.page-home {
  display: block;
  overflow-x: clip;
}

.page-home .band--primary {
  color: var(--color-primary-ink);
}

.page-home .band--accent {
  color: var(--color-accent-ink);
}

.page-home .band--contrast {
  color: var(--color-contrast-ink);
}

.page-home a:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  padding-top: calc(var(--section-y) + var(--space-6));
  padding-bottom: var(--section-y);
}

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

.page-home .home-hero__grid {
  display: grid;
  gap: var(--space-6);
}

.page-home .home-hero__grid > * {
  min-width: 0;
}

.page-home .home-hero__kicker {
  margin: 0;
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-contrast-accent);
}

.page-home .home-hero__title {
  margin: var(--space-3) 0 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: 1.05;
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  text-wrap: balance;
}

.page-home .home-hero__lede {
  margin: var(--space-4) 0 0;
  max-width: 46ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-home .home-hero__note {
  margin: var(--space-3) 0 0;
  max-width: 46ch;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 66%, transparent);
}

.page-home .home-hero__plate {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: calc(var(--radius-lg) * 4);
  background: var(--color-contrast-surface);
}

.page-home .home-hero__img {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .home-hero__plate::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: var(--overlay-scrim);
  pointer-events: none;
}

.page-home .dial {
  position: absolute;
  inset: 9%;
  z-index: 2;
  width: auto;
  height: auto;
}

.page-home .dial__ring {
  fill: none;
  stroke: var(--color-contrast-accent);
  stroke-width: 2;
  stroke-linecap: butt;
}

.page-home .dial__ring--1 { opacity: 0.9; }
.page-home .dial__ring--2 { opacity: 0.66; }
.page-home .dial__ring--3 { opacity: 0.46; }
.page-home .dial__ring--4 { opacity: 0.3; }

.page-home .dial__hub {
  fill: none;
  stroke: var(--color-contrast-accent);
  stroke-width: 1;
  opacity: 0.5;
}

.page-home .dial__cap {
  fill: var(--color-contrast-ink);
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: 0.08em;
}

.page-home .dial__cap--sub {
  fill: var(--color-contrast-accent);
  font-size: 11px;
  letter-spacing: 0.22em;
}

.page-home .home-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6) var(--space-3);
  margin: var(--space-8) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .home-stat__num {
  display: block;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-figure);
  line-height: 1;
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-accent);
  font-variant-numeric: tabular-nums;
}

.page-home .home-stat__cap {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: var(--color-contrast-ink);
}

/* ---------- 通用区块标题 ---------- */

.page-home .section-title {
  margin: var(--space-2) 0 0;
  max-width: 18em;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.page-home .section-lede {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

/* ---------- 四条产品线 ---------- */

.page-home .plines {
  display: grid;
  gap: var(--space-6);
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .pline {
  display: grid;
  grid-template-columns: var(--space-8) minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
}

.page-home .pline__mark {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: calc(var(--radius-lg) * 4);
}

.page-home .pline__no {
  margin: 0;
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  opacity: 0.8;
}

.page-home .pline__name {
  margin: var(--space-1) 0 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  letter-spacing: 0.04em;
}

.page-home .pline__desc {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
}

.page-home .pline__meta {
  margin: var(--space-2) 0 0;
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
}

.page-home .pline__link {
  display: inline-block;
  margin-top: var(--space-3);
  padding-bottom: 2px;
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: inherit;
  text-decoration: none;
  border-bottom: var(--border-thick) solid color-mix(in srgb, currentColor 40%, transparent);
}

.page-home .pline__link:hover {
  border-bottom-color: currentColor;
}

/* ---------- 版本刻度 ---------- */

.page-home .tl {
  display: grid;
  gap: var(--space-1);
  margin-top: var(--space-6);
}

.page-home .tl__row {
  display: grid;
  grid-template-columns: 4.5em minmax(0, 1fr);
  gap: var(--space-2);
  align-items: center;
}

.page-home .tl__year {
  font-size: var(--text-sm);
  letter-spacing: 0.12em;
  color: var(--color-ink-soft);
}

.page-home .tl__qs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .tl__q {
  display: block;
  padding: var(--space-1) var(--space-1);
  background: var(--color-surface-alt);
  color: var(--color-ink-soft);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-align: center;
}

.page-home .tl__row:nth-child(even) .tl__q {
  background: var(--color-surface-deep);
}

.page-home .tl__q--now {
  background: var(--color-primary) !important;
  color: var(--color-primary-ink);
}

