.page-home {
  display: block;
  background-color: var(--void-indigo);
  color: var(--paper-white);
  font-family: var(--font-body);
}

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

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding: 40px 0 0;
}

.page-home .hero-grid {
  align-items: end;
  row-gap: 36px;
}

.page-home .breath {
  display: none;
}

.page-home .hero-copy {
  min-width: 0;
}

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

.page-home .hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(42px, 12.5vw, 128px);
  line-height: .95;
  letter-spacing: -.035em;
}

.page-home .hero-title span {
  display: block;
  background-image: linear-gradient(100deg, var(--signal-cyan) 0%, var(--neon-violet) 52%, var(--pulse-orange) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.page-home .hero-lede {
  margin: 26px 0 0;
  max-width: 26ch;
  font-size: clamp(16px, 1.5vw, 20px);
  line-height: 1.8;
  color: var(--slate-mute);
}

.page-home .hero-actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .hero-aside {
  min-width: 0;
}

.page-home .hero-card {
  padding: 24px 22px 26px;
  border-radius: var(--radius);
}

.page-home .hero-card-title {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--signal-cyan);
}

.page-home .hero-facts {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-home .hero-facts > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--hairline);
}

.page-home .hero-facts > div:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-home .hero-facts dt {
  font-size: 13px;
  color: var(--slate-mute);
}

.page-home .hero-facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--paper-white);
}

.page-home .hero-visual {
  margin-top: 44px;
  height: clamp(170px, 30vw, 360px);
  overflow: hidden;
  clip-path: polygon(0 32%, 100% 0, 100% 100%, 0 100%);
  background-image: linear-gradient(115deg, rgba(53, 230, 210, .16), rgba(166, 107, 255, .12) 48%, rgba(255, 122, 47, .2));
}

.page-home .hero-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .78;
}

.page-home .pulse-line {
  height: 2px;
  margin: 56px 0 0;
  background-image: repeating-linear-gradient(90deg, var(--signal-cyan) 0 10px, transparent 10px 18px, var(--signal-cyan) 18px 22px, transparent 22px 40px);
  opacity: .45;
}

/* ---------- 章节索引 ---------- */
.page-home .section-nav {
  position: sticky;
  top: var(--header-h);
  z-index: 15;
  margin-top: 28px;
  background: rgba(7, 10, 24, .88);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.page-home .section-nav-inner {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.page-home .section-nav-inner::-webkit-scrollbar {
  display: none;
}

.page-home .section-nav a {
  flex: 0 0 auto;
  display: block;
  padding: 15px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--slate-mute);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-home .section-nav a:hover {
  color: var(--paper-white);
}

.page-home .section-nav a[data-active] {
  color: var(--signal-cyan);
  border-bottom-color: var(--signal-cyan);
}

/* ---------- 区块通用 ---------- */
.page-home .section-head {
  max-width: 52ch;
  margin-bottom: 36px;
}

.page-home .section-head h2 {
  margin: 16px 0 14px;
}

.page-home .section-head .prose {
  margin: 0;
}

/* ---------- 数据看板 ---------- */
.page-home .board {
  padding-top: 72px;
}

.page-home .board-grid {
  align-items: start;
  row-gap: 24px;
}

.page-home .board-figure {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid var(--hairline);
  background: var(--deep-indigo);
}

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

.page-home .board-stats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-home .stat-card {
  position: relative;
  padding: 18px 16px 20px 18px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: var(--glass-indigo);
}

.page-home .stat-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 2px;
  height: 22px;
  background: var(--cyan-deep);
}

.page-home .stat-card.is-key::before {
  background: var(--pulse-orange);
}

.page-home .stat-card .stat-figure {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(24px, 3.2vw, 30px);
  letter-spacing: -.02em;
  color: var(--paper-white);
}

.page-home .stat-card.is-key .stat-figure {
  color: var(--pulse-orange);
}

.page-home .stat-card .stat-label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate-mute);
}

/* ---------- 厅别索引 ---------- */
.page-home .halls {
  padding-top: 72px;
}

.page-home .halls-figure {
  margin: 0 0 28px;
  aspect-ratio: 2 / 1;
  overflow: hidden;
  border: 1px solid var(--hairline);
  background: var(--deep-indigo);
}

