.page-home {
  --home-line: rgba(28, 62, 96, .9);
  --home-soft: rgba(232, 241, 248, .76);
  --home-faint: rgba(232, 241, 248, .55);
  --home-tint: rgba(15, 43, 74, .62);
  --home-tint-2: rgba(10, 32, 56, .72);
  background:
    radial-gradient(900px 420px at 82% -8%, rgba(31, 240, 208, .10), transparent 70%),
    radial-gradient(700px 380px at 4% 12%, rgba(255, 162, 58, .07), transparent 72%),
    var(--void);
  color: var(--fog);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-home .section {
  scroll-margin-top: 96px;
}

.page-home .section-head h2 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.08;
  font-size: clamp(26px, 4.4vw, 40px);
  margin: 8px 0 0;
  text-wrap: balance;
}

.page-home .section-note {
  color: var(--home-soft);
  font-size: 15px;
  line-height: 1.75;
  max-width: 42ch;
  margin: 0;
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  padding-top: clamp(20px, 3vw, 36px);
  padding-bottom: clamp(40px, 6vw, 72px);
  background-image:
    linear-gradient(rgba(28, 62, 96, .30) 1px, transparent 1px),
    linear-gradient(90deg, rgba(28, 62, 96, .30) 1px, transparent 1px);
  background-size: 96px 96px;
  background-position: center top;
  border-top: 0;
}

.page-home .home-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding-bottom: 18px;
  margin-bottom: clamp(24px, 4vw, 44px);
  border-bottom: 1px solid var(--grid);
}

.page-home .home-bar__path {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ash);
  text-transform: uppercase;
}

.page-home .home-bar__sync {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  font-size: 13px;
  color: var(--home-faint);
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

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

.page-home .home-h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7vw, 64px);
  line-height: 1.04;
  letter-spacing: -.02em;
  margin: 14px 0 0;
  text-wrap: balance;
}

.page-home .home-h1 em {
  font-style: normal;
  color: var(--cyan);
}

.page-home .home-lead {
  max-width: 48ch;
  margin: 20px 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--home-soft);
}

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

.page-home .home-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 36px 0 0;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-home .home-stat {
  background: var(--home-tint-2);
  padding: 16px 14px 14px;
}

.page-home .home-stat__num {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(24px, 3vw, 30px);
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -.02em;
}

.page-home .home-stat__num small {
  font-size: .55em;
  margin-left: 2px;
  color: var(--fog);
}

.page-home .home-stat__label {
  margin: 8px 0 0;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ash);
}

/* 设备对照装置 */

.page-home .rig {
  position: relative;
  padding: 16px;
  background: linear-gradient(165deg, rgba(15, 43, 74, .94), rgba(10, 32, 56, .92));
  border: 1px solid var(--grid);
  min-width: 0;
}

.page-home .rig-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--home-line);
}

.page-home .rig-clock {
  font-size: 13px;
  color: var(--amber);
  letter-spacing: .08em;
}

.page-home .rig-frame {
  margin: 14px 0 0;
  border: 1px solid var(--home-line);
  background: var(--deep);
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

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

.page-home .rig-svg {
  display: block;
  width: 100%;
  height: auto;
  margin: 10px 0 4px;
  opacity: .9;
}

.page-home .rig-nodes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
}

.page-home .rig-node {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border: 1px solid var(--home-line);
  background: rgba(6, 20, 38, .55);
}

.page-home .rig-node span {
  font-size: 12px;
  color: var(--amber);
  letter-spacing: .1em;
}

.page-home .rig-node p {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--home-soft);
}

/* 页内章节导航 */

.page-home .home-toc {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin-top: clamp(32px, 5vw, 56px);
  padding: 12px 0;
  border-top: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
  scrollbar-width: none;
}

.page-home .home-toc::-webkit-scrollbar {
  display: none;
}

.page-home .home-toc a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-size: 13px;
  color: var(--home-soft);
  text-decoration: none;
  border: 1px solid var(--grid);
  background: var(--home-tint);
  transition: border-color .24s var(--ease), color .24s var(--ease);
}

.page-home .home-toc a .mono {
  font-size: 11px;
  color: var(--cyan);
  letter-spacing: .08em;
}

.page-home .home-toc a:hover,
.page-home .home-toc a:focus-visible {
  border-color: var(--cyan);
  color: var(--fog);
}

.page-home .home-toc a[aria-current="location"] {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ---------- 重点场次 ---------- */

.page-home .media-frame {
  margin-top: 28px;
}

.page-home .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--grid);
  background: var(--panel);
}

.page-home .spot-list {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  border-bottom: 1px solid var(--grid);
}

.page-home .spot-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: 24px 0;
  border-top: 1px solid var(--grid);
}

.page-home .spot-num {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(48px, 12vw, 88px);
  line-height: .82;
  letter-spacing: -.04em;
  color: var(--amber);
  padding-left: 12px;
  border-left: 3px solid var(--amber);
}

