.page-home {
  --ph-gap: clamp(16px, 3.6vw, 30px);
  --ph-hair: 1px solid rgba(217, 195, 165, .16);
  --ph-card: rgba(42, 27, 61, .62);
  background: var(--bg-page);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  overflow: clip;
  padding: calc(var(--header-h) + 30px) 0 clamp(46px, 7vw, 82px);
}
.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(circle at 46% 24%, #000 0%, transparent 72%);
  mask-image: radial-gradient(circle at 46% 24%, #000 0%, transparent 72%);
  pointer-events: none;
}
.page-home .hero .glow {
  position: absolute;
  display: block;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  pointer-events: none;
}
.page-home .hero .glow--a {
  top: -16%;
  left: -14%;
  background: radial-gradient(circle, rgba(232, 176, 75, .28), transparent 68%);
}
.page-home .hero .glow--b {
  bottom: -28%;
  right: -12%;
  background: radial-gradient(circle, rgba(200, 56, 78, .2), transparent 70%);
}
.page-home .hero__wrap { position: relative; z-index: 1; }

.page-home .hero-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(18px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--sand);
}
.page-home .hero-crumb__sep { color: var(--gold); opacity: .7; }
.page-home .hero-crumb__item--now { color: var(--gold-light); }

.page-home .hero__grid {
  display: grid;
  gap: var(--ph-gap);
}

/* 主入口卡片 */
.page-home .entry-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-l);
  border: 1px solid var(--line-gold);
  background: linear-gradient(160deg, rgba(75, 46, 107, .94), rgba(20, 16, 28, .96));
  box-shadow: var(--shadow-lift);
  transition: border-color .32s var(--ease), box-shadow .32s var(--ease);
}
.page-home .entry-card:hover,
.page-home .entry-card:focus-within {
  border-color: var(--gold);
  box-shadow: 0 0 0 1px rgba(232, 176, 75, .45), 0 30px 70px rgba(10, 7, 18, .62);
}
.page-home .entry-card__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}
.page-home .entry-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(27, 17, 41, .3), rgba(20, 16, 28, .88));
}
.page-home .entry-card__inner {
  position: relative;
  z-index: 2;
  padding: clamp(24px, 5vw, 48px);
}
.page-home .entry-card__ver {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold-light);
}
.page-home .entry-card__num {
  font-size: 19px;
  color: var(--gold);
  margin-right: 6px;
}
.page-home .entry-card__title {
  margin: 14px 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.6vw, 54px);
  line-height: 1.16;
  color: var(--cream);
  text-shadow: 0 2px 20px rgba(232, 176, 75, .3), 0 0 1px rgba(255, 217, 138, .8);
}
.page-home .entry-card__lead {
  max-width: 34ch;
  margin: 0;
  font-size: clamp(16px, 2.2vw, 18px);
  line-height: 1.9;
  color: var(--cream);
  opacity: .9;
}
.page-home .entry-card__cta { margin-top: 24px; }
.page-home .entry-card__rule {
  margin: 22px 0 0;
  padding-top: 14px;
  border-top: var(--ph-hair);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--sand);
}

/* 规则索引栏 */
.page-home .ri-rail {
  border-radius: var(--radius-m);
  border: var(--ph-hair);
  background: linear-gradient(180deg, rgba(42, 27, 61, .88), rgba(27, 17, 41, .92));
  padding: clamp(20px, 3vw, 26px);
}
.page-home .ri-rail__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--snow);
}
.page-home .ri-rail__title {
  margin: 10px 0 16px;
  font-size: 19px;
  font-weight: 800;
  color: var(--cream);
}
.page-home .ri-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-home .ri-rail__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 10px;
  border-left: 2px solid transparent;
  border-radius: var(--radius-s);
  color: var(--cream);
  font-size: 15px;
  text-decoration: none;
  transition: background .24s var(--ease), border-color .24s var(--ease), color .24s var(--ease);
}
.page-home .ri-rail__link:hover,
.page-home .ri-rail__link:focus-visible {
  background: rgba(232, 176, 75, .12);
  border-left-color: var(--gold);
  color: var(--gold-light);
}
.page-home .ri-rail__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}
.page-home .ri-rail__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: var(--ph-hair);
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--sand);
}

/* 客服气泡 */
.page-home .help-bubble {
  border-radius: var(--radius-m);
  border: 1px solid rgba(232, 176, 75, .38);
  background: linear-gradient(180deg, rgba(75, 46, 107, .78), rgba(27, 17, 41, .92));
  padding: 16px 18px;
  box-shadow: 0 18px 46px rgba(10, 7, 18, .45);
}
.page-home .help-bubble__top {
  display: flex;
  align-items: center;
  gap: 10px;
}
.page-home .help-bubble__lamp {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px var(--gold-light);
}
.page-home .help-bubble__state {
  flex: 1;
  margin: 0;
  font-size: 13px;
  color: var(--cream);
}
.page-home .help-bubble__fold {
  flex: none;
  padding: 4px 12px;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-pill);
  background: none;
  color: var(--gold-light);
  font-family: var(--font-body);
  font-size: 12px;
  cursor: pointer;
  transition: background .24s var(--ease), color .24s var(--ease);
}
.page-home .help-bubble__fold:hover { background: rgba(232, 176, 75, .18); }
.page-home .help-bubble__panel {
  margin-top: 12px;
  padding-top: 12px;
  border-top: var(--ph-hair);
}
.page-home .help-bubble__panel p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--cream);
  opacity: .88;
}
.page-home .help-bubble__link {
  display: block;
  padding: 9px 0;
  border-bottom: 1px dashed rgba(232, 176, 75, .28);
  color: var(--gold-light);
  font-size: 14px;
  text-decoration: none;
}
.page-home .help-bubble__link:last-child { border-bottom: 0; padding-bottom: 0; }
.page-home .help-bubble__link:hover { color: var(--cream); }

