:root{--navy:#071524;--blue:#1578ff;--cyan:#55c8ff;--ink:#13202d;--muted:#617080;--line:#dce4ec;--white:#fff;--bg:#f3f7fb}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Pretendard,"Noto Sans KR",Arial,sans-serif;font-size:16px;line-height:1.55}
a{color:inherit;text-decoration:none}
.estimate-header{height:72px;padding:0 max(20px,calc((100% - 900px)/2));display:flex;align-items:center;gap:18px;background:#fff;box-shadow:0 2px 18px #07152412;position:sticky;top:0;z-index:10}
.back{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--line);border-radius:50%;font-size:22px}
.brand{font-size:23px;font-weight:900;letter-spacing:-1px}.brand span{color:var(--blue)}.brand small{display:block;color:#6d7882;font-size:9px;letter-spacing:1.6px;margin-top:-5px}
.call{margin-left:auto;padding:10px 15px;border-radius:8px;background:var(--navy);color:#fff;font-weight:800;font-size:14px}
main{max-width:900px;margin:0 auto;padding:44px 20px 80px}
.estimate-intro{padding:35px 38px;border-radius:18px 18px 0 0;background:linear-gradient(135deg,#071524,#0a3765);color:#fff}
.eyebrow{margin:0;color:var(--cyan);font-size:12px;font-weight:900;letter-spacing:2.5px}
.estimate-intro h1{margin:8px 0 10px;font-size:38px;letter-spacing:-1.8px;line-height:1.25}
.estimate-intro>p:last-of-type{margin:0;color:#d8e6f2}
.estimate-intro ul{display:flex;gap:22px;list-style:none;padding:20px 0 0;margin:0;color:#cfe2f2;font-size:14px;font-weight:700}.estimate-intro li:before{content:'✓';margin-right:6px;color:var(--cyan)}
.estimate-form{padding:38px;background:#fff;border-radius:0 0 18px 18px;box-shadow:0 20px 50px #0b284517}
.form-heading{display:flex;gap:13px;align-items:center;margin-bottom:24px}.form-heading>span{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:#eaf4ff;color:var(--blue);font-size:13px;font-weight:900}.form-heading h2{font-size:24px;margin:0;letter-spacing:-.8px}.form-heading p{margin:1px 0 0;color:var(--muted);font-size:13px}.form-heading b,.field b,legend b{color:#e5484d}.form-heading.second{margin-top:44px}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field{display:block}.field>span,legend>span{display:block;margin-bottom:8px;font-size:14px;font-weight:800}.field input,.field textarea{width:100%;border:1px solid #cdd9e5;border-radius:10px;background:#fff;color:var(--ink);font:inherit;padding:14px 15px;outline:none}.field textarea{resize:vertical}.field input:focus,.field textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px #1578ff18}.field.full{margin-top:17px}
fieldset{border:0;padding:0;margin:30px 0 0}legend{padding:0}
.choice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.choice-grid label{position:relative}.choice-grid input{position:absolute;opacity:0}.choice-grid span{display:flex;align-items:center;justify-content:center;min-height:48px;padding:10px;border:1px solid #cdd9e5;border-radius:10px;background:#fff;font-size:14px;font-weight:750;text-align:center;cursor:pointer}.choice-grid input:checked+span{border-color:var(--blue);background:#edf6ff;color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue)}.choice-grid input:focus-visible+span{outline:3px solid #55c8ff80;outline-offset:2px}
.upload-box{margin-top:24px;padding:22px;border:1px dashed #9fb6cc;border-radius:12px;background:#f8fbfe;text-align:center}.upload-box label{display:block;cursor:pointer}.upload-box strong,.upload-box span{display:block}.upload-box strong{font-size:17px}.upload-box span{margin:6px 0 15px;color:var(--muted);font-size:13px}.upload-box em{display:inline-flex;padding:10px 17px;border-radius:8px;background:#e7f2ff;color:var(--blue);font-size:14px;font-style:normal;font-weight:900}.upload-box input{position:absolute;width:1px;height:1px;overflow:hidden;opacity:0}.upload-box p{margin:12px 0 3px;font-size:13px;font-weight:800}.upload-box small{color:#8a5860}
.privacy{display:flex;gap:10px;align-items:flex-start;margin:26px 0 18px;padding:16px;border-radius:10px;background:#f5f7f9;font-size:13px;color:#4d5d6c}.privacy input{flex:none;width:19px;height:19px;margin:1px 0}.privacy b{color:var(--blue)}
.work-notice{margin:28px 0 18px;padding:19px;border:1px solid #f0c36a;border-radius:12px;background:#fff8e8;color:#604b19}.work-notice h3{margin:0 0 9px;font-size:17px}.work-notice p{margin:7px 0;font-size:14px}.emergency-notice{margin:0 0 22px;padding:15px 17px;border-left:4px solid #df3c46;border-radius:8px;background:#fff1f2;color:#71323a;font-size:14px;font-weight:750}
.submit{width:100%;min-height:56px;border:0;border-radius:10px;background:var(--blue);color:#fff;font:inherit;font-size:17px;font-weight:900;cursor:pointer;box-shadow:0 10px 25px #1578ff3b}.submit:hover{background:#0867dc}.submit:disabled{cursor:wait;opacity:.7}.setup-note{display:none;margin:14px 0 0;padding:13px;border-radius:8px;background:#fff8e5;color:#795b00;font-size:13px;text-align:center}.setup-note.show{display:block}.setup-note.success{background:#eaf8ef;color:#176333}.setup-note.error{background:#fff0f1;color:#9a2430}.urgent-call{display:block;margin-top:15px;text-align:center;color:#42576a;font-size:14px;font-weight:800;text-decoration:underline;text-underline-offset:3px}
footer{padding:30px 20px;background:#06101a;color:#9eabb6;text-align:center;font-size:13px}
@media(max-width:640px){.estimate-header{height:64px;padding:0 14px;gap:12px}.back{width:38px;height:38px}.brand{font-size:20px}.call{padding:9px 12px;font-size:13px}main{padding:18px 0 55px}.estimate-intro{margin:0 14px;padding:28px 20px;border-radius:15px 15px 0 0}.estimate-intro h1{font-size:30px}.estimate-intro>p:last-of-type{font-size:15px}.estimate-intro ul{display:grid;gap:5px;padding-top:17px}.estimate-form{margin:0 14px;padding:27px 18px;border-radius:0 0 15px 15px}.form-heading h2{font-size:21px}.field-grid{grid-template-columns:1fr;gap:16px}.choice-grid{grid-template-columns:1fr 1fr}.key-type label:last-child{grid-column:1/-1}.field input,.field textarea{font-size:16px}.upload-box{padding:20px 13px}.privacy{padding:14px 12px}.submit{position:sticky;bottom:10px;z-index:4}}