.page-home .spot-body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(18px, 2.4vw, 22px);
  letter-spacing: -.01em;
}

.page-home .spot-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--home-soft);
  max-width: 52ch;
}

.page-home .spot-foot {
  margin: 28px 0 0;
}

/* ---------- 双端节奏 ---------- */

.page-home .viewswitch {
  margin-top: 24px;
}

.page-home .dual {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 20px;
}

.page-home .dual__panel {
  min-width: 0;
  padding: 20px;
  border: 1px solid var(--grid);
  background: var(--home-tint-2);
  transition: opacity .28s var(--ease), filter .28s var(--ease), border-color .28s var(--ease);
}

.page-home .dual-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--home-line);
}

.page-home .dual-head span {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--ash);
}

.page-home .dual-head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
  letter-spacing: -.01em;
}

.page-home .dual-lede {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--home-soft);
}

.page-home .dual__panel .media-frame {
  margin-top: 18px;
}

.page-home .kv {
  margin: 18px 0 0;
  border-top: 1px solid var(--home-line);
}

.page-home .kv__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--home-line);
}

.page-home .kv__k {
  font-size: 13px;
  color: var(--ash);
  letter-spacing: .02em;
}

.page-home .kv__v {
  margin: 0;
  font-size: 13px;
  color: var(--fog);
  text-align: right;
}

.page-home .dual__panel .btn {
  margin-top: 20px;
}

[data-view="mobile"] .page-home .dual__panel[data-device="desktop"],
[data-view="desktop"] .page-home .dual__panel[data-device="mobile"] {
  opacity: .42;
  filter: saturate(.55);
}

[data-view="mobile"] .page-home .dual__panel[data-device="mobile"],
[data-view="desktop"] .page-home .dual__panel[data-device="desktop"] {
  border-color: rgba(31, 240, 208, .55);
}

/* ---------- 更新节点 ---------- */

.page-home .rail {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 28px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-home .rail-node {
  position: relative;
  padding: 22px 20px 24px;
  background: var(--home-tint-2);
}

.page-home .rail-node::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent 78%);
}

.page-home .rail-time {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--amber);
  padding: 3px 8px;
  border: 1px solid rgba(255, 162, 58, .45);
}

.page-home .rail-node h3 {
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  letter-spacing: -.01em;
}

.page-home .rail-node p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--home-soft);
}

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

/* ---------- 三步上手 ---------- */

.page-home .start-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.page-home .start-intro h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4.4vw, 38px);
  line-height: 1.1;
  letter-spacing: -.02em;
  margin: 8px 0 0;
  text-wrap: balance;
}

.page-home .start-intro p {
  margin: 14px 0 22px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--home-soft);
  max-width: 38ch;
}

.page-home .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-home .step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 18px 18px 20px;
  background: var(--home-tint-2);
}

.page-home .step-num {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--void);
  background: var(--cyan);
  padding: 3px 7px;
  align-self: start;
}

.page-home .step h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 17px;
  letter-spacing: -.01em;
}

.page-home .step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--home-soft);
}

/* ---------- 换设备 ---------- */

.page-home .check-panel {
  padding: clamp(22px, 4vw, 44px);
  border: 1px solid var(--grid);
  background:
    linear-gradient(180deg, rgba(255, 162, 58, .05), transparent 40%),
    var(--home-tint);
}

.page-home .check-head h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 4.2vw, 36px);
  line-height: 1.1;
  letter-spacing: -.02em;
  margin: 8px 0 0;
  text-wrap: balance;
}

.page-home .check-head p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--home-soft);
  max-width: 56ch;
}

.page-home .check-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-top: 1px solid var(--home-line);
}

.page-home .check-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--home-line);
}

.page-home .check-mark {
  width: 14px;
  height: 14px;
  margin-top: 5px;
  border: 1px solid var(--cyan);
  background: rgba(31, 240, 208, .18);
  position: relative;
}

.page-home .check-mark::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 0px;
  width: 5px;
  height: 9px;
  border-right: 1.5px solid var(--cyan);
  border-bottom: 1.5px solid var(--cyan);
  transform: rotate(40deg);
}

.page-home .check-list h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 17px;
  letter-spacing: -.01em;
}

.page-home .check-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--home-soft);
  max-width: 54ch;
}

.page-home .check-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  margin-top: 24px;
}

.page-home .check-note {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ash);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-home .home-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
  }

  .page-home .rig {
    position: sticky;
    top: 24px;
    padding: 20px;
  }

  .page-home .spot-row {
    grid-template-columns: 150px minmax(0, 1fr) auto;
    align-items: center;
    gap: 36px;
    padding: 30px 0;
  }

  .page-home .spot-num {
    font-size: 96px;
  }

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

  .page-home .start-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
  }
}

@media (min-width: 1100px) {
  .page-home .home-hero {
    padding-top: 36px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .dual__panel,
  .page-home .home-toc a {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>