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

.page-home .mono,
.page-home .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 封面首屏 ---------- */
.page-home .home-cover {
  position: relative;
  overflow: hidden;
  padding: clamp(56px, 9vw, 118px) var(--pad) clamp(32px, 5vw, 56px);
  background: linear-gradient(166deg, var(--ink) 0%, var(--deep) 58%, var(--grid) 100%);
  border-bottom: 1px solid var(--line);
}

.page-home .home-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(120% 82% at 84% 6%, #000 0%, transparent 68%);
  mask-image: radial-gradient(120% 82% at 84% 6%, #000 0%, transparent 68%);
  opacity: 0.75;
}

.page-home .home-cover__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}

.page-home .home-cover__eyebrow {
  margin: 0 0 18px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gold-2);
}

.page-home .home-cover__title {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(40px, 9vw, 88px);
  line-height: 1.04;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .home-cover__lede {
  max-width: 46ch;
  margin: 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: rgba(243, 235, 221, 0.8);
}

.page-home .home-cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-home .cover-figs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 20px;
  margin: clamp(26px, 3.4vw, 40px) 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-home .cover-figs dt {
  margin-bottom: 6px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-home .cover-figs dd {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.2;
  color: var(--gold);
}

.page-home .cover-figs dd span {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--stone);
}

.page-home .home-cover__figure {
  margin: 0;
  position: relative;
}

.page-home .home-cover__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-home .home-cover__figure figcaption,
.page-home .home-version__figure figcaption,
.page-home .columns-figure figcaption,
.page-home .contact-figure figcaption {
  padding-top: 10px;
  font-size: 11px;
  letter-spacing: 0.12em;
  line-height: 1.7;
  color: var(--stone);
}

.page-home .home-cover__index {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px 24px;
  margin: clamp(34px, 4.5vw, 60px) 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.page-home .home-cover__index a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 4px 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: rgba(243, 235, 221, 0.86);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s linear, border-color 0.2s linear;
}

.page-home .home-cover__index a:hover,
.page-home .home-cover__index a:focus-visible {
  color: var(--gold-2);
  border-bottom-color: var(--line);
}

.page-home .home-cover__index .mono {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

/* ---------- 页内索引条 ---------- */
.page-home .home-jump {
  position: sticky;
  top: var(--topbar-h);
  z-index: 6;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  padding: 12px var(--pad);
  background: var(--ink);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .home-jump__link {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--stone);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
  transition: color 0.16s linear, border-color 0.16s linear;
}

.page-home .home-jump__link:hover,
.page-home .home-jump__link:focus-visible {
  color: var(--paper);
}

.page-home .home-jump__link.is-active {
  color: var(--gold-2);
  border-bottom-color: var(--gold);
}

/* ---------- 通用章节 ---------- */
.page-home .home-section {
  padding: clamp(52px, 8vw, 104px) var(--pad);
}

.page-home .home-head {
  max-width: 62ch;
  margin-bottom: clamp(26px, 3.6vw, 44px);
}

.page-home .home-eyebrow {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-home .home-title {
  margin: 12px 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4vw, 44px);
  line-height: 1.18;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-home .home-lead {
  margin: 0;
  font-size: clamp(15px, 1.4vw, 16px);
  line-height: 1.85;
  color: rgba(243, 235, 221, 0.76);
}

/* ---------- 版本状态 ---------- */
.page-home .home-version {
  background: var(--ink);
  border-bottom: 1px solid var(--line-soft);
}

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

.page-home .version-board {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .version-cell {
  background: var(--deep);
  padding: 20px 18px;
}

.page-home .version-cell__key {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-home .version-cell__val {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.1;
  color: var(--gold);
}

.page-home .version-cell__note {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: rgba(243, 235, 221, 0.66);
}

.page-home .version-link {
  margin: clamp(22px, 3vw, 30px) 0 0;
}

.page-home .home-version__figure {
  margin: 0;
}

.page-home .home-version__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
}

/* ---------- 栏目索引 ---------- */
.page-home .home-columns {
  background: var(--grid);
  border-bottom: 1px solid var(--line);
}

.page-home .columns-layout {
  display: grid;
  gap: clamp(26px, 3.6vw, 40px);
}

.page-home .col-grid {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-home .col-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  background: var(--deep);
  text-decoration: none;
  transition: background 0.2s linear;
}

.page-home .col-card:hover,
.page-home .col-card:focus-visible {
  background: var(--ink);
}

.page-home .col-card__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-home .col-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.2vw, 21px);
  line-height: 1.35;
  color: var(--paper);
}

