.page-products {
  --pr-line: #DDE3F1;
  --pr-line-soft: #E9EDF8;
  --pr-tint: #EEF1FA;
  --pr-tint-deep: #E2E7F6;
  --pr-gold-ink: #8A6118;
  --pr-aurora-ink: #0F7F70;
  --pr-soft: var(--ink-500);
  background: var(--silver-100);
  color: var(--ink-900);
}

.page-products .pr-shell {
  background: var(--silver-100);
  color: var(--ink-900);
  padding-bottom: 8px;
}

.page-products .yh-num {
  color: var(--orbit-600);
  font-variant-numeric: tabular-nums;
}

.page-products .yh-eyebrow { color: var(--orbit-600); }
.page-products .yh-h1 { color: var(--ink-900); }
.page-products .yh-h2 { color: var(--ink-900); }
.page-products .yh-h3 { color: var(--ink-900); }
.page-products .yh-p,
.page-products .yh-lead { color: #2C3554; }
.page-products .yh-aside { color: var(--pr-soft); }

.page-products .yh-btn--primary {
  background: var(--orbit-600);
  border-color: var(--orbit-600);
  color: var(--silver-100);
}
.page-products .yh-btn--primary:hover {
  background: var(--nebula-800);
  border-color: var(--nebula-800);
}
.page-products .yh-btn--ghost {
  border-color: var(--pr-line);
  color: var(--ink-900);
  background: #FFFFFF;
}
.page-products .yh-btn--ghost:hover {
  border-color: var(--orbit-600);
}
.page-products .yh-btn--quiet {
  border: 0;
  padding-inline: 0;
  color: var(--orbit-600);
  border-bottom: 1px solid var(--orbit-600);
}

/* ---------- 面包屑 ---------- */
.page-products .yh-breadcrumb {
  padding-block: 20px 0;
}

/* ---------- 首屏 ---------- */
.pr-hero {
  position: relative;
  padding: 26px 0 0;
  background: linear-gradient(180deg, #F7F9FD 0%, var(--silver-100) 72%);
  overflow: hidden;
}
.pr-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 84% 6%, rgba(42, 49, 112, 0.10), transparent 46%),
    radial-gradient(circle at 6% 88%, rgba(69, 224, 200, 0.14), transparent 42%);
  pointer-events: none;
}
.pr-hero__inner {
  position: relative;
  display: grid;
  gap: 28px;
}
.pr-hero__lead {
  max-width: 62ch;
  margin-top: 14px;
}
.pr-stats {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--pr-line);
  border: 1px solid var(--pr-line);
}
.pr-stats__item {
  background: #FFFFFF;
  padding: 16px 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.pr-stats__n {
  font-family: var(--font-head);
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: 0.02em;
}
.pr-stats__l {
  font-size: 13px;
  line-height: 1.5;
  color: var(--pr-soft);
}
.pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.pr-hero__figure {
  margin: 0;
}
.pr-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border: 1px solid var(--pr-line);
  box-shadow: var(--shadow-a);
}

/* ---------- 分类区 ---------- */
.pr-catalog__head {
  max-width: 74ch;
}
.pr-catalog__intro {
  margin-top: 14px;
}
.pr-catalog__grid {
  margin-top: 32px;
  display: grid;
  gap: 28px;
}

.pr-tree__title {
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--pr-soft);
  margin: 0 0 12px;
}
.pr-tree__list {
  list-style: none;
  margin: 0;
  padding: 0 0 8px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}
.pr-tree__link {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  border: 1px solid var(--pr-line);
  background: #FFFFFF;
  color: var(--ink-900);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 220ms var(--ease), background-color 220ms var(--ease);
}
.pr-tree__link:hover {
  border-color: var(--orbit-600);
  background: var(--pr-tint);
}
.pr-tree__node {
  width: 6px;
  height: 6px;
  background: var(--orbit-600);
  flex: 0 0 auto;
}
.pr-tree__count {
  font-style: normal;
  color: var(--pr-soft);
  font-size: 12px;
}
.pr-tree__aside {
  margin-top: 14px;
}

