.page-home {
  --home-gap: clamp(44px, 7vw, 92px);
  --home-shadow: 14px 14px 0 rgba(3, 10, 16, 0.55);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-home .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding-block: 20px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-home .breadcrumb span[aria-current="page"] {
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  display: grid;
  gap: 34px;
  padding-block: clamp(20px, 4vw, 44px) 0;
}

.page-home .home-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-home .home-h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 8vw, 70px);
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--fg);
}

.page-home .home-h1 .hl {
  color: var(--cyan);
}

.page-home .home-lede {
  margin: 0 0 26px;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--fg-dim);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

.page-home .hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-home .hero-stats div {
  display: flex;
  flex-direction: column-reverse;
  gap: 6px;
  min-width: 0;
}

.page-home .hero-stats dt {
  font-size: 12px;
  line-height: 1.5;
  color: var(--slate);
}

.page-home .hero-stats dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(18px, 3vw, 28px);
  color: var(--mist);
}

.page-home .hero-side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-home .home-jump {
  display: grid;
  gap: 8px;
  padding: 20px 22px;
  text-decoration: none;
  color: var(--fg);
  background: linear-gradient(120deg, var(--mid), var(--deep));
  border: 2px solid var(--cyan);
  box-shadow: 8px 8px 0 rgba(3, 10, 16, 0.6);
  transition: transform 200ms var(--ease), box-shadow 200ms var(--ease);
}

.page-home .home-jump:hover,
.page-home .home-jump:focus-visible {
  transform: translate(-3px, -3px);
  box-shadow: 11px 11px 0 rgba(3, 10, 16, 0.6);
}

.page-home .jump-tag {
  justify-self: start;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  background: var(--orange);
  color: var(--ink);
}

.page-home .jump-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1.1;
}

.page-home .jump-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
}

.page-home .home-fig img {
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .device-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--mist);
  background: var(--mid);
  border: 1px solid var(--steel);
}

.page-home .chip-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px rgba(76, 208, 138, 0.18);
}

/* ---------- 章节通用 ---------- */
.page-home .home-sec {
  margin-top: var(--home-gap);
}

.page-home .sec-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 16px;
  align-items: baseline;
  margin-bottom: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-home .sec-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-home .sec-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4.4vw, 40px);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.page-home .sec-note {
  grid-column: 2;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--fg-dim);
}

.page-home .sec-foot {
  margin: 22px 0 0;
}

/* ---------- 01 双端 ---------- */
.page-home .device-grid {
  display: grid;
  gap: 16px;
}

.page-home .device-card {
  padding: 22px;
  background: var(--mid);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
}

.page-home .device-card--alt {
  background: linear-gradient(180deg, var(--mid), var(--deep));
  border-left-color: var(--steel);
}

.page-home .device-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.page-home .device-head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.page-home .device-lead {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--fg-dim);
}

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

.page-home .device-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--fg);
}

.page-home .device-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 8px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 02 栏目索引 ---------- */
.page-home .index-grid {
  display: grid;
  gap: 26px;
}

.page-home .order-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-home .order-list li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .order-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-home .order-list a {
  color: var(--mist);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

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

.page-home .order-desc {
  color: var(--fg-dim);
  font-size: 14px;
  line-height: 1.65;
}

/* ---------- 03 三步路径 ---------- */
.page-home .path-board {
  padding: clamp(20px, 4vw, 32px);
  background: var(--mid);
  border: 1px solid var(--steel);
  box-shadow: var(--home-shadow);
}

.page-home .path-svg {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: 22px;
}

.page-home .path-svg line {
  stroke: var(--cyan);
  stroke-width: 2;
  stroke-dasharray: 7 9;
  opacity: 0.55;
}

.page-home .path-svg circle {
  fill: var(--deep);
  stroke: var(--cyan);
  stroke-width: 2;
}

.page-home .path-svg text {
  fill: var(--cyan);
  font-family: var(--font-mono);
  font-size: 18px;
}

.page-home .path-intro {
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--fg-dim);
}

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

.page-home .path-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-home .path-steps h3 {
  margin: 6px 0;
  font-size: 17px;
  line-height: 1.5;
}

.page-home .path-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--fg-dim);
}

/* ---------- 04 归档与规则 ---------- */
.page-home .archive-grid {
  display: grid;
  gap: 26px;
}

.page-home .archive-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-home .cat-pill {
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
  background: rgba(69, 224, 218, 0.08);
  border: 1px solid var(--steel);
}

.page-home .archive-main p {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--fg-dim);
}

.page-home .archive-fig img {
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-home .rule-board {
  margin-top: 26px;
  padding: 22px;
  background: var(--deep);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
}

.page-home .rule-board h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
}

.page-home .rule-board p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--fg-dim);
}

.page-home .rule-tags {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .rule-tags li {
  padding: 5px 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
  border: 1px dashed rgba(255, 200, 87, 0.5);
}

/* ---------- 05 常见问题 ---------- */
.page-home .faq-board {
  padding: clamp(20px, 4vw, 34px);
  background: var(--paper);
  color: var(--deep);
  border: 1px solid var(--steel);
  box-shadow: var(--home-shadow);
}

.page-home .faq-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-home .faq-cats span {
  padding: 4px 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--steel);
  background: rgba(18, 59, 92, 0.06);
  border: 1px solid rgba(18, 59, 92, 0.35);
}

.page-home .faq-item {
  border-top: 1px solid rgba(6, 24, 38, 0.14);
}

.page-home .faq-item:last-of-type {
  border-bottom: 1px solid rgba(6, 24, 38, 0.14);
}

.page-home .faq-q {
  padding: 14px 4px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--deep);
}

.page-home .faq-q::marker {
  color: var(--orange);
}

.page-home .faq-item[open] .faq-q {
  color: var(--steel);
}

.page-home .faq-a {
  margin: 0;
  padding: 0 4px 16px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--steel);
}

.page-home .faq-more {
  display: inline-block;
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--steel);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-home .faq-more:hover {
  color: var(--deep);
}

/* ---------- 06 客服 ---------- */
.page-home .contact-grid {
  display: grid;
  gap: 26px;
}

.page-home .contact-main > p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--fg-dim);
}

.page-home .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .contact-label {
  min-width: 76px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-home .contact-value {
  font-size: 16px;
  font-weight: 600;
  color: var(--mist);
  word-break: break-all;
}

.page-home .copy-btn {
  margin-left: auto;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 180ms var(--ease), color 180ms var(--ease);
}

.page-home .copy-btn:hover,
.page-home .copy-btn:focus-visible {
  background: rgba(69, 224, 218, 0.14);
  color: var(--mist);
}

.page-home .contact-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--slate);
}

.page-home .contact-cta {
  margin: 22px 0 0;
}

.page-home .contact-fig img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-home .order-list li {
    grid-template-columns: 52px 180px minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 760px) {
  .page-home .device-grid,
  .page-home .path-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-home .home-hero {
    grid-template-columns: 5fr 7fr;
    gap: clamp(32px, 4vw, 56px);
    align-items: start;
  }

  .page-home .device-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-home .index-grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: 32px;
  }

  .page-home .path-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

  .page-home .archive-grid {
    grid-template-columns: 4fr 8fr;
    align-items: start;
    gap: 32px;
  }

  .page-home .contact-grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: 32px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-home .home-jump,
  .page-home .copy-btn,
  .page-home .order-list a {
    transition: none;
  }

  .page-home .home-jump:hover,
  .page-home .home-jump:focus-visible {
    transform: none;
  }
}
<<<END>>>