.page-home {
  display: block;
  color: var(--paper);
  overflow-x: hidden;
}

.page-home .shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

.page-home figure {
  margin: 0;
}

/* ---------- 首屏上下文条 ---------- */
.page-home .home-context {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding-block: clamp(16px, 2.5vw, 26px);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-home .home-context .mono {
  color: var(--gold-light);
}

.page-home .context-sep {
  width: 1px;
  height: 12px;
  background: var(--hairline);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  padding-block: clamp(18px, 2vw, 28px) clamp(52px, 8vw, 104px);
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset-block-start: -20%;
  inset-inline-start: -10%;
  width: min(720px, 90vw);
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(46, 111, 115, 0.18), transparent 68%);
  pointer-events: none;
}

.page-home .hero-grid {
  position: relative;
  display: grid;
  gap: clamp(28px, 5vw, 48px);
  grid-template-areas:
    "main"
    "figure"
    "rail";
}

.page-home .hero-main {
  grid-area: main;
}

.page-home .hero-rail {
  grid-area: rail;
}

.page-home .hero-figure {
  grid-area: figure;
}

.page-home .hero-main .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 18px;
}

.page-home .hero-main h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 6.6vw, 62px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 22px;
  text-wrap: balance;
}

.page-home .hero-lede {
  font-size: clamp(15.5px, 1.6vw, 17.5px);
  line-height: 1.9;
  color: rgba(242, 240, 233, 0.84);
  margin: 0;
  max-width: 48ch;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-home .hero-figure img {
  width: 100%;
  max-height: 300px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  opacity: 0.88;
}

.page-home .rail-label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-home .rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: rail;
}

.page-home .rail-list li + li {
  border-top: 1px solid rgba(90, 74, 30, 0.42);
}

.page-home .rail-list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 2px;
  font-size: 15px;
  color: var(--paper);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-home .rail-list a::before {
  counter-increment: rail;
  content: counter(rail, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--gold);
  flex: none;
}

.page-home .rail-list a:hover,
.page-home .rail-list a:focus-visible {
  color: var(--gold-light);
}

.page-home .rail-meta {
  display: grid;
  gap: 6px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(90, 74, 30, 0.42);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .rail-meta .mono {
  color: var(--gold-light);
  letter-spacing: 0.06em;
}

/* ---------- 章节通用 ---------- */
.page-home .home-section {
  position: relative;
  padding-block: clamp(56px, 9vw, 108px);
}

.page-home .home-section--slate {
  background: rgba(27, 42, 46, 0.55);
  border-block: 1px solid rgba(90, 74, 30, 0.42);
}

.page-home .home-section h2,
.page-home .home-close h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1.22;
  letter-spacing: -0.02em;
  margin: 0 0 0.7em;
}

.page-home .home-section p {
  font-size: 16px;
  line-height: 1.9;
  color: rgba(242, 240, 233, 0.82);
  margin: 0 0 1.1em;
  max-width: 64ch;
}

.page-home .home-section p:last-child {
  margin-bottom: 0;
}

.page-home .section-lede {
  font-size: clamp(15.5px, 1.5vw, 17px);
  color: var(--paper);
  max-width: 54ch;
}

.page-home .split {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-home .section-note p {
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
  padding-left: 16px;
  border-left: 1px solid var(--gold);
  margin: 0;
}

.page-home .wide-figure {
  margin-block: clamp(28px, 4vw, 44px) clamp(24px, 3vw, 36px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--abyss);
}

.page-home .wide-figure img {
  width: 100%;
  aspect-ratio: 1800 / 760;
  object-fit: cover;
}

.page-home .media-caption {
  display: block;
  padding: 12px 18px 14px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--mist);
  background: rgba(11, 15, 16, 0.6);
}

/* ---------- 第二组入口清单 ---------- */
.page-home .entry-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(90, 74, 30, 0.42);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-home .entry-item {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 26px 22px 24px;
  background: var(--abyss);
}

.page-home .entry-idx {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

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

.page-home .entry-desc {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .entry-link {
  margin-top: auto;
  padding-top: 10px;
  font-size: 13.5px;
  color: var(--ripple-light);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  align-self: flex-start;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-home .entry-link:hover,
.page-home .entry-link:focus-visible {
  color: var(--gold-light);
  border-bottom-color: var(--gold);
}