/* ---------- 分类卡片 ---------- */
.pr-flow {
  display: grid;
  gap: 0;
}
.pr-cat {
  padding: 30px 0 34px;
  border-top: 1px solid var(--pr-line);
}
.pr-cat:first-child {
  border-top: 0;
  padding-top: 6px;
}
.pr-cat__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}
.pr-cat__index {
  font-family: var(--font-head);
  font-size: 26px;
  line-height: 1;
  color: var(--pr-tint-deep);
  letter-spacing: 0.02em;
}
.pr-cat__titles h3 {
  margin: 0;
}
.pr-cat__sum {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pr-soft);
}
.pr-list {
  margin: 18px 0 0;
  padding: 0;
  border-top: 1px solid var(--pr-line-soft);
}
.pr-item {
  padding: 13px 0;
  border-bottom: 1px solid var(--pr-line-soft);
  display: grid;
  gap: 5px;
}
.pr-item dt {
  font-family: var(--font-head);
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink-900);
}
.pr-item dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: #37406B;
}
.pr-cat__meta {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--pr-soft);
}
.pr-cat__key {
  display: inline-block;
  min-width: 68px;
  margin-right: 8px;
  color: var(--orbit-600);
  font-family: var(--font-head);
  letter-spacing: 0.04em;
}
.pr-cat__figure {
  margin: 20px 0 0;
}
.pr-cat__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border: 1px solid var(--pr-line);
}

/* ---------- 产品线对照 ---------- */
.pr-lines__head {
  max-width: 74ch;
}
.pr-lines__head .yh-p {
  margin-top: 14px;
}
.pr-lines__figure {
  margin: 28px 0 24px;
}
.pr-lines__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--pr-line);
}
.pr-table-scroll {
  overflow-x: auto;
  border: 1px solid var(--pr-line);
  background: #FFFFFF;
  box-shadow: var(--shadow-a);
}
.pr-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 14.5px;
  line-height: 1.75;
}
.pr-table__caption {
  text-align: left;
  padding: 14px 16px 0;
  font-size: 13px;
  color: var(--pr-soft);
}
.pr-table th,
.pr-table td {
  text-align: left;
  vertical-align: top;
  padding: 14px 16px;
  border-bottom: 1px solid var(--pr-line-soft);
}
.pr-table thead th {
  background: var(--pr-tint);
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: #39406B;
  border-bottom: 1px solid var(--pr-line);
}
.pr-table tbody th {
  font-family: var(--font-head);
  color: var(--orbit-600);
  font-size: 14.5px;
}
.pr-table tbody tr:last-child th,
.pr-table tbody tr:last-child td {
  border-bottom: 0;
}
.pr-table tbody tr:hover {
  background: #F8FAFE;
}
.pr-lines__aside {
  margin-top: 16px;
}

/* ---------- 开通四步 ---------- */
.pr-steps__head {
  max-width: 74ch;
}
.pr-steps__head .yh-p {
  margin-top: 14px;
}
.pr-steps {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}
.pr-step {
  position: relative;
  padding: 22px 0 24px 54px;
  border-top: 1px solid var(--pr-line);
}
.pr-step:last-child {
  border-bottom: 1px solid var(--pr-line);
}
.pr-step__no {
  position: absolute;
  left: 0;
  top: 22px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--orbit-600);
  color: var(--orbit-600);
  font-family: var(--font-head);
  font-size: 15px;
  line-height: 1;
}
.pr-step__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 18px;
  line-height: 1.5;
  color: var(--ink-900);
}
.pr-step__text {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: #37406B;
}
.pr-step__prep {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--pr-soft);
  padding-left: 12px;
  border-left: 2px solid var(--pr-tint-deep);
}

.pr-pitfall {
  margin-top: 34px;
  padding: 24px 22px;
  background: #FFFFFF;
  border: 1px solid var(--pr-line);
  box-shadow: var(--shadow-b);
}
.pr-pitfall__title {
  margin: 0;
}
.pr-pitfall__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}
.pr-pitfall__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: #37406B;
}
.pr-pitfall__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 1px;
  background: var(--gold-400);
}
.pr-pitfall__link {
  margin: 20px 0 0;
}

