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

/* ===== 通用小节头部 ===== */
.page-home .sec-head {
  max-width: 48ch;
  margin-bottom: clamp(22px, 3vw, 38px);
}

.page-home .sec-head .h2 {
  margin-top: 10px;
}

.page-home .sec-lead {
  margin-top: 14px;
  color: var(--silver);
  font-size: 16px;
  line-height: 1.75;
}

/* ===== 首屏 ===== */
.page-home .hero {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 6vw, 74px) 0 clamp(36px, 6vw, 78px);
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(110% 72% at 88% 4%, rgba(31, 111, 99, .32), transparent 62%),
    radial-gradient(76% 58% at 2% 98%, rgba(201, 162, 39, .14), transparent 66%),
    linear-gradient(180deg, var(--deep) 0%, var(--ink) 84%);
}

.page-home .hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), var(--jade), transparent);
  opacity: .55;
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-home .hero-copy .h1 {
  margin-top: 12px;
  max-width: 16ch;
}

.page-home .hero-copy .lead {
  margin-top: 18px;
  max-width: 38ch;
  color: var(--silver);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.page-home .hero-quick {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-home .hero-quick li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  background: rgba(14, 43, 38, .58);
  color: var(--chalk);
  font-size: 15px;
  text-decoration: none;
  transition: background .25s var(--ease), color .25s var(--ease);
}

.page-home .hero-quick li a:hover,
.page-home .hero-quick li a:focus-visible {
  background: rgba(31, 111, 99, .38);
  color: var(--gold-lit);
}

.page-home .hero-quick .num {
  color: var(--gold);
  font-size: 13px;
  letter-spacing: .08em;
}

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

.page-home .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 6 / 7;
  object-fit: cover;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 34px 100%, 0 calc(100% - 34px));
}

.page-home .hero-visual::before {
  content: "";
  position: absolute;
  top: 14%;
  bottom: 12%;
  left: -10px;
  width: 2px;
  background: linear-gradient(180deg, transparent, var(--gold), var(--jade), transparent);
  opacity: .6;
}

.page-home .hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(201, 162, 39, .10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 162, 39, .10) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: .55;
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 34px 100%, 0 calc(100% - 34px));
}

.page-home .hero-visual-tag {
  position: absolute;
  left: 0;
  bottom: 26px;
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-left: 2px solid var(--gold);
  background: linear-gradient(90deg, rgba(7, 11, 10, .95), rgba(14, 43, 38, .76));
  color: var(--chalk);
  font-size: 13px;
  letter-spacing: .03em;
}

.page-home .hero-visual-tag .num {
  color: var(--gold-lit);
  font-size: 15px;
}

/* ===== 三条路线（标签页） ===== */
.page-home .scene-tabs {
  margin-top: 6px;
}

.page-home .tab-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .tab-row .tab {
  padding: 11px 20px;
  border: 1px solid var(--line-soft);
  background: rgba(7, 11, 10, .55);
  color: var(--silver);
  font-family: var(--font-sans);
  font-size: 15px;
  letter-spacing: .04em;
  cursor: pointer;
  clip-path: polygon(12px 0, 100% 0, 100% 100%, 0 100%, 0 12px);
  transition: color .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
}

.page-home .tab-row .tab:hover,
.page-home .tab-row .tab:focus-visible {
  color: var(--gold-lit);
  border-color: var(--line);
}

.page-home .tab-row .tab[aria-selected="true"] {
  color: var(--ink);
  font-weight: 700;
  border-color: var(--gold);
  background: linear-gradient(180deg, var(--gold-lit), var(--gold));
}

.page-home .tabpanel {
  padding-top: clamp(20px, 3vw, 34px);
  outline-offset: 4px;
}

.page-home .tabpanel[hidden] {
  display: none;
}

.page-home .tabpanel + .tabpanel {
  margin-top: 8px;
}

.page-home .scene-panel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: start;
}

.page-home .scene-body {
  padding: clamp(22px, 3vw, 32px);
}

.page-home .scene-body .h3 {
  margin-bottom: 14px;
  color: var(--chalk);
}

.page-home .scene-body p {
  color: var(--silver);
  font-size: 16px;
  line-height: 1.78;
}

.page-home .scene-note {
  margin-top: 14px;
  padding-left: 14px;
  border-left: 2px solid var(--jade);
  font-size: 14px;
  color: var(--mist);
}

.page-home .scene-body .btn {
  margin-top: 22px;
}

.page-home .scene-side {
  padding: 22px 24px;
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--gold);
  background: rgba(11, 26, 23, .55);
}

.page-home .side-label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
}

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

.page-home .scene-points li {
  position: relative;
  padding-left: 18px;
  color: var(--chalk);
  font-size: 15px;
  line-height: 1.6;
}

.page-home .scene-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 2px;
  background: var(--gold);
}

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

.page-home .scene-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

/* ===== 最近核对速览 ===== */
.page-home .recent {
  background: linear-gradient(180deg, rgba(11, 26, 23, .72), rgba(7, 11, 10, .95));
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .recent-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
}

.page-home .recent-table {
  padding: 0;
  overflow: hidden;
}

.page-home .recent-table .table-wrap {
  overflow-x: auto;
}

.page-home .recent-table .table {
  width: 100%;
  min-width: 460px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-home .recent-table th,
.page-home .recent-table td {
  padding: 13px 16px;
  text-align: left;
  border-bottom: 1px solid var(--line-soft);
  white-space: nowrap;
}

