*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow:hidden}#root{height:100vh}.app{display:flex;height:100vh}.control-panel{width:350px;background:#fff;border-right:1px solid #ddd;display:flex;flex-direction:column;overflow:hidden}.map-container{flex:1;position:relative}.map{width:100%;height:100%}.panel-header{padding:15px;border-bottom:1px solid #eee;background:#f8f9fa}.panel-content{flex:1;overflow-y:auto;padding:15px}.upload-section{margin-bottom:20px}.btn{padding:10px 15px;border:none;border-radius:4px;cursor:pointer;font-size:14px;transition:all .2s}.btn-primary{background:#4285f4;color:#fff}.btn-primary:hover{background:#357ae8}.btn-secondary{background:#f1f3f4;color:#333}.btn-secondary:hover{background:#e8eaed}.filter-group{margin-bottom:15px;border:1px solid #e0e0e0;border-radius:4px;overflow:hidden}.filter-header{padding:10px;background:#f8f9fa;cursor:pointer;display:flex;justify-content:space-between;align-items:center;-webkit-user-select:none;user-select:none}.filter-header:hover{background:#e8eaed}.filter-content{padding:10px;display:none;max-height:200px;overflow-y:auto}.filter-content.active{display:block}.checkbox-item{padding:5px 0;display:flex;align-items:center;gap:8px}.range-slider{width:100%;margin:10px 0}.stats{padding:10px;background:#f8f9fa;border-radius:4px;font-size:13px;margin-bottom:15px}.loading{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#fffffff2;padding:20px 40px;border-radius:8px;box-shadow:0 2px 10px #0000001a;z-index:1000}.spinner{border:3px solid #f3f3f3;border-top:3px solid #4285f4;border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite;margin:0 auto 10px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.file-info{margin-top:10px;font-size:13px;color:#666}.coordinate-selector{margin-bottom:20px;padding:15px;background:#f8f9fa;border-radius:4px;border:1px solid #ddd}.coordinate-selector h3{margin:0 0 10px;font-size:14px;color:#333}.coordinate-selector label{display:block;font-size:13px;margin-bottom:5px;font-weight:700}.coordinate-selector select{width:100%;padding:6px;border:1px solid #ccc;border-radius:4px;font-size:13px;margin-bottom:10px}.coordinate-selector button{width:100%;margin-top:10px;font-size:13px}