*{box-sizing:border-box;margin:0;padding:0}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light only;--panel-bg:#fffffff0;--border:#d0d4da;--text:#2b2f36;--text-dim:#68707c;--accent:#3b6fe0;--accent-hover:#2f5cc4;--danger:#c0392b;--radius:10px;--shadow:0 2px 12px #0000002e}html,body,#app{overscroll-behavior:none;width:100%;height:100%;color:var(--text);-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent;font-family:-apple-system,PingFang SC,Microsoft YaHei,sans-serif;font-size:13px;overflow:hidden}#scene-canvas{touch-action:none;-webkit-touch-callout:none;outline:none;display:block;position:absolute;top:0;bottom:0;left:0;right:0}.panel{background:var(--panel-bg);-webkit-backdrop-filter:blur(8px);border-radius:var(--radius);box-shadow:var(--shadow)}#app-loading{z-index:100;background:#f4f6f9;flex-direction:column;justify-content:center;align-items:center;gap:14px;transition:opacity .35s;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}#app-loading.done{opacity:0;pointer-events:none}.loading-spinner{border:3px solid #d7dde6;border-top-color:var(--accent);border-radius:50%;width:34px;height:34px;animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{color:var(--text-dim);font-size:13px}#fatal-error{z-index:101;background:#f4f6f9f7;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}.fatal-card{text-align:center;background:#fff;border-radius:14px;width:100%;max-width:420px;padding:22px;box-shadow:0 6px 30px #00000029}.fatal-title{margin-bottom:10px;font-size:16px;font-weight:700}.fatal-message{color:var(--text-dim);word-break:break-all;text-align:left;background:#f6f7f9;border-radius:8px;max-height:40vh;margin-bottom:16px;padding:10px 12px;font-size:12.5px;line-height:1.7;overflow-y:auto}#btn-reload{min-width:120px}button{border:1px solid var(--border);cursor:pointer;color:var(--text);-webkit-user-select:none;user-select:none;background:#fff;border-radius:6px;padding:5px 12px;font-family:inherit;font-size:13px;transition:background .15s,border-color .15s,color .15s}button:hover{background:#f0f4ff;border-color:#6a8dff}button.active{background:var(--accent);border-color:var(--accent);color:#fff}button:disabled{opacity:.5;cursor:not-allowed}button.danger{color:var(--danger);border-color:#e3b7b2}button.danger:hover{background:#fdecea}button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}select:focus-visible{outline:2px solid var(--accent);outline-offset:1px}input,select{border:1px solid var(--border);color:var(--text);background:#fff;border-radius:6px;max-width:100%;padding:4px 8px;font-family:inherit;font-size:13px}.hidden{display:none!important}.muted{color:#98a0ab}#toolbar{z-index:10;flex-wrap:wrap;align-items:center;gap:8px;max-width:calc(100% - 24px);padding:8px 12px;display:flex;position:absolute;top:12px;left:12px}.app-title{margin-right:6px;font-size:14px;font-weight:700}.toolbar-sep{background:#dde1e7;width:1px;height:18px}.origin-label{color:var(--text-dim);text-overflow:ellipsis;white-space:nowrap;max-width:220px;overflow:hidden}#map-drawer{border-radius:var(--radius);z-index:20;background:#fff;flex-direction:column;width:380px;max-width:calc(100vw - 24px);display:flex;position:absolute;top:60px;left:12px;overflow:hidden;box-shadow:0 4px 20px #00000040}.map-header{border-bottom:1px solid #eee;justify-content:space-between;align-items:center;padding:10px 12px;font-weight:600;display:flex}.map-search-row{gap:6px;padding:8px 12px;display:flex}.map-search-row input{flex:1;min-width:0}#amap-container{width:100%;height:320px;position:relative}.amap-fallback{color:#98a0ab;text-align:center;padding:24px 16px;line-height:1.8}.map-manual-row{border-top:1px solid #eee;flex-wrap:wrap;align-items:center;gap:8px;padding:10px 12px;display:flex}.map-manual-row label{align-items:center;gap:4px;display:flex}.map-manual-row input{width:96px}#sun-info{z-index:10;min-width:230px;padding:10px 14px;position:absolute;top:12px;right:320px}.sun-row{justify-content:space-between;gap:16px;padding:3px 0;display:flex}.sun-row span{color:var(--text-dim)}@media (max-width:1100px) and (min-width:769px){#sun-info{min-width:0;top:64px;left:12px;right:auto}#side-panel{width:264px}#toolbar{max-width:calc(100% - 300px)}}#side-panel{background:var(--panel-bg);border-radius:var(--radius);width:296px;max-height:calc(100% - 110px);box-shadow:var(--shadow);z-index:10;position:absolute;top:12px;right:12px;overflow-y:auto}.panel-section{border-bottom:1px solid #f0f1f4;padding:12px 14px}.panel-section h3{color:#3a414c;margin-bottom:8px;font-size:13px}.sheet-title{justify-content:space-between;align-items:center;display:flex}.sheet-close{color:var(--text-dim);background:0 0;border:none;border-radius:6px;padding:4px 8px;font-size:15px}.sheet-close:hover{background:#f0f1f4}#building-list{max-height:140px;list-style:none;overflow-y:auto}#building-list li{cursor:pointer;color:#4a5260;border-radius:6px;padding:6px 8px}#building-list li:hover{background:#f0f4ff}#building-list li.active{background:var(--accent);color:#fff}#properties-form