.page-home {
  --home-gap: clamp(72px, 11vw, 148px);
  --home-line: rgba(201, 216, 230, 0.14);
  --home-line-strong: rgba(201, 216, 230, 0.3);
  --home-cyan-glow: rgba(43, 240, 208, 0.14);
  background: var(--ink);
  color: var(--body-text);
}

.page-home .section {
  padding-block: clamp(48px, 8vw, 96px);
}

.page-home .section-head {
  max-width: 62ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-home .section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 4.2vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--white);
  margin: 10px 0 0;
}

.page-home .section-head__lede {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--body-text);
}

.page-home .home-context {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(28px, 5vw, 56px) clamp(40px, 6vw, 72px);
  background:
    radial-gradient(120% 90% at 82% 0%, rgba(43, 240, 208, 0.07), transparent 62%),
    var(--ink);
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  z-index: 0;
  pointer-events: none;
}

.page-home .hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 6vw, 60px);
  align-items: start;
}

.page-home .hero__lead h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 7.2vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.025em;
  font-weight: 700;
  color: var(--white);
  margin: 14px 0 0;
}

.page-home .hero__intro {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--body-text);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .hero__facts {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 18px;
  margin: 30px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--home-line);
  font-size: 13px;
  color: var(--muted);
}

.page-home .hero__facts .num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  margin-right: 4px;
}

.page-home .hero__board {
  display: grid;
  gap: 18px;
}

.page-home .hero__figure {
  margin: 0;
  border: 1px solid var(--home-line);
  background: var(--panel);
}

.page-home .board {
  position: relative;
  padding: clamp(20px, 4vw, 30px);
  border: 1px solid var(--home-line-strong);
  background:
    linear-gradient(160deg, rgba(11, 43, 42, 0.72), rgba(14, 26, 43, 0.94));
}

.page-home .board__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-home .board__num {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(72px, 20vw, 152px);
  line-height: 0.86;
  letter-spacing: -0.05em;
  font-weight: 700;
  color: var(--cyan);
}

.page-home .board__note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* 章节预览 */
.page-home .hero__preview {
  position: relative;
  z-index: 1;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: clamp(34px, 6vw, 56px) 0 0;
  padding: 0;
  border: 1px solid var(--home-line);
  background: var(--home-line);
}

.page-home .preview-item {
  background: var(--ink);
}

.page-home .preview-item__link {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 18px;
  text-decoration: none;
  color: inherit;
  transition: background var(--shift), transform var(--shift);
}

.page-home .preview-item__link:hover,
.page-home .preview-item__link:focus-visible {
  background: var(--glass-teal);
}

.page-home .preview-item__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan);
  border: 1px solid var(--cyan-soft);
  padding: 3px 8px;
  flex: none;
}

.page-home .preview-item__body {
  display: block;
}

.page-home .preview-item__title {
  display: block;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}

.page-home .preview-item__desc {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 榜单 ---------- */
.page-home .standings {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
}

.page-home .standings__aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-home .standings__figure {
  margin: 0;
  border: 1px solid var(--home-line);
  background: var(--panel);
}

.page-home .data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  font-size: 14px;
}

.page-home .data-table caption {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--home-line);
}

.page-home .data-table th,
.page-home .data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--home-line);
  text-align: left;
  white-space: nowrap;
}

.page-home .data-table th {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-weight: 500;
}

.page-home .data-table tbody tr {
  transition: background var(--shift);
}

.page-home .data-table tbody tr:hover,
.page-home .data-table tbody tr:focus-within {
  background: var(--teal-veil);
}

.page-home .data-table .num,
.page-home .data-table td.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--white);
}

.page-home .rank-cell {
  color: var(--muted);
  font-weight: 700;
}

.page-home .team-cell {
  color: var(--white);
  font-weight: 700;
}

.page-home .delta {
  font-family: var(--font-mono);
  font-size: 13px;
  text-align: right;
}

