body {
            font-family: 'Kanit', sans-serif;
            background-color: #f0f2f5;
        }
        .sidebar {
            transition: transform 0.3s ease-in-out;
        }
        .main-content {
            transition: margin-left 0.3s ease-in-out;
        }
        .card {
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            padding: 2rem;
            transition: all 0.3s ease;
        }
        .card:hover {
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
            transform: translateY(-4px);
        }
        .btn {
            padding: 0.75rem 1.5rem;
            border-radius: 8px;
            font-weight: 600;
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-primary {
            background-color: #2563eb;
            color: white;
        }
        .btn-primary:hover {
            background-color: #1d4ed8;
        }
        .btn-secondary {
            background-color: #e5e7eb;
            color: #374151;
        }
        .btn-secondary:hover {
            background-color: #d1d5db;
        }
        .form-input, .form-select {
            width: 100%;
            padding: 0.75rem;
            border-radius: 8px;
            border: 1px solid #d1d5db;
            transition: border-color 0.2s, box-shadow 0.2s;
        }
        .form-input:focus, .form-select:focus {
            outline: none;
            border-color: #2563eb;
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
        }
        table thead th {
            cursor: pointer;
            user-select: none;
        }
        table thead th:hover {
            background-color: #f3f4f6;
        }
        .emoji-rating label {
            cursor: pointer;
            font-size: 2.5rem;
            transition: transform 0.2s;
        }
        .emoji-rating input:checked + label {
            transform: scale(1.3);
        }
        .emoji-rating input {
            display: none;
        }
        .swal2-popup {
            font-family: 'Kanit', sans-serif;
        }