:root{--ink:#263a47;--muted:#81909a;--line:#dde3e7;--paper:#fff;--soft:#f6f8fa;--accent:#277891;--accent-soft:#e8f3f6;--orange:#cc8150;--top:46px;--tab:35px;--ribbon:116px;--browser:264px;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);font-size:12px}*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden}button,input,select,textarea{font:inherit}button{cursor:pointer;color:inherit;border:0;background:none;display:inline-flex;align-items:center;justify-content:center;gap:6px}button:disabled{opacity:.4;cursor:default}button:hover:not(:disabled){background:#edf2f5}button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid #4598ba;outline-offset:2px}svg{display:block;width:20px;height:20px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}input,select,textarea{color:var(--ink)}input{min-width:0}input[type=checkbox]{accent-color:var(--accent)}input[type=range]{accent-color:var(--accent);width:100%}kbd{font-size:10px;color:#84919b;background:#f3f5f7;border:1px solid #e1e6ea;border-radius:4px;padding:2px 5px;white-space:nowrap;font-family:inherit}.hidden{display:none!important}#app{height:100%;display:flex;flex-direction:column}.topbar{height:var(--top);min-height:var(--top);display:flex;align-items:center;padding:0 16px 0 17px;background:#f6f8fa;border-bottom:1px solid var(--line);gap:5px}.brand{gap:9px;font-size:21px;font-weight:680;letter-spacing:-.9px;padding:0 12px 0 0}.brandmark{width:26px;height:28px;background:#294551;color:#edbc93;display:grid;place-items:center;clip-path:polygon(25% 0,77% 0,100% 100%,69% 100%,59% 66%,38% 66%,30% 100%,0 100%);font-size:0}.brand-sub{font-size:8px;letter-spacing:2px;display:block;text-align:left;margin-top:-4px;font-weight:600;color:#85939c}.top-divider{height:22px;width:1px;background:#dce3e8;margin:0 10px}.text-button{padding:7px 10px}.chevron{font-size:13px;color:var(--muted)}.icon-button{width:31px;height:31px;border-radius:4px;padding:5px;flex-shrink:0}.icon-button svg{width:18px;height:18px}.icon-button.small{width:25px;height:25px}.document-title{position:absolute;left:50%;transform:translateX(-50%);font-size:12px;font-weight:550;display:flex;align-items:center;gap:10px;pointer-events:none}.version-label{font-weight:500;font-size:10px;padding:2px 5px;border:1px solid #dae1e5;border-radius:4px;color:#7c8b96}.save-state{margin-left:auto;display:flex;align-items:center;gap:6px;color:#82909b;font-size:11px;padding-right:14px}.save-state i,.view-dot,#engine-badge i{width:5px;height:5px;border-radius:50%;background:#5aa984;display:block}.avatar{border:1px solid #d9e2e7;background:#e9eef1;width:28px;height:28px;border-radius:50%;font-size:10px;font-weight:650;margin-left:9px}.document-bar{height:var(--tab);min-height:var(--tab);background:#ecf0f3;display:flex;align-items:stretch;border-bottom:1px solid var(--line);padding:0 12px;gap:6px}.grid-button{align-self:center;margin-right:8px}.document-tab{display:flex;align-items:center;gap:9px;padding:0 20px 0 14px;min-width:265px;border:1px solid #dce3e7;border-bottom:0;border-radius:5px 5px 0 0;background:white;margin-top:4px;box-shadow:inset 0 -2px var(--accent);font-size:11px;font-weight:550}.document-tab svg{width:15px;height:15px;color:var(--accent)}.tab-dot{width:5px;height:5px;border-radius:50%;background:#c5ced5;margin-left:22px}.new-tab{align-self:center}.document-bar-spacer{flex:1}.command-trigger{font-size:10px;color:#8c99a3;gap:8px;padding:0 9px}.command-trigger