.page-home {
  --home-maxw: 62ch;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  padding: 28px 0 52px;
  background: linear-gradient(178deg, var(--sand-light) 0%, var(--sand) 58%, var(--paper) 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-home .hero-index-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--xq-ink);
  text-transform: uppercase;
}

.page-home .hero-index-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-home .hero-index-list::-webkit-scrollbar {
  display: none;
}

.page-home .hero-index-item {
  flex: 0 0 auto;
}

.page-home .hero-index-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(251, 250, 247, 0.76);
  color: var(--ink);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-home .hero-index-link:hover {
  border-color: var(--xq);
  color: var(--xq-ink);
}

.page-home .hero-index-link[aria-current="true"] {
  background: var(--xq);
  border-color: var(--xq);
  color: var(--paper);
}

.page-home .hero-index-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0.82;
}

.page-home .hero-body {
  min-width: 0;
}

.page-home .hero-title {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(34px, 8.4vw, 56px);
  line-height: 1.14;
  letter-spacing: -0.012em;
  color: var(--ink);
}

.page-home .hero-lead {
  max-width: var(--home-maxw);
  margin: 18px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--slate);
}

.page-home .hero-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.page-home .hero-card {
  --lift: 0px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px 20px;
  background: var(--paper);
  border: 1px solid var(--xq-light);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  text-decoration: none;
  color: var(--ink);
  transform: translateY(var(--lift));
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .hero-card:hover {
  border-color: var(--xq);
  box-shadow: var(--shadow-2);
}

.page-home .hero-card-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--xq);
}

.page-home .hero-card-title {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-home .hero-card-desc {
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate);
}

.page-home .hero-card-go {
  margin-top: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--xq-ink);
}

.page-home .hero-card-go::after {
  content: " →";
  font-family: var(--font-mono);
}

.page-home .hero-visual {
  border: 1px solid var(--xq-light);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-2);
  overflow: hidden;
}

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

@media (min-width: 900px) {
  .page-home .home-hero {
    padding: 46px 0 74px;
  }

  .page-home .hero-grid {
    grid-template-columns: 78px minmax(0, 1fr) 290px;
    gap: 38px;
    align-items: start;
  }

  .page-home .hero-index {
    position: sticky;
    top: 108px;
    align-self: start;
  }

  .page-home .hero-index-label {
    margin-bottom: 14px;
  }

  .page-home .hero-index-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-home .hero-index-link {
    width: 100%;
    padding: 7px 0 7px 12px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    background: none;
    font-size: 13px;
  }

  .page-home .hero-index-link[aria-current="true"] {
    background: none;
    border-left-color: var(--xq);
    color: var(--xq-ink);
  }

  .page-home .hero-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 34px;
  }

  .page-home .hero-card:nth-child(2) {
    --lift: 14px;
  }

  .page-home .hero-card:nth-child(3) {
    --lift: 28px;
  }

  .page-home .hero-card:nth-child(2):hover {
    --lift: 12px;
  }

  .page-home .hero-card:nth-child(3):hover {
    --lift: 26px;
  }

  .page-home .hero-visual {
    margin-top: 6px;
  }
}

/* ---------- 通用章节 ---------- */
.page-home .home-section {
  padding: 54px 0;
}

.page-home .sec-head {
  max-width: 46em;
}

.page-home .sec-head h2 {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(25px, 4.4vw, 36px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -0.008em;
  color: var(--ink);
}

.page-home .sec-lead {
  margin: 15px 0 0;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--slate);
}

.page-home .text-link {
  color: var(--xq-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--xq-light);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-home .text-link:hover {
  border-bottom-color: var(--xq);
}

.page-home .mono {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--xq-ink);
}

/* ---------- 检索 ---------- */
.page-home .sec-search {
  background: var(--paper);
}

.page-home .search-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-home .search-copy h2 {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(25px, 4.4vw, 36px);
  font-weight: 700;
  line-height: 1.28;
  color: var(--ink);
}

