.page-home {
  --home-band: rgba(95, 242, 214, 0.13);
  --home-rule: 2px solid var(--line);
  background: var(--ink);
  color: var(--cream);
  font-family: var(--font-body);
  overflow-x: clip;
  padding-bottom: 78px;
}

.page-home .eyebrow {
  color: var(--cyan);
  letter-spacing: 0.08em;
}

.page-home .sec-title {
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.6vw, 2.5rem);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--white);
  margin: 10px 0 12px;
  text-wrap: balance;
}

.page-home .btn {
  text-decoration: none;
  display: inline-block;
}

/* ============ 首屏框景 ============ */
.page-home .home-hero {
  padding: clamp(14px, 3vw, 30px) var(--gutter) 0;
}

.page-home .hero-frame {
  display: grid;
  grid-template-columns: 1fr;
  border: var(--home-rule);
  box-shadow: var(--shadow-brut);
  background: var(--district);
  overflow: hidden;
}

.page-home .hero-rail {
  position: relative;
  display: grid;
  gap: 14px;
  padding: 18px 16px 18px 24px;
  border-bottom: var(--home-rule);
  background: var(--panel-soft);
}

.page-home .hero-rail::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 8px;
  background: repeating-linear-gradient(
    to bottom,
    var(--cyan) 0 2px,
    transparent 2px 13px
  );
  opacity: 0.55;
}

.page-home .rail-eyebrow {
  margin: 0;
  font-size: 11px;
}

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

.page-home .rail-index li {
  flex: none;
}

.page-home .rail-index a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 11px;
  border: 1px solid var(--line-faint);
  color: var(--cream-70);
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
  transition: color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease);
}

.page-home .rail-index a .mono {
  color: var(--orange);
  font-size: 11px;
}

.page-home .rail-index a:hover,
.page-home .rail-index a:focus-visible {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-home .rail-index a:hover .mono,
.page-home .rail-index a:focus-visible .mono {
  color: var(--ink-deep);
}

.page-home .rail-plate {
  margin: 0;
  border: 1px solid var(--line-faint);
  aspect-ratio: 5 / 2;
  overflow: hidden;
}

.page-home .rail-plate img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-home .hero-main {
  padding: clamp(22px, 4vw, 46px) clamp(18px, 3.5vw, 42px) clamp(24px, 4vw, 40px);
  background-image: radial-gradient(circle at 92% -6%, var(--home-band), transparent 48%);
}

.page-home .hero-tag {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  padding-top: 10px;
  border-top: 2px solid var(--orange);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--cream-52);
}

.page-home .hero-tag .mono {
  color: var(--orange);
  letter-spacing: 0.04em;
}

.page-home .hero-main h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 7.4vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--white);
  text-wrap: balance;
}

.page-home .hero-main .lede {
  margin-top: 18px;
  color: var(--cream-70);
  max-width: 34em;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 26px;
}

.page-home .hero-media {
  position: relative;
  margin: 0;
  border: var(--home-rule);
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--ink-deep);
}

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

.page-home .hero-media figcaption {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 8px 12px;
  background: var(--ink-deep);
  border-top: 1px solid var(--line-soft);
  border-right: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--cream-52);
}

.page-home .hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 24px;
  background: var(--line-faint);
  border: 1px solid var(--line-faint);
}

.page-home .hero-stats > div {
  background: var(--ink);
  padding: 12px 10px;
}

.page-home .stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3.4vw, 1.75rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--cyan);
}

.page-home .stat-label {
  display: block;
  margin-top: 4px;
  font-size: 11px;
  line-height: 1.5;
  color: var(--cream-52);
}

/* ============ 三步进目录 ============ */
.page-home .home-route {
  padding-inline: var(--gutter);
}

.page-home .route-intro {
  max-width: 42em;
  color: var(--cream-70);
  margin: 0;
}

.page-home .route-steps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .step {
  position: relative;
  padding: 22px 20px 24px;
  background: var(--panel);
  border: var(--home-rule);
  box-shadow: var(--shadow-brut-sm);
  transition: border-color var(--t-fast) var(--ease), transform var(--t-mid) var(--ease);
}

.page-home .step:hover {
  border-color: var(--cyan);
}

.page-home .step-num {
  display: inline-block;
  padding-bottom: 3px;
  border-bottom: 2px solid var(--orange);
  color: var(--orange);
  font-size: 1.05rem;
  letter-spacing: 0.1em;
}

.page-home .step h3 {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-size: 1.28rem;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-home .step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--cream-70);
}

.page-home .route-band {
  position: relative;
  margin: 30px 0 0;
  border: var(--home-rule);
  aspect-ratio: 21 / 9;
  overflow: hidden;
  background: var(--ink-deep);
}