.page-home .tl-figure {
  margin: var(--space-6) 0 0;
}

/* ---------- 行业入口 ---------- */

.page-home .ind-groups {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-6);
}

.page-home .ind-group__name {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  letter-spacing: 0.04em;
  color: var(--color-ink);
}

.page-home .ind-list {
  display: grid;
  gap: 2px;
  margin: var(--space-2) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .ind-item a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: var(--space-2);
  align-items: baseline;
  padding: var(--space-2) var(--space-2);
  background: var(--color-surface);
  color: var(--color-ink);
  text-decoration: none;
}

.page-home .ind-item__name {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  letter-spacing: 0.04em;
}

.page-home .ind-item__stat,
.page-home .ind-item__range {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-soft);
}

.page-home .ind-item a:hover,
.page-home .ind-item a:focus-visible {
  background: var(--color-highlight);
}

/* ---------- 大屏拼接预览 ---------- */

.page-home .wall-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-3);
  margin-top: var(--space-6);
}

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

.page-home .wall__panes {
  display: grid;
  gap: 2px;
  aspect-ratio: 16 / 10;
  background: var(--color-contrast-line);
}

.page-home .wall__panes span {
  display: block;
  background: color-mix(in srgb, var(--color-contrast-accent) 16%, var(--color-contrast-surface));
}

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

.page-home .wall__panes--4 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
}

.page-home .wall__panes--6 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
}

.page-home .wall__panes--9 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: repeat(3, minmax(0, 1fr));
}

.page-home .wall__cap {
  margin: var(--space-2) 0 0;
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-contrast-ink);
}

.page-home .wall-figure {
  margin: var(--space-6) 0 0;
}

/* ---------- 栏目分馆 ---------- */

.page-home .halls {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.page-home .hall {
  display: block;
  padding: var(--space-4);
  background: color-mix(in srgb, var(--color-accent-ink) 10%, transparent);
  color: var(--color-accent-ink);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: background-color 0.18s ease;
}

.page-home .hall:hover,
.page-home .hall:focus-visible {
  background: color-mix(in srgb, var(--color-accent-ink) 22%, transparent);
}

.page-home .hall__no {
  display: block;
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  opacity: 0.82;
}

.page-home .hall__name {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: 0.04em;
}

.page-home .hall__desc {
  margin: var(--space-2) 0 0;
  max-width: 42ch;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
}

.page-home .hall__go {
  display: inline-block;
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  border-bottom: var(--border-thick) solid color-mix(in srgb, currentColor 45%, transparent);
  padding-bottom: 2px;
}

/* ---------- 维护节奏 ---------- */

.page-home .cadence {
  display: grid;
  gap: var(--space-6);
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .cadence__cycle {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  background: var(--color-primary);
  color: var(--color-primary-ink);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
}

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

.page-home .cadence__foot {
  margin-top: var(--space-6);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .cadence__foot p + p {
  margin-top: var(--space-3);
}

.page-home .cadence__foot a {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: var(--border-thin) solid currentColor;
}

.page-home .cadence__foot a:hover {
  color: var(--color-primary);
}

/* ---------- 窄屏适配 ---------- */

@media (max-width: 599px) {
  .page-home .ind-item a {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .page-home .ind-item__range {
    grid-column: 1 / -1;
  }

  .page-home .tl__row {
    grid-template-columns: 3.2em minmax(0, 1fr);
    gap: var(--space-1);
  }

  .page-home .tl__q {
    letter-spacing: 0.04em;
  }
}

@media (min-width: 760px) {
  .page-home .home-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-home .home-hero {
    padding-top: calc(var(--section-y-lg) + var(--space-6));
    padding-bottom: var(--section-y-lg);
  }

  .page-home .home-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
    align-items: center;
    gap: var(--space-8);
  }

  .page-home .plines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-8) var(--space-8);
  }

  .page-home .ind-groups {
    grid-template-columns: repeat(9, minmax(0, 1fr));
    gap: var(--space-6) var(--gutter);
  }

  .page-home .ind-group:nth-child(1) {
    grid-column: span 5;
  }

  .page-home .ind-group:nth-child(2) {
    grid-column: span 4;
  }

  .page-home .ind-group:nth-child(3) {
    grid-column: span 9;
  }

  .page-home .ind-group:nth-child(3) .ind-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-home .halls {
    grid-template-columns: repeat(9, minmax(0, 1fr));
  }

  .page-home .hall--wide {
    grid-column: span 5;
  }

  .page-home .hall--narrow {
    grid-column: span 4;
  }
}