.page-home {
  --home-gutter: clamp(20px, 5vw, 64px);
  display: block;
  position: relative;
  background: var(--night);
  color: var(--cool);
  font-family: var(--font-sans);
  line-height: 1.75;
  scroll-behavior: smooth;
}

.page-home .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: 0.01em;
}

.page-home .shell {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--home-gutter);
  box-sizing: border-box;
}

.page-home > section {
  position: relative;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

/* ---------- 左侧垂直数据轴 ---------- */
.page-home .data-rail {
  display: none;
}

/* ---------- 封面 ---------- */
.page-home .cover {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-h) + 44px) 0 clamp(52px, 7vw, 92px);
  background:
    radial-gradient(120% 90% at 78% 6%, rgba(79, 209, 224, 0.2), transparent 58%),
    linear-gradient(168deg, var(--deep) 0%, var(--night) 66%);
}

.page-home .cover__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
  z-index: -2;
}

.page-home .cover__veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(7, 26, 36, 0.5) 0%, rgba(7, 26, 36, 0.74) 46%, var(--night) 100%),
    radial-gradient(85% 62% at 18% 102%, rgba(21, 106, 138, 0.5), transparent 72%);
}

.page-home .cover__lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.42;
  pointer-events: none;
}

.page-home .cover__lines circle,
.page-home .cover__lines rect,
.page-home .cover__lines line {
  fill: none;
  stroke: var(--ridge);
  stroke-width: 1;
}

.page-home .cover__inner {
  position: relative;
  display: grid;
  gap: 34px;
}

.page-home .cover__title {
  margin: 16px 0 0;
  font-size: clamp(1.95rem, 5.6vw, 3.7rem);
  line-height: 1.18;
  letter-spacing: -0.012em;
  font-weight: 700;
  color: #ffffff;
  text-wrap: balance;
}

.page-home .cover__title .num {
  color: var(--amber);
  font-size: 1.08em;
  font-weight: 700;
}

.page-home .cover__lead {
  margin: 18px 0 0;
  max-width: 60ch;
  color: var(--cool);
  opacity: 0.86;
  font-size: clamp(0.95rem, 1.6vw, 1.06rem);
  line-height: 1.85;
}

.page-home .cover__anchors {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
}

.page-home .cover__anchors a {
  display: inline-block;
  color: var(--signal);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.05em;
  padding-bottom: 3px;
  border-bottom: 1px solid rgba(79, 209, 224, 0.42);
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-home .cover__anchors a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.page-home .cover__panel {
  position: relative;
  display: grid;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--ridge);
  border-radius: var(--radius-organic);
  background: linear-gradient(155deg, rgba(14, 58, 79, 0.86), rgba(7, 26, 36, 0.62));
}

.page-home .cover__ring {
  width: 92px;
  height: 92px;
  border-radius: 50%;
  background: conic-gradient(
    var(--amber) 0deg 118deg,
    var(--signal) 118deg 246deg,
    var(--lime) 246deg 360deg
  );
  -webkit-mask: radial-gradient(circle, transparent 57%, #000 58%);
  mask: radial-gradient(circle, transparent 57%, #000 58%);
}

.page-home .cover__panel-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid rgba(21, 106, 138, 0.7);
}

.page-home .cover__panel-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--cool-mid);
}

.page-home .cover__metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--ridge);
  border-top: 1px solid var(--ridge);
  border-bottom: 1px solid var(--ridge);
}

.page-home .cover__metrics dt,
.page-home .cover__metrics dd {
  margin: 0;
}

.page-home .metric {
  background: rgba(7, 26, 36, 0.74);
  padding: 16px 14px 18px;
}

.page-home .metric__label {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cool-mid);
}

.page-home .metric__num {
  margin-top: 6px;
  font-size: clamp(1.7rem, 5vw, 2.5rem);
  line-height: 1;
  color: var(--amber);
}

/* ---------- 章节通用头部 ---------- */
.page-home .section__head {
  max-width: 68ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-home .section__head h2 {
  margin: 12px 0 14px;
  font-size: clamp(1.45rem, 3.4vw, 2.35rem);
  line-height: 1.28;
  color: var(--cool);
  font-weight: 700;
}

