.container {
            width: 100%;
            max-width: 500px;
            background: rgba(255, 255, 255, 0.95);
            border-radius: 20px;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
            padding: 40px 30px;
            text-align: center;
        }
        
        h1 {
            color: #333;
            margin-bottom: 10px;
            font-size: 28px;
        }
        
        .description {
            color: #666;
            margin-bottom: 30px;
            font-size: 16px;
        }
        
        .input-group {
            position: relative;
            margin-bottom: 25px;
        }
        
        input {
            width: 100%;
            padding: 15px 20px;
            border: 2px solid #e1e5ee;
            border-radius: 10px;
            font-size: 18px;
            transition: all 0.3s;
            outline: none;
            text-transform: uppercase;
        }
        
        input:focus {
            border-color: #2575fc;
            box-shadow: 0 0 0 3px rgba(37, 117, 252, 0.2);
        }
        
        button {
            background: linear-gradient(to right, #6a11cb, #2575fc);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 10px;
            font-size: 18px;
            cursor: pointer;
            transition: all 0.3s;
            width: 100%;
            font-weight: bold;
        }
        
        button:hover {
            transform: translateY(-2px);
            box-shadow: 0 7px 15px rgba(37, 117, 252, 0.4);
        }
        
        button:active {
            transform: translateY(0);
        }
        
        button:disabled {
            background: #cccccc;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }
        
        .result {
            margin-top: 30px;
            padding: 20px;
            border-radius: 10px;
            background: #f8f9fa;
            display: none;
            text-align: left;
            animation: fadeIn 0.5s ease;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        .result h3 {
            color: #333;
            margin-bottom: 15px;
            font-size: 20px;
            border-bottom: 1px solid #e1e5ee;
            padding-bottom: 10px;
        }
        
        .result-item {
            margin-bottom: 10px;
            display: flex;
        }
        
        .result-label {
            font-weight: bold;
            color: #555;
            min-width: 80px;
        }
        
        .result-value {
            color: #333;
            flex: 1;
        }
        
        .loading {
            display: none;
            margin-top: 20px;
        }
        
        .spinner {
            border: 4px solid rgba(0, 0, 0, 0.1);
            border-left-color: #2575fc;
            border-radius: 50%;
            width: 30px;
            height: 30px;
            animation: spin 1s linear infinite;
            margin: 0 auto;
        }
        
        @keyframes spin {
            to { transform: rotate(360deg); }
        }
        
        .error {
            color: #e74c3c;
            margin-top: 20px;
            padding: 10px;
            background: rgba(231, 76, 60, 0.1);
            border-radius: 5px;
            display: none;
            animation: shake 0.5s ease;
        }
        
        @keyframes shake {
            0%, 100% { transform: translateX(0); }
            25% { transform: translateX(-5px); }
            75% { transform: translateX(5px); }
        }
        
        .example {
            margin-top: 15px;
            font-size: 14px;
            color: #888;
        }
        
        .example span {
            color: #2575fc;
            cursor: pointer;
            text-decoration: underline;
            margin: 0 5px;
        }
        
        .footer {
            margin-top: 20px;
            font-size: 12px;
            color: #999;
        }
        
        .success {
            color: #2ecc71;
            margin-top: 20px;
            padding: 10px;
            background: rgba(46, 204, 113, 0.1);
            border-radius: 5px;
            display: none;
        }
        
        .local-data-notice {
            margin-top: 15px;
            padding: 10px;
            background: rgba(255, 193, 7, 0.1);
            border-radius: 5px;
            color: #e67e22;
            font-size: 14px;
            display: none;
        }