:root{--bg: #0c0e13;--panel: #151922;--panel-2: #1c222e;--border: #262d3a;--text: #e6e9ef;--muted: #8b93a3;--accent: #4d96ff;--danger: #ff6b6b}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.app{display:grid;grid-template-columns:330px 1fr;height:100vh}.sidebar{background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;gap:14px;padding:18px;overflow-y:auto}.logo{margin:0;font-size:20px;font-weight:700;display:flex;align-items:baseline;gap:8px}.logo span{font-size:11px;font-weight:500;color:var(--accent);text-transform:uppercase;letter-spacing:1px}.uploader{border:1.5px dashed var(--border);border-radius:12px;padding:20px 16px;text-align:center;cursor:pointer;-webkit-user-select:none;user-select:none;background:var(--panel-2);transition:border-color .15s,background .15s}.uploader:hover,.uploader.dragging{border-color:var(--accent);background:#1a2230}.uploader.busy{cursor:default}.up-icon{font-size:24px}.up-text{margin-top:8px;font-size:13px;line-height:1.4}.up-formats{margin-top:8px;font-size:10px;letter-spacing:.5px;color:var(--muted)}.up-progress{display:flex;flex-direction:column;gap:8px;font-size:12px;color:var(--muted)}.up-progress .bar{height:6px;border-radius:4px;background:var(--border);overflow:hidden}.up-progress .bar>div{height:100%;background:var(--accent);transition:width .2s}.section-title{margin:0;font-size:11px;text-transform:uppercase;letter-spacing:1px;color:var(--muted)}.model-list{flex:none;max-height:24vh;margin:0;padding:0;list-style:none;overflow-y:auto;display:flex;flex-direction:column;gap:4px}.model-list li{display:flex;align-items:center;gap:8px;padding:9px 10px;border-radius:8px;font-size:13px;cursor:pointer}.model-list li:hover{background:var(--panel-2)}.model-list li.active{background:#1b2740;box-shadow:inset 0 0 0 1px var(--accent)}.model-list li.empty,.model-list li.empty:hover{cursor:default;background:transparent}.model-list li .name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.model-list li .size{font-size:11px;color:var(--muted)}.badge{font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;background:var(--accent);color:#fff;padding:2px 5px;border-radius:4px}.muted{color:var(--muted)}.small{font-size:12px;line-height:1.4;margin:0}.error{padding:9px 11px;border:1px solid var(--danger);border-radius:8px;background:#2a1518;color:#ffb3b3;font-size:12px}.hint{margin-top:auto;padding-top:10px;border-top:1px solid var(--border);font-size:11px;text-align:center;color:var(--muted)}.constructor{display:flex;flex-direction:column;gap:10px;padding-top:12px;border-top:1px solid var(--border)}.constructor-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.switch{display:inline-flex;align-items:center;gap:6px;font-size:12px;cursor:pointer;-webkit-user-select:none;user-select:none}.switch.disabled{opacity:.45;cursor:not-allowed}.switch input{accent-color:var(--accent)}.palette{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.part-btn{display:flex;flex-direction:column;align-items:center;gap:4px;padding:9px 4px;border:1px solid var(--border);border-radius:9px;background:var(--panel-2);color:var(--text);font-size:11px;cursor:pointer;transition:border-color .12s,background .12s}.part-btn:hover{border-color:#3a4456}.part-btn.armed{border-color:var(--accent);background:#1b2740;box-shadow:0 0 0 1px var(--accent)}.part-ico{font-size:16px;line-height:1}.part-btn .ellipsis{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.attach-head{display:flex;align-items:center;justify-content:space-between}.link-btn{border:none;background:none;color:var(--accent);font-size:11px;cursor:pointer;padding:0}.attach-list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:3px;max-height:22vh;overflow-y:auto}.attach-list li{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:7px;font-size:12px;cursor:pointer}.attach-list li:hover{background:var(--panel-2)}.attach-list li.active{background:#1b2740;box-shadow:inset 0 0 0 1px var(--accent)}.attach-list li .name{flex:1}.icon-btn{border:none;background:none;color:var(--muted);cursor:pointer;font-size:12px;padding:2px 4px;border-radius:4px}.icon-btn:hover{color:var(--danger);background:#2a1518}.toolbar{display:flex;align-items:center;gap:6px}.tool-btn{flex:1;padding:7px 6px;border:1px solid