.page-home {
  --home-cut: 28px;
  --home-tilt: -2deg;
  --home-panel: rgba(20, 29, 48, .72);
  --home-panel-soft: rgba(11, 18, 32, .62);
  display: block;
}

.page-home > section {
  scroll-margin-top: 104px;
}

/* ============ 首屏 ============ */

.page-home .hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 52px) 0 clamp(44px, 7.5vw, 92px);
  background:
    radial-gradient(120% 88% at 90% 4%, rgba(122, 59, 255, .22), transparent 62%),
    radial-gradient(94% 72% at 4% 90%, rgba(35, 240, 230, .12), transparent 62%);
}

.page-home .hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(0deg, rgba(138, 151, 173, .07) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(90deg, rgba(138, 151, 173, .05) 0 1px, transparent 1px 64px);
  opacity: .8;
}

.page-home .hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 52px);
  align-items: start;
}

.page-home .hero-title {
  margin: 16px 0 0;
  font-size: clamp(38px, 10.5vw, 84px);
  line-height: 1.04;
  letter-spacing: -.025em;
  font-weight: 900;
  transform: rotate(var(--home-tilt));
  transform-origin: 0 100%;
}

.page-home .hero-lede {
  margin: clamp(20px, 3.2vw, 28px) 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.82;
  color: rgba(232, 241, 255, .84);
}

.page-home .chapter-preview {
  list-style: none;
  margin: clamp(28px, 4vw, 42px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .chapter-item {
  margin: 0;
}

.page-home .chapter-link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: clamp(12px, 2.6vw, 22px);
  align-items: center;
  padding: clamp(14px, 2.2vw, 20px) clamp(16px, 2.6vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(100deg, rgba(20, 29, 48, .74), rgba(11, 18, 32, .48));
  color: inherit;
  text-decoration: none;
  transition: border-color .22s ease, transform .22s ease, background .22s ease;
}

.page-home .chapter-link:hover,
.page-home .chapter-link:focus-visible {
  border-color: var(--line-cyan);
  background: linear-gradient(100deg, rgba(35, 240, 230, .1), rgba(122, 59, 255, .12));
  transform: translate(4px, -2px);
}

.page-home .chapter-num {
  font-family: var(--font-mono);
  font-size: clamp(18px, 3.4vw, 26px);
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--cyan);
}

.page-home .chapter-name {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-home .chapter-desc {
  display: block;
  margin-top: 4px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .chapter-arrow {
  font-size: 18px;
  color: var(--muted);
  transition: color .2s ease, transform .2s ease;
}

.page-home .chapter-link:hover .chapter-arrow,
.page-home .chapter-link:focus-visible .chapter-arrow {
  color: var(--cyan);
  transform: translateX(3px);
}

.page-home .hero-side {
  display: grid;
  gap: clamp(16px, 2.6vw, 22px);
}

.page-home .hero-media {
  box-shadow: var(--glow-violet);
}

.page-home .hero-index {
  list-style: none;
  margin: 0;
  padding: clamp(14px, 2.4vw, 20px);
  display: grid;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--home-panel-soft);
}

.page-home .hero-index li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line);
}

.page-home .hero-index li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-home .idx-num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--yellow);
}

.page-home .idx-label {
  font-size: 13px;
  line-height: 1.62;
  color: var(--muted);
}

/* ============ 转会窗双版本 ============ */

.page-home .window {
  position: relative;
  margin: clamp(22px, 4vw, 48px) 0;
  padding: clamp(56px, 9vw, 104px) 0;
  background: linear-gradient(155deg, rgba(20, 29, 48, .94), rgba(11, 18, 32, .96) 58%, rgba(5, 7, 12, 1));
  clip-path: polygon(0 var(--home-cut), 100% 0, 100% calc(100% - var(--home-cut)), 0 100%);
}

.page-home .window-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}

.page-home .window-media {
  border-radius: var(--r-xl);
  box-shadow: var(--glow-violet);
}

.page-home .window-note {
  margin: clamp(16px, 2.6vw, 22px) 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--line-cyan);
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .feed {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-home .feed-item {
  padding: clamp(16px, 2.4vw, 22px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--home-panel);
  transition: border-color .2s ease, transform .2s ease;
}