svg{width:14px;height:14px}.command-trigger kbd{margin-left:30px;background:none}.ribbon-shell{height:var(--ribbon);min-height:var(--ribbon);display:flex;background:#fff;border-bottom:1px solid #d4dce2;box-shadow:0 2px 6px #20394807;z-index:3}.workspace-button{width:109px;flex-shrink:0;flex-direction:column;gap:6px;border-right:1px solid var(--line);margin:13px 0;position:relative}.workspace-button>span:last-child{position:absolute;right:8px;bottom:10px;color:#8a98a2}.workspace-button strong{font-size:10px;letter-spacing:.6px;font-weight:600}.workspace-icon svg{width:33px;height:33px;color:#647f92;stroke-width:1.25}.ribbon-main{flex:1;min-width:0}.mode-tabs{height:32px;display:flex;gap:23px;padding:0 21px;align-items:stretch;border-bottom:1px solid #eef1f4}.mode-tabs button{font-size:10px;letter-spacing:.55px;font-weight:600;padding:0 2px;color:#71818d;position:relative}.mode-tabs button.active{color:var(--accent)}.mode-tabs button.active:after{content:"";position:absolute;bottom:-1px;height:2px;background:var(--accent);left:0;right:0}.ribbon{display:flex;height:83px;padding:5px 7px 0;overflow-x:auto;scrollbar-width:none;gap:1px}.ribbon-group{display:flex;position:relative;padding:0 9px 20px;border-right:1px solid #e5eaee;gap:2px}.ribbon-group:last-child{border:0}.group-label{position:absolute;bottom:5px;left:0;right:0;display:flex;justify-content:center;gap:6px;align-items:center;color:#8c98a1;font-size:8px;letter-spacing:.7px}.group-label span{font-size:9px}.tool-button{flex-direction:column;min-width:53px;gap:5px;border-radius:4px;padding:4px 7px;color:#566c7a;font-size:10px;white-space:nowrap;position:relative}.tool-button svg{width:27px;height:27px;stroke-width:1.4;color:#6b8f9e;filter:drop-shadow(0 1px 0 white)}.tool-button[data-command=create-sketch] svg{color:#689c75}.tool-button[data-command=extrude] svg,.tool-button[data-command=revolve] svg{color:#6387b1}.tool-button[data-command=hole] svg,.tool-button[data-command=boolean] svg{color:#b58655}.tool-button[data-command=appearance] svg{color:#a5756f}.tool-button:hover{background:#edf4f7}.tool-button.active{background:var(--accent-soft);box-shadow:inset 0 -2px var(--accent)}.main-area{flex:1;min-height:100px;display:flex;position:relative;overflow:hidden}.browser{width:var(--browser);min-width:var(--browser);background:#fdfefe;border-right:1px solid #d6dfe5;display:flex;flex-direction:column;z-index:2;transition:margin-left .16s}.browser.collapsed{margin-left:calc(-1*var(--browser))}.pane-heading{height:38px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;font-size:9px;letter-spacing:1.3px;font-weight:650;color:#738691;border-bottom:1px solid #edf1f4}.pane-heading .icon-button{color:#8d9ba4}.browser-search{margin:12px 12px 10px;padding:5px 7px;height:29px;border:1px solid #e4e9ee;border-radius:5px;display:flex;align-items:center;gap:7px;background:#f7f9fa}.browser-search svg{width:13px;height:13px;color:#9aa8b1}.browser-search input{border:0;outline:none;background:none;width:100%;font-size:10px}.browser-search input::placeholder{color:#98a4ae}.browser-search kbd{border:0;font-size:10px;padding:0 2px}#browser-tree{padding:0 8px;flex:1;overflow:auto;scrollbar-width:thin;scrollbar-color:#dce4e9 transparent}.tree-row{height:30px;display:flex;align-items:center;gap:7px;border-radius:4px;padding:0 