/* ---------- 横向步骤条 ---------- */
.page-home .path__track {
  display: flex;
  gap: clamp(14px, 3vw, 26px);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 8px 16px 26px;
  -webkit-overflow-scrolling: touch;
}
.page-home .path-card {
  flex: 0 0 min(80%, 318px);
  scroll-snap-align: center;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-m);
  border: var(--ph-hair);
  background: linear-gradient(170deg, rgba(75, 46, 107, .52), rgba(27, 17, 41, .86));
  padding: 24px 22px;
}
.page-home .path-card__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--gold);
}
.page-home .path-card__title {
  margin: 10px 0 12px;
  font-size: 19px;
  color: var(--cream);
}
.page-home .path-card__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--cream);
  opacity: .84;
}
.page-home .path-card__img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  margin: 4px 0 14px;
  border-radius: var(--radius-s);
  border: 1px solid rgba(232, 176, 75, .22);
}

/* ---------- 规则区 ---------- */
.page-home .rules__grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}
.page-home .rule-card {
  padding: 20px 22px;
  border-radius: var(--radius-m);
  border: var(--ph-hair);
  background: var(--ph-card);
  scroll-margin-top: calc(var(--header-h-solid) + 28px);
  transition: border-color .26s var(--ease), background .26s var(--ease);
}
.page-home .rule-card:target {
  border-color: var(--gold);
  background: rgba(232, 176, 75, .12);
}
.page-home .rule-card__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
}
.page-home .rule-card h3 {
  margin: 8px 0;
  font-size: 17px;
  color: var(--cream);
}
.page-home .rule-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--cream);
  opacity: .8;
}

/* ---------- 版本矩阵 ---------- */
.page-home .matrix__grid {
  display: grid;
  gap: clamp(20px, 4vw, 40px);
}
.page-home .matrix__fig {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: var(--ph-hair);
}
.page-home .matrix__inline {
  color: var(--gold-light);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 176, 75, .45);
}
.page-home .matrix__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}
.page-home .matrix__tab {
  padding: 9px 16px;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 14px;
  cursor: pointer;
  transition: background .24s var(--ease), color .24s var(--ease), border-color .24s var(--ease);
}
.page-home .matrix__tab:hover { background: rgba(232, 176, 75, .16); }
.page-home .matrix__tab[aria-expanded="true"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--night);
  font-weight: 700;
}
.page-home .matrix__panel {
  margin-top: 18px;
  padding: 22px 24px;
  border-radius: var(--radius-m);
  border: var(--ph-hair);
  background: rgba(27, 17, 41, .62);
}
.page-home .matrix__panel h3 {
  margin: 0 0 10px;
  font-size: 18px;
  color: var(--cream);
}
.page-home .matrix__panel p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--cream);
  opacity: .84;
}
.page-home .matrix__panel a {
  color: var(--gold-light);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 176, 75, .45);
}

/* ---------- 记录闭环 ---------- */
.page-home .loop__grid {
  display: grid;
  gap: clamp(20px, 4vw, 40px);
}
.page-home .loop__list {
  list-style: none;
  margin: 22px 0 26px;
  padding: 0;
  display: grid;
  gap: 18px;
}
.page-home .loop__item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.page-home .loop__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--gold);
  padding-top: 3px;
}
.page-home .loop__item h3 {
  margin: 0 0 6px;
  font-size: 16.5px;
  color: var(--cream);
}
.page-home .loop__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--cream);
  opacity: .82;
}
.page-home .loop__fig {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid rgba(232, 176, 75, .26);
}

/* ---------- 合规条 ---------- */
.page-home .comply {
  border-top: 1px solid var(--line-gold);
  background: linear-gradient(180deg, rgba(20, 16, 28, .5), rgba(20, 16, 28, .92));
  padding: 22px 0;
}
.page-home .comply__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 28px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--sand);
}
.page-home .comply__item { margin: 0; }
.page-home .comply__k {
  color: var(--gold);
  letter-spacing: .12em;
  margin-right: 8px;
}
.page-home .comply__link {
  color: var(--gold-light);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 176, 75, .4);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .path__track {
    padding-left: max(24px, calc((100% - 1200px) / 2));
    padding-right: max(24px, calc((100% - 1200px) / 2));
  }
  .page-home .path-card { flex-basis: min(60%, 340px); }
  .page-home .rules__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-home .comply__link { margin-left: auto; }
}

@media (min-width: 960px) {
  .page-home .hero {
    padding-top: calc(var(--header-h) + 54px);
  }
  .page-home .hero__grid {
    grid-template-columns: 272px minmax(0, 1fr) 286px;
    align-items: start;
  }
  .page-home .entry-card {
    grid-column: 2;
    grid-row: 1;
    transform: translateY(40px);
  }
  .page-home .ri-rail {
    grid-column: 1;
    grid-row: 1;
    margin-top: -6px;
  }
  .page-home .help-bubble {
    grid-column: 3;
    grid-row: 1;
    margin-top: 26px;
  }
  .page-home .path-card:nth-child(2) { margin-top: 22px; }
  .page-home .path-card:nth-child(4) { margin-top: 12px; }
  .page-home .matrix__grid {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: start;
  }
  .page-home .loop__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .entry-card,
  .page-home .ri-rail__link,
  .page-home .matrix__tab,
  .page-home .help-bubble__fold {
    transition: none;
  }
}