.page-home .recent-table thead th {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--mist);
  background: rgba(11, 26, 23, .78);
}

.page-home .recent-table tbody th {
  color: var(--gold-lit);
  font-weight: 700;
}

.page-home .recent-table tbody td {
  color: var(--silver);
}

.page-home .recent-table tbody tr {
  transition: background .2s var(--ease);
}

.page-home .recent-table tbody tr:hover {
  background: rgba(31, 111, 99, .24);
}

.page-home .recent-table tbody tr:last-child th,
.page-home .recent-table tbody tr:last-child td {
  border-bottom: none;
}

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

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

.page-home .recent-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  border: 1px solid var(--line-soft);
}

.page-home .recent-notes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-home .recent-notes li {
  padding: 15px 18px;
  background: rgba(7, 11, 10, .78);
  color: var(--silver);
  font-size: 15px;
  line-height: 1.7;
}

.page-home .recent-notes strong {
  display: block;
  margin-bottom: 4px;
  color: var(--gold-lit);
  font-size: 13px;
  letter-spacing: .08em;
}

/* ===== 历史翻查双轴 ===== */
.page-home .index-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: stretch;
}

.page-home .axis-board {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--gold);
  background: var(--panel-bg);
}

.page-home .axis-block + .axis-block {
  margin-top: 24px;
}

.page-home .axis-label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-home .axis-years,
.page-home .axis-species {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-home .axis-years span,
.page-home .axis-species span {
  padding: 6px 10px;
  border: 1px solid var(--line-soft);
  background: rgba(7, 11, 10, .62);
  color: var(--silver);
  font-size: 13px;
}

.page-home .axis-years span {
  font-family: var(--font-num);
  letter-spacing: .04em;
}

.page-home .axis-species span:nth-child(4n + 1) {
  border-color: rgba(201, 162, 39, .38);
  color: var(--gold-lit);
}

.page-home .axis-foot {
  margin: 24px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  color: var(--mist);
  font-size: 14px;
  line-height: 1.7;
}

.page-home .index-figure {
  margin: 0;
  display: flex;
  flex-direction: column;
}

.page-home .index-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  border: 1px solid var(--line-soft);
}

.page-home .index-figure figcaption {
  margin-top: 12px;
  color: var(--mist);
  font-size: 13px;
  line-height: 1.6;
}

/* ===== 老用户常走路线 ===== */
.page-home .route-map {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-home .route-node {
  position: relative;
  padding: 24px 22px;
  border: 1px solid var(--line-soft);
  background: rgba(14, 43, 38, .42);
  transition: background .28s var(--ease), border-color .28s var(--ease);
}

.page-home .route-node:hover {
  background: rgba(22, 69, 60, .58);
  border-color: var(--line);
}

.page-home .route-index {
  display: block;
  color: var(--gold);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: .06em;
}

.page-home .route-node .h4 {
  margin: 12px 0 8px;
  color: var(--chalk);
}

.page-home .route-node p {
  margin: 0;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.7;
}

.page-home .route-link {
  display: inline-block;
  margin-top: 16px;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--gold);
  color: var(--gold-lit);
  font-size: 14px;
  text-decoration: none;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-home .route-link:hover,
.page-home .route-link:focus-visible {
  color: var(--chalk);
  border-color: var(--chalk);
}

/* ===== 服务信息 ===== */
.page-home .service-band {
  border-top: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(14, 43, 38, .62), rgba(7, 11, 10, .96));
}

.page-home .service-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

.page-home .service-copy .h2 {
  margin-top: 10px;
}

.page-home .service-copy p {
  margin-top: 14px;
  max-width: 44ch;
  color: var(--silver);
  font-size: 16px;
  line-height: 1.78;
}

.page-home .service-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-home .service-facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  border: 1px solid var(--line-soft);
  background: var(--line-soft);
}

.page-home .service-facts > div {
  padding: 18px 20px;
  background: rgba(7, 11, 10, .8);
}

.page-home .service-facts dt {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-home .service-facts dd {
  margin: 8px 0 0;
  font-family: var(--font-num);
  font-size: 22px;
  font-weight: 700;
  color: var(--gold-lit);
}

.page-home .service-facts .service-text {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  color: var(--chalk);
  word-break: break-all;
}

/* ===== 响应式 ===== */
@media (min-width: 620px) {
  .page-home .service-facts {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-home .scene-panel-grid,
  .page-home .scene-panel-grid--media {
    grid-template-columns: 7fr 5fr;
  }

  .page-home .recent-grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-home .index-grid {
    grid-template-columns: 5fr 7fr;
  }

  .page-home .service-grid {
    grid-template-columns: 5fr 7fr;
  }
}

@media (min-width: 980px) {
  .page-home .hero-grid {
    grid-template-columns: 5fr 7fr;
  }
}

@media (min-width: 780px) {
  .page-home .route-map {
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
  }

  .page-home .route-node {
    border-right: none;
  }

  .page-home .route-node:last-child {
    border-right: 1px solid var(--line-soft);
  }
}

@media (max-width: 560px) {
  .page-home .hero-visual::before {
    display: none;
  }

  .page-home .recent-table th,
  .page-home .recent-table td {
    padding: 11px 12px;
    font-size: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero-quick li a,
  .page-home .tab-row .tab,
  .page-home .recent-table tbody tr,
  .page-home .route-node,
  .page-home .route-link {
    transition: none;
  }
}
</main>