.page-home {
  --home-rule: color-mix(in srgb, currentColor 14%, transparent);
}

/* ==================== HERO ==================== */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
  padding-top: var(--section-y-lg);
  padding-bottom: var(--section-y-lg);
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-home .hero__plane--accent {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 82%;
  height: 70%;
  background-color: var(--color-accent);
  clip-path: polygon(38% 0, 100% 0, 100% 100%, 0 100%);
}

.page-home .hero__pitch {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  color: var(--color-primary-ink);
  opacity: 0.14;
  fill: none;
  stroke: currentColor;
  stroke-width: 1;
}

.page-home .hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: var(--space-4);
}

.page-home .hero__eyebrow {
  color: var(--color-primary-ink);
  margin: 0;
}

.page-home .hero__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: 1.04;
  letter-spacing: -0.035em;
  color: var(--color-primary-ink);
}

.page-home .hero__copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: var(--measure);
}

.page-home .hero__lede {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-primary-ink);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.page-home .hero__figure {
  margin: 0;
}

.page-home .hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: var(--border-thin) solid var(--color-contrast-surface);
}

.page-home .hero__figures {
  list-style: none;
  margin: var(--space-8) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-3);
}

.page-home .hfig {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-home .hfig__value {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-3xl);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-primary-ink);
}

.page-home .hfig__unit {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-sm);
  margin-left: 0.25em;
}

.page-home .hfig__label {
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-primary-ink);
  opacity: 0.86;
}

/* ==================== 通用区头 ==================== */
.page-home .section-head {
  max-width: var(--measure);
}

.page-home .section-index {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-figure);
  line-height: 0.82;
  letter-spacing: -0.05em;
  color: color-mix(in srgb, currentColor 26%, transparent);
  margin-bottom: var(--space-3);
}

.page-home .section-title {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  text-wrap: balance;
}

.page-home .lead {
  margin: var(--space-3) 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-home .link-inline {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

/* ==================== 三个切面 ==================== */
.page-home .cuts {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.page-home .cut {
  padding: var(--space-4) var(--space-3) var(--space-6);
  background-color: color-mix(in srgb, var(--color-contrast-ink) 7%, transparent);
  border-radius: var(--radius-sm);
}

.page-home .cut__card {
  display: block;
  width: 22px;
  height: 30px;
  margin-bottom: var(--space-3);
  background-color: var(--color-contrast-accent);
  border-radius: var(--radius-sm);
}

.page-home .cut__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-home .cut__text {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.84;
}

.page-home .cut__meta {
  margin: var(--space-3) 0 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-contrast-accent);
}

.page-home .cuts__band {
  margin: var(--space-8) 0 0;
}

.page-home .cuts__band img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: var(--border-thin) solid var(--color-contrast-line);
}

.page-home .cuts__band figcaption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-contrast-ink);
  opacity: 0.66;
}

/* ==================== 服务环节 ==================== */
.page-home .steps {
  list-style: none;
  margin: var(--space-8) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-6);
}

.page-home .step {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2);
  padding-bottom: var(--space-6);
  border-bottom: var(--border-thin) solid var(--home-rule);
}

.page-home .step:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .step__no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-2xl);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--color-accent);
}

.page-home .step__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: var(--measure);
}

.page-home .step__body .chip {
  align-self: flex-start;
}

.page-home .step__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
}

.page-home .step__text {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .step__facts {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-1) var(--space-4);
  margin: var(--space-1) 0 0;
  padding: 0;
}

.page-home .step__facts div {
  display: flex;
  gap: var(--space-2);
  align-items: baseline;
}

.page-home .step__facts dt {
  flex: 0 0 auto;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
}

.page-home .step__facts dd {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink);
}

.page-home .route-out {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  margin: var(--space-8) 0 0;
}

.page-home .route-out__note {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

/* ==================== 方案档位 ==================== */
.page-home .tiers {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.page-home .tiers__fig {
  margin: 0;
}

.page-home .tiers__fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: var(--border-thin) solid var(--color-contrast-surface);
}

.page-home .tier {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
}

.page-home .tier__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: var(--space-3);
  row-gap: var(--space-2);
  padding-bottom: var(--space-4);
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-primary-ink) 24%, transparent);
}

.page-home .tier__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .tier__no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-primary-ink);
  opacity: 0.7;
  padding-top: 0.5em;
}

.page-home .tier__main {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-home .tier__name {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  color: var(--color-primary-ink);
}

.page-home .tier__for {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-primary-ink);
  opacity: 0.84;
}

