@charset "UTF-8";:root{--editor-header-height: 76px;--editor-viewport-height: 100dvh;--paper: #f3f4ee;--surface: #fbfcf8;--ink: #24342d;--muted: #67736a;--accent: #446f48;--line: #dce0d5;--sans: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;font-family:var(--sans);color:var(--ink);background:var(--paper);font-size:13px;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer;background:var(--surface);border:1px solid var(--line);border-radius:7px;padding:9px 12px;transition:background .15s}button:hover:not(:disabled){background:#e8ede3}button:active:not(:disabled){transform:translateY(1px)}button:disabled{opacity:.45;cursor:not-allowed}button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}button.primary:hover:not(:disabled){background:#365b39}button.danger{color:#a03e32}a{color:var(--accent)}h1,h2,p{margin:0}h1,h2{font-size:15px;font-weight:600}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.skip-link{position:fixed;top:-100px;left:20px;z-index:20;background:var(--ink);color:#fff;padding:12px}.skip-link:focus{top:12px}.editor-header{height:var(--editor-header-height);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:24px;padding:12px 22px;background:var(--surface)}.editor-brand{display:flex;align-items:center;background:var(--accent);padding:2px 10px;border-radius:7px;flex:none}.editor-brand img{display:block;width:108px;height:40px;object-fit:contain}.document-heading{display:flex;flex-direction:column;gap:4px;min-width:0;flex:1}.document-heading input{font-size:16px;font-weight:600;border:0;background:transparent;padding:2px 0;width:min(100%,360px)}#save-status{font-size:11px;color:var(--muted)}.header-buttons{display:flex;gap:8px;flex:none}.workspace{height:calc(var(--editor-viewport-height) - var(--editor-header-height));min-height:560px;display:grid;grid-template-columns:256px minmax(260px,1fr) 300px}.panel{padding:24px 20px;background:var(--surface);overflow-y:auto;scrollbar-width:thin}.properties{border-right:1px solid var(--line)}.panel-heading,.inspector-heading{display:flex;align-items:center;justify-content:space-between;gap:8px}.panel-close{display:none}.panel-heading button,.inspector-heading button{padding:5px 8px;font-size:11px}.panel-description{color:var(--muted);line-height:1.8;font-size:12px;margin-top:8px}.history-controls{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:20px 0 4px}.history-controls button{background:transparent}details{border-bottom:1px solid var(--line);padding:16px 0}summary{cursor:pointer;list-style:none;font-weight:600;display:flex;justify-content:space-between;align-items:center}summary:after{content:"+";font-size:16px;font-weight:400;color:var(--muted)}details[open] summary:after{content:"\2212"}details[open] summary{margin-bottom:16px}.field{display:flex;flex-direction:column;gap:7px;margin-top:12px;font-size:12px}.field input,.field select,.vector input{width:100%;min-width:0;padding:8px;border:1px solid var(--line);border-radius:5px;background:#fff}.field input[type=range]{padding:0;accent-color:var(--accent)}.field output{align-self:flex-end;font-size:11px;margin-top:-21px;color:var(--muted)}.field-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}.check{display:flex;align-items:center;gap:8px;margin-top:14px;font-size:12px}.check input{accent-color:var(--accent)}.asset-palette{display:grid;grid-template-columns:1fr 1fr;gap:8px}.asset-palette button{display:flex;align-items:center;gap:10px;text-align:left;font-size:12px;padding:10px 8px}.asset-palette span{display:grid;place-items:center;width:27px;height:30px;color:var(--accent);border-left:2px solid #c1d0b9;font-weight:600;font-size:15px;background:#f0f3eb}.hint{font-size:11px;line-height:1.8;color:var(--muted);margin-top:10px}#object-list{font-size:12px;min-height:90px}#object-list option{padding:5px}#object-inspector{padding:20px 0;border-bottom:1px solid var(--line)}.vector{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;padding:0;border:0;margin:15px 0 0}.vector legend{font-size:11px;color:var(--muted);margin-bottom:8px}.vector label{font-size:10px;color:var(--muted);display:flex;flex-direction:column;gap:4px}.vector input{padding:7px 4px;color:var(--ink)}.file-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:22px}.file-actions button{font-size:11px;padding-inline:5px}.canvas-area{position:relative;min-width:0;overflow:hidden;background:#dce5d4}#viewport{position:absolute;inset:0}#viewport canvas,#viewport svg{display:block;width:100%;height:100%;touch-action:none}.canvas-loading{position:absolute;inset:0;display:grid;place-items:center;color:var(--accent);background:#e4eadc;z-index:2}.canvas-topline{position:absolute;top:22px;left:24px;right:24px;display:flex;justify-content:space-between;align-items:center;gap:12px;pointer-events:none}.canvas-label{font-size:12px;letter-spacing:.1em;color:#30452e}#render-status{font-size:11px;max-width:65%;text-align:right;color:#34432e}.canvas-bottom{position:absolute;bottom:24px;left:24px;right:24px;text-align:center;pointer-events:none}.canvas-tools{display:inline-flex;gap:4px;padding:5px;background:#fbfcf8f0;border:1px solid #d1dac8;border-radius:10px;pointer-events:auto}.canvas-tools button{background:transparent;border:0;font-size:11px;padding:8px}.canvas-tools button[aria-pressed=true]{background:#dce7d3;color:#2d4e32}.canvas-bottom p{font-size:10px;margin-top:10px;color:#44573d;text-shadow:0 1px 1px #fff}.notice{position:absolute;top:58px;left:20px;right:20px;z-index:3;padding:12px 