@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');
:root{
  --primary:#007AFF; --accent:#2E7DF5; --cta:#2b2b2b;
  --bg:#fff; --hero-bg:#EAF3FC; --text:#1c1c1e; --sub:#636366;
  --secondary:#F2F2F7; --border:#C6C6C8; --rehab:#4B7BF5; --dark:#1A1A1A; --footer:#404040;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Pretendard',-apple-system,'Malgun Gothic',sans-serif;color:var(--text);background:#fff;line-height:1.6;-webkit-text-size-adjust:100%}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:720px;margin:0 auto;padding:0 20px}
.hidden{display:none!important}

.site-header{padding:14px 0;text-align:center;border-bottom:1px solid #eee}
.site-header .logo{height:30px;margin:0 auto}

.hero{background:var(--hero-bg);padding:40px 0 32px;text-align:center}
.hero h1{font-size:30px;font-weight:800;line-height:1.35}
.hero h1 b{color:var(--accent)}
.hero p{font-size:17px;color:var(--sub);margin:12px 0 24px}
.btn-cta{display:inline-block;background:var(--cta);color:#fff;font-weight:700;font-size:17px;padding:16px 36px;border-radius:40px;text-decoration:none}
.btn-app{display:inline-block;background:#34A853;color:#fff;font-weight:700;font-size:16px;padding:14px 30px;border-radius:40px;text-decoration:none;margin-top:12px}
.btn-app.big{font-size:17px;padding:16px 36px}
.hero-img{margin:28px auto 0;max-width:420px;width:100%}

.app-banner{background:var(--hero-bg);padding:36px 0;text-align:center}
.app-banner h2{font-size:22px;font-weight:800;margin-bottom:8px}
.app-banner p{color:var(--sub);font-size:15px;margin-bottom:20px}

.section{padding:40px 0}
.section h2{font-size:26px;font-weight:800;line-height:1.35;margin-bottom:12px}
.section .sub{color:var(--sub);font-size:15px;margin-bottom:22px}
.section.dark{background:#000}
.section .white{color:#fff}
.card.intro{border-radius:24px;padding:26px;margin-bottom:16px;color:#fff}
.card.intro:nth-of-type(odd){background:var(--rehab)}
.card.intro:nth-of-type(even){background:var(--dark)}
.card.intro h3{font-size:22px;font-weight:800;margin-bottom:12px}
.card.intro p{font-size:14px;opacity:.92}
.reasons{list-style:none}
.reasons li{border-top:1px solid #3a3a3a;padding:18px 0}
.reasons strong{display:block;color:#fff;font-size:20px;font-weight:700;margin-bottom:6px}
.reasons span{color:rgba(255,255,255,.7);font-size:14px}

.faq-item{border-bottom:1px solid rgba(198,198,200,.4)}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:18px 0;font-size:16px;font-weight:700;color:var(--text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-family:inherit}
.faq-q span{color:var(--sub);font-size:22px;margin-left:10px}
.faq-a{display:none;padding:0 0 18px;color:var(--sub);font-size:14px}
.faq-item.open .faq-a{display:block}

.consult{display:flex;background:#000}
.consult a{flex:1;text-align:center;color:#fff;font-weight:700;padding:24px 0;text-decoration:none}
.site-footer .company{background:var(--footer);color:rgba(255,255,255,.85);text-align:center;padding:28px 20px}
.ft-logo{height:26px;margin:0 auto 14px}
.site-footer .company p{font-size:13px;line-height:1.8}
.site-footer .company small{display:block;color:rgba(255,255,255,.4);font-size:11px;margin-top:12px}

.fab{position:fixed;right:18px;bottom:18px;background:var(--accent);color:#fff;font-weight:700;font-size:14px;text-align:center;line-height:1.25;padding:14px 18px;border-radius:40px;text-decoration:none;box-shadow:0 6px 16px rgba(0,0,0,.25);z-index:50}

.diag-wrap{padding:16px;background:#F9F9F9;min-height:100vh}
.form-card{background:#fff;border-radius:20px;padding:24px;max-width:720px;margin:0 auto;box-shadow:0 10px 30px rgba(0,0,0,.06)}
.steps{display:flex;gap:8px;margin-bottom:28px}
.dot{width:30px;height:30px;border-radius:50%;background:var(--secondary);color:var(--sub);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:500}
.dot.on{background:var(--primary);color:#fff}
.q-title{font-size:24px;font-weight:800;line-height:1.35}
.q-title.accent{color:var(--accent)}
.q-sub{font-size:15px;color:var(--sub);margin-top:6px}
.opts{margin-top:24px}
.opt{display:flex;align-items:center;width:100%;text-align:left;background:var(--secondary);border:1px solid var(--secondary);border-radius:12px;padding:18px 20px;margin-bottom:12px;font-size:16px;font-weight:500;color:var(--text);cursor:pointer;font-family:inherit}
.opt i{width:18px;height:18px;border-radius:50%;border:1.5px solid var(--border);background:#fff;margin-right:12px;flex:none}
.opt.sel{background:#fff;border:2px solid var(--primary);color:var(--primary)}
.opt.sel i{background:var(--primary);border-color:var(--primary)}
.field{width:100%;padding:18px 20px;border:1px solid var(--border);border-radius:12px;font-size:16px;margin-bottom:12px;font-family:inherit}
.agree{display:flex;align-items:center;font-size:14px;color:var(--sub);margin:8px 0 16px;cursor:pointer}
.agree input{width:20px;height:20px;margin-right:8px}
.err{color:#FF3B30;font-size:13px;min-height:18px}
.nav{display:flex;gap:12px;margin-top:24px}
.btn-primary{background:var(--primary);color:#fff;border:none;border-radius:12px;padding:18px;font-size:16px;font-weight:700;cursor:pointer;flex:1;font-family:inherit}
.btn-primary:disabled{background:var(--secondary);color:var(--sub);cursor:default}
.btn-primary.full{width:100%}
.btn-secondary{background:var(--secondary);color:var(--text);border:none;border-radius:12px;padding:18px;font-size:16px;font-weight:700;cursor:pointer;flex:1;font-family:inherit}
.result-box{background:var(--secondary);border-radius:16px;padding:20px;font-size:16px;line-height:1.7;margin:16px 0}
.diag-loading{text-align:center;color:var(--sub);padding:40px 0}
.done-box{text-align:center;padding:30px 0}
.done-box .check{width:64px;height:64px;border-radius:50%;background:var(--primary);color:#fff;font-size:36px;line-height:64px;margin:0 auto 16px}
.done-box h2{font-size:22px;font-weight:800;margin-bottom:10px}
.done-box p{color:var(--sub);margin-bottom:24px}

@media (max-width:600px){
  .hero h1{font-size:26px}
  .section h2{font-size:23px}
}