.page-home {
  --home-axis-x: 9px;
  --home-axis-w: 2px;
  --home-cell: min(272px, 76vw);
  display: block;
  background: var(--color-surface);
  color: var(--color-ink);
}

/* ============ 首屏计分牌 ============ */

.page-home .hero {
  position: relative;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding-block: var(--space-8) var(--space-6);
}

.page-home .hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.page-home .hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.page-home .hero__scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: var(--overlay-scrim);
}

.page-home .hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
  align-items: end;
}

@media (min-width: 900px) {
  .page-home .hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
    gap: var(--space-8);
  }
}

.page-home .hero__ctx {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--color-contrast-ink);
  opacity: 0.72;
  margin: 0 0 var(--space-3);
}

.page-home .hero__ctx-mark {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--color-contrast-accent);
}

.page-home .hero__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-home .hero__lede {
  max-width: var(--measure);
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, transparent);
}

.page-home .hero__stamp {
  margin: 0 0 var(--space-4);
  color: var(--color-contrast-accent);
  opacity: 0.95;
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

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

.page-home .hero__stat {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-3) var(--space-2);
  min-height: 116px;
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--color-contrast-ink) 7%, transparent);
  transition: border-color 200ms ease, background-color 200ms ease;
}

.page-home .hero__stat:hover,
.page-home .hero__stat:focus-within {
  border-color: var(--color-contrast-accent);
  background: color-mix(in srgb, var(--color-contrast-ink) 12%, transparent);
}

.page-home .hero__stat-value {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-contrast-ink);
}

.page-home .hero__stat-label {
  display: block;
  color: color-mix(in srgb, var(--color-contrast-ink) 68%, transparent);
}

.page-home .hero__hint {
  position: absolute;
  left: 0;
  right: 0;
  bottom: calc(100% + 8px);
  z-index: 6;
  padding: var(--space-2);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-ink);
  font-size: var(--text-xs);
  line-height: 1.6;
  box-shadow: var(--shadow-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms;
}

.page-home .hero__stat:hover .hero__hint,
.page-home .hero__stat:focus-within .hero__hint {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ============ 目录条 ============ */

.page-home .toc {
  position: sticky;
  top: 0;
  z-index: 30;
  background: color-mix(in srgb, var(--color-surface-deep) 96%, transparent);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-home .toc__list {
  display: flex;
  gap: var(--space-3);
  list-style: none;
  margin: 0;
  padding: var(--space-2) 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-home .toc__list::-webkit-scrollbar {
  display: none;
}

.page-home .toc__link {
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 2px solid transparent;
  transition: color 180ms ease, border-color 180ms ease;
}

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

/* ============ 章节骨架 ============ */

.page-home .section {
  background: var(--color-surface);
}

.page-home .section:nth-of-type(even) {
  background: var(--color-surface-alt);
}

.page-home .section__inner {
  position: relative;
  padding-block: var(--section-y);
  padding-left: 30px;
}

.page-home .section__axis {
  position: absolute;
  left: var(--home-axis-x);
  top: 0;
  bottom: 0;
  width: var(--home-axis-w);
  background: var(--color-primary);
  opacity: 0.32;
}

.page-home .section__inner::before {
  content: "";
  position: absolute;
  left: calc(var(--home-axis-x) - 5px);
  top: var(--section-y);
  width: 12px;
  height: 12px;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
}

.page-home .section#tags .section__inner::before {
  border-radius: 0;
  background: var(--color-accent);
}

.page-home .section__head {
  margin-bottom: var(--space-6);
}

.page-home .section__kicker {
  display: block;
  margin: 0 0 var(--space-2);
  color: var(--color-ink-muted);
}

.page-home .section__title {
  display: inline-block;
  margin: 0 0 var(--space-3);
  padding-bottom: 6px;
  border-bottom: 3px solid var(--color-accent);
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-home .section__lede {
  max-width: var(--measure);
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

@media (min-width: 760px) {
  .page-home .section__inner {
    padding-block: var(--section-y-lg);
    padding-left: 44px;
  }

  .page-home .section__inner::before {
    top: var(--section-y-lg);
    left: calc(var(--home-axis-x) - 5px);
  }
}

/* ============ 三条指标线 ============ */

.page-home .metric-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

@media (min-width: 900px) {
  .page-home .metric-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr) minmax(0, 3fr);
    align-items: stretch;
  }
}

.page-home .metric {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.page-home .metric--primary {
  background: var(--color-primary-soft);
  border-color: color-mix(in srgb, var(--color-primary) 30%, var(--color-line));
}

.page-home .metric--alt {
  background: var(--color-surface-deep);
}

.page-home .metric__tag {
  margin: 0;
  color: var(--color-ink-muted);
}

.page-home .metric__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .metric__desc {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.page-home .metric__foot {
  margin: auto 0 0;
  padding-top: var(--space-2);
  border-top: 1px dotted var(--color-line);
  color: var(--color-ink-muted);
}

.page-home .split {
  margin: 0;
  border-top: 1px dotted var(--color-line);
}

.page-home .split__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: var(--space-2) 0;
  border-bottom: 1px dotted var(--color-line);
}

.page-home .split__row dt {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-ink);
}

.page-home .split__row dd {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-home .split__mark {
  display: inline-block;
  width: 10px;
  height: 10px;
}

.page-home .split__mark--home {
  background: var(--color-primary);
  border-radius: var(--radius-sm);
}

.page-home .split__mark--away {
  border: var(--border-thick) solid var(--color-accent);
  border-radius: var(--radius-sm);
}

