.page-home {
  --home-line: rgba(185, 178, 199, 0.18);
  --home-soft: rgba(244, 239, 231, 0.04);
  background: var(--night);
  color: var(--paper);
  overflow-x: clip;
}

.page-home [data-reveal] {
  transition: opacity 600ms var(--ease), transform 600ms var(--ease);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  isolation: isolate;
  padding-top: calc(var(--header-h) + clamp(30px, 7vw, 84px));
  padding-bottom: clamp(32px, 5vw, 60px);
  background:
    radial-gradient(120% 90% at 82% 4%, rgba(255, 46, 136, 0.22), rgba(21, 11, 38, 0) 58%),
    radial-gradient(90% 70% at 4% 24%, rgba(34, 224, 214, 0.15), rgba(21, 11, 38, 0) 62%),
    var(--night);
}

.page-home .home-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, var(--hair) 18%, rgba(255, 46, 136, 0.5) 50%, var(--hair) 82%, transparent);
}

.page-home .hero-grid {
  display: grid;
  gap: clamp(28px, 5vw, 48px);
  align-items: center;
}

.page-home .hero-copy,
.page-home .hero-visual {
  min-width: 0;
}

.page-home .eyebrow {
  margin: 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

.page-home .home-hero h1.display {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-size: clamp(44px, 12.5vw, 126px);
  font-weight: 900;
  line-height: 0.94;
  letter-spacing: -0.03em;
  color: var(--paper);
  text-shadow: 0 0 44px rgba(255, 46, 136, 0.3);
}

.page-home .home-hero .lede {
  margin: clamp(18px, 3vw, 26px) 0 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.82;
  color: var(--ash);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 32px);
}

.page-home .hero-meta {
  list-style: none;
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ash);
}

.page-home .hero-meta li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-home .hero-glass {
  position: relative;
  padding: clamp(10px, 2vw, 18px);
  border-radius: var(--radius-l);
  border: 1px solid var(--hair);
  background: var(--glass);
  backdrop-filter: blur(8px);
  box-shadow: 0 34px 90px -50px rgba(255, 46, 136, 0.75);
}

.page-home .hero-glass::before {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  top: -1px;
  height: 2px;
  border-radius: 99px;
  background: linear-gradient(90deg, transparent, var(--magenta), transparent);
}

.page-home .hero-glass img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-s);
}

/* 四联章节预览 */
.page-home .preview-rail {
  margin: clamp(38px, 6vw, 66px) 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-home .preview-item {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: clamp(14px, 2.4vw, 22px);
  border-radius: var(--radius-s);
  border: 1px solid var(--hair);
  background: linear-gradient(180deg, rgba(33, 18, 56, 0.85), rgba(21, 11, 38, 0.68));
  text-decoration: none;
  color: inherit;
  transition: transform 200ms var(--ease), border-color 200ms var(--ease), background 200ms var(--ease);
}

.page-home .preview-item:hover,
.page-home .preview-item:focus-visible {
  transform: translateY(-4px);
  border-color: var(--cyan);
  background: linear-gradient(180deg, rgba(33, 18, 56, 0.96), rgba(21, 11, 38, 0.8));
}

.page-home .preview-num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 200;
  letter-spacing: 0.28em;
  color: var(--magenta);
  font-variant-numeric: tabular-nums;
  transform-origin: left center;
  transition: transform 200ms var(--ease), color 200ms var(--ease);
}

.page-home .preview-item:hover .preview-num,
.page-home .preview-item:focus-visible .preview-num {
  transform: scale(1.18);
  color: var(--cyan);
}

.page-home .preview-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-home .preview-note {
  font-size: 12px;
  line-height: 1.6;
  color: var(--ash);
}

/* ---------- 章节头部通用 ---------- */
.page-home .home-cols,
.page-home .home-vendors,
.page-home .home-quick,
.page-home .home-support {
  padding: clamp(52px, 9vw, 116px) 0;
}

.page-home .home-cols {
  background: linear-gradient(180deg, var(--night), var(--deep) 42%, var(--night));
}

.page-home .home-vendors {
  background: var(--night);
}

.page-home .home-quick {
  background: linear-gradient(180deg, var(--night), var(--deep) 55%, var(--night));
}

.page-home .section-head {
  display: grid;
  gap: clamp(12px, 2vw, 22px);
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-home .section-head-body {
  min-width: 0;
}

.page-home .section-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 200;
  letter-spacing: 0.28em;
  color: var(--magenta);
  font-variant-numeric: tabular-nums;
}