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

.page-home .route-band figcaption {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 8px 12px;
  background: var(--ink-deep);
  border-top: 1px solid var(--line-soft);
  border-right: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cream-52);
}

.page-home .route-detail {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.page-home .disclosure-group {
  display: grid;
  gap: 10px;
}

.page-home .disclosure {
  border: 1px solid var(--line-soft);
  background: var(--panel-soft);
}

.page-home .disclosure h3 {
  margin: 0;
}

.page-home .disclosure-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  background: none;
  border: 0;
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  transition: color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-home .disclosure-trigger::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--cyan);
}

.page-home .disclosure-trigger[aria-expanded="true"]::after {
  content: "–";
}

.page-home .disclosure-trigger:hover {
  color: var(--cyan);
  background: rgba(95, 242, 214, 0.06);
}

.page-home .disclosure-trigger:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-home .disclosure-panel {
  padding: 0 16px 16px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--cream-70);
  border-top: 1px dashed var(--line-faint);
  padding-top: 12px;
}

.page-home .disclosure-panel p {
  margin: 0;
}

.page-home .route-aside {
  padding: 20px;
  border: var(--home-rule);
  border-left: 6px solid var(--orange);
  background: var(--district);
}

.page-home .aside-title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mauve);
}

.page-home .aside-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-faint);
  border: 1px solid var(--line-faint);
}

.page-home .aside-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  background: var(--ink);
  font-size: 14px;
}

.page-home .aside-list strong {
  font-weight: 500;
  color: var(--cream-70);
}

.page-home .aside-list span {
  font-family: var(--font-mono);
  color: var(--cyan);
}

/* ============ 版本与批次 ============ */
.page-home .home-cadence {
  padding-inline: var(--gutter);
}

.page-home .cadence-grid {
  display: grid;
  gap: 22px;
  align-items: start;
}

.page-home .cadence-copy > p {
  max-width: 40em;
  color: var(--cream-70);
}

.page-home .cadence-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .cadence-list li {
  position: relative;
  padding-left: 16px;
  border-left: 2px solid var(--line-soft);
  margin-left: 4px;
}

.page-home .cadence-list li::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--cyan);
}

.page-home .cadence-list strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--orange);
  margin-bottom: 4px;
}

.page-home .cadence-list span {
  display: block;
  font-size: 15px;
  line-height: 1.75;
  color: var(--cream-70);
}

.page-home .cadence-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-home .cadence-plate {
  padding: 24px 22px;
  background: var(--district);
  border: var(--home-rule);
  box-shadow: var(--shadow-brut);
  background-image: linear-gradient(158deg, rgba(142, 130, 168, 0.16), transparent 62%);
}

.page-home .version-stamp {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 11vw, 4.4rem);
  line-height: 0.85;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-home .version-meta {
  margin: 10px 0 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-home .version-note {
  margin: 14px 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--cream-52);
}

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

.page-home .version-track li {
  padding: 9px 12px;
  background: var(--ink);
  font-size: 13px;
  color: var(--cream-52);
}

.page-home .version-track .mono {
  color: var(--mauve);
  margin-right: 8px;
}

.page-home .version-track .is-current {
  background: var(--panel);
  color: var(--white);
}

.page-home .version-track .is-current .mono {
  color: var(--cyan);
}

/* ============ 帮助与人工 ============ */
.page-home .home-help {
  padding-inline: var(--gutter);
}

.page-home .help-grid {
  display: grid;
  gap: 22px;
  align-items: start;
}

.page-home .help-intro {
  max-width: 42em;
  color: var(--cream-70);
  margin: 0 0 18px;
}

.page-home .help-aside {
  display: grid;
  gap: 14px;
}

.page-home .help-card {
  padding: 20px;
  background: var(--panel-soft);
  border: 1px solid var(--line-soft);
}

.page-home .help-card--accent {
  background: var(--district);
  border: var(--home-rule);
  border-left: 6px solid var(--orange);
}

.page-home .help-card p {
  color: var(--cream-70);
  font-size: 15px;
  line-height: 1.75;
  margin: 0 0 16px;
}

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

.page-home .help-card-list li {
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-faint);
}

.page-home .help-card-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-home .help-card-list a {
  display: inline-block;
  color: var(--cyan);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  border-bottom: 2px solid transparent;
  transition: border-color var(--t-fast) var(--ease);
}

.page-home .help-card-list a:hover,
.page-home .help-card-list a:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-home .help-card-list span {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--cream-52);
}

/* ============ 常客通道 ============ */
.page-home .home-shortcut {
  padding-inline: var(--gutter);
}

.page-home .shortcut-intro {
  max-width: 40em;
  color: var(--cream-70);
  margin: 0;
}