.page-home .meter {
  margin: 0;
}

.page-home .meter__bar {
  height: 10px;
  border-radius: var(--radius-pill);
  background: var(--color-surface-deep);
  overflow: hidden;
}

.page-home .metric--primary .meter__bar {
  background: color-mix(in srgb, var(--color-surface) 70%, transparent);
}

.page-home .meter__fill {
  display: block;
  width: 98%;
  height: 100%;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
}

.page-home .meter__readout {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin: var(--space-2) 0 0;
}

.page-home .meter__num {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  color: var(--color-accent);
}

.page-home .meter__readout .label-mono {
  color: var(--color-ink-muted);
}

.page-home .metric__figure {
  margin: auto 0 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-surface);
}

.page-home .metric__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .metric__figure figcaption {
  padding: var(--space-1) var(--space-2);
  color: var(--color-ink-muted);
}

/* ============ 栏目时间轴带 ============ */

.page-home .rail {
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: var(--space-2);
  scroll-snap-type: x proximity;
}

.page-home .rail:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 4px;
}

.page-home .rail__list {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: var(--home-cell);
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .rail__item {
  display: flex;
}

.page-home .rail__link {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-3);
  border: var(--border-thin) solid var(--color-line);
  border-top: 3px solid var(--color-primary);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: inherit;
  text-decoration: none;
  scroll-snap-align: start;
  transition: border-color 200ms ease, background-color 200ms ease, transform 200ms ease;
}

.page-home .rail__item:nth-child(odd) .rail__link {
  border-top-color: var(--color-accent);
}

.page-home .rail__link:hover,
.page-home .rail__link:focus-visible {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.page-home .rail__form {
  color: var(--color-ink-muted);
}

.page-home .rail__name {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: 1.25;
  color: var(--color-ink);
}

.page-home .rail__desc {
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.page-home .rail__go {
  margin-top: auto;
  padding-top: var(--space-2);
  border-top: 1px dotted var(--color-line);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}

/* ============ 标签体系 ============ */

.page-home .tags-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

@media (min-width: 1000px) {
  .page-home .tags-layout {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: stretch;
  }
}

.page-home .tagboard {
  position: relative;
  overflow: hidden;
  padding: var(--space-6) var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-home .tagboard__pitch {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  color: var(--color-contrast-line);
  opacity: 0.6;
}

.page-home .tagboard__grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

@media (min-width: 720px) {
  .page-home .tagboard__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

.page-home .taggroup {
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-contrast-accent);
}

.page-home .taggroup__count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  color: var(--color-contrast-accent);
}

.page-home .taggroup__name {
  margin: var(--space-1) 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-home .taggroup__desc {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.75;
  color: color-mix(in srgb, var(--color-contrast-ink) 72%, transparent);
}

.page-home .tags-figure,
.page-home .version-figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-contrast-surface);
}

.page-home .tags-figure img,
.page-home .version-figure img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
}

.page-home .tags-figure::after,
.page-home .version-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, var(--color-primary) 34%, transparent);
  mix-blend-mode: multiply;
  pointer-events: none;
}

.page-home .tags-figure figcaption,
.page-home .version-figure figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 3;
  padding: var(--space-2) var(--space-3);
  background: var(--overlay-scrim);
  color: var(--color-contrast-ink);
}

/* ============ 最新条目 ============ */

.page-home .latest-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
}

@media (min-width: 900px) {
  .page-home .latest-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-home .latest-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-home .latest-col__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .entry-list {
  list-style: none;
  width: 100%;
  margin: 0 0 var(--space-3);
  padding: 0;
}

.page-home .entry {
  padding: var(--space-3) 0;
  border-top: 1px dotted var(--color-line);
}

.page-home .entry:first-child {
  border-top: var(--border-thick) solid var(--color-primary);
}

.page-home .entry__title {
  margin: var(--space-1) 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .entry__title a {
  color: inherit;
  text-decoration: none;
}

.page-home .entry__title a:hover,
.page-home .entry__title a:focus-visible {
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.page-home .entry__desc {
  margin: 0 0 var(--space-1);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.page-home .entry__meta {
  color: var(--color-ink-muted);
}

/* ============ 版本与节奏 ============ */

.page-home .version-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

@media (min-width: 900px) {
  .page-home .version-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 380px);
    align-items: start;
  }
}

.page-home .spec {
  margin: 0 0 var(--space-3);
  border-top: 1px dotted var(--color-line);
}

.page-home .spec__row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-2);
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-2) 0;
  border-bottom: 1px dotted var(--color-line);
}

.page-home .spec__key {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.page-home .spec__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
  text-align: right;
}

.page-home .version-note {
  max-width: var(--measure);
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .version-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  margin: 0;
  font-size: var(--text-sm);
}

.page-home .version-links a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 45%, transparent);
  padding-bottom: 2px;
  transition: border-color 180ms ease, color 180ms ease;
}

.page-home .version-links a:hover,
.page-home .version-links a:focus-visible {
  color: var(--color-focus);
  border-bottom-color: var(--color-focus);
}

.page-home .version-figure img {
  min-height: 200px;
}

/* ============ 动效降级 ============ */

@media (prefers-reduced-motion: reduce) {
  .page-home .hero__hint,
  .page-home .hero__stat,
  .page-home .rail__link,
  .page-home .toc__link,
  .page-home .version-links a {
    transition: none;
  }

  .page-home .rail__link:hover,
  .page-home .rail__link:focus-visible {
    transform: none;
  }
}