.page-products {
  --pd-step: clamp(20px, 3vw, 34px);
}

.page-products .breadcrumb {
  padding-top: clamp(16px, 3vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-products__hero {
  position: relative;
  padding-top: clamp(26px, 5vw, 48px);
  padding-bottom: clamp(28px, 5vw, 52px);
  border-bottom: 1px solid var(--line);
}

.page-products__hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: var(--gutter);
  width: clamp(110px, 30vw, 320px);
  height: 5px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--lime), var(--amber));
}

.page-products__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6.4vw, 66px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--mist);
  max-width: 17ch;
}

.page-products__lede {
  margin: 18px 0 0;
  max-width: 64ch;
  font-size: clamp(15.5px, 1.9vw, 18px);
  line-height: 1.8;
  color: var(--slate);
}

.page-products__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 通用小节 ---------- */
.page-products .section {
  padding-top: clamp(44px, 7vw, 88px);
}

.page-products .page-products__intro {
  margin: clamp(22px, 3vw, 32px) 0 0;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products__inline-note {
  margin-top: 16px;
  padding-left: 14px;
  border-left: 2px solid var(--lime);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--slate-dim);
}

/* ---------- 图片容器自适应 ---------- */
.page-products .media-frame--fit {
  aspect-ratio: auto;
}

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

.page-products__catalog-media {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

/* ---------- 目录树 ---------- */
.page-products .cat-tree {
  position: relative;
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .cat-tree::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 26px;
  bottom: 26px;
  width: 2px;
  background: linear-gradient(180deg, var(--lime) 0%, var(--blueprint) 45%, rgba(46, 61, 82, 0) 100%);
  opacity: 0.6;
}

.page-products .cat-node {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: var(--pd-step);
}

.page-products .cat-node:last-child {
  padding-bottom: 0;
}

.page-products .cat-node__num {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--blueprint);
  background: var(--obsidian);
  color: var(--lime);
  font-size: 13px;
  letter-spacing: 0.05em;
  transition: border-color 0.16s var(--ease), box-shadow 0.16s var(--ease), transform 0.16s var(--ease);
}

.page-products .cat-node:hover .cat-node__num {
  border-color: var(--lime);
  box-shadow: 0 0 0 6px rgba(182, 255, 60, 0.08);
  transform: scale(1.04);
}

.page-products .cat-node__title {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.6vw, 25px);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--mist);
}

.page-products .cat-node__desc {
  margin: 0 0 10px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.76;
  color: var(--slate);
}

.page-products .cat-node__meta {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--slate-dim);
}

/* ---------- 前瞻分栏 ---------- */
.page-products .preview-layout {
  margin-top: clamp(22px, 3vw, 34px);
  align-items: start;
}

.page-products .preview-layout__media {
  margin: 0 0 22px;
}

.page-products .preview-layout__lede {
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--slate);
  max-width: 60ch;
}

.page-products .sub-ladder {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .sub-tag {
  position: relative;
  padding: 16px 18px 17px 22px;
  background: var(--charcoal);
  border: 1px solid transparent;
  border-radius: var(--radius-organic);
  transition: transform 0.16s var(--ease), border-color 0.16s var(--ease), background-color 0.16s var(--ease);
}

.page-products .sub-tag::before {
  content: "";
  position: absolute;
  left: 0;
  top: 15px;
  bottom: 15px;
  width: 3px;
  border-radius: 2px;
  background: var(--lime);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.18s var(--ease);
}

.page-products .sub-tag:hover,
.page-products .sub-tag:focus-within {
  border-color: rgba(182, 255, 60, 0.4);
  background: rgba(182, 255, 60, 0.05);
  transform: translateX(4px);
}

.page-products .sub-tag:hover::before,
.page-products .sub-tag:focus-within::before {
  transform: scaleY(1);
}

.page-products .sub-tag__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
}

.page-products .sub-tag__num {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--lime);
}

.page-products .sub-tag__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  color: var(--mist);
}

.page-products .sub-tag__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--slate);
}

/* ---------- 集锦速览 ---------- */
.page-products .highlights-layout {
  margin-top: clamp(22px, 3vw, 34px);
  align-items: start;
}

.page-products .highlights-layout__body p {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--slate);
  max-width: 58ch;
}

.page-products .highlights-layout__media {
  margin: 0 0 22px;
}

/* ---------- 时段切换 ---------- */
.page-products .slot-switch {
  margin-top: clamp(26px, 4vw, 42px);
}

.page-products .slot-switch__label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate-dim);
}

.page-products .slot-switch__radio:focus-visible + .slot-switch__tabs .slot-pill {
  outline: none;
}

.page-products .slot-switch__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-products .slot-pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 15px;
  border: 1px solid var(--blueprint);
  border-radius: 999px;
  background: transparent;
  color: var(--slate);
  font-size: 13px;
  letter-spacing: 0.06em;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.16s var(--ease), color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-products .slot-pill:hover {
  border-color: var(--lime);
  color: var(--mist);
}

.page-products .slot-switch__radio:focus-visible ~ .slot-switch__tabs .slot-pill {
  box-shadow: 0 0 0 2px var(--lime);
}

.page-products #pd-slot-a:checked ~ .slot-switch__tabs label[for="pd-slot-a"],
.page-products #pd-slot-b:checked ~ .slot-switch__tabs label[for="pd-slot-b"],
.page-products #pd-slot-c:checked ~ .slot-switch__tabs label[for="pd-slot-c"],
.page-products #pd-slot-d:checked ~ .slot-switch__tabs label[for="pd-slot-d"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--obsidian);
}

.page-products .slot-panel {
  display: none;
  padding: 18px 20px 20px;
  background: linear-gradient(90deg, rgba(182, 255, 60, 0.07), rgba(182, 255, 60, 0) 72%);
  border-left: 2px solid var(--lime);
  border-radius: 0 var(--radius-soft) var(--radius-soft) 0;
}

