:root {
            --primary: #6c5ce7;
            --primary-dark: #5649c0;
            --primary-light: #a29bfe;
            --secondary: #00cec9;
            --secondary-dark: #00b5b2;
            --dark: #2d3436;
            --dark-light: #636e72;
            --light: #f5f6fa;
            --light-gray: #dfe6e9;
            --success: #00b894;
            --danger: #d63031;
            --warning: #fdcb6e;
            --info: #0984e3;
            --white: #ffffff;
            --card-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Poppins', sans-serif;
        }

        body {
            background-color: #f8f9fa;
            color: var(--dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header */
        header {
            background-color: var(--white);
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }

        .logo {
            display: flex;
            align-items: center;
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }

        .logo:hover {
            transform: translateY(-2px);
        }

        .logo i {
            margin-right: 10px;
            font-size: 28px;
        }

        .nav-links {
            display: flex;
            list-style: none;
        }

        .nav-links li {
            margin-left: 30px;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 500;
            transition: var(--transition);
            position: relative;
            padding: 5px 0;
        }

        .nav-links a:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary);
            transition: var(--transition);
        }

        .nav-links a:hover {
            color: var(--primary);
        }

        .nav-links a:hover:after {
            width: 100%;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--dark);
            cursor: pointer;
            transition: var(--transition);
        }

        .mobile-menu-btn:hover {
            color: var(--primary);
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            padding: 100px 0;
            text-align: center;
            margin-bottom: 40px;
            position: relative;
            overflow: hidden;
        }

        .hero:before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 70%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero h1 {
            font-size: 48px;
            margin-bottom: 20px;
            text-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }

        .hero p {
            font-size: 18px;
            max-width: 700px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }

        .search-box {
            max-width: 600px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }

        .search-box input {
            width: 100%;
            padding: 15px 20px;
            border-radius: 50px;
            border: none;
            font-size: 16px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.15);
            transition: var(--transition);
        }

        .search-box input:focus {
            box-shadow: 0 5px 25px rgba(108, 92, 231, 0.3);
        }

        .search-box button {
            position: absolute;
            right: 5px;
            top: 5px;
            background-color: var(--primary);
            color: white;
            border: none;
            border-radius: 50px;
            padding: 10px 25px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 500;
            box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
        }

        .search-box button:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(108, 92, 231, 0.4);
        }

        /* Categories */
        .section-title {
            text-align: center;
            margin-bottom: 40px;
            position: relative;
            padding-bottom: 15px;
        }

        .section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            border-radius: 3px;
        }

        .categories {
            margin-bottom: 60px;
            padding: 20px 0;
        }

        .category-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
            gap: 20px;
        }

        .category-item {
            background-color: var(--white);
            border-radius: 12px;
            padding: 25px 15px;
            text-align: center;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
            cursor: pointer;
            border: 1px solid #f1f2f6;
        }

        .category-item:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
            border-color: var(--primary-light);
        }

        .category-icon {
            font-size: 36px;
            margin-bottom: 15px;
            color: var(--primary);
            transition: var(--transition);
        }

        .category-item:hover .category-icon {
            transform: scale(1.1);
            color: var(--secondary);
        }

        .category-name {
            font-weight: 600;
            font-size: 15px;
            color: var(--dark);
        }

        /* Products */
        .products {
            margin-bottom: 60px;
            padding: 20px 0;
        }

        .product-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 30px;
        }

        .product-card {
            background-color: var(--white);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
            position: relative;
            border: 1px solid #f1f2f6;
        }

        .product-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
            border-color: var(--primary-light);
        }

        .product-badge {
            position: absolute;
            top: 15px;
            left: 15px;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            z-index: 2;
        }

        .badge-available {
            background-color: rgba(0, 184, 148, 0.15);
            color: var(--success);
        }

        .badge-unavailable {
            background-color: rgba(214, 48, 49, 0.15);
            color: var(--danger);
        }

        .product-image {
            height: 160px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, #f1f2f6, #dfe6e9);
            padding: 20px;
        }

        .product-image i {
            font-size: 60px;
            color: var(--primary);
            opacity: 0.8;
        }

        .product-body {
            padding: 20px;
        }

        .product-name {
            font-weight: 600;
            margin-bottom: 12px;
            font-size: 17px;
            color: var(--dark);
            min-height: 50px;
        }

        .product-price {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 5px;
        }

        .product-original-price {
            font-size: 14px;
            color: var(--dark-light);
            text-decoration: line-through;
            margin-bottom: 15px;
        }

        .product-code {
            font-size: 12px;
            color: var(--dark-light);
            margin-bottom: 15px;
            background-color: #f8f9fa;
            padding: 6px 10px;
            border-radius: 6px;
            display: inline-block;
        }

        .product-note {
            font-size: 13px;
            color: var(--dark-light);
            margin-bottom: 15px;
            font-style: italic;
            line-height: 1.5;
        }

        .product-footer {
            padding: 0 20px 20px;
        }

        .btn-buy {
            width: 100%;
            padding: 14px;
            background-color: var(--primary);
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            font-size: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
        }

        .btn-buy:hover {
            background-color: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(108, 92, 231, 0.4);
        }

        .btn-buy:disabled {
            background-color: var(--light-gray);
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        /* Modal */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.6);
            z-index: 1000;
            justify-content: center;
            align-items: center;
            backdrop-filter: blur(4px);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .modal.active {
            display: flex;
            opacity: 1;
        }

        .modal-content {
            background-color: var(--white);
            border-radius: 16px;
            width: 90%;
            max-width: 500px;
            padding: 30px;
            position: relative;
            transform: translateY(20px);
            opacity: 0;
            transition: all 0.4s ease;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
        }

