*,:before,:after{box-sizing:border-box}:root{--primary:#2563eb;--primary-dark:#1d4ed8;--secondary:#7c3aed;--success:#059669;--danger:#dc2626;--bg:#f1f5f9;--surface:#fff;--border:#e2e8f0;--text:#0f172a;--text-muted:#64748b;--radius:14px;--radius-sm:8px;--shadow:0 1px 3px #00000014, 0 4px 16px #0000000f;--shadow-hover:0 4px 12px #2563eb26, 0 8px 32px #2563eb14}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--text);margin:0;font-family:Pretendard Variable,Pretendard,-apple-system,BlinkMacSystemFont,Apple SD Gothic Neo,Noto Sans KR,Segoe UI,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}.site-header{background:var(--surface);border-bottom:1px solid var(--border);z-index:100;padding:0 20px;position:sticky;top:0}.site-header-inner{justify-content:space-between;align-items:center;max-width:1100px;height:60px;margin:0 auto;display:flex}.logo{color:var(--primary);letter-spacing:-.02em;font-size:1.1rem;font-weight:700}.logo 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input{flex:1;min-width:0;box-shadow:none!important;border:none!important;border-radius:0!important}.yn-group{gap:10px;display:flex}.yn-label{cursor:pointer;flex:1;position:relative}.yn-label input[type=radio]{opacity:0;width:0;height:0;position:absolute}.yn-box{border:1.5px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted);background:var(--surface);justify-content:center;align-items:center;gap:6px;padding:10px 12px;font-size:.9rem;font-weight:600;transition:border-color .15s,background .15s,color .15s;display:flex}.yn-label input[type=radio]:checked+.yn-box{border-color:var(--primary);color:var(--primary);background:#eff6ff}.yn-label input[type=radio]:focus-visible+.yn-box{box-shadow:0 0 0 3px #2563eb33}