/* System fallbacks keep QuickISO usable without third-party font requests. */
[hidden]{display:none!important}
.offset-panel{padding:16px 12px;background:#eef8f5;border:1px solid #c4e4da;border-radius:8px;margin-top:10px}.offset-panel label{display:block;margin:9px 0 5px}.offset-panel small,.reference-note{display:block;color:#547267;font-size:.75rem;line-height:1.6}.offset-panel p{font-size:.875rem;line-height:1.5;margin:8px 0}.offset-panel button{width:100%;margin:12px 0 8px}.offset-result{font-size:.875rem;line-height:1.7;font-weight:600;white-space:pre-line;color:#15624e}.offset-result.error{color:#a53f36}.properties .reference-note{font-weight:400;font-size:.875rem}#offsetPanel{grid-column:1/-1}.offset-unit{font-weight:400}
#finishRun{pointer-events:auto;margin-left:12px;min-height:30px;padding:4px 9px;background:#e7f7f2;color:#08735e}
:root{font-family:'DM Sans',Arial,sans-serif;color:#193342;background:#edf2f5;font-size:16px;--navy:#102b3a;--accent:#087f69;--border:#dce4e8}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer;background:white;color:#234352;border:1px solid var(--border);border-radius:7px;min-height:40px;padding:8px 13px;font-size:.875rem;font-weight:600;transition:background .15s}button:hover{background:#eaf4f1}button:disabled{opacity:.4;cursor:default}button:focus-visible,input:focus-visible,select:focus-visible,svg:focus-visible{outline:3px solid #22ae94;outline-offset:3px}header{min-height:78px;background:var(--navy);display:flex;align-items:center;justify-content:space-between;padding:16px 26px;gap:20px;color:white}.brand{display:flex;align-items:center;gap:12px;color:white;text-decoration:none}.mark{display:grid;place-items:center;background:#2bdbaf;color:#102b3a;width:38px;height:38px;font-size:36px;border-radius:8px;line-height:1}.brand strong{font:700 25px 'Space Grotesk',Arial,sans-serif;letter-spacing:-1px}.brand strong span{color:#43dfb8}.byline{border-left:1px solid #46606e;padding-left:20px;margin-left:8px;font-size:.75rem;letter-spacing:1.7px;color:#aabec9}.header-actions{display:flex;gap:8px}.header-actions button:not(.primary){background:#213e4d;border-color:#385361;color:white}.primary{background:#26d3aa;color:#082d24;border-color:#26d3aa}.primary:hover{background:#5fe3c2}.header-actions .primary{margin-left:12px}main{display:grid;grid-template-columns:255px 1fr;min-height:calc(100dvh - 78px)}aside{background:white;border-right:1px solid var(--border);padding:25px 20px;display:flex;flex-direction:column;gap:9px}.section-heading,.eyebrow{font-size:.75rem;letter-spacing:1.5px;font-weight:700;color:#728591}.section-heading{margin-bottom:6px}.spaced{margin-top:23px}label{font-size:.875rem;font-weight:500;color:#435e6d}input:not([type=checkbox]),select{min-width:0;width:100%;border:1px solid #cedbe1;border-radius:6px;padding:10px;background:#fff;color:#193342;font-size:.875rem}select{margin-bottom:6px}.tools{display:grid;grid-template-columns:1fr 1fr;gap:8px}.tools button{height:66px;text-align:left;position:relative;font-size:.875rem;font-weight:500}.tools button>span{display:block;font-size:22px;line-height:24px}.tools button.active{border-color:#159d83;background:#e7f7f2;color:#08735e;box-shadow:inset 0 0 0 1px #159d83}kbd{position:absolute;right:9px;top:9px;font:11px Arial;color:#80948e}.check{display:flex;gap:8px;align-items:center;margin-top:10px}.check input{accent-color:#087f69;width:16px;height:16px}.aside-bottom{margin-top:auto;padding-top:28px}.aside-bottom button{width:100%}.aside-bottom p{font-size:.75rem;color:#86969f;text-align:center;line-height:1.5;margin-bottom:0}.workspace{min-width:0;display:flex;flex-direction:column;padding:0 24px}.drawing-bar{min-height:100px;display:flex;align-items:center;justify-content:space-between;gap:16px}h1{font:600 22px 