.page-home .shortcut-grid {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-home .shortcut-item a {
  display: block;
  height: 100%;
  padding: 16px 18px;
  background: var(--ink-deep);
  border: 1px solid var(--line-faint);
  text-decoration: none;
  transition: border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease),
    transform var(--t-fast) var(--ease);
}

.page-home .shortcut-item a:hover,
.page-home .shortcut-item a:focus-visible {
  border-color: var(--cyan);
  background: var(--panel-soft);
  transform: translateX(3px);
}

.page-home .shortcut-code {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--orange);
  margin-bottom: 8px;
}

.page-home .shortcut-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-home .shortcut-item span:last-child {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--cream-52);
}

/* ============ 街区脚注 ============ */
.page-home .home-curb {
  margin-top: clamp(36px, 6vw, 64px);
  border-top: var(--home-rule);
  background: var(--ink-deep);
}

.page-home .curb-media {
  margin: 0;
  aspect-ratio: 2 / 1;
  overflow: hidden;
  border-bottom: 1px solid var(--line-faint);
}

.page-home .curb-media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.7;
}

.page-home .curb-inner {
  padding: clamp(20px, 4vw, 40px) var(--gutter) clamp(28px, 4vw, 44px);
}

.page-home .curb-grid {
  display: grid;
  gap: 20px;
  margin-top: 20px;
}

.page-home .curb-block {
  padding-top: 16px;
  border-top: 2px solid var(--line);
}

.page-home .curb-block p {
  font-size: 14px;
  line-height: 1.78;
  color: var(--cream-70);
  margin: 0 0 12px;
}

.page-home .curb-link {
  display: inline-block;
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 2px solid var(--line);
  padding-bottom: 2px;
  transition: border-color var(--t-fast) var(--ease);
}

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

.page-home .curb-contact,
.page-home .curb-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .curb-contact li {
  font-size: 14px;
  line-height: 1.7;
  color: var(--cream);
}

.page-home .curb-contact span {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mauve);
  margin-bottom: 2px;
}

.page-home .curb-contact a {
  color: var(--cyan);
  text-decoration: none;
  word-break: break-all;
}

.page-home .curb-contact a:hover,
.page-home .curb-contact a:focus-visible {
  text-decoration: underline;
}

.page-home .curb-links a {
  display: inline-block;
  font-size: 14px;
  color: var(--cream-70);
  text-decoration: none;
  border-left: 2px solid var(--line-soft);
  padding-left: 10px;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-home .curb-links a:hover,
.page-home .curb-links a:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
}

.page-home .curb-icp {
  margin: 16px 0 0;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cream-52);
}

/* ============ 移动端吸底快捷条 ============ */
.page-home .home-dock {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border-top: 2px solid var(--cyan);
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.page-home .home-dock a {
  display: block;
  padding: 14px 8px;
  text-align: center;
  background: var(--ink-deep);
  color: var(--cream);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

.page-home .home-dock a:first-child {
  background: var(--cyan);
  color: var(--ink-deep);
}

/* ============ 响应式 ============ */
@media (min-width: 720px) {
  .page-home {
    --gutter: 22px;
  }

  .page-home .route-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .route-steps > .step:nth-child(2) {
    transform: translateY(18px);
  }

  .page-home .route-steps > .step:nth-child(3) {
    transform: translateY(36px);
  }

  .page-home .route-detail {
    margin-top: 60px;
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
  }

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

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

  .page-home .curb-media {
    aspect-ratio: 3 / 1;
  }

  .page-home .rail-plate {
    aspect-ratio: 16 / 7;
  }
}

@media (min-width: 960px) {
  .page-home {
    --gutter: 32px;
    padding-bottom: 0;
  }

  .page-home .hero-frame {
    grid-template-columns: minmax(180px, 250px) minmax(0, 1fr);
  }

  .page-home .hero-rail {
    border-bottom: 0;
    border-right: var(--home-rule);
    align-content: start;
    padding: 24px 18px 24px 26px;
  }

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

  .page-home .rail-index a {
    width: 100%;
    white-space: normal;
  }

  .page-home .rail-plate {
    aspect-ratio: 3 / 4;
  }

  .page-home .hero-media {
    aspect-ratio: 16 / 9;
  }

  .page-home .cadence-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 32px;
  }

  .page-home .help-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 32px;
  }

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

  .page-home .curb-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }

  .page-home .curb-media {
    aspect-ratio: 4 / 1;
  }

  .page-home .home-dock {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .step,
  .page-home .shortcut-item a,
  .page-home .disclosure-trigger,
  .page-home .rail-index a,
  .page-home .curb-links a {
    transition: none;
  }

  .page-home .shortcut-item a:hover,
  .page-home .shortcut-item a:focus-visible {
    transform: none;
  }

  .page-home .route-steps > .step:nth-child(2),
  .page-home .route-steps > .step:nth-child(3) {
    transform: none;
  }
}
<<<END>>>