.page-products {
  --ch: var(--c-cyan);
  --card-pad: 22px;
  background: var(--c-ink);
  color: var(--txt);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-products .cat-hero {
  position: relative;
  padding: 28px 0 44px;
  background:
    radial-gradient(85% 130% at 90% -10%, rgba(75, 63, 150, .40), transparent 62%),
    radial-gradient(60% 100% at 4% 100%, rgba(47, 233, 198, .12), transparent 65%),
    linear-gradient(180deg, #081a14 0%, var(--c-ink) 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-products .cat-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(195, 204, 210, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(195, 204, 210, .055) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 88%);
  pointer-events: none;
}

.page-products .cat-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--txt-faint);
  margin-bottom: 26px;
}

.page-products .breadcrumb a {
  color: var(--txt-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-products .breadcrumb a:hover {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-products .breadcrumb [aria-current="page"] {
  color: var(--c-cyan);
}

.page-products .cat-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-products .cat-hero-copy .kicker {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-cyan);
  margin: 0 0 14px;
}

.page-products .cat-hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 7vw, 56px);
  line-height: 1.06;
  letter-spacing: -.01em;
  margin: 0 0 18px;
  color: var(--c-mist);
  max-width: 16em;
}

.page-products .cat-hero-copy .lede {
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--txt-dim);
  max-width: 42em;
  margin: 0 0 22px;
}

.page-products .cat-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .cat-hero-visual {
  position: relative;
  border: 1px solid var(--line-strong);
  background: rgba(13, 42, 33, .78);
  padding: 20px 20px 22px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-products .cat-hero-visual::after {
  content: "";
  position: absolute;
  right: -18px;
  bottom: -18px;
  width: 96px;
  height: 96px;
  border-right: 1px solid var(--c-cyan);
  border-bottom: 1px solid var(--c-cyan);
  opacity: .5;
  pointer-events: none;
}

.page-products .cat-hero-visual-label {
  font-size: var(--fs-12);
  letter-spacing: .16em;
  color: var(--txt-faint);
  margin: 0 0 6px;
}

.page-products .cat-hero-big {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.page-products .cat-hero-big .num {
  font-size: clamp(52px, 15vw, 72px);
  line-height: 1;
  color: var(--c-orange);
  letter-spacing: -.02em;
}

.page-products .cat-hero-big-unit {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .12em;
  color: var(--txt-dim);
}

.page-products .cat-hero-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .cat-hero-steps li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 14px;
  line-height: 1.6;
  color: var(--txt-dim);
}

.page-products .cat-hero-steps .mono {
  color: var(--c-cyan);
  font-size: var(--fs-12);
  letter-spacing: .08em;
}

/* ---------- 主体骨架 ---------- */
.page-products .cat-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-top: 40px;
  padding-bottom: 56px;
}

.page-products .cat-rail-label {
  margin: 0 0 10px;
}

.page-products .cat-rail-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0 0 6px;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-products .cat-rail-list::-webkit-scrollbar {
  display: none;
}

.page-products .cat-rail-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: rgba(13, 42, 33, .6);
  color: var(--txt-dim);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  border-radius: var(--radius);
  transition: color var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
}

.page-products .cat-rail-link .mono {
  font-size: var(--fs-12);
  color: var(--c-cyan);
  letter-spacing: .06em;
}

.page-products .cat-rail-link:hover {
  color: var(--c-mist);
  border-color: var(--line-strong);
  transform: translateX(2px);
}

.page-products .cat-filter .label {
  margin: 0 0 10px;
}

.page-products .cat-filter .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-products .cat-filter .filter-btn {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .06em;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--txt-dim);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}

.page-products .cat-filter .filter-btn:hover {
  color: var(--c-mist);
  border-color: var(--line-strong);
}

.page-products .cat-filter .filter-btn[aria-pressed="true"] {
  color: var(--c-ink);
  background: var(--c-cyan);
  border-color: var(--c-cyan);
}

.page-products .cat-filter-count {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--txt-faint);
}

.page-products .cat-filter-count .mono {
  color: var(--c-cyan);
}

/* ---------- 频道卡片 ---------- */
.page-products .cat-flow {
  display: grid;
  gap: 22px;
  min-width: 0;
}

