@charset "UTF-8";
:root{--navy:#172e45;--navy-soft:#233e57;--blue:#2879dd;--blue-light:#eaf2ff;--ink:#243a4d;--muted:#81909c;--line:#e5eaf0;--paper:#fff;--canvas:#f2f5f8;--green:#26a68b;--orange:#d88835;font-family:"Microsoft YaHei UI","PingFang SC","Segoe UI",sans-serif;color:var(--ink);font-size:13px;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--canvas)}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.48;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--blue);outline-offset:3px}svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}[hidden]{display:none!important}.sprite{position:absolute;width:0;height:0;overflow:hidden}.workspace{display:flex;height:100dvh;min-height:560px;overflow:hidden}.sidebar{width:230px;flex-shrink:0;background:var(--navy);color:#d0dce7;display:flex;flex-direction:column;padding:25px 20px 0;z-index:30}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:white;margin:0 0 36px 3px}.brand img{width:40px;height:40px}.brand span{font-size:24px;font-weight:650;letter-spacing:3px}.brand small{display:block;font:9px "Segoe UI",sans-serif;letter-spacing:2.2px;margin-top:3px;color:#8ea6bc}.workspace-label{display:flex;align-items:center;justify-content:space-between;font-size:11px;letter-spacing:1px;color:#829bb2;margin-bottom:12px}.workspace-label>span{font-family:Consolas,monospace;font-size:10px}.icon-button{background:none;border:0;color:inherit;width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;border-radius:5px}.icon-button:hover{background:#ffffff16}.sidebar select{width:100%;background:var(--navy-soft);border:1px solid #355068;color:#edf5fc;padding:11px 8px;border-radius:6px}.side-action{display:flex;align-items:center;gap:10px;background:none;border:0;color:#9eb3c7;text-align:left;padding:18px 0 0;width:100%;font-size:12px}.side-action span{margin-left:auto;font-size:10px;color:#738ca4}.section-line{height:1px;background:#ffffff13;margin:23px 0}.model-list{min-height:68px;max-height:180px;overflow:auto}.side-hint{color:#7f98ae;font-size:11px;line-height:1.8;margin:4px 0}.model-item{display:flex;align-items:center;gap:9px;width:100%;background:none;color:#b0c2d3;border:0;border-radius:6px;padding:12px 9px;text-align:left;margin-bottom:5px}.model-item.active{background:#2b79ce2e;color:#80baff;box-shadow:inset 2px 0 #4c9aec}.model-item span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.component-heading{margin-top:28px}.search{width:100%;border:1px solid #ffffff14;border-radius:5px;background:#10283c;color:#d3e0ec;padding:10px;margin-bottom:12px;font-size:11px}.search::placeholder{color:#708ba2}.mesh-list{flex:1;min-height:40px;overflow:auto;margin-right:-8px;padding-right:8px}.mesh-item{border:0;background:none;display:flex;align-items:center;gap:8px;padding:8px 4px;color:#93adc3;text-align:left;width:100%;font-size:11px}.mesh-item 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strong{font-weight:500;overflow:hidden;text-overflow:ellipsis;max-width:280px}.slash{color:#cad2d9}.header-actions{display:flex;gap:9px;align-items:center;flex-shrink:0}.button{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid transparent;border-radius:6px;padding:9px 13px;font-size:12px;font-weight:500;line-height:1.5}.button svg{width:15px;height:15px}.primary{background:var(--blue);color:white}.primary:hover{background:#1b69c8}.quiet{background:white;color:#556979;border-color:#e2e8ee}.quiet:hover{background:#f7f9fc}.outlined{background:var(--blue-light);color:var(--blue);border:1px solid #dce9fa}.small{font-size:11px;padding:7px 10px}.wide{width:100%}.avatar{width:34px;height:34px;flex-shrink:0;background:#eaf0f5;color:#597184;border:1px solid #dde7ef;border-radius:50%;font-size:10px;margin-left:9px}.subbar{height:49px;display:flex;align-items:center;gap:20px;justify-content:space-between;padding:0 27px;background:#fcfdfe;border-bottom:1px solid 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#88b4a9;left:4px;top:-1px;transform:rotate(-38deg)}.collab-panel{width:310px;background:white;border-left:1px solid var(--line);display:flex;flex-direction:column;flex-shrink:0;z-index:10}.panel-title{display:flex;align-items:center;justify-content:space-between;padding:23px 22px 20px}.panel-title h2{font-size:14px;font-weight:600;margin:0}.sync-state{font-size:9px;color:#92a3b0}.tabs{display:flex;padding:0 20px;gap:28px;border-bottom:1px solid var(--line)}.tabs button{display:flex;align-items:center;gap:6px;border:0;background:none;color:#8c9dab;padding:0 0 14px;font-size:12px;position:relative}.tabs button svg{height:15px;width:15px}.tabs button.active{color:var(--blue)}.tabs button.active:after{content:"";height:2px;background:var(--blue);position:absolute;bottom:-1px;left:0;right:0}.tabs button span{background:#f0f4f8;border-radius:4px;font:9px Consolas,monospace;padding:2px 5px;color:#8b9ca9}.panel-content{flex:1;overflow:auto;padding:19px 19px 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var(--line);background:white;width:100%;text-align:left;border-radius:6px;padding:15px;margin-top:12px}.view-card>svg{width:29px;height:29px;color:#82a8cd;background:#f1f6fb;padding:6px;border-radius:5px}.view-card strong{font-size:11px;font-weight:500;display:block}.view-card small{font-size:9px;color:#9daebb;display:block;margin-top:5px}.loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:12px;flex-direction:column;background:#f2f5f8bb;z-index:5;color:#6f8ba0;font-size:11px}.loading strong{font-size:13px;font-weight:500}.spinner{width:24px;height:24px;border:2px solid #cbd9e5;border-top-color:var(--blue);border-radius:50%;animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.viewer-error{position:absolute;top:135px;left:30px;right:30px;padding:14px;background:#fff1ee;color:#ae5944;border:1px solid #f5d8d0;border-radius:6px;font-size:12px;z-index:6}.selection{position:absolute;bottom:117px;left:50%;transform:translateX(-50%);max-width:90%;background:#fff;border:1px solid #dce7f1;border-radius:6px;padding:9px 12px;display:flex;gap:10px;align-items:center;z-index:4;font-size:10px;box-shadow:0 3px 10px #173d6110}.selection>span{max-width:140px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.selection svg{width:14px;color:var(--blue)}.selection button{font-size:10px;border:0;border-left:1px solid var(--line);padding:2px 0 2px 9px;background:none;color:var(--blue);white-space:nowrap}dialog{border:1px solid #d7e0e9;border-radius:12px;padding:0;width:min(510px,calc(100vw - 32px));max-height:85dvh;color:var(--ink);box-shadow:0 24px 80px #102f4833}dialog::backdrop{background:#102c4266;backdrop-filter:blur(3px)}.dialog-header{display:flex;justify-content:space-between;align-items:center;padding:22px 25px 16px;border-bottom:1px solid var(--line)}.dialog-header h2{font-size:17px;font-weight:600;margin:0}#dialog-body{padding:22px 25px 26px}.field{display:flex;flex-direction:column;gap:8px;margin-bottom:17px;font-size:12px}.field input,.field select,.field textarea{border:1px solid #dce4eb;border-radius:6px;background:#fcfdff;padding:10px 11px;color:var(--ink);width:100%;min-width:0}.field textarea{min-height:84px;resize:vertical}.field small{font-size:10px;line-height:1.7}.muted{color:#91a2b1;font-size:11px;line-height:1.8}.form-error{color:#bb564d;font-size:11px;line-height:1.8}.dialog-note{background:#eff5fb;color:#6a8ca9;padding:13px;border-radius:6px;font-size:11px;line-height:1.9;margin:0 0 