.page-home {
  --home-band-pad: clamp(56px, 8vw, 104px);
  --home-gap: clamp(20px, 3vw, 36px);
  background: var(--ink);
  color: var(--ivory);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(36px, 6vw, 72px) clamp(40px, 7vw, 88px);
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(120% 80% at 88% 4%, rgba(201, 162, 39, 0.12), transparent 58%),
    var(--ink);
  overflow: hidden;
}

.page-home .hero__glow {
  position: absolute;
  z-index: -1;
  right: -18%;
  bottom: -55%;
  width: 90%;
  height: 100%;
  background: radial-gradient(closest-side, rgba(232, 199, 102, 0.20), transparent 72%);
  filter: blur(26px);
  pointer-events: none;
}

.page-home .hero__inner {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
}

.page-home .home-context {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cool);
}

.page-home .home-context__sep {
  color: var(--gold);
}

.page-home .hero__title {
  margin: 18px 0 18px;
  padding-left: 18px;
  border-left: 3px solid var(--gold);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7.6vw, 68px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ivory);
  text-shadow: 0 1px 0 rgba(201, 162, 39, 0.28);
}

.page-home .hero__lead {
  max-width: 34em;
  margin: 0 0 26px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--ivory-78);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}

.page-home .hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line-soft);
  list-style: none;
  font-size: 13px;
  color: var(--ivory-62);
}

.page-home .hero__meta-num {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 500;
  color: var(--gold-hi);
  margin-right: 4px;
}

.page-home .hero__stack {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-home .hero__art {
  display: block;
  width: 100%;
  height: auto;
  max-height: 230px;
  object-fit: cover;
  opacity: 0.6;
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-home .float-card {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  text-decoration: none;
  color: inherit;
  background: linear-gradient(155deg, rgba(25, 28, 33, 0.97), rgba(11, 11, 13, 0.94));
  border: 1px solid var(--line-strong);
  box-shadow:
    inset 0 0 0 1px rgba(201, 162, 39, 0.18),
    0 26px 48px -28px #000;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
  transition: transform 160ms var(--ease), border-color 160ms var(--ease), box-shadow 160ms var(--ease);
}

.page-home .float-card:hover {
  transform: translateY(-2px);
  border-color: var(--gold);
  box-shadow:
    inset 0 0 0 1px rgba(232, 199, 102, 0.36),
    0 30px 54px -26px #000;
}

.page-home .float-card:focus-visible {
  outline: 2px solid var(--gold-hi);
  outline-offset: 3px;
}

.page-home .float-card__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-home .float-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.01em;
  color: var(--ivory);
}

.page-home .float-card__text {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ivory-62);
}

/* ---------- 通用区块 ---------- */
.page-home .band {
  padding-block: var(--home-band-pad);
}

.page-home .band__head {
  max-width: 40rem;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-home .band__head h2 {
  margin: 12px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.28;
  letter-spacing: -0.015em;
  color: var(--ivory);
}

.page-home .band__lead {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ivory-78);
}

/* ---------- 第二屏 · 移动端入口 ---------- */
.page-home .mobile-band {
  background: linear-gradient(180deg, rgba(20, 22, 26, 0.65), rgba(11, 11, 13, 0));
}

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

.page-home .entry-visual {
  margin: 0;
  border: 1px solid var(--line-soft);
  background: var(--panel);
  padding: 10px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-home .entry-visual__img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 360px;
  object-fit: cover;
  object-position: center top;
  filter: brightness(0.82) contrast(1.04);
}

.page-home .entry-visual__cap {
  padding: 10px 4px 2px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--cool);
}

.page-home .entry-list {
  display: grid;
  gap: 14px;
}

.page-home .entry-item {
  display: block;
  padding: 20px 22px;
  text-decoration: none;
  color: inherit;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--gold-line-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
  transition: transform 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-home .entry-item:hover,
.page-home .entry-item:focus-visible {
  transform: translateY(-2px);
  border-color: var(--gold);
  border-left-color: var(--gold-hi);
  background: var(--panel-lift);
}

.page-home .entry-item:focus-visible {
  outline: 2px solid var(--gold-hi);
  outline-offset: 2px;
}

.page-home .entry-item__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-home .entry-item__title {
  margin: 8px 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--ivory);
}

.page-home .entry-item__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ivory-62);
}

/* ---------- 纹理通栏 ---------- */
.page-home .texture-strip {
  line-height: 0;
  border-block: 1px solid var(--line-soft);
}

.page-home .texture-strip__img {
  display: block;
  width: 100%;
  height: clamp(110px, 22vw, 220px);
  object-fit: cover;
  filter: brightness(0.6) saturate(0.9);
}

/* ---------- 第三屏 · 三组索引 ---------- */
.page-home .index-band {
  background: linear-gradient(180deg, rgba(30, 59, 54, 0.10), rgba(11, 11, 13, 0));
}

.page-home .index-groups {
  display: grid;
  gap: 18px;
}

.page-home .group-card {
  position: relative;
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 24px 22px 22px;
  text-decoration: none;
  color: var(--ivory);
  border: 1px solid var(--line-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
  transition: transform 160ms var(--ease), border-color 160ms var(--ease), box-shadow 160ms var(--ease);
}

.page-home .group-card--teal { background: linear-gradient(168deg, rgba(30, 59, 54, 0.92), rgba(20, 22, 26, 0.96)); }
.page-home .group-card--wine { background: linear-gradient(168deg, rgba(58, 27, 39, 0.92), rgba(20, 22, 26, 0.96)); }
.page-home .group-card--indigo { background: linear-gradient(168deg, rgba(36, 28, 58, 0.92), rgba(20, 22, 26, 0.96)); }