6px;white-space:nowrap;position:relative;cursor:pointer;font-size:11px;color:#536a78}.tree-row:hover{background:#f0f5f7}.tree-row.active{background:#e4f0f5;color:#216681}.tree-row.root{font-weight:600;color:#314d5d;margin-bottom:5px}.tree-row.folder{margin-top:2px}.tree-row.child{padding-left:30px;font-size:10px;height:28px}.tree-row.hidden-body{opacity:.42}.tree-row svg{width:15px;height:15px;color:#829ba8}.tree-row .tree-name{overflow:hidden;text-overflow:ellipsis;flex:1}.tree-row .tree-arrow{color:#8d9eaa;font-size:10px;width:10px}.tree-row .radio{width:8px;height:8px;border:2px solid var(--accent);border-radius:50%}.tree-row .eye{width:22px;height:22px;opacity:.7;margin-left:auto}.tree-row .eye svg{width:12px;height:12px}.tree-count{font-size:9px;min-width:20px;text-align:center;background:#eff3f6;color:#90a1ad;border-radius:4px;padding:2px 4px;margin-right:5px}.material-dot{width:9px;height:9px;border-radius:2px;box-shadow:inset 0 0 0 1px #0002}.tree-separator{height:1px;background:#edf1f4;margin:9px 10px}.settings-row{padding:5px 20px 7px 34px;font-size:10px;color:#93a0aa;display:flex;justify-content:space-between}.browser-bottom{padding:12px 12px 14px}.local-label{display:flex;align-items:center;justify-content:center;gap:6px;font-size:9px;color:#9aa8b1;padding-bottom:12px}.local-label svg{width:12px;height:12px}.sample-card{width:100%;display:flex;text-align:left;padding:12px 9px;background:#f3f7f9;border:1px solid #e1e9ee;border-radius:7px;gap:10px}.sample-icon{background:#e3ecf1;padding:7px;border-radius:6px;color:#6c8d9d}.sample-card strong{display:block;font-size:10px;font-weight:600}.sample-card small{display:block;font-size:9px;margin-top:4px;color:#8a9ba6}.sample-card>span:last-child{margin-left:auto;color:#8197a5}.stage{flex:1;min-width:0;position:relative;background:#ecf0f3;overflow:hidden;outline:none}.stage>canvas{position:absolute;inset:0;width:100%;height:100%;display:block}#overlay{z-index:1;touch-action:none}.viewport-top-left{position:absolute;z-index:2;left:22px;top:20px;display:flex;flex-direction:column;gap:11px;pointer-events:none}.view-label{background:#ffffffa8;border:1px solid #d7e1e8b3;backdrop-filter:blur(9px);border-radius:5px;height:28px;padding:0 10px;font-size:10px;color:#607788;gap:8px;pointer-events:auto;width:max-content}.view-dot{background:#6f9baa;width:4px;height:4px}.view-label>span:last-child{margin-left:10px;color:#98a7b1}.viewport-caption{font-size:8px;letter-spacing:1.7px;font-weight:550;color:#91a0aa;margin-left:2px}.viewcube-area{position:absolute;right:20px;top:15px;z-index:2;width:103px}.cube-home{position:absolute;left:-17px;top:-5px;color:#8397a5;width:24px;height:24px}.cube-home svg{width:15px;height:15px}#viewcube{width:100%;height:100px;stroke:none;filter:drop-shadow(0 3px 4px #31557709)}#viewcube path{cursor:pointer;stroke-linejoin:round}#viewcube path:hover{fill:#d7e9f3}.cube-label{display:flex;justify-content:center;font-size:7px;gap:7px;color:#8ea0ad;margin-top:3px;letter-spacing:.8px}.cube-label button{padding:2px 0;font-size:7px;letter-spacing:.6px}.model-badge{position:absolute;z-index:2;left:22px;bottom:27px;display:flex;gap:9px;align-items:center;pointer-events:none}.badge-icon{padding:7px;background:#f7fafbcc;border:1px solid #dbe4eac4;border-radius:7px;color:#7b98a7}.badge-icon svg{width:16px;height:16px}.model-badge strong{display:block;font-size:10px;font-weight:550;color:#5d7989}.model-badge div>span{display:block;margin-top:4px;font-size:9px;color:#8ba0ad}.navigation{display:flex;align-items:center;position:absolute;left:50%;bottom:25px;transform:translateX(-50%);background:#ffffffdb;border:1px