.page-home .tier__scale {
  grid-column: 2 / 3;
  display: block;
  height: 6px;
  background-color: color-mix(in srgb, var(--color-primary-ink) 22%, transparent);
}

.page-home .tier__scale i {
  display: block;
  height: 100%;
  background-color: var(--color-highlight);
}

.page-home .tier__item:nth-child(1) .tier__scale i { width: 25%; }
.page-home .tier__item:nth-child(2) .tier__scale i { width: 52%; }
.page-home .tier__item:nth-child(3) .tier__scale i { width: 78%; }
.page-home .tier__item:nth-child(4) .tier__scale i { width: 100%; }

.page-home .tier__get {
  grid-column: 2 / 3;
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-primary-ink);
  opacity: 0.78;
}

.page-home .tiers__callout {
  margin-top: var(--space-8);
}

.page-home .tiers__team {
  margin: var(--space-6) 0 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-primary-ink);
  opacity: 0.9;
  max-width: var(--measure);
}

/* ==================== 客户端选择 ==================== */
.page-home .app__lead {
  margin-top: var(--space-6);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-home .app-table-wrap {
  margin-top: var(--space-6);
  overflow-x: auto;
}

.page-home .app-table {
  min-width: 44rem;
  width: 100%;
}

.page-home .app-table th[scope="row"] {
  text-align: left;
  font-weight: var(--weight-heading);
}

.page-home .app__foot {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.page-home .app__fig {
  margin: 0;
}

.page-home .app__fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: var(--border-thin) solid var(--color-contrast-surface);
}

.page-home .app__fig figcaption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-ink-muted);
}

.page-home .app__cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: flex-start;
  justify-content: center;
}

.page-home .app__cta p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  max-width: 34ch;
}

/* ==================== 联系 ==================== */
.page-home .channels {
  list-style: none;
  margin: var(--space-8) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
}

.page-home .channel {
  padding: var(--space-4) var(--space-3);
  background-color: var(--color-surface);
  border-left: 4px solid var(--color-accent);
}

.page-home .channel__kind {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-home .channel__value {
  margin: var(--space-2) 0 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-lg);
  line-height: 1.3;
  overflow-wrap: anywhere;
  color: var(--color-ink);
}

.page-home .channel__note {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .contact__foot {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.page-home .contact__line {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  max-width: var(--measure);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.page-home .contact__icp {
  margin-top: var(--space-6);
}

/* ==================== 断点 ==================== */
@media (min-width: 640px) {
  .page-home .hfig__value {
    font-size: var(--text-4xl);
  }

  .page-home .section-title {
    font-size: var(--text-3xl);
  }

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

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

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

@media (min-width: 960px) {
  .page-home .hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    grid-template-areas:
      "eb eb"
      "ti ti"
      "co fi"
      "fg fg";
    column-gap: var(--gutter);
    row-gap: var(--space-6);
    align-items: start;
  }

  .page-home .hero__eyebrow { grid-area: eb; }
  .page-home .hero__title { grid-area: ti; }
  .page-home .hero__copy { grid-area: co; }
  .page-home .hero__figure { grid-area: fi; }
  .page-home .hero__figures { grid-area: fg; }

  .page-home .hero__figures {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-4) var(--gutter);
    margin-top: var(--space-8);
  }

  .page-home .hfig:nth-child(1) { transform: translateY(0); }
  .page-home .hfig:nth-child(2) { transform: translateY(-18px); }
  .page-home .hfig:nth-child(3) { transform: translateY(-36px); }
  .page-home .hfig:nth-child(4) { transform: translateY(-54px); }

  .page-home .cuts {
    grid-template-columns: repeat(7, minmax(0, 1fr));
    column-gap: var(--gutter);
  }

  .page-home .cuts > .cut:nth-child(1) { grid-column: span 3; }
  .page-home .cuts > .cut:nth-child(2) { grid-column: span 2; }
  .page-home .cuts > .cut:nth-child(3) { grid-column: span 2; }

  .page-home .step {
    grid-template-columns: 5rem minmax(0, 1fr);
    align-items: start;
    column-gap: var(--space-4);
  }

  .page-home .tiers {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    column-gap: var(--gutter);
    align-items: start;
  }

  .page-home .app__foot {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: var(--gutter);
    align-items: center;
  }

  .page-home .contact__foot {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-6);
  }
}

@media (min-width: 1200px) {
  .page-home .hero__plane--accent {
    width: 74%;
    height: 66%;
  }
}
<<<END>>>