.page-home .section__head .lead {
  margin: 0;
  color: var(--cool-mid);
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 三条赛季主线 ---------- */
.page-home .slices {
  padding: clamp(56px, 8vw, 104px) 0;
  background: linear-gradient(180deg, var(--night) 0%, #061821 100%);
}

.page-home .slices__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--ridge);
  border: 1px solid var(--ridge);
}

.page-home .slice {
  position: relative;
  background: var(--night);
  padding: 30px 22px 34px;
  border-top: 3px solid var(--signal);
}

.page-home .slice--acl {
  border-top-color: var(--amber);
  clip-path: polygon(0 20px, 100% 0, 100% 100%, 0 100%);
  padding-top: 48px;
}

.page-home .slice--nat {
  border-top-color: var(--lime);
}

.page-home .slice__num {
  margin: 0;
  font-size: clamp(2.2rem, 7vw, 3.2rem);
  line-height: 1;
  color: #ffffff;
}

.page-home .slice__name {
  margin: 12px 0 10px;
  font-size: 1.05rem;
  letter-spacing: 0.14em;
  color: var(--signal);
  font-weight: 700;
}

.page-home .slice__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--cool-mid);
}

.page-home .slice__meta {
  margin: 18px 0 0;
  padding-top: 12px;
  border-top: 1px solid rgba(21, 106, 138, 0.7);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--lime);
}

/* ---------- 六张数据表索引 ---------- */
.page-home .tables {
  padding: clamp(56px, 8vw, 104px) 0;
  background: var(--night);
}

.page-home .tables__map {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  border: 1px solid var(--ridge);
  border-radius: var(--radius);
  margin-bottom: 30px;
}

.page-home .tables__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--ridge);
  border: 1px solid var(--ridge);
}

.page-home .tcard {
  position: relative;
  padding: 26px 22px 28px;
  background: linear-gradient(180deg, #0a2230 0%, var(--night) 100%);
}

.page-home .tcard::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 20px;
  height: 20px;
  border-top: 1px solid var(--lime);
  border-right: 1px solid var(--lime);
  opacity: 0.75;
}

.page-home .tcard__idx {
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--lime);
}

.page-home .tcard__name {
  margin: 12px 0 10px;
  font-size: 1.12rem;
  color: var(--cool);
  font-weight: 700;
}

.page-home .tcard__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--cool-mid);
}

.page-home .tcard__meta {
  margin: 16px 0 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--signal);
}

.page-home .tables__cta {
  margin: 28px 0 0;
}

/* ---------- 本期读者问题 ---------- */
.page-home .questions {
  padding: clamp(56px, 8vw, 104px) 0;
  background: linear-gradient(180deg, #061821 0%, var(--deep) 165%);
}

.page-home .questions__inner {
  display: grid;
  gap: 34px;
}

.page-home .questions__intro h2 {
  margin: 12px 0 14px;
  font-size: clamp(1.45rem, 3.4vw, 2.35rem);
  line-height: 1.28;
  color: var(--cool);
  font-weight: 700;
}

.page-home .questions__intro .lead {
  margin: 0 0 22px;
  color: var(--cool-mid);
  font-size: 15px;
  line-height: 1.85;
  max-width: 46ch;
}

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

.page-home .questions__list li {
  border-bottom: 1px solid var(--ridge);
}

.page-home .questions__list a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 16px;
  padding: 22px 6px;
  color: var(--cool);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.7;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

.page-home .questions__list a:hover {
  color: var(--signal);
  padding-left: 16px;
}

.page-home .q-idx {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--lime);
}

/* ---------- 更新节奏 ---------- */
.page-home .cadence {
  padding: clamp(56px, 8vw, 104px) 0;
  background: var(--night);
}

.page-home .timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--ridge);
  border: 1px solid var(--ridge);
}

.page-home .timeline__item {
  background: #081f2b;
  padding: 26px 22px 30px;
  border-top: 3px solid var(--signal);
}

.page-home .timeline__item--amber {
  border-top-color: var(--amber);
}

.page-home .timeline__item--lime {
  border-top-color: var(--lime);
}

.page-home .timeline__mark {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.6rem;
  line-height: 1;
  color: #ffffff;
  letter-spacing: 0.02em;
}

