body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(135deg, #2a28c1, #2575fc);
    font-family: 'Segoe UI', sans-serif;
}

.landing-card {
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 0 25px rgba(0, 0, 0, 0.2);
    background: white;
    text-align: center;
    animation: fadeIn 1s ease-in-out;
}

.landing-card h1 {
    margin-bottom: 20px;
    font-size: 2rem;
    color: #333;
}

.landing-card p {
    color: #555;
    font-size: 1.1rem;
}

.btn-group {
    margin-top: 20px;
}

.btn {
    margin: 0 10px;
    padding: 12px 30px;
    font-size: 1.1rem;
    transition: transform 0.2s ease, background-color 0.2s ease;
}

.btn:hover {
    transform: scale(1.05);
}

#loading {
    margin-top: 20px;
    font-size: 1.2rem;
    color: #555;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}