.page-home {
  overflow-x: clip;
}

/* 首屏框景 */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-space) + 12px) var(--gutter) clamp(28px, 5vw, 56px);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(70% 55% at 88% 4%, rgba(255, 61, 154, .22), transparent 62%),
    radial-gradient(60% 50% at 4% 18%, rgba(53, 240, 208, .16), transparent 60%);
}

.page-home .hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: radial-gradient(rgba(154, 166, 200, .16) 1px, transparent 1px);
  background-size: 26px 26px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .95), transparent 78%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .95), transparent 78%);
}

.page-home .hero-frame {
  padding: clamp(22px, 4vw, 54px);
  border-radius: var(--radius-xl);
  background: linear-gradient(150deg, rgba(16, 26, 58, .92), rgba(7, 11, 30, .74));
}

.page-home .hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: center;
}

.page-home .hero-copy .h-display {
  margin: 16px 0 0;
}

.page-home .hero-copy .lede {
  margin: 18px 0 0;
  max-width: 30em;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .hero-facts {
  display: grid;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .hero-facts li {
  position: relative;
  padding-left: 20px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.page-home .hero-facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--cyan);
}

.page-home .hero-visual {
  position: relative;
}

.page-home .hero-badge {
  position: absolute;
  left: 14px;
  bottom: 14px;
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--pill);
  border: 1px solid rgba(53, 240, 208, .5);
  background: rgba(5, 6, 14, .82);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-home .hero-badge span {
  color: var(--cyan);
  font-weight: 700;
}

/* 通用图形容器 */
.page-home .fig {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.page-home .fig img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-home .hero-media {
  aspect-ratio: 5 / 4;
  border-radius: var(--radius-lg);
}

/* 顶部栏目带 */
.page-home .channel-band {
  position: relative;
}

.page-home .band-grid {
  display: grid;
  gap: clamp(24px, 4vw, 42px);
}

.page-home .band-left {
  display: grid;
  gap: 22px;
}

.page-home .band-note {
  margin: 14px 0 0;
  max-width: 32em;
  color: var(--muted);
  line-height: 1.75;
}

.page-home .band-figure {
  aspect-ratio: 3 / 2;
}

.page-home .channel-rail {
  display: flex;
  gap: 12px;
  margin: 4px calc(var(--gutter) * -1) 0;
  padding: 6px var(--gutter) 16px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

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

.page-home .channel-pill {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  border-radius: var(--pill);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(16, 26, 58, .95), rgba(11, 19, 48, .78));
  color: var(--text);
  font-size: 15px;
  white-space: nowrap;
  transition: transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
}

.page-home .channel-pill:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
  box-shadow: var(--glow-cyan);
}

.page-home .channel-pill__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
}

/* 换机四步 */
.page-home .steps-head {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  align-items: start;
}

.page-home .steps-note {
  margin: 14px 0 0;
  max-width: 32em;
  color: var(--muted);
  line-height: 1.75;
}

.page-home .steps-figure {
  aspect-ratio: 3 / 2;
}

.page-home .steps-list {
  display: grid;
  gap: 16px;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .step {
  position: relative;
  padding: 22px 20px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(165deg, rgba(16, 26, 58, .9), rgba(7, 11, 30, .7));
  transition: transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
}

.page-home .step:hover,
.page-home .step:focus-within {
  transform: translateY(-4px);
  border-color: rgba(53, 240, 208, .55);
  box-shadow: var(--shadow-lift);
}

.page-home .step__no {
  display: inline-block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-home .step .h-sub {
  margin: 0 0 8px;
}

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

.page-home .step__link {
  display: inline-block;
  margin-top: 14px;
  color: var(--cyan-soft);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid rgba(124, 247, 228, .45);
  padding-bottom: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

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

.page-home .step__link:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 3px;
  border-radius: 4px;
}

/* 会员中心对比 */
.page-home .compare-head {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: center;
}

.page-home .compare-lede {
  margin: 14px 0 0;
  max-width: 36em;
  color: var(--muted);
  line-height: 1.78;
}

.page-home .compare-figure {
  aspect-ratio: 10 / 7;
}

.page-home .compare-grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(26px, 4vw, 42px);
}

.page-home .compare-card {
  padding: clamp(22px, 3vw, 32px);
  border-radius: var(--radius-lg);
  border-top: 2px solid rgba(53, 240, 208, .55);
}

