.page-home {
  display: block;
  background: var(--paper);
}

/* ============ 通用区块骨架 ============ */
.page-home .band {
  position: relative;
  padding: clamp(56px, 8vw, 104px) 0;
}
.page-home .band--paper { background: var(--paper); color: var(--ink); }
.page-home .band--ink   { background: var(--ink);   color: var(--paper); }
.page-home .band--indigo{ background: var(--indigo);color: var(--paper); }

.page-home .block-head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: clamp(28px, 4vw, 52px);
}
.page-home .block-head__kicker {
  color: var(--lava);
  margin: 0 0 8px;
}
.page-home .block-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4.4vw, 44px);
  line-height: 1.25;
  letter-spacing: -0.015em;
}
.page-home .block-head__lead {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-70);
}
.page-home .block-head--dark .block-head__kicker { color: var(--gold); }
.page-home .block-head--dark .block-head__lead { color: var(--paper-72); }
.page-home .block-head--dark .block-head__title { color: var(--paper); }

.page-home .section-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(48px, 9vw, 96px);
  line-height: .9;
  letter-spacing: -0.03em;
  opacity: .18;
  display: block;
  transform-origin: left center;
}

/* ============ 首屏海报 ============ */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
}
.page-home .hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-home .hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .5;
}
.page-home .hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(18,16,14,.44) 0%, rgba(18,16,14,.86) 58%, var(--ink) 100%),
    linear-gradient(90deg, rgba(18,16,14,.78) 0%, rgba(18,16,14,.18) 70%);
}
.page-home .hero__slash {
  position: absolute;
  z-index: 1;
  top: -14%;
  right: -22%;
  width: 76%;
  height: 128%;
  background: linear-gradient(150deg, var(--flame) 0%, var(--lava) 78%);
  clip-path: polygon(34% 0, 100% 0, 100% 100%, 0 100%);
  opacity: .88;
  pointer-events: none;
}
.page-home .hero__shell {
  position: relative;
  z-index: 3;
  padding-top: clamp(36px, 6vw, 72px);
  padding-bottom: clamp(52px, 7vw, 96px);
}
.page-home .hero__crumb {
  color: var(--paper-44);
  margin-bottom: clamp(28px, 5vw, 56px);
}
.page-home .hero__crumb span { margin-right: 8px; }
.page-home .hero__label {
  color: var(--gold);
  margin: 0 0 16px;
  display: block;
}
.page-home .hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 7vw, 110px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  max-width: 15ch;
  text-wrap: balance;
}
.page-home .hero__title em {
  font-style: normal;
  color: var(--gold);
}
.page-home .hero__lead {
  margin: clamp(20px, 3vw, 32px) 0 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--paper-80);
}
.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3.5vw, 40px);
}
.page-home .hero__panel {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(32px, 5vw, 60px);
  max-width: 860px;
}
.page-home .hero__stat {
  flex: 1 1 168px;
  min-width: 150px;
  padding: 14px 16px;
  background: rgba(18, 16, 14, .46);
  border: 1px solid rgba(246, 241, 234, .16);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.page-home .hero__stat-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1;
  color: var(--gold);
  letter-spacing: -0.02em;
}
.page-home .hero__unit {
  font-size: .52em;
  margin-left: 2px;
  color: var(--paper-72);
  letter-spacing: 0;
}
.page-home .hero__stat-label {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--paper-72);
  line-height: 1.5;
}

/* ============ 主客场双色分栏 ============ */
.page-home .split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--line-light);
}
.page-home .side {
  display: flex;
  flex-direction: column;
  padding: clamp(24px, 3.4vw, 40px) 0;
  border-bottom: 1px solid var(--line-light);
}
.page-home .side__media {
  position: relative;
  margin: 0 0 22px;
  min-height: 260px;
}
.page-home .side__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-home .side__tag {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.page-home .side--home .side__tag { color: var(--lava); }
.page-home .side--away .side__tag { color: var(--away); }
.page-home .side__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 2.8vw, 30px);
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.page-home .side__desc {
  margin: 0 0 20px;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-70);
}
.page-home .side__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  border-top: 1px solid var(--line-light);
}
.page-home .side__list li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  justify-content: space-between;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-light);
  font-size: 14px;
}
.page-home .side__list li span:first-child {
  font-weight: 700;
  color: var(--ink);
}
.page-home .side__list li span:last-child {
  color: var(--ink-54);
  font-size: 13px;
}
.page-home .side__link {
  align-self: flex-start;
  margin-top: auto;
}

/* ============ 四类指标 ============ */
.page-home .metrics-band { overflow: hidden; }
.page-home .metrics-band__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-home .metrics-band__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .22;
}
.page-home .metrics-band__inner { position: relative; z-index: 2; }

