.page-products {
  --cat-scale-w: 54px;
  --cat-hair: rgba(138, 101, 36, 0.42);
  --cat-hair-soft: rgba(70, 86, 110, 0.5);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-products .breadcrumb {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-products .cat-lead {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
  padding-top: clamp(20px, 4vw, 42px);
  padding-bottom: clamp(28px, 5vw, 58px);
}

.page-products .cat-lead__idx {
  color: var(--gold);
  margin: 0;
}

.page-products .cat-lead h1 {
  font-family: var(--font-cn);
  font-weight: 800;
  font-size: clamp(2rem, 5.6vw, 4rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--cream);
  margin: 14px 0 0;
  max-width: 20ch;
}

.page-products .cat-lead__dek {
  margin: clamp(14px, 2vw, 22px) 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .cat-lead__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--cat-hair);
  border: 1px solid var(--cat-hair);
}

.page-products .cat-stat {
  background: var(--ink-deep);
  padding: clamp(14px, 2.4vw, 20px) clamp(12px, 2vw, 18px);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .cat-stat dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-products .cat-stat dd {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 5px;
}

.page-products .cat-stat__n {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 6.2vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--gold-hot);
}

.page-products .cat-stat__u {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

/* ---------- 栏目切换带 ---------- */
.page-products .cat-tabs {
  position: sticky;
  top: var(--header-h);
  z-index: 6;
  background: rgba(10, 18, 31, 0.94);
  border-top: 1px solid var(--cat-hair);
  border-bottom: 1px solid var(--cat-hair);
}

.page-products .cat-tabs__inner {
  display: flex;
  gap: clamp(10px, 2.2vw, 30px);
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .cat-tabs__item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 2px 13px;
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .cat-tabs__item .idx {
  color: var(--copper);
  transition: color 0.18s var(--ease);
}

.page-products .cat-tabs__item:hover,
.page-products .cat-tabs__item:focus-visible {
  color: var(--gold-hot);
  border-bottom-color: var(--gold);
}

.page-products .cat-tabs__item:hover .idx,
.page-products .cat-tabs__item:focus-visible .idx {
  color: var(--gold-hot);
}

/* ---------- 主体：窄刻度 + 内容流 ---------- */
.page-products .cat-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  width: 100%;
}

.page-products .cat-scale {
  display: none;
}

.page-products .cat-flow {
  min-width: 0;
}

/* ---------- 章节 ---------- */
.page-products .cat-section {
  padding: clamp(32px, 5vw, 62px) 0 clamp(34px, 5.5vw, 68px);
  border-bottom: 1px solid var(--cat-hair-soft);
}

.page-products .cat-section:first-child {
  border-top: 1px solid var(--cat-hair-soft);
}

.page-products .cat-head {
  display: grid;
  gap: 10px;
  padding-left: 15px;
  border-left: 2px solid var(--gold);
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-products .cat-head__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-products .cat-head h2 {
  margin: 0;
  font-family: var(--font-cn);
  font-weight: 800;
  font-size: clamp(1.55rem, 3.6vw, 2.4rem);
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--cream);
}

.page-products .cat-head p {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 图片容器 ---------- */
.page-products .cat-figure {
  margin: clamp(18px, 3vw, 30px) 0;
}

.page-products .media-frame {
  position: relative;
  overflow: hidden;
  background: var(--ink-deep);
  border: 1px solid var(--cat-hair-soft);
}

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

.page-products .media-frame__caption {
  display: block;
  padding: 9px 12px;
  background: var(--ink-deep);
  border-top: 1px solid var(--cat-hair-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--mist);
}

.page-products .cat-figure--narrow {
  max-width: 640px;
}

/* ---------- 表格 ---------- */
.page-products .cat-table-wrap {
  max-height: 68vh;
  overflow: auto;
  border: 1px solid var(--cat-hair-soft);
  background: var(--ink-deep);
}

.page-products .cat-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 13.5px;
  font-family: var(--font-cn);
}

.page-products .cat-table th,
.page-products .cat-table td {
  padding: 10px 14px;
  text-align: left;
  vertical-align: middle;
  white-space: nowrap;
  border-bottom: 1px solid var(--cat-hair-soft);
}

.page-products .cat-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--panel);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
}

.page-products .cat-table tbody th {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--gold);
}

.page-products .cat-table tbody td {
  color: var(--cream);
}

.page-products .cat-table tbody tr:nth-child(even) {
  background: rgba(27, 42, 64, 0.42);
}

.page-products .cat-table tbody tr:hover {
  background: rgba(212, 162, 76, 0.09);
}

.page-products .cat-table .num {
  text-align: right;
  font-family: var(--font-mono);
  color: var(--gold-hot);
}

.page-products .cat-hint {
  margin: 10px 0 0;
  color: var(--mist);
}

/* ---------- 季度礼包 ---------- */
.page-products .cat-quarters {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 1px;
  background: var(--cat-hair-soft);
  border: 1px solid var(--cat-hair-soft);
}

.page-products .cat-quarter {
  background: var(--ink);
  padding: 13px 14px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 4px 10px;
  transition: background 0.16s var(--ease);
}

.page-products .cat-quarter:hover {
  background: var(--panel);
}

.page-products .cat-quarter__no {
  grid-row: span 2;
  align-self: start;
  font-size: 13px;
  color: var(--gold-hot);
  letter-spacing: 0.06em;
}

.page-products .cat-quarter__date {
  font-size: 13.5px;
  color: var(--cream);
}

