.page-products {
  --pd-edge: var(--hair-strong);
  --pd-card: var(--panel);
  --pd-card-deep: var(--panel-2);
  --pd-step: 34px;

  background: var(--ink);
  color: var(--mist);
  font-family: var(--font-sans);
  padding-top: 4px;
  padding-bottom: 76px;
  overflow-x: hidden;
}

.page-products :focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-products .pd-grad {
  background: linear-gradient(100deg, var(--violet), var(--red) 48%, var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

@supports not (background-clip: text) {
  .page-products .pd-grad {
    color: var(--gold);
    background: none;
  }
}

/* 面包屑 */
.page-products .pd-crumb-row {
  padding-top: 18px;
  padding-bottom: 6px;
}

.page-products .pd-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--ash);
}

.page-products .pd-crumb a {
  color: var(--ash);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
  padding-bottom: 1px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .pd-crumb a:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* 首屏 */
.page-products .pd-hero {
  display: grid;
  gap: 30px;
  padding-top: 16px;
}

.page-products .pd-hero h1 {
  margin: 10px 0 0;
  font-size: clamp(30px, 7.4vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.04em;
  font-weight: 900;
  color: var(--mist);
  text-wrap: balance;
}

.page-products .pd-hero__lede {
  margin: 18px 0 0;
  max-width: 33em;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ash);
}

.page-products .pd-hero__facts {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
}

.page-products .pd-hero__facts li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding-bottom: 9px;
  border-bottom: 1px dashed var(--hair);
}

.page-products .pd-hero__facts .mono {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* 三条路径卡片 */
.page-products .pd-paths {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .pd-paths__item {
  position: relative;
  background: var(--pd-card);
  border: 2px solid var(--pd-edge);
  border-left: 6px solid var(--red);
  padding: 18px 18px 16px;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.5);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-products .pd-paths__item::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 62%, rgba(108, 92, 231, 0.16));
}

.page-products .pd-paths__item--cyan {
  border-left-color: var(--cyan);
}

.page-products .pd-paths__item--gold {
  border-left-color: var(--gold);
}

.page-products .pd-paths__item:hover {
  transform: translate(-2px, -2px);
  box-shadow: 9px 9px 0 rgba(0, 0, 0, 0.58);
}

.page-products .pd-paths__item h2 {
  position: relative;
  z-index: 1;
  margin: 10px 0 6px;
  font-size: 18.5px;
  line-height: 1.3;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--mist);
}

.page-products .pd-paths__item p {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ash);
}

.page-products .pd-paths__meta {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 12px;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--mute);
}

/* 章节骨架 */
.page-products .pd-section {
  margin-top: 62px;
}

.page-products .pd-section__head {
  max-width: 44em;
}

.page-products .pd-section__head h2 {
  margin: 10px 0 0;
  font-size: clamp(23px, 5.2vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.035em;
  font-weight: 900;
  color: var(--mist);
  text-wrap: balance;
}

.page-products .pd-section__lede {
  margin: 14px 0 0;
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ash);
}

/* 分栏 */
.page-products .pd-split {
  margin-top: 26px;
  display: grid;
  gap: 24px;
}

.page-products .pd-split__copy p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--ash);
  max-width: 36em;
}

.page-products .pd-split__copy p:last-child {
  margin-bottom: 0;
}

.page-products .pd-split__copy strong {
  color: var(--mist);
  font-weight: 700;
}

/* 图片框 */
.page-products .pd-figure {
  margin: 0;
  border: 2px solid var(--pd-edge);
  background: var(--pd-card-deep);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

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

.page-products .pd-figure figcaption {
  padding: 10px 14px;
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--mute);
  border-top: 1px solid var(--hair);
  background: var(--pd-card);
}

.page-products .pd-figure--wide,
.page-products .pd-figure--tree {
  margin-top: 26px;
}

/* 标签墙 */
.page-products .pd-tagwall {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(auto-fill, minmax(102px, 1fr));
}

.page-products .pd-tagwall__item {
  padding: 11px 8px;
  background: var(--pd-card-deep);
  border: 1px solid var(--pd-edge);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--mist);
  text-align: center;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-products .pd-tagwall__item:nth-child(4n + 1) {
  border-left: 3px solid var(--cyan);
}

.page-products .pd-tagwall__item:nth-child(4n + 3) {
  border-left: 3px solid var(--gold);
}

.page-products .pd-tagwall__item:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--panel);
}

.page-products .pd-tagwall__note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mute);
}

/* 技能树 */
.page-products .pd-tree-wrap {
  margin-top: 30px;
  display: grid;
  gap: 30px;
}

.page-products .pd-tree {
  list-style: none;
  margin: 0;
  padding: 0 0 0 var(--pd-step);
  position: relative;
}

.page-products .pd-tree::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 12px;
  bottom: 18px;
  width: 2px;
  background: linear-gradient(180deg, var(--violet), var(--red) 52%, var(--cyan));
}

.page-products .pd-tree__node {
  position: relative;
  margin-bottom: 14px;
}

.page-products .pd-tree__node:last-child {
  margin-bottom: 0;
}

.page-products .pd-tree__dot {
  position: absolute;
  left: calc(-1 * var(--pd-step));
  top: 14px;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  font-size: 9px;
  letter-spacing: 0;
  color: var(--ink);
  background: var(--cyan);
  border: 2px solid var(--ink);
  border-radius: 50%;
  z-index: 2;
}

.page-products .pd-tree details {
  border: 2px solid var(--pd-edge);
  background: var(--pd-card-deep);
  box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.48);
}

