:root{
  --ink:#172033;--muted:#697386;--line:#e7eaf0;--paper:#fbfcfe;--white:#fff;
  --primary:#315c4d;--primary-2:#4f7b6a;--soft:#edf4f1;--soft-2:#f3f6f8;
  --accent:#dbe8e2;--dark:#14231e;--shadow:0 18px 55px rgba(23,32,51,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{font-family:Pretendard,Nunito,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65}
button,input,select,textarea{font:inherit}
button,a{cursor:pointer}
a{text-decoration:none;color:inherit}
.section-shell{width:min(1180px,calc(100% - 40px));margin:0 auto}
.narrow{width:min(1050px,calc(100% - 40px))}
.site-header{position:sticky;top:0;z-index:100;background:rgba(251,252,254,.88);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,234,240,.8)}
.nav-wrap{width:min(1180px,calc(100% - 40px));height:76px;margin:auto;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:800}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--primary);color:white;display:grid;place-items:center;font-size:13px;letter-spacing:-.5px}
nav{display:flex;gap:32px;color:var(--muted);font-size:14px;font-weight:600}
nav a:hover{color:var(--primary)}
.nav-cta{padding:10px 17px;border:1px solid var(--line);border-radius:12px;background:white;font-size:14px;font-weight:700}
.hero{min-height:650px;display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center;padding-top:70px;padding-bottom:80px}
.eyebrow{display:inline-block;color:var(--primary);font-size:12px;font-weight:800;letter-spacing:1.6px;margin-bottom:18px}
.hero h1,.section-heading h2,.problem h2,.feedback h2{font-size:clamp(38px,5vw,64px);line-height:1.12;letter-spacing:-2.5px}
.hero h1,
.hero-text {
    word-break: keep-all;
}
.hero h1 em,.problem h2 em{font-style:normal;color:var(--primary)}
.hero-text{font-size:18px;color:var(--muted);max-width:650px;margin:25px 0 32px}
.hero-actions{display:flex;gap:12px;align-items:center}
.btn{border:0;border-radius:14px;padding:14px 21px;font-weight:750;transition:.25s;display:inline-flex;align-items:center;justify-content:center;gap:10px}
.btn:hover{transform:translateY(-2px)}
.primary{background:var(--primary);color:white;box-shadow:0 12px 25px rgba(49,92,77,.2)}
.ghost{background:white;border:1px solid var(--line)}
.mini-proof{display:flex;align-items:center;gap:10px;margin-top:28px;color:#8a93a2;font-size:12px;font-weight:650;flex-wrap:wrap}
.mini-proof i{width:3px;height:3px;background:#aab1bc;border-radius:50%}
.hero-visual{position:relative;min-height:490px;background:linear-gradient(145deg,#edf4f1,#f7f9fb);border:1px solid #e0e8e4;border-radius:36px;padding:72px 42px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero-visual:before{content:"";position:absolute;width:340px;height:340px;border-radius:50%;background:#dceae4;filter:blur(10px);right:-100px;top:-100px;opacity:.6}
.analysis-card{position:relative;z-index:2;width:100%;background:rgba(255,255,255,.92);border:1px solid white;border-radius:24px;padding:25px;box-shadow:var(--shadow)}
.analysis-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:22px}
.tiny-label,.box-label{font-size:10px;letter-spacing:1.4px;font-weight:800;color:#8a93a2}
.analysis-head h3{font-size:24px;margin-top:5px}
.status{font-size:11px;background:#e8f3ee;color:var(--primary);padding:6px 10px;border-radius:20px;font-weight:800}
.metric{display:grid;grid-template-columns:1fr 38px;gap:7px;margin-top:14px;font-size:12px;color:var(--muted)}
.metric strong{color:var(--ink);text-align:right}
.bar{grid-column:1/-1;height:7px;background:#edf0f3;border-radius:20px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--primary-2);border-radius:20px}
.trust-note{margin-top:20px;padding:11px 13px;border-radius:11px;background:var(--soft);font-size:12px;color:var(--primary);font-weight:700}
