:root{--primary-hover:#40a9ff;--success-color:#52c41a;--warning-color:#faad14;--error-color:#ff4d4f;--text-color:#333;--text-secondary:#666;--border-color:#d9d9d9;--bg-color:#f5f5f5;--bg-secondary:#fafafa;--header-bg:linear-gradient(135deg,#1a2a6c,#204f9e);--shadow-light:0 2px 8px rgba(0,0,0,.1);--shadow-medium:0 4px 12px rgba(0,0,0,.15);--border-radius:6px;--primary-color:#1890ff;--transition:all .3s cubic-bezier(.4,0,.2,1)}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-color);display:flex;flex-direction:column;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Microsoft YaHei,sans-serif;height:100vh;overflow:hidden}.header{background:var(--header-bg);box-shadow:var(--shadow-medium);color:#fff;padding:16px 24px;position:relative;z-index:1000}.header-content{gap:20px;justify-content:space-between;margin:0 auto;max-width:1400px}.header-content,.header-title{align-items:center;display:flex}.header-title{font-size:22px;font-weight:600;gap:12px;letter-spacing:.5px}.header-title svg{filter:drop-shadow(0 2px 4px rgba(0,0,0,.2))}.tool-group,.toolbar{align-items:center;display:flex}.tool-group{border-right:1px solid hsla(0,0%,100%,.2);gap:6px;height:100%;padding:0 12px}.tool-group:last-child{border-right:none}.tool-btn{align-items:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff1a;border:1px solid hsla(0,0%,100%,.2);border-radius:var(--border-radius);color:#fff;cursor:pointer;display:flex;font-size:14px;font-weight:500;gap:8px;min-height:40px;padding:10px 14px;position:relative;transition:var(--transition)}.tool-btn:hover{background:#fff3;border-color:#fff6;box-shadow:0 4px 8px #0003;transform:translateY(-1px)}.tool-btn.active{background:#ffffffe6;border-color:#ffffffe6;box-shadow:0 4px 12px #0000004d;color:var(--primary-color)}.tool-btn input[type=file]{cursor:pointer;height:100%;left:0;opacity:0;position:absolute;top:0;width:100%}.main-container{background:#fff;display:flex;flex:1;overflow:hidden;position:relative}#map,#map-viewer{border-radius:0;flex:1;height:100%;position:relative}#map.drawing-mode{cursor:crosshair}.side-panel{background:#fff;border-left:1px solid var(--border-color);box-shadow:-4px 0 12px #0000001a;display:flex;flex-direction:column;flex-shrink:0;margin-right:0;position:relative;transition:margin-right .3s cubic-bezier(.4,0,.2,1);width:420px}.side-panel.collapsed{border-left:none;margin-right:-420px}.panel-toggle{align-items:center;background:#fff;border:1px solid var(--border-color);border-radius:var(--border-radius) 0 0 var(--border-radius);border-right:none;box-shadow:-2px 0 8px #0000001a;cursor:pointer;display:flex;height:96px;justify-content:center;left:-48px;position:absolute;top:50%;transform:translateY(-50%);transition:var(--transition);width:48px;z-index:100}.panel-toggle:hover{background:var(--bg-color);box-shadow:-4px 0 12px #00000026}.panel-toggle svg{transition:var(--transition)}.panel-header{background:var(--bg-secondary);border-bottom:1px solid var(--border-color);flex-shrink:0;padding:20px}.panel-header-top-row{align-items:center;display:flex;justify-content:space-between;margin-bottom:16px}.panel-close-btn-mobile{align-items:center;background:transparent;border:1px solid var(--border-color);border-radius:50%;color:var(--text-secondary);cursor:pointer;display:none;height:36px;justify-content:center;transition:var(--transition);width:36px}.panel-close-btn-mobile:hover{background:var(--bg-color);border-color:var(--primary-color);color:var(--primary-color)}.panel-title{align-items:center;color:var(--text-color);display:flex;font-size:18px;font-weight:600;gap:8px;margin-bottom:0}.panel-grabber{display:none}.search-box{display:flex;gap:8px;position:relative}.search-input{background:#fff;border:1px solid var(--border-color);border-radius:var(--border-radius);flex:1;font-size:14px;padding:12px 16px;transition:var(--transition)}.search-input:focus{border-color:var(--primary-color);box-shadow:0 0 0 2px #1890ff33;outline:none}.search-btn{align-items:center;background:var(--primary-color);border:none;border-radius:var(--border-radius);color:#fff;cursor:pointer;display:flex;font-size:14px;font-weight:500;gap:6px;padding:12px 