.page-home {
  --home-cut: 22px;
  --home-cut-sm: 14px;
  --home-gap: clamp(14px, 2.4vw, 26px);
  background: var(--c-mist);
  color: var(--c-deep);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-home img {
  max-width: 100%;
  height: auto;
}

.page-home .home-breadcrumb {
  max-width: var(--w-content);
  margin: 0 auto;
  padding: 14px var(--pad-x) 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: rgba(11, 42, 74, 0.55);
}

.page-home .home-breadcrumb a {
  color: var(--c-celadon-deep);
  text-decoration: none;
}

.page-home .home-breadcrumb a:hover {
  color: var(--c-amber-deep);
}

/* ---------- 首屏拼贴 ---------- */
.page-home .hero {
  padding: clamp(18px, 3.6vw, 40px) 0 clamp(36px, 6vw, 68px);
  background:
    radial-gradient(120% 90% at 6% 0%, rgba(47, 127, 120, 0.12), transparent 58%),
    radial-gradient(90% 70% at 100% 10%, rgba(232, 162, 58, 0.14), transparent 62%),
    linear-gradient(180deg, var(--c-mist) 0%, var(--c-sand) 100%);
}

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

.page-home .hero-lead {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.page-home .hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-celadon-deep);
}

.page-home .hero-kicker::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--c-amber);
}

.page-home .hero-title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2.05rem, 6.6vw, 3.9rem);
  line-height: 1.06;
  letter-spacing: -0.025em;
  color: var(--c-deep);
}

.page-home .hero-title em {
  font-style: normal;
  color: var(--c-celadon-deep);
  box-shadow: inset 0 -0.28em 0 rgba(232, 162, 58, 0.42);
}

.page-home .hero-lede {
  margin: 0;
  max-width: 36ch;
  font-size: clamp(0.98rem, 1.5vw, 1.08rem);
  line-height: 1.8;
  color: rgba(11, 42, 74, 0.82);
}

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

.page-home .hero-map {
  position: relative;
  margin: 4px 0 0;
  border-radius: var(--home-cut);
  overflow: hidden;
  border: 1px solid var(--c-line);
  background: linear-gradient(150deg, var(--c-deep) 0%, var(--c-deep-soft) 70%, var(--c-celadon-deep) 100%);
  box-shadow: var(--shadow-panel);
}

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

.page-home .hero-map__tag {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--c-amber);
  color: var(--c-ink);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
}

.page-home .hero-meta {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: rgba(11, 42, 74, 0.58);
}

.page-home .device-card {
  position: relative;
  overflow: hidden;
  min-width: 0;
  padding: clamp(16px, 2.6vw, 22px);
  border-radius: var(--home-cut);
  background: linear-gradient(165deg, var(--c-deep) 0%, var(--c-deep-mid) 58%, var(--c-celadon-deep) 100%);
  color: var(--c-mist);
  box-shadow: var(--shadow-panel);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-home .device-card::after {
  content: "";
  position: absolute;
  inset: auto -10% -12% auto;
  width: 62%;
  height: 2px;
  border-top: 2px dashed rgba(232, 162, 58, 0.55);
  transform: rotate(-8deg);
  pointer-events: none;
}

.page-home .device-card__head {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-home .device-card__label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--c-amber);
}

.page-home .device-card__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-amber);
  box-shadow: 0 0 0 4px rgba(232, 162, 58, 0.22);
}

.page-home .device-card img {
  display: block;
  width: 100%;
  border-radius: var(--home-cut-sm);
  object-fit: cover;
  background: rgba(247, 250, 248, 0.08);
}

.page-home .device-card__note {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: rgba(247, 250, 248, 0.84);
}

.page-home .device-card__glass {
  padding: 9px 12px;
  border-radius: var(--home-cut-sm);
  background: var(--c-glass);
  color: var(--c-deep);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.page-home .hero-snap {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: clamp(18px, 3vw, 26px);
  border-radius: var(--home-cut);
  background: linear-gradient(140deg, var(--c-celadon) 0%, var(--c-celadon-deep) 100%);
  color: var(--c-mist);
}

.page-home .hero-snap strong {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.7rem, 4.2vw, 2.5rem);
  line-height: 1;
  letter-spacing: -0.02em;
}

.page-home .hero-snap span {
  font-size: 0.9rem;
  line-height: 1.72;
  color: rgba(247, 250, 248, 0.88);
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.26fr) minmax(0, 1fr);
    grid-template-areas:
      "lead device"
      "lead snap";
    align-items: start;
  }

