.page-home {
  --home-gap: clamp(14px, 2.2vw, 26px);
  --home-rail-w: 260px;
  display: block;
  overflow-x: hidden;
}

/* ---------- 顶部上下文 ---------- */
.page-home .home-top {
  padding-top: clamp(18px, 3vw, 36px);
  padding-bottom: clamp(14px, 2vw, 24px);
}
.page-home .home-top-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-slate);
}

/* ---------- 左右分栏 ---------- */
.page-home .home-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
  align-items: start;
}
.page-home .home-main {
  min-width: 0;
}

/* ---------- 左侧赛季轴 ---------- */
.page-home .home-rail-inner {
  display: block;
}
.page-home .rail-kicker {
  margin: 0 0 12px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--c-amber);
}
.page-home .season-axis .axis-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(72px, 1fr));
  gap: 2px;
}
.page-home .season-axis .axis-item {
  position: relative;
  min-width: 0;
}
.page-home .season-axis .axis-link {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  padding: 7px 10px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: var(--c-slate);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  text-align: left;
  cursor: pointer;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease);
}
.page-home .season-axis .axis-link::before {
  content: "";
  flex: 0 0 6px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-line);
  transition: background 0.18s var(--ease), box-shadow 0.18s var(--ease);
}
.page-home .season-axis .axis-link:hover {
  color: var(--c-white);
  border-color: var(--c-line);
}
.page-home .season-axis .axis-link:hover::before {
  background: var(--c-lime);
}
.page-home .season-axis .axis-link.is-on,
.page-home .season-axis .axis-link.is-active {
  color: var(--c-ink);
  background: var(--c-lime);
  border-color: var(--c-lime);
  font-weight: 600;
}
.page-home .season-axis .axis-link.is-on::before,
.page-home .season-axis .axis-link.is-active::before {
  background: var(--c-ink);
}
.page-home .season-axis .axis-link:focus-visible {
  outline: 2px solid var(--c-lime);
  outline-offset: 2px;
}
.page-home .rail-tex {
  margin: 18px 0 0;
  aspect-ratio: 3 / 5;
  overflow: hidden;
  border: 1px solid var(--c-line);
  background: var(--c-deep);
}
.page-home .rail-tex img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.45;
  display: block;
}

/* ---------- 首屏拼贴 ---------- */
.page-home .home-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
}
.page-home .home-hero-main {
  position: relative;
  overflow: hidden;
  padding: 0;
  min-height: 400px;
  display: flex;
  align-items: flex-end;
  border: 1px solid var(--c-line);
  background: var(--c-deep);
}
.page-home .home-hero-bg {
  position: absolute;
  inset: 0;
  margin: 0;
  border: 0;
}
.page-home .home-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.5) brightness(0.62);
  display: block;
}
.page-home .home-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 14, 12, 0.3) 0%, rgba(10, 14, 12, 0.94) 76%);
}
.page-home .home-hero-body {
  position: relative;
  z-index: 1;
  padding: clamp(18px, 2.6vw, 34px);
}
.page-home .home-hero-body h1 {
  margin: 8px 0 12px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(25px, 3.4vw, 44px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--c-white);
}
.page-home .home-hero-body .lede {
  margin: 0 0 20px;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-cream);
}
.page-home .home-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-home .home-hero-stat {
  position: relative;
  overflow: hidden;
  padding: clamp(16px, 2.2vw, 26px);
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  min-height: 190px;
}
.page-home .home-figure {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 6px 0 10px;
  overflow: visible;
}
.page-home .home-figure .data-figure {
  font-size: clamp(46px, 13vw, 104px);
  line-height: 0.84;
  margin-left: -0.05em;
}
.page-home .home-figure .data-unit {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--c-amber);
}
.page-home .home-figure-label {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-slate);
}
.page-home .home-hero-side {
  padding: clamp(16px, 2.2vw, 26px);
  background: var(--c-deep);
  border: 1px solid var(--c-line);
}
.page-home .home-facts {
  margin: 0;
  display: grid;
  gap: 10px;
}
.page-home .home-facts > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 7px;
  border-bottom: 1px dashed var(--c-line);
}
.page-home .home-facts > div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-home .home-facts dt {
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--c-slate);
}
.page-home .home-facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--c-amber);
}