.page-home .search-copy p {
  max-width: var(--home-maxw);
  margin: 16px 0 0;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--slate);
}

.page-home .search-sample {
  margin-top: 24px;
  max-width: var(--home-maxw);
  background: var(--sand-light);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-home .search-sample summary {
  padding: 13px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--xq-ink);
  cursor: pointer;
  list-style: none;
}

.page-home .search-sample summary::-webkit-details-marker {
  display: none;
}

.page-home .search-sample summary::before {
  content: "＋";
  margin-right: 8px;
  font-family: var(--font-mono);
  color: var(--grape);
}

.page-home .search-sample[open] summary::before {
  content: "－";
}

.page-home .search-sample[open] summary {
  border-bottom: 1px solid var(--line);
}

.page-home .search-sample ul {
  margin: 0;
  padding: 6px 16px 14px;
  list-style: none;
}

.page-home .search-sample li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 9px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate);
}

.page-home .search-sample li + li {
  border-top: 1px solid var(--line);
}

.page-home .search-actions {
  margin-top: 24px;
}

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

.page-home .search-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  background: var(--paper);
}

.page-home .search-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--slate);
}

@media (min-width: 900px) {
  .page-home .sec-search {
    padding: 72px 0;
  }

  .page-home .search-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: center;
  }

  .page-home .search-figure {
    margin-top: 30px;
  }
}

/* ---------- 案例归档 ---------- */
.page-home .sec-archive {
  background: var(--sand-light);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .archive-figure {
  margin: 30px 0 0;
}

.page-home .archive-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.page-home .archive-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--slate);
}

.page-home .dim-list {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .dim-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.page-home .dim-item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-home .dim-num {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--xq);
  line-height: 1.4;
}

.page-home .dim-body h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}

.page-home .dim-body p {
  max-width: 40em;
  margin: 8px 0 0;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--slate);
}

.page-home .archive-actions {
  margin: 28px 0 0;
}

@media (min-width: 900px) {
  .page-home .sec-archive {
    padding: 72px 0;
  }

  .page-home .dim-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 32px;
    margin-top: 36px;
  }

  .page-home .dim-item {
    grid-template-columns: minmax(0, 1fr);
    border-top: 2px solid var(--xq-light);
    border-bottom: 0;
    padding: 18px 0 6px;
  }

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

  .page-home .dim-num {
    font-size: 22px;
  }
}

/* ---------- 我的足迹 ---------- */
.page-home .sec-footprint {
  background: var(--paper);
}

.page-home .footprint-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-home .footprint-copy h2 {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(25px, 4.4vw, 36px);
  font-weight: 700;
  line-height: 1.28;
  color: var(--ink);
}

.page-home .footprint-copy p {
  max-width: 34em;
  margin: 16px 0 0;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--slate);
}

.page-home .footprint-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 22px;
  font-size: 15px;
}

.page-home .footprint-note {
  align-self: start;
}

.page-home .note-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--xq-ink);
}

.page-home .note-value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 46px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-home .note-value span {
  margin-left: 6px;
  font-size: 15px;
  font-weight: 500;
  color: var(--slate);
}

.page-home .note-text {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--slate);
}

@media (min-width: 900px) {
  .page-home .sec-footprint {
    padding: 72px 0;
  }

  .page-home .footprint-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
    align-items: start;
  }
}

/* ---------- 版本节奏 ---------- */
.page-home .sec-versions {
  background: var(--xq-deep);
  color: var(--paper);
}

.page-home .sec-head--dark h2 {
  color: var(--paper);
}

.page-home .sec-head--dark .sec-lead {
  color: rgba(251, 250, 247, 0.76);
}

.page-home .eyebrow--dark {
  color: var(--xq-light);
}

.page-home .version-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin-top: 32px;
}