'Space Grotesk',Arial,sans-serif;letter-spacing:-.6px;margin:6px 0 0;overflow-wrap:anywhere}.badge{font-size:.75rem;letter-spacing:.7px;background:#e2e9ed;color:#5c7481;padding:7px 10px;border-radius:4px;white-space:nowrap}.canvas-wrap{position:relative;flex:1;min-height:460px;border:1px solid #d5e0e5;border-radius:10px;overflow:hidden;background:#f9fbfc;box-shadow:0 3px 8px #163b4d05}#canvas{display:block;position:absolute;inset:0;width:100%;height:100%;touch-action:none;cursor:crosshair}.canvas-hint{position:absolute;top:20px;left:50%;transform:translateX(-50%);background:white;border:1px solid #dde7eb;padding:10px 18px;border-radius:6px;color:#68808e;font-size:.875rem;pointer-events:none;box-shadow:0 3px 12px #17374b06;white-space:nowrap}.view-controls{position:absolute;bottom:20px;left:20px;display:flex;align-items:center;gap:3px;background:white;border:1px solid var(--border);border-radius:7px;padding:4px;box-shadow:0 4px 12px #14334908}.view-controls button{border:0;min-width:34px}.view-controls span{font-size:.75rem;min-width:44px;text-align:center;color:#6a818c}.view-controls #fit{border-left:1px solid var(--border);border-radius:0;margin-left:4px}.axis-key{position:absolute;bottom:17px;right:22px;width:70px;pointer-events:none}.axis-key text{fill:#7b8f9a;font:12px Arial}footer{display:flex;gap:20px;justify-content:space-between;align-items:center;min-height:50px;font-size:.75rem;color:#768b97}#status{color:#326956}.properties{padding-top:22px}.properties p{font-weight:600;font-size:.875rem}.properties small{display:block;font-size:.75rem;line-height:1.5;color:#6b7f8a;margin:8px 0}.input-unit{display:flex;align-items:center;gap:10px;font-size:.875rem}.danger{color:#a53f36;width:100%;margin-top:8px}dialog{border:1px solid var(--border);border-radius:12px;padding:26px;max-width:440px;color:#193342}dialog::backdrop{background:#102b3a88}dialog h2{margin-top:0;font-family:'Space Grotesk',Arial,sans-serif}dialog p{line-height:1.6}.dialog-actions{display:flex;gap:10px;justify-content:flex-end}#geometry text{user-select:none}#geometry .hit{cursor:pointer}#geometry .node{cursor:pointer}
@media(min-width:1500px){main{grid-template-columns:280px 1fr}aside{padding:28px}.workspace{padding:0 32px}}@media(max-width:850px){.byline,.badge{display:none}.workspace{padding:0 12px}header{padding:14px 16px}main{grid-template-columns:210px 1fr}aside{padding:20px 13px}.canvas-hint{font-size:.75rem;padding:9px;max-width:90%;white-space:normal;text-align:center}footer>span:last-child{display:none}}@media(max-width:600px){header{flex-wrap:wrap;gap:12px}.brand strong{font-size:22px}.header-actions{margin-left:auto}.header-actions button span{display:none}.header-actions .primary{margin-left:0}.header-actions button{padding:8px}.mark{display:none}main{display:flex;flex-direction:column}aside{display:grid;grid-template-columns:1fr 1fr;gap:8px 12px;border-right:0;border-bottom:1px solid var(--border);padding:16px}.section-heading.spaced,.section-heading:first-child,.aside-bottom p{display:none}aside>label[for=drawingTitle],aside>#drawingTitle{grid-column:1/-1}.tools{grid-column:1/-1;grid-template-columns:repeat(6,1fr);margin:8px 0}.tools button{padding:6px;font-size:.75rem;text-align:center;height:58px}kbd{display:none}aside>label[for=size]{grid-column:1;grid-row:4}aside>label[for=units]{grid-column:2;grid-row:4}#size{grid-column:1;grid-row:5}#units{grid-column:2;grid-row:5}.check{margin:0;font-size:.75rem}.aside-bottom{padding:0;margin:0}.properties{grid-column:1/-1;padding-top:12px}.properties[hidden]{display:none}.workspace{min-height:560px}.drawing-bar{min-height:83px}h1{font-size:19px}.canvas-wrap{min-height:430px}.axis-key{right:12px;width:52px}.view-controls{left:10px;bottom:10px}.canvas-hint{top:12px}footer{gap:10px}}