/* ---------- 组合建议 ---------- */
.pr-combo__head {
  max-width: 74ch;
}
.pr-combo__head .yh-p {
  margin-top: 14px;
}
.pr-combo {
  margin-top: 30px;
  display: grid;
  gap: 16px;
}
.pr-combo__card {
  background: #FFFFFF;
  border: 1px solid var(--pr-line);
  padding: 24px 22px 22px;
  display: flex;
  flex-direction: column;
  transition: border-color 240ms var(--ease), box-shadow 240ms var(--ease);
}
.pr-combo__card:hover {
  border-color: var(--orbit-600);
  box-shadow: var(--shadow-b);
}
.pr-combo__tag {
  align-self: flex-start;
  font-size: 12px;
  letter-spacing: 0.08em;
}
.page-products .yh-tag--aurora {
  color: var(--pr-aurora-ink);
  border-color: rgba(69, 224, 200, 0.6);
  background: rgba(69, 224, 200, 0.1);
}
.page-products .yh-tag--gold {
  color: var(--pr-gold-ink);
  border-color: rgba(243, 199, 120, 0.85);
  background: rgba(243, 199, 120, 0.16);
}
.pr-combo__title {
  margin: 14px 0 0;
  font-size: 18px;
}
.pr-combo__text {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: #37406B;
}
.pr-combo__picks {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  border-top: 1px solid var(--pr-line-soft);
  padding-top: 14px;
}
.pr-combo__picks li {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-900);
  padding-left: 16px;
  position: relative;
}
.pr-combo__picks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border: 1px solid var(--orbit-600);
}
.pr-combo__meta {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--pr-soft);
}

.pr-compare {
  margin-top: 22px;
  border: 1px solid var(--pr-line);
  background: #FFFFFF;
}
.pr-compare__summary {
  cursor: pointer;
  padding: 16px 18px;
  font-family: var(--font-head);
  font-size: 15px;
  color: var(--orbit-600);
  list-style: none;
}
.pr-compare__summary::-webkit-details-marker { display: none; }
.pr-compare__summary::after {
  content: "＋";
  float: right;
  color: var(--pr-soft);
}
.pr-compare[open] .pr-compare__summary::after {
  content: "－";
}
.pr-compare .pr-table-scroll {
  border: 0;
  border-top: 1px solid var(--pr-line);
  box-shadow: none;
}

/* ---------- 相关入口 ---------- */
.pr-next__head {
  max-width: 74ch;
}
.pr-next__head .yh-p {
  margin-top: 14px;
}
.pr-next {
  margin-top: 28px;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--pr-line);
}
.pr-next__link {
  display: grid;
  gap: 6px;
  padding: 20px 4px;
  border-bottom: 1px solid var(--pr-line);
  text-decoration: none;
  color: inherit;
  transition: padding-left 240ms var(--ease), background-color 240ms var(--ease);
}
.pr-next__link:hover {
  padding-left: 14px;
  background: #F8FAFE;
}
.pr-next__label {
  font-family: var(--font-head);
  font-size: 17px;
  color: var(--ink-900);
}
.pr-next__link:hover .pr-next__label {
  color: var(--orbit-600);
}
.pr-next__note {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--pr-soft);
}
.pr-next__bar {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}
.pr-next__hint {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--pr-soft);
}

/* ---------- 显现动效 ---------- */
.page-products [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 320ms var(--ease), transform 320ms var(--ease);
}
.page-products [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 700px) {
  .pr-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .pr-item {
    grid-template-columns: minmax(0, 200px) minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
  .pr-combo {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .pr-next {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .pr-next__link:nth-child(odd) {
    border-right: 1px solid var(--pr-line);
    padding-right: 20px;
  }
  .pr-next__link:nth-child(even) {
    padding-left: 20px;
  }
  .pr-next__link:hover {
    padding-left: 20px;
  }
  .pr-next__link:nth-child(odd):hover {
    padding-left: 14px;
  }
}

@media (min-width: 1000px) {
  .pr-hero {
    padding-top: 30px;
  }
  .pr-hero__inner {
    gap: 34px;
  }
  .pr-catalog__grid {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }
  .pr-tree {
    position: sticky;
    top: calc(var(--status-h) + 22px);
  }
  .pr-tree__list {
    flex-direction: column;
    gap: 1px;
    overflow: visible;
    padding-bottom: 0;
  }
  .pr-tree__link {
    width: 100%;
    border: 0;
    border-left: 2px solid transparent;
    background: transparent;
    padding: 10px 12px;
    justify-content: flex-start;
    white-space: normal;
  }
  .pr-tree__link:hover {
    border-left-color: var(--orbit-600);
    background: var(--pr-tint);
  }
  .pr-tree__count {
    margin-left: auto;
  }
  .pr-cat {
    padding: 36px 0 40px;
  }
  .pr-cat__index {
    font-size: 30px;
  }
  .pr-combo {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .pr-step {
    padding-left: 76px;
    padding-block: 26px 28px;
  }
  .pr-step__no {
    top: 26px;
    width: 40px;
    height: 40px;
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .pr-tree__link,
  .pr-combo__card,
  .pr-next__link {
    transition: none;
  }
}
</final>