/* ===== page-home 专属样式 ===== */

.page-home {
  position: relative;
  overflow-x: clip;
}

.page-home::before {
  content: "";
  position: absolute;
  top: -160px;
  right: -140px;
  width: 660px;
  height: 660px;
  background: radial-gradient(circle, rgba(37, 230, 208, 0.16), transparent 68%);
  pointer-events: none;
  z-index: 0;
}

.page-home > .og-shell {
  position: relative;
  z-index: 1;
}

.page-home .home-crumbs {
  margin: clamp(18px, 3vw, 30px) 0 clamp(22px, 4vw, 40px);
}

/* ---------- 首屏：42 格频道总表 ---------- */

.page-home .index-grid {
  align-items: start;
}

.page-home .index-rail h1 {
  margin: 12px 0 16px;
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--og-ink);
}

.page-home .index-rail .og-prose {
  font-size: 16px;
  color: var(--og-ink-soft);
}

.page-home .legend {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .legend__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--og-rule);
  border-radius: 10px;
  background: rgba(14, 23, 48, 0.62);
  font-size: 14px;
  color: var(--og-ink-soft);
}

.page-home .legend__dot {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 3px;
}

.page-home .legend__dot--live {
  background: var(--og-cyan);
  box-shadow: 0 0 10px rgba(37, 230, 208, 0.7);
}

.page-home .legend__dot--replay {
  background: var(--og-violet);
  box-shadow: 0 0 10px rgba(142, 107, 255, 0.7);
}

.page-home .legend__dot--event {
  background: var(--og-orange);
  box-shadow: 0 0 10px rgba(255, 138, 61, 0.7);
}

.page-home .legend__count {
  margin-left: auto;
  font-family: var(--og-font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--og-ink);
}

.page-home .index-rail .og-note {
  margin-top: 20px;
}

.page-home .index-board {
  position: relative;
  overflow: hidden;
  padding: clamp(14px, 2.2vw, 26px);
  border: 1px solid var(--og-rule);
  border-radius: var(--og-radius-lg);
  background: linear-gradient(155deg, rgba(22, 34, 62, 0.92), rgba(6, 10, 22, 0.94));
}

.page-home .index-board__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.14;
  pointer-events: none;
}

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

.page-home .chan-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-home .chan {
  --chan: var(--og-ink-dim);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
  padding: 10px 9px 11px;
  border: 1px solid var(--og-rule);
  border-radius: 10px;
  background: rgba(14, 23, 48, 0.72);
  transition: border-color var(--og-fast) var(--og-ease),
    background var(--og-fast) var(--og-ease),
    transform var(--og-fast) var(--og-ease);
}

.page-home .chan:hover {
  border-color: var(--chan);
  background: rgba(22, 34, 62, 0.95);
  transform: translateY(-2px);
}

.page-home .chan__no {
  font-family: var(--og-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--chan);
}

.page-home .chan__name {
  font-size: 12px;
  line-height: 1.35;
  color: var(--og-ink-soft);
  overflow-wrap: anywhere;
}

.page-home .chan--live { --chan: var(--og-cyan); }
.page-home .chan--replay { --chan: var(--og-violet); }
.page-home .chan--event { --chan: var(--og-orange); }

/* ---------- 三条横向主题带 ---------- */

.page-home .band {
  margin-top: clamp(52px, 8vw, 104px);
}

.page-home .band__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.page-home .band__count {
  font-family: var(--og-font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--og-ink-dim);
}

.page-home .band h2 {
  margin: 0 0 16px;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--og-ink);
}

.page-home .band__body .og-prose + .og-prose {
  margin-top: 14px;
}

.page-home .band__visual {
  margin: 0 0 20px;
}

.page-home .band__visual--replay {
  padding: clamp(12px, 2vw, 20px);
  border-radius: var(--og-radius);
  background: linear-gradient(140deg, rgba(142, 107, 255, 0.32), rgba(199, 156, 255, 0.1));
}

.page-home .metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 14px;
  margin: 24px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--og-rule);
}

.page-home .metrics__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .metrics__item dt {
  font-size: 12.5px;
  color: var(--og-ink-dim);
}

.page-home .metrics__item dd {
  margin: 0;
  font-family: var(--og-font-mono);
  font-size: 17px;
  color: var(--og-cyan);
}