solid #cfdce5;border-radius:7px;box-shadow:0 3px 14px #2b4f6b08;backdrop-filter:blur(10px);z-index:2;padding:3px 6px}.navigation button{width:32px;height:29px;border-radius:4px;color:#758d9c}.navigation button.active{color:var(--accent);background:#e5f1f6}.navigation svg{width:17px;height:17px}.navigation>span{height:15px;width:1px;background:#dee5eb;margin:0 4px}.axis-triad{position:absolute;bottom:22px;right:25px;width:62px;height:62px;z-index:2;pointer-events:none}.axis-triad svg{width:62px;height:62px;overflow:visible}.viewport-loading{position:absolute;inset:0;z-index:10;background:#edf2f5ed;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;font-size:14px;backdrop-filter:blur(4px)}.viewport-loading small{font-size:11px;color:#8297a5}.spinner{width:34px;height:34px;border:2px solid #cedce5;border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.collapsed-browser{display:none;position:absolute;top:55px;left:12px;background:#fff9;z-index:3}.browser.collapsed+.stage .collapsed-browser{display:flex}.timeline-area{height:76px;min-height:76px;border-top:1px solid #d5dfe6;display:flex;background:#fafbfc;padding:10px 15px 8px;align-items:center;gap:15px;z-index:3}.timeline-controls{display:flex;align-items:center;padding:10px 13px 0 0;border-right:1px solid var(--line);gap:2px}.timeline-controls button{height:26px;width:21px;color:#728997}.timeline-controls svg{width:14px;height:14px}.timeline-main{flex:1;min-width:0;align-self:stretch}.timeline-label{display:flex;gap:14px;align-items:center;margin-bottom:9px;height:9px}.timeline-label>span:first-child{font-size:8px;letter-spacing:1px;color:#7b8b96}.timeline-label>span:last-child{font-size:8px;color:#a2aeb7}.timeline-track{display:flex;align-items:center;gap:5px;overflow:auto;height:36px;scrollbar-width:none;padding-right:20px}.timeline-feature{position:relative;width:29px;min-width:29px;height:29px;background:#eef2f5;border:1px solid #d9e2e8;border-radius:4px;color:#788e9e}.timeline-feature svg{height:18px;width:18px;stroke-width:1.5}.timeline-feature[data-type=hole]{color:#aa875d}.timeline-feature[data-type=sketch]{color:#6e9c79}.timeline-feature[data-type=pattern]{color:#8c849e}.timeline-feature.active{border-color:#5796b2;background:#e3f1f8;color:#287a9d}.timeline-feature.error{background:#f9e9e6;border-color:#d99e91;color:#b06554}.timeline-feature.suppressed,.timeline-feature.rolled-back{opacity:.35}.timeline-feature:after{content:"";width:3px;height:3px;background:#a8b6bf;position:absolute;bottom:-5px;left:50%;border-radius:50%}.timeline-end{width:2px;height:34px;background:#364e5f;min-width:2px;position:relative;margin:0 5px}.timeline-end:before{content:"";position:absolute;top:0;left:-4px;border-left:5px solid transparent;border-right:5px solid transparent;border-top:5px solid #364e5f}.timeline-settings{color:#889ca9}.statusbar{height:25px;min-height:25px;background:#f1f5f7;border-top:1px solid #e1e7ec;display:flex;align-items:center;padding:0 16px;gap:12px;font-size:9px;color:#8a9aa5}.statusbar button{font-size:9px;padding:1px 2px}.status-spacer{flex:1}.status-separator{height:11px;width:1px;background:#d3dee6}#engine-badge{color:#607f8e;gap:6px}#engine-badge i{width:4px;height:4px}.inspector{width:274px;min-width:274px;display:flex;flex-direction:column;background:#fff;border-left:1px solid #d6dfe5;z-index:3;overflow:hidden}.inspector-content{padding:16px;overflow:auto;flex:1;scrollbar-width:thin}.inspector-title{font-size:17px;font-weight:560;letter-spacing:-.4px;margin:0 