.page-products .channel-card {
  position: relative;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(13, 42, 33, .92) 0%, rgba(6, 18, 14, .92) 70%);
  padding: var(--card-pad);
  border-radius: var(--radius);
  scroll-margin-top: 96px;
  transition: border-color var(--t-mid), transform var(--t-fast);
}

.page-products .channel-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--ch);
}

.page-products .channel-card:hover {
  border-color: var(--line-strong);
}

.page-products .channel-card[data-filtered-out] {
  display: none;
}

.page-products .channel-card--cyan { --ch: var(--c-cyan); }
.page-products .channel-card--orange { --ch: var(--c-orange); }
.page-products .channel-card--wine { --ch: var(--c-wine); }
.page-products .channel-card--indigo { --ch: var(--c-indigo); }
.page-products .channel-card--lime { --ch: var(--c-lime); }

.page-products .channel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .channel-num {
  font-size: var(--fs-13);
  letter-spacing: .1em;
  color: var(--ch);
}

.page-products .channel-title {
  flex: 1 1 220px;
  min-width: 0;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(19px, 4.6vw, 28px);
  line-height: 1.25;
  color: var(--c-mist);
}

.page-products .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-products .channel-text p {
  margin: 0 0 14px;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--txt-dim);
  max-width: 40em;
}

.page-products .channel-text p:last-child {
  margin-bottom: 0;
}

.page-products .channel-text .link {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 233, 198, .45);
  transition: border-color var(--t-fast), color var(--t-fast);
}

.page-products .channel-text .link:hover {
  border-bottom-color: var(--c-cyan);
}

.page-products .channel-points {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .channel-points li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--txt-dim);
}

.page-products .channel-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 7px;
  height: 1px;
  background: var(--ch);
}

.page-products .channel-points strong {
  color: var(--c-mist);
  font-weight: 700;
}

.page-products .channel-wide {
  min-width: 0;
}

/* ---------- 两步路径 ---------- */
.page-products .step-path {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: step;
}

.page-products .step-item {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: rgba(17, 20, 23, .62);
}

.page-products .step-item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 30px;
  bottom: -11px;
  width: 1px;
  height: 10px;
  background: var(--c-cyan);
  opacity: .6;
}

.page-products .step-num {
  grid-row: 1 / span 2;
  align-self: center;
  font-size: var(--fs-13);
  letter-spacing: .08em;
  color: var(--c-ink);
  background: var(--c-cyan);
  padding: 5px 7px;
  line-height: 1;
}

.page-products .step-text {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-mist);
  line-height: 1.4;
}

.page-products .step-sub {
  font-size: 13px;
  line-height: 1.6;
  color: var(--txt-faint);
}

/* ---------- 图表与图片 ---------- */
.page-products .table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: rgba(17, 20, 23, .66);
}

.page-products .rank-table {
  width: 100%;
  min-width: 460px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .rank-table caption {
  text-align: left;
}

.page-products .rank-table th,
.page-products .rank-table td {
  text-align: left;
  padding: 11px 14px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
}

.page-products .rank-table thead th {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--c-cyan);
  background: rgba(6, 18, 14, .9);
  border-bottom: 1px solid var(--line-strong);
  white-space: nowrap;
}

.page-products .rank-table tbody tr:nth-child(odd) {
  background: rgba(195, 204, 210, .045);
}

.page-products .rank-table tbody td:first-child {
  color: var(--c-mist);
  white-space: nowrap;
}

.page-products .rank-table tbody td:last-child {
  color: var(--txt-dim);
  line-height: 1.65;
}

.page-products .rank-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .channel-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--c-char);
  overflow: hidden;
}

.page-products .channel-figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-products .channel-figure .media-caption {
  padding: 10px 12px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  line-height: 1.6;
  letter-spacing: .02em;
  color: var(--txt-faint);
}

.page-products .ar-4x5 { aspect-ratio: 4 / 5; display: flex; flex-direction: column; }
.page-products .ar-14x9 { aspect-ratio: 14 / 9; display: flex; flex-direction: column; }
.page-products .ar-3x2 { aspect-ratio: 3 / 2; display: flex; flex-direction: column; }
.page-products .ar-4x3 { aspect-ratio: 4 / 3; display: flex; flex-direction: column; }

