:root{font-family:Segoe UI,Arial,sans-serif;color:#18314d;background:#f3f6fa;font-size:15px}*{box-sizing:border-box}body{margin:0}header{background:#fff;border-bottom:1px solid #dce4ed;padding:18px 30px;display:flex;align-items:center;justify-content:space-between;gap:16px}header>div{display:flex;align-items:center;gap:14px}.brand{background:#173e67;color:white;border-radius:10px;padding:10px;font-weight:800}.tag,.muted,footer{color:#63768b;font-size:13px}main{max-width:1320px;margin:26px auto;padding:0 24px}h1{font-size:27px;margin:0 0 10px}h2{font-size:20px;margin:0 0 16px}h3{font-size:16px}p{line-height:1.6}.card{background:white;border:1px solid #dce4ed;border-radius:14px;padding:23px;margin-bottom:20px}.narrow{max-width:480px;margin:65px auto}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}.workspace{display:grid;grid-template-columns:1fr 370px;gap:20px}.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:16px 0}button,.button{font:inherit;background:#185c9a;border:1px solid #185c9a;color:white;padding:10px 15px;border-radius:8px;cursor:pointer;text-decoration:none;display:inline-block;text-align:center}button:hover,.button:hover{filter:brightness(.94)}button.secondary,.button.secondary{background:#fff;color:#185c9a;border-color:#bdcddd}button.danger{background:#a23540;border-color:#a23540}button:disabled{opacity:.5;cursor:wait}input,select,textarea{font:inherit;border:1px solid #bdcddd;border-radius:7px;padding:10px;width:100%;background:white;color:#18314d}textarea{min-height:100px;resize:vertical}label{display:block;font-size:14px;font-weight:600;margin:13px 0 6px}small{display:block;color:#63768b;line-height:1.6;margin-top:6px}table{border-collapse:collapse;width:100%;font-size:14px}td,th{text-align:left;padding:12px;border-bottom:1px solid #e3eaf1}th{color:#62758c;font-weight:600}.scroll{overflow:auto}.pill{background:#eaf1fa;color:#185c9a;border-radius:20px;padding:5px 9px;font-size:12px;white-space:nowrap}.warning{background:#fff4dc;border:1px solid #f1d59b;padding:14px;border-radius:9px;line-height:1.6}.preview{width:100%;display:block;border:1px solid #dce4ed;border-radius:8px}.answers{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.answers label{font-size:12px;margin-top:5px}.answers select{padding:8px}.suspect{background:#fff4dc;border-radius:6px;padding:3px}#notice{position:sticky;top:0;z-index:5;white-space:pre-wrap;background:#173e67;color:white;padding:0 25px;line-height:1.6}#notice:not(:empty){padding:12px 25px}#notice.error{background:#963542}.stat{font-size:30px;font-weight:700}.empty{padding:28px;text-align:center;color:#63768b}.divider{border-top:1px solid #e3eaf1;margin:20px 0}footer{text-align:center;padding:25px}a{color:#185c9a}.inline{display:flex;align-items:center;gap:8px}.inline input{width:auto}.exam-card button{margin-top:12px}.log{font:12px Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere;max-height:500px;overflow:auto}.review-panel{position:sticky;top:20px;max-height:90vh;overflow:auto}.hint{border-left:3px solid #3484bc;padding-left:12px}@media(max-width:850px){.workspace{grid-template-columns:1fr}.review-panel{position:static;max-height:none}header{padding:12px 16px}.tag{display:none}main{padding:0 12px}.card{padding:16px}.answers{grid-template-columns:repeat(4,1fr)}header>div{gap:8px}h1{font-size:23px}}
.camera-stage{position:relative;max-width:720px;margin:12px auto;background:#102033}.camera-stage video{display:block;width:100%;height:auto;margin:0}.camera-overlay{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.live-camera{border:1px solid #cbd7e5;padding:12px;border-radius:10px;margin:12px 0}