/* ---------- 章节通用 ---------- */
.page-home .section-head .chapter-no {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(32px, 4.6vw, 62px);
  line-height: 0.82;
  letter-spacing: -0.05em;
  color: var(--c-lime);
  opacity: 0.28;
  margin-bottom: 6px;
}
.page-home .section-head h2 {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(22px, 2.8vw, 36px);
  line-height: 1.18;
  margin: 6px 0 10px;
  color: var(--c-white);
}
.page-home .section-head .lede {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-cream);
}

/* ---------- 01 双线入口 ---------- */
.page-home .home-lines {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
  margin-top: clamp(20px, 3vw, 38px);
}
.page-home .home-line-card {
  padding: clamp(18px, 2.2vw, 28px);
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.page-home .home-line-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--c-white);
}
.page-home .home-line-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-cream);
}
.page-home .home-line-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: auto;
  padding-top: 8px;
}
.page-home .home-line-links a {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--c-lime);
  text-decoration: none;
  border-bottom: 1px solid var(--c-line);
  padding-bottom: 2px;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}
.page-home .home-line-links a:hover {
  border-color: var(--c-lime);
}
.page-home .home-lines-media {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid var(--c-line);
  background: var(--c-deep);
}
.page-home .home-lines-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.72;
  filter: saturate(0.65);
  display: block;
}
.page-home .home-lines-media .media-caption {
  padding: 10px 14px 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--c-slate);
}

/* ---------- 02 赛季归档 ---------- */
.page-home .season-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
  gap: 10px;
  margin-top: clamp(20px, 3vw, 34px);
}
.page-home .season-card {
  padding: 14px 16px;
  min-height: 104px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease), background 0.18s var(--ease);
}
.page-home .season-card:hover {
  border-color: var(--c-lime);
  background: var(--c-turf);
  transform: translateY(-3px);
}
.page-home .season-no {
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-white);
}
.page-home .season-note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--c-slate);
}

/* ---------- 03 指标 ---------- */
.page-home .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(18px, 2.6vw, 30px);
  margin-bottom: 20px;
}
.page-home .filter-btn {
  padding: 8px 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: transparent;
  color: var(--c-slate);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease);
}
.page-home .filter-btn:hover {
  color: var(--c-white);
  border-color: var(--c-lime);
}
.page-home .filter-btn.is-on,
.page-home .filter-btn[aria-pressed="true"] {
  background: var(--c-lime);
  border-color: var(--c-lime);
  color: var(--c-ink);
  font-weight: 600;
}
.page-home .filter-btn:focus-visible {
  outline: 2px solid var(--c-lime);
  outline-offset: 2px;
}
.page-home .metric-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-home .metric-card {
  padding: 18px;
  min-height: 158px;
  display: flex;
  flex-direction: column;
  gap: 9px;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}
.page-home .metric-card:hover {
  border-color: var(--c-lime);
  transform: translateY(-3px);
}
.page-home .metric-card h3 {
  margin: 4px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--c-white);
}
.page-home .metric-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-cream);
}
.page-home .metric-card.is-large {
  position: relative;
  padding: 0;
  min-height: 250px;
  overflow: hidden;
  align-items: flex-end;
  background: var(--c-deep);
}
.page-home .metric-bg {
  position: absolute;
  inset: 0;
  margin: 0;
  border: 0;
}
.page-home .metric-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
  filter: saturate(0.75);
  display: block;
}
.page-home .metric-card.is-large::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 14, 12, 0.2) 0%, rgba(10, 14, 12, 0.92) 82%);
}
.page-home .metric-body {
  position: relative;
  z-index: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.page-home .metric-body h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 21px;
  letter-spacing: -0.01em;
  color: var(--c-white);
}
.page-home .metric-body p {
  margin: 0;
  max-width: 54ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-cream);
}