.floating-card{position:absolute;z-index:4;background:white;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:17px}
.signal-card{width:230px;left:-35px;top:35px;padding:16px}
.signal-row{display:grid;grid-template-columns:1fr 1fr auto;gap:8px;font-size:10px;margin-top:10px;align-items:center}.signal-row span{color:#929aa8}.signal-row strong{font-size:11px}.signal-row b{color:var(--primary)}
.content-chip{right:-25px;bottom:34px;width:230px;padding:14px 16px}.content-chip span{display:block;font-size:10px;color:#929aa8}.content-chip strong{display:block;font-size:12px;margin-top:4px}
.problem{padding:105px 0;background:var(--dark);color:white}
.problem .eyebrow {
    color: #a9c8bc;
}

.problem h2 {
    font-size: 48px;
    max-width: 1050px;
    line-height: 1.25;
    letter-spacing: -2px;
    word-break: keep-all;
}

.problem h2 em {
    color: #b6d1c6;
}
.problem-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:55px}
.problem-grid article{padding:26px;border:1px solid rgba(255,255,255,.12);border-radius:20px;background:rgba(255,255,255,.035)}
.problem-grid article>span{color:#9fbfb3;font-size:12px;font-weight:800}.problem-grid h3{font-size:18px;margin:14px 0 8px}.problem-grid p{color:#aeb9b5;font-size:14px}
.how{padding:115px 0}
.section-heading{text-align:center;max-width:780px;margin:0 auto 52px}.section-heading h2{font-size:46px}.section-heading p{color:var(--muted);margin-top:17px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.step-card{background:white;border:1px solid var(--line);border-radius:25px;padding:28px;box-shadow:0 10px 35px rgba(23,32,51,.04)}
.step-top{display:flex;align-items:center;justify-content:space-between}.step-no{font-size:12px;color:#9aa2ae;font-weight:800}.step-tag{font-size:10px;padding:6px 9px;border-radius:20px;background:var(--soft);color:var(--primary);font-weight:800;letter-spacing:1px}
.step-card h3{font-size:20px;margin:25px 0 10px}.step-card>p{color:var(--muted);font-size:14px;min-height:68px}
.source-list{margin-top:25px;display:grid;gap:8px}.source-list div{display:grid;grid-template-columns:25px 60px 1fr;align-items:center;padding:9px 10px;background:var(--soft-2);border-radius:10px;font-size:11px}.source-list small{color:#929aa8}.source-icon{color:var(--primary);font-weight:800}
.score-mini{margin-top:25px;display:grid;gap:13px}.score-mini>div{display:grid;grid-template-columns:38px 1fr 25px;align-items:center;gap:8px;font-size:10px}.score-mini>div>div{height:7px;background:#edf0f3;border-radius:20px;overflow:hidden}.score-mini i{display:block;height:100%;background:var(--primary-2);border-radius:20px}
.plan-preview{margin-top:25px;background:var(--soft);border-radius:14px;padding:15px}.plan-preview small{font-size:9px;color:var(--primary);font-weight:800}.plan-preview>strong{display:block;font-size:13px;margin:7px 0 12px}.plan-preview div{display:flex;justify-content:space-between;border-top:1px solid #dbe6e1;padding-top:8px;margin-top:8px;font-size:10px}.plan-preview span{color:#7b858f}
.example{padding:110px 0;background:#f1f5f3;border-top:1px solid #e4ebe7;border-bottom:1px solid #e4ebe7}
.flow{display:grid;grid-template-columns:1fr 35px 1fr 35px 1fr;align-items:stretch;gap:8px}.flow-card{background:white;border:1px solid #e0e7e3;border-radius:20px;padding:25px}.flow-card>span{font-size:10px;color:var(--primary);font-weight:800;letter-spacing:1px}.flow-card h3{font-size:17px;margin:10px 0}.flow-card p{font-size:13px;color:var(--muted)}.flow-card.accent{background:var(--primary);color:white;border-color:var(--primary)}.flow-card.accent>span,.flow-card.accent p{color:#c9ded6}.flow-arrow{display:grid;place-items:center;color:#9aa8a2;font-size:22px}.prototype-note{text-align:center;color:#8b949f;font-size:12px;margin-top:22px}
