.page-home {
  background: var(--ink-900);
  color: var(--ivory);
  font-family: var(--font-body);
}

.page-home p,
.page-home li {
  line-height: 1.75;
}

/* ---------- Hero ---------- */
.page-home .home-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(18px, 4vw, 34px) clamp(34px, 6vw, 68px);
  border-bottom: 1px solid var(--line);
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(900px 420px at 90% -12%, rgba(49, 230, 214, 0.13), transparent 62%),
    radial-gradient(720px 380px at 4% 108%, rgba(255, 106, 42, 0.09), transparent 66%);
}

.page-home .home-hero__glow {
  position: absolute;
  top: -16%;
  right: -14%;
  width: min(640px, 86%);
  opacity: 0.2;
  pointer-events: none;
}

.page-home .home-hero__glow img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-home .home-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-home .home-hero__lead {
  min-width: 0;
}

.page-home .zk-breadcrumb {
  margin-bottom: 18px;
}

.page-home .home-hero__title {
  font-family: var(--font-display);
  font-size: clamp(34px, 6vw, 60px);
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin: 10px 0 14px;
}

.page-home .home-hero__lede {
  margin: 0 0 clamp(20px, 3vw, 28px);
  max-width: 44ch;
  font-size: clamp(15px, 1.6vw, 17.5px);
  color: rgba(233, 237, 242, 0.82);
}

/* 入口坐标卡 */
.page-home .coord-card {
  position: relative;
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-xl);
  background: linear-gradient(170deg, rgba(18, 50, 71, 0.72), rgba(11, 34, 51, 0.62));
  box-shadow: 0 22px 48px -32px rgba(0, 0, 0, 0.9);
}

.page-home .coord-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: clamp(18px, 2.6vw, 26px);
  width: 3px;
  height: 44px;
  border-radius: var(--r-pill);
  background: var(--signal);
}

.page-home .coord-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 18px;
}

.page-home .coord-card__code {
  color: var(--cyan);
  font-size: 12.5px;
  letter-spacing: 0.06em;
}

.page-home .coord-steps {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .coord-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-home .coord-step:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-home .coord-step__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--amber);
  padding-top: 2px;
}

.page-home .coord-step__text {
  margin: 0;
  font-size: 15px;
  color: rgba(233, 237, 242, 0.86);
}

.page-home .coord-step__text strong {
  color: var(--ivory);
  font-weight: 600;
}

.page-home .coord-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* Hero 内的图 */
.page-home .home-hero__shot {
  margin: clamp(20px, 3vw, 28px) 0 0;
}

.page-home .home-hero__shot .zk-figure__frame {
  aspect-ratio: 16 / 7;
  overflow: hidden;
}

.page-home .home-hero__shot .zk-figure__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 目录树面板 */
.page-home .dir-panel {
  min-width: 0;
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: linear-gradient(180deg, rgba(11, 34, 51, 0.92), rgba(7, 24, 36, 0.86));
}

.page-home .dir-panel__head {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-strong);
}

.page-home .dir-panel__note {
  margin: 8px 0 0;
  font-size: 14px;
  color: rgba(233, 237, 242, 0.72);
}

.page-home .dir-tree {
  margin-top: 4px;
}

.page-home .dir-tree__item {
  border-bottom: 1px solid var(--line);
}

.page-home .dir-tree__item:last-child {
  border-bottom: 0;
}

.page-home .dir-tree__summary {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 0;
  cursor: pointer;
  list-style: none;
  transition: color 0.16s ease;
}

.page-home .dir-tree__summary::-webkit-details-marker {
  display: none;
}

.page-home .dir-tree__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--cyan);
}

.page-home .dir-tree__item[open] > .dir-tree__summary::after {
  content: "−";
}

.page-home .dir-tree__summary:hover {
  color: var(--cyan);
}

.page-home .dir-tree__index {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ash);
}

.page-home .dir-tree__label {
  font-size: 16px;
  font-weight: 600;
  color: var(--ivory);
}

.page-home .dir-tree__count {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--ash);
  padding: 1px 8px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
}

.page-home .dir-tree__list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0 0 0 2px;
  display: grid;
  gap: 7px;
}

.page-home .dir-tree__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: rgba(233, 237, 242, 0.76);
}

.page-home .dir-tree__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 1px;
  background: var(--teal);
}

.page-home .dir-panel__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  padding-top: 14px;
  border-top: 1px solid var(--line-strong);
}

.page-home .dir-panel__foot .zk-link {
  font-size: 14px;
}

.page-home .home-hero__treefig {
  margin: 16px 0 0;
}

.page-home .home-hero__treefig .zk-figure__frame {
  aspect-ratio: 21 / 9;
  overflow: hidden;
}

.page-home .home-hero__treefig .zk-figure__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .home-hero__treefig .zk-figure__cap {
  font-size: 11.5px;
}

/* ---------- 通用区块骨架 ---------- */
.page-home .home-block {
  padding-block: clamp(38px, 6vw, 76px);
  border-bottom: 1px solid var(--line);
}

