.page-products {
  --pdl-panel-bg: linear-gradient(140deg, #191524 0%, #12101A 68%);
  --pdl-panel-line: rgba(244, 240, 230, 0.12);
  --pdl-text-soft: rgba(244, 240, 230, 0.74);
  --pdl-text-dim: rgba(244, 240, 230, 0.66);
  --pdl-gap: clamp(22px, 3.6vw, 48px);
  padding-bottom: clamp(40px, 6vw, 80px);
}

.page-products .crumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: clamp(20px, 3vw, 34px) var(--gutter) 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-haze);
}

.page-products .crumbs a {
  color: var(--c-haze);
  text-decoration: none;
  transition: color 160ms linear;
}

.page-products .crumbs a:hover,
.page-products .crumbs a:focus-visible {
  color: var(--c-cyan);
}

.page-products .crumbs a[aria-current="page"] {
  color: var(--c-paper);
}

/* ---------- 首屏 ---------- */

.page-products .pdl-hero {
  padding: clamp(20px, 3.4vw, 42px) 0 clamp(30px, 5vw, 62px);
}

.page-products .pdl-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 50px);
  align-items: center;
}

.page-products h1 {
  margin: 12px 0 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(32px, 6vw, 72px);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--c-paper);
}

.page-products .pdl-hero__lead {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.8;
  color: var(--pdl-text-soft);
}

.page-products .pdl-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 3.2vw, 44px);
  margin: clamp(26px, 3.8vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pdl-stats li {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.page-products .pdl-stats__n {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--c-cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .pdl-stats__t {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-haze);
}

.page-products .pdl-hero__art {
  position: relative;
}

.page-products .pdl-hero__art img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-soft);
}

.page-products .pdl-hero__art::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 44%;
  height: 3px;
  background: linear-gradient(90deg, var(--c-violet), var(--c-cyan));
}

/* ---------- 通用章节头 ---------- */

.page-products .pdl-section {
  padding: clamp(42px, 6vw, 86px) 0;
}

.page-products .pdl-head {
  max-width: 68ch;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-products .pdl-head h2 {
  margin: 10px 0 0;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(25px, 3.7vw, 42px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--c-paper);
}

.page-products .pdl-head__lead {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--pdl-text-soft);
}

.page-products .pdl-head__lead a {
  color: var(--c-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pdl-head__lead a:hover,
.page-products .pdl-head__lead a:focus-visible {
  color: var(--c-violet);
}

/* ---------- 分类索引墙 ---------- */

.page-products .catmap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

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

.page-products .catmap__index a {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  background: var(--c-ink);
  color: rgba(244, 240, 230, 0.84);
  text-decoration: none;
  font-size: 14px;
  transition: background 160ms linear, color 160ms linear;
}

.page-products .catmap__index a:hover,
.page-products .catmap__index a:focus-visible {
  background: #1C1727;
  color: var(--c-paper);
}

.page-products .catmap__no {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .catmap__nm {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.page-products .catmap__ct {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-haze);
  font-variant-numeric: tabular-nums;
}

.page-products .catmap__panels {
  position: relative;
  min-height: 210px;
}

.page-products .catpanel {
  display: none;
  padding: clamp(20px, 3vw, 34px);
  background: var(--pdl-panel-bg);
  border: 1px solid var(--pdl-panel-line);
  border-left: 2px solid var(--c-violet);
  scroll-margin-top: 90px;
}

.page-products .catpanel:first-child {
  display: block;
}

.page-products .catpanel:target {
  display: block;
}

.page-products .catmap__panels:has(.catpanel:target:not(:first-child)) .catpanel:first-child {
  display: none;
}

.page-products .catpanel__no {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .catpanel h3 {
  margin: 12px 0 0;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--c-paper);
}

.page-products .catpanel__t {
  margin: 14px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pdl-text-soft);
}

.page-products .catpanel__fit {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--c-haze);
}

.page-products .catpanel__fit span {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-orange);
}

/* ---------- 资料结构 ---------- */

.page-products .layerwrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 48px);
  align-items: start;
}

.page-products .layerviz svg {
  display: block;
  width: 100%;
  max-width: 340px;
  height: auto;
}

.page-products .layerlist {
  border-top: 1px solid var(--line-soft);
}

.page-products .layer {
  border-bottom: 1px solid var(--line-soft);
}

.page-products .layer summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(17px, 1.9vw, 21px);
  letter-spacing: -0.01em;
  color: var(--c-paper);
}

.page-products .layer summary::-webkit-details-marker {
  display: none;
}

.page-products .layer summary::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  background: var(--c-moss);
  transform: rotate(45deg);
  transition: background 160ms linear;
}

.page-products .layer[open] summary::before {
  background: var(--c-cyan);
}

.page-products .layer summary:hover {
  color: var(--c-violet);
}

.page-products .layer p {
  margin: 0;
  padding: 0 clamp(16px, 3vw, 44px) 22px 30px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pdl-text-soft);
}

/* ---------- 左右错位图文 ---------- */

.page-products .pdl-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.8vw, 54px);
  align-items: center;
}

