.page-home {
  --home-gap: 18px;
  --band-space: clamp(56px, 7vw, 104px);
  background: var(--void);
  overflow-x: clip;
}

/* ---------- 左侧路径轴 ---------- */
.page-home .path-axis {
  display: none;
}

@media (min-width: 1200px) {
  .page-home .path-axis {
    position: fixed;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 6;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    width: 32px;
    padding: 6px 0;
    pointer-events: none;
  }

  .page-home .path-axis__label {
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.34em;
    color: var(--cold);
    opacity: 0.5;
  }

  .page-home .path-axis__rail {
    position: absolute;
    top: 34px;
    bottom: 6px;
    left: 50%;
    width: 1px;
    transform: translateX(-50%);
    background: var(--line);
  }

  .page-home .path-axis__progress {
    position: absolute;
    top: 34px;
    left: 50%;
    width: 1px;
    height: 0;
    transform: translateX(-50%);
    background: var(--neon);
    box-shadow: var(--glow-neon);
  }

  .page-home .path-axis__dot {
    position: relative;
    z-index: 1;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--structure);
    border: 1px solid var(--line);
    transition: background 180ms var(--ease-path), box-shadow 180ms var(--ease-path);
  }

  .page-home .path-axis__dot[data-active="true"] {
    background: var(--neon);
    border-color: var(--neon);
    box-shadow: var(--glow-neon);
  }
}

/* ---------- 首屏拼贴 ---------- */
.page-home .home-hero {
  padding-top: clamp(112px, 13vw, 168px);
  padding-bottom: clamp(40px, 5vw, 72px);
}

.page-home .hero-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
}

.page-home .hero-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.page-home .hero-copy h1 {
  font-size: var(--fs-1);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--near-white);
  margin: 0;
}

.page-home .hero-lede {
  margin: 0;
  max-width: 44ch;
  font-size: var(--fs-5);
  line-height: 1.75;
  color: var(--cold);
}

.page-home .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 0;
  margin: 4px 0 0;
  font-size: var(--fs-7);
  color: var(--mist);
}

.page-home .hero-facts span + span {
  padding-left: 14px;
  margin-left: 14px;
  border-left: 1px solid var(--line);
}

.page-home .hero-visual {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0;
  min-width: 0;
}

.page-home .hero-visual img {
  width: 100%;
  min-height: 240px;
  height: 100%;
  flex: 1 1 auto;
  object-fit: cover;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: linear-gradient(150deg, var(--night), var(--void));
  box-shadow: var(--shadow-lift);
}

.page-home .hero-caption {
  font-size: var(--fs-6);
  line-height: 1.7;
  color: var(--cold);
}

.page-home .hero-caption .mono {
  display: inline-block;
  margin-right: 10px;
  padding: 2px 8px;
  border-radius: var(--radius-chip);
  border: 1px solid rgba(79, 227, 208, 0.32);
  background: rgba(79, 227, 208, 0.08);
  color: var(--mist);
  font-size: var(--fs-7);
}

/* ---------- Bento 卡片 ---------- */
.page-home .bento-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  padding: 22px 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: linear-gradient(158deg, var(--night) 0%, rgba(6, 11, 24, 0.86) 100%);
  box-shadow: var(--shadow-soft);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: transform 180ms var(--ease-path), border-color 180ms var(--ease-path), box-shadow 180ms var(--ease-path);
}

.page-home .bento-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79, 227, 208, 0.55), transparent);
  opacity: 0;
  transition: opacity 180ms var(--ease-path);
}

.page-home .bento-card:hover {
  transform: translateY(-3px);
  border-color: rgba(79, 227, 208, 0.38);
  box-shadow: var(--shadow-lift);
}

.page-home .bento-card:hover::before {
  opacity: 1;
}

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

.page-home .bento-tag {
  font-size: var(--fs-7);
  letter-spacing: 0.14em;
  color: var(--cold);
}

.page-home .bento-title {
  display: block;
  font-size: var(--fs-4);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--near-white);
}

.page-home .bento-text {
  display: block;
  font-size: var(--fs-6);
  line-height: 1.7;
  color: var(--cold);
}

.page-home .bento-card--download .bento-tag,
.page-home .bento-card--filter .bento-tag {
  color: var(--mist);
}

.page-home .bento-card--triage {
  border-color: rgba(255, 138, 61, 0.28);
  background: linear-gradient(158deg, rgba(23, 35, 61, 0.9) 0%, rgba(6, 11, 24, 0.9) 100%);
}

.page-home .bento-card--triage .bento-tag {
  color: var(--signal);
}

.page-home .bento-card--triage:hover {
  border-color: rgba(255, 138, 61, 0.55);
}

.page-home .bento-card--triage::before {
  background: linear-gradient(90deg, transparent, rgba(255, 138, 61, 0.6), transparent);
}

/* ---------- 速度主题带 ---------- */
.page-home .speed-band {
  padding-block: var(--band-space);
  border-top: 1px solid var(--line-soft);
}

.page-home .speed-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  align-items: center;
}

.page-home .speed-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.page-home .speed-copy h2,
.page-home .timeline-head h2,
.page-home .start-copy h2 {
  font-size: var(--fs-2);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--near-white);
  margin: 0;
}

.page-home .speed-text {
  margin: 0;
  max-width: 52ch;
  font-size: var(--fs-5);
  line-height: 1.75;
  color: var(--cold);
}