0 7px}.inspector-subtitle{color:#899aa5;font-size:10px;line-height:1.6;margin-bottom:20px}.form-section{margin:18px 0 9px;font-size:9px;letter-spacing:.8px;text-transform:uppercase;font-weight:600;color:#8a9daa}.field{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:10px 0;font-size:10px}.field>span{flex:1;color:#6c8393}.field input:not([type=checkbox]),.field select{width:129px;min-width:0;border:1px solid #dce5eb;background:#f9fbfc;padding:7px 8px;border-radius:4px;outline:none;text-align:right;font-size:11px}.field select{padding:7px 4px;text-align:left}.field input:focus{border-color:#6ea4bb;box-shadow:0 0 0 2px #37849d10}.field input[type=color]{height:28px;padding:2px}.field.full{display:block}.field.full>span{display:block;margin-bottom:7px}.field.full input{width:100%;text-align:left}.form-help{font-size:10px;color:#92a1ac;line-height:1.65;border-top:1px solid #e8edf1;padding-top:13px;margin-top:17px}.form-help code{font-family:ui-monospace,monospace;color:#66869a;background:#f1f6f9;border-radius:3px;padding:1px 4px}.inspector-footer{padding:12px 14px;border-top:1px solid #e7edf1;display:flex;gap:7px;justify-content:flex-end;background:#fcfdfe}.primary-button,.secondary-button,.danger-button{padding:8px 14px;border-radius:5px;font-size:11px;font-weight:550;min-height:31px}.primary-button{background:var(--accent);color:#fff;border:1px solid var(--accent)}.primary-button:hover:not(:disabled){background:#1f667e}.secondary-button{background:white;border:1px solid #dce5eb;color:#637e8f}.danger-button{color:#aa655a;border:1px solid #ead8d4;background:#fdf9f8}.inspect-stat{padding:10px 0;border-bottom:1px solid #edf1f4;display:flex;justify-content:space-between;color:#8b9eaa;font-size:10px}.inspect-stat strong{font-weight:550;color:#536f81}.material-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:14px}.material-card{flex-direction:column;border:1px solid #e1e9ee;border-radius:6px;padding:10px 4px;gap:8px;font-size:9px;color:#7c91a0}.material-card.active{border-color:#568ca5;box-shadow:0 0 0 1px #568ca5}.material-sphere{width:32px;height:32px;border-radius:50%;box-shadow:inset -5px -5px 10px #0005,inset 5px 5px 10px #fff8,0 2px 3px #0001}.body-actions{display:flex;gap:7px;margin:16px 0}.body-actions button{font-size:10px;flex:1}.body-actions svg{width:13px;height:13px}.sketch-footer{display:flex;align-items:center;gap:12px;position:absolute;bottom:21px;left:50%;transform:translateX(-50%);padding:7px 8px 7px 17px;border:1px solid #cadae1;border-radius:8px;background:#fff;z-index:4;box-shadow:0 6px 25px #183b4b10;white-space:nowrap;font-size:10px}.sketch-footer strong{font-weight:600}.sketch-footer>span:not(.sketch-live-dot){color:#8da0ac;padding-right:15px}.sketch-live-dot{height:6px;width:6px;border-radius:50%;background:#53a986}.selection-hint{position:absolute;left:50%;top:16px;transform:translateX(-50%);font-size:11px;background:#fffef5;border:1px solid #e3d9b7;border-radius:5px;padding:9px 13px;z-index:3;color:#8d7b45}.menu{position:fixed;background:#fff;border:1px solid #d8e2e9;box-shadow:0 8px 35px #233f5525;border-radius:7px;min-width:220px;padding:5px;z-index:50}.menu button{display:flex;justify-content:flex-start;width:100%;padding:9px 11px;border-radius:4px;font-size:11px;gap:11px}.menu button svg{width:15px;height:15px;color:#88a0ae}.menu button kbd{margin-left:auto;border:0;background:none}.menu