@font-face {
  font-family: 'Baloo 2';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url('../fonts/baloo2-latin.woff2') format('woff2');
}

:root {
  --bg: #F4FBFA;
  --bg2: #FBFEFD;
  --panel: #FFFFFF;
  --teal: #0E9E9A;
  --teal-d: #0A7B78;
  --teal-dd: #075553;
  --teal-l: #E3F4F3;
  --honey: #F2B33D;
  --honey-d: #C98F1E;
  --honey-l: #FEF4E0;
  --coral: #F2595C;
  --ink: #12302F;
  --sub: #4C6462;
  --weak: #8AA09E;
  --line: #DCEDEA;
  --foot: #0A2322;
  --foot-text: #BFD8D5;
  --radius: 18px;
  --shadow: 0 10px 28px rgba(10, 60, 58, .08);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Baloo 2', system-ui, -apple-system, 'Segoe UI', 'Microsoft YaHei', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
  font-size: 16px;
  line-height: 1.78;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--teal-d); text-decoration: none; }
a:hover { color: var(--coral); }

h1, h2, h3 { line-height: 1.28; margin: 0; }
p { margin: 0; }

.wrap { max-width: 1160px; margin: 0 auto; padding: 0 22px; }

/* ── 导航 ─────────────────────────────────────────────── */
.site-nav {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255, 255, 255, .93);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 22px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.brand-mark { width: 38px; height: 38px; border-radius: 11px; }
.brand-name { font-size: 19px; font-weight: 700; color: var(--ink); letter-spacing: .5px; }
.menu { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.menu a {
  padding: 8px 13px; border-radius: 999px; color: var(--sub);
  font-size: 15px; font-weight: 600; white-space: nowrap;
}
.menu a:hover { background: var(--teal-l); color: var(--teal-d); }
.menu a.on { background: var(--teal); color: #fff; }
.nav-cta { flex: 0 0 auto; }
.menu .sm { display: none; }

/* ── 按钮 ─────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  background: var(--teal); color: #fff; font-weight: 700; font-size: 17px;
  padding: 14px 32px; border-radius: 999px; border: 0; cursor: pointer;
  box-shadow: 0 4px 0 var(--teal-dd), 0 14px 24px rgba(10, 123, 120, .18);
  transition: transform .16s ease, box-shadow .16s ease;
}
.btn:hover { color: #fff; transform: translateY(2px); box-shadow: 0 2px 0 var(--teal-dd); }
.btn.honey { background: var(--honey); color: #3B2A04; box-shadow: 0 4px 0 var(--honey-d), 0 14px 24px rgba(201, 143, 30, .2); }
.btn.honey:hover { color: #3B2A04; box-shadow: 0 2px 0 var(--honey-d); }
.btn.sm { font-size: 15px; padding: 10px 22px; box-shadow: 0 3px 0 var(--teal-dd); }
.btn.ghost {
  background: transparent; color: var(--teal-d);
  box-shadow: inset 0 0 0 2px var(--teal);
}
.btn.ghost:hover { color: var(--teal-d); background: var(--teal-l); transform: translateY(2px); }

/* ── Hero ─────────────────────────────────────────────── */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(circle at 7px 7px, rgba(14, 158, 154, .16) 2.6px, transparent 3px) 0 0 / 22px 22px,
    linear-gradient(180deg, #EFF9F8 0%, var(--bg) 100%);
  padding: 62px 0 68px;
}
.hero::before {
  content: ""; position: absolute; left: -12%; right: -12%; top: 118px; height: 78px;
  transform: rotate(-5deg);
  background: linear-gradient(90deg, rgba(242, 179, 61, .34), rgba(242, 179, 61, .04));
}
.hero-inner {
  position: relative; display: grid; grid-template-columns: 1.05fr .95fr;
  gap: 54px; align-items: center;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--panel); border: 1px solid var(--line);
  color: var(--teal-d); font-size: 14px; font-weight: 700;
  padding: 7px 16px; border-radius: 999px; margin-bottom: 20px;
}
.eyebrow i { width: 8px; height: 8px; border-radius: 50%; background: var(--honey); }
h1 { font-size: 44px; letter-spacing: .5px; }
.lead-p { margin-top: 20px; font-size: 17.5px; color: var(--sub); max-width: 34em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.hero-facts {
  list-style: none; display: flex; flex-wrap: wrap; gap: 10px 26px;
  margin: 30px 0 0; padding: 0; font-size: 15px; color: var(--sub);
}
.hero-facts li { display: flex; align-items: baseline; gap: 7px; }
.hero-facts b { font-size: 18px; color: var(--ink); }