  .page-home .hero-lead {
    grid-area: lead;
  }

  .page-home .device-card {
    grid-area: device;
  }

  .page-home .hero-snap {
    grid-area: snap;
  }
}

/* ---------- 通用章节 ---------- */
.page-home .home-section {
  padding: clamp(42px, 7vw, 82px) 0;
}

.page-home .home-section--sand {
  background: var(--c-sand);
}

.page-home .section-head {
  max-width: 660px;
  margin-bottom: clamp(20px, 3.4vw, 36px);
}

.page-home .section-eyebrow {
  margin: 0 0 8px;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-celadon-deep);
}

.page-home .section-head h2 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--c-deep);
}

.page-home .section-head p {
  margin: 0;
  font-size: clamp(0.95rem, 1.4vw, 1.04rem);
  line-height: 1.8;
  color: rgba(11, 42, 74, 0.78);
}

/* ---------- 入口航线图 ---------- */
.page-home .route-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-home .route-group {
  border: 1px solid var(--c-line);
  border-radius: var(--home-cut-sm);
  background: var(--c-mist);
  overflow: hidden;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-home .route-group[open] {
  border-color: var(--c-celadon);
  box-shadow: var(--shadow-panel);
}

.page-home .route-group summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 15px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--c-deep);
}

.page-home .route-group summary::-webkit-details-marker {
  display: none;
}

.page-home .route-group summary::after {
  content: "+";
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--c-celadon-deep);
  transition: color 0.2s var(--ease);
}

.page-home .route-group[open] summary::after {
  content: "–";
  color: var(--c-amber-deep);
}

.page-home .route-group summary:hover .route-id {
  background: var(--c-celadon);
  color: var(--c-mist);
}

.page-home .route-id {
  display: inline-grid;
  place-items: center;
  min-width: 34px;
  padding: 3px 7px;
  border-radius: 6px;
  background: rgba(47, 127, 120, 0.12);
  color: var(--c-celadon-deep);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  transition: background 0.22s var(--ease), color 0.22s var(--ease);
}

.page-home .route-group[open] .route-id {
  background: var(--c-amber);
  color: var(--c-ink);
}

.page-home .route-group__name {
  min-width: 0;
}

.page-home .route-group__hint {
  margin-left: auto;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: rgba(11, 42, 74, 0.5);
}

.page-home .route-sub {
  list-style: none;
  margin: 0;
  padding: 0 15px 6px;
  display: grid;
  gap: 0;
}

.page-home .route-sub li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 0;
  border-top: 1px dashed var(--c-line-soft);
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(11, 42, 74, 0.78);
}

.page-home .route-sub .mono {
  font-size: 0.68rem;
  color: var(--c-celadon-deep);
}

.page-home .route-group__go {
  display: inline-block;
  margin: 4px 15px 15px;
  padding-bottom: 2px;
  border-bottom: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--c-celadon-deep);
  text-decoration: none;
}

.page-home .route-group__go:hover {
  color: var(--c-amber-deep);
}

@media (min-width: 760px) {
  .page-home .route-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 1060px) {
  .page-home .route-board {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 双端对照 ---------- */
.page-home .dual-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
}

.page-home .dual-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--c-line);
  border-radius: var(--home-cut);
  background: var(--c-mist);
}

.page-home .dual-card--phone {
  border-top: 4px solid var(--c-amber);
}

.page-home .dual-card--desk {
  border-top: 4px solid var(--c-celadon);
}

.page-home .dual-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.24rem;
  letter-spacing: -0.01em;
  color: var(--c-deep);
}

.page-home .dual-card__sub {
  margin: 0 0 4px;
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(11, 42, 74, 0.62);
}

.page-home .dual-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .dual-task {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--c-line-soft);
  font-size: 0.94rem;
  line-height: 1.6;
  color: rgba(11, 42, 74, 0.84);
}

.page-home .dual-task__steps {
  margin-left: auto;
  flex: none;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--c-celadon-deep);
}

.page-home .dual-more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  padding: 4px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--c-celadon-deep);
  border-bottom: 1px dashed currentColor;
}

.page-home .dual-more summary::-webkit-details-marker {
  display: none;
}

.page-home .dual-more summary::before {
  content: "▸";
  font-size: 0.7rem;
}

.page-home .dual-more[open] summary::before {
  content: "▾";
}

.page-home .dual-steps {
  margin: 10px 0 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(11, 42, 74, 0.76);
}

@media (min-width: 820px) {
  .page-home .dual-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 版本状态 ---------- */
.page-home .sync-banner {
  margin: 0 0 clamp(18px, 3vw, 30px);
  border-radius: var(--home-cut);
  overflow: hidden;
  border: 1px solid var(--c-line);
  background: var(--c-deep);
  position: relative;
}

