.page-home {
  --home-rule: 1px solid var(--yw-sand);
  --home-radius: 3px;
  background: var(--yw-paper);
  color: var(--yw-ink);
  font-family: var(--yw-font-sans);
  line-height: 1.75;
  overflow-x: hidden;
}

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

.page-home .yw-media {
  margin: 0;
  overflow: hidden;
}

.page-home .yw-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home a:focus-visible {
  outline: 3px solid var(--yw-coral);
  outline-offset: 3px;
}

.page-home .yw-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 顶部上下文 */
.page-home .home-topline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 18px;
  padding-top: 18px;
  padding-bottom: 10px;
  border-bottom: var(--home-rule);
}

.page-home .home-context {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--yw-mist);
}

/* 首屏 */
.page-home .home-hero {
  padding-block: clamp(26px, 5vw, 56px) clamp(34px, 6vw, 72px);
}

.page-home .home-hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-home .home-hero-title {
  margin: 14px 0 0;
  font-size: clamp(2.35rem, 8.6vw, 4.7rem);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--yw-deep);
  text-wrap: balance;
}

.page-home .home-hero-lede {
  max-width: 36ch;
  margin: 18px 0 0;
  color: var(--yw-ink);
}

.page-home .home-actions {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 4vw, 34px);
}

.page-home .home-hotspot {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 118px;
  padding: 20px 22px;
  border: 1px solid transparent;
  border-radius: var(--home-radius);
  text-decoration: none;
  color: var(--yw-ink);
  box-shadow: var(--yw-shadow-paper);
  transition: transform 0.22s var(--yw-ease), box-shadow 0.22s var(--yw-ease),
    background-color 0.22s var(--yw-ease);
}

.page-home .home-hotspot--coral {
  background: var(--yw-coral);
  border-color: var(--yw-coral);
}

.page-home .home-hotspot--ghost {
  background: var(--yw-foam);
  border-color: var(--yw-coral);
}

.page-home .home-hotspot:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 26px -18px rgba(6, 30, 45, 0.85);
}

.page-home .home-hotspot:active {
  transform: translateY(1px);
}

.page-home .home-hotspot-label {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(6, 30, 45, 0.68);
}

.page-home .home-hotspot-title {
  font-size: clamp(1.35rem, 4vw, 1.7rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--yw-ink);
}

.page-home .home-hotspot-desc {
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(6, 30, 45, 0.82);
}

.page-home .home-hero-side {
  position: relative;
  display: grid;
  gap: 16px;
}

.page-home .home-hero-figure {
  aspect-ratio: 3 / 2;
  border: 1px solid var(--yw-sand);
  background: linear-gradient(135deg, var(--yw-deep), var(--yw-mist));
}

.page-home .home-index {
  padding: 18px 20px;
}

.page-home .home-index-title {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--yw-deep);
}

.page-home .home-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-home .home-index-list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 6px;
  border-bottom: 1px dashed var(--yw-sand);
  font-size: 15px;
  color: var(--yw-ink);
  text-decoration: none;
  transition: background-color 0.2s var(--yw-ease), color 0.2s var(--yw-ease);
}

.page-home .home-index-list li:last-child a {
  border-bottom: 0;
}

.page-home .home-index-list a:hover {
  background: rgba(255, 107, 74, 0.1);
  color: var(--yw-deep);
}

.page-home .home-index-list .yw-mono {
  font-size: 12px;
  color: var(--yw-yellow);
}

.page-home .home-note-rot {
  display: none;
}

/* 品牌带 */
.page-home .home-band {
  padding-block: clamp(34px, 6vw, 72px);
  background: var(--yw-deep);
  color: var(--yw-foam);
  border-block: 1px solid var(--yw-ink);
}

.page-home .home-band-grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
}

.page-home .home-band h2 {
  margin: 10px 0 14px;
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--yw-foam);
}

.page-home .home-band-text p {
  max-width: 42ch;
  margin: 0;
  font-size: 15px;
  color: rgba(248, 251, 250, 0.85);
}

.page-home .home-facts {
  list-style: none;
  margin: 20px 0 22px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .home-facts li {
  padding-top: 8px;
  border-top: 2px solid var(--yw-coral);
  font-size: 13px;
  line-height: 1.6;
  color: rgba(248, 251, 250, 0.78);
}

