pd-pick {
    padding: 68px 0;
  }

  .page-products .pd-pick-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
    gap: 20px;
  }

  .page-products .pd-pick-card:nth-child(2) {
    margin-top: 28px;
  }
}

/* ---------- 延伸阅读 ---------- */
.page-products .pd-next {
  padding: 52px 0;
  background: var(--navy-900);
  color: var(--paper);
}

.page-products .pd-next-grid {
  display: grid;
  gap: 30px;
}

.page-products .pd-next h2 {
  font-size: clamp(23px, 3.4vw, 34px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 8px 0 14px;
  max-width: 16em;
}

.page-products .pd-next p {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(245, 248, 250, 0.78);
  max-width: 34em;
  margin: 0 0 12px;
}

.page-products .pd-next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-products .pd-next-side {
  border: 1px solid var(--line-dark);
  padding: 24px 20px 26px;
  background: linear-gradient(135deg, rgba(23, 85, 127, 0.55), rgba(6, 26, 43, 0.15));
}

.page-products .pd-next-side h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
  margin: 0 0 10px;
}

.page-products .pd-next-side .btn {
  margin-top: 6px;
}

.page-products .pd-next-note {
  font-size: 13px;
  color: rgba(245, 248, 250, 0.66);
  margin: 14px 0 0;
}

@media (min-width: 900px) {
  .page-products .pd-next {
    padding: 68px 0;
  }

  .page-products .pd-next-grid {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: start;
    gap: 48px;
  }
}
<<<END>>>