hr{border:0;border-top:1px solid #e9eef2;margin:5px 0}.menu .menu-title{font-size:9px;color:#8d9fac;letter-spacing:.6px;padding:9px 11px 5px}.modal-scrim{position:fixed;inset:0;background:#1d344944;backdrop-filter:blur(4px);z-index:100;display:flex;justify-content:center;align-items:center;padding:24px}.modal{background:#fff;border:1px solid #e2e8ee;border-radius:12px;width:min(660px,95vw);max-height:85vh;overflow:auto;box-shadow:0 20px 80px #1b344b33}.modal-header{padding:22px 24px 17px;border-bottom:1px solid #e6edf2;display:flex;align-items:center;justify-content:space-between}.modal-header h2{margin:0;font-size:18px;font-weight:550;letter-spacing:-.3px}.modal-body{padding:22px 24px;color:#738b9b;line-height:1.75;font-size:12px}.modal-footer{padding:16px 24px;display:flex;justify-content:flex-end;gap:8px;border-top:1px solid #e6edf2;background:#fbfcfd}.modal p{margin-top:0}.modal h3{font-size:12px;color:#41677f;margin:20px 0 9px;font-weight:600}.modal ul{padding-left:17px}.modal code{font-size:11px;background:#f2f6f9;padding:2px 4px;border-radius:3px;color:#53748a}.modal-logo{display:flex;gap:12px;align-items:center;margin-bottom:16px}.modal-logo .brandmark{width:36px;height:38px}.modal-logo strong{font-size:25px;font-weight:550;color:#314d5d;letter-spacing:-1px}.release-tag{color:#948b7c;background:#f7f1e9;padding:3px 7px;border-radius:4px;font-size:10px;margin-left:7px}.shortcut-grid{display:grid;grid-template-columns:1fr 1fr;gap:5px 30px}.shortcut-row{padding:7px 0;display:flex;justify-content:space-between;border-bottom:1px solid #edf2f5;font-size:11px}.parameters-table{width:100%;border-collapse:collapse;font-size:11px}.parameters-table th{text-align:left;font-size:9px;letter-spacing:.6px;color:#91a4b1;font-weight:500;padding:6px}.parameters-table td{padding:5px}.parameters-table input{width:100%;padding:8px;border:1px solid #e0e8ef;border-radius:4px;font-size:11px}.parameters-table td:nth-child(1){width:27%}.parameters-table td:nth-child(2){width:47%}.parameter-error,.form-error{font-size:11px;color:#b06453;background:#fcf3ee;padding:9px;border-radius:5px;margin-top:12px}.project-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.project-tile{display:flex;flex-direction:column;align-items:stretch;border:1px solid #dfe7ee;border-radius:8px;padding:0;overflow:hidden;text-align:left}.project-art{height:125px;background:linear-gradient(145deg,#e8eff3,#f8fbfc);display:grid;place-items:center;color:#7693a4;position:relative}.project-art svg{width:62px;height:62px;stroke-width:.85}.project-art .art-tag{position:absolute;left:12px;top:12px;font-size:8px;letter-spacing:1px;color:#8a9fab}.project-tile>div:last-child{padding:13px}.project-tile strong{display:block;font-size:12px;font-weight:550;color:#456477}.project-tile small{font-size:10px;color:#8fa2ae;display:block;margin-top:4px}.palette{align-self:flex-start;margin-top:10vh;width:560px}.palette-search{display:flex;align-items:center;gap:10px;padding:18px;border-bottom:1px solid #e6edf2}.palette-search input{border:0;outline:0;font-size:14px;flex:1}.palette-search svg{color:#91a5b2}.palette-results{padding:6px;max-height:420px;overflow:auto}.palette-results button{width:100%;justify-content:flex-start;padding:12px;border-radius:5px;gap:12px;font-size:12px}.palette-results button svg{width:18px;height:18px;color:#7994a5}.palette-results button kbd{margin-left:auto}.palette-results