:root{
  --brand:#0b63f6;
  --brand-dark:#084bb8;
  --brand-soft:#edf4ff;
  --wechat:#07c160;
  --ink:#101828;
  --text:#344054;
  --muted:#667085;
  --line:#e7ecf2;
  --soft:#f7f9fc;
  --white:#fff;
  --success:#067647;
  --success-bg:#ecfdf3;
  --danger:#b42318;
  --danger-bg:#fff1f0;
  --warning:#b54708;
  --shadow:0 24px 70px rgba(20,44,84,.09);
  --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.7;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
button,input{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(calc(100% - 40px),var(--container));margin:0 auto}
.header{height:72px;border-bottom:1px solid rgba(231,236,242,.9);background:rgba(255,255,255,.94);backdrop-filter:blur(14px);position:sticky;top:0;z-index:50}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:850;letter-spacing:-.03em}
.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(145deg,var(--brand),#52a1ff);display:grid;place-items:center;color:#fff;box-shadow:0 10px 24px rgba(11,99,246,.2)}
.brand-mark svg{width:23px;height:23px}
.nav-links{display:flex;gap:30px;color:#475467;font-size:14px}
.nav-links a:hover{color:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn{height:44px;border-radius:10px;padding:0 20px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:7px;font-weight:750;font-size:14px;transition:.2s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px rgba(11,99,246,.18)}
.btn-outline{background:#fff;border-color:#d7dee8;color:#344054}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-disabled{background:#eef1f5;color:#98a2b3;cursor:not-allowed}
.mobile-menu{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff}
.hero{position:relative;overflow:hidden;background:linear-gradient(125deg,#073f98 0%,#0b63f6 58%,#4d9bff 100%);color:#fff}
.hero:before{content:"";position:absolute;inset:auto -160px -270px auto;width:600px;height:600px;border-radius:50%;background:rgba(255,255,255,.075)}
.hero:after{content:"";position:absolute;left:-160px;top:-260px;width:480px;height:480px;border-radius:50%;background:rgba(255,255,255,.055)}
.hero-grid{position:relative;z-index:1;min-height:590px;display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center;padding:72px 0}
.hero-label{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);border-radius:999px;font-size:12px;font-weight:750;color:rgba(255,255,255,.92)}
.hero-label:before{content:"";width:7px;height:7px;border-radius:50%;background:#6ee7a6;box-shadow:0 0 0 5px rgba(110,231,166,.12)}
.hero h1{font-size:clamp(42px,5.3vw,67px);line-height:1.1;letter-spacing:-.055em;margin:23px 0 20px}
.hero p{font-size:18px;line-height:1.95;color:rgba(255,255,255,.82);max-width:650px;margin:0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:32px}
.hero-point{padding:14px 15px;border-radius:12px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);backdrop-filter:blur(10px)}
.hero-point strong{display:block;font-size:14px;margin-bottom:2px}
.hero-point span{display:block;font-size:12px;color:rgba(255,255,255,.68)}
.hero-card{background:#fff;color:var(--ink);border-radius:22px;padding:29px;box-shadow:0 32px 90px rgba(4,31,80,.28)}
.hero-card-top{display:flex;justify-content:space-between;align-items:center;gap:14px}
.hero-card h2{font-size:22px;margin:0}
.status{padding:6px 10px;border-radius:999px;background:#e8f9ef;color:#067647;font-size:12px;font-weight:800}
.hero-card .desc{font-size:14px;color:var(--muted);margin:10px 0 22px}
.fee-box{padding:18px;border-radius:14px;background:var(--soft);border:1px solid var(--line)}
.fee-box small{display:block;color:var(--muted);font-size:12px}
.fee-box strong{display:block;color:var(--brand);font-size:28px;margin:3px 0 1px;letter-spacing:-.03em}
.fee-box span{font-size:12px;color:#7b8494}
.hero-list{display:grid;gap:12px;list-style:none;padding:0;margin:22px 0}
.hero-list li{display:flex;gap:10px;color:#475467;font-size:14px}
.hero-list svg{width:19px;height:19px;color:var(--wechat);flex:0 0 auto;margin-top:2px}
.hero-card .btn{width:100%;height:48px}
.hero-note{text-align:center;color:#98a2b3;font-size:12px;margin:10px 0 0}
.trust{position:relative;z-index:3;margin-top:-28px}
.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.trust-item{padding:22px 25px;display:flex;gap:14px;align-items:center;border-right:1px solid var(--line)}
.trust-item:last-child{border-right:0}
.trust-icon{width:43px;height:43px;border-radius:12px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;flex:0 0 auto}
.trust-icon svg{width:22px;height:22px}
.trust-item strong{display:block;font-size:15px}
