body {
            background-color: #FDFBF7;
            background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23b12025' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        }
        .glass-panel {
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(10px);
            border-top: 4px solid #B12025;
            box-shadow: 0 10px 30px -10px rgba(177, 32, 37, 0.15);
        }
        .spinner {
            border: 4px solid rgba(251, 176, 59, 0.3);
            border-left-color: #B12025;
            border-radius: 50%;
            width: 40px;
            height: 40px;
            animation: spin 1s linear infinite;
        }
        @keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
        
        /* Custom styling untuk select filter agar lebih rapi */
        .filter-select {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
            background-position: right 0.25rem center;
            background-repeat: no-repeat;
            background-size: 1.25em 1.25em;
            padding-right: 1.5rem;
            -webkit-appearance: none;
            appearance: none;
        }