/* ===== 首页专属样式 · 作用域 .page-home ===== */
.page-home {
  --home-hair: rgba(140, 107, 47, 0.42);
  --home-hair-soft: rgba(140, 107, 47, 0.26);
  --home-rail: 46px;
  background: var(--ink);
  color: var(--paper);
}

.page-home .surface-paper {
  color: var(--ink);
}

.page-home .surface-tide {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(26px, 5vw, 54px) clamp(38px, 6vw, 76px);
  background:
    radial-gradient(118% 88% at 84% 6%, rgba(27, 58, 75, 0.92) 0%, rgba(14, 27, 44, 0) 62%),
    var(--ink);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: -12% -12% auto -12%;
  height: 128%;
  background-image:
    repeating-linear-gradient(122deg, rgba(212, 162, 76, 0.09) 0 1px, transparent 1px 16px),
    repeating-linear-gradient(32deg, rgba(212, 162, 76, 0.06) 0 1px, transparent 1px 16px);
  opacity: 0.7;
  pointer-events: none;
  z-index: -1;
}

.page-home .hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
}

.page-home .hero-kicker {
  margin: 0 0 16px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-home .hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(46px, 12vw, 74px);
  line-height: 1.02;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .hero-title-sub {
  display: block;
  margin-top: 0.34em;
  font-size: 0.38em;
  letter-spacing: 0.3em;
  color: var(--gold);
}

.page-home .hero-lede {
  margin: 20px 0 0;
  max-width: 36ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(244, 235, 221, 0.82);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
  margin-top: 22px;
}

.page-home .hero-version {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(244, 235, 221, 0.7);
}

.page-home .hero-version .mono {
  padding: 3px 9px;
  border: 1px solid var(--home-hair);
  color: var(--gold-light);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-home .hero-paths {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 22px;
  min-height: 260px;
}

.page-home .hero-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  border-radius: 2px;
  z-index: 0;
  pointer-events: none;
}

.page-home .path-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-home .path-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  height: 100%;
  text-decoration: none;
  transition: transform 220ms var(--ease), border-color 220ms var(--ease);
}

.page-home .path-card:hover,
.page-home .path-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--gold);
}

.page-home .path-card .card-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.02em;
}

.page-home .path-card .card-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 235, 221, 0.78);
}

.page-home .path-card .card-link {
  margin-top: auto;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--gold-light);
}

.page-home .step-list {
  list-style: none;
  margin: 4px 0 0;
  padding: 14px 0 0;
  display: grid;
  gap: 9px;
  border-top: 1px solid var(--home-hair-soft);
  font-size: 13px;
  color: rgba(244, 235, 221, 0.82);
}

.page-home .step-list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-home .step-list .mono {
  color: var(--gold);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-home .hero-ring-wrap {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(212, 162, 76, 0.8);
}

.page-home .hero-ring-wrap .mono {
  font-size: 11px;
  letter-spacing: 0.16em;
}

/* ---------- 章节索引条 ---------- */
.page-home .chapter-rail {
  position: sticky;
  top: var(--header-h);
  z-index: 20;
  background: rgba(7, 17, 28, 0.94);
  border-top: 1px solid var(--home-hair);
  border-bottom: 1px solid var(--home-hair);
}

.page-home .chapter-rail-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: var(--home-rail);
  overflow-x: auto;
  scrollbar-width: none;
}

.page-home .chapter-rail-inner::-webkit-scrollbar {
  display: none;
}

.page-home .chapter-rail .rail-label {
  flex: 0 0 auto;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: rgba(244, 235, 221, 0.45);
}

.page-home .chapter-rail a {
  flex: 0 0 auto;
  padding-block: 4px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: rgba(244, 235, 221, 0.72);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-home .chapter-rail a:hover,
.page-home .chapter-rail a:focus-visible,
.page-home .chapter-rail a[aria-current="true"] {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ---------- 服务范围 ---------- */
.page-home .coverage-figures {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 40px;
  margin: 34px 0 8px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--home-hair-soft);
}

.page-home .figure-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .figure-num {
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.1;
  color: var(--bronze);
}

.page-home .figure-label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-home .area-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 26px 0 18px;
}

.page-home .area-btn {
  padding: 8px 16px;
  border: 1px solid var(--home-hair);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.55);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-home .area-btn:hover {
  border-color: var(--bronze);
  background: var(--paper);
}

.page-home .area-btn[aria-pressed="true"] {
  background: var(--cinnabar);
  border-color: var(--cinnabar-dark);
  color: #fff;
}

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

.page-home .area-count {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-home .coverage-grid {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--home-hair-soft);
}

.page-home .area-item {
  padding: 18px 2px;
  border-bottom: 1px solid var(--home-hair-soft);
}

.page-home .area-name {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-home .area-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 版本与适配 ---------- */
.page-home .version-grid {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
  align-items: start;
}

.page-home .version-lead {
  max-width: 40ch;
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(244, 235, 221, 0.8);
}

.page-home .version-badge {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  margin: 28px 0 0;
  padding: 14px 24px;
  border: 1px solid var(--gold);
  color: var(--gold-light);
}

.page-home .version-badge::before,
.page-home .version-badge::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
}

.page-home .version-badge::before {
  top: -1px;
  left: -1px;
  border-top: 2px solid var(--cinnabar);
  border-left: 2px solid var(--cinnabar);
}

.page-home .version-badge::after {
  bottom: -1px;
  right: -1px;
  border-bottom: 2px solid var(--cinnabar);
  border-right: 2px solid var(--cinnabar);
}

.page-home .version-badge-num {
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1;
  letter-spacing: 0.04em;
}

.page-home .version-badge-label {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: rgba(244, 235, 221, 0.65);
}

.page-home .version-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 24px;
  margin: 30px 0;
  padding: 0;
}

.page-home .version-stats dt {
  margin-bottom: 5px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(244, 235, 221, 0.6);
}

.page-home .version-stats dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.4vw, 22px);
  color: var(--gold-light);
}

.page-home .version-notes {
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .version-notes li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 235, 221, 0.78);
}

.page-home .version-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

.page-home .version-figure {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--home-hair);
  background: var(--paper);
  box-shadow: 10px 12px 0 -2px rgba(7, 17, 28, 0.5);
}

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

.page-home .version-figure .media-caption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 内容目录 ---------- */
.page-home .catalog-media {
  margin: 0 0 clamp(34px, 5vw, 56px);
}

.page-home .catalog-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--home-hair-soft);
}

.page-home .catalog-media .media-caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--slate);
}

.page-home .catalog-list {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  border-top: 1px solid var(--home-hair);
}

.page-home .catalog-list li {
  border-bottom: 1px solid var(--home-hair-soft);
}

.page-home .catalog-link {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 4px;
  text-decoration: none;
  transition: background 180ms var(--ease), padding-left 180ms var(--ease);
}

.page-home .catalog-link:hover,
.page-home .catalog-link:focus-visible {
  background: rgba(212, 162, 76, 0.1);
  padding-left: 12px;
}

.page-home .catalog-num {
  flex: 0 0 auto;
  padding-top: 4px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--bronze);
}

.page-home .catalog-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-home .catalog-name {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-home .catalog-note {
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

.page-home .catalog-count {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--haihe);
}

/* ---------- 订阅长卷 ---------- */
.page-home .subscribe-scroll {
  background:
    linear-gradient(180deg, rgba(27, 58, 75, 0.55) 0%, rgba(7, 17, 28, 0.98) 68%),
    var(--abyss);
  border-top: 1px solid var(--home-hair);
}

.page-home .subscribe-grid {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
  align-items: center;
}

.page-home .subscribe-side {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-home .subscribe-scales {
  width: 100%;
  height: auto;
  max-width: 260px;
  object-fit: cover;
  border: 1px solid var(--home-hair);
  opacity: 0.9;
}

.page-home .subscribe-motto {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.08em;
  color: var(--gold-light);
}

.page-home .subscribe-text {
  max-width: 42ch;
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(244, 235, 221, 0.78);
}

.page-home .subscribe {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
}

.page-home .subscribe-input {
  flex: 1 1 220px;
  min-width: 0;
  border: 1px solid var(--home-hair);
  border-radius: 0;
  background: rgba(244, 235, 221, 0.06);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 12px 14px;
}

.page-home .subscribe-input::placeholder {
  color: rgba(244, 235, 221, 0.4);
}

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

.page-home .subscribe-feedback {
  flex: 1 1 100%;
  margin: 0;
  min-height: 1.2em;
  font-size: 13px;
  color: var(--gold-light);
}

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

.page-home .subscribe-kinds li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--home-hair-soft);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(244, 235, 221, 0.78);
}

.page-home .subscribe-kinds .mono {
  flex: 0 0 auto;
  font-size: 11px;
  color: var(--gold);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-home .coverage-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 28px;
  }

  .page-home .catalog-link {
    gap: 22px;
    padding: 22px 6px;
  }
}

@media (min-width: 760px) {
  .page-home .path-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .path-card--lead {
    grid-row: span 2;
  }

  .page-home .version-figure {
    transform: rotate(-1.8deg);
    box-shadow: 16px 18px 0 -2px rgba(7, 17, 28, 0.55);
  }

  .page-home .version-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }
}

@media (min-width: 900px) {
  .page-home .coverage-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .subscribe-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.7fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-home .subscribe-scales {
    max-width: 100%;
  }
}

@media (min-width: 980px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(230px, 3.4fr) minmax(0, 8.6fr);
    gap: clamp(32px, 4vw, 60px);
  }

  .page-home .hero-seal {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding-top: 8px;
  }

  .page-home .hero-title {
    writing-mode: vertical-rl;
    font-size: clamp(50px, 5.2vw, 78px);
    letter-spacing: 0.12em;
    margin: 4px 0 clamp(20px, 3vw, 34px);
  }

  .page-home .hero-title-sub {
    margin-top: 0;
    margin-block-start: 0.42em;
    letter-spacing: 0.42em;
  }

  .page-home .hero-lede {
    margin-top: 0;
  }

  .page-home .hero-ring-wrap {
    padding-left: 6px;
  }
}

@media (min-width: 1180px) {
  .page-home .catalog-link {
    display: grid;
    grid-template-columns: 3rem minmax(0, 1fr);
    gap: 26px;
  }
}
<<<END>>>