.demo{padding:115px 0}.demo-panel{max-width:950px;margin:auto;background:white;border:1px solid var(--line);border-radius:26px;padding:30px;box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.form-grid label span{display:block;font-size:12px;font-weight:750;margin-bottom:8px}.form-grid select,.feedback-form input,.feedback-form textarea{width:100%;border:1px solid #dfe3e9;background:#fbfcfd;border-radius:12px;padding:13px 14px;color:var(--ink);outline:none}.form-grid select:focus,.feedback-form input:focus,.feedback-form textarea:focus{border-color:#87a99b;box-shadow:0 0 0 3px rgba(79,123,106,.08)}.generate{width:100%;margin-top:18px}
.result-section{display:none;padding:0 0 115px}.result-card{background:white;border:1px solid var(--line);border-radius:28px;padding:34px;box-shadow:var(--shadow)}.result-top{display:flex;justify-content:space-between;align-items:flex-start}.result-top h2{font-size:34px}.prototype{background:#f0f3f5;color:#6f7885;font-size:11px;font-weight:750;padding:7px 10px;border-radius:20px}.result-score-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin:30px 0}.result-score{background:#f8fafb;border:1px solid #edf0f2;border-radius:16px;padding:18px}.result-score span{font-size:11px;color:var(--muted)}.result-score strong{display:block;font-size:28px;margin:3px 0 10px}.result-score .bar{height:6px}
.result-columns{display:grid;grid-template-columns:.85fr 1.15fr;gap:16px}.reason-box,.recommend-box{border:1px solid var(--line);border-radius:18px;padding:24px}.reason-box h3,.recommend-box h3{font-size:19px;margin:8px 0 15px}.reason-box ul{padding-left:18px;color:var(--muted);font-size:13px}.reason-box li+li{margin-top:7px}.recommend-box{background:var(--soft)}.recommend-box>p{font-size:14px;color:#56635e}.recommend-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:20px}.recommend-meta div{background:white;border-radius:10px;padding:10px}.recommend-meta span{display:block;font-size:9px;color:#8a939d}.recommend-meta b{display:block;font-size:11px;margin-top:3px}
.feedback{background:var(--primary);color:white;padding:95px 0}.feedback-inner{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.feedback h2{font-size:43px}.feedback p{color:#d4e2dc;margin-top:18px;max-width:520px}.eyebrow.light{color:#c8ded5}.feedback-form{background:white;border-radius:22px;padding:24px;display:grid;gap:11px}.feedback-form textarea{resize:vertical}.light-btn{background:var(--dark);color:white}.feedback-form small{text-align:center;color:#929aa4;font-size:10px}
footer{background:#101a17;color:#aebbb6;padding:28px 0}.footer-inner{display:flex;justify-content:space-between;align-items:center;font-size:12px}.footer-inner strong{color:white;font-size:16px}
@media(max-width:900px){
  nav,.nav-cta{display:none}.hero{grid-template-columns:1fr;gap:35px;padding-top:50px}.hero-visual{min-height:430px}.problem-grid,.steps,.form-grid,.result-score-grid{grid-template-columns:1fr}.flow{grid-template-columns:1fr}.flow-arrow{transform:rotate(90deg)}.feedback-inner,.result-columns{grid-template-columns:1fr}.feedback-inner{gap:35px}.step-card>p{min-height:auto}.problem h2,.section-heading h2{font-size:38px}
}
@media(max-width:600px){
 .section-shell,.nav-wrap{width:min(100% - 28px,1180px)}.hero{min-height:auto;padding-bottom:55px}.hero h1{font-size:43px}.hero-actions{align-items:stretch;flex-direction:column}.btn{width:100%}.hero-visual{min-height:380px;padding:70px 18px 55px}.signal-card{left:8px;top:18px;width:205px}.content-chip{right:8px;bottom:18px;width:205px}.analysis-card{padding:20px}.problem,.how,.example,.demo,.feedback{padding-top:75px;padding-bottom:75px}.problem h2,.section-heading h2,.feedback h2{font-size:34px;letter-spacing:-1.5px}.result-card{padding:22px}.result-top{gap:15px}.result-top h2{font-size:26px}.recommend-meta{grid-template-columns:1fr}.footer-inner{flex-direction:column;gap:5px;align-items:flex-start}
}