.page-home {
  display: block;
  background: var(--color-surface);
  color: var(--color-ink);
  overflow-x: hidden;
}

.page-home img {
  max-width: 100%;
  height: auto;
}

/* ---------- 左侧章节刻度轴 ---------- */
.page-home .rail {
  position: fixed;
  top: 50%;
  left: var(--space-3);
  transform: translateY(-50%);
  z-index: 6;
  display: none;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-2);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-surface) 88%, transparent);
  backdrop-filter: blur(10px);
}

.page-home .rail__item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  text-decoration: none;
  color: var(--color-ink-muted);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  transition: color 180ms ease;
}

.page-home .rail__item::before {
  content: "";
  width: var(--space-1);
  height: var(--border-thin);
  background: currentColor;
  flex: none;
}

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

.page-home .rail__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.page-home .rail__name {
  font-size: var(--text-xs);
}

@media (min-width: 1440px) {
  .page-home .rail {
    display: flex;
  }
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  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;
}

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

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

.page-home .hero__band {
  position: absolute;
  top: -28%;
  left: -18%;
  right: -18%;
  height: 156%;
  z-index: 1;
  background: linear-gradient(
    112deg,
    color-mix(in srgb, var(--color-primary) 72%, transparent) 4%,
    color-mix(in srgb, var(--color-accent) 56%, transparent) 44%,
    transparent 78%
  );
  transform: skewY(-7deg);
  mix-blend-mode: screen;
  opacity: 0.62;
  pointer-events: none;
}

.page-home .hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: var(--space-3);
}

.page-home .hero .breadcrumbs {
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

.page-home .hero .breadcrumbs a {
  color: inherit;
}

.page-home .hero__eyebrow {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-contrast-accent);
}

.page-home .hero__eyebrow::before {
  content: "";
  width: var(--space-1);
  height: var(--space-1);
  border-radius: var(--radius-pill);
  background: var(--color-contrast-accent);
}

.page-home .hero__title {
  margin: 0;
  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);
  max-width: min(100%, 18ch);
  overflow-wrap: anywhere;
}

.page-home .hero__lede {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 84%, transparent);
}

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

.page-home .keynum__card {
  display: grid;
  gap: var(--space-1);
  align-content: start;
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-surface) 24%, transparent);
  background: color-mix(in srgb, var(--color-surface) 10%, transparent);
  backdrop-filter: blur(12px);
  transition: border-color 180ms ease, background-color 180ms ease;
}

.page-home .keynum__card:hover {
  border-color: color-mix(in srgb, var(--color-contrast-accent) 72%, transparent);
  background: color-mix(in srgb, var(--color-surface) 16%, transparent);
}

.page-home .keynum__card--accent {
  background: color-mix(in srgb, var(--color-accent) 30%, transparent);
  border-color: color-mix(in srgb, var(--color-accent) 62%, transparent);
}

.page-home .keynum__num {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.02em;
}

.page-home .keynum__label {
  font-size: var(--text-sm);
  line-height: 1.4;
  color: var(--color-contrast-ink);
}

.page-home .keynum__note {
  font-size: var(--text-xs);
  line-height: 1.6;
  color: color-mix(in srgb, var(--color-contrast-ink) 66%, transparent);
}

.page-home .hero__toc {
  margin-top: var(--space-2);
}

.page-home .hero__toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.page-home .hero__toc-list a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-pill);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-surface) 22%, transparent);
  color: var(--color-contrast-ink);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: border-color 180ms ease, color 180ms ease, background-color 180ms ease;
}

.page-home .hero__toc-list a:hover,
.page-home .hero__toc-list a:focus-visible {
  border-color: var(--color-contrast-accent);
  color: var(--color-contrast-accent);
  background: color-mix(in srgb, var(--color-accent) 16%, transparent);
}

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

@media (min-width: 901px) {
  .page-home .hero {
    padding-block: var(--section-y-lg) var(--space-8);
  }
}