.page-products .ar-4x5 img,
.page-products .ar-14x9 img,
.page-products .ar-3x2 img,
.page-products .ar-4x3 img {
  flex: 1 1 auto;
  min-height: 0;
}

/* ---------- 回顾内容包 ---------- */
.page-products .bundle-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 4px;
}

.page-products .bundle-item {
  background: rgba(17, 20, 23, .82);
  padding: 18px 16px;
}

.page-products .bundle-num {
  display: inline-block;
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--c-lime);
  border: 1px solid rgba(216, 243, 90, .45);
  padding: 3px 7px;
  line-height: 1;
  margin-bottom: 12px;
}

.page-products .bundle-item h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 17px;
  color: var(--c-mist);
  line-height: 1.3;
}

.page-products .bundle-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--txt-dim);
}

/* ---------- 空结果 ---------- */
.page-products .filter-empty {
  display: none;
  border: 1px dashed var(--line-strong);
  padding: 26px 20px;
  text-align: center;
  font-size: 15px;
  color: var(--txt-dim);
}

.page-products .filter-empty[data-empty-visible] {
  display: block;
}

/* ---------- 收尾 ---------- */
.page-products .cat-cta {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(13, 42, 33, .55), rgba(6, 18, 14, .95));
  padding: 40px 0 52px;
}

.page-products .cat-cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  border: 1px solid var(--line-strong);
  background: rgba(6, 18, 14, .72);
  padding: 26px 22px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-products .cat-cta-copy .kicker {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-orange);
  margin: 0 0 10px;
}

.page-products .cat-cta-copy h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 5vw, 32px);
  line-height: 1.15;
  color: var(--c-mist);
}

.page-products .cat-cta-copy p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--txt-dim);
  max-width: 48em;
}

.page-products .cat-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .cat-cta-actions .btn {
  flex: 1 1 auto;
  text-align: center;
}

/* ---------- 停顿节奏 ---------- */
.page-products .section-tight { padding-block: 28px; }

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .card-pad-fix,
  .page-products .channel-card { --card-pad: 26px; }

  .page-products .bundle-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .cat-cta-inner {
    padding: 30px 28px;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 28px;
  }

  .page-products .cat-cta-actions .btn {
    flex: 0 0 auto;
  }
}

@media (min-width: 780px) {
  .page-products .cat-hero {
    padding: 36px 0 56px;
  }

  .page-products .channel-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 26px;
    align-items: start;
  }

  .page-products .channel-wide,
  .page-products .channel-figure {
    grid-column: 1 / -1;
  }

  .page-products .channel-grid > .channel-figure {
    grid-column: auto;
  }

  .page-products .channel-grid > .channel-wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1000px) {
  .page-products .cat-hero-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .85fr);
    gap: 44px;
    align-items: end;
  }

  .page-products .cat-shell {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: 44px;
    padding-top: 52px;
    padding-bottom: 72px;
  }

  .page-products .cat-rail-inner {
    position: sticky;
    top: 92px;
  }

  .page-products .cat-rail-list {
    flex-direction: column;
    overflow: visible;
    gap: 2px;
    margin-bottom: 28px;
    padding-bottom: 0;
    border-left: 1px solid var(--line);
  }

  .page-products .cat-rail-link {
    border: 0;
    background: transparent;
    padding: 9px 12px;
    border-left: 2px solid transparent;
    margin-left: -1px;
  }

  .page-products .cat-rail-link:hover {
    border-left-color: var(--c-cyan);
    background: rgba(13, 42, 33, .55);
    transform: none;
  }

  .page-products .cat-filter .filter-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .page-products .cat-filter .filter-btn {
    text-align: left;
  }

  .page-products .cat-flow {
    gap: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .cat-rail-link,
  .page-products .channel-card,
  .page-products .cat-filter .filter-btn,
  .page-products .channel-text .link,
  .page-products .breadcrumb a {
    transition: none;
  }

  .page-products .cat-rail-link:hover {
    transform: none;
  }
}