button:first-child{background:#f0f6f9}.toast{position:relative;min-width:230px;max-width:470px;background:#294957;color:#edf5f9;border:1px solid #54717f;border-radius:7px;box-shadow:0 8px 26px #28475420;padding:12px 17px;font-size:11px;line-height:1.5;animation:toast-in .2s ease}.toast.error{background:#855c50;border-color:#a88373}#toast-region{position:fixed;right:20px;bottom:116px;display:flex;flex-direction:column;gap:8px;z-index:200;pointer-events:none}@keyframes toast-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}details>summary{font-size:10px;cursor:pointer;color:#7c94a3;margin-top:14px}.busy #save-state i{background:#c9975b;animation:spin .8s linear infinite}.measure-result{font-size:28px;font-weight:450;letter-spacing:-1px;color:#376b86;margin:20px 0}.measure-result small{font-size:13px;color:#8d9faa;margin-left:8px}.toggle-row{display:flex;align-items:center;justify-content:space-between;font-size:11px;margin:15px 0;color:#6e8798}.notice{background:#f3f7fa;border:1px solid #e1eaf0;border-radius:6px;padding:12px;font-size:11px;color:#7890a0;line-height:1.6}.feature-index{font-size:10px;color:#9baab5;margin-top:9px}.sketch-mode #overlay{cursor:crosshair}.sketch-mode .model-badge,.sketch-mode .navigation{display:none}.input-unit{color:#9bacb8;font-size:9px}.diagnostic-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.diagnostic-tile{padding:15px;border:1px solid #e1e9ee;border-radius:6px;background:#f8fafc}.diagnostic-tile strong{display:block;font-size:19px;font-weight:500;color:#436d86}.diagnostic-tile span{font-size:10px;color:#91a5b2}.error-list{padding:12px;font-size:10px;color:#ab6755}.small-note{font-size:10px;color:#98a9b5}.preview-banner{background:#fff7e7;border-bottom:1px solid #ecd9b3;padding:7px 12px;font-size:10px;color:#a28b50}.view-options-list{padding:4px 0}.view-options-list button{width:100%;justify-content:flex-start;padding:9px 12px;border:1px solid #e1e9ee;border-radius:5px;margin:3px 0;font-size:11px}.view-options-list button.active{border-color:#78a5b9;background:#f0f7fa}.view-options-list button svg{width:16px;height:16px;margin-right:8px}@media(min-width:1750px){:root{--browser:282px}.tool-button{min-width:65px}.ribbon-group{padding-left:14px;padding-right:14px}}@media(max-width:1150px){:root{--browser:225px}.document-title{display:none}.model-badge{display:none}.command-trigger{display:none}.ribbon-group{padding-left:5px;padding-right:5px}.tool-button{min-width:48px;padding:4px 5px}.inspector{position:absolute;right:0;top:0;bottom:0;box-shadow:-6px 0 24px #253f5513}.save-state{font-size:10px}}@media(max-width:760px){:root{--browser:200px;--ribbon:109px}.browser{position:absolute;left:0;top:0;bottom:0;box-shadow:5px 0 20px #1e3b4d15}.browser.collapsed{margin-left:-200px}.document-tab{min-width:210px}.save-state{display:none}.topbar{padding:0 8px}.topbar .avatar{margin-left:auto}.viewport-caption{display:none}.workspace-button{width:80px}.ribbon{height:77px}.viewcube-area{width:80px;right:12px}.timeline-area{padding-left:6px;gap:6px}.timeline-controls{gap:0;padding-right:5px}.timeline-label>span:last-child{display:none}.statusbar #mesh-stats{display:none}.statusbar{padding:0 7px;gap:7px;font-size:8px}.navigation{bottom:20px}.navigation button{width:28px}.sketch-footer #sketch-hint{display:none}.modal{max-height:90vh}.shortcut-grid{grid-template-columns:1fr}.project-grid{grid-template-columns:1fr}.command-trigger{display:none}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}