.page-home {
  --home-pad: clamp(18px, 3.4vw, 56px);
  --home-y: clamp(56px, 6.5vw, 104px);
  --home-gap: clamp(16px, 2.2vw, 28px);
  background: var(--cream);
  color: var(--ink-brown);
  overflow-x: clip;
  padding-bottom: clamp(48px, 6vw, 88px);
}

.page-home [data-reveal] {
  opacity: 1;
  transform: none;
}

/* ---------- 面包屑 ---------- */
.page-home .crumb-bar {
  padding: 16px var(--home-pad) 14px;
  border-bottom: 1px solid rgba(143, 163, 176, 0.35);
}

.page-home .breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-home .breadcrumbs__sep {
  color: var(--line);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-deep);
  color: var(--cream);
  padding: clamp(28px, 4vw, 56px) var(--home-pad) clamp(34px, 5vw, 72px);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 84% 10%, rgba(217, 154, 43, 0.16), transparent 46%),
    radial-gradient(circle at 6% 92%, rgba(79, 143, 122, 0.14), transparent 44%);
}

.page-home .hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas: "lead" "visual" "fees" "tree";
  gap: clamp(24px, 3vw, 36px);
  align-items: start;
}

.page-home .hero__lead { grid-area: lead; }
.page-home .hero__visual { grid-area: visual; margin: 0; }
.page-home .hero__fees { grid-area: fees; }
.page-home .doctree { grid-area: tree; }

.page-home .hero h1 {
  margin: 12px 0 16px;
  font-family: var(--font-head);
  font-size: clamp(30px, 4.4vw, 50px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-home .hero__intro {
  margin: 0 0 22px;
  max-width: 46ch;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: #D6CEC2;
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.page-home .hero__meta {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--rail-text);
}

.page-home .hero__visual {
  height: clamp(220px, 30vw, 360px);
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--rail-line);
}

.page-home .hero__visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9);
}

/* 首屏费用卡 */
.page-home .hero__fees {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-home .fee {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 13px 14px 15px;
  background: var(--ink-navy);
  border-top: 2px solid var(--amber);
  border-radius: var(--radius);
}

.page-home .fee__name {
  margin: 0;
  font-family: var(--font-head);
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cream);
}

.page-home .fee__amount {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.3vw, 29px);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--amber-soft);
}

.page-home .fee__amount small {
  margin-left: 4px;
  font-family: var(--font-head);
  font-size: 11.5px;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--rail-text);
}

.page-home .fee__tiers {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.7;
  color: var(--rail-text);
}

/* 目录树 */
.page-home .doctree {
  background: var(--cream);
  color: var(--ink-brown);
  border-radius: var(--radius);
  padding: 15px 17px 6px;
}

.page-home .doctree__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 9px;
  border-bottom: 1px solid rgba(143, 163, 176, 0.45);
}

.page-home .doctree__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
}

.page-home .doctree__count {
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--celadon);
}

.page-home .doctree details {
  border-bottom: 1px solid rgba(36, 28, 23, 0.1);
}

.page-home .doctree details:last-of-type {
  border-bottom: 0;
}

.page-home .doctree summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-brown);
}

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

.page-home .doctree summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--celadon);
}

.page-home .doctree details[open] > summary::after { content: "–"; }

.page-home .doctree__links {
  list-style: none;
  margin: 0 0 10px;
  padding: 0 0 0 12px;
  display: grid;
  gap: 1px;
  border-left: 1px solid var(--celadon-soft);
}

.page-home .doctree__links a {
  display: inline-block;
  padding: 3px 0;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--ink-brown);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-home .doctree__links a:hover {
  color: var(--celadon);
  border-bottom-color: var(--celadon);
}

/* ---------- 费用带 ---------- */
.page-home .fees-band {
  padding: var(--home-y) var(--home-pad);
  background: var(--cream);
}

.page-home .fees-band__strip {
  margin: 0 0 clamp(26px, 3.2vw, 44px);
  height: clamp(110px, 15vw, 180px);
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid rgba(143, 163, 176, 0.5);
}

.page-home .fees-band__strip img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85);
}

.page-home .section-head {
  max-width: 660px;
  margin-bottom: clamp(24px, 3vw, 40px);
}

.page-home .section-head h2 {
  margin: 10px 0 12px;
  font-family: var(--font-head);
  font-size: clamp(24px, 3.2vw, 38px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--ink-brown);
}

.page-home .section-head p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-home .fees-band__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
}

.page-home .fee-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px 22px;
  background: var(--paper);
  border: 1px solid rgba(143, 163, 176, 0.5);
  border-top: 2px solid var(--amber);
  border-radius: var(--radius);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.page-home .fee-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.page-home .fee-card__name {
  margin: 0;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink-brown);
}

.page-home .fee-card__price {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--ink-brown);
}

.page-home .fee-card__price small {
  font-family: var(--font-head);
  font-size: 12.5px;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--muted);
}

.page-home .fee-card__list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-navy);
}

.page-home .fee-card__list li {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 3px;
  border-bottom: 1px dashed rgba(143, 163, 176, 0.5);
}

