.page-home {
  --home-gap: clamp(18px, 3.4vw, 34px);
  --home-sec: clamp(52px, 7.6vw, 104px);
  --home-ink-soft: rgba(16, 25, 34, 0.58);
  --home-paper-line: rgba(16, 25, 34, 0.14);
}

.page-home .home-top {
  padding: clamp(14px, 2.6vw, 26px) 0 0;
}

.page-home .home-top__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 24px;
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 12px;
}

.page-home .home-top__note {
  margin: 0;
  letter-spacing: 0.08em;
  font-size: 12px;
  color: var(--cyan-soft);
}

/* ---------- 首屏 ---------- */

.page-home .hero {
  padding: clamp(22px, 4.4vw, 52px) 0 clamp(30px, 4.6vw, 60px);
}

.page-home .hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-home .hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(32px, 6.6vw, 66px);
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--paper);
  max-width: 13em;
}

.page-home .hero__text {
  margin: 20px 0 0;
  max-width: 33em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dark);
}

.page-home .hero__stats {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px clamp(18px, 3vw, 36px);
}

.page-home .hero__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 12px;
  border-left: 1px solid var(--line-strong);
}

.page-home .hero__stat-num {
  font-size: clamp(20px, 3.2vw, 26px);
  line-height: 1;
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.page-home .hero__stat-label {
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.page-home .hero__actions {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .hero__viz {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(165deg, var(--ink-800) 0%, var(--ink-900) 72%);
  padding: clamp(20px, 3.4vw, 32px);
  min-height: 380px;
}

.page-home .hero__viz::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 46px 46px;
  opacity: 0.55;
}

.page-home .hero__viz-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.26;
  z-index: 0;
}

.page-home .viz {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 22px;
  height: 100%;
}

.page-home .viz__head {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan-soft);
}

.page-home .viz__track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-home .viz__node {
  position: relative;
  padding-left: 32px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .viz__node::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 16px;
  bottom: -24px;
  width: 1px;
  background: linear-gradient(var(--line-strong), var(--line-soft));
}

.page-home .viz__node:last-child::before {
  display: none;
}

.page-home .viz__dot {
  position: absolute;
  left: 0;
  top: 5px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  border: 1px solid var(--cyan);
  background: var(--ink-900);
}

.page-home .viz__node--now .viz__dot {
  background: var(--coral);
  border-color: var(--coral);
  box-shadow: 0 0 0 6px rgba(255, 122, 89, 0.14);
}

.page-home .viz__lg {
  font-size: 15px;
  color: var(--paper);
  letter-spacing: 0.02em;
}

.page-home .viz__meta {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-home .viz__node--now .viz__meta {
  color: var(--cyan-soft);
}

.page-home .viz__foot {
  margin: auto 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- 章节通用 ---------- */

.page-home .section {
  padding: var(--home-sec) 0;
}

.page-home .sec-head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: clamp(24px, 4vw, 42px);
  max-width: 46em;
}

.page-home .sec-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1.22;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .sec-head__note {
  margin: 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 三条轨道 ---------- */

.page-home .lanes__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-home .lane {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(79, 227, 208, 0.06), rgba(5, 25, 43, 0.55));
  text-decoration: none;
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), background 0.35s var(--ease);
}

.page-home .lane:hover,
.page-home .lane:focus-visible {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  background: linear-gradient(180deg, rgba(79, 227, 208, 0.12), rgba(5, 25, 43, 0.6));
}

.page-home .lane__no {
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1;
  color: rgba(79, 227, 208, 0.32);
  letter-spacing: 0.04em;
}

.page-home .lane__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(18px, 2.4vw, 22px);
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .lane__for {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--coral);
  max-width: 26em;
}

.page-home .lane__list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-home .lane__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dark);
}

.page-home .lane__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 1px;
  background: var(--cyan);
}

.page-home .lane__go {
  margin-top: auto;
  padding-top: 14px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-home .lanes__fig {
  margin: clamp(26px, 4vw, 44px) 0 0;
}

/* ---------- 规模数字 ---------- */

.page-home .stats {
  background: var(--paper);
  color: var(--text-on-paper);
}

.page-home .stats .sec-head__title {
  color: var(--ink-900);
}

.page-home .stats .sec-head__note {
  color: var(--home-ink-soft);
}

.page-home .stats .eyebrow {
  color: var(--ink-800);
}

.page-home .stats__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 30px) clamp(18px, 3vw, 34px);
}

.page-home .stat {
  position: relative;
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-home .stat::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--ink-900);
  transform: skewX(-8deg);
  transform-origin: left center;
}

.page-home .stat:nth-child(3n + 2)::before {
  background: var(--coral);
}

.page-home .stat__num {
  font-size: clamp(30px, 5.4vw, 46px);
  line-height: 1;
  color: var(--ink-900);
  letter-spacing: 0.01em;
}

.page-home .stat__unit {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--home-ink-soft);
}

.page-home .stat__desc {
  margin: 4px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--home-ink-soft);
  max-width: 26em;
}

/* ---------- 更新节奏 ---------- */

.page-home .cadence__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

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

.page-home .cadence__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-home .cadence__lede {
  margin: 0 0 8px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dark);
}

