.page-home {
  --home-section: clamp(48px, 7vw, 96px);
  --home-gap: clamp(20px, 3vw, 40px);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-home .section {
  padding-top: var(--home-section);
  padding-bottom: var(--home-section);
}

.page-home .hero {
  padding-top: clamp(20px, 3vw, 40px);
  padding-bottom: clamp(40px, 6vw, 80px);
}

.page-home .section-lead,
.page-home .clients-text {
  max-width: 62ch;
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-home h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 4vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--paper);
}

/* ---------- 分隔色带 ---------- */
.page-home .section-band {
  height: 8px;
  width: 100%;
  background-image:
    repeating-linear-gradient(90deg, rgba(47, 208, 138, 0.42) 0 2px, transparent 2px 26px),
    linear-gradient(90deg, rgba(28, 74, 87, 0.9) 0%, rgba(62, 109, 150, 0.55) 52%, rgba(232, 163, 61, 0.38) 100%);
}

/* ---------- 首屏 ---------- */
.page-home .hero-grid {
  align-items: start;
  gap: var(--home-gap);
}

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

.page-home .hero-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(42px, 8.4vw, 96px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--paper);
  word-break: break-word;
}

.page-home .hero-title-accent {
  display: block;
  font-style: normal;
  color: var(--green);
}

.page-home .hero-lead {
  max-width: 34ch;
  margin: 22px 0 0;
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.78;
  color: var(--text-soft);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-home .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 34px;
  margin: 32px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-home .hero-facts > div {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-home .hero-facts dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-mute);
}

.page-home .hero-facts dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(17px, 1.6vw, 21px);
  letter-spacing: -0.01em;
  color: var(--paper);
}

/* ---------- 首屏状态灯列 ---------- */
.page-home .hero-lanes {
  position: relative;
  overflow: hidden;
  min-height: 420px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-home .lanes-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.3;
  filter: saturate(0.7);
  pointer-events: none;
}

.page-home .lanes-head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text-soft);
}

.page-home .lanes-head-code {
  margin-left: auto;
  font-weight: 700;
  color: var(--green);
}

.page-home .lane-list {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .lane {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 4px 10px;
  padding: 11px 12px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(8, 34, 43, 0.66);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--paper);
  transition: transform 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.page-home .lane:hover,
.page-home .lane:focus-visible {
  transform: translateY(-2px);
  background: rgba(28, 74, 87, 0.86);
  border-color: var(--line-strong);
}

.page-home .lane:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 4px;
}

.page-home .lane-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px rgba(47, 208, 138, 0.16);
}

.page-home .lane--notice .lane-dot {
  background: var(--amber);
  box-shadow: 0 0 0 3px rgba(232, 163, 61, 0.16);
}

.page-home .lane-id {
  color: var(--text-mute);
}

.page-home .lane-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.page-home .lane-state {
  color: var(--green);
}

.page-home .lane--notice .lane-state {
  color: var(--amber);
}

.page-home .lane-meta {
  grid-column: 1 / -1;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-mute);
  transition: max-height 0.22s ease, opacity 0.22s ease, margin-top 0.22s ease;
}

.page-home .lane:hover .lane-meta,
.page-home .lane:focus-visible .lane-meta,
.page-home .lane:focus .lane-meta {
  max-height: 48px;
  margin-top: 4px;
  opacity: 1;
}

.page-home .lanes-foot {
  position: relative;
  z-index: 1;
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-mute);
}

/* ---------- 路径分流 ---------- */
.page-home .paths-visual {
  margin: clamp(24px, 3vw, 40px) 0 0;
}

.page-home .path-cards {
  gap: clamp(18px, 2.6vw, 32px);
  margin-top: clamp(28px, 4vw, 48px);
}

.page-home .path-card {
  padding-top: 22px;
  border-top: 2px solid var(--line-strong);
  transition: border-color 0.2s ease;
}

.page-home .path-card:hover {
  border-top-color: var(--green);
}

.page-home .path-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--green);
}

.page-home .path-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2vw, 23px);
  line-height: 1.3;
  color: var(--paper);
}

.page-home .path-text {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-home .path-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin: 18px 0 0;
}

.page-home .path-link {
  font-size: 14px;
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 208, 138, 0.4);
  padding-bottom: 2px;
}

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

.page-home .path-link:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 4px;
}