@media (min-width: 1024px) {
  .page-home .keynum {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 通用章节头 ---------- */
.page-home .sec-head {
  display: grid;
  gap: var(--space-2);
  align-items: start;
  margin-bottom: var(--space-6);
}

.page-home .chapnum {
  font-family: var(--font-mono);
  font-size: var(--text-4xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.03em;
  color: color-mix(in srgb, var(--color-primary) 28%, var(--color-surface));
}

.page-home .section--deep .chapnum {
  color: color-mix(in srgb, var(--color-contrast-accent) 46%, var(--color-contrast-surface));
}

.page-home .section--deep .section-title {
  color: var(--color-contrast-ink);
}

.page-home .section--deep .lede {
  color: color-mix(in srgb, var(--color-contrast-ink) 80%, transparent);
}

@media (min-width: 901px) {
  .page-home .sec-head {
    grid-template-columns: auto minmax(0, 1fr);
    column-gap: var(--space-6);
  }
}

/* ---------- 01 积分区间 ---------- */
.page-home .points__list {
  list-style: none;
  margin: 0 0 var(--space-4);
  padding: 0;
  display: grid;
  gap: var(--space-2);
  grid-template-columns: 1fr;
}

.page-home .point-card {
  position: relative;
  display: grid;
  gap: var(--space-1);
  align-content: start;
  padding: var(--space-3);
  padding-top: var(--space-4);
  border-radius: var(--radius-md);
  border: var(--border-thin) solid var(--color-line);
  background: var(--color-surface);
  box-shadow: var(--shadow-1);
  overflow: hidden;
  transition: border-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.page-home .point-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: var(--space-8);
  height: var(--space-1);
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: skewX(-26deg);
  transform-origin: left center;
}

.page-home .point-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-2);
  transform: translateY(-2px);
}

.page-home .point-card__name {
  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 .point-card__desc {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.55;
  color: var(--color-ink-soft);
}

.page-home .point-card__meta {
  margin: 0;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.page-home .point-card__bar {
  display: block;
  height: var(--space-1);
  border-radius: var(--radius-pill);
  background: var(--color-surface-deep);
  overflow: hidden;
}

.page-home .point-card__bar > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.page-home .point-card:nth-child(1) .point-card__bar > span { width: 100%; }
.page-home .point-card:nth-child(2) .point-card__bar > span { width: 92%; }
.page-home .point-card:nth-child(3) .point-card__bar > span { width: 84%; }
.page-home .point-card:nth-child(4) .point-card__bar > span { width: 76%; }
.page-home .point-card:nth-child(5) .point-card__bar > span { width: 69%; }
.page-home .point-card:nth-child(6) .point-card__bar > span { width: 62%; }
.page-home .point-card:nth-child(7) .point-card__bar > span { width: 55%; }
.page-home .point-card:nth-child(8) .point-card__bar > span { width: 48%; }
.page-home .point-card:nth-child(9) .point-card__bar > span { width: 41%; }
.page-home .point-card:nth-child(10) .point-card__bar > span { width: 33%; }
.page-home .point-card:nth-child(11) .point-card__bar > span { width: 25%; }
.page-home .point-card:nth-child(12) .point-card__bar > span { width: 16%; }

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

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

@media (min-width: 1100px) {
  .page-home .points__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 02 回放切片 ---------- */
.page-home .replay__body {
  display: grid;
  gap: var(--space-4);
}

.page-home .replay__track {
  display: grid;
  gap: var(--space-3);
  align-content: start;
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  border: var(--border-thin) solid var(--color-line);
  background: color-mix(in srgb, var(--color-surface-alt) 78%, var(--color-surface));
}

.page-home .nodes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
}

.page-home .node {
  position: relative;
  display: grid;
  gap: var(--space-1);
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-home .node::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: var(--space-1);
  height: var(--space-1);
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  transform: translateY(-50%);
}

.page-home .node__idx {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-primary);
}

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

.page-home .node__desc {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-ink-muted);
}

