/* ACE 全乔氏 · v2 站点样式
   保留原站清爽的绿/蓝调性，升级为多页、移动优先的获客站点 */

:root {
  color-scheme: light;
  --ink: #10201c;
  --muted: #5e726c;
  --soft: #f4faf7;
  --panel: rgba(255, 255, 255, 0.86);
  --white: #ffffff;
  --line: rgba(18, 95, 79, 0.14);
  --line-strong: rgba(18, 95, 79, 0.24);
  --green: #14a078;
  --green-deep: #0b5d4b;
  --green-soft: #e2f6ef;
  --blue: #2d72ff;
  --blue-soft: #e8f1ff;
  --gold: #d3a94f;
  --coral: #ff7d61;
  --shadow-sm: 0 10px 30px rgba(24, 74, 65, 0.08);
  --shadow: 0 24px 60px rgba(24, 74, 65, 0.12);
  --shadow-lg: 0 32px 90px rgba(24, 74, 65, 0.18);
  --radius: 18px;
  --radius-sm: 12px;
  --container: 1180px;
  --header-h: 72px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(223, 242, 255, 0.9), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(226, 246, 239, 0.9), transparent 55%),
    linear-gradient(180deg, #f8fcff 0%, #f4fbf7 42%, #ffffff 100%);
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea { font: inherit; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, h4, p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

:focus-visible {
  outline: 3px solid rgba(45, 114, 255, 0.45);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.section { padding: clamp(56px, 8vw, 104px) 0; }
.section--tight { padding: clamp(40px, 5vw, 64px) 0; }
.section--soft { background: linear-gradient(180deg, rgba(226, 246, 239, 0.5), rgba(255, 255, 255, 0)); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--green-deep);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green), var(--blue));
}

h1, .h1 {
  font-size: clamp(34px, 4.8vw, 58px);
  text-wrap: balance;
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 800;
}

h2, .h2 {
  font-size: clamp(26px, 3.4vw, 40px);
  text-wrap: balance;
  line-height: 1.18;
  letter-spacing: -0.01em;
  font-weight: 800;
}

h3, .h3 {
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.35;
  font-weight: 750;
}

.lead {
  color: var(--muted);
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.8;
}

.muted { color: var(--muted); }

.section-head {
  display: grid;
  gap: 14px;
  max-width: 760px;
  margin-bottom: clamp(28px, 4vw, 44px);
}
.section-head--center { margin-inline: auto; text-align: center; justify-items: center; }
.section-head p { max-width: 680px; }

/* ---------- header ---------- */
.site-header {
  position: fixed;
  z-index: 50;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(var(--container), calc(100% - 28px));
  min-height: 62px;
  padding: 8px 12px 8px 16px;
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 14px 44px rgba(35, 86, 92, 0.1);
  backdrop-filter: blur(18px);
  transition: box-shadow 0.25s var(--ease), background 0.25s var(--ease);
}
.site-header.is-scrolled { box-shadow: 0 18px 52px rgba(35, 86, 92, 0.16); background: rgba(255, 255, 255, 0.92); }

.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand img { width: 44px; height: 44px; object-fit: contain; }
.brand-text { display: grid; gap: 1px; min-width: 0; }
.brand-text strong { font-size: 15px; letter-spacing: 0.02em; white-space: nowrap; }
.brand-text small { color: var(--muted); font-size: 11px; white-space: nowrap; }

.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a {
  padding: 9px 13px;
  border-radius: 9px;
  color: #31443f;
  font-size: 14px;
  font-weight: 600;
  transition: background 0.18s var(--ease), color 0.18s var(--ease);
}
.site-nav a:hover { background: rgba(20, 160, 120, 0.1); color: var(--green-deep); }
.site-nav a[aria-current="page"] { background: rgba(20, 160, 120, 0.13); color: var(--green-deep); }

.header-actions { display: flex; align-items: center; gap: 8px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease), background 0.18s var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn--primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--green), #0d7fb8);
  box-shadow: 0 12px 28px rgba(14, 122, 104, 0.26);
}
.btn--primary:hover { box-shadow: 0 16px 34px rgba(14, 122, 104, 0.32); }
.btn--ghost { background: rgba(255, 255, 255, 0.85); border-color: var(--line-strong); color: var(--ink); }
.btn--ghost:hover { background: var(--white); }
.btn--light { background: var(--white); color: var(--green-deep); border-color: transparent; }
.btn--sm { min-height: 36px; padding: 0 14px; font-size: 13px; }
.btn--block { width: 100%; }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.9);
  cursor: pointer;
}
.nav-toggle span { display: block; width: 18px; height: 2px; margin: 3px auto; border-radius: 2px; background: var(--ink); transition: transform 0.2s var(--ease), opacity 0.2s var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

