body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            max-width: 800px;
            margin: 0 auto;
            padding: 20px;
            background-color: #f0f4f8;
            color: #2d3748;
        }
        .container {
            background-color: white;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
            margin-bottom: 30px;
        }
        h1 {
            color: #2c5282;
            text-align: center;
            margin-bottom: 30px;
            font-weight: 700;
            text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
            position: relative;
            overflow: hidden;
        }
        h1 span {
            color: #d53f8c;
            position: relative;
            display: inline-block;
            animation: colorPulse 3s infinite;
        }
        @keyframes colorPulse {
            0% { color: #d53f8c; }
            50% { color: #3182ce; }
            100% { color: #d53f8c; }
        }
        .tabs {
            display: flex;
            margin-bottom: 30px;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
            position: relative;
        }
        .tab-slider {
            position: absolute;
            height: 100%;
            background-color: #4299e1;
            width: 50%;
            z-index: 0;
            transition: transform 0.3s ease;
        }
        .tab {
            flex: 1;
            padding: 15px 20px;
            cursor: pointer;
            text-align: center;
            font-weight: 600;
            transition: all 0.3s ease;
            position: relative;
            z-index: 1;
        }
        .tab.active {
            color: white;
        }
        .tab:not(.active) {
            background-color: #e2e8f0;
        }
        .tab:hover:not(.active) {
            background-color: #cbd5e0;
        }
        .tab-content {
            display: none;
            animation: fadeIn 0.5s;
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .tab-content.active {
            display: block;
        }
        .form-group {
            margin-bottom: 25px;
            position: relative;
            overflow: hidden;
        }
        .form-group::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #4299e1;
            transition: width 0.5s ease;
        }
        .form-group:hover::after {
            width: 100%;
        }
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #4a5568;
        }
        select, input {
            width: 100%;
            padding: 12px;
            border: 2px solid #e2e8f0;
            border-radius: 8px;
            font-size: 16px;
            transition: all 0.3s;
            box-sizing: border-box;
        }
        select:focus, input:focus {
            outline: none;
            border-color: #4299e1;
            box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.2);
            transform: translateY(-2px);
        }
        button {
            background-color: #4299e1;
            color: white;
            border: none;
            padding: 14px 20px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 16px;
            width: 100%;
            transition: all 0.3s;
            font-weight: 600;
            box-shadow: 0 4px 6px rgba(66, 153, 225, 0.2);
            position: relative;
            overflow: hidden;
        }
        button:hover {
            background-color: #3182ce;
            transform: translateY(-2px);
            box-shadow: 0 6px 8px rgba(66, 153, 225, 0.3);
        }
        button::after {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            top: 0;
            left: -100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: left 0.5s ease;
        }
        button:hover::after {
            left: 100%;
        }
        .qr-result {
            margin-top: 40px;
            text-align: center;
            display: none;
            padding: 20px;
            border-radius: 12px;
            background-color: #ebf8ff;
            animation: fadeIn 0.5s;
            position: relative;
            overflow: hidden;
        }
        .qr-result::before {
            content: '';
            position: absolute;
            width: 200%;
            height: 200%;
            top: -50%;
            left: -50%;
            z-index: 0;
            background: radial-gradient(circle, rgba(66, 153, 225, 0.1) 0%, transparent 70%);
            animation: pulse 4s infinite;
        }
        @keyframes pulse {
            0% { transform: scale(0.8); opacity: 0.5; }
            50% { transform: scale(1.2); opacity: 0.2; }
            100% { transform: scale(0.8); opacity: 0.5; }
        }
        .download-btn {
            margin-top: 20px;
            background-color: #38b2ac;
            box-shadow: 0 4px 6px rgba(56, 178, 172, 0.2);
            z-index: 1;
        }
        .download-btn:hover {
            background-color: #319795;
            box-shadow: 0 6px 8px rgba(56, 178, 172, 0.3);
        }
        #qrcode {
            display: inline-block;
            padding: 15px;
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            margin-bottom: 15px;
            position: relative;
            z-index: 1;
            animation: appear 0.8s;
        }
        @keyframes appear {
            0% { transform: scale(0.5); opacity: 0; }
            50% { transform: scale(1.1); opacity: 0.8; }
            100% { transform: scale(1); opacity: 1; }
        }
        #qrInfo {
            font-weight: 600;
            color: #2c5282;
            position: relative;
            z-index: 1;
        }
        .bank-search-container, .wallet-search-container {
            position: relative;
            margin-bottom: 25px;
        }
        #bankSearch, #walletSearch {
            width: 100%;
            padding: 12px;
            border: 2px solid #e2e8f0;
            border-radius: 8px 8px 0 0;
            font-size: 16px;
            transition: all 0.3s;
            box-sizing: border-box;
        }
        #bankSearch:focus, #walletSearch:focus {
            outline: none;
            border-color: #4299e1;
            box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.2);
        }
        #bankList, #walletList {
            max-height: 200px;
            overflow-y: auto;
            border: 2px solid #e2e8f0;
            border-top: none;
            border-radius: 0 0 8px 8px;
            display: none;
        }
        #bankList.active, #walletList.active {
            display: block;
        }
        .bank-option, .wallet-option {
            padding: 10px 12px;
            cursor: pointer;
            transition: background-color 0.2s;
        }
        .bank-option:hover, .wallet-option:hover {
            background-color: #ebf8ff;
        }
        .bank-option.selected, .wallet-option.selected {
            background-color: #bee3f8;
            font-weight: 600;
        }
        .selected-bank, .selected-wallet {
            margin-top: 10px;
            font-weight: 600;
            color: #4299e1;
            display: none;
        }
        .selected-bank.active, .selected-wallet.active {
            display: block;
            animation: slideDown 0.3s;
        }
        @keyframes slideDown {
            from { opacity: 0; transform: translateY(-10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        /* Footer styles */
        .footer {
            text-align: center;
            padding: 15px 0;
            color: #4a5568;
            font-size: 14px;
            position: relative;
            overflow: hidden;
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
            animation: fadeIn 0.8s;
        }
        .footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, #4299e1, #d53f8c, #4299e1);
            background-size: 200% 100%;
            animation: gradientMove 3s infinite linear;
        }
        @keyframes gradientMove {
            0% { background-position: 0% 0; }
            100% { background-position: 200% 0; }
        }
        .footer span {
            font-weight: 600;
            color: #2c5282;
        }
        
        /* Responsive fixes */
        @media (max-width: 768px) {
            .container {
                padding: 20px 15px;
            }
            .tab {
                padding: 12px 5px;
                font-size: 14px;
                text-align: center;
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .form-group {
                margin-bottom: 20px;
            }
            h1 {
                font-size: 24px;
            }
            button {
                padding: 12px 16px;
            }
            .footer {
                font-size: 12px;
                padding: 12px 0;
            }
        }