* { margin:0; padding:0; box-sizing:border-box; }

.auth-page {
    display:flex;
    justify-content:center;
    align-items:center;
    min-height:100vh;
    background:linear-gradient(135deg, #667eea, #764ba2);
    padding:20px;
}

.auth-container {
    width:100%;
    max-width:420px;
}

.auth-card {
    background:white;
    padding:40px;
    border-radius:12px;
    box-shadow:0 20px 60px rgba(0,0,0,0.3);
}

.auth-card h1 { text-align:center; color:#1a1a2e; margin-bottom:5px; }
.auth-subtitle { text-align:center; color:#666; margin-bottom:25px; }

.form-group { margin-bottom:20px; }
.form-group label { display:block; margin-bottom:5px; color:#555; font-weight:600; }
.form-group input {
    width:100%;
    padding:12px;
    border:1px solid #ddd;
    border-radius:5px;
    font-size:16px;
}

.btn {
    padding:12px;
    border:none;
    border-radius:5px;
    font-size:16px;
    cursor:pointer;
    width:100%;
    background:#2196F3;
    color:white;
}
.btn:hover { background:#1976D2; }

.alert-error {
    background:#ffebee;
    color:#c62828;
    padding:12px;
    border-radius:5px;
    margin-bottom:15px;
    border-left:4px solid #c62828;
}