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

/* ---------- 首屏 ---------- */
.page-home .hero {
  padding-top: var(--space-4);
  padding-bottom: var(--space-6);
}

.page-home .hero__frame {
  position: relative;
  overflow: hidden;
  border: var(--border-thin) solid var(--color-line);
  background-color: var(--color-contrast-surface);
  scroll-margin-top: var(--space-8);
}

.page-home .hero__frame::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 12px;
  z-index: 3;
  background-image: repeating-linear-gradient(
    90deg,
    var(--color-contrast-line) 0 1px,
    transparent 1px 18px
  );
  opacity: 0.75;
  pointer-events: none;
}

.page-home .hero__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(118deg, color-mix(in srgb, var(--color-accent) 46%, transparent) 0%, transparent 48%),
    linear-gradient(296deg, color-mix(in srgb, var(--color-primary) 52%, transparent) 0%, transparent 52%);
  mix-blend-mode: screen;
}

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

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

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

.page-home .hero__body {
  position: relative;
  z-index: 2;
  padding: var(--space-6) var(--space-3) var(--space-4);
}

.page-home .hero__kicker {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin: 0 0 var(--space-3);
}

.page-home .hero__num {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  line-height: 1;
  color: var(--color-contrast-accent);
  letter-spacing: -0.02em;
}

.page-home .hero__kicker-text {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-contrast-ink);
  opacity: 0.8;
}

.page-home .hero__title {
  margin: 0 0 var(--space-3);
  max-width: 13em;
  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__lead {
  margin: 0 0 var(--space-4);
  max-width: 46em;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.88;
}

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

.page-home .hero__figures {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-home .hero__figure {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "value label"
    "value note";
  align-items: center;
  gap: 0 var(--space-2);
  padding: var(--space-3);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-home .hero__figure:last-child {
  border-bottom: 0;
}

.page-home .hero__figure-value {
  grid-area: value;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-contrast-ink);
}

.page-home .hero__figure-label {
  grid-area: label;
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
}

.page-home .hero__figure-note {
  grid-area: note;
  font-size: var(--text-xs);
  line-height: 1.5;
  color: var(--color-contrast-ink);
  opacity: 0.66;
}

/* ---------- 本页索引 ---------- */
.page-home .page-home__index {
  border-top: var(--border-thin) solid var(--color-line);
  border-bottom: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface-alt);
}

.page-home .idx-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
  overflow-x: auto;
  scrollbar-width: none;
}

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

.page-home .idx-label {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

.page-home .idx-list {
  display: flex;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .idx-link {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  white-space: nowrap;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-home .idx-link:hover,
.page-home .idx-link:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.page-home .idx-num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-primary);
}

/* ---------- 章节外壳 ---------- */
.page-home .home-section {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  scroll-margin-top: var(--space-8);
}

.page-home .home-section--last {
  padding-bottom: var(--space-8);
}

.page-home .home-section__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2) var(--space-3);
  align-items: start;
  padding-bottom: var(--space-3);
  margin-bottom: var(--space-4);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-home .home-section__num {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--color-accent);
}

.page-home .home-section__title {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-home .home-section__lead {
  margin: 0;
  max-width: 62ch;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

/* ---------- 入口带 ---------- */
.page-home .entry-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.page-home .entry-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-home .entry {
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-home .entry__link {
  position: relative;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  grid-template-areas:
    "num body"
    "pace pace";
  gap: var(--space-2) var(--space-3);
  align-items: baseline;
  padding: var(--space-3) var(--space-2) var(--space-3) var(--space-3);
  color: inherit;
  text-decoration: none;
  transition: background-color 0.18s ease;
}

.page-home .entry__link::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background-color: var(--color-accent);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 0.2s ease;
}

.page-home .entry__link:hover::before,
.page-home .entry__link:focus-visible::before {
  transform: scaleY(1);
}