.page-home .timeline__mark .num {
  font-size: 1em;
  color: var(--amber);
}

.page-home .timeline__title {
  margin: 14px 0 10px;
  font-size: 1rem;
  color: var(--cool);
  font-weight: 700;
}

.page-home .timeline__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--cool-mid);
}

.page-home .cadence__note {
  margin: 26px 0 0;
  padding-left: 18px;
  border-left: 2px solid var(--ridge);
  font-size: 14px;
  line-height: 1.8;
  color: var(--cool-mid);
  max-width: 72ch;
}

.page-home .cadence__note a {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 209, 224, 0.45);
}

.page-home .cadence__note a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 梯队与球迷组织 ---------- */
.page-home .youth {
  padding: clamp(56px, 8vw, 104px) 0;
  background: linear-gradient(180deg, #061821 0%, var(--deep) 170%);
}

.page-home .youth__inner {
  display: grid;
  gap: 34px;
}

.page-home .youth__copy h2 {
  margin: 12px 0 14px;
  font-size: clamp(1.45rem, 3.4vw, 2.35rem);
  line-height: 1.28;
  color: var(--cool);
  font-weight: 700;
}

.page-home .youth__copy .lead {
  margin: 0;
  color: var(--cool-mid);
  font-size: 15px;
  line-height: 1.85;
  max-width: 56ch;
}

.page-home .youth__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 28px 0 0;
  background: var(--ridge);
  border-top: 1px solid var(--ridge);
  border-bottom: 1px solid var(--ridge);
}

.page-home .youth__stats div {
  background: rgba(7, 26, 36, 0.7);
  padding: 14px 12px 18px;
}

.page-home .youth__stats dt {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cool-mid);
}

.page-home .youth__stats dd {
  margin: 6px 0 0;
  font-size: clamp(1.5rem, 4.4vw, 2.1rem);
  line-height: 1;
  color: var(--lime);
}

.page-home .youth__links {
  margin: 26px 0 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
}

.page-home .youth__links .text-link {
  color: var(--signal);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.04em;
  border-bottom: 1px solid rgba(79, 209, 224, 0.45);
  padding-bottom: 2px;
}

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

.page-home .youth__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--ridge);
  border-radius: var(--radius-organic);
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-home .tables__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 880px) {
  .page-home .slices__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-home .cover__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }

  .page-home .cover__head {
    grid-column: 1;
    grid-row: 1;
  }

  .page-home .cover__panel {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .page-home .cover__metrics {
    grid-column: 1;
    grid-row: 2;
    margin-top: 34px;
  }

  .page-home .questions__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    column-gap: clamp(36px, 5vw, 68px);
    align-items: start;
  }

  .page-home .youth__inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    column-gap: clamp(32px, 5vw, 60px);
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-home .tables__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 常驻垂直数据轴 ---------- */
@media (min-width: 1180px) {
  .page-home {
    padding-left: 88px;
  }

  .page-home .cover {
    margin-left: -88px;
    padding-left: 88px;
  }

  .page-home .data-rail {
    display: flex;
    position: fixed;
    left: 0;
    top: var(--header-h);
    width: 88px;
    height: calc(100vh - var(--header-h));
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 24px 0;
    box-sizing: border-box;
    background: linear-gradient(180deg, rgba(14, 58, 79, 0.94), rgba(7, 26, 36, 0.98));
    border-right: 1px solid var(--ridge);
    z-index: 3;
  }

  .page-home .data-rail__cap {
    font-size: 11px;
    letter-spacing: 0.3em;
    color: var(--cool-mid);
    opacity: 0.7;
    margin-bottom: 8px;
  }

  .page-home .data-rail__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
  }

  .page-home .data-rail__link {
    display: block;
    writing-mode: vertical-rl;
    font-size: 12px;
    letter-spacing: 0.22em;
    color: var(--cool-mid);
    text-decoration: none;
    padding: 8px 2px;
    border-left: 2px solid transparent;
    transition: color 0.18s ease, border-color 0.18s ease;
  }

  .page-home .data-rail__link:hover {
    color: var(--signal);
  }

  .page-home .data-rail__link[aria-current="true"] {
    color: var(--amber);
    border-left-color: var(--amber);
  }
}

/* ---------- 减少动态效果 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-home *,
  .page-home *::before,
  .page-home *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}