.page-home {
  display: block;
  background: var(--paper-100);
  color: var(--ink-900);
  overflow-x: clip;
}

/* ---------- 首屏 5:7 分屏 ---------- */
.page-home .hero {
  position: relative;
  padding: clamp(40px, 6vw, 88px) 0 clamp(48px, 6vw, 84px);
  background-color: var(--paper-100);
  background-image:
    radial-gradient(120% 90% at 8% 0%, rgba(185, 138, 62, 0.13), transparent 58%),
    repeating-linear-gradient(0deg, rgba(20, 17, 15, 0.028) 0 1px, transparent 1px 5px);
}

.page-home .hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 56px);
  align-items: start;
}

.page-home .hero__ctx {
  margin: 0 0 22px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mineral-500);
}

.page-home .hero__title {
  margin: 0 0 26px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(38px, 7.6vw, 88px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-home .hero__title em {
  font-style: normal;
  color: var(--bronze-700);
}

.page-home .hero__lede {
  margin: 0;
  max-width: 46ch;
  font-size: var(--fs-18);
  line-height: 1.85;
  color: var(--ink-700);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.page-home .hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 18px 20px;
  margin: 42px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--hairline-ink);
}

.page-home .hero__facts dt {
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--mineral-500);
}

.page-home .hero__facts dd {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-22);
  color: var(--ink-900);
}

.page-home .hero__facts .num {
  color: var(--cinnabar-600);
  font-size: var(--fs-28);
}

/* 右侧索引铭牌 */
.page-home .hero__index {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 340px;
  padding: clamp(24px, 3.4vw, 42px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: var(--ink-900);
  color: var(--on-dark);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
}

.page-home .hero__index-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
}

.page-home .hero__index::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(20, 17, 15, 0.32) 0%, rgba(20, 17, 15, 0.9) 70%);
}

.page-home .hero__index-title,
.page-home .hero__index-list {
  position: relative;
  z-index: 2;
}

.page-home .hero__index-title {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: var(--fs-22);
  font-weight: 700;
  color: var(--paper-100);
}

.page-home .hero__index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hairline-bronze);
}

.page-home .hero__index-list li {
  border-bottom: 1px solid var(--hairline-bronze);
}

.page-home .hero__index-list a {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num label"
    "num note";
  gap: 3px 18px;
  padding: 15px 6px;
  text-decoration: none;
  color: var(--paper-100);
  transition: transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-home .hero__index-list a:hover,
.page-home .hero__index-list a:focus-visible {
  transform: translateX(8px);
  background-color: rgba(185, 138, 62, 0.14);
}

.page-home .hero__index-num {
  grid-area: num;
  padding-top: 5px;
  font-size: var(--fs-14);
  color: var(--bronze-500);
}

.page-home .hero__index-label {
  grid-area: label;
  font-family: var(--font-head);
  font-size: var(--fs-18);
  font-weight: 700;
}

.page-home .hero__index-note {
  grid-area: note;
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--on-dark-dim);
}

@media (min-width: 960px) {
  .page-home .hero__grid {
    grid-template-columns: 5fr 7fr;
    gap: clamp(36px, 4vw, 64px);
  }

  .page-home .hero__title {
    position: relative;
    z-index: 2;
    margin-right: -10%;
  }

  .page-home .hero__index {
    min-height: 480px;
  }
}

/* ---------- 业务水平轨道 ---------- */
.page-home .tracks {
  padding: clamp(56px, 7vw, 104px) 0 clamp(48px, 6vw, 84px);
  background: var(--paper-100);
  border-top: 1px solid var(--hairline-ink);
}

.page-home .tracks__head {
  margin-bottom: clamp(26px, 3.4vw, 44px);
}

.page-home .tracks__title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-home .tracks__rail {
  display: flex;
  gap: clamp(14px, 1.8vw, 22px);
  margin-inline: calc(-1 * var(--pad));
  padding: 6px var(--pad) 22px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--bronze-500) transparent;
}

