@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap";:root{--bg:#121218;--surface:#0e0e14d9;--surface-hover:#181824e6;--border:#ffffff0f;--border-hover:#ffffff1f;--text:#c8ccd4;--text-dim:#6b7080;--text-bright:#ebedf2;--accent:#5b9cf5;--accent-dim:#5b9cf526;--radius:10px;--toolbar-gap:2px;--select-bg:#14141e}:root.light{--bg:#f0f0f4;--surface:#ffffffbf;--surface-hover:#ffffffe6;--border:#00000014;--border-hover:#00000026;--text:#2c2c32;--text-dim:#7a7a88;--text-bright:#1a1a22;--accent:#3b7ddb;--accent-dim:#3b7ddb1f;--select-bg:#fff}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;overflow:hidden}#potree_sidebar_container,.potree_message,#potree_map,#potree_description,.potree_failpage,.annotation,#potree_quick_buttons{display:none!important}#potree_render_area,.potree_container{background:var(--bg)!important}#app-ui{pointer-events:none;z-index:1000;position:fixed;inset:0}#app-ui>*{pointer-events:auto}#topbar{pointer-events:none;justify-content:space-between;align-items:center;display:flex;position:absolute;top:24px;left:32px;right:32px}#topbar>*{pointer-events:auto}#topbar-left{align-items:center;gap:12px;display:flex}#dataset-selector{position:relative}#dataset-current{color:var(--text);letter-spacing:.02em;background:var(--surface);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border);cursor:pointer;border-radius:8px;align-items:center;gap:8px;padding:7px 12px;font-family:inherit;font-size:13px;font-weight:500;transition:all .15s;display:flex}#dataset-current:hover{background:var(--surface-hover);border-color:var(--border-hover)}#dataset-current svg{color:var(--text-dim);transition:transform .15s}#dataset-selector.open #dataset-current svg{transform:rotate(180deg)}#dataset-dropdown{background:var(--surface);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border);z-index:100;border-radius:10px;min-width:220px;padding:4px;display:none;position:absolute;top:calc(100% + 6px);left:0}#dataset-selector.open #dataset-dropdown{display:block}.dataset-option{cursor:pointer;border-radius:7px;justify-content:space-between;align-items:center;padding:8px 12px;transition:background .1s;display:flex}.dataset-option:hover{background:var(--surface-hover)}.dataset-option.active{background:var(--accent-dim)}.dataset-option-name{color:var(--text);font-size:12px;font-weight:500}.dataset-option.active .dataset-option-name{color:var(--accent)}.dataset-option-meta{color:var(--text-dim);font-variant-numeric:tabular-nums;font-size:10px}#toolbar{gap:var(--toolbar-gap);background:var(--surface);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border);border-radius:12px;flex-direction:column;padding:4px;display:flex;position:absolute;top:50%;left:16px;transform:translateY(-50%)}.tool-btn{width:40px;height:40px;color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;padding:0;transition:all .15s;display:flex}.tool-btn svg{width:18px;height:18px}.tool-btn:hover{background:var(--surface-hover);color:var(--text)}.tool-btn.active{background:var(--accent-dim);color:var(--accent)}.toolbar-divider{background:var(--border);height:1px;margin:2px 6px}#bottombar{background:var(--surface);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border);border-radius:10px;align-items:center;gap:20px;padding:8px 16px;display:flex;position:absolute;bottom:16px;left:50%;transform:translate(-50%)}.setting-group{white-space:nowrap;align-items:center;gap:8px;display:flex}.setting-group label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;font-size:11px;font-weight:500}.setting-group input[type=range]{appearance:none;cursor:pointer;background:#ffffff14;border-radius:2px;outline:none;width:80px;height:3px}.setting-group input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent);cursor:pointer;border:none;border-radius:50%;width:12px;height:12px;transition:transform .1s}.setting-group input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.2)}.setting-group input[type=range]::-moz-range-thumb{background:var(--accent);cursor:pointer;border:none;border-radius:50%;width:12px;height:12px}.setting-group span{color:var(--text-dim);font-variant-numeric:tabular-nums;min-width:28px;font-size:11px}.toggle-btn{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:6px;padding:4px 10px;font-family:inherit;font-size:11px;font-weight:500;transition:all .15s}.toggle-btn.active{background:var(--accent-dim);color:var(--accent);border-color:#5b9cf533}.setting-group select{border:1px solid var(--border);color:var(--text);cursor:pointer;appearance:none;background:url("data:image/svg+xml,%3Csvg width='8' height='5' viewBox='0 0 8 5' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l3 3 3-3' stroke='%236b7080' stroke-width='1.2'/%3E%3C/svg%3E") right 6px center no-repeat;border-radius:6px;outline:none;padding:4px 20px 4px 8px;font-family:inherit;font-size:11px;font-weight:500}.setting-group select:hover{border-color:var(--border-hover)}.setting-group select option{background:var(--select-bg);color:var(--text)}#center-prompt{color:var(--text-dim);letter-spacing:.03em;pointer-events:none;font-size:15px;font-weight:400;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}#legend{background:var(--surface);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border);pointer-events:auto;border-radius:8px;gap:12px;padding:6px 14px;display:flex;position:absolute;bottom:60px;left:50%;transform:translate(-50%)}.legend-item{color:var(--text-dim);white-space:nowrap;align-items:center;gap:5px;font-size:10px;display:flex}.legend-swatch{border-radius:2px;flex-shrink:0;width:8px;height:8px}#loading-overlay{background:var(--bg);z-index:2000;justify-content:center;align-items:center;transition:opacity .5s;display:flex;position:absolute;inset:0}#loading-overlay.hidden{opacity:0;pointer-events:none}#loading-content{text-align:center}#loading-spinner{border:2px solid #ffffff0f;border-top-color:var(--accent);border-radius:50%;width:32px;height:32px;margin:0 auto 16px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}#loading-text{color:var(--text-dim);font-size:13px;font-weight:400}#loading-progress{color:var(--text-dim);opacity:.5;font-variant-numeric:tabular-nums;margin-top:8px;font-size:11px}#error-overlay{background:var(--bg);z-index:2000;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}#error-content{text-align:center}#error-icon{color:#f87171;margin-bottom:16px}#error-text{color:var(--text);margin-bottom:8px;font-size:15px;font-weight:500}#error-detail{color:var(--text-dim);max-width:400px;font-size:12px}.potree_label{background:var(--surface)!important;-webkit-backdrop-filter:blur(16px)!important;color:var(--text-bright)!important;font-variant-numeric:tabular-nums!important;border:1px solid #5b9cf533!important;border-radius:6px!important;padding:4px 10px!important;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif!important;font-size:12px!important;font-weight:500!important}.tool-btn[data-tool]:after{content:attr(data-key);color:var(--text-dim);opacity:0;font-family:Inter,sans-serif;font-size:8px;transition:opacity .15s;position:absolute;bottom:2px;right:4px}.tool-btn[data-tool]:hover:after{opacity:.6}@media (width<=640px){#toolbar{left:8px}#topbar{top:8px;left:8px;right:8px}#bottombar{justify-content:center;bottom:8px;left:8px;right:8px;transform:none}}