.page-home .ver-item {
  border: 1px solid rgba(168, 211, 218, 0.34);
  border-radius: var(--radius);
  background: rgba(251, 250, 247, 0.05);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-home .ver-item:hover {
  border-color: var(--xq-light);
  background: rgba(251, 250, 247, 0.09);
}

.page-home .ver-item summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}

.page-home .ver-item summary::-webkit-details-marker {
  display: none;
}

.page-home .ver-item[open] summary {
  border-bottom: 1px solid rgba(168, 211, 218, 0.26);
}

.page-home .ver-tag {
  flex: 0 0 auto;
  padding: 2px 9px;
  border-radius: 999px;
  background: var(--xq-light);
  color: var(--xq-deep);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.page-home .ver-name {
  min-width: 0;
}

.page-home .ver-date {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: rgba(251, 250, 247, 0.62);
}

.page-home .ver-item p {
  margin: 0;
  padding: 15px 16px 18px;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(251, 250, 247, 0.78);
}

.page-home .version-foot {
  margin: 26px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(251, 250, 247, 0.76);
}

.page-home .text-link--dark {
  color: var(--xq-light);
  border-bottom-color: rgba(168, 211, 218, 0.5);
}

.page-home .text-link--dark:hover {
  border-bottom-color: var(--xq-light);
}

@media (min-width: 900px) {
  .page-home .sec-versions {
    padding: 76px 0;
  }

  .page-home .version-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

/* ---------- 新疆主场 ---------- */
.page-home .sec-region {
  padding: 54px 0 0;
  background: var(--sand-light);
}

.page-home .region-figure {
  margin: 30px 0 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

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

.page-home .region-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 30px 0 0;
  padding: 1px;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-home .region-stats li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 18px 16px 20px;
  background: var(--paper);
}

.page-home .stat-num {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-home .stat-unit {
  font-size: 13px;
  font-weight: 500;
  color: var(--xq-ink);
}

.page-home .stat-label {
  margin-top: 4px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--slate);
}

.page-home .region-foot {
  margin: 26px 0 0;
  padding-bottom: 54px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--slate);
}

@media (min-width: 900px) {
  .page-home .sec-region {
    padding-top: 76px;
  }

  .page-home .region-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-top: 40px;
  }

  .page-home .stat-num {
    font-size: 36px;
  }

  .page-home .region-foot {
    max-width: 46em;
    padding-bottom: 76px;
  }
}

/* ---------- 联系与帮助 ---------- */
.page-home .sec-contact {
  background: var(--xq);
  color: var(--paper);
}

.page-home .contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-home .contact-copy .eyebrow {
  color: rgba(251, 250, 247, 0.78);
}

.page-home .contact-copy h2 {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(25px, 4.4vw, 36px);
  font-weight: 700;
  line-height: 1.28;
  color: var(--paper);
}

.page-home .contact-copy p {
  max-width: 34em;
  margin: 16px 0 0;
  font-size: 16.5px;
  line-height: 1.85;
  color: rgba(251, 250, 247, 0.86);
}

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

.page-home .contact-side {
  padding: 22px 20px 24px;
  border: 1px solid rgba(251, 250, 247, 0.34);
  border-radius: var(--radius);
  background: rgba(20, 23, 26, 0.14);
}

.page-home .contact-side-title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-home .contact-steps {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .contact-steps li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(251, 250, 247, 0.86);
}

.page-home .contact-steps li + li {
  border-top: 1px solid rgba(251, 250, 247, 0.22);
}

.page-home .step-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--sand);
}

.page-home .contact-side-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(251, 250, 247, 0.22);
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(251, 250, 247, 0.72);
}

@media (min-width: 900px) {
  .page-home .sec-contact {
    padding: 76px 0;
  }

  .page-home .contact-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero-card,
  .page-home .ver-item,
  .page-home .hero-index-link,
  .page-home .text-link {
    transition: none;
  }

  .page-home .hero-card:hover {
    transform: none;
  }
}