18px}.detail-body{font-size:12px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere}.detail-meta{font-size:10px;color:#95a5b3;margin:7px 0 19px}.detail-actions{display:flex;gap:8px;margin:15px 0;flex-wrap:wrap}.comment{padding:12px 0;border-top:1px solid var(--line)}.comment p{font-size:12px;line-height:1.8;white-space:pre-wrap;margin:5px 0;overflow-wrap:anywhere}.comment small{font-size:10px;color:#91a4b5}.list-row{display:flex;justify-content:space-between;align-items:center;gap:9px;padding:13px 0;border-bottom:1px solid var(--line);font-size:12px}.list-row small{color:#91a4b5;font-size:10px}.list-row button{font-size:10px}.share-output{word-break:break-all;background:#f3f7fb;border:1px solid #e2eaf1;padding:12px;border-radius:5px;font-size:11px;user-select:all}.toast-region{position:fixed;top:21px;left:50%;transform:translateX(-50%);z-index:10000;display:flex;align-items:center;flex-direction:column;gap:8px;pointer-events:none;max-width:calc(100vw - 30px)}.toast{padding:12px 20px;border:1px solid #bbdfd4;background:#f2fbf8;color:#438372;box-shadow:0 5px 22px #163d6420;border-radius:7px;font-size:12px;line-height:1.6}.toast.error{background:#fff4f0;color:#af6654;border-color:#edd4ca}.mobile-toggle{display:none}.help-separator{border:0;border-top:1px solid var(--line);margin:20px 0}.auth-intro{font-size:12px;color:#8297a8;line-height:1.8;margin:0 0 20px}.drop-note{padding:16px;border:1px dashed #b5cde2;background:#f4f8fc;border-radius:8px;margin-bottom:19px;font-size:11px;line-height:1.8;color:#6e8da7}.file-chip{background:#eef4fa;border-radius:4px;font-size:10px;color:#6f8ba1;padding:5px 8px;margin:3px;display:inline-block}.login-actions{display:flex;justify-content:center;margin-top:15px}.error-label{color:#bd6455!important}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-thumb{background:#a1b2c144;border-radius:4px}
@media(min-width:1600px){.sidebar{width:255px}.collab-panel{width:335px}.stage-heading{top:34px;left:35px}.stage-heading h1{font-size:24px}}
@media(max-width:1180px){.sidebar{width:205px;padding-left:15px;padding-right:15px}.collab-panel{width:280px}.topbar{padding:0 17px}.breadcrumb{gap:8px}.breadcrumb>span:first-child,.breadcrumb .slash{display:none}.header-actions .button{padding:8px 10px;font-size:11px}.mouse-hint{display:none}.stage-heading h1{font-size:18px}.stage-heading p{max-width:260px}}
@media(max-width:950px){.sidebar{display:none;position:fixed;top:0;bottom:0;box-shadow:15px 0 45px #163d6440}.sidebar.open{display:flex}.mobile-toggle{display:inline-flex}.collab-panel{width:270px}.topbar{height:64px;padding:0 14px}.header-actions{gap:6px}.breadcrumb{font-size:11px}.header-actions .quiet{font-size:0;gap:0;padding:9px}.header-actions .quiet svg{width:16px}.avatar{margin-left:1px}.stage-heading{left:20px;top:24px}.stage-footer{padding:0 10px}.subbar{padding:0 16px}.subbar .text-button{font-size:10px}.orientation{left:18px}.viewer-toolbar{bottom:58px}.viewer-toolbar button{min-width:31px;padding:0 6px}}
@media(max-width:680px){.workspace{min-height:480px}.collab-panel{display:none;position:fixed;top:113px;bottom:0;right:0;width:min(310px,90vw);box-shadow:-10px 0 30px #173d611f}.collab-panel.open{display:flex}.breadcrumb strong{max-width:110px}.header-actions .primary{font-size:0;gap:0;padding:9px}.header-actions .primary svg{width:16px}.stage-heading h1{font-size:19px}.stage-heading p{font-size:10px}.stage-heading{top:22px}.subbar #model-meta{max-width:150px;font-size:9px}.subbar{gap:8px}.stage-footer{font-size:9px}.selection{bottom:109px}.selection>span{max-width:80px}.orientation{bottom:67px}.viewer-toolbar{bottom:54px}.panel-title{padding-top:19px}}
@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}