        .modal.active .modal-content {
            transform: translateY(0);
            opacity: 1;
        }

        .close-modal {
            position: absolute;
            top: 15px;
            right: 15px;
            font-size: 24px;
            cursor: pointer;
            color: var(--dark-light);
            transition: var(--transition);
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
        }

        .close-modal:hover {
            background-color: #f1f2f6;
            color: var(--danger);
        }

        .modal-title {
            font-size: 24px;
            margin-bottom: 20px;
            color: var(--primary);
            padding-right: 30px;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: var(--dark);
        }

        .form-group input {
            width: 100%;
            padding: 14px 15px;
            border: 1px solid var(--light-gray);
            border-radius: 8px;
            font-size: 16px;
            transition: var(--transition);
        }

        .form-group input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
        }

        .btn-submit {
            width: 100%;
            padding: 15px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            margin-top: 10px;
            font-size: 16px;
            box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
        }

        .btn-submit:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(108, 92, 231, 0.4);
        }

        .payment-method {
            margin-top: 25px;
            text-align: center;
            padding: 20px 0;
            border-top: 1px solid var(--light-gray);
            border-bottom: 1px solid var(--light-gray);
        }

        .payment-method img {
            max-width: 150px;
            margin-bottom: 15px;
        }

        .qris-container {
            text-align: center;
            margin: 25px 0;
            padding: 20px;
            background-color: #f8f9fa;
            border-radius: 12px;
        }

        .qris-image {
            max-width: 200px;
            margin: 0 auto;
            display: block;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .transaction-info {
            margin-top: 20px;
            padding: 20px;
            background-color: rgba(108, 92, 231, 0.05);
            border-radius: 12px;
            border-left: 4px solid var(--primary);
        }

        .info-item {
            display: flex;
            justify-content: space-between;
            margin-bottom: 12px;
        }

        .info-label {
            font-weight: 500;
            color: var(--dark-light);
        }

        .info-value {
            font-weight: 600;
            color: var(--dark);
            text-align: right;
            max-width: 60%;
            overflow-wrap: break-word;
        }

        .countdown {
            text-align: center;
            font-size: 18px;
            font-weight: 700;
            color: var(--danger);
            margin: 20px 0;
            padding: 12px;
            background-color: rgba(214, 48, 49, 0.05);
            border-radius: 8px;
        }

        /* Transaction Status */
        .transaction-status {
            text-align: center;
            padding: 30px 20px;
        }

        .status-icon {
            font-size: 70px;
            margin-bottom: 25px;
        }

        .status-success {
            color: var(--success);
        }

        .status-pending {
            color: var(--warning);
        }

        .status-failed {
            color: var(--danger);
        }

        .status-title {
            font-size: 26px;
            margin-bottom: 15px;
            color: var(--dark);
        }

        .status-message {
            margin-bottom: 25px;
            color: var(--dark-light);
            line-height: 1.6;
            font-size: 16px;
        }

        /* Footer */
        footer {
            background-color: var(--dark);
            color: white;
            padding: 60px 0 20px;
            margin-top: 80px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-column h3 {
            font-size: 20px;
            margin-bottom: 25px;
            position: relative;
            padding-bottom: 12px;
        }

        .footer-column h3::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 40px;
            height: 3px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            color: #b2bec3;
            text-decoration: none;
            transition: var(--transition);
            display: inline-block;
        }

        .footer-links a:hover {
            color: var(--primary-light);
            transform: translateX(5px);
        }

        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: rgba(255, 255, 255, 0.1);
            color: white;
            border-radius: 50%;
            transition: var(--transition);
        }

        .social-links a:hover {
            background-color: var(--primary);
            transform: translateY(-5px);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 14px;
            color: #b2bec3;
        }

        /* Loading */
        .loading {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.7);
            z-index: 1001;
            justify-content: center;
            align-items: center;
            backdrop-filter: blur(5px);
        }

        .loading-content {
            background-color: var(--white);
            padding: 40px;
            border-radius: 16px;
            text-align: center;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
            max-width: 400px;
            width: 90%;
        }

        .spinner {
            width: 60px;
            height: 60px;
            border: 5px solid rgba(108, 92, 231, 0.2);
            border-top: 5px solid var(--primary);
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin: 0 auto 25px;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* Responsive */
        @media (max-width: 992px) {
            .hero h1 {
                font-size: 40px;
            }
            
            .category-list {
                grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: var(--white);
                flex-direction: column;
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
                animation: slideDown 0.4s ease;
            }
            
            @keyframes slideDown {
                from {
                    opacity: 0;
                    transform: translateY(-20px);
                }
                to {
                    opacity: 1;
                    transform: translateY(0);
                }
            }

            .nav-links.active {
                display: flex;
            }

            .nav-links li {
                margin: 12px 0;
            }

            .mobile-menu-btn {
                display: block;
            }

            .hero {
                padding: 80px 0;
            }
            
            .hero h1 {
                font-size: 32px;
            }

            .hero p {
                font-size: 16px;
            }

            .section-title {
                font-size: 28px;
            }
            
            .product-list {
                grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            }
        }

        @media (max-width: 576px) {
            .hero {
                padding: 60px 0;
            }
            
            .hero h1 {
                font-size: 28px;
            }
            
            .section-title {
                font-size: 24px;
            }
            
            .category-list {
                grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
                gap: 15px;
            }
            
            .product-list {
                grid-template-columns: 1fr;
            }
            
            .modal-content {
                padding: 25px 20px;
            }
            
            .footer-content {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }