body{font-family:Arial,sans-serif;background:#f4f6fb;margin:0}
.wrap{max-width:860px;margin:2rem auto;background:#fff;padding:1.5rem 2rem;border-radius:8px;box-shadow:0 2px 10px rgba(0,0,0,.08)}
.steps{display:flex;gap:.5rem;list-style:none;padding:0}
.steps li{padding:.4rem .6rem;border-radius:4px;background:#e5e7eb}
.steps li.active{background:#1d4ed8;color:#fff}
.alert{padding:.75rem 1rem;border-radius:6px;margin:1rem 0}
.alert.error{background:#fee2e2;color:#991b1b}
.alert.ok{background:#dcfce7;color:#166534}
form{display:grid;gap:.8rem;max-width:560px}
label{display:grid;gap:.3rem}
input{padding:.55rem .6rem}
button,.btn{display:inline-block;background:#1d4ed8;color:#fff;border:none;padding:.6rem 1rem;border-radius:6px;text-decoration:none;cursor:pointer}
.table{width:100%;border-collapse:collapse;margin-top:.7rem}
.table td{border:1px solid #e5e7eb;padding:.45rem}