20px;transition:var(--transition)}.search-btn:hover{background:var(--primary-hover);box-shadow:var(--shadow-light);transform:translateY(-1px)}.data-list{background:var(--bg-secondary);flex:1;overflow-y:auto;padding:16px}.data-list::-webkit-scrollbar{width:6px}.data-list::-webkit-scrollbar-track{background:var(--bg-color)}.data-list::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}.data-list::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.data-item{background:#fff;border:1px solid var(--border-color);border-radius:var(--border-radius);cursor:pointer;margin-bottom:12px;padding:16px;position:relative;transition:var(--transition)}.data-item:hover{border-color:var(--primary-color);box-shadow:var(--shadow-light);transform:translateY(-1px)}.data-item.selected{background:#e6f7ff;border-color:var(--primary-color);box-shadow:0 0 0 2px #1890ff33}.data-item-header-content{align-items:center;display:flex;justify-content:space-between;margin-bottom:12px}.data-item-name{color:var(--text-color);font-size:15px;font-weight:600}.data-item-type{border-radius:12px;font-size:12px;font-weight:500;letter-spacing:.5px;padding:4px 10px;text-transform:uppercase}.data-item-type.point{background:#fff1f0;border:1px solid #ffccc7;color:#ff4d4f}.data-item-type.polyline{background:#fff7e6;border:1px solid #ffd591;color:#fa8c16}.data-item-type.polygon{background:#f6ffed;border:1px solid #b7eb8f;color:#52c41a}.data-item-props{color:var(--text-secondary);font-size:13px;line-height:1.6;max-height:60px;overflow:hidden}.data-item-actions{background:#fff;border-radius:var(--border-radius);box-shadow:var(--shadow-light);display:none;gap:6px;padding:4px;position:absolute;right:12px;top:12px}.action-btn,.data-item:hover .data-item-actions{display:flex}.action-btn{align-items:center;background:var(--bg-color);border:none;border:1px solid var(--border-color);border-radius:4px;cursor:pointer;height:32px;justify-content:center;transition:var(--transition);width:32px}.action-btn:hover{background:var(--primary-color);border-color:var(--primary-color);color:#fff;transform:scale(1.1)}.action-btn.delete:hover{background:var(--error-color);border-color:var(--error-color)}.data-item-details{max-height:0;overflow:hidden;transition:max-height .5s cubic-bezier(.4,0,.2,1)}.data-item.expanded .data-item-details{max-height:1000px}.data-item-card{background-color:var(--bg-secondary);border:1px solid #e8e8e8;border-radius:var(--border-radius);margin-top:16px;padding:16px}.data-item-card h4{color:var(--text-color);font-size:14px;font-weight:600;margin-bottom:12px}.data-item-card hr{border:none;border-top:1px solid var(--border-color);margin:20px 0}.style-controls{display:grid;gap:12px;grid-template-columns:1fr 1fr}.style-control{display:flex;flex-direction:column;gap:4px}.style-control label{color:var(--text-secondary);font-size:12px;font-weight:500}.style-control input,.style-control select{border:1px solid var(--border-color);border-radius:4px;font-size:13px;padding:8px 12px;transition:var(--transition)}.style-control input:focus,.style-control select:focus{border-color:var(--primary-color);box-shadow:0 0 0 2px #1890ff33;outline:none}.style-control input[type=color]{cursor:pointer;height:36px;padding:4px}.style-control input[type=range]{padding:0}.info-table{background-color:#fff;border:1px solid var(--border-color);border-collapse:collapse;border-radius:var(--border-radius);margin-bottom:16px;overflow:hidden;width:100%}.info-table th{background:var(--bg-color);border-bottom:2px solid var(--border-color);font-weight:600;text-align:left}.info-table td,.info-table th{font-size:13px;padding:10px 12px}.info-table td{border-bottom:1px solid #eee;vertical-align:middle}.info-table tr:last-child td{border-bottom:none}.info-table input[type=text]{background:transparent;border:1px solid transparent;border-radius:4px;font-size:13px;padding:4px 6px;transition:var(--transition);width:100%}.info-table input[type=text]:focus{background:#fff;border-color:var(--primary-color);box-shadow:0 0 0 2px #1890ff33;outline:none}.info-table