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

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(16px, 3vw, 26px) 0 clamp(40px, 6vw, 74px);
  background: var(--feather);
}

.page-home .hero-shape {
  position: absolute;
  top: -70px;
  right: -22%;
  z-index: -1;
  width: 112%;
  height: 340px;
  background: linear-gradient(152deg, var(--sky-soft) 0%, var(--sky) 78%);
  clip-path: polygon(26% 0, 100% 0, 100% 100%, 0 84%);
  opacity: 0.82;
}

.page-home .hero-inner {
  position: relative;
}

.page-home .breadcrumb {
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--deep);
}

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

.page-home .breadcrumb-item {
  color: var(--ink-soft);
}

.page-home .breadcrumb-item[aria-current="page"] {
  color: var(--deep);
  font-weight: 600;
}

/* 检索条 */
.page-home .search-bar {
  display: grid;
  gap: 12px;
  padding: 12px;
  background: var(--feather-2);
  border: 1px solid var(--line-strong-color);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-2);
}

.page-home .search-top {
  display: grid;
  gap: 6px;
}

.page-home .search-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--sky-deep);
}

.page-home .search-field {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  padding: 11px 12px;
  background: var(--feather);
  border: 1px solid var(--line-color);
  border-radius: var(--radius-s);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.page-home .search-field:focus-within {
  border-color: var(--sky);
  box-shadow: 0 0 0 3px rgba(61, 143, 214, 0.18);
}

.page-home .search-icon {
  flex: none;
  color: var(--sky-deep);
}

.page-home .search-field input {
  flex: 1 1 auto;
  min-width: 0;
  width: 100%;
  border: 0;
  background: transparent;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  outline: none;
}

.page-home .search-field input::placeholder {
  color: var(--ink-soft);
  opacity: 0.7;
}

.page-home .search-key {
  flex: none;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--sky-soft);
  color: var(--deep);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

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

.page-home .jump-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 6px 14px;
  border: 1px solid var(--line-color);
  border-radius: 999px;
  background: var(--feather-2);
  color: var(--deep);
  text-decoration: none;
  font-size: 0.94rem;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.page-home .jump-link:hover,
.page-home .jump-link:focus-visible {
  transform: translateY(-2px);
  border-color: var(--sky);
  box-shadow: var(--shadow-1);
}

.page-home .jump-index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--sky-deep);
}

/* 首屏双栏 */
.page-home .hero-grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  align-items: center;
  margin-top: clamp(24px, 4vw, 40px);
}

.page-home .hero-copy h1 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.85rem, 5.4vw, 3.3rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--deep);
}

.page-home .hero-copy .lead {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-home .hero-art {
  margin: 0;
}

.page-home .hero-art img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-color);
  border-radius: var(--radius-l);
  background: var(--sky-soft);
  box-shadow: var(--shadow-2);
  object-fit: cover;
}

/* ---------- 栏目直达 ---------- */
.page-home .lanes {
  padding: clamp(38px, 6vw, 76px) 0;
  background-color: var(--feather-2);
  background-image:
    linear-gradient(90deg, rgba(17, 58, 90, 0.05) 1px, transparent 1px),
    linear-gradient(rgba(17, 58, 90, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
}

.page-home .lanes-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}

.page-home .lanes-figure {
  margin: 0;
}

.page-home .lanes-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-color);
  border-radius: var(--radius-l);
  background: var(--feather);
  box-shadow: var(--shadow-1);
  object-fit: cover;
}

.page-home .lanes-copy h2 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--deep);
}

.page-home .lanes-copy .lead {
  margin: 12px 0 0;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-home .lanes-list {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .lane-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-color);
}

.page-home .lane-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-home .lane-index {
  padding-top: 4px;
  font-size: 0.8rem;
  color: var(--gold);
  letter-spacing: 0.06em;
}

.page-home .lane-title {
  display: inline-block;
  color: var(--deep);
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.18s ease, color 0.18s ease;
}

.page-home .lane-title:hover,
.page-home .lane-title:focus-visible {
  color: var(--sky-deep);
  border-bottom-color: var(--sky);
}

.page-home .lane-desc {
  margin: 6px 0 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 注册条 ---------- */
.page-home .reg-band {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 4.5vw, 46px) 0;
  background: var(--pine);
  color: var(--feather);
}

.page-home .reg-inner {
  position: relative;
  display: grid;
  gap: 18px;
  align-items: center;
}

.page-home .reg-wing {
  position: absolute;
  top: -10px;
  right: -30px;
  width: 180px;
  height: 120px;
  background: linear-gradient(140deg, rgba(223, 122, 60, 0.55), rgba(213, 162, 62, 0.15));
  clip-path: polygon(0 62%, 58% 0, 100% 24%, 46% 100%);
  opacity: 0.5;
  pointer-events: none;
}

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

.page-home .reg-text h2 {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 3.2vw, 1.9rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--feather);
}

.page-home .reg-text p {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 0.96rem;
  line-height: 1.8;
  color: rgba(248, 245, 236, 0.86);
}

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

/* ---------- 公告与导出 ---------- */
.page-home .board {
  padding: clamp(40px, 6vw, 78px) 0;
  background: var(--feather);
}

.page-home .board-head {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-home .board-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  font-weight: 800;
  line-height: 1.26;
  color: var(--deep);
  max-width: 30ch;
}

.page-home .board-grid {
  display: grid;
  gap: 20px;
}

.page-home .timeline-board {
  padding: clamp(18px, 3vw, 28px);
  background: var(--feather-2);
  border: 1px solid var(--line-color);
  border-left: 4px solid var(--sky);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-1);
}

