/* ===========================================================
   首页 · 专属样式（全部限定在 .page-home 作用域内）
   =========================================================== */

.page-home {
  --home-gap: 12px;
  --home-pad: clamp(20px, 3.4vw, 40px);
  background: var(--c-black);
  color: var(--c-text-soft);
  overflow-x: hidden;
}

.page-home .home-sec {
  position: relative;
  padding: 64px 0;
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  position: relative;
  padding: 24px 0 56px;
  background:
    radial-gradient(130% 100% at 10% -12%, rgba(22, 35, 76, .95) 0%, rgba(14, 15, 19, 0) 62%),
    radial-gradient(90% 70% at 98% 6%, rgba(200, 16, 46, .18) 0%, rgba(14, 15, 19, 0) 58%),
    var(--c-black);
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .55;
  background-image:
    repeating-linear-gradient(0deg, rgba(255, 255, 255, .026) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .018) 0 1px, transparent 1px 4px);
}

.page-home .home-frame {
  position: relative;
  padding: 1px;
  background: linear-gradient(155deg, rgba(123, 133, 160, .6), rgba(123, 133, 160, .12) 55%, rgba(200, 16, 46, .5));
  clip-path: var(--chamfer);
}

.page-home .home-frame__inner {
  clip-path: var(--chamfer);
  background: linear-gradient(180deg, rgba(20, 22, 28, .96) 0%, rgba(14, 15, 19, .98) 72%);
  padding: var(--home-pad);
}

.page-home .home-hero__head {
  max-width: 780px;
}

.page-home .home-hero__title {
  margin: 14px 0 0;
  color: #fff;
  font-family: var(--font-head);
  font-size: clamp(34px, 5.4vw, 66px);
  line-height: 1.06;
  letter-spacing: .01em;
  text-wrap: balance;
}

.page-home .home-hero__lede {
  margin: 18px 0 0;
  max-width: 62ch;
  color: var(--c-text-soft);
  font-size: 16px;
  line-height: 1.8;
}

/* 首屏三栏 4:3:2 */
.page-home .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
  margin-top: 30px;
}

.page-home .hero-panel {
  position: relative;
  padding: 1px;
  background: rgba(123, 133, 160, .28);
  clip-path: var(--chamfer);
  transition: background-color .2s var(--ease), transform .2s var(--ease);
}

.page-home .hero-panel:hover,
.page-home .hero-panel:focus-within {
  background: var(--c-red);
  transform: translateY(-2px);
}

.page-home .hero-panel__body {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  height: 100%;
  padding: 18px 16px 20px;
  background: var(--c-carbon);
  clip-path: var(--chamfer);
  overflow: hidden;
}

.page-home .hero-panel__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .hero-panel__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .26;
  filter: saturate(.6);
}

.page-home .hero-panel__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(14, 15, 19, .35) 0%, rgba(22, 35, 76, .78) 100%);
}

.page-home .hero-panel__content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  height: 100%;
}

.page-home .hero-panel__tag {
  margin: 0;
  color: var(--c-stand);
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.page-home .hero-panel__title {
  margin: 0;
  color: #fff;
  font-family: var(--font-head);
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 700;
  line-height: 1.15;
}

.page-home .hero-panel__desc {
  margin: 0;
  color: var(--c-text-soft);
  font-size: 14.5px;
  line-height: 1.72;
}

.page-home .hero-panel__media {
  margin: 0;
  clip-path: var(--chamfer-sm);
}

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

.page-home .hero-panel__metric {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 4px 0 0;
}

.page-home .hero-metric {
  font-family: var(--font-data);
  font-size: clamp(44px, 6vw, 72px);
  font-weight: 700;
  line-height: .9;
  color: var(--c-gold);
  letter-spacing: -.02em;
  transition: color .2s var(--ease), -webkit-text-stroke-color .2s var(--ease);
  -webkit-text-stroke: 0 transparent;
}

.page-home .hero-panel--lead:hover .hero-metric {
  color: var(--c-gold-light);
  -webkit-text-stroke: 1px var(--c-gold);
}

.page-home .hero-metric__unit {
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--c-stand);
  letter-spacing: .08em;
}

.page-home .hero-panel__go {
  margin-top: auto;
  align-self: flex-start;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 16, 46, .7);
  padding-bottom: 2px;
}

.page-home .hero-panel__go:hover {
  color: var(--c-gold-light);
  border-bottom-color: var(--c-gold-light);
}

