:root{--bg-app: #2a3039;--bg-title: #232830;--bg-ribbon: #3a424f;--bg-ribbon-tabs: #303743;--bg-panel: #2e353f;--bg-input: #1e232a;--bg-hover: #4a5564;--bg-active: #1d5fae;--border: #1b1f25;--border-soft: #46505d;--text: #e8ebf0;--text-dim: #a9b2bf;--text-faint: #9aa4b2;--accent: #3d95f0;--accent-soft: rgba(61, 149, 240, .18);--danger: #ff6b6b;--ok: #52d68a;--canvas-model: #212830;--canvas-layout: #3b414b;--cmd-bg: rgba(33, 39, 47, .92);--font: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", system-ui, sans-serif;--mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;color-scheme:dark}*{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;height:100%;overflow:hidden;overscroll-behavior-y:none;background:var(--bg-app);color:var(--text);font:12px/1.4 var(--font);-webkit-font-smoothing:antialiased}button{font:inherit;color:inherit}#app{display:grid;grid-template-rows:auto auto auto auto minmax(0,1fr) auto auto;height:100%;height:100dvh;width:100%;padding-left:env(safe-area-inset-left,0px);padding-right:env(safe-area-inset-right,0px)}#app>.titlebar{grid-row:1}#app>.ribbon-tabs{grid-row:2}#app>.ribbon{grid-row:3}#app>.filetabs{grid-row:4}#app>.workspace{grid-row:5}#app>.layouttabs{grid-row:6}#app>.statusbar{grid-row:7}#app.ribbon-overlay{position:relative}#app.ribbon-overlay>.ribbon{position:absolute;top:0;left:0;right:0;z-index:30;flex-wrap:wrap;align-content:flex-start;min-height:0;max-height:calc(var(--vvh, 100dvh) * .7);padding:2px 4px 4px;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;box-shadow:0 12px 28px #00000073}#app.ribbon-overlay>.ribbon .rpanel{flex:1 1 auto;max-width:100%;padding:4px 4px 0;border-right:0;border-bottom:1px solid var(--border-soft)}#app.ribbon-overlay>.ribbon .rpanel-body{flex-wrap:wrap;gap:2px 4px}#app.ribbon-overlay>.ribbon .rpanel-title{padding-left:2px;text-align:left}.titlebar{display:flex;min-width:0;align-items:center;gap:4px;height:34px;padding:0 6px;background:var(--bg-title);border-bottom:1px solid var(--border)}.app-button{display:flex;align-items:center;justify-content:center;width:30px;height:26px;border:0;border-radius:4px;background:var(--bg-active);color:#fff;font-weight:700;font-size:13px;cursor:pointer}.app-button:hover{filter:brightness(1.15)}.qat{display:flex;gap:1px;margin-left:6px}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;padding:4px;border:0;border-radius:4px;background:transparent;color:var(--text);cursor:pointer}.icon-btn:hover:not(:disabled){background:var(--bg-hover)}.icon-btn:disabled{opacity:.35;cursor:default}.icon-btn.on{background:var(--accent-soft);color:var(--accent)}.title{flex:1;min-width:0;text-align:center;color:var(--text-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.title b{color:var(--text);font-weight:600}.title-right{display:flex;gap:2px}.portfolio-link{display:inline-flex;align-items:center;padding:0 7px;border-radius:4px;color:var(--text);text-decoration:none;white-space:nowrap}.portfolio-link:hover{background:var(--bg-hover)}.portfolio-link:focus-visible{outline:2px solid var(--accent);outline-offset:1px}@media(max-width:480px){.qat{display:none}}.ribbon-tabs{display:flex;gap:0;padding:0 6px;background:var(--bg-ribbon-tabs);overflow-x:auto;overflow-y:hidden;scrollbar-width:none;overscroll-behavior-x:contain}.ribbon-tabs::-webkit-scrollbar,.filetabs::-webkit-scrollbar,.layouttabs::-webkit-scrollbar,.statusbar::-webkit-scrollbar{display:none}.ribbon-tab{padding:5px 14px 6px;border:0;border-top:2px solid