<style>
    body {
        background: linear-gradient(to bottom, #fff8e1, #fdf5e6);
        font-family: 'Poppins', sans-serif;
    }

    .navbar, .admin-card {
        background-color: #fffaf0;
        border: 1px solid #f0e6d2;
        border-radius: 0.75rem;
    }

    .btn-outline-primary {
        border-color: #b8860b;
        color: #8b4513;
    }

    .btn-outline-primary:hover {
        background-color: #b8860b;
        color: white;
    }

    h4, h5 {
        color: #8b4513;
        font-weight: 600;
    }

    .card {
        border: none;
        border-radius: 0.75rem;
        box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
        background-color: #fffdf8;
    }

    .nav-tabs .nav-link.active {
        background-color: #b8860b;
        color: #fff;
    }

    .nav-tabs .nav-link {
        color: #8b4513;
    }

    .chart-container {
        background-color: #fffaf5;
        border: 1px solid #f0e6d2;
        border-radius: 10px;
        padding: 20px;
    }

    /* Hoş bir hover efekti */
    .menu-grid .btn:hover {
        transform: scale(1.05);
        transition: 0.2s ease;
    }
</style>
<link href="https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap" rel="stylesheet">