.page-home .col-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.72);
}

.page-home .col-card__more {
  margin-top: auto;
  padding-top: 12px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gold-2);
}

.page-home .columns-figure {
  margin: 0;
}

.page-home .columns-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
}

/* ---------- 局号明细（浅色阅读区） ---------- */
.page-home .home-ledger {
  background: var(--paper);
  color: var(--deep);
  --line: rgba(14, 42, 34, 0.22);
  --line-soft: rgba(14, 42, 34, 0.1);
}

.page-home .home-ledger .home-eyebrow {
  color: #8a6d10;
}

.page-home .home-ledger .home-title {
  color: var(--deep);
}

.page-home .home-ledger .home-lead {
  color: rgba(14, 42, 34, 0.78);
}

.page-home .ledger-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.45);
  -webkit-overflow-scrolling: touch;
}

.page-home .ledger-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-home .ledger-table th {
  padding: 13px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--paper);
  background: var(--deep);
  white-space: nowrap;
}

.page-home .ledger-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--deep);
  vertical-align: middle;
}

.page-home .ledger-table tbody tr:nth-child(even) {
  background: rgba(14, 42, 34, 0.05);
}

.page-home .ledger-table tbody tr:last-child td {
  border-bottom: none;
}

.page-home .ledger-table .mono {
  font-size: 13px;
  letter-spacing: 0.02em;
  color: #6b5310;
}

.page-home .ledger-chip {
  display: inline-block;
  padding: 2px 8px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--red);
  border: 1px solid rgba(178, 58, 46, 0.5);
  border-radius: 2px;
  white-space: nowrap;
}

.page-home .ledger-foot {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(14, 42, 34, 0.72);
}

.page-home .ledger-foot .mono {
  color: #6b5310;
}

.page-home .ledger-foot a {
  color: var(--deep);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}

.page-home .ledger-foot a:hover,
.page-home .ledger-foot a:focus-visible {
  color: #6b5310;
}

/* ---------- 道具与统计 ---------- */
.page-home .home-tools {
  background: var(--ink);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .tools-layout {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}

.page-home .tools-block {
  border-top: 1px solid var(--line);
  padding-top: clamp(20px, 2.6vw, 28px);
}

.page-home .tools-block__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.2vw, 22px);
  letter-spacing: 0.01em;
  color: var(--gold-2);
}

.page-home .tool-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .tool-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
  font-size: 15px;
  color: rgba(243, 235, 221, 0.88);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .tool-list li:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-home .tool-list .num {
  font-size: 14px;
  color: var(--gold);
  white-space: nowrap;
}

.page-home .band-grid {
  display: grid;
  gap: 12px;
}

.page-home .band-card {
  padding: 18px 16px;
  background: rgba(243, 235, 221, 0.05);
  border: 1px solid var(--line);
}

.page-home .band-card__name {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-home .band-card__range {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.2;
  color: var(--gold);
}

.page-home .band-card__sample {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: rgba(243, 235, 221, 0.66);
}

.page-home .band-card__sample .mono {
  color: var(--paper);
}

.page-home .tools-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.66);
}

.page-home .tools-note a {
  color: var(--gold-2);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-home .tools-note a:hover,
.page-home .tools-note a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--gold);
}

/* ---------- 联系与客服 ---------- */
.page-home .home-contact {
  background: linear-gradient(180deg, var(--deep) 0%, var(--ink) 100%);
}

.page-home .contact-layout {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}

.page-home .contact-list {
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 16px;
  padding: 15px 18px;
  background: var(--deep);
}

.page-home .contact-item__key {
  flex: 0 0 auto;
  min-width: 72px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-home .contact-item__val {
  flex: 1 1 auto;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-all;
}

.page-home .contact-item__val--text {
  font-family: var(--font-body);
  font-size: 15px;
}

.page-home .contact-item .copy-btn {
  flex: 0 0 auto;
}

.page-home .contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: clamp(22px, 3vw, 30px) 0 0;
}

.page-home .contact-figure {
  margin: 0;
}

.page-home .contact-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--line);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-home .home-cover__index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 720px) {
  .page-home .cover-figs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-home .home-cover__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(20px, 2.4vw, 36px);
    align-items: end;
  }

  .page-home .home-cover__text {
    grid-column: 1 / span 7;
  }

  .page-home .home-cover__figure {
    grid-column: 8 / span 5;
  }

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

  .page-home .home-version__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .columns-layout {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-home .tools-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .contact-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-home .col-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .col-card,
  .page-home .home-cover__index a,
  .page-home .home-jump__link {
    transition: none;
  }
}
<<<END>>>