transparent;background:transparent;color:var(--text-dim);cursor:pointer;white-space:nowrap}.ribbon-tab:hover{color:var(--text)}.ribbon-tab.active{background:var(--bg-ribbon);color:var(--text);border-top-color:var(--accent)}.ribbon{display:flex;min-height:92px;padding:4px 4px 0;background:var(--bg-ribbon);border-bottom:1px solid var(--border);overflow-x:auto;overflow-y:hidden;scrollbar-width:thin}.ribbon.collapsed{display:none}.rpanel{display:flex;flex-direction:column;padding:0 6px;border-right:1px solid var(--border-soft);flex:none}.rpanel-body{display:flex;gap:2px;flex:1;align-items:flex-start}.rpanel-title{margin-top:auto;padding:2px 0 3px;text-align:center;color:var(--text-dim);font-size:11px;white-space:nowrap}.rbtn-lg{display:flex;flex-direction:column;align-items:center;gap:2px;width:56px;padding:4px 2px;border:0;border-radius:4px;background:transparent;color:var(--text);cursor:pointer;font-size:11px;line-height:1.15;text-align:center}.rbtn-lg .ic{width:30px;height:30px}.rbtn-col{display:flex;flex-direction:column;gap:1px}.rbtn-sm{display:flex;align-items:center;gap:5px;height:22px;padding:2px 6px 2px 3px;border:0;border-radius:3px;background:transparent;color:var(--text);cursor:pointer;white-space:nowrap;font-size:11.5px}.rbtn-sm .ic{width:17px;height:17px;flex:none}.rbtn-lg:hover:not(:disabled),.rbtn-sm:hover:not(:disabled){background:var(--bg-hover)}.rbtn-lg:disabled,.rbtn-sm:disabled{opacity:.38;cursor:default}.rbtn-lg.on,.rbtn-sm.on{background:var(--accent-soft);color:#cfe5ff}.layer-combo{display:flex;align-items:center;gap:4px;width:210px;height:24px;padding:0 6px;border:1px solid var(--border-soft);border-radius:3px;background:var(--bg-input);color:var(--text);cursor:pointer;overflow:hidden}.filetabs{display:flex;align-items:stretch;gap:1px;height:30px;padding:3px 6px 0;background:var(--bg-app);border-bottom:1px solid var(--border);overflow-x:auto;overflow-y:hidden;scrollbar-width:none;overscroll-behavior-x:contain}.filetab{display:flex;align-items:center;gap:6px;max-width:260px;padding:0 6px 0 12px;border:1px solid var(--border);border-bottom:0;border-radius:4px 4px 0 0;background:var(--bg-panel);color:var(--text-dim);cursor:pointer;white-space:nowrap}.filetab-open{display:flex;align-items:center;min-width:0;height:100%;padding:0;border:0;background:none;color:inherit;font:inherit;cursor:pointer}.filetab span{overflow:hidden;text-overflow:ellipsis}.filetab.active{background:var(--canvas-model);color:var(--text)}.filetab .x{width:18px;height:18px;padding:2px;opacity:.6}.filetab .x:hover{opacity:1}.workspace{position:relative;display:flex;min-height:0;background:var(--canvas-model)}.drawing{position:relative;flex:1;min-width:0;overflow:hidden;touch-action:none}.drawing canvas{position:absolute;inset:0;width:100%;height:100%;display:block}.drawing canvas.overlay{pointer-events:none}.drawing.cursor-none{cursor:none}.drawing.cursor-grab{cursor:grabbing}.vp-controls{position:absolute;top:6px;left:8px;display:flex;gap:2px;color:var(--text-dim);font-size:11.5px;z-index:3;user-select:none}.vp-controls button{padding:1px 4px;border:0;background:transparent;color:inherit;cursor:pointer}.vp-controls button:hover{color:var(--accent)}.navbar{position:absolute;top:50%;right:10px;transform:translateY(-50%);display:flex;flex-direction:column;gap:2px;padding:3px;border:1px solid var(--border-soft);border-radius:6px;background:#2e353fd1;z-index:3}.navbar .icon-btn{width:28px;height:28px}.cmdline{position:absolute;left:50%;bottom:12px;transform:translate(-50%);width:min(760px,calc(100% - 