.page-home .home-facts .yw-mono {
  display: block;
  margin-bottom: 2px;
  font-size: 1.45rem;
  color: var(--yw-foam);
}

.page-home .home-band-figure {
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(248, 251, 250, 0.28);
  background: linear-gradient(160deg, var(--yw-ink), var(--yw-deep));
}

.page-home .home-band-figure figcaption {
  padding: 8px 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--yw-mist);
  background: rgba(6, 30, 45, 0.9);
}

/* 章节体系 */
.page-home .home-chapters {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
}

.page-home .home-rail {
  padding: 16px 18px;
  border: 1px solid var(--yw-sand);
  background: var(--yw-foam);
}

.page-home .yw-toc-title {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--yw-deep);
}

.page-home .yw-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-home .yw-toc-link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 8px 8px;
  border-left: 3px solid transparent;
  font-size: 14px;
  color: var(--yw-ink);
  text-decoration: none;
  transition: background-color 0.2s var(--yw-ease), border-color 0.2s var(--yw-ease);
}

.page-home .yw-toc-link .yw-mono {
  font-size: 12px;
  color: var(--yw-yellow);
}

.page-home .yw-toc-link:hover {
  background: rgba(255, 107, 74, 0.08);
}

.page-home .yw-toc-link[aria-current="true"] {
  border-left-color: var(--yw-coral);
  background: rgba(255, 107, 74, 0.14);
  color: var(--yw-deep);
  font-weight: 700;
}

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

.page-home .home-chapters-body {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
}

.page-home .home-chapter {
  padding-top: 20px;
  border-top: 2px solid var(--yw-deep);
}

.page-home .home-chapter-head {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.page-home .yw-chapter-no {
  margin: 0;
  font-size: clamp(1.7rem, 5vw, 2.6rem);
  font-weight: 800;
  line-height: 1;
  color: var(--yw-yellow);
}

.page-home .home-chapter h2 {
  margin: 0 0 8px;
  font-size: clamp(1.45rem, 3.4vw, 2.05rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--yw-deep);
}

.page-home .home-chapter-lede {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  color: rgba(6, 30, 45, 0.8);
}

.page-home .home-chapter-cta {
  margin: 20px 0 0;
}

/* 双端步骤 */
.page-home .home-steps {
  display: grid;
  gap: 16px;
}

.page-home .home-step {
  padding: 18px 20px;
  border: 1px solid var(--yw-sand);
  background: var(--yw-foam);
  box-shadow: var(--yw-shadow-paper);
}

.page-home .home-step--tablet {
  background: var(--yw-paper);
  border-color: var(--yw-mist);
}

.page-home .home-step-no {
  display: inline-block;
  margin: 0;
  padding: 2px 9px;
  font-size: 12px;
  letter-spacing: 0.12em;
  background: var(--yw-deep);
  color: var(--yw-foam);
}

.page-home .home-step h3 {
  margin: 10px 0 10px;
  font-size: 1.05rem;
  line-height: 1.4;
  color: var(--yw-deep);
}

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

.page-home .home-step-list li {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 10px;
  font-size: 15px;
}

.page-home .home-step-list .yw-mono {
  font-weight: 700;
  color: var(--yw-green);
}

.page-home .home-step p {
  margin: 12px 0 0;
  font-size: 15px;
}

.page-home .home-step figure {
  margin: 8px 0 0;
  aspect-ratio: 10 / 7;
  border: 1px solid var(--yw-sand);
  background: linear-gradient(135deg, var(--yw-mist), var(--yw-deep));
}

/* 案例 */
.page-home .home-case-layout {
  display: grid;
  gap: 18px;
}

.page-home .home-case-layout figure {
  aspect-ratio: 3 / 2;
  border: 1px solid var(--yw-sand);
  background: linear-gradient(140deg, var(--yw-sand), var(--yw-mist));
}

.page-home .home-case-text p {
  margin: 0 0 12px;
  max-width: 42ch;
  font-size: 15px;
}

.page-home .home-case-text .yw-btn {
  margin-top: 4px;
}

.page-home .home-case-strip {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(238px, 78%);
  gap: 12px;
  margin-top: 22px;
  padding: 6px 2px 10px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
}