.hero-visual { display: flex; justify-content: center; }
.phone {
  width: min(322px, 100%); background: #0F2220; border-radius: 40px; padding: 11px;
  box-shadow: 0 26px 52px rgba(9, 60, 58, .28), 0 0 0 1px rgba(255, 255, 255, .28) inset;
}
.phone img { width: 100%; height: auto; border-radius: 30px; }
.phone-tag {
  position: relative; margin-top: -34px; left: 50%; transform: translateX(-50%);
  display: block; width: max-content; max-width: 92%;
  background: var(--honey); color: #3B2A04;
  font-size: 14px; font-weight: 700; padding: 8px 18px; border-radius: 999px;
  box-shadow: 0 6px 16px rgba(201, 143, 30, .3);
}

/* ── 通用区块 ─────────────────────────────────────────── */
section { padding: 62px 0; }
.sec-alt { background: var(--bg2); }
.sec-head { margin-bottom: 34px; }
.sec-head h2 { font-size: 30px; }
.sec-sub { margin-top: 12px; color: var(--sub); font-size: 16px; max-width: 46em; }
.sec-head.center { text-align: center; }
.sec-head.center .sec-sub { margin-left: auto; margin-right: auto; }

/* 信任条 */
.stats { padding: 30px 0; background: var(--teal-dd); color: #DFF3F1; }
.stats-inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; text-align: center; }
.stats b { display: block; font-size: 30px; color: #fff; }
.stats span { font-size: 14px; color: #A9D2CF; }

/* 功能卡 */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cards > * { min-width: 0; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px; box-shadow: var(--shadow);
}
.card .ico {
  width: 46px; height: 46px; border-radius: 14px; display: flex;
  align-items: center; justify-content: center; margin-bottom: 16px;
  background: var(--teal-l); color: var(--teal-d);
}
.card:nth-child(2n) .ico { background: var(--honey-l); color: var(--honey-d); }
.card:nth-child(3n) .ico { background: #FDE9EA; color: var(--coral); }
.card .ico svg { width: 24px; height: 24px; }
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { color: var(--sub); font-size: 15.4px; }
.card .tip { display: block; margin-top: 12px; font-size: 14.4px; color: var(--teal-d); }

/* 预览 gallery */
.shots { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.shots > * { min-width: 0; }
.shot {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px; box-shadow: var(--shadow);
}
.shot img { width: 100%; height: auto; border-radius: 12px; }
.shot h3 { font-size: 17px; margin: 14px 4px 6px; }
.shot p { font-size: 14.6px; color: var(--sub); margin: 0 4px 6px; }

/* 延伸阅读卡 */
.links { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.links > * { min-width: 0; }
.link-card {
  display: block; background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px 22px; box-shadow: var(--shadow);
  transition: transform .16s ease, border-color .16s ease;
}
.link-card:hover { transform: translateY(-3px); border-color: var(--teal); }
.link-card .k { font-size: 14px; color: var(--honey-d); font-weight: 700; letter-spacing: 1px; }
.link-card h3 { font-size: 18.5px; margin: 8px 0 10px; color: var(--ink); }
.link-card p { font-size: 15px; color: var(--sub); }
.link-card .go { display: inline-block; margin-top: 14px; font-size: 15px; font-weight: 700; color: var(--teal-d); }

/* 评价 */
.quotes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.quotes > * { min-width: 0; }
.quote {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; box-shadow: var(--shadow);
}
.quote .stars { color: var(--honey); font-size: 15px; letter-spacing: 2px; }
.quote blockquote { margin: 12px 0 16px; font-size: 16px; color: var(--ink); }
.quote .who { font-size: 14.4px; color: var(--weak); }

