.page-home {
  background: var(--paper);
  color: var(--type-ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

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

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(24px, 5vw, 56px) 0 clamp(32px, 6vw, 84px);
  background:
    radial-gradient(120% 90% at 92% -10%, rgba(49, 224, 208, 0.18), transparent 58%),
    radial-gradient(90% 80% at -10% 110%, rgba(231, 183, 92, 0.14), transparent 62%),
    var(--ink);
  color: var(--paper);
  border-bottom-left-radius: var(--r-xl);
  border-bottom-right-radius: var(--r-xl);
}

.page-home .home-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 52px);
}

.page-home .home-hero__crumb {
  margin-bottom: clamp(14px, 2vw, 22px);
  font-size: 0.8125rem;
  color: var(--mist);
}

.page-home .eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-home .eyebrow--gold {
  color: var(--gold);
}

.page-home .eyebrow__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 20px;
  padding: 0 6px;
  border: 1px solid currentColor;
  border-radius: var(--pill);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
}

.page-home .home-hero__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 9vw, 5.4rem);
  line-height: 0.95;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-home .home-hero__lede {
  margin: 0 0 clamp(20px, 3vw, 30px);
  max-width: 34em;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.7;
  color: var(--mist);
}

.page-home .start-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-home .start-link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: 12px;
  padding: 15px 6px;
  border-bottom: 1px solid var(--hair);
  color: inherit;
  text-decoration: none;
  transition: background-color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-home .start-link:hover,
.page-home .start-link:focus-visible {
  background: rgba(49, 224, 208, 0.07);
  border-bottom-color: var(--hair-strong);
  outline: none;
}

.page-home .start-no {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--gold);
  padding-top: 3px;
}

.page-home .start-body {
  display: grid;
  gap: 4px;
}

.page-home .start-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .start-note {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--mist);
}

.page-home .start-arrow {
  color: var(--cyan);
  font-size: 1rem;
  padding-top: 2px;
  transition: transform 0.18s var(--ease);
}

.page-home .start-link:hover .start-arrow {
  transform: translateX(3px);
}

.page-home .hero-plate {
  margin-top: clamp(20px, 3vw, 30px);
  border: 1px solid rgba(231, 183, 92, 0.4);
  border-radius: var(--r-l);
  overflow: hidden;
  background: linear-gradient(160deg, rgba(14, 42, 61, 0.96), rgba(7, 26, 43, 0.98));
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-home .hero-plate:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-home .hero-plate__media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .hero-plate__body {
  display: grid;
  gap: 8px;
  padding: 16px 18px 20px;
}

.page-home .hero-plate__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .hero-plate__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--mist);
}

.page-home .hero-plate__link {
  justify-self: start;
  color: var(--gold);
  font-weight: 600;
  text-decoration: none;
}

/* 时间轴 */
.page-home .timeline-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 14px;
  margin-bottom: 10px;
}

.page-home .timeline-head__label {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.14em;
  color: var(--paper);
}

.page-home .timeline-head__note {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-home .timeline-frame {
  position: relative;
  overflow: hidden;
  padding: 18px 16px 22px;
  border: 1px solid var(--hair);
  border-radius: var(--r-l);
  background: var(--ink-2);
}

.page-home .timeline-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.26;
  z-index: 0;
}

.page-home .timeline-list {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-home .timeline-node {
  position: relative;
  padding: 14px 0 14px 26px;
  border-left: 1px solid var(--hair);
}

.page-home .timeline-node:last-child {
  border-left-color: transparent;
}

.page-home .timeline-node__dot {
  position: absolute;
  left: -5px;
  top: 20px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(49, 224, 208, 0.14);
}

.page-home .timeline-node:first-child .timeline-node__dot {
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(231, 183, 92, 0.16);
}

.page-home .timeline-node__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-home .timeline-node__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .timeline-node__more {
  margin: 0;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--mist);
  transition: max-height 0.2s var(--ease), opacity 0.2s var(--ease), margin-top 0.2s var(--ease);
}

.page-home .timeline-node:hover .timeline-node__more,
.page-home .timeline-node:focus-within .timeline-node__more {
  max-height: 9rem;
  opacity: 1;
  margin-top: 8px;
}

/* ---------- 专栏展签 ---------- */
.page-home .column-band {
  padding: clamp(40px, 7vw, 96px) 0;
  background: var(--paper);
}

.page-home .column-band__grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
}

.page-home .column-band__media img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--r-xl);
  border: 1px solid var(--paper-line);
}

.page-home .column-band__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--type-ink);
}

.page-home .column-band__lede {
  margin: 0 0 clamp(18px, 3vw, 26px);
  max-width: 32em;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--type-ink);
}