/* ---------- 章节色带 ---------- */

.page-home .band {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 26px;
}

.page-home .band__num {
  font-family: var(--font-data);
  font-size: 15px;
  font-weight: 700;
  color: var(--c-red);
  letter-spacing: .06em;
  animation: home-fade-up .7s var(--ease) both;
}

.page-home .band__rule {
  flex: 0 1 64px;
  height: 2px;
  background: var(--c-red);
}

.page-home .band__label {
  color: var(--c-stand);
  font-size: 12px;
  letter-spacing: .2em;
}

@keyframes home-fade-up {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .band__num { animation: none; }
}

/* ---------- 02 榜单 ---------- */

.page-home .home-sec--indigo {
  background:
    linear-gradient(180deg, rgba(22, 35, 76, .92) 0%, rgba(14, 15, 19, .98) 100%);
  border-top: 1px solid rgba(123, 133, 160, .2);
  border-bottom: 1px solid rgba(123, 133, 160, .2);
}

.page-home .home-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: start;
}

.page-home .home-split__text p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.82;
}

.page-home .home-list {
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--c-line);
}

.page-home .home-list li {
  display: flex;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--c-line);
  font-size: 15px;
  line-height: 1.7;
}

.page-home .home-list__k {
  flex: 0 0 60px;
  color: var(--c-gold);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .12em;
}

.page-home .home-stat {
  padding: 24px 22px;
  background: rgba(14, 15, 19, .7);
  clip-path: var(--chamfer);
  border-left: 3px solid var(--c-red);
}

.page-home .home-stat__cap {
  margin: 0;
  color: var(--c-stand);
  font-size: 12px;
  letter-spacing: .14em;
}

.page-home .home-stat__num {
  margin: 6px 0 2px;
  font-size: clamp(40px, 8vw, 62px);
  line-height: 1;
}

.page-home .home-stat__sub {
  margin: 0;
  color: var(--c-stand);
  font-size: 13px;
}

.page-home .home-stat__rule {
  margin: 20px 0;
  border: 0;
  border-top: 1px solid var(--c-line);
}

/* ---------- 共享正文小件 ---------- */

.page-home .home-intro {
  margin: 0 0 26px;
  max-width: 66ch;
  font-size: 16.5px;
  line-height: 1.82;
}

.page-home .home-tail {
  margin: 26px 0 0;
  max-width: 62ch;
  padding-left: 16px;
  border-left: 2px solid var(--c-red);
  color: var(--c-text-soft);
  font-size: 15.5px;
  line-height: 1.8;
}

/* ---------- 03 三步路径 ---------- */

.page-home .home-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-home .home-step {
  position: relative;
  padding: 24px 22px 26px;
  background: var(--c-carbon);
  clip-path: var(--chamfer);
  transition: background-color .2s var(--ease);
}

.page-home .home-step:hover {
  background: #22262f;
}

.page-home .home-step__num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--c-gold);
  letter-spacing: .18em;
}

.page-home .home-step .t-sub {
  margin: 0 0 8px;
  color: #fff;
  font-family: var(--font-head);
  font-size: 21px;
  font-weight: 700;
}

.page-home .home-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
}

/* ---------- 04 时间轴 ---------- */

.page-home .home-sec--archive {
  background: linear-gradient(180deg, rgba(14, 15, 19, .98) 0%, rgba(22, 35, 76, .5) 100%);
}

.page-home .home-archive-media {
  margin: 0 0 28px;
  clip-path: var(--chamfer);
}

.page-home .home-archive-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.8);
}

.page-home .home-timeline {
  display: flex;
  gap: var(--home-gap);
  margin: 0;
  padding: 4px 0 18px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-color: var(--c-red) rgba(123, 133, 160, .2);
}

.page-home .home-timeline:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 4px;
}

.page-home .home-tl__item {
  flex: 0 0 min(232px, 74vw);
  scroll-snap-align: start;
  padding: 20px 18px 22px;
  background: rgba(27, 30, 38, .85);
  border-top: 2px solid var(--c-indigo-light);
  clip-path: var(--chamfer-sm);
  transition: border-top-color .2s var(--ease), background-color .2s var(--ease);
}

.page-home .home-tl__item:hover {
  border-top-color: var(--c-red);
  background: rgba(27, 30, 38, 1);
}

.page-home .home-tl__code {
  display: block;
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--c-gold);
  letter-spacing: .14em;
}