.page-products .cat-quarter .tag {
  justify-self: start;
}

.page-products .cat-points {
  list-style: none;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .cat-points li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .cat-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border: 1px solid var(--jade);
  transform: rotate(45deg);
}

/* ---------- 配置矩阵 ---------- */
.page-products .cat-specs {
  display: grid;
  gap: 1px;
  background: var(--cat-hair-soft);
  border: 1px solid var(--cat-hair-soft);
}

.page-products .cat-spec {
  background: var(--ink-deep);
  padding: clamp(18px, 3vw, 30px);
  display: grid;
  gap: clamp(16px, 3vw, 28px);
}

.page-products .cat-spec__intro .idx {
  color: var(--copper);
}

.page-products .cat-spec__intro h3 {
  margin: 8px 0 0;
  font-family: var(--font-cn);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-products .cat-spec__intro p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 58ch;
}

.page-products .cat-spec__fig {
  margin: clamp(14px, 2.4vw, 22px) 0 0;
}

.page-products .cat-spec__tiers {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .cat-spec__tiers h4 {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--gold);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--cat-hair);
}

.page-products .cat-tier {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 4px 12px;
  align-items: baseline;
}

.page-products .cat-tier__name {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-products .cat-tier__val {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cream);
  letter-spacing: -0.01em;
}

.page-products .cat-tier__bar {
  grid-column: 2;
  display: block;
  height: 7px;
  background: rgba(70, 86, 110, 0.32);
  overflow: hidden;
}

.page-products .cat-tier__bar i {
  display: block;
  height: 100%;
  width: var(--v, 50%);
  background: linear-gradient(90deg, var(--copper), var(--gold));
}

.page-products .cat-tier--rec .cat-tier__val {
  color: var(--gold-hot);
}

.page-products .cat-tier--rec .cat-tier__bar i {
  background: linear-gradient(90deg, var(--jade), var(--gold-hot));
}

/* ---------- 版本索引 ---------- */
.page-products .cat-versions {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--cat-hair-soft);
}

.page-products .cat-versions li {
  border-bottom: 1px solid var(--cat-hair-soft);
}

.page-products .cat-versions a {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  align-items: center;
  gap: 6px 14px;
  padding: 14px 4px;
  text-decoration: none;
  transition: background 0.16s var(--ease), padding-left 0.16s var(--ease);
}

.page-products .cat-versions a:hover,
.page-products .cat-versions a:focus-visible {
  background: rgba(212, 162, 76, 0.08);
  padding-left: 12px;
}

.page-products .cat-versions__ver {
  font-size: 15px;
  font-weight: 700;
  color: var(--gold-hot);
}

.page-products .cat-versions__name {
  font-size: 14.5px;
  color: var(--cream);
}

.page-products .cat-versions__go {
  grid-column: 2;
  color: var(--mist);
}

.page-products .cat-versions a:hover .cat-versions__go,
.page-products .cat-versions a:focus-visible .cat-versions__go {
  color: var(--gold);
}

/* ---------- 口径与使用 ---------- */
.page-products .cat-usage {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
}

.page-products .cat-usage__item {
  padding-top: 16px;
  border-top: 1px solid var(--cat-hair);
}

.page-products .cat-usage__item h3 {
  margin: 0 0 8px;
  font-family: var(--font-cn);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.005em;
  color: var(--gold-hot);
}

.page-products .cat-usage__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .cat-usage__item a,
.page-products .cat-footlink a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 162, 76, 0.42);
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-products .cat-usage__item a:hover,
.page-products .cat-usage__item a:focus-visible,
.page-products .cat-footlink a:hover,
.page-products .cat-footlink a:focus-visible {
  color: var(--gold-hot);
  border-bottom-color: var(--gold-hot);
}

.page-products .cat-footlink {
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 焦点可见性 ---------- */
.page-products a:focus-visible,
.page-products .cat-table-wrap:focus-visible {
  outline: 2px solid var(--gold-hot);
  outline-offset: 2px;
}

/* ---------- 中等屏 ---------- */
@media (min-width: 720px) {
  .page-products .cat-spec {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

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

  .page-products .cat-usage__item:last-child {
    grid-column: 1 / -1;
  }
}

/* ---------- 宽屏 ---------- */
@media (min-width: 1000px) {
  .page-products .cat-lead {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-products .cat-body {
    grid-template-columns: var(--cat-scale-w) minmax(0, 1fr);
    gap: clamp(20px, 3vw, 42px);
  }

  .page-products .cat-scale {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    position: sticky;
    top: calc(var(--header-h) + 84px);
    align-self: start;
    height: min(56vh, 500px);
  }

  .page-products .cat-scale__year {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    color: var(--mist);
    writing-mode: vertical-rl;
    text-orientation: mixed;
  }

  .page-products .cat-scale__line {
    flex: 1 1 auto;
    width: 1px;
    background: linear-gradient(180deg, var(--gold), rgba(138, 101, 36, 0.15));
  }
}

@media (min-width: 1180px) {
  .page-products .cat-usage {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .cat-usage__item:last-child {
    grid-column: auto;
  }

  .page-products .cat-versions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 1px solid var(--cat-hair-soft);
  }

  .page-products .cat-versions li:nth-child(odd) {
    border-right: 1px solid var(--cat-hair-soft);
  }

  .page-products .cat-versions a {
    padding-right: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .cat-tabs__item,
  .page-products .cat-quarter,
  .page-products .cat-versions a,
  .page-products .cat-usage__item a {
    transition: none;
  }
}

.page-products {
  --v: 1rem;
}