.page-home .feed-item:hover {
  border-color: var(--line-cyan);
  transform: translateY(-3px);
}

.page-home .feed-item[data-filtered] {
  display: none;
}

.page-home .feed-title {
  margin: 12px 0 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-home .feed-body {
  margin: 8px 0 0;
  font-size: 13.8px;
  line-height: 1.78;
  color: var(--muted);
}

/* ============ V4 专区回放 ============ */

.page-home .replay {
  position: relative;
}

.page-home .replay-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.6vw, 24px);
}

.page-home .replay-media {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

.page-home .reel {
  display: flex;
  gap: 14px;
  margin-top: clamp(22px, 3.4vw, 34px);
  padding: 4px 0 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-home .reel-card {
  flex: 0 0 clamp(232px, 76vw, 292px);
  scroll-snap-align: start;
  padding: clamp(16px, 2.4vw, 22px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, rgba(20, 29, 48, .92), rgba(11, 18, 32, .74));
}

.page-home .reel-kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: var(--font-mono);
}

.page-home .reel-num {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(28px, 5.6vw, 38px);
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--yellow);
  line-height: 1;
}

.page-home .reel-text {
  margin: 12px 0 0;
  font-size: 13.5px;
  line-height: 1.76;
  color: var(--muted);
}

.page-home .replay-axis {
  display: block;
  width: 100%;
  height: auto;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-home .replay-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

/* ============ 三步上手 ============ */

.page-home .start {
  background: linear-gradient(180deg, transparent, rgba(11, 18, 32, .68) 40%, transparent);
}

.page-home .start-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
}

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

.page-home .step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(14px, 3vw, 26px);
  align-items: start;
  padding: clamp(18px, 3vw, 26px) 0;
  border-top: 1px solid var(--line);
}

.page-home .step:last-child {
  border-bottom: 1px solid var(--line);
}

.page-home .step-num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 5.4vw, 42px);
  font-weight: 800;
  line-height: 1;
  color: rgba(35, 240, 230, .16);
  -webkit-text-stroke: 1px rgba(35, 240, 230, .62);
}

.page-home .step-title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.page-home .step-body p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ============ 收藏夹 ============ */

.page-home .fav-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.6vw, 42px);
  align-items: start;
}

.page-home .fav-dims {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 3vw, 26px);
}

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

.page-home .stat {
  padding: clamp(16px, 2.4vw, 22px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--home-panel-soft);
}

.page-home .stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(28px, 5.6vw, 40px);
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--yellow);
  line-height: 1;
}

.page-home .stat-label {
  display: block;
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ============ 联系 ============ */

.page-home .contact-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: linear-gradient(140deg, rgba(11, 18, 32, .95), rgba(5, 7, 12, .99));
  box-shadow: var(--glow-violet);
}

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

.page-home .contact-media img {
  display: block;
  width: 100%;
  height: clamp(130px, 22vw, 220px);
  object-fit: cover;
  opacity: .82;
}

.page-home .contact-body {
  padding: clamp(22px, 4vw, 42px);
}

.page-home .contact-list {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .contact-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}

.page-home .contact-line:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-home .contact-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-home .contact-val {
  font-size: clamp(14.5px, 1.6vw, 16px);
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
}

.page-home .contact-note {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--line-cyan);
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-home .contact-legal {
  margin: clamp(20px, 3vw, 28px) 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

/* ============ 响应式 ============ */

@media (min-width: 700px) {
  .page-home {
    --home-cut: 44px;
  }

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

  .page-home .contact-line {
    grid-template-columns: minmax(0, 130px) minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 1024px) {
  .page-home {
    --home-cut: 56px;
  }

  .page-home .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-home .window-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-home .replay-head {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: clamp(28px, 4vw, 52px);
    align-items: end;
  }

  .page-home .start-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(32px, 4.5vw, 64px);
  }

  .page-home .fav-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(32px, 4.5vw, 64px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .chapter-link,
  .page-home .feed-item,
  .page-home .chapter-arrow {
    transition: none;
  }

  .page-home .chapter-link:hover,
  .page-home .feed-item:hover {
    transform: none;
  }

  .page-home .hero-title {
    transform: none;
  }
}