.page-home .section-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 4.4vw, 52px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-home .section-note {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--ash);
}

.page-home .section-head-body .chip {
  margin-top: 16px;
}

/* ---------- 栏目轨道 ---------- */
.page-home .media-frame {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-l);
  background: linear-gradient(140deg, rgba(33, 18, 56, 0.94), rgba(21, 11, 38, 0.94));
  border: 1px solid var(--home-line);
}

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

.page-home .cols-banner {
  margin-bottom: clamp(22px, 3.5vw, 38px);
}

.page-home .cols-banner .media-frame__img {
  aspect-ratio: 1600 / 620;
}

.page-home .rail-scroller {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 6px 2px 20px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-color: rgba(255, 46, 136, 0.55) transparent;
}

.page-home .rail-scroller::-webkit-scrollbar {
  height: 6px;
}

.page-home .rail-scroller::-webkit-scrollbar-track {
  background: rgba(185, 178, 199, 0.12);
  border-radius: 99px;
}

.page-home .rail-scroller::-webkit-scrollbar-thumb {
  background: rgba(255, 46, 136, 0.55);
  border-radius: 99px;
}

.page-home .rail-scroller:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 6px;
  border-radius: var(--radius-s);
}

.page-home .rail-item {
  flex: 0 0 clamp(214px, 70vw, 266px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(16px, 2.4vw, 22px);
  border-radius: var(--radius-s);
  border: 1px solid var(--home-line);
  background: linear-gradient(170deg, rgba(33, 18, 56, 0.92), rgba(21, 11, 38, 0.72));
  backdrop-filter: blur(4px);
  transition: transform 200ms var(--ease), border-color 200ms var(--ease);
}

.page-home .rail-item:hover,
.page-home .rail-item:focus-within {
  transform: translateY(-4px);
  border-color: var(--cyan);
}

.page-home .rail-item--start {
  border-color: rgba(245, 195, 107, 0.42);
  background: linear-gradient(170deg, rgba(180, 89, 60, 0.3), rgba(21, 11, 38, 0.82));
}

.page-home .rail-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 24px;
}

.page-home .rail-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.24em;
  color: var(--ash);
  font-variant-numeric: tabular-nums;
}

.page-home .rail-item--start .rail-num {
  color: var(--gold);
}

.page-home .rail-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-home .rail-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .rail-tags li {
  padding: 5px 10px;
  border-radius: 99px;
  border: 1px solid var(--home-line);
  background: var(--home-soft);
  font-size: 12px;
  color: var(--ash);
}

/* ---------- 厂商专区 ---------- */
.page-home .vendor-grid {
  display: grid;
  gap: clamp(28px, 4.5vw, 56px);
  align-items: start;
}

.page-home .vendor-copy,
.page-home .vendor-visual {
  min-width: 0;
}

.page-home .vendor-lede {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ash);
}

.page-home .vendor-points {
  list-style: none;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-home .vendor-points li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--home-line);
}

.page-home .vendor-point-num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-home .vendor-points h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-home .vendor-points p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ash);
}

.page-home .vendor-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: clamp(22px, 3vw, 32px) 0;
}

.page-home .vendor-stat {
  flex: 1 1 138px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  border-radius: var(--radius-s);
  border: 1px solid rgba(245, 195, 107, 0.3);
  background: rgba(245, 195, 107, 0.08);
}

.page-home .stat-num {
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-home .stat-label {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ash);
}

.page-home .vendor-visual .media-frame__img {
  aspect-ratio: 3 / 2;
}

.page-home .vendor-visual {
  box-shadow: 0 30px 80px -54px rgba(255, 46, 136, 0.9);
}

/* ---------- 账号与服务路径 ---------- */
.page-home .home-support.section--read {
  background: var(--paper);
  color: var(--ink);
}

.page-home .section--read .section-title {
  color: var(--ink);
}

.page-home .section--read .eyebrow {
  color: var(--moss);
}

.page-home .section--read .section-num {
  color: var(--clay);
}

.page-home .section--read .section-note {
  color: var(--ink-soft);
}

.page-home .support-paths {
  display: grid;
  gap: 18px;
  margin-top: clamp(20px, 3vw, 34px);
}

.page-home .path-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 3vw, 34px);
  border-radius: var(--radius-l);
}

.page-home .path-card--guide {
  border: 1px solid rgba(79, 122, 91, 0.35);
  background: rgba(79, 122, 91, 0.1);
}

.page-home .path-card--feedback {
  border: 1px solid rgba(255, 46, 136, 0.4);
  background: linear-gradient(165deg, var(--deep), var(--night));
  box-shadow: 0 30px 80px -60px rgba(21, 11, 38, 0.9);
}