.page-home .home-case-card {
  scroll-snap-align: start;
  padding: 14px 16px;
  border: 1px solid var(--yw-sand);
  border-top: 3px solid var(--yw-coral);
  background: var(--yw-foam);
}

.page-home .home-case-card h3 {
  margin: 10px 0 6px;
  font-size: 1rem;
  line-height: 1.4;
  color: var(--yw-deep);
}

.page-home .home-case-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(6, 30, 45, 0.8);
}

.page-home .home-case-card .yw-tag {
  font-size: 11px;
}

/* 反馈 */
.page-home .home-feedback-grid {
  display: grid;
  gap: 18px;
}

.page-home .home-feedback-grid > div > p {
  margin: 0;
  max-width: 44ch;
  font-size: 15px;
}

.page-home .home-check {
  list-style: none;
  margin: 14px 0 18px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-home .home-check li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
}

.page-home .home-check li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 0.6em;
  width: 9px;
  height: 9px;
  border: 2px solid var(--yw-green);
  border-radius: 1px;
}

.page-home .home-note-card {
  padding: 20px 22px;
  border-left: 4px solid var(--yw-coral);
  background: var(--yw-deep);
  color: var(--yw-foam);
}

.page-home .home-note-card .yw-mono {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--yw-mist);
}

.page-home .home-note-big {
  margin: 4px 0 8px;
  font-family: var(--yw-font-mono);
  font-size: clamp(1.8rem, 5vw, 2.4rem);
  line-height: 1.1;
  color: var(--yw-yellow);
}

.page-home .home-note-card p:last-child {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(248, 251, 250, 0.82);
}

/* 服务与支持 */
.page-home .home-chapter--dark {
  padding: 24px clamp(18px, 3vw, 28px) 26px;
  border-top-color: var(--yw-coral);
  background: var(--yw-ink);
  color: var(--yw-foam);
}

.page-home .home-chapter--dark h2 {
  color: var(--yw-foam);
}

.page-home .home-chapter--dark .yw-chapter-no {
  color: var(--yw-coral);
}

.page-home .home-chapter--dark .home-chapter-lede,
.page-home .home-chapter--dark > p {
  max-width: 48ch;
  color: rgba(248, 251, 250, 0.84);
}

.page-home .home-chapter--dark > p {
  margin: 0;
  font-size: 15px;
}

.page-home .home-service-links {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.page-home .home-service-links a {
  display: block;
  padding: 14px 16px;
  border: 1px solid rgba(248, 251, 250, 0.28);
  background: rgba(248, 251, 250, 0.05);
  font-size: 14px;
  color: var(--yw-foam);
  text-decoration: none;
  transition: border-color 0.2s var(--yw-ease), background-color 0.2s var(--yw-ease);
}

.page-home .home-service-links a:hover {
  border-color: var(--yw-coral);
  background: rgba(255, 107, 74, 0.16);
}

/* 平板与桌面 */
@media (min-width: 560px) {
  .page-home .home-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 760px) {
  .page-home .home-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .home-case-layout {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-home .home-feedback-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }

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

@media (min-width: 900px) {
  .page-home .home-hero-grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    align-items: start;
  }

  .page-home .home-band-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .page-home .home-note-rot {
    display: block;
    position: absolute;
    right: -6px;
    bottom: 6px;
    margin: 0;
    writing-mode: vertical-rl;
    font-size: 11px;
    letter-spacing: 0.3em;
    color: var(--yw-mist);
  }

  .page-home .home-case-strip {
    grid-auto-flow: row;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    overflow: visible;
    padding-bottom: 0;
  }

  .page-home .home-case-card:nth-child(even) {
    transform: translateY(8px);
  }
}

@media (min-width: 1000px) {
  .page-home .home-chapters {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-home .home-rail {
    position: sticky;
    top: 92px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-hotspot,
  .page-home .home-index-list a,
  .page-home .yw-toc-link,
  .page-home .home-service-links a {
    transition: none;
  }

  .page-home .home-hotspot:hover,
  .page-home .home-hotspot:active {
    transform: none;
  }

  .page-home .home-case-card:nth-child(even) {
    transform: none;
  }
}
<<<END>>>