.page-home .home-block:last-of-type {
  border-bottom: 0;
}

.page-home .home-block__head {
  display: grid;
  gap: 14px;
  margin-bottom: clamp(24px, 3.6vw, 38px);
}

.page-home .home-block__title {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.4vw, 36px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 8px 0 0;
}

.page-home .home-block__lede {
  margin: 0;
  font-size: clamp(14.5px, 1.5vw, 16.5px);
  color: rgba(233, 237, 242, 0.76);
  max-width: 52ch;
}

/* ---------- 版本刻度 ---------- */
.page-home .scale-track {
  display: flex;
  gap: clamp(14px, 3vw, 30px);
  overflow-x: auto;
  padding: 26px 2px 12px;
  border-top: 1px solid var(--line-strong);
  scrollbar-width: thin;
}

.page-home .scale-node {
  position: relative;
  flex: 0 0 auto;
  width: clamp(170px, 42vw, 210px);
  padding-top: 20px;
}

.page-home .scale-node::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 1px;
  height: 14px;
  background: var(--line-strong);
}

.page-home .scale-node--current::before {
  height: 20px;
  background: var(--signal);
}

.page-home .scale-node__stamp {
  display: block;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ash);
}

.page-home .scale-node--current .scale-node__stamp {
  color: var(--amber);
}

.page-home .scale-node__text {
  margin: 8px 0 0;
  font-size: 13.5px;
  color: rgba(233, 237, 242, 0.74);
}

.page-home .home-scale__foot {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-home .home-scale__figure {
  margin: 0;
}

.page-home .home-scale__figure .zk-figure__frame {
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.page-home .home-scale__figure .zk-figure__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .home-scale__links {
  display: flex;
  flex-wrap: wrap;
  align-content: start;
  gap: 10px;
}

.page-home .home-scale__lead {
  flex: 1 0 100%;
  margin: 0 0 4px;
  font-size: 14.5px;
  color: rgba(233, 237, 242, 0.74);
}

/* ---------- 收藏与记录 ---------- */
.page-home .record-grid {
  display: grid;
  gap: 14px;
}

.page-home .record-card {
  position: relative;
  padding: 20px 18px 18px;
  border-top: 2px solid var(--teal);
  border-radius: 0 0 var(--r-lg) var(--r-lg);
  background: linear-gradient(180deg, rgba(18, 50, 71, 0.55), rgba(11, 34, 51, 0.22));
  transition: border-color 0.16s ease, background 0.16s ease, transform 0.16s ease;
}

.page-home .record-card:hover,
.page-home .record-card:focus-within {
  border-top-color: var(--cyan);
  background: linear-gradient(180deg, rgba(18, 50, 71, 0.8), rgba(11, 34, 51, 0.32));
  transform: translateY(-2px);
}

.page-home .record-card__code {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-home .record-card__title {
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: -0.01em;
  margin: 8px 0 8px;
  color: var(--ivory);
}

.page-home .record-card__text {
  margin: 0 0 14px;
  font-size: 14.5px;
  color: rgba(233, 237, 242, 0.76);
}

.page-home .record-card__meta {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--ash);
  opacity: 0.72;
  transition: opacity 0.16s ease, color 0.16s ease;
}

.page-home .record-card:hover .record-card__meta,
.page-home .record-card:focus-within .record-card__meta {
  opacity: 1;
  color: var(--amber);
}

.page-home .home-records__more {
  margin: clamp(20px, 3vw, 28px) 0 0;
  font-size: 14.5px;
  color: rgba(233, 237, 242, 0.76);
}

/* ---------- 客服快捷问答 ---------- */
.page-home .qa-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.page-home .qa {
  padding-block: 16px;
  border-bottom: 1px solid var(--line);
}

.page-home .qa__q {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ivory);
  letter-spacing: -0.01em;
}

.page-home .qa__a {
  margin: 0;
  font-size: 14.5px;
  color: rgba(233, 237, 242, 0.74);
}

.page-home .support-lanes {
  display: grid;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 32px);
}

.page-home .lane {
  display: grid;
  gap: 6px;
  padding: 20px 18px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.16s ease, background 0.16s ease;
}

.page-home .lane:hover,
.page-home .lane:focus-visible {
  border-color: var(--cyan);
  background: rgba(14, 74, 82, 0.28);
}

.page-home .lane__code {
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--ash);
}

.page-home .lane__title {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--ivory);
}

.page-home .lane__text {
  font-size: 14px;
  color: rgba(233, 237, 242, 0.74);
  line-height: 1.7;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .record-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .qa-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(22px, 5vw, 52px);
  }

  .page-home .support-lanes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-home .home-block__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    align-items: end;
    column-gap: clamp(24px, 4vw, 56px);
  }

  .page-home .home-scale__foot {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-home .home-hero__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    column-gap: clamp(26px, 4vw, 48px);
  }

  .page-home .home-hero__shot .zk-figure__frame {
    aspect-ratio: 16 / 6;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .record-card,
  .page-home .record-card__meta,
  .page-home .lane,
  .page-home .dir-tree__summary {
    transition: none;
  }

  .page-home .record-card:hover,
  .page-home .record-card:focus-within {
    transform: none;
  }
}
<<<END>>>