.page-home .entry__link:hover {
  background-color: var(--color-surface-alt);
}

.page-home .entry__num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  line-height: 1.1;
  color: var(--color-primary);
}

.page-home .entry__body {
  grid-area: body;
  display: block;
}

.page-home .entry__name {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.3;
  color: var(--color-ink);
}

.page-home .entry__desc {
  display: block;
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-ink-soft);
}

.page-home .entry__pace {
  grid-area: pace;
  justify-self: start;
  padding: 2px var(--space-1);
  border: var(--border-thin) solid var(--color-line);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  background-color: var(--color-surface-alt);
  transition: color 0.2s ease, border-color 0.2s ease, opacity 0.2s ease, transform 0.2s ease;
}

.page-home .entry__link:hover .entry__pace,
.page-home .entry__link:focus-visible .entry__pace {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background-color: var(--color-highlight);
}

.page-home .entry-aside {
  margin: 0;
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-surface-alt);
}

.page-home .entry-aside__img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 460px;
  object-fit: cover;
  object-position: center;
  clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
}

.page-home .entry-aside__cap {
  padding: var(--space-2) var(--space-3) var(--space-3);
  font-size: var(--text-xs);
  line-height: 1.6;
  color: var(--color-ink-muted);
}

/* ---------- 数据速览 ---------- */
.page-home .figure-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.page-home .figure-card {
  padding: var(--space-3);
  background-color: var(--color-surface-alt);
  border: var(--border-thin) solid var(--color-line);
  border-left: 4px solid var(--color-primary);
}

.page-home .figure-card--accent {
  border-left-color: var(--color-accent);
}

.page-home .figure-card__value {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-primary);
}

.page-home .figure-card--accent .figure-card__value {
  color: var(--color-accent);
}

.page-home .figure-card__title {
  margin: var(--space-2) 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.35;
  color: var(--color-ink);
}

.page-home .figure-card__desc {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

.page-home .figure-card__caliber {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
  font-size: var(--text-xs);
  line-height: 1.6;
  color: var(--color-ink-muted);
}

.page-home .figure-card__caliber-key {
  flex: none;
  padding: 1px 6px;
  color: var(--color-primary-ink);
  background-color: var(--color-primary);
}

.page-home .figure-card--accent .figure-card__caliber-key {
  background-color: var(--color-accent);
}

.page-home .trend-figure {
  margin: var(--space-4) 0 0;
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-surface-alt);
}

.page-home .trend-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-home .trend-figure__cap {
  padding: var(--space-2) var(--space-3);
  border-top: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

/* ---------- 平板专区 ---------- */
.page-home .tablet-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.page-home .tablet-split__media {
  margin: 0;
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-surface-alt);
}

.page-home .tablet-split__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

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

.page-home .tablet-points {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-home .tablet-point {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-2);
  align-items: baseline;
  padding: var(--space-2) 0;
  border-bottom: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
}

.page-home .tablet-point__key {
  flex: none;
  min-width: 5.5em;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-home .tablet-point__val {
  color: var(--color-ink);
}

/* ---------- 更新节奏 ---------- */
.page-home .pace-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.page-home .pace-table__wrap {
  overflow-x: auto;
  border: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface);
}

.page-home .pace-table {
  width: 100%;
  min-width: 440px;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.page-home .pace-table__cap {
  padding: var(--space-2) var(--space-2) var(--space-1);
  text-align: left;
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-home .pace-table th,
.page-home .pace-table td {
  padding: var(--space-2);
  text-align: left;
  vertical-align: top;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-home .pace-table thead th {
  background-color: var(--color-surface-deep);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-body);
  letter-spacing: 0.1em;
  color: var(--color-ink-soft);
}

.page-home .pace-table tbody th {
  font-weight: var(--weight-heading);
  color: var(--color-ink);
  white-space: nowrap;
}