.page-products .pd-tree summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--mist);
  background: var(--pd-card);
  transition: color 0.2s var(--ease);
}

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

.page-products .pd-tree summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan);
}

.page-products .pd-tree details[open] summary::after {
  content: "−";
}

.page-products .pd-tree details[open] summary {
  color: var(--cyan);
  border-bottom: 2px solid var(--pd-edge);
}

.page-products .pd-tree summary:hover {
  color: var(--cyan);
}

.page-products .pd-tree details p {
  margin: 0;
  padding: 14px 16px 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ash);
}

/* 场景卡片 */
.page-products .pd-scenes {
  margin-top: 22px;
  display: grid;
  gap: 14px;
}

.page-products .pd-scene {
  display: flex;
  flex-direction: column;
  background: var(--pd-card);
  border: 2px solid var(--pd-edge);
  padding: 18px 18px 16px;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.5);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-products .pd-scene:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.55);
  border-color: var(--cyan);
}

.page-products .pd-scene__tag {
  margin: 0;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .pd-scene h3 {
  margin: 8px 0 8px;
  font-size: 17.5px;
  line-height: 1.35;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--mist);
}

.page-products .pd-scene p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ash);
}

.page-products .pd-scene__combo {
  font-size: 12.5px;
  color: var(--mist);
}

.page-products .pd-scene__combo .mono {
  display: inline-block;
  margin-right: 8px;
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-products .pd-scene__link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 2px solid var(--red);
  padding-bottom: 3px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .pd-scene__link::after {
  content: " →";
  color: var(--cyan);
}

.page-products .pd-scene__link:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* 收尾面板 */
.page-products .pd-panel {
  position: relative;
  background: linear-gradient(150deg, var(--panel) 0%, var(--panel-2) 58%, rgba(108, 92, 231, 0.22) 100%);
  border: 2px solid var(--pd-edge);
  box-shadow: var(--shadow-hard);
  padding: 26px 20px;
}

.page-products .pd-panel::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--red), var(--violet) 45%, var(--cyan) 78%, var(--gold));
}

.page-products .pd-cta {
  display: grid;
  gap: 24px;
}

.page-products .pd-cta h2 {
  margin: 10px 0 0;
  font-size: clamp(22px, 4.6vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.03em;
  font-weight: 900;
  color: var(--mist);
}

.page-products .pd-cta__text p {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ash);
}

.page-products .pd-cta__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
  font-size: 14px;
  color: var(--mist);
  word-break: break-word;
}

.page-products .pd-cta__list li {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
  padding-bottom: 9px;
  border-bottom: 1px dashed var(--hair);
}

.page-products .pd-cta__list .mono {
  flex: none;
  width: 3.2em;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .pd-cta__quiet {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ash);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
  padding-bottom: 2px;
}

.page-products .pd-cta__quiet:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* 平板与桌面 */
@media (min-width: 700px) {
  .page-products .pd-hero {
    gap: 38px;
  }

  .page-products .pd-hero__lede {
    font-size: 16.5px;
  }

  .page-products .pd-section {
    margin-top: 84px;
  }

  .page-products .pd-tagwall {
    grid-template-columns: repeat(auto-fill, minmax(118px, 1fr));
    gap: 10px;
  }

  .page-products .pd-scenes {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .page-products .pd-panel {
    padding: 34px 30px;
  }

  .page-products .pd-cta {
    grid-template-columns: 1.25fr 0.75fr;
    align-items: start;
    gap: 34px;
  }
}

@media (min-width: 940px) {
  .page-products {
    padding-bottom: 104px;
  }

  .page-products .pd-hero {
    grid-template-columns: 1.12fr 0.88fr;
    gap: 52px;
    align-items: start;
    padding-top: 28px;
  }

  .page-products .pd-hero h1 {
    font-size: clamp(44px, 4.6vw, 66px);
  }

  .page-products .pd-paths {
    padding-top: 6px;
  }

  .page-products .pd-paths__item:nth-child(2) {
    margin-left: 20px;
  }

  .page-products .pd-paths__item:nth-child(3) {
    margin-left: 40px;
  }

  .page-products .pd-split {
    grid-template-columns: 1.02fr 0.98fr;
    gap: 42px;
    align-items: start;
  }

  .page-products .pd-split--tall {
    grid-template-columns: 1.08fr 0.92fr;
  }

  .page-products .pd-split--rev .pd-split__copy {
    order: 2;
  }

  .page-products .pd-split--rev .pd-figure {
    order: 1;
  }

  .page-products .pd-tree-wrap {
    grid-template-columns: 1.06fr 0.94fr;
    gap: 44px;
    align-items: start;
  }

  .page-products .pd-figure--tree {
    margin-top: 0;
    position: sticky;
    top: 24px;
  }

  .page-products .pd-tree__node:nth-child(2) {
    margin-left: 32px;
  }

  .page-products .pd-tree__node:nth-child(3) {
    margin-left: 64px;
  }

  .page-products .pd-tree__node:nth-child(4) {
    margin-left: 96px;
  }

  .page-products .pd-tree__node:nth-child(5) {
    margin-left: 128px;
  }

  .page-products .pd-scenes {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }

  .page-products .pd-scene {
    padding: 20px 18px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-paths__item,
  .page-products .pd-scene,
  .page-products .pd-tagwall__item,
  .page-products .pd-tree summary {
    transition: none;
  }

  .page-products .pd-paths__item:hover,
  .page-products .pd-scene:hover {
    transform: none;
  }
}
<<<END>>>