.page-home {
  --home-line: rgba(168, 178, 193, 0.22);
  --home-line-soft: rgba(168, 178, 193, 0.1);
  --home-panel: #13263D;
  --home-radius: 2px;
  display: block;
}

/* ---------- Hero ---------- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 6vw, 46px) 0 clamp(34px, 6vw, 72px);
  background:
    radial-gradient(120% 90% at 82% 8%, rgba(31, 78, 95, 0.55), transparent 62%),
    linear-gradient(158deg, #0B1219 0%, #13263D 58%, #0B1219 100%);
  border-bottom: 2px solid var(--slate);
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  pointer-events: none;
}

.page-home .hero__inner {
  position: relative;
  z-index: 1;
}

.page-home .hero__status {
  margin: 16px 0 0;
  font-size: 0.86rem;
  color: var(--silver);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-home .hero__status-link {
  color: var(--gold);
  border-bottom: 1px solid rgba(245, 166, 35, 0.45);
  text-decoration: none;
  padding-bottom: 1px;
}

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

.page-home .hero h1 {
  margin: 20px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.12;
  font-size: clamp(1.85rem, 6.4vw, 3.5rem);
  color: var(--paper);
  max-width: 20ch;
  text-wrap: balance;
}

.page-home .hero__lede {
  margin-top: 20px;
  max-width: 62ch;
  font-size: clamp(0.98rem, 2.6vw, 1.08rem);
  color: rgba(244, 246, 249, 0.84);
}

.page-home .hero__actions {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .hero__paths {
  list-style: none;
  margin: 36px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-home .path-card {
  border: 2px solid var(--home-line);
  background: linear-gradient(180deg, rgba(19, 38, 61, 0.92), rgba(11, 18, 25, 0.92));
  box-shadow: var(--shadow-hard);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-home .path-card:hover,
.page-home .path-card:focus-within {
  transform: translateY(-3px);
  border-color: var(--gold);
}

.page-home .path-card__link {
  display: block;
  padding: 16px 16px 18px;
  text-decoration: none;
  color: inherit;
  border-top: 3px solid var(--gold);
}

.page-home .path-card__no {
  display: block;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-home .path-card__name {
  display: block;
  margin-top: 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1rem;
  color: var(--paper);
}

.page-home .path-card__desc {
  display: block;
  margin-top: 6px;
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--silver);
}

/* ---------- 十二类目 ---------- */
.page-home .cats__lede {
  max-width: 58ch;
}

.page-home .cat-grid {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 1px;
  background: var(--home-line-soft);
  border: 1px solid var(--home-line-soft);
}

.page-home .cat-node {
  --cat-accent: var(--silver);
  background: linear-gradient(180deg, rgba(19, 38, 61, 0.72), rgba(11, 18, 25, 0.86));
  border-left: 3px solid var(--cat-accent);
  transition: background 0.22s var(--ease);
}

.page-home .cat-node.cat-1 { --cat-accent: #F5A623; }
.page-home .cat-node.cat-2 { --cat-accent: #6FAF9F; }
.page-home .cat-node.cat-3 { --cat-accent: #D64545; }
.page-home .cat-node.cat-4 { --cat-accent: #1F4E5F; }
.page-home .cat-node.cat-5 { --cat-accent: #A8B2C1; }
.page-home .cat-node.cat-6 { --cat-accent: #FFD79A; }
.page-home .cat-node.cat-7 { --cat-accent: #2A3B52; }
.page-home .cat-node.cat-8 { --cat-accent: #7B61A8; }
.page-home .cat-node.cat-9 { --cat-accent: #4C9A8A; }
.page-home .cat-node.cat-10 { --cat-accent: #C97B4A; }
.page-home .cat-node.cat-11 { --cat-accent: #5B7FA6; }
.page-home .cat-node.cat-12 { --cat-accent: #8A8F98; }

.page-home .cat-node:hover,
.page-home .cat-node:focus-within {
  background: linear-gradient(180deg, rgba(31, 78, 95, 0.5), rgba(19, 38, 61, 0.92));
}

.page-home .cat-node:hover .cat-node__name,
.page-home .cat-node:focus-within .cat-node__name {
  color: var(--gold-lt);
}

.page-home .cat-node__link {
  display: block;
  padding: 18px 16px 20px;
  text-decoration: none;
  color: inherit;
  height: 100%;
}

.page-home .cat-node__no {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--cat-accent);
}

.page-home .cat-node__name {
  display: block;
  margin-top: 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--paper);
  transition: color 0.2s var(--ease);
}

.page-home .cat-node__desc {
  display: block;
  margin-top: 8px;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--silver);
}

/* ---------- 视频索引 ---------- */
.page-home .media-split,
.page-home .library-split,
.page-home .versions-split,
.page-home .start-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 5vw, 48px);
  align-items: start;
}

.page-home .media-filters {
  margin: 22px 0 0;
}

.page-home .media-facts {
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
  border-top: 1px solid var(--home-line-soft);
  padding-top: 18px;
}

.page-home .media-facts__item dt {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--silver);
}