.page-home .pace-table tbody td {
  color: var(--color-ink-soft);
}

.page-home .pace-table tbody tr:last-child th,
.page-home .pace-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-home .pace-split__aside {
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.page-home .column-index {
  padding: var(--space-3);
  border: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface-alt);
}

.page-home .column-index__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

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

.page-home .column-index__list li {
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-home .column-index__list li:last-child {
  border-bottom: 0;
}

.page-home .column-index__list a {
  display: block;
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

.page-home .column-index__list a:hover,
.page-home .column-index__list a:focus-visible {
  color: var(--color-accent);
  padding-left: 6px;
}

/* ---------- 首次访问 ---------- */
.page-home .path-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .path-step {
  padding-top: var(--space-2);
  border-top: 3px solid var(--color-accent);
}

.page-home .path-step__num {
  display: block;
  margin-bottom: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  line-height: 1;
  color: var(--color-accent);
}

.page-home .path-step__title {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.35;
  color: var(--color-ink);
}

.page-home .path-step__desc {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

.page-home .faq-strip {
  margin-top: var(--space-6);
  padding-top: var(--space-3);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-home .faq-strip__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

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

.page-home .faq-item {
  padding-left: var(--space-2);
  border-left: 4px solid var(--color-primary);
}

.page-home .faq-item__q {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  line-height: 1.5;
  color: var(--color-ink);
}

.page-home .faq-item__a {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--color-ink-soft);
}

/* ---------- 内容链接通用 ---------- */
.page-home .prose a,
.page-home .faq-item__a a,
.page-home .trend-figure__cap a,
.page-home .tablet-point__val a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.18s ease;
}

.page-home .prose a:hover,
.page-home .faq-item__a a:hover,
.page-home .trend-figure__cap a:hover,
.page-home .tablet-point__val a:hover {
  color: var(--color-accent);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .hero__figures {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .hero__figure {
    border-bottom: 0;
    border-right: var(--border-thin) solid var(--color-contrast-line);
  }

  .page-home .hero__figure:last-child {
    border-right: 0;
  }

  .page-home .faq-strip__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-home .figure-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
  }
}

@media (min-width: 768px) {
  .page-home .hero {
    padding-top: var(--space-6);
  }

  .page-home .hero__body {
    padding: var(--space-8) var(--space-6) var(--space-6);
  }

  .page-home .hero__num {
    font-size: var(--text-figure);
  }

  .page-home .home-section__head {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: var(--space-4);
    padding-bottom: var(--space-4);
  }

  .page-home .home-section__num {
    font-size: var(--text-figure);
  }

  .page-home .home-section__title {
    font-size: var(--text-2xl);
  }

  .page-home .home-section {
    padding-top: var(--section-y);
    padding-bottom: var(--section-y);
  }

  .page-home .entry__link {
    grid-template-columns: 56px minmax(0, 1fr) auto;
    grid-template-areas: "num .page-home pace";
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-3) var(--space-4) var(--space-4);
  }

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

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

@media (min-width: 900px) {
  .page-home .hero__frame {
    min-height: 520px;
  }

  .page-home .entry-split {
    grid-template-columns: minmax(0, 1.9fr) minmax(0, 1fr);
    gap: var(--space-6);
    align-items: start;
  }

  .page-home .entry__pace {
    opacity: 0;
    transform: translateX(-6px);
  }

  .page-home .entry:hover .entry__pace,
  .page-home .entry:focus-within .entry__pace {
    opacity: 1;
    transform: none;
  }

  .page-home .tablet-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: var(--space-6);
    align-items: start;
  }

  .page-home .pace-split {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: var(--space-6);
    align-items: start;
  }

  .page-home .entry-aside__img {
    max-height: 560px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .entry__link::before,
  .page-home .entry__pace,
  .page-home .idx-link,
  .page-home .column-index__list a {
    transition: none !important;
  }

  .page-home .entry__link::before {
    transform: scaleY(1);
  }
}