var(--border);border-radius:8px;background:var(--panel-2);color:var(--text);font-size:12px;cursor:pointer}.tool-btn:hover:not(:disabled){border-color:#3a4456}.tool-btn:disabled{opacity:.4;cursor:not-allowed}.switch.mirror{white-space:nowrap;padding:0 4px}.edit-ctl{display:flex;flex-direction:column;gap:10px;font-size:12px;color:var(--muted)}.edit-ctl label{display:flex;flex-direction:column;gap:5px}.edit-ctl input[type=range]{width:100%;accent-color:var(--accent)}.export{display:flex;flex-direction:column;gap:8px;padding-top:12px;border-top:1px solid var(--border)}.stage{position:relative}.stage.placing canvas{cursor:crosshair}.placeholder{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}.placeholder .muted{font-size:13px}.placing-hint{position:absolute;top:14px;left:50%;transform:translate(-50%);z-index:5;padding:8px 14px;border:1px solid var(--accent);border-radius:8px;background:#1b2740d9;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);font-size:13px;white-space:nowrap}.canvas-loader,.canvas-error{padding:10px 16px;border:1px solid var(--border);border-radius:8px;background:#0c0e13d9;font-size:13px;white-space:nowrap}.canvas-error{color:#ffb3b3;text-align:center}.scene-panel{display:flex;flex-direction:column;gap:10px;padding-top:12px;border-top:1px solid var(--border)}.nav-btn{width:30px;height:30px;flex:none;border:1px solid var(--border);border-radius:8px;background:var(--panel-2);color:var(--text);cursor:pointer;font-size:12px;display:inline-flex;align-items:center;justify-content:center}.nav-btn:hover{border-color:var(--accent);color:var(--accent)}.scene-btns{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.scene-btn{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 4px;border:1px solid var(--border);border-radius:9px;background:var(--panel-2);color:var(--text);font-size:11px;cursor:pointer;transition:border-color .12s,background .12s}.scene-btn:hover:not(:disabled){border-color:#3a4456}.scene-btn.active{border-color:var(--accent);background:#1b2740;box-shadow:0 0 0 1px var(--accent)}.scene-btn:disabled{opacity:.4;cursor:not-allowed}.scene-ico{font-size:16px;line-height:1}.picture-overlay{position:absolute;bottom:16px;left:50%;transform:translate(-50%);max-width:calc(100% - 32px);z-index:5;display:flex;align-items:center;gap:10px;padding:8px 12px;border:1px solid var(--border);border-radius:10px;background:#0c0e13c7;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.picture-overlay .pic-name{font-size:13px;font-weight:600;min-width:96px;max-width:150px;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.picture-overlay .pic-count{font-size:11px;color:var(--muted)}.picture-overlay .upload-pic{cursor:pointer;margin-left:2px}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}.login-screen{height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 28%,#1a2740,var(--bg) 70%);padding:20px}.login-card{width:320px;max-width:100%;display:flex;flex-direction:column;gap:14px;padding:28px 26px;background:var(--panel);border:1px solid var(--border);border-radius:14px;box-shadow:0 20px 60px #00000073}.login-logo{margin:0;font-size:22px;font-weight:700;display:flex;align-items:baseline;gap:8px}.login-logo span{font-size:11px;font-weight:500;color:var(--accent);text-transform:uppercase;letter-spacing:1px}.login-sub{margin:-6px 0 4px;font-size:13px;color:var(--muted)}.login-card label{display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--muted)}.login-card input{padding:10px 12px;border:1px solid var(--border);border-radius:9px;background:var(--panel-2);color:var(--text);font-size:14px}.login-card input:focus{outline:none;border-color:var(--accent)}.login-error{padding:9px 11px;border:1px solid var(--danger);border-radius:8px;background:#2a1518;color:#ffb3b3;font-size:12px}.login-btn{margin-top:4px;padding:11px;border:none;border-radius:9px;background:var(--accent);color:#fff;font-size:14px;font-weight:600;cursor:pointer}.login-btn:disabled{opacity:.6;cursor:default}.login-btn:hover:not(:disabled){filter:brightness(1.08)}.boot{height:100vh;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:14px}.sidebar-top{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}.logout-btn{flex:none;padding:5px 10px;border:1px solid var(--border);border-radius:8px;background:var(--panel-2);color:var(--muted);font-size:12px;cursor:pointer}.logout-btn:hover{border-color:var(--danger);color:var(--danger)}