.page-home {
  --home-band: clamp(52px, 8vw, 100px);
  --home-ink-soft: #3c4557;
  display: block;
  background: var(--mist-50);
  color: var(--ink-900);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(28px, 4vw, 46px) clamp(54px, 7vw, 96px);
  background:
    radial-gradient(110% 80% at 92% -10%, rgba(191, 224, 238, 0.75), rgba(191, 224, 238, 0) 60%),
    linear-gradient(170deg, var(--mist-50) 0%, #EEF1F4 52%, #E2E8EF 100%);
  overflow: hidden;
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(11, 79, 108, 0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(11, 79, 108, 0.07) 1px, transparent 1px);
  background-size: 76px 76px;
  -webkit-mask-image: radial-gradient(75% 65% at 72% 12%, #000 0%, transparent 76%);
  mask-image: radial-gradient(75% 65% at 72% 12%, #000 0%, transparent 76%);
  pointer-events: none;
}

.page-home .home-crumb {
  display: inline-flex;
  align-items: center;
  margin: 0 0 clamp(18px, 3vw, 26px);
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(11, 15, 26, 0.05);
  color: var(--slate-500);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-home .hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 44px);
  align-items: stretch;
}

.page-home .hero__title {
  margin: 10px 0 clamp(16px, 2vw, 22px);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 5.6vw, 72px);
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.page-home .hero__lede {
  max-width: 32em;
  margin: 0 0 clamp(24px, 3vw, 32px);
  color: var(--home-ink-soft);
  font-size: clamp(16px, 1.7vw, 18px);
  line-height: 1.85;
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: clamp(20px, 3vw, 28px);
}

.page-home .hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .hero__quick a {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(11, 79, 108, 0.18);
  color: var(--lake-700);
  font-size: 14px;
  text-decoration: none;
  transition: background 180ms var(--ease), border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-home .hero__quick a:hover {
  background: #ffffff;
  border-color: var(--amber-500);
  transform: translateY(-2px);
}

.page-home .hero__quick a:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 2px;
}

.page-home .hero__aside {
  position: relative;
  overflow: hidden;
  min-height: 320px;
  border-radius: var(--radius-lg);
  background: linear-gradient(168deg, var(--lake-700) 0%, var(--dusk-700) 58%, var(--ink-900) 100%);
  color: var(--mist-50);
  box-shadow: 0 30px 70px -42px rgba(11, 15, 26, 0.75);
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.36;
  mix-blend-mode: screen;
}

.page-home .hero__aside-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
  padding: clamp(22px, 2.8vw, 34px);
}

.page-home .hero__aside-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber-200);
}

.page-home .timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 0;
  padding: 0 0 0 18px;
  list-style: none;
}

.page-home .timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 14px;
  width: 1px;
  background: linear-gradient(180deg, var(--amber-500), rgba(191, 224, 238, 0.22));
}

.page-home .timeline__item {
  position: relative;
}

.page-home .tl__head {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  list-style: none;
  cursor: pointer;
}

.page-home .tl__head::-webkit-details-marker {
  display: none;
}

.page-home .tl__head:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.page-home .tl__dot {
  position: absolute;
  left: -18px;
  top: 16px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(191, 224, 238, 0.3);
  border: 1px solid rgba(191, 224, 238, 0.6);
  transition: transform 200ms var(--ease), background 200ms var(--ease);
}

.page-home .timeline__item:first-child .tl__dot {
  background: var(--amber-500);
  border-color: var(--amber-500);
  box-shadow: 0 0 0 5px rgba(240, 169, 59, 0.2);
}

.page-home .tl[open] .tl__dot {
  transform: scale(1.08);
}

.page-home .tl__version {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--amber-200);
}

.page-home .tl__title {
  font-size: 15px;
  font-weight: 600;
  color: var(--mist-50);
}

.page-home .tl__time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(191, 224, 238, 0.72);
  white-space: nowrap;
}

.page-home .tl__body {
  max-width: 34ch;
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(247, 245, 240, 0.78);
}