.page-home .path-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .path-list__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 13px 15px;
  border: 1px solid var(--og-rule);
  border-radius: 12px;
  background: rgba(14, 23, 48, 0.62);
  font-size: 14px;
  line-height: 1.7;
  color: var(--og-ink-soft);
}

.page-home .path-list__item .og-mono {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--og-violet-soft);
}

.page-home .event-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.page-home .event-list__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 13px;
  border: 1px solid rgba(255, 138, 61, 0.28);
  border-radius: 10px;
  background: rgba(255, 138, 61, 0.07);
  font-size: 13.5px;
  color: var(--og-ink-soft);
}

.page-home .event-list__item .og-mono {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--og-orange);
}

.page-home .rule-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 22px 0 0;
  padding: 14px 16px;
  border: 1px solid rgba(255, 138, 61, 0.45);
  border-radius: 12px;
  background: linear-gradient(100deg, rgba(255, 138, 61, 0.16), rgba(255, 138, 61, 0.04));
  font-size: 14px;
  line-height: 1.75;
  color: var(--og-ink);
}

.page-home .rule-note__mark {
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 8px;
  border-radius: 2px;
  background: var(--og-orange);
  box-shadow: 0 0 10px rgba(255, 138, 61, 0.8);
}

/* ---------- 双端入口 ---------- */

.page-home .split h2 {
  margin: 0 0 24px;
  max-width: 24ch;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--og-ink);
}

.page-home .split__col {
  padding: 22px 20px;
  border: 1px solid var(--og-rule);
  border-radius: var(--og-radius);
  background: rgba(14, 23, 48, 0.66);
}

.page-home .split__col--mobile { border-top: 2px solid var(--og-cyan); }
.page-home .split__col--desktop { border-top: 2px solid var(--og-violet); }

.page-home .split__col h3 {
  margin: 0 0 12px;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--og-ink);
}

.page-home .split__col p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--og-ink-soft);
}

.page-home .split__col .og-btn {
  margin-top: 4px;
}

/* ---------- 服务与信任 ---------- */

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

.page-home .trust__body h2 {
  margin: 0 0 16px;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--og-ink);
}

.page-home .contact-list {
  display: grid;
  gap: 0;
  margin: 24px 0 0;
  border-top: 1px solid var(--og-rule);
}

.page-home .contact-list__row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--og-rule);
}

.page-home .contact-list__key {
  font-size: 13px;
  color: var(--og-ink-dim);
}

.page-home .contact-list__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--og-ink);
  overflow-wrap: anywhere;
}

.page-home .trust__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
}

.page-home .trust__body .og-note {
  margin-top: 18px;
}

/* ---------- 本季更新 ---------- */

.page-home .updates__lead h2 {
  margin: 10px 0 14px;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--og-ink);
}

.page-home .updates__lead .og-btn {
  margin-top: 18px;
}

.page-home .update-board {
  padding: clamp(18px, 3vw, 30px);
  color: var(--og-deep);
}

.page-home .update-board__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-home .update-board__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-home .update-board__item .og-mono {
  padding-top: 3px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: #8A5A1C;
}

.page-home .update-board__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--og-deep);
}

/* ---------- 结尾 ---------- */

.page-home .closing {
  margin-top: clamp(52px, 8vw, 104px);
  padding-bottom: clamp(30px, 5vw, 60px);
}

.page-home .closing h2 {
  margin: 0 0 14px;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--og-ink);
}

.page-home .closing__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 12px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-home .chan-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-home .chan-grid {
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }

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

  .page-home .band__visual {
    margin-bottom: 0;
  }

  .page-home .trust__visual {
    margin-bottom: 0;
  }
}

@media (min-width: 1024px) {
  .page-home .index-rail {
    padding-right: clamp(18px, 2.4vw, 34px);
  }

  .page-home .band--live .band__visual {
    padding-right: clamp(12px, 2vw, 26px);
  }

  .page-home .band--replay .band__body {
    padding-right: clamp(12px, 2vw, 26px);
  }
}

@media (max-width: 420px) {
  .page-home .chan-grid {
    grid-template-columns: 1fr;
  }

  .page-home .chan__name {
    font-size: 13px;
  }
}