.page-home .subplates {
  display: grid;
  gap: 12px;
}

.page-home .subplate {
  padding: 18px 18px 16px;
  border: 1px solid var(--paper-line);
  border-radius: var(--r-l);
  background: rgba(255, 255, 255, 0.55);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-home .subplate:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-home .subplate__no {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-home .subplate__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.02em;
  color: var(--type-ink);
}

.page-home .subplate__text {
  margin: 0 0 10px;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--type-ink);
}

.page-home .subplate__use {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--paper-line);
  font-size: 0.8125rem;
  line-height: 1.5;
  color: #4a5a66;
}

.page-home .column-band__cta {
  justify-self: start;
  margin-top: clamp(18px, 3vw, 26px);
}

/* ---------- 三条主线 ---------- */
.page-home .tri-band {
  padding: clamp(40px, 7vw, 92px) 0;
  background:
    linear-gradient(180deg, rgba(14, 42, 61, 0.96), rgba(7, 26, 43, 1));
  color: var(--paper);
}

.page-home .tri-band__head {
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-home .tri-band__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  line-height: 1.1;
  color: var(--paper);
}

.page-home .tri-band__figure {
  margin: 0 0 clamp(20px, 4vw, 34px);
}

.page-home .tri-band__figure img {
  width: 100%;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  border-radius: var(--r-xl);
  border: 1px solid var(--hair);
}

.page-home .tri-band__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-home .tri-list {
  display: grid;
  gap: 14px;
}

.page-home .tri-item {
  display: grid;
  gap: 14px;
  padding: 20px 18px 18px;
  border: 1px solid var(--hair);
  border-left: 3px solid var(--gold);
  border-radius: var(--r-l);
  background: rgba(14, 42, 61, 0.72);
  transition: border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-home .tri-item--alt {
  border-left-color: var(--cyan);
}

.page-home .tri-item:hover {
  border-color: var(--hair-strong);
  background: rgba(14, 42, 61, 0.95);
}

.page-home .tri-item__no {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-home .tri-item__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-home .tri-item__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .tri-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .tri-item__tags .chip {
  font-size: 0.75rem;
  color: var(--mist);
  border-color: var(--hair);
  background: transparent;
}

.page-home .tri-item__link {
  justify-self: start;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
}

/* ---------- 更新状态 ---------- */
.page-home .update-strip {
  padding: clamp(38px, 6vw, 88px) 0 clamp(44px, 7vw, 100px);
  background: var(--paper);
}

.page-home .update-strip__grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-home .update-strip__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  line-height: 1.12;
  color: var(--type-ink);
}

.page-home .update-strip__text {
  margin: 0 0 20px;
  max-width: 36em;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--type-ink);
}

.page-home .update-strip__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .update-strip__links .btn {
  text-decoration: none;
  font-size: 0.9375rem;
}

.page-home .stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
}

.page-home .stat {
  padding: 16px 14px 14px;
  border: 1px solid var(--paper-line);
  border-radius: var(--r-m);
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.75), rgba(244, 239, 228, 0.4));
}

.page-home .stat__label {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: #4a5a66;
}

.page-home .stat__num {
  display: block;
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 6vw, 2.6rem);
  line-height: 1;
  color: var(--ink);
}

.page-home .stat__unit {
  margin: 6px 0 0;
  font-size: 0.75rem;
  color: #4a5a66;
}

.page-home .update-strip__note {
  margin: 0;
  padding-top: 16px;
  border-top: 1px dashed var(--paper-line);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--type-ink);
}

.page-home .update-strip__note .link-underline {
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-home .stat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-home .tri-item {
    grid-template-columns: 1fr auto;
    align-items: end;
    column-gap: 20px;
  }

  .page-home .tri-item__main {
    grid-column: 1 / -1;
  }

  .page-home .tri-item__tags {
    grid-column: 1;
  }

  .page-home .tri-item__link {
    grid-column: 2;
    grid-row: 2;
    align-self: center;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-home .home-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

  .page-home .column-band__grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-home .column-band__media {
    position: sticky;
    top: 24px;
  }

  .page-home .update-strip__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

  .page-home .update-strip__lead {
    grid-column: 1;
  }

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

  .page-home .update-strip__note {
    grid-column: 1 / -1;
  }

  .page-home .tri-item {
    padding: 26px 28px 24px;
    clip-path: polygon(0 0, 100% 0, calc(100% - 26px) 100%, 0 100%);
  }

  .page-home .tri-item--alt {
    clip-path: polygon(26px 0, 100% 0, 100% 100%, 0 100%);
    padding-left: 46px;
  }

  .page-home .timeline-node__more {
    max-height: 0;
  }
}
<<<END>>>