@media(max-width:600px){.tools{grid-template-columns:repeat(4,minmax(0,1fr))}.tools button{min-width:0}.tools button[data-tool="turn45"]{font-size:.75rem}}

#previewDialog{width:1100px;max-width:94vw;padding:18px}#previewDialog[open]{display:flex;flex-direction:column;height:88dvh}.preview-header,.preview-footer{display:flex;align-items:center;justify-content:space-between;gap:14px}.preview-header h2{margin:0;font-size:20px}#pdfPreview{width:100%;flex:1;min-height:180px;border:1px solid #dce4e8;margin:16px 0;background:#eef2f4}.preview-footer a{color:#087f69;font-size:.875rem}.header-actions{flex-wrap:wrap}@media(max-width:600px){header{flex-wrap:wrap}.header-actions{width:100%;justify-content:flex-end}.preview-footer{flex-wrap:wrap}#previewDialog{padding:12px}}

#reducerPanel,#unitHelp{grid-column:1/-1}#reducerError{color:#a53f36}.tools button[data-tool="concentric"],.tools button[data-tool="eccentric"]{font-size:.8rem;height:auto;min-height:66px}#reducerPanel .check{align-items:center;display:flex}#reducerPanel input[type=checkbox]{flex-shrink:0}

.rotation-buttons{display:flex;flex-wrap:wrap;gap:5px;margin:8px 0 12px}.rotation-buttons button{flex:1;padding:6px;min-width:48px}#orientationPanel label,.north-settings>label{display:block;margin:10px 0 6px}.north-settings{grid-column:1/-1;margin-top:22px;border-top:1px solid #dce4e8;padding-top:8px}.north-settings .check{display:flex}.north-settings small{font-size:.75rem;line-height:1.5;color:#6b7f8a}.north-indicator{position:absolute;bottom:105px;right:12px;width:90px;pointer-events:none;background:#ffffffd9;border-radius:7px}.north-indicator svg{display:block;width:100%}@media(max-width:600px){.north-indicator{bottom:80px;width:75px}.north-settings{margin-top:8px}}