24px));border:1px solid var(--border-soft);border-radius:4px;background:var(--cmd-bg);box-shadow:0 4px 18px #00000059;margin-bottom:var(--kb-lift, 0px);z-index:4;font-family:var(--mono);font-size:12px}.cmd-history{max-height:64px;padding:3px 8px 0;overflow-y:auto;color:var(--text-dim);white-space:pre-wrap;word-break:break-word}.cmd-history.expanded{max-height:40vh}.cmd-history .err{color:var(--danger)}.cmd-history .res{color:#bfe0ff}.cmd-row{display:flex;align-items:center;gap:6px;padding:3px 6px 4px}.cmd-prompt{color:var(--text);white-space:nowrap;max-width:60%;overflow:hidden;text-overflow:ellipsis}.cmd-prompt .kw{color:var(--accent);cursor:pointer}.cmd-prompt .kw:hover{text-decoration:underline}.cmd-input{flex:1;min-width:60px;border:0;outline:0;background:transparent;color:var(--text);font:inherit}.cmd-suggest{position:absolute;bottom:100%;left:0;min-width:260px;margin-bottom:4px;border:1px solid var(--border-soft);border-radius:4px;background:var(--bg-panel);box-shadow:0 6px 16px #0006;overflow:hidden}.cmd-suggest div{padding:4px 10px;cursor:pointer;display:flex;justify-content:space-between;gap:12px}.cmd-suggest div.sel,.cmd-suggest div:hover{background:var(--bg-active)}.cmd-suggest small{color:var(--text-dim)}.layouttabs{display:flex;gap:1px;height:26px;padding:0 6px;background:var(--bg-app);border-top:1px solid var(--border);overflow-x:auto;overflow-y:hidden;scrollbar-width:none;overscroll-behavior-x:contain}.layouttab{padding:3px 14px;border:0;border-radius:0 0 4px 4px;background:transparent;color:var(--text-dim);cursor:pointer;white-space:nowrap}.layouttab:hover{color:var(--text)}.layouttab.active{background:var(--bg-ribbon);color:var(--text);box-shadow:inset 0 -2px 0 var(--accent)}.statusbar{display:flex;align-items:center;gap:2px;height:calc(28px + env(safe-area-inset-bottom,0px));padding:0 8px env(safe-area-inset-bottom,0px);background:var(--bg-ribbon-tabs);border-top:1px solid var(--border);overflow-x:auto;overflow-y:hidden;scrollbar-width:none;white-space:nowrap}.statusbar>*{flex:none}.statusbar>.status-spacer{flex:1}.statusbar>.st-hidden{display:none!important}.statusbar .status-more{font-size:15px;line-height:1}.coords{min-width:220px;font-family:var(--mono);color:var(--text-dim);align-self:stretch;display:flex;align-items:center}.status-sep{width:1px;height:16px;margin:0 4px;background:var(--border-soft)}.statusbar .icon-btn{width:26px;height:22px;padding:3px}.status-text{padding:0 6px;color:var(--text-dim)}.status-spacer{flex:1}.palette{position:relative;display:flex;flex-direction:column;width:var(--palette-w, 320px);min-width:240px;border-left:1px solid var(--border);background:var(--bg-panel);z-index:5}.palette[hidden]{display:none}.palette-head{display:flex;align-items:center;height:30px;padding:0 4px 0 8px;border-bottom:1px solid var(--border);background:var(--bg-ribbon-tabs)}.palette-tabs{display:flex;flex:1;gap:2px;overflow-x:auto;scrollbar-width:none}.palette-tab{padding:4px 9px;border:0;border-radius:3px;background:transparent;color:var(--text-dim);cursor:pointer;white-space:nowrap}.palette-tab.active{background:var(--bg-panel);color:var(--text)}.palette-body{flex:1;min-height:0;overflow:auto;padding:8px}.palette-resize{position:absolute;left:-3px;top:0;bottom:0;width:6px;cursor:ew-resize}.search{width:100%;height:26px;margin-bottom:6px;padding:0 8px;border:1px solid var(--border-soft);border-radius:3px;background:var(--bg-input);color:var(--text);outline:0}.search:focus{border-color:var(--accent)}table.grid{width:100%;border-collapse:collapse;font-size:11.5px}table.grid