label{color:#4a5260;justify-content:space-between;align-items:center;gap:8px;padding:4px 0;display:flex}#properties-form label input,#properties-form label select{width:130px}.prop-actions{gap:8px;margin-top:10px;display:flex}.prop-actions button{flex:1}.tip{margin-top:8px;font-size:12px}#timeline{z-index:10;align-items:center;gap:12px;width:min(760px,100% - 40px);padding:10px 18px;display:flex;position:absolute;bottom:14px;left:50%;transform:translate(-50%)}.slider-wrap{flex:1;align-items:center;min-width:0;height:24px;display:flex;position:relative}#daylight-band{pointer-events:none;background:#ffc85059;border-radius:4px;height:8px;position:absolute;left:0;right:0}#time-slider{-webkit-appearance:none;appearance:none;z-index:1;background:0 0;border:none;width:100%;min-width:0;height:8px;padding:0;position:relative}#time-slider::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent);cursor:pointer;border:2px solid #fff;border-radius:50%;width:16px;height:16px;box-shadow:0 1px 4px #0000004d}#time-slider::-moz-range-thumb{background:var(--accent);cursor:pointer;border:2px solid #fff;border-radius:50%;width:14px;height:14px}.time-label{font-variant-numeric:tabular-nums;text-align:center;min-width:48px;font-weight:700}#btn-play{flex:none;justify-content:center;align-items:center;width:40px;display:inline-flex}.mobile-only{display:none}#building-toolbar{-webkit-backdrop-filter:blur(8px);z-index:28;background:#fffffff7;border-radius:10px;gap:4px;padding:4px;display:none;position:fixed;transform:translate(-50%,-100%);box-shadow:0 2px 12px #00000038}#building-toolbar button{border-radius:7px;justify-content:center;align-items:center;width:38px;height:38px;padding:0;display:flex}#building-toolbar button.active{background:var(--accent);border-color:var(--accent);color:#fff}#building-toolbar button svg{width:19px;height:19px}#panel-overlay{z-index:25;cursor:pointer;background:#00000059;display:none;position:fixed;top:0;bottom:0;left:0;right:0}@media (max-width:768px){.mobile-only{display:inline-block}#toolbar,#sun-info{display:none!important}#mobile-topbar{height:calc(52px + env(safe-area-inset-top,0px));padding:env(safe-area-inset-top,0px) 10px 0;-webkit-backdrop-filter:blur(10px);z-index:35;background:#fffffff5;align-items:center;gap:8px;display:flex;position:fixed;top:0;left:0;right:0;box-shadow:0 1px 6px #00000014}.m-info{flex:1;min-width:0;line-height:1.3}.m-row1{color:var(--text);white-space:nowrap;font-size:13px;font-weight:500}.m-row2{color:#98a0ab;font-size:11px}.m-sep{color:#c8cdd4;margin:0 5px}.m-tools{gap:4px;display:flex}.m-tools button{border-radius:8px;justify-content:center;align-items:center;width:40px;height:40px;padding:0;display:flex}.m-tools button svg{width:20px;height:20px}#building-toolbar{display:flex}#timeline{z-index:30;gap:5px;overflow:hidden;box-shadow:0 -1px 6px #00000014;width:100%!important;padding:8px!important;padding-bottom:calc(8px + env(safe-area-inset-bottom,0px))!important;border-radius:0!important;position:fixed!important;top:auto!important;bottom:0!important;left:0!important;right:0!important;transform:none!important}#date-input{flex:none;width:118px;min-width:0;padding:6px 2px 6px 6px;font-size:12px}#time-label{flex:none;min-width:34px;font-size:12px}#btn-play{width:34px;height:34px;padding:0}#speed-select{flex:none;width:58px;min-width:0;padding:5px 0;font-size:12px}.slider-wrap{flex:auto;min-width:40px;height:30px}#time-slider{height:30px}#time-slider::-webkit-slider-thumb{width:26px;height:26px}#time-slider::-moz-range-thumb{width:24px;height:24px}#side-panel,#map-drawer{-webkit-overflow-scrolling:touch;top:auto!important;left:0!important;right:0!important;bottom:calc(62px + env(safe-area-inset-bottom,0px))!important;z-index:30!important;background:#fffffffa!important;border-radius:16px 16px 0 0!important;width:100%!important;max-width:none!important;max-height:min(60vh,100% - 140px)!important;transition:transform .3s!important;position:fixed!important;overflow-y:auto!important;transform:translateY(calc(100% + 90px))!important;box-shadow:0 -4px 20px #00000026!important}#side-panel:before,#map-drawer:before{content:"";background:#d5d9df;border-radius:2px;flex:none;width:40px;height:4px;margin:8px auto 0;display:block;position:sticky;top:8px}#side-panel.mobile-open,#map-drawer.mobile-open{transform:translateY(0)!important}#panel-overlay.mobile-visible{display:block!important}.building-list-section{display:none!important}#amap-container{height:240px}.map-manual-row input{width:90px}.map-header{padding:12px 14px 10px}#properties-form label{padding:6px 0}#properties-form label input,#properties-form label select{width:140px;padding:8px;font-size:14px}input,select{font-size:14px}#date-input,#speed-select{font-size:12px}button{padding:8px 12px}#building-list li{padding:10px 8px;font-size:14px}@media (orientation:landscape) and (max-height:500px){#mobile-topbar{height:calc(42px + env(safe-area-inset-top,0px))}.m-tools button{width:34px;height:34px}#timeline{padding-top:5px!important}.slider-wrap{height:24px}#side-panel,#map-drawer{max-height:calc(100% - 96px)!important}}}