.page-home .media-facts__item dd {
  margin: 6px 0 0;
  font-size: 1.05rem;
  color: var(--gold);
}

.page-home .media-split .btn {
  margin-top: 26px;
}

.page-home .media-split__figure,
.page-home .library-split__figure,
.page-home .versions-split__figure {
  margin: 0;
}

/* ---------- 资料库 ---------- */
.page-home .stat-row {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1px;
  background: var(--home-line-soft);
  border: 1px solid var(--home-line-soft);
}

.page-home .stat {
  background: rgba(19, 38, 61, 0.55);
  padding: 16px 14px;
  border-bottom: 3px solid var(--gold);
}

.page-home .stat__num {
  display: block;
  font-size: 1.5rem;
  color: var(--paper);
  letter-spacing: -0.01em;
}

.page-home .stat__label {
  display: block;
  margin-top: 6px;
  font-size: 0.8rem;
  color: var(--silver);
}

.page-home .library-mix {
  margin-top: 26px;
  display: grid;
  gap: 10px;
}

.page-home .library-mix__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--home-line);
}

.page-home .library-mix__label {
  font-size: 0.9rem;
  color: rgba(244, 246, 249, 0.86);
}

.page-home .library-mix__value {
  color: var(--celadon);
  font-size: 0.95rem;
}

.page-home .library-split__note,
.page-home .start-split__note {
  margin-top: 24px;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--silver);
}

.page-home .inline-link {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 166, 35, 0.4);
}

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

/* ---------- 更新记录时间轴 ---------- */
.page-home .log-track {
  margin-top: 32px;
}

.page-home .log-node {
  border: 2px solid var(--home-line);
  border-top: 3px solid var(--gold);
  background: linear-gradient(180deg, rgba(19, 38, 61, 0.92), rgba(11, 18, 25, 0.9));
  box-shadow: var(--shadow-deep);
  padding: 20px 18px 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-home .log-node__time {
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-home .log-node__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.02rem;
  line-height: 1.4;
  color: var(--paper);
}

.page-home .log-node__text {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--silver);
  flex: 1;
}

.page-home .log-node__link {
  align-self: flex-start;
  font-size: 0.86rem;
  color: var(--gold-lt);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 215, 154, 0.42);
  padding-bottom: 2px;
}

.page-home .log-node__link:hover,
.page-home .log-node__link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 版本对照 ---------- */
.page-home .ver-bars {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.page-home .ver-bars__item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 6px;
  font-size: 0.82rem;
  color: var(--paper);
  border: 1px solid var(--home-line);
  background: linear-gradient(180deg, rgba(31, 78, 95, 0.5), rgba(19, 38, 61, 0.7));
}

.page-home .ver-bars__item:nth-child(3n) {
  border-color: rgba(245, 166, 35, 0.55);
  color: var(--gold-lt);
}

.page-home .branch-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .branch-list__item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: rgba(244, 246, 249, 0.88);
}

.page-home .branch-list__dot {
  width: 10px;
  height: 10px;
  background: var(--gold);
  box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.18);
  flex: none;
}

.page-home .branch-list__dot--celadon {
  background: var(--celadon);
  box-shadow: 0 0 0 3px rgba(111, 175, 159, 0.18);
}

.page-home .branch-list__dot--silver {
  background: var(--silver);
  box-shadow: 0 0 0 3px rgba(168, 178, 193, 0.18);
}

.page-home .versions-split__text .btn {
  margin-top: 28px;
}

/* ---------- 快速进入 ---------- */
.page-home .entry-list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-home .entry {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding-left: 14px;
  border-left: 3px solid var(--gold);
}

.page-home .entry__k {
  font-size: 0.9rem;
  color: var(--gold);
  padding-top: 2px;
}

.page-home .entry__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 0.98rem;
  color: #0B1219;
}

.page-home .entry__text {
  margin: 6px 0 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: #2A3B52;
}

.page-home .start-split__panel {
  border: 2px solid rgba(42, 59, 82, 0.35);
  background: linear-gradient(180deg, rgba(19, 38, 61, 0.96), rgba(11, 18, 25, 0.96));
  box-shadow: var(--shadow-hard);
  padding: clamp(18px, 4vw, 28px);
}

.page-home .start-search {
  max-width: 100%;
}

.page-home .start-split__note {
  margin-top: 20px;
  color: var(--silver);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-home .hero__paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .library-mix {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-home .ver-bars {
    grid-template-columns: repeat(8, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .hero__paths {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 14px;
  }

  .page-home .hero h1 {
    max-width: 24ch;
  }

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

  .page-home .media-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .page-home .media-split__figure {
    order: 2;
  }

  .page-home .library-split {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: center;
  }

  .page-home .versions-split {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
  }

  .page-home .start-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-home .start-split__text {
    padding-right: 12px;
  }
}

@media (min-width: 1100px) {
  .page-home .cat-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .path-card,
  .page-home .cat-node,
  .page-home .log-node {
    transition: none;
  }

  .page-home .path-card:hover,
  .page-home .path-card:focus-within {
    transform: none;
  }
}