* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: Arial, sans-serif;
            height: 100vh;
            display: flex;
            flex-direction: column;
        }
        
        .empty-top {
            height: 2vh;
        }
        
        .empty-bottom {
            height: 2vh;
        }
        
        .search-container {
            padding: 10px;
            display: flex;
            gap: 5px;
        }
        
        .search-container input {
            flex: 1;
            padding: 8px;
            border: 1px solid #ccc;
            border-radius: 4px;
        }
        
        .search-container button {
            padding: 8px 15px;
            background-color: #4CAF50;
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
        }
        
        .tools-container {
            padding: 10px;
            display: flex;
            flex-wrap: wrap;
            gap: 5px;
        }
        
        .tools-container button, .tools-container input {
            padding: 8px 12px;
            border: 1px solid #ccc;
            border-radius: 4px;
            cursor: pointer;
            background-color: white;
        }
        
        .tools-container button:hover {
            background-color: #f0f0f0;
        }
        
        .summary-container {
            padding: 10px;
            background-color: #f8f8f8;
            border-top: 1px solid #ddd;
            border-bottom: 1px solid #ddd;
            font-size: 14px;
        }
        
        #map {
            flex: 1;
            width: 100%;
        }
        
        @media (max-width: 600px) {
            .tools-container button, .tools-container input {
                padding: 6px 8px;
                font-size: 12px;
            }
            
            .summary-container {
                font-size: 12px;
            }
        }
  
        :root {
            --primary-color: #007bff;
            --primary-hover: #0056b3;
            --danger-color: #dc3545;
            --danger-hover: #bb2d3b;
            --border-color: #ddd;
            --bg-color: #f8f9fa;
            --text-color: #333;
            --ad-max-width: 300px;
            --ad-height: 250px;
            --ad-margin: 15px;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: Arial, sans-serif;
            color: var(--text-color);
            line-height: 1.6;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        /* Ad Containers */
        .ad-container {
            width: 100%;
            display: flex;
            justify-content: center;
            background-color: #f0f0f0;
            padding: 10px 0;
            overflow: hidden;
        }

        .top-ad, .bottom-ad {
            width: 100%;
        }

        .left-ad, .right-ad {
            display: none;
            width: var(--ad-max-width);
            min-width: var(--ad-max-width);
            height: var(--ad-height);
            margin: var(--ad-margin) 0;
        }

        .main-content-container {
            display: flex;
            flex: 1;
            flex-direction: column;
        }

        .app-container {
            display: flex;
            flex-direction: column;
            flex: 1;
            min-height: 0;
        }

        .control-panel {
            background-color: var(--bg-color);
            padding: 10px;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .address-row {
            display: flex;
            gap: 10px;
            width: 100%;
        }

        .address-input {
            flex-grow: 1;
            padding: 8px 12px;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            font-size: 14px;
        }

        .toolbar {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }

        .btn {
            padding: 8px 12px;
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            font-size: 14px;
            white-space: nowrap;
            transition: background-color 0.2s;
        }

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

        .active-mode {
            background-color: var(--danger-color);
        }

        .active-mode:hover {
            background-color: var(--danger-hover);
        }

        .download-btn {
            background-color: #28a745;
        }

        .download-btn:hover {
            background-color: #218838;
        }

        .radius-controls {
            display: flex;
            gap: 5px;
        }

        .radius-unit, .radius-value {
            padding: 8px;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            font-size: 14px;
        }

        .radius-unit {
            min-width: 100px;
        }

        .radius-value {
            width: 70px;
        }

        .color-picker {
            width: 40px;
            height: 36px;
            padding: 0;
            border: 1px solid var(--border-color);
            cursor: pointer;
        }

        #map {
            flex-grow: 1;
            min-height: 500px;
            width: 100%;
        }

        .summary {
            padding: 15px;
            background-color: var(--bg-color);
            border-top: 1px solid var(--border-color);
            overflow-y: auto;
            max-height: 30vh;
        }

        .summary h3 {
            margin-bottom: 10px;
        }

        .summary-item {
            margin-bottom: 5px;
            font-size: 14px;
        }

        /* Responsive adjustments */
        @media (min-width: 768px) {
            .main-content-container {
                flex-direction: row;
            }
            
            .left-ad, .right-ad {
                display: flex;
            }
            
           
            
            .address-row {
                flex-direction: row;
            }
        }

        @media (max-width: 768px) {
            .address-row {
                flex-direction: column;
            }
            
            .toolbar {
                justify-content: space-between;
            }
            
            .btn {
                padding: 8px;
                font-size: 13px;
            }
            
            .radius-unit {
                min-width: 80px;
            }
            
            .radius-value {
                width: 60px;
            }
        }

        @media (max-width: 480px) {
            .control-panel {
                padding: 8px;
            }
            
            .btn {
                padding: 6px 8px;
                font-size: 12px;
            }
            
            .radius-unit, .radius-value, .address-input {
                padding: 6px 8px;
                font-size: 12px;
            }
            
            .color-picker {
                width: 36px;
                height: 32px;
            }
            
            .summary {
                padding: 10px;
                font-size: 13px;
            }
            
            .ad-container {
                padding: 5px 0;
            }
        }
/* responsive images user guide*/
        .responsive-figure {
  max-width: 100%;
  margin: 0 auto;
  text-align: center;
}

.responsive-figure img {
  width: 100%;
  height: auto;           /* Maintain aspect ratio */
  display: block;
  border-radius: 8px;     /* Optional: rounded corners */
}

.responsive-figure figcaption {
  font-size: 0.95rem;
  color: #555;
  margin-top: 8px;
}