@media (max-width: 960px) {
  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    display: grid;
    gap: 2px;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.97);
    box-shadow: var(--shadow);
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
  }
  .site-nav.is-open { opacity: 1; transform: none; pointer-events: auto; }
  .site-nav a { padding: 12px 14px; }
  .nav-toggle { display: block; }
  .header-actions .btn--primary { display: none; }
}

/* ---------- hero ---------- */
.hero { padding: calc(var(--header-h) + 64px) 0 clamp(48px, 6vw, 84px); }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
}
.hero-copy { display: grid; gap: 22px; justify-items: start; }
.hero h1 { max-width: 12.5em; }
.hero .lead { max-width: 34em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 18px 26px; margin-top: 6px; }
.hero-trust div { display: grid; gap: 2px; }
.hero-trust strong { font-size: 20px; letter-spacing: -0.01em; }
.hero-trust span { color: var(--muted); font-size: 12px; }

.hero-visual { position: relative; }
.hero-photo {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 24px;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 3.2;
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; }
.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(4, 24, 20, 0.55));
}
.hero-photo figcaption {
  position: absolute;
  z-index: 1;
  right: 20px;
  bottom: 18px;
  text-align: right;
  display: grid;
  gap: 3px;
  color: var(--white);
}
.hero-photo figcaption strong { font-size: 16px; }
.hero-photo figcaption span { font-size: 12px; opacity: 0.85; }

.hero-chip {
  position: absolute;
  z-index: 2;
  display: grid;
  gap: 2px;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}
.hero-chip strong { font-size: 18px; letter-spacing: -0.01em; }
.hero-chip span { color: var(--muted); font-size: 11px; white-space: nowrap; }
.hero-chip--one { top: -18px; right: 18px; }
.hero-chip--two { bottom: 26px; left: -22px; }

@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero { padding-top: calc(var(--header-h) + 40px); }
  .hero-chip--one { top: -14px; right: 12px; }
  .hero-chip--two { left: 12px; bottom: 14px; }
}

/* ---------- stat strip ---------- */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.stat-strip div { display: grid; gap: 4px; padding: 20px 22px; border-left: 1px solid var(--line); }
.stat-strip div:first-child { border-left: 0; }
.stat-strip strong { font-size: clamp(20px, 2.4vw, 28px); letter-spacing: -0.02em; }
.stat-strip span { color: var(--muted); font-size: 12px; }
@media (max-width: 720px) {
  .stat-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat-strip div:nth-child(3) { border-left: 0; }
  .stat-strip div:nth-child(n + 3) { border-top: 1px solid var(--line); }
}

/* ---------- cards ---------- */
.grid { display: grid; gap: 18px; }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 960px) {
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
}

.card {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-sm);
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease), border-color 0.22s var(--ease);
}
.card:hover { transform: translateY(-4px); border-color: rgba(45, 114, 255, 0.24); box-shadow: var(--shadow); }
.card--flush { padding: 0; overflow: hidden; }
.card p { color: var(--muted); line-height: 1.75; font-size: 14px; }
.card .num { color: var(--blue); font-size: 12px; font-weight: 800; letter-spacing: 0.12em; }
.card .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--green-soft);
  color: var(--green-deep);
  font-size: 20px;
  font-weight: 800;
}

/* ---------- model / feature rows ---------- */
.feature-row { display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: start; }
.feature-row .icon { margin-top: 2px; }

/* ---------- timeline ---------- */
.timeline { display: grid; gap: 14px; }
.timeline li {
  position: relative;
  display: grid;
  gap: 6px;
  padding: 18px 20px 18px 52px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-sm);
}
.timeline li::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 24px;
  width: 12px;
  height: 12px;
  border: 3px solid var(--white);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green), var(--blue));
  box-shadow: 0 0 0 6px rgba(20, 160, 120, 0.12);
}
.timeline time { color: var(--blue); font-size: 13px; font-weight: 800; }
.timeline h3 { font-size: 17px; }
.timeline p { color: var(--muted); font-size: 13px; line-height: 1.7; }

.journey-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr); gap: 24px; align-items: start; }
.journey-visual { position: relative; margin: 0; overflow: hidden; border-radius: var(--radius); border: 1px solid var(--line); box-shadow: var(--shadow); background: var(--white); }
.journey-visual img { width: 100%; height: auto; }
.journey-visual figcaption { padding: 12px 16px; color: var(--muted); font-size: 12px; border-top: 1px solid var(--line); }
@media (max-width: 960px) {
  .journey-grid { grid-template-columns: 1fr; }
  .journey-visual { display: none; }
}