input[type=checkbox]{cursor:pointer;height:16px;width:16px}.add-row-btn{align-items:center;background:#fff;border:2px dashed var(--border-color);border-radius:var(--border-radius);color:var(--text-secondary);cursor:pointer;display:flex;font-size:14px;gap:8px;justify-content:center;margin-bottom:16px;padding:10px;transition:var(--transition);width:100%}.add-row-btn:hover{background:#1890ff0d;border-color:var(--primary-color);color:var(--primary-color)}.delete-row-btn{align-items:center;background:#f5f5f5;border:none;border-radius:4px;color:var(--text-secondary);cursor:pointer;display:flex;font-size:12px;height:24px;justify-content:center;transition:var(--transition);width:24px}.delete-row-btn:hover{background:var(--error-color);color:#fff;transform:scale(1.1)}.info-actions{display:flex;gap:12px;justify-content:flex-end}.info-btn{align-items:center;border:none;border-radius:var(--border-radius);cursor:pointer;display:flex;font-size:14px;font-weight:500;gap:6px;padding:10px 20px;transition:var(--transition)}.info-btn.primary{background:var(--primary-color);color:#fff}.info-btn.primary:hover{background:var(--primary-hover);box-shadow:var(--shadow-light);transform:translateY(-1px)}.loading{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#0009;height:100%;justify-content:center;left:0;position:fixed;top:0;width:100%;z-index:9999}.loading,.loading-content{align-items:center;display:flex}.loading-content{background:#fff;border-radius:var(--border-radius);box-shadow:var(--shadow-medium);flex-direction:column;gap:16px;padding:32px 48px}.loading-spinner{animation:spin 1s linear infinite;border-top:3px solid var(--bg-color);border:3px solid var(--bg-color);border-radius:50%;border-top-color:var(--primary-color);height:32px;width:32px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(1turn)}}.toast{animation:slideDown .3s cubic-bezier(.4,0,.2,1);background:#fff;border:1px solid var(--border-color);border-radius:var(--border-radius);box-shadow:var(--shadow-medium);left:50%;min-width:300px;padding:16px 24px;position:fixed;text-align:center;top:24px;transform:translate(-50%);z-index:9999}.toast.success{background:#f6ffed;border-left:4px solid var(--success-color)}.toast.error{background:#fff2f0;border-left:4px solid var(--error-color)}.toast.warning{background:#fffbe6;border-left:4px solid var(--warning-color)}@keyframes slideDown{0%{opacity:0;transform:translate(-50%,-100%)}to{opacity:1;transform:translate(-50%)}}.draw-tip{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#000c;border-radius:var(--border-radius);box-shadow:var(--shadow-medium);color:#fff;font-size:14px;left:50%;padding:12px 20px;position:absolute;top:100px;transform:translate(-50%);z-index:100}.empty-state{align-items:center;color:var(--text-secondary);display:flex;flex-direction:column;justify-content:center;padding:48px 24px;text-align:center}.empty-state svg{margin-bottom:16px;opacity:.5}.empty-state h3{color:var(--text-color);margin-bottom:8px}.bottom-panel-backdrop{background:#0006;display:none;height:100%;left:0;opacity:0;position:fixed;top:0;transition:opacity .4s ease;width:100%;z-index:1050}.bottom-panel-backdrop.is-visible{display:block;opacity:1}.marker-container{align-items:center;display:flex;justify-content:center;position:relative}.marker-icon{border-radius:50%;box-shadow:0 2px 8px #0000004d;left:50%;position:absolute;top:50%;transform:translate(-50%,-50%)}.feature-label{background:#fffffff2;border:1px solid #ddd;border-radius:4px;box-shadow:0 2px 6px #0003;font-size:12px;font-weight:500;left:50%;line-height:1.4;max-width:150px;padding:4px 8px;pointer-events:none;position:absolute;text-align:center;top:10px;transform:translate(-50%);white-space:nowrap}.mobile-panel-toggle-btn{display:none}@media (max-width:1024px){.side-panel{width:380px}.side-panel.collapsed{margin-right:-380px}.header{padding:12px 