.page-home .tracks__rail::-webkit-scrollbar {
  height: 6px;
}

.page-home .tracks__rail::-webkit-scrollbar-thumb {
  background: var(--bronze-500);
  border-radius: 999px;
}

.page-home .track {
  flex: 0 0 min(84%, 400px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  background: var(--paper-100);
  border: 1px solid var(--hairline-ink);
  overflow: hidden;
}

.page-home .track__media {
  aspect-ratio: 3 / 2;
  background: var(--slate-100);
  overflow: hidden;
}

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

.page-home .track__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 2.6vw, 30px);
}

.page-home .track__num {
  font-size: var(--fs-28);
  line-height: 1;
  color: var(--bronze-700);
}

.page-home .track__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: var(--fs-22);
  font-weight: 700;
  line-height: 1.3;
}

.page-home .track__text {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-700);
}

.page-home .track__text .num {
  color: var(--cinnabar-600);
}

.page-home .track__link {
  margin-top: auto;
  padding-top: 14px;
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--bronze-700);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline-bronze);
  align-self: flex-start;
  transition: color var(--dur) var(--ease);
}

.page-home .track__link:hover,
.page-home .track__link:focus-visible {
  color: var(--cinnabar-600);
}

.page-home .track--dark {
  background: var(--ink-900);
  border-color: transparent;
  color: var(--on-dark);
}

.page-home .track--dark .track__num {
  color: var(--bronze-500);
}

.page-home .track--dark .track__title {
  color: var(--paper-100);
}

.page-home .track--dark .track__text {
  color: var(--on-dark);
}

.page-home .track--dark .track__link {
  color: var(--bronze-200);
  border-bottom-color: var(--hairline-bronze);
}

.page-home .track--dark .track__link:hover,
.page-home .track--dark .track__link:focus-visible {
  color: #fff;
}

/* ---------- 账户延续四步 ---------- */
.page-home .steps {
  padding: clamp(56px, 7vw, 104px) 0;
  background: linear-gradient(180deg, var(--paper-100) 0%, var(--slate-100) 100%);
}

.page-home .steps__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 64px);
}

.page-home .steps__title {
  margin: 12px 0 18px;
  font-family: var(--font-head);
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-home .steps__text {
  margin: 0 0 28px;
  max-width: 42ch;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-700);
}

.page-home .steps__text .num {
  font-family: var(--font-mono);
  color: var(--bronze-700);
}

.page-home .steps__list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
}

.page-home .steps__list li {
  position: relative;
  padding: 22px 0 22px 62px;
  border-top: 1px solid var(--hairline-ink);
}

.page-home .steps__list li:last-child {
  border-bottom: 1px solid var(--hairline-ink);
}

.page-home .steps__list li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 24px;
  font-family: var(--font-mono);
  font-size: var(--fs-22);
  color: var(--bronze-700);
}

.page-home .steps__list h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: var(--fs-18);
  font-weight: 700;
}

.page-home .steps__list p {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-700);
}

/* ---------- 响应与交付数字块 ---------- */
.page-home .sla {
  position: relative;
  padding: clamp(56px, 7vw, 104px) 0;
  background: var(--ink-900);
  color: var(--on-dark);
}

.page-home .sla::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(90deg, rgba(185, 138, 62, 0.08) 0 1px, transparent 1px 72px);
  pointer-events: none;
}

.page-home .sla__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(36px, 5vw, 64px);
}

.page-home .sla .eyebrow {
  color: var(--bronze-200);
}

.page-home .sla__title {
  margin: 12px 0 18px;
  font-family: var(--font-head);
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 800;
  line-height: 1.18;
  color: var(--paper-100);
}

.page-home .sla__text {
  margin: 0 0 28px;
  max-width: 44ch;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--on-dark);
}

.page-home .sla__blocks {
  display: grid;
  gap: 34px;
}

.page-home .sla__label {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--bronze-200);
}

.page-home .sla__figs {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(112px, 1fr));
  gap: 20px 16px;
}

.page-home .sla__figs li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-top: 16px;
  border-top: 1px solid var(--hairline-bronze);
}