.page-home .hero__more {
  align-self: flex-start;
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid rgba(191, 224, 238, 0.4);
  color: var(--mist-50);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 180ms var(--ease), background 180ms var(--ease);
}

.page-home .hero__more:hover {
  border-color: var(--amber-500);
  background: rgba(240, 169, 59, 0.14);
}

.page-home .hero__more:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 3px;
}

/* ---------- 服务范围 ---------- */
.page-home .services {
  padding-block: var(--home-band);
  background: linear-gradient(180deg, #E2E8EF 0%, var(--mist-50) 36%);
}

.page-home .services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 46px);
}

.page-home .services__media {
  margin: clamp(20px, 3vw, 28px) 0 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: linear-gradient(150deg, var(--lake-200), #dfe4f0);
}

.page-home .services__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .services__list {
  display: grid;
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--hairline);
}

.page-home .svc {
  padding: clamp(18px, 2.4vw, 24px) 0;
  border-bottom: 1px solid var(--hairline);
}

.page-home .svc__no {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--lake-500);
  transition: color 180ms var(--ease);
}

.page-home .svc:hover .svc__no {
  color: var(--amber-500);
}

.page-home .svc__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.35;
}

.page-home .svc__text {
  margin: 0;
  color: var(--slate-500);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 资料下载区 ---------- */
.page-home .library {
  position: relative;
  padding-block: var(--home-band);
  background:
    radial-gradient(90% 70% at 6% 0%, rgba(11, 79, 108, 0.72), transparent 62%),
    radial-gradient(75% 65% at 100% 100%, rgba(58, 42, 92, 0.88), transparent 64%),
    var(--ink-900);
  color: var(--mist-50);
}

.page-home .library__head {
  display: grid;
  gap: 16px;
  margin-bottom: clamp(20px, 3vw, 28px);
}

.page-home .library .section-title {
  color: var(--mist-50);
}

.page-home .library .eyebrow {
  color: var(--amber-200);
}

.page-home .library__note {
  margin: 0;
  color: rgba(247, 245, 240, 0.62);
  font-size: 14px;
  line-height: 1.8;
}

.page-home .library .chip-row {
  margin-bottom: clamp(20px, 3vw, 28px);
}

.page-home .library .chip {
  background: rgba(191, 224, 238, 0.1);
  border: 1px solid rgba(191, 224, 238, 0.28);
  color: var(--lake-200);
  font-size: 13px;
}

.page-home .library .chip.is-active {
  background: var(--amber-500);
  border-color: var(--amber-500);
  color: var(--ink-900);
  font-weight: 600;
}

.page-home .library__flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 20px);
  margin-bottom: clamp(24px, 3vw, 34px);
}

.page-home .doc {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.2vw, 24px);
  border-radius: var(--radius-md);
  background: linear-gradient(165deg, rgba(35, 42, 58, 0.95), rgba(11, 15, 26, 0.92));
  border: 1px solid rgba(191, 224, 238, 0.16);
  transition: transform 200ms var(--ease), border-color 200ms var(--ease), box-shadow 200ms var(--ease);
}

.page-home .doc:hover {
  transform: translateY(-4px);
  border-color: var(--amber-500);
  box-shadow: 0 22px 44px -30px rgba(0, 0, 0, 0.9);
}

.page-home .doc__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.09em;
  color: var(--amber-200);
}

.page-home .doc__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--mist-50);
}

.page-home .doc__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(247, 245, 240, 0.7);
}

.page-home .doc__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: auto 0 0;
  padding-top: 10px;
}

.page-home .doc__tags span {
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(191, 224, 238, 0.12);
  color: var(--lake-200);
  font-family: var(--font-mono);
  font-size: 11px;
}

.page-home .doc--media {
  padding: 0;
  overflow: hidden;
  background: linear-gradient(155deg, var(--dusk-700), var(--lake-700));
}

.page-home .doc--media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  opacity: 0.86;
}