.page-home .delta.is-up {
  color: var(--orange);
}

.page-home .delta.is-down {
  color: var(--ember);
}

.page-home .delta--flat {
  color: var(--muted);
}

.page-home .data-table__row--mean td {
  color: var(--muted);
  border-top: 1px solid var(--home-line-strong);
}

/* ---------- 主客场切换 ---------- */
.page-home .split {
  border: 1px solid var(--home-line);
  background: var(--panel);
}

.page-home .split__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  background: var(--home-line);
  border-bottom: 1px solid var(--home-line);
}

.page-home .split__tab {
  flex: 1 1 auto;
  text-align: center;
  padding: 14px 18px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-decoration: none;
  background: var(--glass);
  transition: color var(--shift), background var(--shift);
}

.page-home .split__tab:hover,
.page-home .split__tab:focus-visible {
  color: var(--white);
  background: var(--glass-teal);
}

.page-home .split__panel {
  display: none;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-home .split__panel#view-home {
  display: block;
}

.page-home .split:has(.split__panel:target) .split__panel#view-home {
  display: none;
}

.page-home .split__panel:target {
  display: block;
}

.page-home .split:has(#view-home:target) #view-home {
  display: block;
}

.page-home .split .data-table {
  background: transparent;
}

/* ---------- 单场技术项 ---------- */
.page-home .micro {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--home-line);
  border: 1px solid var(--home-line);
}

.page-home .micro__card {
  padding: clamp(20px, 3.4vw, 32px);
  background: var(--panel);
}

.page-home .micro__title {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
}

.page-home .micro__lede {
  margin: 10px 0 22px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body-text);
}

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

.page-home .dist-row {
  display: grid;
  grid-template-columns: 5.4em minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
}

.page-home .dist-row__label {
  font-size: 13px;
  color: var(--muted);
}

.page-home .dist-row__bar {
  display: block;
  height: 10px;
  background: var(--glass);
  border-left: 1px solid var(--home-line-strong);
  overflow: hidden;
}

.page-home .dist-row__fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, rgba(43, 240, 208, 0.85), rgba(43, 240, 208, 0.28));
}

.page-home .dist-row:nth-child(1) .dist-row__fill { width: 12.4%; }
.page-home .dist-row:nth-child(2) .dist-row__fill { width: 36.6%; }
.page-home .dist-row:nth-child(3) .dist-row__fill { width: 31.4%; }
.page-home .dist-row:nth-child(4) .dist-row__fill { width: 19.6%; }

.page-home .dist-row__val {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--white);
  text-align: right;
  white-space: nowrap;
}

.page-home .data-table--compact th,
.page-home .data-table--compact td {
  padding: 10px 12px;
}

/* ---------- 赛季时间轴 ---------- */
.page-home .timeline__banner {
  margin: 0 0 clamp(28px, 4vw, 48px);
  border: 1px solid var(--home-line);
  background: var(--panel);
}

.page-home .timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--home-line-strong);
}

.page-home .tl-node {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 0 0 30px 24px;
}

.page-home .tl-node::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 8px;
  width: 7px;
  height: 7px;
  background: var(--ink);
  border: 1px solid var(--cyan);
  transition: background var(--shift);
}

.page-home .tl-node:hover::before,
.page-home .tl-node:focus-within::before {
  background: var(--cyan);
}

.page-home .tl-node__year {
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--white);
}

.page-home .tl-node__title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.page-home .tl-node__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body-text);
}

.page-home .tl-node__more {
  margin: 0;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--cyan);
  transition: max-height var(--shift), opacity var(--shift), margin var(--shift);
}

.page-home .tl-node:hover .tl-node__more,
.page-home .tl-node:focus-within .tl-node__more {
  max-height: 6em;
  opacity: 1;
  margin-top: 8px;
}

/* ---------- 工具入口 ---------- */
.page-home .tools {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--home-line);
  border: 1px solid var(--home-line);
}