.page-home .path-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-home .path-card--guide h3 {
  color: var(--ink);
}

.page-home .path-card--feedback h3 {
  color: var(--paper);
}

.page-home .path-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
}

.page-home .path-card--guide p {
  color: var(--ink-soft);
}

.page-home .path-card--feedback p {
  color: var(--ash);
}

.page-home .path-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .path-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.72;
}

.page-home .path-card--guide .path-list li {
  color: var(--ink-soft);
}

.page-home .path-card--feedback .path-list li {
  color: var(--ash);
}

.page-home .path-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--moss);
}

.page-home .path-card--feedback .path-list li::before {
  background: var(--magenta);
}

.page-home .path-link {
  margin-top: auto;
  align-self: flex-start;
  padding-bottom: 3px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--moss);
  border-bottom: 2px solid currentColor;
  transition: color 180ms var(--ease);
}

.page-home .path-card--feedback .path-link {
  color: var(--cyan);
}

.page-home .path-link:hover,
.page-home .path-link:focus-visible {
  color: var(--magenta);
}

.page-home .support-foot {
  margin: clamp(24px, 3.5vw, 38px) 0 0;
  padding-top: 20px;
  max-width: 68ch;
  border-top: 1px solid rgba(42, 36, 52, 0.14);
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 小屏快查 ---------- */
.page-home .quick-grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

.page-home .quick-visual,
.page-home .quick-copy {
  min-width: 0;
}

.page-home .quick-visual {
  position: relative;
  background: linear-gradient(160deg, rgba(245, 195, 107, 0.2), rgba(33, 18, 56, 0.94));
  box-shadow: 0 34px 90px -60px rgba(245, 195, 107, 0.85);
}

.page-home .quick-visual .media-frame__img {
  aspect-ratio: 1000 / 1250;
}

.page-home .quick-tip {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 8px 14px;
  border-radius: 99px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--night);
  background: var(--gold);
  opacity: 0.78;
  transform: translateY(4px);
  transition: opacity 200ms var(--ease), transform 200ms var(--ease);
}

.page-home .quick-visual:hover .quick-tip,
.page-home .quick-visual:focus-within .quick-tip {
  opacity: 1;
  transform: translateY(0);
}

.page-home .quick-copy p {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ash);
}

.page-home .quick-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .quick-list li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ash);
}

.page-home .quick-list li::before {
  content: "▸";
  font-size: 12px;
  color: var(--cyan);
}

.page-home .quick-copy .btn {
  margin-top: clamp(22px, 3vw, 30px);
}

/* ---------- 收尾 ---------- */
.page-home .home-closing {
  padding: clamp(52px, 9vw, 116px) 0 clamp(64px, 10vw, 128px);
  background: linear-gradient(180deg, var(--night), var(--deep));
}

.page-home .closing-inner {
  display: grid;
  gap: clamp(16px, 2.6vw, 26px);
  max-width: 920px;
}

.page-home .closing-mark {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(56px, 17vw, 176px);
  font-weight: 900;
  line-height: 0.86;
  letter-spacing: -0.04em;
  color: rgba(244, 239, 231, 0.07);
  -webkit-text-stroke: 1px rgba(255, 46, 136, 0.36);
  user-select: none;
}

.page-home .closing-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(25px, 4.2vw, 50px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-home .closing-body {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ash);
}

.page-home .closing-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
}

.page-home .closing-facts > div {
  padding: 16px 18px;
  border-radius: var(--radius-s);
  border: 1px solid var(--home-line);
  background: var(--home-soft);
}

.page-home .closing-facts dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ash);
}

.page-home .closing-facts dd {
  margin: 9px 0 0;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-home .home-closing .btn {
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-home .preview-rail {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }

  .page-home .closing-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-home .section-head {
    grid-template-columns: 92px minmax(0, 1fr);
    align-items: start;
  }

  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    gap: clamp(34px, 4vw, 64px);
  }

  .page-home .rail-item {
    flex-basis: 258px;
  }
}

@media (min-width: 900px) {
  .page-home .vendor-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-home .support-paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-home .quick-grid {
    grid-template-columns: minmax(0, 0.6fr) minmax(0, 1fr);
  }
}

@media (max-width: 420px) {
  .page-home .home-hero h1.display {
    letter-spacing: -0.025em;
  }

  .page-home .rail-item {
    flex-basis: 84vw;
  }

  .page-home .closing-mark {
    -webkit-text-stroke-width: 1px;
  }
}