.page-home .compare-card .h-sub {
  margin: 12px 0 6px;
}

.page-home .compare-card__lede {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

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

.page-home .compare-list li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.page-home .compare-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-home .compare-list strong {
  color: var(--text);
  font-weight: 600;
}

.page-home .compare__extra {
  margin: 18px 0 0;
  padding: 12px 14px;
  border-left: 2px solid var(--line);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: rgba(53, 240, 208, .05);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
  transition: border-color .24s var(--ease), background .24s var(--ease), color .24s var(--ease);
}

.page-home .compare-card:hover .compare__extra,
.page-home .compare-card:focus-within .compare__extra {
  border-color: var(--cyan);
  background: rgba(53, 240, 208, .11);
  color: var(--text);
}

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

/* 更新条带 */
.page-home .log-band {
  position: relative;
  overflow: hidden;
  padding-top: clamp(52px, 7vw, 88px);
  padding-bottom: clamp(52px, 7vw, 88px);
  background: linear-gradient(120deg, rgba(11, 19, 48, .85), rgba(5, 6, 14, .55));
}

.page-home .log-band::before {
  content: "";
  position: absolute;
  left: -12%;
  right: -12%;
  top: 30px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(53, 240, 208, .7), rgba(255, 61, 154, .6), transparent);
  transform: rotate(-6deg);
  transform-origin: center;
  pointer-events: none;
}

.page-home .log-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: clamp(24px, 3vw, 36px);
}

.page-home .log-list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .log-item a {
  display: grid;
  gap: 12px;
  height: 100%;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(16, 26, 58, .62);
  color: var(--text);
  text-decoration: none;
  transition: transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
}

.page-home .log-item a:hover {
  transform: translateY(-4px);
  border-color: rgba(53, 240, 208, .6);
  box-shadow: var(--shadow-lift);
}

.page-home .log-item a:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 3px;
}

.page-home .log-item .tag {
  justify-self: start;
}

.page-home .log-item__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--text);
}

.page-home .log-item__text {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.page-home .log-item__more {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--cyan);
}

/* 联络条 */
.page-home .contact-strip {
  padding-top: clamp(28px, 4vw, 46px);
  padding-bottom: clamp(32px, 5vw, 56px);
}

.page-home .contact-strip__inner {
  display: grid;
  gap: 14px;
  align-items: center;
  padding: 22px clamp(20px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(16, 26, 58, .92), rgba(11, 19, 48, .68));
}

.page-home .contact-strip__copy .h-sub {
  margin: 8px 0 0;
}

.page-home .contact-mail {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--cyan-soft);
  word-break: break-all;
}

.page-home .contact-meta {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.page-home .contact-strip .btn {
  justify-self: start;
}

@media (min-width: 700px) {
  .page-home .steps-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-home .contact-strip__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    row-gap: 10px;
  }

  .page-home .contact-strip .btn {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: center;
    justify-self: end;
  }
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .84fr);
  }

  .page-home .hero-media {
    aspect-ratio: 10 / 11;
  }

  .page-home .band-grid {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-home .channel-rail {
    flex-wrap: wrap;
    overflow: visible;
    margin: 0;
    padding: 0;
    gap: 12px;
    align-content: start;
  }

  .page-home .steps-head {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }

  .page-home .steps-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }

  .page-home .step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 44px;
    right: -20px;
    width: 20px;
    height: 2px;
    background: var(--line);
    transition: background .24s var(--ease), box-shadow .24s var(--ease);
  }

  .page-home .step:hover::after,
  .page-home .step:focus-within::after {
    background: var(--cyan);
    box-shadow: 0 0 12px rgba(53, 240, 208, .7);
  }

  .page-home .compare-head {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr);
  }

  .page-home .compare-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .page-home .log-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-home .contact-strip__inner {
    grid-template-columns: auto minmax(0, 1fr) auto auto;
    border-radius: var(--pill);
  }

  .page-home .contact-strip .btn {
    grid-column: auto;
    grid-row: auto;
    justify-self: end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .channel-pill,
  .page-home .step,
  .page-home .log-item a,
  .page-home .compare__extra,
  .page-home .step__link {
    transition: none;
  }

  .page-home .channel-pill:hover,
  .page-home .step:hover,
  .page-home .log-item a:hover {
    transform: none;
  }
}
<<<END>>>