.page-home .tool-card {
  padding: clamp(20px, 3vw, 28px);
  background: var(--glass);
  transition: transform var(--shift), box-shadow var(--shift), background var(--shift);
}

.page-home .tool-card:hover,
.page-home .tool-card:focus-within {
  transform: translateY(-4px);
  background: var(--glass-teal);
  box-shadow: inset 0 0 0 1px var(--cyan);
}

.page-home .tool-card__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan);
  border-bottom: 1px solid var(--cyan-soft);
  padding-bottom: 4px;
}

.page-home .tool-card__title {
  margin: 16px 0 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
}

.page-home .tool-card__desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body-text);
}

.page-home .tool-card__who {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

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

/* ---------- 数据可信度 ---------- */
.page-home .trust__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  background: var(--home-line);
  border: 1px solid var(--home-line);
}

.page-home .trust__item {
  padding: clamp(20px, 3vw, 28px);
  background: var(--panel);
}

.page-home .trust__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(34px, 5vw, 46px);
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--cyan);
}

.page-home .trust__unit {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-left: 8px;
  font-weight: 500;
}

.page-home .trust__label {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--body-text);
}

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

/* ---------- 更新流 ---------- */
.page-home .feed {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
}

.page-home .feed__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--home-line-strong);
}

.page-home .feed__title {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  color: var(--white);
}

.page-home .feed__all {
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-soft);
}

.page-home .feed__all:hover,
.page-home .feed__all:focus-visible {
  color: var(--white);
  border-bottom-color: var(--white);
}

.page-home .feed__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

.page-home .feed-item__link {
  display: block;
  padding: 18px 12px 18px 0;
  text-decoration: none;
  color: inherit;
  transition: padding-left var(--shift), background var(--shift);
}

.page-home .feed-item__link:hover,
.page-home .feed-item__link:focus-visible {
  padding-left: 10px;
  background: linear-gradient(90deg, var(--teal-veil), transparent 78%);
}

.page-home .feed-item__meta {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-home .feed-item__title {
  display: block;
  margin-top: 8px;
  font-size: 16px;
  line-height: 1.6;
  font-weight: 700;
  color: var(--white);
}

/* ---------- 联系 ---------- */
.page-home .contact-cta {
  background:
    linear-gradient(150deg, rgba(11, 43, 42, 0.72), rgba(6, 9, 15, 0) 62%);
  border-top: 1px solid var(--home-line);
  border-bottom: 1px solid var(--home-line);
}

.page-home .contact-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
}

.page-home .contact-cta__body h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--white);
  margin: 10px 0 0;
}

.page-home .contact-cta__text {
  margin: 16px 0 24px;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--body-text);
}

.page-home .contact-cta__list {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--home-line);
  border: 1px solid var(--home-line);
}

.page-home .contact-cta__item {
  padding: 16px 18px;
  background: var(--glass);
}

.page-home .contact-cta__term {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-home .contact-cta__value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--white);
  word-break: break-word;
}

/* ---------- 页尾注释 ---------- */
.page-home .home-footnote {
  padding-block: clamp(28px, 4vw, 48px) clamp(40px, 6vw, 72px);
  display: grid;
  gap: 8px;
}

.page-home .home-footnote .annotation {
  margin: 0;
  line-height: 1.75;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

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

  .page-home .tl-node {
    grid-template-columns: 7.5em minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-home .tl-node__year {
    font-size: 38px;
    text-align: right;
  }
}

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: stretch;
  }

  .page-home .hero__board {
    grid-template-rows: minmax(0, 1fr) auto;
  }

  .page-home .standings {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
  }

  .page-home .contact-cta__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-home .tools {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .board__num {
    font-size: clamp(96px, 11vw, 152px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .preview-item__link,
  .page-home .tool-card,
  .page-home .feed-item__link,
  .page-home .tl-node__more,
  .page-home .data-table tbody tr {
    transition: none;
  }

  .page-home .tool-card:hover,
  .page-home .tool-card:focus-within {
    transform: none;
  }
}