.page-home {
  --home-pad: 56px;
  --home-pad-lg: 84px;
}

/* ---------- 首屏海报 ---------- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  border-bottom: 1px solid var(--line);
}

.page-home .hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-home .hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.14;
  display: block;
}

.page-home .hero-inner {
  position: relative;
  z-index: 1;
  padding-top: 22px;
  padding-bottom: 56px;
}

.page-home .hero .breadcrumb {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.page-home .hero-grid {
  display: grid;
  gap: 28px;
  margin-top: 24px;
}

.page-home .hero-eyebrow {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-home .hero-copy h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(38px, 9vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--text);
  max-width: 13ch;
}

.page-home .hero-lead {
  margin: 22px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
  max-width: 46ch;
}

.page-home .hero-lead--sub {
  margin-top: 8px;
  color: var(--muted);
  font-size: 15px;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-home .hero-slash {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 72px;
  background: linear-gradient(180deg, rgba(47, 165, 160, 0) 0%, rgba(47, 165, 160, 0.09) 100%);
  clip-path: polygon(0 100%, 100% 34%, 100% 100%);
  pointer-events: none;
}

/* 右栏悬浮入口卡 */
.page-home .hero-card {
  position: relative;
  z-index: 1;
  box-shadow: 0 26px 60px -34px rgba(0, 0, 0, 0.85);
}

.page-home .hero-card-title {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--text);
}

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

.page-home .quick-item {
  position: relative;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 15px 14px 15px 16px;
  background: var(--deep);
  color: var(--text);
  text-decoration: none;
  transition: background-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-home .quick-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: var(--line);
  transition: background-color 0.2s var(--ease);
}

.page-home .quick-item[data-open="true"]::before {
  background: var(--gold);
}

.page-home .quick-item:hover,
.page-home .quick-item:focus-visible {
  background: var(--steel);
}

.page-home .quick-item:hover::before,
.page-home .quick-item:focus-visible::before {
  background: var(--gold-dim);
}

.page-home .quick-idx {
  font-size: 12px;
  color: var(--gold-dim);
  letter-spacing: 0.08em;
  padding-top: 3px;
}

.page-home .quick-text {
  display: block;
}

.page-home .quick-text strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
}

.page-home .quick-desc {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
  transition: color 0.2s var(--ease);
}

.page-home .quick-item:hover .quick-desc,
.page-home .quick-item:focus-visible .quick-desc {
  color: var(--text);
}

/* ---------- 通用章节 ---------- */
.page-home .section {
  padding-block: var(--home-pad);
}

.page-home .prose h2 {
  margin: 8px 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 5vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-home .prose p {
  color: var(--text);
}

.page-home .gold {
  color: var(--gold);
  font-weight: 600;
}

.page-home .section-lead {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
  max-width: 58ch;
}

.page-home .grid-7-5 {
  display: grid;
  gap: 32px;
}

.page-home .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 下载与版本 ---------- */
.page-home .dl-section {
  position: relative;
}

.page-home .spec-strip {
  list-style: none;
  margin: 26px 0;
  padding: 1px;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .spec-strip li {
  background: var(--ink);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.page-home .spec-strip .mono {
  color: var(--text);
  font-size: 15px;
  border-bottom: 1px solid var(--gold-dim);
  align-self: flex-start;
  padding-bottom: 2px;
}

.page-home .spec-strip span:last-child {
  color: var(--muted);
  font-size: 12.5px;
  letter-spacing: 0.05em;
}

/* ---------- 费用查阅 ---------- */
.page-home .fee-section {
  background: var(--deep);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .check-list {
  list-style: none;
  margin: 22px 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .check-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

.page-home .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 12px;
  height: 1px;
  background: var(--gold);
}

/* ---------- 换设备 ---------- */
.page-home .swap-grid {
  display: grid;
  gap: 28px;
}

/* ---------- 内容索引 ---------- */
.page-home .spec-list {
  margin-top: 30px;
  border-top: 1px solid var(--line);
}

