*, *::before, *::after {
		  box-sizing: border-box;
		  margin: 0;
		  padding: 0;
		}
		
        :root {
            --primary-color: #2c3e50;
            --accent-color: #27ae60; /* Hijau untuk Pendaftaran */
            --paper-color: #e67e22;  /* Oranye untuk Karya Tulis */
            --info-color: #3498db;
            --bg-color: #f4f7f6;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--bg-color);
            margin: 0;
            padding: 20px 0;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .container {
            background: white;
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.05);
            max-width: 100%;
            width: 90%;
            text-align: center;
            margin-bottom: 20px;
        }

        .logo-container img {
            max-width: 95%;
            margin-bottom: 15px;
        }

        h1 {
            color: var(--primary-color);
            font-size: 1.4rem;
            line-height: 1.4;
            margin-bottom: 30px;
        }

        /* Layout Kartu Aksi */
        .grid-actions {
            display: ruby; /*grid;*/
            grid-template-columns: 1fr; /*1fr 1fr*/
			text-align: center;
			align-items: center;
            gap: 20px;
        }

        .card {
            background: #fdfdfd;
            padding: 20px;
            border-radius: 12px;
            border: 1px solid #eee;
            display: flex;
            flex-direction: column;
			width: 80%;
            gap: 12px;
        }

        .card h3 {
            margin-top: 0;
            font-size: 1.1rem;
            color: var(--primary-color);
        }

        .btn {
            display: block;
            padding: 12px;
            text-decoration: none;
            border-radius: 8px;
            font-weight: bold;
            font-size: 0.9rem;
            transition: all 0.3s ease;
            cursor: pointer;
            border: none;
        }
		
		button:disabled {
			background-color: light-dark(rgba(239, 239, 239, 0.3), rgba(19, 1, 1, 0.3));
			color: light-dark(rgba(16, 16, 16, 0.3), rgba(255, 255, 255, 0.3));
			border-color: light-dark(rgba(118, 118, 118, 0.3), rgba(195, 195, 195, 0.3));
			cursor: not-allowed;
		}

        /* Warna Pendaftaran */
        .btn-reg { background: var(--accent-color); color: white; }
        .btn-reg:hover { background: #219150; transform: translateY(-2px); }
        
        /* Warna Pengumpulan Karya */
        .btn-paper { background: var(--paper-color); color: white; }
        .btn-paper:hover { background: #d35400; transform: translateY(-2px); }

        /* Tombol Monitoring */
        .btn-monitor { background: white; color: var(--info-color); border: 1.5px solid var(--info-color); }
        //.btn-monitor:hover { background: var(--info-color); color: white; }

        /* Section Data Iframe (95% width) */
        .data-section {
            display: none;
            width: 95%;
            margin-top: 30px;
            animation: fadeIn 0.5s ease;
        }

        .iframe-wrapper {
            background: white;
            padding: 10px;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            height: 700px;
            overflow: hidden;
        }

        iframe { width: 100%; height: 100%; border: none; }

        footer { margin-top: 50px; font-size: 0.8rem; color: #888; text-align: center; }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @media (max-width: 768px) {
            .grid-actions { grid-template-columns: 1fr; }
            h1 { font-size: 1.2rem; }
            .iframe-wrapper { height: 500px; }
        }