.page-products .pdl-split__text h3 {
  margin: 0 0 14px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(20px, 2.4vw, 27px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--c-paper);
}

.page-products .pdl-split__text p {
  margin: 0 0 16px;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--pdl-text-soft);
}

.page-products .pdl-split__text ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pdl-split__text li {
  position: relative;
  padding-left: 22px;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--pdl-text-soft);
}

.page-products .pdl-split__text li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 11px;
  height: 1px;
  background: var(--c-cyan);
}

.page-products .pdl-split__fig {
  margin: 0;
}

.page-products .pdl-split__fig img,
.page-products .pdl-ladder__fig img,
.page-products .pdl-devices__fig img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-soft);
}

.page-products .pdl-split__fig figcaption,
.page-products .pdl-ladder__fig figcaption,
.page-products .pdl-devices__fig figcaption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-haze);
}

/* ---------- 版本阶梯 ---------- */

.page-products .pdl-ladder {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 42px);
  align-items: center;
  margin-top: clamp(32px, 4.4vw, 58px);
  padding-top: clamp(26px, 3.6vw, 46px);
  border-top: 1px solid var(--line-soft);
}

.page-products .pdl-ladder__text h3 {
  margin: 0 0 12px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.2;
  color: var(--c-paper);
}

.page-products .pdl-ladder__text p {
  margin: 0;
  max-width: 50ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pdl-text-soft);
}

.page-products .pdl-ladder__fig {
  margin: 0;
}

/* ---------- 会员等级 ---------- */

.page-products .pdl-levels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(30px, 4vw, 52px);
  padding: 1px;
  background: var(--line-soft);
}

.page-products .level {
  padding: 22px 18px;
  background: var(--c-ink);
  transition: background 160ms linear;
}

.page-products .level:hover {
  background: #16131F;
}

.page-products .level__no {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-violet);
  font-variant-numeric: tabular-nums;
}

.page-products .level h4 {
  margin: 10px 0 8px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--c-paper);
}

.page-products .level p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pdl-text-dim);
}

/* ---------- 技能树式步骤 ---------- */

.page-products .tree {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .tree__item {
  position: relative;
  padding: 0 0 clamp(24px, 3vw, 36px) clamp(48px, 6vw, 68px);
}

.page-products .tree__item::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 34px;
  bottom: 4px;
  border-left: 1px dashed rgba(155, 92, 255, 0.42);
}

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

.page-products .tree__item:last-child::before {
  display: none;
}

.page-products .tree__no {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 33px;
  height: 33px;
  background: var(--c-ink);
  border: 1px solid var(--c-violet);
  color: var(--c-cyan);
  font-size: 12px;
  letter-spacing: 0.06em;
  font-variant-numeric: tabular-nums;
}

.page-products .tree__item h3 {
  margin: 4px 0 8px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(18px, 2.1vw, 23px);
  line-height: 1.2;
  color: var(--c-paper);
}

.page-products .tree__item p {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pdl-text-soft);
}

/* ---------- 场景卡片 ---------- */

.page-products .pdl-devices__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  padding: 1px;
  background: var(--line-soft);
}

.page-products .devcard {
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--c-ink);
  border-top: 2px solid transparent;
  transition: border-top-color 160ms linear, background 160ms linear;
}

.page-products .devcard:hover {
  background: #16131F;
  border-top-color: var(--c-cyan);
}

.page-products .devcard__no {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-haze);
}

.page-products .devcard h3 {
  margin: 12px 0 10px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(19px, 2.2vw, 24px);
  letter-spacing: -0.01em;
  color: var(--c-paper);
}

.page-products .devcard p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pdl-text-soft);
}

.page-products .pdl-devices__fig {
  margin: clamp(28px, 4vw, 48px) 0 0;
}

/* ---------- 收束 ---------- */

.page-products .pdl-cta {
  margin-top: clamp(36px, 5vw, 78px);
  padding: clamp(34px, 4.6vw, 64px) 0;
  background: linear-gradient(120deg, #1A1526 0%, #0E0C14 64%);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pdl-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: center;
}

.page-products .pdl-cta h2 {
  margin: 0 0 12px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(23px, 3.2vw, 36px);
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--c-paper);
}

.page-products .pdl-cta p {
  margin: 0;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--pdl-text-soft);
}

.page-products .pdl-cta__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-products .pdl-devices__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-products .layerwrap {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
  }

  .page-products .pdl-ladder {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }

  .page-products .pdl-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }

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

@media (min-width: 900px) {
  .page-products .pdl-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .catmap {
    grid-template-columns: minmax(0, 252px) minmax(0, 1fr);
  }

  .page-products .catmap__index {
    grid-template-columns: 1fr;
    align-content: start;
  }

  .page-products .pdl-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-products .pdl-split--flip .pdl-split__fig {
    order: -1;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .catmap__index a,
  .page-products .layer summary::before,
  .page-products .level,
  .page-products .devcard,
  .page-products .crumbs a {
    transition: none;
  }
}