.page-home .sla__num {
  font-size: clamp(44px, 7vw, 72px);
  line-height: 1;
  color: var(--bronze-200);
}

.page-home .sla__unit {
  font-size: var(--fs-14);
  color: var(--on-dark-dim);
}

.page-home .sla__cap {
  margin-top: 6px;
  font-size: var(--fs-14);
  color: var(--paper-100);
}

.page-home .sla__block--deliver .sla__num {
  color: var(--paper-100);
}

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

/* ---------- 合作生态 ---------- */
.page-home .eco {
  padding: clamp(56px, 7vw, 104px) 0;
  background: var(--paper-100);
}

.page-home .eco__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 60px);
  align-items: center;
}

.page-home .eco__media {
  margin: 0;
  border: 1px solid var(--hairline-ink);
  background: var(--ink-700);
  overflow: hidden;
}

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

.page-home .eco__caption {
  padding: 10px 14px;
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--on-dark-dim);
}

.page-home .eco__title {
  margin: 12px 0 18px;
  font-family: var(--font-head);
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-home .eco__text {
  margin: 0 0 26px;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-700);
}

.page-home .eco__text .num {
  font-family: var(--font-mono);
  color: var(--cinnabar-600);
}

.page-home .eco__list {
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
}

.page-home .eco__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "n name"
    "n note";
  gap: 2px 18px;
  padding: 14px 0;
  border-top: 1px solid var(--hairline-ink);
}

.page-home .eco__list li:last-child {
  border-bottom: 1px solid var(--hairline-ink);
}

.page-home .eco__num {
  grid-area: n;
  font-size: var(--fs-22);
  color: var(--slate-600);
  align-self: center;
}

.page-home .eco__name {
  grid-area: name;
  font-family: var(--font-head);
  font-size: var(--fs-18);
  font-weight: 700;
  color: var(--ink-900);
}

.page-home .eco__note {
  grid-area: note;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mineral-500);
}

@media (min-width: 900px) {
  .page-home .eco__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-home .eco__grid {
    grid-template-columns: 7fr 5fr;
  }
}

/* ---------- 身份化下一步 ---------- */
.page-home .next {
  padding: clamp(56px, 7vw, 104px) 0 clamp(64px, 8vw, 112px);
  background: linear-gradient(180deg, var(--paper-100) 0%, #F7F3EC 100%);
  border-top: 1px solid var(--hairline-ink);
}

.page-home .next__head {
  margin-bottom: clamp(30px, 4vw, 52px);
}

.page-home .next__title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-home .next__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-home .next__card {
  padding-top: 20px;
  border-top: 2px solid var(--ink-900);
}

.page-home .next__who {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--clay-500);
}

.page-home .next__card-title {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: var(--fs-22);
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink-900);
}

.page-home .next__card-text {
  margin: 0 0 18px;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-700);
}

.page-home .next__link {
  display: inline-block;
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--cinnabar-600);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease);
}

.page-home .next__link:hover,
.page-home .next__link:focus-visible {
  color: var(--cinnabar-700);
}

.page-home .next__foot {
  margin: clamp(38px, 5vw, 60px) 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--hairline-ink);
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--mineral-500);
}

.page-home .next__foot a {
  color: var(--bronze-700);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline-bronze);
  margin: 0 4px;
}

.page-home .next__foot a:hover,
.page-home .next__foot a:focus-visible {
  color: var(--cinnabar-600);
}

@media (min-width: 900px) {
  .page-home .next__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(24px, 3vw, 40px);
    align-items: start;
  }

  .page-home .next__card:nth-child(2) {
    margin-top: 44px;
  }

  .page-home .next__card:nth-child(3) {
    margin-top: 88px;
  }
}

@media (min-width: 760px) {
  .page-home .track {
    flex: 0 0 400px;
  }
}

/* ---------- 动效退化 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-home .hero__index-list a,
  .page-home .track__link,
  .page-home .next__link {
    transition: none;
  }

  .page-home .hero__index-list a:hover,
  .page-home .hero__index-list a:focus-visible {
    transform: none;
  }
}