.page-home .metric-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 6px 0 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.page-home .metric-item {
  display: flex;
  flex-direction: column-reverse;
  gap: 6px;
  padding: 18px 20px;
  background: var(--night);
}

.page-home .metric-list dt {
  margin: 0;
  font-size: var(--fs-7);
  letter-spacing: 0.04em;
  color: var(--cold);
}

.page-home .metric-list dd {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--fs-3);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-home .speed-visual {
  margin: 0;
  min-width: 0;
}

.page-home .speed-visual img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: var(--night);
  box-shadow: var(--shadow-soft);
}

/* ---------- 版本时间线 ---------- */
.page-home .timeline-band {
  padding-block: var(--band-space);
  border-top: 1px solid var(--line-soft);
}

.page-home .timeline-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 32px;
}

.page-home .text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--neon);
  font-size: var(--fs-6);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 227, 208, 0.35);
  padding-bottom: 2px;
  transition: border-color 180ms var(--ease-path), color 180ms var(--ease-path);
}

.page-home .text-link:hover {
  color: var(--mist);
  border-bottom-color: var(--mist);
}

.page-home .timeline-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-home .timeline-figure {
  margin: 0;
  min-width: 0;
}

.page-home .timeline-figure img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: var(--night);
  box-shadow: var(--shadow-soft);
}

.page-home .timeline-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: 0;
}

.page-home .timeline-list::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: var(--line);
}

.page-home .timeline-item {
  position: relative;
  padding: 0 0 26px 34px;
}

.page-home .timeline-item:last-child {
  padding-bottom: 0;
}

.page-home .timeline-dot {
  position: absolute;
  left: 0;
  top: 5px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--night);
  border: 1px solid var(--line);
}

.page-home .timeline-item:first-child .timeline-dot {
  background: var(--neon);
  border-color: var(--neon);
  box-shadow: var(--glow-neon);
}

.page-home .timeline-version {
  display: block;
  font-size: var(--fs-6);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--mist);
  margin-bottom: 6px;
}

.page-home .timeline-note {
  margin: 0;
  font-size: var(--fs-6);
  line-height: 1.7;
  color: var(--cold);
}

.page-home .timeline-foot {
  margin: 32px 0 0;
  font-size: var(--fs-6);
  color: var(--cold);
}

.page-home .timeline-foot .text-link {
  margin-left: 8px;
}

/* ---------- 起点建议 ---------- */
.page-home .start-band {
  padding-block: var(--band-space);
  border-top: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(12, 23, 48, 0.6) 0%, var(--void) 78%);
}

.page-home .start-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.page-home .start-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.page-home .start-lede {
  margin: 0;
  max-width: 50ch;
  font-size: var(--fs-5);
  line-height: 1.75;
  color: var(--cold);
}

.page-home .start-list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.page-home .start-item {
  display: flex;
  gap: 18px;
  padding: 22px 22px 24px;
  background: var(--void);
}

.page-home .start-index {
  flex: 0 0 auto;
  font-size: var(--fs-7);
  letter-spacing: 0.12em;
  color: var(--neon);
  padding-top: 3px;
}

.page-home .start-item-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.page-home .start-item-title {
  margin: 0;
  font-size: var(--fs-4);
  font-weight: 700;
  line-height: 1.35;
  color: var(--near-white);
}

.page-home .start-item-text {
  margin: 0;
  font-size: var(--fs-6);
  line-height: 1.7;
  color: var(--cold);
}

.page-home .start-item .text-link,
.page-home .copy-trigger {
  align-self: flex-start;
  margin-top: 4px;
}

.page-home .copy-trigger {
  font-size: var(--fs-6);
  padding: 9px 16px;
}

.page-home .start-visual {
  margin: 0;
  min-width: 0;
}

.page-home .start-visual img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: var(--night);
  box-shadow: var(--shadow-soft);
}

/* ---------- 断点：中屏 ---------- */
@media (min-width: 680px) and (max-width: 1023px) {
  .page-home .hero-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-home .hero-copy,
  .page-home .hero-visual,
  .page-home .bento-card--triage {
    grid-column: 1 / -1;
  }

  .page-home .hero-visual img {
    min-height: 300px;
  }

  .page-home .timeline-body {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
  }
}

/* ---------- 断点：桌面 ---------- */
@media (min-width: 1024px) {
  .page-home {
    --home-gap: 20px;
  }

  .page-home .hero-board {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-auto-rows: minmax(0, auto);
    gap: var(--home-gap);
  }

  .page-home .hero-copy {
    grid-column: 1 / 7;
    grid-row: 1 / 2;
    justify-content: center;
  }

  .page-home .hero-visual {
    grid-column: 7 / 13;
    grid-row: 1 / 5;
    min-height: 420px;
  }

  .page-home .bento-card--download {
    grid-column: 1 / 4;
    grid-row: 2 / 4;
  }

  .page-home .bento-card--log {
    grid-column: 4 / 7;
    grid-row: 2 / 3;
  }

  .page-home .bento-card--filter {
    grid-column: 4 / 7;
    grid-row: 3 / 4;
  }

  .page-home .bento-card--triage {
    grid-column: 1 / 7;
    grid-row: 4 / 5;
  }

  .page-home .speed-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 64px;
  }

  .page-home .timeline-body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 56px;
    align-items: start;
  }

  .page-home .start-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 64px;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .bento-card,
  .page-home .text-link,
  .page-home .bento-card::before {
    transition: none;
  }

  .page-home .bento-card:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>