body{font-family:Arial;background:#eef2f5;margin:0}
.card{max-width:420px;margin:30px auto;background:#fff;padding:20px;border-radius:14px;box-shadow:0 10px 25px rgba(0,0,0,.1)}
.badge{font-size:11px;color:#c00;margin-bottom:8px}
.hidden{display:none}
button,input{width:100%;padding:14px;margin-top:10px;border-radius:10px;border:1px solid #ddd}
button{background:#4caf50;color:#fff;border:none;font-weight:bold}
.wa{background:#25D366}
.finish{background:#2196f3}
.progress{height:12px;background:#ddd;border-radius:10px;margin-top:12px}
.bar{height:100%;width:0;background:#4caf50;border-radius:10px;transition:.3s}
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center}
.popup{background:#fff;padding:20px;border-radius:12px;max-width:300px;text-align:center}