.page-home .metrics {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(246, 241, 234, .16);
  border: 1px solid rgba(246, 241, 234, .16);
}
.page-home .metric {
  padding: clamp(20px, 2.8vw, 30px);
  background: rgba(18, 16, 14, .62);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: background var(--t-base);
}
.page-home .metric:hover { background: rgba(179, 33, 14, .32); }
.page-home .metric__index {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--gold);
}
.page-home .metric__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.3;
  color: var(--paper);
}
.page-home .metric__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--paper-72);
}
.page-home .metric__meta {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid rgba(246, 241, 234, .18);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--slate);
}

/* ============ 三条主干通道 ============ */
.page-home .channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 2.6vw, 32px);
}
.page-home .channel {
  position: relative;
  padding: clamp(22px, 2.6vw, 32px);
  background: #fff;
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: hidden;
}
.page-home .channel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 56px;
  height: 3px;
  background: linear-gradient(90deg, var(--flame), var(--lava));
}
.page-home .channel__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--lava);
  margin-top: 6px;
}
.page-home .channel__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: 1.3;
  color: var(--ink);
}
.page-home .channel__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-70);
}
.page-home .channel__link {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--line-light);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--flame);
  text-decoration: none;
  transition: color var(--t-fast);
}
.page-home .channel__link::after {
  content: " →";
}
.page-home .channel__link:hover,
.page-home .channel__link:focus-visible { color: var(--lava); }

/* ============ 观察手记 ============ */
.page-home .notes {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
}
.page-home .note {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-dark);
  transition: background var(--t-base);
}
.page-home .note:hover { background: rgba(246, 241, 234, .05); }
.page-home .note__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}
.page-home .note__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 1.8vw, 19px);
  line-height: 1.5;
  color: var(--paper);
  text-decoration: none;
  transition: color var(--t-fast);
}
.page-home .note__title:hover,
.page-home .note__title:focus-visible { color: var(--gold); }
.page-home .note__time {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--slate);
}
.page-home .observe-band__more {
  margin: clamp(28px, 4vw, 44px) 0 0;
}

/* ============ 城市索引 ============ */
.page-home .city-groups {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-light);
  border: 1px solid var(--line-light);
}
.page-home .city-group {
  background: var(--paper);
  padding: clamp(18px, 2.4vw, 26px);
}
.page-home .city-group__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--away);
  padding-bottom: 10px;
  border-bottom: 2px solid var(--flame);
  display: inline-block;
}
.page-home .city-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
}
.page-home .city-list li {
  font-size: 14px;
  line-height: 1;
  padding: 8px 12px;
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  color: var(--ink-70);
  background: #fff;
  transition: border-color var(--t-fast), color var(--t-fast);
}
.page-home .city-list li:hover {
  border-color: var(--flame);
  color: var(--lava);
}
.page-home .city-band__foot {
  margin: clamp(24px, 3.4vw, 36px) 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-70);
}
.page-home .city-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* ============ 响应式 ============ */
@media (min-width: 700px) {
  .page-home .block-head {
    flex-direction: row;
    align-items: flex-start;
    gap: clamp(20px, 3vw, 40px);
  }
  .page-home .section-num {
    flex: 0 0 120px;
    font-size: clamp(64px, 7vw, 96px);
  }
  .page-home .metrics { grid-template-columns: repeat(2, 1fr); }
  .page-home .channels { grid-template-columns: repeat(3, 1fr); }
  .page-home .city-groups { grid-template-columns: repeat(2, 1fr); }
  .page-home .note {
    grid-template-columns: 130px 1fr auto;
    align-items: baseline;
    gap: 8px 20px;
    padding: 20px 0;
  }
  .page-home .note__time { text-align: right; }
}

@media (min-width: 960px) {
  .page-home .split {
    grid-template-columns: 5fr 7fr;
    border-bottom: 1px solid var(--line-light);
  }
  .page-home .side--home {
    padding-right: clamp(24px, 3vw, 44px);
    border-right: 1px solid var(--line-light);
    border-bottom: 0;
  }
  .page-home .side--away {
    padding-left: clamp(24px, 3vw, 44px);
    border-bottom: 0;
  }
  .page-home .metrics { grid-template-columns: repeat(4, 1fr); }
  .page-home .city-groups { grid-template-columns: repeat(3, 1fr); }
  .page-home .side__media { min-height: 320px; }
}

@media (max-width: 480px) {
  .page-home .hero__stat { flex: 1 1 100%; }
  .page-home .hero__actions .btn { flex: 1 1 100%; text-align: center; }
  .page-home .city-band__actions .btn { flex: 1 1 100%; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .metric,
  .page-home .note,
  .page-home .channel__link { transition: none; }
}