.page-products #pd-slot-a:checked ~ .slot-switch__panels [data-slot="a"],
.page-products #pd-slot-b:checked ~ .slot-switch__panels [data-slot="b"],
.page-products #pd-slot-c:checked ~ .slot-switch__panels [data-slot="c"],
.page-products #pd-slot-d:checked ~ .slot-switch__panels [data-slot="d"] {
  display: block;
}

.page-products .slot-panel__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--mist);
}

.page-products .slot-panel__desc {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--slate);
  max-width: 62ch;
}

.page-products .slot-panel__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
}

/* ---------- 全场回放 ---------- */
.page-products .replay-layout {
  margin-top: clamp(22px, 3vw, 34px);
  align-items: start;
}

.page-products .replay-layout__media {
  margin: 0 0 22px;
}

.page-products .replay-layout__body p {
  margin: 0 0 18px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .replay-facts {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-products .replay-facts__row {
  display: grid;
  gap: 4px;
  padding-left: 14px;
  border-left: 2px solid var(--blueprint);
}

.page-products .replay-facts dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-products .replay-facts dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--slate);
}

/* ---------- 数据看板 ---------- */
.page-products .dashboard-layout {
  margin-top: clamp(22px, 3vw, 34px);
  align-items: start;
}

.page-products .dashboard-layout__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--slate);
  max-width: 58ch;
}

.page-products .dashboard-layout__media {
  margin: 22px 0 0;
}

.page-products .metric-list {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.page-products .metric__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 9px;
}

.page-products .metric__name {
  font-size: 15px;
  font-weight: 700;
  color: var(--mist);
}

.page-products .metric__q {
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--slate-dim);
  text-align: right;
}

/* ---------- 三条访问路径 ---------- */
.page-products .paths-lede {
  margin: clamp(20px, 3vw, 30px) 0 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .path-list {
  display: grid;
  gap: 18px;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .path-card {
  --path-accent: var(--blueprint);
  position: relative;
  padding: 24px 22px 26px;
  background: var(--charcoal);
  border-top: 3px solid var(--path-accent);
  border-radius: var(--radius-organic);
  transition: transform 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-products .path-card:hover {
  transform: translateY(-4px);
  background: var(--steel);
}

.page-products .path-card--pre { --path-accent: var(--lime); }
.page-products .path-card--post { --path-accent: var(--orange); }
.page-products .path-card--review { --path-accent: var(--amber); }

.page-products .path-card__kicker {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--path-accent);
  margin-bottom: 8px;
}

.page-products .path-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 23px);
  font-weight: 800;
  color: var(--mist);
}

.page-products .path-steps {
  counter-reset: pdstep;
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .path-steps li {
  position: relative;
  counter-increment: pdstep;
  padding-left: 34px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--slate);
}

.page-products .path-steps li::before {
  content: counter(pdstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--path-accent);
  border-bottom: 1px solid var(--blueprint);
  padding-bottom: 2px;
}

.page-products .paths-tail {
  margin: clamp(22px, 3vw, 32px) 0 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .paths-tail a,
.page-products .subscribe-note__desc a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(182, 255, 60, 0.4);
  transition: border-color 0.16s var(--ease);
}

.page-products .paths-tail a:hover,
.page-products .subscribe-note__desc a:hover {
  border-bottom-color: var(--lime);
}

/* ---------- 播放与适配 ---------- */
.page-products .tier-grid {
  display: grid;
  gap: 1px;
  margin-top: clamp(22px, 3vw, 32px);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-soft);
  overflow: hidden;
}

.page-products .tier {
  padding: 22px 20px 24px;
  background: var(--charcoal);
}

.page-products .tier__tag {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--lime);
}

.page-products .tier__name {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 24px);
  font-weight: 800;
  color: var(--mist);
}

.page-products .tier__use {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--slate);
}

.page-products .subscribe-note {
  margin-top: clamp(24px, 3vw, 36px);
  padding: clamp(20px, 3vw, 28px);
  background: var(--charcoal);
  border-left: 3px solid var(--amber);
  border-radius: 0 var(--radius-organic) var(--radius-organic) 0;
}

.page-products .subscribe-note__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 800;
  color: var(--mist);
}

.page-products .subscribe-note__desc {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--slate);
  max-width: 68ch;
}

.page-products .subscribe-note__desc:last-child {
  margin-bottom: 0;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .cat-tree::before {
    left: 25px;
    top: 30px;
    bottom: 30px;
  }

  .page-products .cat-node {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 24px;
  }

  .page-products .cat-node__num {
    width: 52px;
    height: 52px;
    font-size: 14px;
  }

  .page-products .cat-node__title {
    margin-top: 9px;
  }

  .page-products .sub-tag:nth-child(2) {
    margin-left: 28px;
  }

  .page-products .sub-tag:nth-child(3) {
    margin-left: 56px;
  }

  .page-products .preview-layout__media,
  .page-products .highlights-layout__media,
  .page-products .replay-layout__media {
    margin-bottom: 0;
  }

  .page-products .dashboard-layout__media {
    margin-top: 0;
  }
}

@media (min-width: 760px) {
  .page-products .tier-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 840px) {
  .page-products .path-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (max-width: 619px) {
  .page-products .page-products__title {
    max-width: none;
  }

  .page-products .metric__head {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .page-products .metric__q {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .cat-node__num,
  .page-products .sub-tag,
  .page-products .path-card,
  .page-products .slot-pill {
    transition: none;
  }

  .page-products .sub-tag:hover,
  .page-products .cat-node:hover .cat-node__num,
  .page-products .path-card:hover {
    transform: none;
  }
}