15px;line-height:1.7;font-size:12px;background:#fbfcf8f7;border:1px solid #c7d3be;border-radius:7px;overflow-wrap:anywhere}.notice[data-tone=error]{border-color:#c99082;color:#8b3527}.mobile-switch{display:none}.assistant{border-left:1px solid var(--line);display:flex;flex-direction:column;padding:24px 18px}.assistant-heading{display:flex;align-items:center;gap:10px}.assistant-mark{display:grid;place-items:center;width:34px;height:34px;background:#e7eee0;color:var(--accent);border-radius:8px;font-size:17px;flex:none}.assistant-heading h2{font-size:15px}.assistant-heading p{font-size:10px;line-height:1.7;margin-top:3px;color:var(--muted)}.agent-status{padding:12px 0;font-size:11px;line-height:1.7;color:var(--muted);border-bottom:1px solid var(--line);margin:8px 0 16px}.conversation{flex:1;overflow-y:auto;min-height:90px;scrollbar-width:thin;display:flex;flex-direction:column;gap:16px;padding-bottom:16px}.message{line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px}.assistant-message{color:#52604e}.user-message{align-self:flex-end;background:#eaf0e4;padding:10px 12px;border-radius:10px 10px 0;max-width:96%}.prompt-suggestions{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.prompt-suggestions button{padding:6px 8px;font-size:10px;border-radius:5px;background:transparent}#agent-form{border:1px solid #c7d0be;border-radius:9px;background:#fff;padding:10px}#agent-prompt{border:0;resize:vertical;width:100%;padding:0;font-size:12px;line-height:1.7;min-height:66px;max-height:150px;background:transparent}#agent-prompt:focus{outline:none}.composer-actions{display:flex;align-items:center;gap:6px;justify-content:flex-end;margin-top:8px}.composer-actions span{font-size:9px;color:var(--muted);flex:1}.composer-actions button{font-size:11px;padding:7px 9px}.share-button{margin-top:14px;background:transparent}.privacy-note{color:var(--muted);font-size:10px;line-height:1.9;margin-top:12px}.privacy-note a{white-space:nowrap}.read-only .properties,.read-only #save-scene,.read-only #open-library,.read-only .assistant,.read-only #move-mode,.read-only #capture-camera{display:none}.read-only .workspace{grid-template-columns:1fr}.read-only .canvas-label:after{content:" \b7  \516c\5f00\53ea\8bfb\5feb\7167"}.read-only .mobile-switch{display:none}dialog{width:min(560px,calc(100% - 32px));max-height:min(80dvh,calc(var(--editor-viewport-height) - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 32px));overflow-y:auto;overscroll-behavior:contain;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);padding:24px}dialog::backdrop{background:#16241959;backdrop-filter:blur(3px)}.dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:16px}.dialog-heading button{font-size:11px}dialog p{font-size:12px;line-height:1.9;margin:12px 0}dialog>button{margin:12px 6px 0 0}.library-group{margin-top:22px;border-top:1px solid var(--line);padding-top:14px}.library-group h3{font-size:12px;margin:0 0 10px}.library-item{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.library-item span{font-size:12px;line-height:1.7;overflow-wrap:anywhere}.library-item small{display:block;font-size:10px;color:var(--muted)}.library-item button{white-space:nowrap;font-size:11px}.library-item[data-conflict=true]{border-left:2px solid #9c7552;padding-left:10px}@media (min-width: 1450px){.workspace{grid-template-columns:280px minmax(360px,1fr) 330px}.panel{padding-inline:24px}.assistant{padding-inline:22px}}@media (max-width: 1100px){.workspace{grid-template-columns:228px minmax(200px,1fr) 258px}.panel{padding:20px 14px}.canvas-topline{left:16px;right:16px}.canvas-bottom{left:10px;right:10px}.assistant-heading p{max-width:160px}.canvas-tools button{padding-inline:6px}}@media (max-width: 800px){:root{--editor-header-height: calc(68px + env(safe-area-inset-top)) }}@media (max-width: 800px),(max-height: 500px) and (pointer: coarse){.editor-header{padding:calc(9px + env(safe-area-inset-top)) max(8px,env(safe-area-inset-right)) 9px max(8px,env(safe-area-inset-left));gap:8px}.editor-brand{padding:2px 5px}.editor-brand img{width:66px;height:30px}.document-heading{gap:1px}.document-heading input{width:100%;min-width:0;font-size:16px}#save-status{font-size:10px;line-height:1.2;white-space:nowrap}.header-buttons{gap:4px}.header-buttons button{min-height:44px;font-size:11px;padding:7px 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input{min-height:44px;padding-inline:5px}#object-list{font-size:16px;min-height:104px}#agent-prompt{min-height:88px;max-height:24dvh;font-size:16px}.composer-actions button,.prompt-suggestions button,.share-button{min-height:44px;font-size:12px}.canvas-bottom{bottom:calc(72px + env(safe-area-inset-bottom));left:6px;right:6px}.canvas-tools{max-width:100%;gap:0}.canvas-tools button{min-width:0;min-height:44px;padding:8px 7px;font-size:11px;white-space:nowrap}.canvas-bottom p{margin-top:6px;font-size:11px}.canvas-topline{top:14px;left:12px;right:12px}.canvas-label{font-size:11px}.read-only .canvas-bottom{bottom:calc(18px + env(safe-area-inset-bottom))}.read-only .document-heading input{pointer-events:none}dialog{width:calc(100% - 16px - env(safe-area-inset-left) - env(safe-area-inset-right));max-height:calc(var(--editor-viewport-height) - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 16px);padding:18px 16px calc(18px + env(safe-area-inset-bottom))}dialog button,.library-item 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