.trust-item span{font-size:12px;color:var(--muted)}
section{padding:86px 0}
.section-soft{background:var(--soft)}
.section-head{max-width:760px;text-align:center;margin:0 auto 42px}
.section-head h2{font-size:clamp(31px,4.1vw,44px);line-height:1.18;letter-spacing:-.04em;margin:0 0 12px}
.section-head p{margin:0;color:var(--muted);font-size:15px}
.verify-shell{display:grid;grid-template-columns:.88fr 1.12fr;gap:26px;align-items:stretch}
.verify-intro{padding:34px;border-radius:18px;background:linear-gradient(160deg,#071c40,#0b397d);color:#fff;position:relative;overflow:hidden}
.verify-intro:after{content:"";position:absolute;right:-120px;bottom:-150px;width:320px;height:320px;border-radius:50%;background:rgba(255,255,255,.06)}
.verify-intro h3{font-size:30px;line-height:1.25;letter-spacing:-.03em;margin:0 0 15px;position:relative;z-index:1}
.verify-intro>p{font-size:14px;color:rgba(255,255,255,.72);margin:0;position:relative;z-index:1}
.check-list{display:grid;gap:14px;margin-top:29px;position:relative;z-index:1}
.check-row{display:flex;align-items:flex-start;gap:12px;padding:14px 0;border-top:1px solid rgba(255,255,255,.12)}
.check-row:first-child{border-top:0}
.check-no{width:30px;height:30px;border-radius:9px;background:rgba(255,255,255,.12);display:grid;place-items:center;font-size:12px;font-weight:800;flex:0 0 auto}
.check-row strong{display:block;font-size:14px}
.check-row span{display:block;font-size:12px;color:rgba(255,255,255,.62);margin-top:2px}
.verify-panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:0 18px 60px rgba(21,48,88,.07)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.field{display:grid;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;font-weight:750;color:#344054}
.field input{height:47px;border:1px solid #d8e0ea;border-radius:10px;padding:0 13px;outline:none;color:#101828;background:#fff}
.field input:focus{border-color:#8bb8ff;box-shadow:0 0 0 4px rgba(11,99,246,.08)}
.upload-box{border:1px dashed #b9c7d9;border-radius:12px;background:#fbfcfe;padding:22px;text-align:center;transition:.2s}
.upload-box.drag{border-color:var(--brand);background:var(--brand-soft)}
.upload-box input{display:none}
.upload-icon{width:46px;height:46px;border-radius:13px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;margin:0 auto 10px}
.upload-icon svg{width:24px;height:24px}
.upload-box strong{display:block;font-size:14px}
.upload-box span{display:block;font-size:12px;color:var(--muted);margin-top:4px}
.file-name{margin-top:10px;font-size:12px;color:var(--brand);font-weight:700;min-height:18px}
.consent{display:flex;gap:9px;align-items:flex-start;color:#667085;font-size:12px;margin:15px 0 18px}
.consent input{margin-top:4px}
.verify-panel .btn{width:100%;height:49px}
.scan-box{display:none;margin-top:22px;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.scan-box.active{display:block}
.scan-head{padding:14px 16px;background:#f8fafc;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.scan-head strong{font-size:14px}
.scan-head span{font-size:12px;color:var(--muted)}
.scan-body{padding:17px}
.scan-line{display:flex;gap:10px;align-items:flex-start;padding:9px 0;color:#667085;font-size:13px}
.scan-dot{width:9px;height:9px;border-radius:50%;background:#d0d5dd;box-shadow:0 0 0 5px #f2f4f7;flex:0 0 auto;margin-top:7px}
.scan-line.running{color:var(--brand)}
.scan-line.running .scan-dot{background:var(--brand);box-shadow:0 0 0 5px rgba(11,99,246,.1);animation:pulse 1s infinite}
.scan-line.done{color:#344054}
.scan-line.done .scan-dot{background:var(--wechat);box-shadow:0 0 0 5px rgba(7,193,96,.1)}
@keyframes pulse{50%{opacity:.42}}
.result{display:none;margin-top:16px;border-radius:14px;padding:18px}
.result.show{display:block}
.result.pass{background:var(--success-bg);border:1px solid #abefc6}
.result.fail{background:var(--danger-bg);border:1px solid #fecdca}
.result h4{font-size:17px;margin:0 0 5px}
.result.pass h4{color:var(--success)}
.result.fail h4{color:var(--danger)}
.result p{margin:0;color:#475467;font-size:13px}
.result-details{display:grid;gap:7px;margin-top:13px;font-size:12px;color:#475467}
.result-details div{display:flex;justify-content:space-between;gap:12px;padding-top:7px;border-top:1px solid rgba(52,64,84,.08)}
.qr-next{display:none;grid-template-columns:1fr 122px;gap:20px;align-items:center;margin-top:16px;padding:17px;border-radius:14px;border:1px solid #d9e7fb;background:#f8fbff}
.qr-next.show{display:grid}
.qr-next h4{margin:0 0 6px;font-size:17px}
.qr-next p{margin:0;color:var(--muted);font-size:12px}