.page-home .fee-card__for {
  margin: 8px 0 0;
  padding-top: 9px;
  border-top: 1px solid rgba(143, 163, 176, 0.35);
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-home .fees-band__foot {
  margin: clamp(20px, 2.4vw, 30px) 0 0;
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .fees-band__foot a {
  margin-left: 6px;
  color: var(--celadon);
  text-decoration: none;
  border-bottom: 1px solid var(--celadon-soft);
}

.page-home .fees-band__foot a:hover {
  border-bottom-color: var(--celadon);
}

/* ---------- 帮助中心 ---------- */
.page-home .docs {
  padding: 0 var(--home-pad) var(--home-y);
  border-top: 1px solid rgba(143, 163, 176, 0.4);
  padding-top: clamp(40px, 5vw, 80px);
}

.page-home .docs__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 44px);
  align-items: center;
  margin-bottom: clamp(26px, 3.4vw, 46px);
}

.page-home .docs__head .section-head {
  margin-bottom: 0;
  max-width: none;
}

.page-home .docs__head .btn {
  margin-top: 20px;
}

.page-home .docs__visual {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid rgba(143, 163, 176, 0.5);
  background: var(--celadon-soft);
}

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

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

.page-home .doc-card {
  padding: 18px 18px 20px;
  background: var(--paper);
  border: 1px solid rgba(143, 163, 176, 0.5);
  border-left: 3px solid var(--celadon);
  border-radius: var(--radius);
}

.page-home .doc-card__title {
  margin: 0 0 4px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-brown);
}

.page-home .doc-card__meta {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.05em;
  color: var(--celadon);
}

.page-home .doc-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-home .doc-card__list a {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(143, 163, 176, 0.3);
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--ink-brown);
  text-decoration: none;
}

.page-home .doc-card__list a::after {
  content: "→";
  font-family: var(--font-mono);
  color: var(--celadon);
}

.page-home .doc-card__list a:hover {
  color: var(--celadon);
}

/* ---------- 客户端与栏目 ---------- */
.page-home .tools {
  padding: var(--home-y) var(--home-pad);
  background: var(--ink-navy);
  color: var(--cream);
  border-top: 1px solid var(--rail-line);
  border-bottom: 1px solid var(--rail-line);
}

.page-home .tools__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 48px);
  align-items: center;
}

.page-home .tools h2 {
  margin: 10px 0 14px;
  font-family: var(--font-head);
  font-size: clamp(24px, 3.2vw, 36px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-home .tools__intro {
  margin: 0 0 20px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: #D6CEC2;
}

.page-home .tools__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .tools__list li {
  position: relative;
  padding-left: 16px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.75;
  color: #D7E0E6;
}

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

.page-home .tools__visual {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--rail-line);
}

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

/* ---------- 老用户办理 ---------- */
.page-home .paths {
  padding: var(--home-y) var(--home-pad) 0;
}

.page-home .paths__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid rgba(143, 163, 176, 0.55);
}

.page-home .path {
  padding: 20px 2px 22px;
  border-bottom: 1px solid rgba(143, 163, 176, 0.4);
}

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

.page-home .path__key {
  display: block;
  margin-bottom: 8px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-brown);
}

.page-home .path__val {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 服务保障 ---------- */
.page-home .assurance {
  padding: var(--home-y) var(--home-pad) 0;
}

.page-home .assurance__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 2.8vw, 38px);
  padding-top: clamp(18px, 2.2vw, 28px);
  border-top: 1px solid rgba(143, 163, 176, 0.55);
}

.page-home .assure h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-brown);
}

.page-home .assure h3::before {
  content: "";
  display: inline-block;
  width: 16px;
  height: 2px;
  margin-right: 8px;
  vertical-align: 5px;
  background: var(--amber);
}

.page-home .assure p {
  margin: 0 0 10px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .assure a {
  font-family: var(--font-head);
  font-size: 13px;
  color: var(--celadon);
  text-decoration: none;
  border-bottom: 1px solid var(--celadon-soft);
}

.page-home .assure a:hover {
  border-bottom-color: var(--celadon);
}

.page-home .assurance__foot {
  margin: clamp(26px, 3vw, 40px) 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(143, 163, 176, 0.4);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.9;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-home .hero__fees {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    grid-template-areas:
      "lead visual"
      "fees tree";
    column-gap: clamp(30px, 4vw, 64px);
    row-gap: clamp(26px, 3vw, 44px);
  }

  .page-home .hero__visual {
    height: clamp(240px, 24vw, 340px);
  }

  .page-home .docs__head {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }

  .page-home .tools__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }

  .page-home .paths__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .path {
    padding: 22px 20px 24px;
    border-bottom: 0;
    border-right: 1px solid rgba(143, 163, 176, 0.4);
  }

  .page-home .path:last-child {
    border-right: 0;
  }

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

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

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

@media (prefers-reduced-motion: reduce) {
  .page-home .fee-card,
  .page-home .fee-card:hover {
    transform: none;
    transition: none;
  }
}