body.bg-gradient-primary {
    background: linear-gradient(135deg, #007bff, #6610f2);
}

.login-card {
    animation: fadeInUp 0.5s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 20px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

.navbar-brand {
    letter-spacing: 0.04em;
}

.card {
    border-radius: 1rem;
}

.btn {
    border-radius: 999px;
}

footer {
    background-color: #f8f9fa;
}

/* Small helper to keep footer at bottom on tall screens */
html, body {
    height: 100%;
}
body {
    display: flex;
    flex-direction: column;
}

.container {
    flex: 1 0 auto;
}
footer {
    flex-shrink: 0;
}