/* ---------- 三步路径 ---------- */
.page-home .path-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-home .path-step {
  position: relative;
  padding: 26px 24px 28px;
  border-radius: var(--radius-md);
  background: rgba(11, 15, 16, 0.72);
  border: 1px solid rgba(90, 74, 30, 0.5);
}

.page-home .path-step h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 16px 0 10px;
  color: var(--paper);
}

.page-home .path-step p {
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
  margin: 0;
  max-width: none;
}

.page-home .step-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--gold);
  color: var(--gold-light);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-home .after-note {
  margin-top: 26px;
  padding-left: 16px;
  border-left: 1px solid var(--hairline);
  font-size: 14px;
  color: var(--mist);
  max-width: 48ch;
}

/* ---------- 平板章节 ---------- */
.page-home .split-figure {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--abyss);
}

.page-home .split-figure img {
  width: 100%;
  aspect-ratio: 1600 / 900;
  object-fit: cover;
}

.page-home .split-main .btn {
  margin-top: 10px;
}

/* ---------- 快捷通道 ---------- */
.page-home .lane-grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(26px, 3.5vw, 40px);
}

.page-home .lane-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px 24px 26px;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(15, 32, 36, 0.92), rgba(11, 15, 16, 0.94));
  border: 1px solid rgba(90, 74, 30, 0.55);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.24s var(--ease);
}

.page-home .lane-card:hover,
.page-home .lane-card:focus-visible {
  border-color: var(--gold);
}

.page-home .lane-idx {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-home .lane-card h3 {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--paper);
}

.page-home .lane-card p {
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
  margin: 0;
  max-width: none;
}

.page-home .lane-go {
  margin-top: auto;
  padding-top: 14px;
  font-size: 13px;
  color: var(--gold-light);
  letter-spacing: 0.04em;
}

/* ---------- 版本节奏面板 ---------- */
.page-home .rhythm-panel {
  display: grid;
  gap: 1px;
  background: rgba(90, 74, 30, 0.42);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-home .rhythm-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 16px 20px;
  background: var(--abyss);
  font-size: 14px;
  color: rgba(242, 240, 233, 0.86);
}

.page-home .rhythm-row .mono {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--gold-light);
}

/* ---------- 数据条 ---------- */
.page-home .stat-strip {
  display: grid;
  gap: 1px;
  margin: clamp(26px, 3.5vw, 40px) 0 0;
  padding: 0;
  background: rgba(90, 74, 30, 0.42);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-home .stat {
  padding: 26px 20px 24px;
  background: var(--ink);
}

.page-home .stat dt {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-home .stat dd {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(21px, 2.4vw, 28px);
  letter-spacing: -0.01em;
  color: var(--gold-light);
}

/* ---------- 收束区 ---------- */
.page-home .home-close {
  padding-block: clamp(52px, 7vw, 92px);
  border-top: 1px solid rgba(90, 74, 30, 0.42);
}

.page-home .close-inner {
  display: grid;
  gap: 26px;
}

.page-home .close-copy p {
  font-size: 16px;
  line-height: 1.9;
  color: rgba(242, 240, 233, 0.8);
  margin: 0;
  max-width: 46ch;
}

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

/* ---------- 滚动显现 ---------- */
.js-loaded .page-home [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.24s var(--ease), transform 0.24s var(--ease);
  transition-delay: calc(var(--i, 0) * 60ms);
}

.js-loaded .page-home [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .entry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-home .hero-figure img {
    max-height: 420px;
  }
}

@media (min-width: 860px) {
  .page-home .path-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .path-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 44px;
    right: -12px;
    width: 24px;
    height: 1px;
    background: linear-gradient(90deg, var(--gold), rgba(201, 162, 39, 0));
  }

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

@media (min-width: 960px) {
  .page-home .split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-home .split--rev {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  }

  .page-home .split--rev .split-figure {
    order: -1;
  }

  .page-home .close-inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: center;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-home .close-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1000px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 6.2fr) minmax(0, 3.2fr) minmax(0, 2.6fr);
    grid-template-areas: "main rail figure";
    align-items: start;
    gap: clamp(32px, 4vw, 56px);
  }

  .page-home .hero-figure img {
    max-height: 560px;
  }

  .page-home .hero-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-home .rail-list a {
    padding: 13px 2px;
  }
}

@media (min-width: 1080px) {
  .page-home .entry-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .stat-strip {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .js-loaded .page-home [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-home .entry-link,
  .page-home .lane-card,
  .page-home .rail-list a {
    transition: none;
  }
}

.page-home {
  --i: 0.3s;
}