16px}.header-content{align-items:flex-start;flex-direction:column;gap:12px}.header-title{font-size:18px}.toolbar{overflow-x:auto;padding-bottom:4px;width:100%}.tool-group{flex-shrink:0}.panel-toggle{display:none}.panel-close-btn-mobile{display:flex}.mobile-panel-toggle-btn{align-items:center;background-color:var(--primary-color);border:none;border-radius:50%;bottom:24px;box-shadow:var(--shadow-medium);color:#fff;cursor:pointer;display:flex;height:56px;justify-content:center;position:absolute;right:16px;transition:transform .2s ease-in-out,background-color .2s ease;width:56px;z-index:1010}.mobile-panel-toggle-btn:hover{background-color:var(--primary-hover)}.mobile-panel-toggle-btn:active{transform:scale(.95)}.side-panel{border-left:none;border-top:1px solid var(--border-color);border-top-left-radius:16px;border-top-right-radius:16px;bottom:0;box-shadow:0 -4px 12px #00000026;left:0;margin-right:0;max-height:90vh;min-height:20vh;position:fixed;transform:translateY(100%);width:100%;z-index:1100}.side-panel.is-open{transform:translateY(0)}.side-panel.collapsed{margin-right:0}.panel-header{padding:12px 20px;position:relative}.panel-header-top-row{margin-bottom:12px}.panel-grabber{background-color:var(--border-color);border-radius:2.5px;cursor:grab;display:block;height:5px;left:50%;padding:8px 0;position:absolute;top:8px;touch-action:none;transform:translate(-50%);width:40px}.data-item-actions{display:flex}}@media (max-width:480px){.tool-btn{font-size:13px;padding:8px 10px}.tool-btn span{display:none}.data-item{padding:12px}.mobile-panel-toggle-btn{bottom:16px;height:52px;right:16px;width:52px}}.filter-group{display:flex;gap:8px;margin-top:16px}.filter-btn{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius);color:var(--text-secondary);cursor:pointer;flex:1;font-size:14px;font-weight:500;padding:8px 12px;text-align:center;transition:var(--transition)}.filter-btn:hover{background-color:#e6f7ff;border-color:var(--primary-color);color:var(--primary-color)}.filter-btn.active{background-color:var(--primary-color);border-color:var(--primary-color);box-shadow:var(--shadow-light);color:#fff}.drawing-toolbar{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#000000b3;border-radius:50px;bottom:90px;box-shadow:var(--shadow-medium);display:flex;gap:12px;left:50%;padding:8px;position:absolute;transform:translate(-50%);z-index:1010}.drawing-toolbar-btn{align-items:center;border:none;border-radius:50%;color:#fff;cursor:pointer;display:flex;height:52px;justify-content:center;transition:var(--transition);width:52px}.drawing-toolbar-btn.finish{background-color:var(--success-color)}.drawing-toolbar-btn.cancel{background-color:var(--error-color)}.drawing-toolbar-btn:hover{transform:scale(1.1)}#map-search-container{align-items:center;backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px);background-color:#fffc;border:1px solid rgba(0,0,0,.08);border-radius:50px;box-shadow:0 2px 8px #00000026;display:flex;height:44px;left:15px;overflow:hidden;position:absolute;top:15px;transition:all .4s cubic-bezier(.4,0,.2,1);width:44px;z-index:1002}#map-search-container.is-active{max-width:calc(100vw - 30px);width:380px}.search-icon{align-items:center;color:#333;cursor:pointer;display:flex;flex-shrink:0;height:44px;justify-content:center;width:44px}#search-input{background:transparent;border:none;color:#333;font-size:15px;outline:none;padding:10px 20px 10px 0;width:100%}#search-results-panel{background:#fff;border-radius:var(--border-radius);box-shadow:var(--shadow-medium);display:none;left:0;max-height:400px;overflow-y:auto;position:absolute;top:calc(100% + 8px);width:100%}#search-results-panel .poi-item{border-bottom:1px solid #f0f0f0;cursor:pointer;font-size:14px;padding:12px 16px}#search-results-panel .poi-item:last-child{border-bottom:none}#search-results-panel .poi-item:hover{background:#f5f5f5}#search-results-panel .poi-name{color:#333;font-weight:500}#search-results-panel .poi-address{color:#888;font-size:12px;margin-top:4px}.coordinates{-webkit-backdrop-filter:none;backdrop-filter:none;background:transparent;border:none;bottom:10px;box-shadow:none;color:#333;font-family:Courier New,monospace;font-size:13px;left:50%;padding:8px 12px;pointer-events:none;position:absolute;text-shadow:0 0 5px #fff,0 0 5px #fff,0 0 5px #fff;transform:translate(-50%);z-index:100}