.drawing-notes{grid-column:1/-1;margin-top:18px}.drawing-notes p{font-size:.8rem;color:#6b7f8a;line-height:1.5}#notesList{display:grid;gap:6px}#notesList button{text-align:left;white-space:pre-wrap;overflow-wrap:anywhere;font-weight:400}#noteText{font:inherit;width:100%;resize:vertical;border:1px solid #cedbe1;border-radius:6px;padding:9px;margin:8px 0}#noteText:focus-visible{outline:3px solid #22ae94;outline-offset:3px}
/* Compact layouts keep the sketch visible while tools are tucked away. */
.mobile-toolbar,.mobile-panel-heading{display:none}
@media(max-width:1100px),(pointer:coarse){
html,body{height:100%;overflow:hidden}body{height:100dvh;display:flex;flex-direction:column}header{flex:none;min-height:60px;padding:8px 14px;gap:8px;flex-wrap:wrap;padding-top:max(8px,env(safe-area-inset-top))}.byline,.mark,.badge{display:none}.brand strong{font-size:22px}.header-actions{margin-left:auto;width:auto;gap:4px}.header-actions button{min-height:44px;padding:8px}.header-actions button span{display:none}.header-actions .primary{margin-left:0}
.mobile-toolbar{display:flex;align-items:center;gap:8px;padding:6px 12px;background:#fff;border-bottom:1px solid var(--border);flex:none}.mobile-toolbar button{min-height:46px}.mobile-toolbar span{flex:1;font-size:.8rem;color:#087f69;text-align:center}main{display:flex;flex:1;min-height:0;overflow:hidden}.workspace{width:100%;min-height:0;padding:0 10px;flex:1}.drawing-bar{min-height:52px;flex:none}.drawing-bar .eyebrow{display:none}h1{font-size:17px;margin:0;max-width:80vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.canvas-wrap{min-height:0;flex:1}.canvas-hint{top:8px;max-width:90%;white-space:normal;text-align:center;font-size:12px;padding:6px 10px}#finishRun{min-height:44px;margin:4px}.view-controls{bottom:10px;left:10px;gap:0}.view-controls button{min-width:44px;min-height:44px}.view-controls span{min-width:34px}.axis-key{display:none}.north-indicator{bottom:76px;right:8px;width:64px}footer{min-height:32px;flex:none;font-size:11px;gap:6px;padding-bottom:env(safe-area-inset-bottom)}footer>span:last-child{display:none}#counts{max-width:45%;text-align:right}
aside#toolPanel{display:none;position:fixed;z-index:20;right:0;top:0;bottom:0;width:min(380px,90vw);padding:16px;overflow-y:auto;overscroll-behavior:contain;box-shadow:-8px 0 28px #102b3a33;border:1px solid var(--border);padding-bottom:max(20px,env(safe-area-inset-bottom))}body.tools-open aside#toolPanel{display:flex;flex-direction:column;gap:9px}.mobile-panel-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;position:sticky;top:-16px;background:white;z-index:2;padding:12px 0;border-bottom:1px solid var(--border)}.mobile-panel-heading button{min-height:44px}.tools{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:6px 0}.tools button{height:68px;min-height:68px;padding:6px;text-align:center;font-size:13px}.section-heading:first-child,.section-heading.spaced{display:block}kbd{display:none}input:not([type=checkbox]),select,textarea{font-size:16px;min-height:46px}button{min-height:44px}.check{font-size:14px;min-height:44px;margin:0}.check input{width:22px;height:22px}.aside-bottom{padding-top:12px;margin-top:0}.properties{padding-top:12px}.north-settings{margin-top:12px}#previewDialog{max-width:98vw;width:98vw;padding:12px}#previewDialog[open]{height:94dvh}.preview-footer{flex-wrap:wrap}
}
@media(max-width:600px){
aside#toolPanel{top:auto;left:0;right:0;bottom:0;width:100%;max-height:72dvh;border-radius:16px 16px 0 0;box-shadow:0 -8px 28px #102b3a33}.header-actions{gap:3px}.header-actions button{font-size:12px}header{padding-left:10px;padding-right:10px}.mobile-toolbar{padding:5px 8px}.mobile-toolbar button{font-size:12px}.mobile-toolbar span{font-size:12px}.workspace{padding:0 6px}.view-controls{left:6px;bottom:6px}#counts{display:none}footer{min-height:28px}.drawing-bar{min-height:42px}
}
@media(max-height:500px) and (max-width:1100px){header{min-height:48px}.drawing-bar{display:none}.mobile-toolbar{padding-top:2px;padding-bottom:2px}.mobile-toolbar button{min-height:40px}.canvas-hint{left:auto;right:8px;transform:none;max-width:45%}.north-indicator{display:none}}

/* Keep desktop drawing and actions visible; only the tool panel scrolls. */
@media(min-width:1101px) and (pointer:fine){
html,body{height:100%;overflow:hidden}body{height:100dvh;display:flex;flex-direction:column}header{flex:none;min-height:64px;padding:10px 22px}main{flex:1;min-height:0;overflow:hidden;grid-template-rows:minmax(0,1fr)}aside#toolPanel{min-height:0;overflow-y:auto;overscroll-behavior:contain}.workspace{min-height:0;overflow:hidden}.drawing-bar{min-height:64px;flex:none}.canvas-wrap{min-height:0}footer{flex:none;min-height:36px}
}
#sheetStatus{display:block;color:#a53f36;line-height:1.4}