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

.page-home .hall-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-home .hall-card {
  position: relative;
  display: block;
  height: 100%;
  padding: 22px 20px 24px;
  border: 2px solid var(--hairline);
  background: var(--deep-indigo);
  color: var(--paper-white);
  text-decoration: none;
  overflow: hidden;
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-home .hall-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(115deg, transparent 38%, rgba(53, 230, 210, .18) 50%, transparent 62%);
  transform: translateX(-100%);
  transition: transform .6s var(--ease);
  pointer-events: none;
}

.page-home .hall-card > * {
  position: relative;
  z-index: 1;
}

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

.page-home .hall-card:hover::after,
.page-home .hall-card:focus-visible::after {
  transform: translateX(100%);
}

.page-home .hall-index {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--neon-violet);
}

.page-home .hall-card h3 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-home .hall-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-mute);
}

.page-home .hall-more {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--signal-cyan);
}

/* ---------- 规则与记录 ---------- */
.page-home .rules {
  padding-top: 72px;
}

.page-home .rules-copy {
  min-width: 0;
}

.page-home .rule-steps {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
}

.page-home .rule-step {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--hairline);
}

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

.page-home .rule-step .num {
  flex: 0 0 auto;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--pulse-orange);
}

.page-home .rule-step h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
}

.page-home .rule-step p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate-mute);
}

.page-home .rules-copy .link-arrow {
  display: inline-block;
  margin-top: 26px;
}

.page-home .record-panel {
  padding: 26px 22px 28px;
}

.page-home .panel-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
}

.page-home .record-panel p {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate-mute);
}

.page-home .dim-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
}

.page-home .dim-list li {
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--signal-cyan);
  border: 1px solid var(--cyan-deep);
}

.page-home .tier-title {
  margin: 30px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--slate-mute);
}

.page-home .tier-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  margin-top: 14px;
}

.page-home .tier-cell {
  padding: 10px 4px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate-mute);
  border: 1px solid var(--hairline);
  background: rgba(19, 26, 58, .6);
}

.page-home .tier-cell.is-low {
  color: var(--signal-cyan);
  border-color: var(--cyan-deep);
}

.page-home .tier-cell.is-high {
  color: var(--pulse-orange);
  border-color: rgba(255, 122, 47, .5);
}

/* ---------- 移动端反馈 ---------- */
.page-home .feedback {
  padding-top: 72px;
}

.page-home .feedback-grid {
  align-items: center;
  row-gap: 32px;
}

.page-home .feedback-points {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .feedback-points li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate-mute);
}

.page-home .feedback-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .75em;
  width: 10px;
  height: 2px;
  background: var(--signal-cyan);
}

.page-home .feedback-actions {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .feedback-figure {
  margin: 0;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border: 1px solid var(--hairline);
  background: var(--deep-indigo);
}

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

/* ---------- 内容笔记 ---------- */
.page-home .notes {
  padding-top: 72px;
  padding-bottom: 80px;
}

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

.page-home .note-item {
  border-bottom: 1px solid var(--hairline);
}

.page-home .note-link {
  display: block;
  padding: 26px 0;
  color: inherit;
  text-decoration: none;
}

.page-home .note-top {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-home .note-tag {
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--neon-violet);
  border: 1px solid rgba(166, 107, 255, .45);
}

.page-home .note-date {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--slate-mute);
}

.page-home .note-link h3 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 24px);
  letter-spacing: -.01em;
  transition: color .28s var(--ease);
}

.page-home .note-link:hover h3,
.page-home .note-link:focus-visible h3 {
  color: var(--signal-cyan);
}

.page-home .note-summary {
  margin: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate-mute);
  transition: max-height .35s var(--ease), opacity .35s var(--ease), margin-top .35s var(--ease);
}

.page-home .note-link:hover .note-summary,
.page-home .note-link:focus-visible .note-summary {
  max-height: 120px;
  opacity: 1;
  margin-top: 10px;
}

.page-home .notes-more {
  display: inline-block;
  margin-top: 30px;
}

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

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

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

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

  .page-home .breath {
    display: block;
  }

  .page-home .hero-title {
    font-size: clamp(72px, 9.4vw, 132px);
  }

  .page-home .hero-visual {
    margin-top: 56px;
  }

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

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

  .page-home .tier-strip {
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }

  .page-home .section-head {
    margin-bottom: 44px;
  }
}

@media (hover: none) {
  .page-home .note-summary {
    max-height: 140px;
    opacity: 1;
    margin-top: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hall-card,
  .page-home .hall-card::after,
  .page-home .note-link h3,
  .page-home .note-summary {
    transition: none;
  }

  .page-home .hall-card:hover {
    transform: none;
  }
}