.qr-next img{width:112px;height:112px;border-radius:10px;border:1px solid var(--line);background:#fff;padding:6px}
.legal-note{font-size:11px;color:#98a2b3;margin:13px 0 0;line-height:1.65}
.process-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:13px}
.process-card{padding:24px 16px;border-radius:16px;border:1px solid var(--line);background:#fff;min-height:188px}
.process-no{width:38px;height:38px;border-radius:11px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-size:13px;font-weight:850;margin-bottom:17px}
.process-card h3{font-size:16px;margin:0 0 8px}
.process-card p{font-size:12px;color:var(--muted);margin:0}
.process-card.highlight{border-color:#a6c9ff;background:linear-gradient(180deg,#fff,#f7fbff)}
.service-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.service-card{border:1px solid var(--line);border-radius:18px;padding:31px;background:#fff}
.service-card.primary{background:linear-gradient(145deg,#0b63f6,#084bb8);color:#fff;border:0}
.service-card h3{font-size:26px;letter-spacing:-.03em;margin:0 0 9px}
.service-card p{font-size:14px;color:var(--muted);margin:0}
.service-card.primary p{color:rgba(255,255,255,.72)}
.price-large{font-size:45px;font-weight:850;line-height:1;color:var(--brand);margin:25px 0 7px;letter-spacing:-.05em}
.service-card.primary .price-large{color:#fff}
.price-large small{font-size:15px;font-weight:700;letter-spacing:0}
.service-card ul{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:10px}
.service-card li{font-size:13px;color:#475467}
.service-card.primary li{color:rgba(255,255,255,.82)}
.service-card li:before{content:"✓";margin-right:8px;color:var(--wechat);font-weight:900}
.service-card.primary li:before{color:#8ff0bc}
.offline{margin-top:16px;color:#98a2b3;font-size:12px}
.api-box{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;background:#0b1730;color:#fff;border-radius:22px;padding:48px}
.api-box h2{font-size:34px;line-height:1.25;letter-spacing:-.04em;margin:0 0 13px}
.api-box p{margin:0;color:rgba(255,255,255,.66);font-size:14px;max-width:610px}
.api-tags{display:flex;gap:9px;flex-wrap:wrap;margin-top:21px}
.api-tags span{padding:8px 11px;border:1px solid rgba(255,255,255,.16);border-radius:999px;color:rgba(255,255,255,.82);font-size:12px}
.api-code{border:1px solid rgba(255,255,255,.13);background:rgba(255,255,255,.055);border-radius:16px;padding:20px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;color:#c7d7f5}
.api-code span{display:block;padding:7px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.api-code span:last-child{border-bottom:0}
.api-code b{color:#8ff0bc;font-weight:600}
footer{padding:34px 0;border-top:1px solid var(--line);background:#fff;color:#7b8494;font-size:12px}
.footer-row{display:flex;justify-content:space-between;gap:25px;align-items:flex-start}
.footer-links{display:flex;gap:20px;flex-wrap:wrap;justify-content:flex-end}
/* 备案自适应布局核心样式 */
.record-wrap{
  display:flex;
  align-items:center;
  gap:24px;
}
.record-item{
  display:flex;
  align-items:center;
  gap:6px;
  white-space:nowrap;
}
.record-icon{
  width:20px;
  height:20px;
  flex-shrink:0;
}
/* 移动端720px以下三行垂直排列 */
@media(max-width:720px){
  .record-wrap{
    flex-direction:column;
    align-items:flex-start;
    gap:10px;
  }
  .record-item{
    width:100%;
    white-space:normal;
  }
}
@media(max-width:980px){
  .nav-links{display:none}.mobile-menu{display:block}
  .hero-grid,.verify-shell,.api-box{grid-template-columns:1fr}
  .hero-grid{gap:38px;padding:58px 0}
  .hero-points{grid-template-columns:1fr 1fr 1fr}
  .process-grid{grid-template-columns:repeat(3,1fr)}
  .trust-grid{grid-template-columns:1fr}.trust-item{border-right:0;border-bottom:1px solid var(--line)}.trust-item:last-child{border-bottom:0}
}
@media(max-width:720px){
  .container{width:min(calc(100% - 26px),var(--container))}
  .nav-actions .btn-outline{display:none}
  .hero-grid{min-height:auto;padding:48px 0 58px}
  .hero h1{font-size:42px}
  .hero p{font-size:16px}
  .hero-points{grid-template-columns:1fr}
  section{padding:66px 0}
  .form-grid,.service-grid{grid-template-columns:1fr}
  .process-grid{grid-template-columns:1fr 1fr}
  .verify-intro,.verify-panel{padding:24px}
  .api-box{padding:30px 23px}
  .qr-next{grid-template-columns:1fr;text-align:left}.qr-next img{width:120px;height:120px}
  .footer-row{flex-direction:column}.footer-links{justify-content:flex-start}
}
@media(max-width:480px){
  .hero h1{font-size:36px}
  .process-grid{grid-template-columns:1fr}
  .nav-actions .btn-primary{padding:0 14px}
}