body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: #f8fafc;
            color: #334155;
            margin: 0;
            padding: 20px;
            display: flex;
            justify-content: center;
        }

        .container {
            width: 100%;
            max-width: 700px; /* Lebar maksimal agar tidak terlalu memanjang di PC */
        }

        .header {
            margin-bottom: 24px;
        }

        .header h1 {
            margin: 0 0 8px 0;
            font-size: 24px;
            color: #0f172a;
        }

        .header p {
            margin: 0;
            color: #64748b;
            font-size: 14px;
        }

        /* Desain List Tugas */
        .task-list {
            display: flex;
            flex-direction: column;
            gap: 16px; /* Jarak antar tugas */
        }

        .task-item {
            background-color: #ffffff;
            border: 1px solid #e2e8f0;
            border-radius: 12px;
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            box-shadow: 0 1px 3px rgba(0,0,0,0.05);
            transition: transform 0.2s, box-shadow 0.2s;
        }

        .task-item:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 6px rgba(0,0,0,0.08);
        }

        .task-info {
            flex: 1;
            padding-right: 20px;
        }

        .task-title {
            margin: 0 0 6px 0;
            font-size: 18px;
            font-weight: 600;
            color: #1e293b;
        }

        .task-desc {
            margin: 0 0 12px 0;
            font-size: 14px;
            color: #64748b;
            line-height: 1.5;
        }

        /* Badge Status */
        .status {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
        }

        .status-selesai { background-color: #dcfce7; color: #166534; }
        .status-proses { background-color: #e0f2fe; color: #075985; }
        .status-belum { background-color: #f1f5f9; color: #475569; }

        /* Area Tombol */
        .task-actions {
            display: flex;
            gap: 10px;
        }

        /* Desain Tombol */
        .btn {
            display: inline-block;
            padding: 10px 16px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            text-align: center;
            transition: background-color 0.2s, color 0.2s;
        }

        /* Tombol Utama (Buka Tugas) */
        .btn-primary {
            background-color: #2563eb;
            color: white;
            border: 1px solid #2563eb;
        }
        .btn-primary:hover {
            background-color: #1d4ed8;
            border-color: #1d4ed8;
        }

        /* Tombol Kedua (Hasil Tugas) */
        .btn-secondary {
            background-color: transparent;
            color: #334155;
            border: 1px solid #cbd5e1;
        }
        .btn-secondary:hover {
            background-color: #f1f5f9;
            color: #0f172a;
        }

        /* Responsif untuk Layar HP */
        @media (max-width: 600px) {
            .task-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .task-info {
                padding-right: 0;
                margin-bottom: 16px;
                width: 100%;
            }
            .task-actions {
                width: 100%;
                flex-direction: row; /* Berjejer ke samping di HP */
            }
            .btn {
                flex: 1; /* Tombol membagi lebar sama rata */
            }
        }