.page-home .replay__modes {
  gap: var(--space-1);
}

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

@media (min-width: 560px) {
  .page-home .nodes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-home .replay__body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: var(--space-6);
    align-items: start;
  }
}

/* ---------- 03 转会动态 ---------- */
.page-home .transfer__body {
  display: grid;
  gap: var(--space-4);
}

.page-home .moves {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-1);
}

.page-home .move {
  display: grid;
  gap: var(--space-1);
  align-items: center;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  border: var(--border-thin) solid transparent;
  background: var(--color-surface-alt);
  transition: border-color 180ms ease, background-color 180ms ease;
}

.page-home .move:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.page-home .move__code {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink);
}

.page-home .move__path {
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-ink-soft);
}

.page-home .move__stage {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

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

.page-home .transfer__more {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .transfer__more a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: color-mix(in srgb, var(--color-primary) 42%, transparent);
}

.page-home .transfer__more a:hover {
  text-decoration-color: var(--color-primary);
}

@media (min-width: 720px) {
  .page-home .move {
    grid-template-columns: auto auto minmax(0, 1fr) auto;
    column-gap: var(--space-3);
  }
}

@media (min-width: 1024px) {
  .page-home .transfer__body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: var(--space-6);
    align-items: start;
  }
}

/* ---------- 04 活动节奏条 ---------- */
.page-home .strips__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-home .strip {
  display: grid;
  gap: var(--space-2);
  padding-block: var(--space-3);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-home .strip:last-child {
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-home .strip__head {
  display: grid;
  gap: var(--space-1);
  align-content: start;
}

.page-home .strip__stage {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-contrast-accent);
}

.page-home .strip__name {
  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-contrast-ink);
}

.page-home .strip__desc {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 86%, transparent);
}

.page-home .strip__join {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

.page-home .strips__more {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 74%, transparent);
}

.page-home .strips__more a {
  color: var(--color-contrast-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: color-mix(in srgb, var(--color-contrast-accent) 48%, transparent);
}

.page-home .strips__more a:hover {
  text-decoration-color: var(--color-contrast-accent);
}

@media (min-width: 901px) {
  .page-home .strip {
    grid-template-columns: minmax(0, 1fr) minmax(0, 2fr) minmax(0, 1.7fr);
    column-gap: var(--space-6);
    align-items: start;
  }
}

/* ---------- 05 行动出口 ---------- */
.page-home .exits {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
}

.page-home .exit {
  display: grid;
  gap: var(--space-2);
  align-content: start;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: var(--border-thin) solid var(--color-line);
  background: var(--color-surface);
  box-shadow: var(--shadow-1);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.page-home .exit:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-2);
}

.page-home .exit--solid {
  background: var(--color-primary);
  border-color: transparent;
  color: var(--color-primary-ink);
}

.page-home .exit--solid .exit__name,
.page-home .exit--solid .exit__desc {
  color: var(--color-primary-ink);
}

.page-home .exit__idx {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  opacity: 0.7;
}

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

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

.page-home .exit--solid .btn {
  background: var(--color-surface);
  color: var(--color-primary);
  border-color: transparent;
  justify-self: start;
}

.page-home .exit .btn {
  justify-self: start;
}

.page-home .exit__contact {
  display: grid;
  gap: var(--space-1);
  font-size: var(--text-sm);
}

.page-home .exit__contact a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 40%, transparent);
  padding-bottom: 2px;
  width: fit-content;
  overflow-wrap: anywhere;
}

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

.page-home .action__more {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .action__more a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: color-mix(in srgb, var(--color-primary) 42%, transparent);
}

.page-home .action__more a:hover {
  text-decoration-color: var(--color-primary);
}

@media (min-width: 768px) {
  .page-home .exits {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-home .exits {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .point-card:hover {
    transform: none;
  }

  .page-home .rail__item,
  .page-home .keynum__card,
  .page-home .point-card,
  .page-home .move,
  .page-home .exit,
  .page-home .hero__toc-list a {
    transition: none;
  }
}