.page-home .home-tl__head {
  margin: 10px 0 8px;
  color: #fff;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
}

.page-home .home-tl__item p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-text-soft);
}

.page-home .home-timeline__hint {
  margin: 0;
  color: var(--c-stand);
  font-size: 13px;
  letter-spacing: .04em;
}

/* ---------- 05 纸白档案区 ---------- */

.page-home .home-sec--paper {
  background: var(--c-paper);
  color: var(--c-ink);
}

.page-home .home-sec--paper .band__label {
  color: rgba(20, 22, 28, .55);
}

.page-home .home-sec--paper .band__num {
  color: var(--c-red-deep);
}

.page-home .home-ink-title {
  color: var(--c-ink);
  margin-top: 0;
}

.page-home .home-cards .home-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: #FBF9F4;
  border: 1px solid var(--c-line-ink);
  color: var(--c-ink);
  padding: 24px 22px 26px;
}

.page-home .home-card .panel__title {
  margin: 0;
  color: var(--c-ink);
  font-family: var(--font-head);
  font-size: 21px;
  font-weight: 700;
}

.page-home .home-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(20, 22, 28, .78);
}

.page-home .home-card .tag {
  align-self: flex-start;
  margin-top: auto;
  color: var(--c-red-deep);
  border-color: rgba(200, 16, 46, .4);
}

/* ---------- 06 开始使用 ---------- */

.page-home .home-sec--last {
  padding-bottom: 96px;
  background: linear-gradient(180deg, rgba(14, 15, 19, .98) 0%, var(--c-black) 100%);
}

.page-home .home-start {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-home .home-start__head p {
  margin: 12px 0 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.8;
}

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

.page-home .home-start__list li {
  display: flex;
  gap: 16px;
  padding: 20px 20px 22px;
  background: var(--c-carbon);
  clip-path: var(--chamfer);
}

.page-home .home-start__i {
  flex: 0 0 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--c-red);
  clip-path: var(--chamfer-sm);
  color: #fff;
  font-family: var(--font-data);
  font-size: 15px;
  font-weight: 700;
}

.page-home .home-start__list .t-sub {
  margin: 0 0 6px;
  color: #fff;
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
}

.page-home .home-start__list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
}

.page-home .home-start__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-home .home-close {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 34px;
  padding: 26px 24px;
  background: linear-gradient(120deg, rgba(22, 35, 76, .9) 0%, rgba(27, 30, 38, .9) 100%);
  border-left: 3px solid var(--c-gold);
  clip-path: var(--chamfer);
}

.page-home .home-close__line {
  margin: 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.7;
  color: #fff;
}

.page-home .home-close__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 右下悬浮数据条 ---------- */

.page-home .home-dock {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 20;
  display: none;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(27, 30, 38, .95);
  border: 1px solid var(--c-line-strong);
  clip-path: var(--chamfer-sm);
  font-size: 13px;
}

.page-home .home-dock__pulse {
  width: 8px;
  height: 8px;
  background: var(--c-red);
  border-radius: 50%;
  animation: home-pulse 2.4s var(--ease) infinite;
}

@keyframes home-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .45; transform: scale(.72); }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-dock__pulse { animation: none; }
}

.page-home .home-dock__text {
  color: var(--c-text-soft);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .06em;
}

.page-home .home-dock__sep {
  color: var(--c-stand);
}

.page-home .home-dock__link {
  color: var(--c-gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-bottom-color .18s var(--ease), color .18s var(--ease);
}

.page-home .home-dock__link:hover {
  color: var(--c-gold-light);
  border-bottom-color: var(--c-gold-light);
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-home .home-sec {
    padding: 80px 0;
  }

  .page-home .home-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .page-home .home-split {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 44px;
  }

  .page-home .home-start {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    gap: 40px;
    align-items: start;
  }

  .page-home .home-dock {
    display: flex;
  }
}

@media (min-width: 1000px) {
  .page-home .hero-grid {
    grid-template-columns: 4fr 3fr 2fr;
    align-items: stretch;
  }

  .page-home .home-sec {
    padding: 96px 0;
  }

  .page-home .home-timeline {
    padding-bottom: 26px;
  }

  .page-home .home-tl__item {
    flex: 0 0 220px;
  }
}

@media (min-width: 1000px) and (max-width: 1180px) {
  .page-home .hero-panel--slim .hero-panel__title {
    font-size: 19px;
  }
}
<<<END>>>