body {
    background-color: #121212;
    color: #fff;
    font-family: 'Arial', sans-serif;
}

.navbar {
    background-color: #fff;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.card {
    background-color: #1e1e1e;
    border: none;
    transition: transform 0.3s;
}

.card:hover {
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(255, 0, 0, 0.5);
}

.card-img-top {
    object-fit: cover;
    height: 200px;
}

.btn-primary {
    background-color: #ff0000;
    border: none;
}

.btn-primary:hover {
    background-color: #cc0000;
}

/* Admin Theme */
.admin-sidebar {
    background-color: #001f3f;
    height: 100vh;
    position: fixed;
    width: 250px;
    transition: left 0.3s;
}

.admin-sidebar.active {
    left: 0;
}

.admin-content {
    margin-left: 250px;
    padding: 20px;
    background-color: #f8f9fa;
    color: #000;
}

.table th {
    background-color: #001f3f;
    color: #fff;
}

/* Responsif Mobile */
@media (max-width: 767px) {
    .admin-sidebar {
        left: -250px;
    }

    .admin-content {
        margin-left: 0;
    }

    .card-img-top {
        height: 150px;
    }
}