.page-home .paths-blank {
  margin: clamp(28px, 4vw, 52px) 0 0;
}

/* ---------- 线条时间线 ---------- */
.page-home .timeline-list {
  margin: clamp(28px, 4vw, 48px) 0 0;
  padding: 0 0 0 26px;
  list-style: none;
  border-left: 1px solid var(--line);
}

.page-home .tl-item {
  position: relative;
  padding-bottom: 30px;
}

.page-home .tl-item:last-child {
  padding-bottom: 0;
}

.page-home .tl-item::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(47, 208, 138, 0.14);
}

.page-home .tl-item--notice::before {
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(232, 163, 61, 0.14);
}

.page-home .tl-time {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--text-mute);
}

.page-home .tl-title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 1.8vw, 20px);
  line-height: 1.35;
  color: var(--paper);
}

.page-home .tl-text {
  max-width: 60ch;
  margin: 8px 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
}

/* ---------- 文档索引 ---------- */
.page-home .doc-groups {
  gap: clamp(20px, 2.8vw, 34px);
  margin-top: clamp(28px, 4vw, 48px);
}

.page-home .doc-group {
  padding-top: 20px;
  border-top: 2px solid var(--line-strong);
}

.page-home .doc-count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--text-mute);
}

.page-home .doc-count-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 4.4vw, 48px);
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-home .doc-title {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 1.9vw, 22px);
  color: var(--paper);
}

.page-home .doc-text {
  margin: 12px 0 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-home .doc-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--paper);
  text-decoration: none;
  padding: 9px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(28, 74, 87, 0.42);
  transition: transform 0.18s ease, background-color 0.18s ease;
}

.page-home .doc-link:hover,
.page-home .doc-link:focus-visible {
  transform: translateY(-2px);
  background: rgba(28, 74, 87, 0.82);
}

.page-home .doc-link:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 4px;
}

/* ---------- 双端访问 ---------- */
.page-home .clients-grid {
  align-items: start;
  gap: var(--home-gap);
}

.page-home .clients-list {
  display: grid;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .clients-list li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.72;
  color: var(--text-soft);
}

.page-home .clients-list .mono {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--green);
}

.page-home .clients-visual {
  margin: 0;
}

/* ---------- 自助查询 ---------- */
.page-home .service-steps {
  margin-top: clamp(28px, 4vw, 44px);
}

.page-home .service-details {
  margin-top: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(28, 74, 87, 0.5);
  overflow: hidden;
  transition: transform 0.18s ease, background-color 0.18s ease;
}

.page-home .service-details:hover {
  transform: translateY(-2px);
  background: rgba(28, 74, 87, 0.66);
}

.page-home .service-details > summary {
  padding: 15px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}

.page-home .service-details > summary::-webkit-details-marker {
  display: none;
}

.page-home .service-details > summary::after {
  content: "+";
  float: right;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--green);
}

.page-home .service-details[open] > summary::after {
  content: "−";
}

.page-home .service-details > summary:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: -3px;
}

.page-home .service-details-body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--line-soft);
}

.page-home .service-details-body p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-home .service-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0 0;
}

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .page-home .hero-lanes {
    min-height: 0;
    padding: 16px;
  }

  .page-home .lanes-bg {
    opacity: 0.18;
  }

  .page-home .hero-lead {
    max-width: 100%;
  }

  .page-home .hero-facts {
    gap: 12px 24px;
  }

  .page-home .path-cards,
  .page-home .doc-groups {
    gap: 26px;
  }

  .page-home .timeline-list {
    padding-left: 20px;
  }

  .page-home .tl-item::before {
    left: -25px;
  }
}

@media (max-width: 560px) {
  .page-home .hero-title {
    letter-spacing: -0.02em;
  }

  .page-home .lane {
    grid-template-columns: auto auto minmax(0, 1fr);
    grid-template-areas:
      "dot id state"
      "name name name";
  }

  .page-home .lane-dot { grid-area: dot; }
  .page-home .lane-id { grid-area: id; }
  .page-home .lane-state { grid-area: state; justify-self: end; }
  .page-home .lane-name { grid-area: name; }

  .page-home .lane-meta {
    grid-column: 1 / -1;
  }

  .page-home .service-cta .btn {
    width: 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .lane,
  .page-home .doc-link,
  .page-home .service-details,
  .page-home .lane-meta {
    transition: none;
  }

  .page-home .lane:hover,
  .page-home .lane:focus-visible,
  .page-home .doc-link:hover,
  .page-home .doc-link:focus-visible,
  .page-home .service-details:hover {
    transform: none;
  }
}