/* Canvas-first workspace, shared by desktop and touch layouts. */
html,body{height:100%;overflow:hidden}body{height:100dvh;display:flex;flex-direction:column}
header{flex:none;min-height:56px;padding:8px 14px;gap:12px}.byline,.mark{display:none}.brand strong{font-size:22px}.header-actions{display:flex;flex-wrap:wrap;align-items:center;gap:5px;margin-left:auto;width:auto}.header-actions button{min-height:36px;padding:7px 9px;font-size:12px}.header-actions button span{display:inline}.header-actions .primary{margin-left:0}.project-actions{display:flex;flex-wrap:wrap;gap:4px;padding-right:8px;border-right:1px solid #46606e}
main{display:flex!important;flex:1;min-height:0!important;overflow:hidden}.workspace{width:100%;min-height:0!important;padding:0!important;flex:1;overflow:hidden}.drawing-bar{display:none!important}.canvas-wrap{min-height:0!important;border:0;border-radius:0;box-shadow:none;flex:1}footer{flex:none;min-height:24px;padding:3px 12px;font-size:11px;gap:12px}footer>span:last-child{display:none}#projectStatus{margin-left:auto;font-size:11px}.canvas-hint{top:8px;padding:5px 10px;font-size:12px}.view-controls{bottom:8px;left:8px}.north-indicator{bottom:65px}
.bottom-toolbar{display:flex;flex:none;align-items:stretch;gap:8px;padding:6px 10px max(6px,env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--border)}.bottom-toolbar .tools{display:flex;flex:1;overflow-x:auto;gap:5px;margin:0;grid-template-columns:none}.bottom-toolbar .tools button{flex:1 0 72px;min-width:72px;min-height:52px;height:52px;text-align:center;padding:3px 7px;font-size:11px;white-space:nowrap}.bottom-toolbar .tools button>span{font-size:20px;line-height:23px}.bottom-toolbar kbd{display:none}.bottom-toolbar #openTools{flex:none;min-width:85px;font-size:13px}
#optionsDialog{width:460px;max-width:94vw;padding:0;max-height:86dvh;overflow:auto}#optionsDialog[open]{display:block}#optionsDialog aside#toolPanel{display:flex!important;position:static!important;width:100%!important;max-height:none!important;min-height:0;overflow:visible;box-shadow:none;border:0;border-radius:0;padding:18px!important;flex-direction:column;gap:9px}#optionsDialog .mobile-panel-heading{display:flex;position:sticky;top:0;padding:10px 0;background:white;z-index:2;align-items:center;justify-content:space-between;gap:12px}#optionsDialog .section-heading{display:block}#optionsDialog .aside-bottom{margin:0;padding:0}#optionsDialog .aside-bottom p{display:none}#optionsDialog .check{font-size:14px;min-height:32px}#optionsDialog label{display:block}#optionsDialog .check{display:flex}#optionsDialog input,#optionsDialog select{font-size:16px}
@media(max-width:700px){header{padding:6px 8px;gap:5px}.brand{display:none}.header-actions{margin:0;width:100%;justify-content:center}.header-actions button{font-size:11px;padding:6px;min-height:36px}.project-actions{border:0;padding:0}.bottom-toolbar{padding-left:4px;padding-right:4px;gap:4px}.bottom-toolbar .tools button{flex:0 0 70px}.bottom-toolbar #openTools{min-width:72px}footer{padding:3px 7px}#counts{display:none}#projectStatus{max-width:45%;text-align:right}}

main,.workspace,.bottom-toolbar,.bottom-toolbar .tools{min-width:0}.bottom-toolbar .tools{flex-basis:0}.view-controls{max-width:calc(100% - 16px);overflow-x:auto;white-space:nowrap}

/* Keep navigation outside the drawing surface. */
.workspace>.view-controls{position:static;flex:none;align-self:stretch;max-width:none;margin:0;border:0;border-top:1px solid var(--border);border-radius:0;box-shadow:none;padding:2px 8px;background:#fff;min-height:34px;overflow-x:auto}.workspace>.view-controls button{min-height:30px;padding:4px 9px;font-size:12px;flex-shrink:0}.workspace>.view-controls span{flex-shrink:0}.workspace>footer{min-height:20px;padding-top:1px;padding-bottom:1px}

.workspace{position:relative}.workspace>.view-controls #toggleViewControls{width:36px;min-width:36px;height:32px;padding:0;font-size:22px}.workspace>.view-controls.collapsed{position:absolute;left:8px;bottom:24px;z-index:3;width:38px;min-height:34px;padding:0;border:1px solid var(--border);border-radius:6px;overflow:hidden;box-shadow:0 2px 6px #102b3a18}.workspace>.view-controls.collapsed>:not(#toggleViewControls){display:none}