/* ---------- stores ---------- */
.store-card { display: grid; gap: 10px; }
.store-card .city { color: var(--green-deep); font-size: 12px; font-weight: 700; letter-spacing: 0.06em; }
.store-card h3 { font-size: 17px; }
.store-card address { color: var(--muted); font-size: 13px; line-height: 1.7; font-style: normal; }
.store-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.map-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 11px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  color: var(--green-deep);
  font-size: 12px;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.8);
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}
.map-link:hover { background: var(--green-soft); border-color: rgba(20, 160, 120, 0.35); }
.todo-inline { color: #a3691a; font-size: 12px; }

/* ---------- media / split ---------- */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); align-items: center; }
.split--reverse .split-media { order: 2; }
.split-media { position: relative; margin: 0; overflow: hidden; border-radius: var(--radius); border: 1px solid var(--line); box-shadow: var(--shadow); }
.split-media img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; }
  .split--reverse .split-media { order: 0; }
}

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 10px; }
.faq details {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  flex: none;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--green-soft);
  color: var(--green-deep);
  font-weight: 800;
  transition: transform 0.2s var(--ease);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .answer { padding: 0 20px 18px; color: var(--muted); font-size: 14px; line-height: 1.8; }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding: clamp(28px, 4vw, 44px);
  border-radius: 22px;
  color: var(--white);
  background:
    radial-gradient(520px 260px at 85% 0%, rgba(255, 255, 255, 0.22), transparent 60%),
    linear-gradient(135deg, #0b3f36 0%, #0b6b58 55%, #0d7fb8 100%);
  box-shadow: var(--shadow-lg);
}
.cta-band h2 { color: var(--white); max-width: 20em; }
.cta-band p { margin-top: 10px; color: rgba(255, 255, 255, 0.8); line-height: 1.7; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 10px; }
@media (max-width: 860px) { .cta-band { grid-template-columns: 1fr; } }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-card { display: grid; gap: 10px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255, 255, 255, 0.9); box-shadow: var(--shadow-sm); }
.contact-card .label { color: var(--muted); font-size: 12px; letter-spacing: 0.08em; }
.contact-card strong { font-size: 20px; letter-spacing: 0.01em; }
.contact-card a { color: var(--green-deep); font-weight: 700; }
.contact-card small { color: var(--muted); font-size: 12px; line-height: 1.6; }

.todo-box {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border: 1px dashed rgba(211, 169, 79, 0.75);
  border-radius: var(--radius-sm);
  background: rgba(255, 248, 228, 0.75);
  color: #8a5a13;
  font-size: 13px;
  line-height: 1.7;
}
.todo-box strong { color: #6f470c; }

/* ---------- page hero (inner) ---------- */
.page-hero { padding: calc(var(--header-h) + 56px) 0 clamp(28px, 4vw, 44px); }
.page-hero .lead { max-width: 46em; margin-top: 14px; }
.breadcrumb { display: flex; gap: 8px; color: var(--muted); font-size: 12px; margin-bottom: 18px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--green-deep); }

/* ---------- footer ---------- */
.site-footer {
  margin-top: clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
}
.footer-main {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) repeat(2, minmax(0, 0.6fr));
  gap: 28px;
  padding: clamp(32px, 4vw, 48px) 0 24px;
}
.footer-brand { display: grid; gap: 10px; align-content: start; }
.footer-brand p { color: var(--muted); font-size: 13px; line-height: 1.8; max-width: 32em; }
.footer-col h4 { font-size: 13px; letter-spacing: 0.06em; color: var(--ink); margin-bottom: 10px; }
.footer-col a, .footer-col span { display: block; padding: 4px 0; color: var(--muted); font-size: 13px; }
.footer-col a:hover { color: var(--green-deep); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  justify-content: space-between;
  padding: 16px 0 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}
.footer-bottom a { color: var(--muted); }
.footer-bottom a:hover { color: var(--green-deep); }
@media (max-width: 860px) {
  .footer-main { grid-template-columns: 1fr; gap: 20px; }
}

/* ---------- reveal ---------- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.js [data-reveal].is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
  .card, .btn, .site-header, .site-nav { transition: none; }
}

/* ---------- utility ---------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.stack-8 { display: grid; gap: 8px; }
.stack-12 { display: grid; gap: 12px; }
.stack-16 { display: grid; gap: 16px; }
.mt-24 { margin-top: 24px; }
.center { text-align: center; }

.center-x { justify-content: center; }

.journey-aside { align-self: start; }