/* ---------- 04 工具 ---------- */
.page-home .home-tools {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 34px);
}
.page-home .home-tool {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  min-height: 172px;
  text-decoration: none;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease), background 0.18s var(--ease);
}
.page-home .home-tool:hover {
  border-color: var(--c-lime);
  background: var(--c-turf);
  transform: translateY(-3px);
}
.page-home .home-tool:focus-visible {
  outline: 2px solid var(--c-lime);
  outline-offset: 2px;
}
.page-home .home-tool .tool-no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--c-amber);
}
.page-home .home-tool h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--c-white);
}
.page-home .home-tool p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-cream);
}

/* ---------- 05 年报与修订 ---------- */
.page-home .home-report-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  margin-top: clamp(20px, 3vw, 34px);
  background: var(--c-line);
  border: 1px solid var(--c-line);
}
.page-home .home-report-stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  background: var(--c-ink);
}
.page-home .home-report-stat .stat-value {
  font-family: var(--font-mono);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--c-lime);
}
.page-home .home-report-stat .stat-label {
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--c-slate);
}
.page-home .home-report-notes {
  margin-top: 22px;
  display: grid;
  gap: 12px;
}
.page-home .home-report-notes p {
  margin: 0;
  max-width: 72ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-cream);
}
.page-home .home-cta {
  margin-top: 26px;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--c-deep);
  border: 1px solid var(--c-line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 18px;
}
.page-home .home-cta p {
  flex: 1 1 280px;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-cream);
}

/* ---------- 收尾留白 ---------- */
.page-home .home-tail {
  height: clamp(70px, 10vw, 180px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .home-hero {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .home-hero-main {
    grid-column: 1 / -1;
  }
  .page-home .metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .metric-card.is-large {
    grid-column: 1 / -1;
  }
  .page-home .home-tools {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .home-lines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-areas:
      "la lb"
      "lm lm";
  }
  .page-home .home-line-a { grid-area: la; }
  .page-home .home-line-b { grid-area: lb; margin-top: 24px; }
  .page-home .home-lines-media { grid-area: lm; }
}

@media (min-width: 1000px) {
  .page-home .home-split {
    grid-template-columns: var(--home-rail-w) minmax(0, 1fr);
    column-gap: clamp(30px, 3.4vw, 60px);
  }
  .page-home .season-axis {
    position: sticky;
    top: calc(var(--hdr-h-condensed) + 20px);
  }
  .page-home .season-axis .axis-list {
    grid-template-columns: 1fr;
    gap: 1px;
  }
  .page-home .season-axis .axis-item::before {
    content: "";
    position: absolute;
    left: 13px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--c-line);
    z-index: 0;
  }
  .page-home .season-axis .axis-item:first-child::before {
    top: 50%;
  }
  .page-home .season-axis .axis-item:last-child::before {
    bottom: 50%;
  }
  .page-home .season-axis .axis-link {
    position: relative;
    z-index: 1;
  }
  .page-home .home-hero {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
  .page-home .home-hero-main {
    grid-column: 1 / 8;
    grid-row: 1 / 3;
    min-height: 468px;
  }
  .page-home .home-hero-stat {
    grid-column: 8 / 13;
    grid-row: 1;
  }
  .page-home .home-hero-side {
    grid-column: 8 / 13;
    grid-row: 2;
  }
  .page-home .home-tools {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .home-tool:nth-child(2),
  .page-home .home-tool:nth-child(4) {
    margin-top: 30px;
  }
}

@media (min-width: 1240px) {
  .page-home .season-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-home .home-lines {
    grid-template-columns: 1.1fr 0.9fr;
  }
}