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

.page-home .spec-item summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 4px;
  cursor: pointer;
  list-style: none;
}

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

.page-home .spec-idx {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-home .spec-name {
  flex: 1 1 auto;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  transition: color 0.18s var(--ease);
}

.page-home .spec-item summary:hover .spec-name,
.page-home .spec-item summary:focus-visible .spec-name {
  color: var(--gold);
}

.page-home .spec-mark {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
}

.page-home .spec-mark::before,
.page-home .spec-mark::after {
  content: "";
  position: absolute;
  background: var(--gold-dim);
  transition: transform 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-home .spec-mark::before {
  left: 0;
  top: 6.5px;
  width: 14px;
  height: 1px;
}

.page-home .spec-mark::after {
  left: 6.5px;
  top: 0;
  width: 1px;
  height: 14px;
}

.page-home .spec-item[open] .spec-mark::after {
  transform: scaleY(0);
}

.page-home .spec-item[open] .spec-mark::before {
  background: var(--gold);
}

.page-home .spec-body {
  padding: 0 4px 20px 38px;
}

.page-home .spec-body p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
  max-width: 62ch;
}

/* ---------- 公告 ---------- */
.page-home .notice-list {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.page-home .notice-item {
  background: var(--steel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-home .notice-item summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-home .notice-time {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--jade-light);
  border: 1px solid rgba(47, 165, 160, 0.55);
  padding: 2px 9px;
  border-radius: var(--radius);
}

.page-home .notice-title {
  flex: 1 1 auto;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

.page-home .notice-item summary::after {
  content: "＋";
  flex: none;
  font-size: 14px;
  color: var(--gold-dim);
}

.page-home .notice-item[open] summary::after {
  content: "－";
  color: var(--gold);
}

.page-home .notice-body {
  padding: 0 18px 18px;
}

.page-home .notice-body p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
  max-width: 66ch;
}

.page-home .notice-foot {
  margin: 20px 0 0;
  font-size: 14px;
  color: var(--muted);
}

/* ---------- 服务区域 ---------- */
.page-home .region-section {
  background: var(--deep);
  border-top: 1px solid var(--line);
}

.page-home .region-grid {
  display: grid;
  gap: 32px;
}

.page-home .region-stats {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .region-stats > div {
  background: var(--ink);
  padding: 18px;
}

.page-home .region-stats dt {
  margin: 0 0 8px;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-home .region-stats dd {
  margin: 0;
  font-size: 18px;
  color: var(--text);
}

.page-home .region-foot {
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  justify-content: space-between;
  align-items: center;
}

.page-home .region-foot p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  word-break: break-word;
}

.page-home .link-line {
  color: var(--gold);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid var(--gold-dim);
  padding-bottom: 2px;
  transition: border-color 0.18s var(--ease);
}

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

/* ---------- 桌面版 ---------- */
@media (min-width: 640px) {
  .page-home .spec-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home {
    --home-pad: var(--home-pad-lg);
  }

  .page-home .hero-inner {
    padding-top: 34px;
    padding-bottom: 84px;
  }

  .page-home .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: start;
    margin-top: 34px;
  }

  .page-home .hero-card {
    margin-top: 8px;
  }

  .page-home .grid-7-5 {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: center;
  }

  .page-home .fee-section .grid-7-5 {
    align-items: start;
  }

  .page-home .fee-figure {
    position: sticky;
    top: calc(var(--head-h) + 28px);
  }

  .page-home .swap-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 52px;
    align-items: center;
  }

  .page-home .region-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: start;
  }
}

@media (min-width: 1200px) {
  .page-home .hero-copy h1 {
    max-width: 12ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .quick-item,
  .page-home .quick-desc,
  .page-home .spec-name,
  .page-home .spec-mark::before,
  .page-home .spec-mark::after,
  .page-home .link-line {
    transition: none;
  }
}
<<<END>>>