.page-home .group-card:hover,
.page-home .group-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--gold);
  box-shadow: inset 0 0 0 1px rgba(232, 199, 102, 0.28), 0 24px 44px -30px #000;
}

.page-home .group-card:focus-visible {
  outline: 2px solid var(--gold-hi);
  outline-offset: 2px;
}

.page-home .group-card__tag {
  justify-self: start;
}

.page-home .group-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 24px;
  letter-spacing: 0.01em;
}

.page-home .group-card__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ivory-78);
}

.page-home .group-card__more {
  margin-top: 6px;
  padding-top: 12px;
  border-top: 1px solid var(--gold-line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold-hi);
}

.page-home .group-card__more::after {
  content: " →";
}

/* ---------- 第四屏 · 四步 ---------- */
.page-home .steps-band {
  background: linear-gradient(180deg, rgba(30, 59, 54, 0.55), rgba(30, 59, 54, 0.28));
  border-block: 1px solid var(--line-soft);
}

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

.page-home .step {
  position: relative;
  padding: 20px 20px 18px;
  background: rgba(11, 11, 13, 0.66);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--gold-line-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-home .step__num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--gold-hi);
}

.page-home .step__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--ivory);
}

.page-home .step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ivory-62);
}

.page-home .steps__link {
  display: inline-block;
  margin-top: 24px;
  font-size: 14.5px;
}

/* ---------- 第五屏 · 更新记录 ---------- */
.page-home .updates-layout {
  display: grid;
  gap: var(--home-gap);
}

.page-home .timeline {
  margin: 0;
  padding: 0 0 0 20px;
  list-style: none;
  border-left: 1px solid var(--gold-line);
  display: grid;
  gap: 16px;
}

.page-home .timeline__item {
  position: relative;
  display: grid;
  gap: 6px;
}

.page-home .timeline__item::before {
  content: "";
  position: absolute;
  left: -24.5px;
  top: 20px;
  width: 8px;
  height: 8px;
  background: var(--cool);
  transform: rotate(45deg);
}

.page-home .timeline__item.is-current::before {
  background: var(--gold-hi);
  box-shadow: 0 0 0 4px rgba(232, 199, 102, 0.16);
}

.page-home .timeline__when {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-home .timeline__card {
  display: block;
  padding: 16px 18px;
  text-decoration: none;
  color: inherit;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
  transition: transform 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-home .timeline__card:hover,
.page-home .timeline__card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--gold);
  background: var(--panel-lift);
}

.page-home .timeline__card:focus-visible {
  outline: 2px solid var(--gold-hi);
  outline-offset: 2px;
}

.page-home .timeline__cat {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cool);
}

.page-home .timeline__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17.5px;
  line-height: 1.5;
  color: var(--ivory);
}

.page-home .timeline__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ivory-62);
}

.page-home .updates-visual {
  margin: 0;
  align-self: start;
}

.page-home .updates-visual__img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-soft);
  filter: brightness(0.8) contrast(1.05);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-home .updates-visual__cap {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--cool);
}

.page-home .updates-link {
  display: inline-block;
  margin-top: 24px;
  font-size: 14.5px;
}

/* ---------- 收束带 ---------- */
.page-home .closing-band {
  position: relative;
  padding-block: clamp(40px, 6vw, 72px);
  background:
    linear-gradient(100deg, rgba(201, 162, 39, 0.16), rgba(201, 162, 39, 0.03) 55%, rgba(11, 11, 13, 0)),
    var(--panel);
  border-top: 1px solid var(--gold-line-strong);
  overflow: hidden;
}

.page-home .closing-band::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, var(--gold-hi), rgba(201, 162, 39, 0));
}

.page-home .closing-band__inner {
  display: grid;
  gap: 22px;
  align-items: center;
}

.page-home .closing-band__copy h2 {
  margin: 12px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.3;
  color: var(--ivory);
}

.page-home .closing-band__text {
  max-width: 36em;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ivory-78);
}

.page-home .closing-band__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-home .entry-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-home .entry-visual__img {
    max-height: 430px;
  }

  .page-home .index-groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-home .timeline__item {
    grid-template-columns: 92px minmax(0, 1fr);
    align-items: start;
    gap: 14px;
  }

  .page-home .timeline__when {
    padding-top: 18px;
    text-align: right;
  }

  .page-home .closing-band__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    justify-content: space-between;
  }

  .page-home .closing-band__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 980px) {
  .page-home .hero__inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-home .hero__stack {
    display: block;
    position: relative;
    min-height: 470px;
  }

  .page-home .hero__art {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    max-height: none;
    object-fit: cover;
    opacity: 0.5;
  }

  .page-home .float-card {
    position: absolute;
    width: min(298px, 74%);
  }

  .page-home .float-card--a {
    top: 6%;
    left: 0;
  }

  .page-home .float-card--b {
    right: 0;
    bottom: 6%;
  }

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

  .page-home .step + .step::after {
    content: "";
    position: absolute;
    left: -16px;
    top: 26px;
    width: 16px;
    height: 1px;
    background: linear-gradient(90deg, var(--gold-line), var(--gold-line-strong));
  }

  .page-home .updates-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-home .updates-visual {
    margin-top: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .float-card,
  .page-home .entry-item,
  .page-home .group-card,
  .page-home .timeline__card {
    transition: none;
  }

  .page-home .float-card:hover,
  .page-home .entry-item:hover,
  .page-home .group-card:hover,
  .page-home .timeline__card:hover {
    transform: none;
  }
}