body {
            font-family: Arial, sans-serif;
            background-color: #f5f5f5;
            margin: 0;
            padding: 20px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
        }
        h1 {
            color: #333;
            margin-bottom: 20px;
        }
        .order-card {
            background: white;
            border-radius: 8px;
            padding: 20px;
            margin-bottom: 20px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }
        .order-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-bottom: 15px;
            border-bottom: 1px solid #eee;
            margin-bottom: 15px;
        }
        .order-number {
            font-size: 18px;
            font-weight: bold;
        }
        .badge {
            display: inline-block;
            padding: 5px 10px;
            border-radius: 12px;
            font-size: 12px;
            margin-left: 5px;
        }
        .badge-green {
            background-color: #d4edda;
            color: #155724;
        }
        .badge-yellow {
            background-color: #fff3cd;
            color: #856404;
        }
        .order-info {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-bottom: 15px;
        }
        .info-box h3 {
            font-size: 14px;
            color: #666;
            margin-bottom: 8px;
        }
        .info-box p {
            margin: 4px 0;
            font-size: 14px;
        }
        .toggle-btn {
            width: 100%;
            padding: 12px;
            background: #f8f9fa;
            border: 1px solid #ddd;
            border-radius: 4px;
            cursor: pointer;
            text-align: left;
            font-size: 14px;
        }
        .toggle-btn:hover {
            background: #e9ecef;
        }
        .installments {
            display: none;
            margin-top: 15px;
        }
        .installments.show {
            display: block;
        }
        .installment-item {
            display: flex;
            justify-content: space-between;
            padding: 10px;
            background: #f8f9fa;
            border-radius: 4px;
            margin-bottom: 8px;
        }
        @media (max-width: 768px) {
            .order-info {
                grid-template-columns: 1fr;
            }
        }

        .pay-now-btn {
            background: #007BFF;             /* Blue */
            color: #fff;
            padding: 6px 16px;
            border: none;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.25s ease;
            box-shadow: 0 2px 6px rgba(0, 123, 255, 0.3);
        }

        .pay-now-btn:hover {
            background: #0056d2;             /* Darker blue on hover */
            box-shadow: 0 3px 8px rgba(0, 86, 210, 0.4);
            transform: translateY(-2px);     /* Slight lift effect */
        }

        .pay-now-btn:active {
            transform: translateY(0);        /* Remove lift on click */
            background: #004bb3;
        }