body {
    min-height: 100vh;
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Segoe UI', sans-serif;
}

.auth-card {
    border-radius: 15px;
    animation-duration: 0.8s;
}

.form-control {
    border-radius: 10px;
}

.btn {
    border-radius: 10px;
    transition: 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

a {
    text-decoration: none;
}