.page-home .board-heading h3,
.page-home .export-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.15rem, 2.4vw, 1.4rem);
  font-weight: 800;
  color: var(--deep);
}

.page-home .board-heading p {
  margin: 8px 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-home .timeline-figure {
  margin: 16px 0 0;
}

.page-home .timeline-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-color);
  border-radius: var(--radius-s);
  background: var(--sky-soft);
  object-fit: cover;
}

.page-home .timeline-list {
  position: relative;
  margin: 20px 0 0;
  padding: 0 0 0 24px;
  list-style: none;
}

.page-home .timeline-list::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--line-strong-color);
}

.page-home .timeline-item {
  position: relative;
  padding-bottom: 18px;
}

.page-home .timeline-item:last-child {
  padding-bottom: 0;
}

.page-home .timeline-item::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-soft);
}

.page-home .timeline-item--now::before {
  background: var(--poplar);
  box-shadow: 0 0 0 4px rgba(223, 122, 60, 0.22);
}

.page-home .timeline-month {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 0.82rem;
  color: var(--sky-deep);
  letter-spacing: 0.06em;
}

.page-home .timeline-title {
  margin: 6px 0 0;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--deep);
}

.page-home .timeline-desc {
  margin: 5px 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-home .timeline-board .btn {
  margin-top: 20px;
}

/* 导出卡片 */
.page-home .export-card {
  padding: clamp(18px, 3vw, 26px);
  background: var(--feather-2);
  border: 1px solid var(--line-strong-color);
  border-top: 4px solid var(--gold);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-2);
}

.page-home .export-figure {
  margin: 14px 0 0;
}

.page-home .export-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-color);
  border-radius: var(--radius-s);
  background: var(--feather);
  object-fit: cover;
}

.page-home .export-lead {
  margin: 14px 0 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-home .export-fields {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line-color);
  border-radius: var(--radius-s);
  overflow: hidden;
  background: var(--mist);
}

.page-home .field-row {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 10px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--line-color);
  background: var(--feather-2);
  font-size: 0.88rem;
}

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

.page-home .field-key {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--deep);
  letter-spacing: 0.04em;
}

.page-home .field-val {
  color: var(--ink-soft);
}

.page-home .export-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.page-home .export-note {
  margin: 14px 0 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-home .export-card .btn {
  margin-top: 16px;
  width: 100%;
  justify-content: center;
}

/* ---------- 场景 ---------- */
.page-home .scenes {
  padding: clamp(40px, 6vw, 76px) 0;
  background: linear-gradient(180deg, var(--feather) 0%, var(--sky-soft) 100%);
}

.page-home .scenes .section-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  font-weight: 800;
  line-height: 1.26;
  color: var(--deep);
}

.page-home .scenes .section-head .lead {
  margin: 10px 0 0;
  font-size: 0.96rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-home .scene-list {
  display: grid;
  gap: 14px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .scene-item {
  padding: 18px;
  background: var(--feather-2);
  border: 1px solid var(--line-color);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-1);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-home .scene-item:hover {
  transform: translateY(-3px);
  border-color: var(--sky);
}

.page-home .scene-num {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--sky-soft);
  color: var(--deep);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

.page-home .scene-title {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--deep);
}

.page-home .scene-desc {
  margin: 8px 0 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-home .scene-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.88rem;
  color: var(--sky-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--sky-soft);
  transition: border-color 0.18s ease;
}

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

/* ---------- 信任条 ---------- */
.page-home .trust-bar {
  padding: clamp(34px, 5.5vw, 64px) 0;
  background: var(--deep);
  color: var(--feather);
}

.page-home .trust-bar h2 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.45rem, 3.2vw, 2rem);
  font-weight: 800;
  line-height: 1.28;
  color: var(--feather);
}

.page-home .trust-list {
  display: grid;
  gap: 14px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .trust-item {
  padding-top: 12px;
  border-top: 1px solid rgba(248, 245, 236, 0.22);
}

.page-home .trust-key {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-home .trust-val {
  display: block;
  margin-top: 6px;
  font-size: 0.96rem;
  line-height: 1.7;
  color: var(--feather);
  word-break: break-word;
}

.page-home .trust-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .btn--on-dark {
  color: var(--feather);
  border-color: rgba(248, 245, 236, 0.4);
}

.page-home .btn--on-dark:hover {
  border-color: var(--gold);
  color: var(--gold-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .search-bar {
    grid-template-columns: minmax(0, 1fr);
    padding: 14px 16px;
  }

  .page-home .search-top {
    gap: 8px;
  }

  .page-home .search-field {
    padding: 13px 16px;
  }

  .page-home .reg-inner {
    grid-template-columns: 1fr auto;
    gap: 24px;
  }

  .page-home .reg-inner .btn {
    justify-self: end;
  }

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

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

@media (min-width: 900px) {
  .page-home .hero-shape {
    width: 66%;
    height: 440px;
    right: -8%;
  }

  .page-home .hero-grid {
    grid-template-columns: 1.06fr 0.94fr;
  }

  .page-home .lanes-grid {
    grid-template-columns: 0.92fr 1.08fr;
  }

  .page-home .board-grid {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
  }

  .page-home .export-card {
    position: sticky;
    top: 84px;
  }

  .page-home .timeline-figure img {
    max-height: 290px;
  }
}

@media (min-width: 1080px) {
  .page-home .scene-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-home .jump-link,
  .page-home .scene-item,
  .page-home .lane-title,
  .page-home .scene-link,
  .page-home .search-field {
    transition: none;
  }

  .page-home .jump-link:hover,
  .page-home .scene-item:hover {
    transform: none;
  }
}
<<<END>>>