/* FAQ（details） */
.faq-list { display: grid; gap: 12px; }
details.qa {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 14px; padding: 4px 20px; box-shadow: var(--shadow);
}
details.qa summary {
  cursor: pointer; font-weight: 700; font-size: 16.4px; padding: 15px 0;
  list-style: none; display: flex; align-items: flex-start; gap: 12px;
}
details.qa summary::-webkit-details-marker { display: none; }
details.qa summary::before {
  content: "Q"; flex: 0 0 auto; width: 24px; height: 24px; border-radius: 8px;
  background: var(--teal-l); color: var(--teal-d); font-size: 14px; font-weight: 700;
  display: inline-flex; align-items: center; justify-content: center; margin-top: 2px;
}
details.qa[open] summary::before { background: var(--honey); color: #3B2A04; }
details.qa .a { padding: 0 0 18px 36px; color: var(--sub); font-size: 15.6px; }
details.qa .a p + p { margin-top: 10px; }

/* 表格 */
.tbl-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.tbl { width: 100%; min-width: 560px; border-collapse: collapse; background: var(--panel); font-size: 15.4px; }
.tbl th, .tbl td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl th { background: var(--teal-l); color: var(--teal-dd); font-weight: 700; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl-note { margin-top: 12px; font-size: 14.6px; color: var(--weak); }

/* 步骤 */
.steps { display: grid; gap: 16px; counter-reset: st; }
.step {
  display: grid; grid-template-columns: 54px 1fr; gap: 18px;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px 24px; box-shadow: var(--shadow);
}
.step .n {
  width: 46px; height: 46px; border-radius: 14px; background: var(--teal);
  color: #fff; font-size: 20px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.step:nth-child(2n) .n { background: var(--honey); color: #3B2A04; }
.step h3 { font-size: 18px; margin-bottom: 8px; }
.step p { color: var(--sub); font-size: 15.4px; }
.step p + p { margin-top: 8px; }

/* 双栏图文 */
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: center; }
.cols > * { min-width: 0; }
.cols.rev .media { order: 2; }
.media .frame {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px; box-shadow: var(--shadow); max-width: 340px; margin: 0 auto;
}
.media .frame img { width: 100%; height: auto; border-radius: 12px; }
.media .cap { margin-top: 12px; text-align: center; font-size: 14.4px; color: var(--weak); }
.cols h2 { font-size: 27px; margin-bottom: 16px; }
.cols p { color: var(--sub); }
.cols p + p { margin-top: 12px; }
.bullets { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 10px; }
.bullets li { position: relative; padding-left: 26px; color: var(--sub); font-size: 15.6px; }
.bullets li::before {
  content: ""; position: absolute; left: 4px; top: 11px;
  width: 9px; height: 9px; border-radius: 3px; background: var(--honey); transform: rotate(45deg);
}

/* 文章级排版（内页正文） */
.prose { max-width: 820px; }
.prose h2 { font-size: 26px; margin: 40px 0 16px; }
.prose h3 { font-size: 19px; margin: 26px 0 10px; color: var(--teal-dd); }
.prose p { color: var(--sub); margin-bottom: 14px; }
.prose ul, .prose ol { color: var(--sub); padding-left: 22px; margin: 0 0 16px; }
.prose li + li { margin-top: 8px; }
.prose .key { color: var(--teal-d); font-weight: 700; }

/* 内页横幅 */
.page-hero {
  background:
    radial-gradient(circle at 7px 7px, rgba(14, 158, 154, .14) 2.6px, transparent 3px) 0 0 / 22px 22px,
    linear-gradient(180deg, #EFF9F8, var(--bg));
  padding: 54px 0 46px;
}
.crumb { font-size: 14.4px; color: var(--weak); margin-bottom: 16px; }
.crumb a { color: var(--weak); }
.crumb a:hover { color: var(--teal-d); }
.page-hero h1 { font-size: 36px; }
.page-hero .lead-p { margin-top: 18px; }

/* CTA 条 */
.cta-band { background: linear-gradient(135deg, var(--teal-dd), var(--teal)); color: #EAF7F6; }
.cta-band .inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px;
}
.cta-band h2 { font-size: 29px; color: #fff; }
.cta-band p { margin-top: 10px; color: #C9E7E5; max-width: 42em; }