th{position:sticky;top:-8px;padding:4px;background:var(--bg-ribbon-tabs);color:var(--text-dim);font-weight:500;text-align:left;white-space:nowrap;z-index:1}table.grid td{padding:3px 4px;border-bottom:1px solid rgba(255,255,255,.04);white-space:nowrap}table.grid tr.current td{background:#3d95f01f}table.grid tr:hover td{background:#ffffff0a}table.grid 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.ic{width:16px;height:16px}.start-side{display:flex;flex-direction:column;gap:12px}.card{padding:14px;border:1px solid var(--border-soft);border-radius:10px;background:#2e353fb3}.card h3{margin:0 0 8px;font-size:13px;color:var(--text)}.card ul{margin:0;padding-left:16px;color:var(--text-dim);line-height:1.7}.card ul.recent{display:flex;flex-direction:column;gap:4px;margin:0;padding:0;list-style:none;color:var(--text)}.recent-head{display:flex;align-items:center;gap:8px;margin-bottom:8px}.recent-head h3{margin:0}.recent-clear{margin-left:auto;min-height:32px;padding:4px 10px;border:1px solid var(--border-soft);border-radius:5px;background:transparent;color:var(--text-dim);font:inherit;font-size:12px;cursor:pointer}.recent-clear:hover{background:var(--bg-hover);color:var(--text)}.recent-row{display:flex;align-items:center;gap:4px}.recent .recent-open{flex:1;min-width:0;display:flex;justify-content:space-between;gap:8px;min-height:36px;padding:6px 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var(--border-soft);border-radius:6px;background:var(--bg-panel);box-shadow:0 10px 26px #00000073;z-index:60}.menu button{display:flex;align-items:center;gap:8px;width:100%;padding:6px 10px;border:0;border-radius:4px;background:transparent;color:var(--text);text-align:left;cursor:pointer}.menu button:hover:not(:disabled){background:var(--bg-active)}.menu button:disabled{opacity:.4}.menu button .ic{width:16px;height:16px}.menu button kbd{margin-left:auto;color:var(--text-faint);font:11px var(--mono)}.menu hr{margin:4px 2px;border:0;border-top:1px solid var(--border-soft)}.menu .label{padding:4px 10px 2px;color:var(--text-faint);font-size:11px}.dialog-back{position:fixed;inset:0;top:var(--vvtop, 0px);bottom:auto;height:var(--vvh, 100%);display:flex;align-items:center;justify-content:center;padding:16px;background:#0a0d128c;z-index:70}.dialog{width:min(520px,100%);max-width:100%;max-height:100%;display:flex;flex-direction:column;border:1px solid var(--border-soft);border-radius:8px;background:var(--bg-panel);box-shadow:0 14px 40px #00000080}.dialog header{display:flex;align-items:center;padding:10px 12px;border-bottom:1px solid var(--border);font-weight:600}.dialog header .icon-btn{margin-left:auto}.dialog-title{margin:0;font-size:inherit;font-weight:600;line-height:1.4}.dialog:focus{outline:none}.dialog .body{min-height:0;padding:12px 14px;overflow:auto;overscroll-behavior:contain;line-height:1.6}.dialog footer{display:flex;justify-content:flex-end;gap:8px;padding:10px 12px;border-top:1px solid var(--border)}.form-row{display:grid;grid-template-columns:120px 1fr;align-items:center;gap:8px;margin-bottom:8px}.form-row select,.form-row input{height:28px;padding:0 6px;border:1px solid var(--border-soft);border-radius:4px;background:var(--bg-input);color:var(--text)}kbd{padding:0 4px;border:1px solid var(--border-soft);border-radius:3px;background:var(--bg-input);font:11px var(--mono)}.dyn{position:absolute;padding:2px 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