*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,"Apple SD Gothic Neo","Noto Sans KR",sans-serif;background:#f6f7fb;color:#1d2330;font-size:17px;line-height:1.55}
header{background:#2f6bff;color:#fff;padding:22px 18px 18px}header h1{margin:0 0 6px;font-size:24px}header p{margin:0;opacity:.95}
.lang{float:right;color:#fff;font-size:14px}.safe{background:#e8fff0;border:2px solid #34c06b;border-radius:14px;margin:14px;padding:12px 14px;font-size:16px}
main{max-width:640px;margin:0 auto;padding:0 12px 40px}details.tool{background:#fff;border-radius:16px;margin:12px 0;box-shadow:0 1px 4px rgba(0,0,0,.08);overflow:hidden}
summary{list-style:none;cursor:pointer;padding:16px;font-size:19px;font-weight:700;display:flex;gap:12px;align-items:center}summary::-webkit-details-marker{display:none}summary .ic{font-size:28px}summary small{display:block;font-weight:400;font-size:14px;color:#5b6475}
.body{padding:0 16px 18px}label.pick{display:block;border:2px dashed #2f6bff;border-radius:14px;padding:18px;text-align:center;color:#2f6bff;font-weight:700;background:#f2f6ff}label.pick input{display:block;margin:10px auto 0;max-width:100%}
.btn,.run{display:block;width:100%;margin-top:12px;padding:15px;border:0;border-radius:14px;background:#2f6bff;color:#fff;font-size:18px;font-weight:700}.run:disabled{opacity:.6}
.btn2{margin-top:10px;padding:11px 14px;border:2px solid #2f6bff;border-radius:12px;background:#fff;color:#2f6bff;font-size:16px;font-weight:700;width:100%}
.list{padding-left:4px;list-style:none;margin:10px 0 0;font-size:15px}.ok{color:#127a3a;font-weight:700}.bad{color:#c0392b;font-weight:700}
input[type=text],input[type=number],select,textarea{width:100%;font-size:17px;padding:11px;border:1px solid #c9cfdb;border-radius:10px;margin-top:6px}textarea{min-height:140px}
.row{margin-top:10px}.prod{display:block;margin-top:14px;padding:14px;border-radius:14px;background:#fff8e6;border:1px solid #f1d38a;color:#1d2330;text-decoration:none}.prod small{color:#8a6d1f}.prod b{display:block;margin:4px 0}.prod .pp{display:block;font-weight:700}.prod .go{color:#2f6bff;font-weight:700}
footer{text-align:center;font-size:13px;color:#6b7280;padding:20px}.qrout{text-align:center;margin-top:10px}.cout{margin-top:10px;background:#f2f6ff;padding:12px;border-radius:12px}
.how{margin:0 0 10px;font-size:15px;color:#5b6475}