/* 页脚 */
.site-foot { background: var(--foot); color: var(--foot-text); padding: 48px 0 30px; font-size: 15px; }
.foot-top { display: grid; grid-template-columns: 1.3fr 1fr 1.3fr; gap: 32px; }
.foot-brand { display: flex; gap: 12px; align-items: flex-start; }
.foot-brand img { width: 40px; height: 40px; border-radius: 12px; }
.foot-brand strong { color: #fff; font-size: 18px; display: block; }
.foot-brand p { color: #8FB6B3; font-size: 14.4px; margin-top: 6px; }
.foot-nav { display: flex; flex-direction: column; gap: 9px; }
.foot-nav a { color: var(--foot-text); font-size: 15px; }
.foot-nav a:hover { color: var(--honey); }
.disc {
  border-left: 3px solid var(--honey); padding-left: 14px;
  color: #9FC2BF; font-size: 14.2px; line-height: 1.7;
}
.copy { margin-top: 14px; color: #6E9491; font-size: 13.8px; }
.foot-bar { margin-top: 34px; padding-top: 20px; border-top: 1px solid #143C39; display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; color: #6E9491; font-size: 13.8px; }

/* 渐显 */
.reveal { transition: opacity .55s ease, transform .55s ease; }
.js .reveal { opacity: 0; transform: translateY(18px); }
.js .reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal, .reveal { opacity: 1; transform: none; transition: none; }
}

/* ── 断点 ≤980 ────────────────────────────────────────── */
@media (max-width: 980px) {
  h1 { font-size: 36px; }
  .page-hero h1 { font-size: 30px; }
  .hero { padding: 46px 0 54px; }
  .hero-inner { grid-template-columns: 1fr; gap: 38px; }
  .hero-visual { order: -1; }
  .phone { width: min(280px, 100%); }
  .lead-p { font-size: 16.4px; }
  .cards, .shots, .links { grid-template-columns: repeat(2, 1fr); }
  .quotes { grid-template-columns: 1fr; }
  .cols { grid-template-columns: 1fr; gap: 26px; }
  .cols.rev .media { order: 0; }
  .foot-top { grid-template-columns: 1fr; gap: 26px; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); gap: 22px; }
  .cta-band h2 { font-size: 25px; }
}

/* ── 断点 ≤620 ────────────────────────────────────────── */
@media (max-width: 620px) {
  body { font-size: 15.6px; }
  .wrap { padding: 0 16px; }
  h1 { font-size: 29px; }
  .page-hero h1 { font-size: 25px; }
  .sec-head h2, .prose h2 { font-size: 22px; }
  .cta-band h2 { font-size: 21px; }
  .nav-inner { gap: 10px; min-height: 60px; }
  .brand-mark { width: 32px; height: 32px; border-radius: 9px; }
  .brand-name { font-size: 16px; }
  .menu { gap: 3px; margin-left: auto; }
  .menu a { padding: 6px 8px; font-size: 13px; letter-spacing: -.2px; }
  .menu .lg { display: none; }
  .menu .sm { display: inline; }
  .nav-cta { display: none; }
  section { padding: 44px 0; }
  .hero { padding: 34px 0 44px; }
  .hero::before { top: 84px; height: 58px; }
  .eyebrow { font-size: 13px; padding: 6px 13px; }
  .lead-p { font-size: 15.6px; }
  .hero-facts { gap: 8px 18px; font-size: 14.2px; }
  .hero-facts b { font-size: 16.5px; }
  .btn { font-size: 15.6px; padding: 12px 26px; }
  .btn.sm { font-size: 14px; padding: 9px 18px; }
  .cards, .shots, .links { grid-template-columns: 1fr; }
  .card, .shot, .link-card, .quote { padding: 20px 18px; }
  .step { grid-template-columns: 42px 1fr; gap: 14px; padding: 18px; }
  .step .n { width: 38px; height: 38px; border-radius: 12px; font-size: 17px; }
  details.qa { padding: 2px 16px; }
  details.qa summary { font-size: 15.4px; }
  details.qa .a { padding-left: 30px; font-size: 15px; }
  .cta-band .inner { flex-direction: column; align-items: flex-start; }
  .foot-bar { flex-direction: column; }
}