.page-home .sync-banner img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.page-home .sync-banner__cap {
  position: absolute;
  left: 12px;
  bottom: 10px;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(11, 42, 74, 0.72);
  color: var(--c-mist);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
}

.page-home .sync-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  position: relative;
}

.page-home .sync-step {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding: 16px 18px 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--home-cut-sm);
  background: var(--c-mist);
}

.page-home .sync-step__node {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--c-deep);
  color: var(--c-mist);
  font-size: 0.72rem;
}

.page-home .sync-step:first-child .sync-step__node {
  background: var(--c-amber);
  color: var(--c-ink);
}

.page-home .sync-step__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.06rem;
  color: var(--c-deep);
}

.page-home .sync-step p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(11, 42, 74, 0.76);
}

.page-home .sync-more {
  margin: clamp(18px, 3vw, 26px) 0 0;
}

@media (min-width: 880px) {
  .page-home .sync-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-home .sync-track::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 33px;
    border-top: 2px dashed rgba(47, 127, 120, 0.45);
    z-index: 0;
  }
}

/* ---------- 访问体验 ---------- */
.page-home .speed-band {
  padding: clamp(42px, 7vw, 82px) 0;
  background:
    radial-gradient(90% 80% at 90% 0%, rgba(75, 63, 114, 0.5), transparent 60%),
    linear-gradient(155deg, var(--c-deep) 0%, var(--c-ink) 100%);
  color: var(--c-mist);
}

.page-home .speed-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 34px);
  align-items: start;
}

.page-home .section-eyebrow--light {
  color: var(--c-amber);
}

.page-home .speed-copy h2 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--c-mist);
}

.page-home .speed-lede {
  margin: 0 0 clamp(16px, 2.6vw, 24px);
  max-width: 40ch;
  font-size: 0.98rem;
  line-height: 1.82;
  color: rgba(247, 250, 248, 0.78);
}

.page-home .speed-stats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-home .speed-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 15px 16px;
  border: 1px solid var(--c-line-dark);
  border-radius: var(--home-cut-sm);
  background: rgba(247, 250, 248, 0.06);
}

.page-home .speed-stat__num {
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-amber);
}

.page-home .speed-stat__num small {
  margin-left: 4px;
  font-size: 0.46em;
  font-weight: 600;
  color: rgba(247, 250, 248, 0.86);
}

.page-home .speed-stat p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(247, 250, 248, 0.76);
}

.page-home .speed-figure {
  margin: 0;
  border-radius: var(--home-cut);
  overflow: hidden;
  border: 1px solid var(--c-line-dark);
  background: rgba(247, 250, 248, 0.05);
}

.page-home .speed-figure img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.page-home .speed-figure figcaption {
  padding: 8px 12px;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: rgba(247, 250, 248, 0.62);
}

@media (min-width: 880px) {
  .page-home .speed-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

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

  .page-home .speed-figure {
    margin-top: 28px;
  }
}

/* ---------- 下一步 ---------- */
.page-home .start-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
}

.page-home .start-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: clamp(20px, 3.2vw, 30px);
  border-radius: var(--home-cut);
  color: var(--c-mist);
}

.page-home .start-card--member {
  background: linear-gradient(150deg, var(--c-celadon) 0%, var(--c-celadon-deep) 100%);
}

.page-home .start-card--partner {
  background: linear-gradient(150deg, var(--c-indigo) 0%, var(--c-deep) 100%);
  border: 1px solid var(--c-line-dark);
}

.page-home .start-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.15rem, 2.4vw, 1.4rem);
  letter-spacing: -0.01em;
  color: var(--c-mist);
}

.page-home .start-card p {
  margin: 0 0 6px;
  font-size: 0.94rem;
  line-height: 1.8;
  color: rgba(247, 250, 248, 0.86);
}

.page-home .start-card .btn {
  margin-top: auto;
}

.page-home .home-footnote {
  margin-top: clamp(24px, 4vw, 40px);
  padding-top: clamp(16px, 2.4vw, 24px);
  border-top: 1px dashed var(--c-line);
}

.page-home .home-footnote p {
  margin: 0;
  max-width: 72ch;
  font-size: 0.92rem;
  line-height: 1.85;
  color: rgba(11, 42, 74, 0.72);
}

.page-home .home-footnote__links {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}

.page-home .home-footnote__links a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--c-celadon-deep);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-home .home-footnote__links a:hover {
  color: var(--c-amber-deep);
}

@media (min-width: 820px) {
  .page-home .start-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .route-group,
  .page-home .route-id,
  .page-home .route-group summary::after {
    transition: none;
  }
}