.page-home .flow {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-home .flow__step {
  position: relative;
  padding: 16px 18px 16px 54px;
  border-left: 1px solid var(--line-strong);
  background: rgba(11, 42, 66, 0.42);
}

.page-home .flow__no {
  position: absolute;
  left: 16px;
  top: 16px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-home .flow__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 16px;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-home .flow__step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dark);
}

.page-home .cadence__facts {
  margin: 18px 0 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
}

.page-home .cadence__fact {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.page-home .cadence__fact dt {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-home .cadence__fact dd {
  margin: 0;
  font-size: 15px;
  color: var(--cyan-soft);
}

/* ---------- 观察摘要 ---------- */

.page-home .digest {
  background: var(--paper);
  color: var(--text-on-paper);
}

.page-home .digest .sec-head__title {
  color: var(--ink-900);
}

.page-home .digest .sec-head__note {
  color: var(--home-ink-soft);
}

.page-home .digest .eyebrow {
  color: var(--ink-800);
}

.page-home .digest__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.page-home .digest__item {
  border-top: 1px solid var(--home-paper-line);
}

.page-home .digest__item:last-child {
  border-bottom: 1px solid var(--home-paper-line);
}

.page-home .digest__link {
  display: block;
  position: relative;
  padding: clamp(18px, 3vw, 26px) clamp(14px, 2.4vw, 24px) clamp(18px, 3vw, 26px) clamp(16px, 2.6vw, 30px);
  text-decoration: none;
  transition: background 0.35s var(--ease), transform 0.35s var(--ease);
}

.page-home .digest__link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--cyan);
  transform: scaleY(0.25);
  transform-origin: top center;
  opacity: 0.35;
  transition: transform 0.35s var(--ease), opacity 0.35s var(--ease), background 0.35s var(--ease);
}

.page-home .digest__item:hover .digest__link,
.page-home .digest__link:focus-visible {
  background: rgba(5, 25, 43, 0.04);
  transform: translateX(4px);
}

.page-home .digest__item:hover .digest__link::before,
.page-home .digest__link:focus-visible::before {
  background: var(--coral);
  opacity: 1;
  transform: scaleY(1);
}

.page-home .digest__no {
  display: block;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink-800);
}

.page-home .digest__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(17px, 2.4vw, 21px);
  line-height: 1.45;
  letter-spacing: 0.01em;
  color: var(--ink-900);
  max-width: 30em;
}

.page-home .digest__sum {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--home-ink-soft);
  max-width: 36em;
}

.page-home .digest__fold {
  display: block;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(16, 25, 34, 0.42);
  transition: color 0.35s var(--ease);
}

.page-home .digest__item:hover .digest__fold,
.page-home .digest__link:focus-visible .digest__fold {
  color: var(--ink-800);
}

/* ---------- 咨询带 ---------- */

.page-home .consult-band {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-top: 1px solid var(--line);
  background: linear-gradient(150deg, var(--ink-800), var(--ink-900) 70%);
  padding: clamp(44px, 6.6vw, 88px) 0;
}

.page-home .consult-band__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  z-index: 0;
}

.page-home .consult-band__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-home .consult-band__lede {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-home .consult-band__lede p {
  margin: 0;
  max-width: 32em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dark);
}

.page-home .consult-band__lede .note {
  font-size: 13px;
  color: var(--muted);
}

.page-home .consult-band__card {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line-strong);
  background: rgba(30, 40, 51, 0.72);
  backdrop-filter: blur(8px);
}

.page-home .consult-band__list {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-home .consult-band__row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
}

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

.page-home .consult-band__row dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-home .consult-band__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-dark);
  word-break: break-word;
}

.page-home .consult-band__card .btn {
  align-self: flex-start;
}

/* ---------- 响应式 ---------- */

@media (min-width: 560px) {
  .page-home .stats__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .cadence__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px 18px;
  }
  .page-home .cadence__fact {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .page-home .consult-band__row {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: 18px;
  }
  .page-home .consult-band__row dt {
    flex: 0 0 auto;
  }
  .page-home .consult-band__row dd {
    text-align: right;
  }
}

@media (min-width: 900px) {
  .page-home .hero__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.78fr);
    gap: clamp(30px, 4vw, 56px);
  }

  .page-home .hero__viz {
    min-height: 100%;
  }

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

  .page-home .stats__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(26px, 3.4vw, 44px) clamp(22px, 3vw, 40px);
  }

  .page-home .stat:nth-child(even) {
    transform: translateY(18px);
  }

  .page-home .cadence__inner {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  }

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

  .page-home .consult-band__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: clamp(32px, 5vw, 72px);
  }
}

@media (min-width: 1180px) {
  .page-home .flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-home .flow__step {
    padding: 46px 16px 18px 18px;
    border-left: 0;
    border-top: 1px solid var(--line-strong);
  }
  .page-home .flow__no {
    top: 16px;
    left: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .lane,
  .page-home .digest__link,
  .page-home .digest__link::before,
  .page-home .digest__fold {
    transition: none;
  }
  .page-home .lane:hover,
  .page-home .lane:focus-visible,
  .page-home .digest__item:hover .digest__link,
  .page-home .digest__link:focus-visible {
    transform: none;
  }
  .page-home .stat:nth-child(even) {
    transform: none;
  }
}