.page-home .doc--media .doc__cap {
  margin: 0;
  padding: 14px 18px 18px;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(247, 245, 240, 0.86);
}

/* ---------- 新老用户路径 ---------- */
.page-home .paths {
  padding-block: var(--home-band);
  background: linear-gradient(180deg, var(--mist-50) 0%, #f0eef4 100%);
}

.page-home .paths__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 2.6vw, 26px);
  margin-top: clamp(24px, 3vw, 34px);
}

.page-home .path {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3vw, 32px);
  border-radius: var(--radius-lg);
  background: #ffffff;
  border: 1px solid rgba(11, 79, 108, 0.1);
  box-shadow: 0 26px 52px -44px rgba(11, 15, 26, 0.7);
}

.page-home .path::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--lake-500), var(--amber-500));
}

.page-home .path--dusk::before {
  background: linear-gradient(90deg, var(--dusk-700), var(--dusk-500));
}

.page-home .path__tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(11, 79, 108, 0.08);
  color: var(--lake-700);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-home .path--dusk .path__tag {
  background: rgba(58, 42, 92, 0.1);
  color: var(--dusk-700);
}

.page-home .path__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 25px);
  font-weight: 700;
  line-height: 1.36;
}

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

.page-home .path__steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  font-size: 15px;
  line-height: 1.72;
  color: var(--home-ink-soft);
}

.page-home .path__steps .mono {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--ink-900);
  color: var(--amber-200);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.page-home .path__link {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--amber-500);
  color: var(--lake-700);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: color 180ms var(--ease);
}

.page-home .path__link:hover {
  color: var(--amber-500);
}

.page-home .path__link:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 3px;
}

/* ---------- 信任与服务信息 ---------- */
.page-home .trust {
  padding-block: var(--home-band) clamp(38px, 5vw, 60px);
  background: var(--mist-50);
}

.page-home .trust__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 42px);
  padding-bottom: clamp(24px, 3.4vw, 38px);
  border-bottom: 1px solid var(--hairline);
}

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

.page-home .trust__list li {
  padding: 18px;
  border-radius: var(--radius-md);
  background: #ffffff;
  border: 1px solid rgba(11, 79, 108, 0.1);
}

.page-home .trust__list .mono {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--lake-700);
}

.page-home .trust__list p {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--slate-500);
}

.page-home .trust__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 20px;
  padding-top: clamp(18px, 2.4vw, 26px);
}

.page-home .trust__bar p {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--slate-500);
}

.page-home .trust__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.page-home .trust__links a {
  font-size: 13px;
  color: var(--lake-700);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease);
}

.page-home .trust__links a:hover {
  border-bottom-color: var(--amber-500);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-home .services__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(20px, 3vw, 34px);
  }

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

@media (min-width: 720px) {
  .page-home .library__flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-home .paths__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .library__head {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
    gap: clamp(20px, 3vw, 40px);
  }

  .page-home .trust__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-home .services__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(24px, 3vw, 40px);
  }

  .page-home .hero__aside {
    border-radius: 0;
    clip-path: polygon(56px 0, 100% 0, 100% 100%, 0 100%);
  }

  .page-home .hero__aside-inner {
    padding-left: clamp(56px, 5.2vw, 78px);
  }
}

@media (min-width: 1080px) {
  .page-home .library__flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .doc:nth-child(2) {
    margin-top: 24px;
  }

  .page-home .doc:nth-child(3) {
    margin-top: 8px;
  }

  .page-home .doc:nth-child(4) {
    margin-top: 40px;
  }
}

@media (min-width: 1100px) {
  .page-home .services__intro {
    position: sticky;
    top: calc(var(--header-top-h) + var(--header-nav-h) + 24px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .doc,
  .page-home .hero__quick a,
  .page-home .tl__dot,
  .page-home .svc__no,
  .page-home .path__link,
  .page-home .trust__links a,
  .page-home .hero__more {
    transition: none;
  }

  .page-home .doc:hover,
  .page-home .hero__quick a:hover {
    transform: none;
  }
}
<<<END>>>