@font-face{font-family:Plex;src:url('./assets/fonts/IBMPlexMono-Regular.ttf') format('truetype');font-weight:400;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('./assets/fonts/IBMPlexMono-Regular.ttf') format('truetype');font-weight:400;font-display:swap}
:root{font-family:Plex,monospace;color:#f5f5f5;background:#111;--yellow:#ffe500;--line:#363636;--muted:#999;font-synthesis:none;color-scheme:dark}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,summary{ -webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.35;cursor:default}a{color:inherit;text-underline-offset:5px}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--yellow);outline-offset:5px}button{color:inherit}button:hover{color:var(--yellow)}button:disabled:hover{color:inherit}button[aria-pressed=true]:hover{color:#fff}input:focus,select:focus,textarea:focus{outline:1px solid var(--yellow);outline-offset:1px}.masthead{height:90px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);margin:0 40px}.wordmark{display:flex;gap:12px;align-items:center;text-decoration:none;font-size:24px;letter-spacing:-1px}.wordmark 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var(--line);display:flex;flex-direction:column}.study-button{display:block;width:100%;background:none;border:0;border-bottom:1px solid var(--line);padding:17px 16px 18px;text-align:left;position:relative}.study-button[aria-current=true]{background:#1e1e1e}.study-button[aria-current=true]:before{content:'';width:3px;background:var(--yellow);position:absolute;left:-1px;top:0;bottom:0}.study-button .mini{height:44px;margin-bottom:14px;color:#aaa}.mini svg{width:96px;height:44px;overflow:visible}.study-button[aria-current=true] .mini{color:#fff}.study-button strong{display:block;font-size:12px;font-weight:400}.study-button small{display:block;font-size:10px;color:var(--muted);margin-top:7px}.sidebar-foot{font-size:9px;padding:22px 16px;margin-top:auto;color:var(--muted);line-height:1.8}.sidebar-foot p{font-size:9px;color:#888;margin-bottom:0}.status-dot{display:inline-block;width:5px;height:5px;background:#eee;border-radius:50%;margin-right:6px}.drawing{min-width:0;display:flex;flex-direction:column;background:#0b0b0b}.canvas-toolbar{height:57px;display:flex;align-items:center;gap:17px;padding:0 19px;border-bottom:1px solid var(--line)}.segmented{display:flex;gap:2px}.segmented button{background:none;border:1px solid transparent;padding:7px 10px;font-size:11px;color:var(--muted)}.segmented button[aria-pressed=true]{color:#fff;border-color:#555;background:#222}.dimensions{font-size:10px;color:#888;margin-left:auto}.canvas{flex:1;min-height:430px;display:flex;align-items:center;justify-content:center;padding:22px 14px;overflow:hidden}.canvas svg{display:block;width:100%;height:auto}.canvas #svg-preview{width:100%}.canvas #source-preview{width:100%;height:100%;text-align:center}#source-preview img{max-height:510px;max-width:100%;object-fit:contain}.canvas-caption{display:flex;justify-content:space-between;gap:24px;padding:18px 20px;border-top:1px solid var(--line);font-size:10px;line-height:1.7;color:var(--muted);min-height:72px}.canvas-caption span:first-child{max-width:420px}.canvas-caption span:last-child{white-space:nowrap}.controls{border-left:1px solid var(--line);padding:0 17px;display:flex;flex-direction:column}.controls .section-label{margin:0 -17px 20px}.controls label{display:block;font-size:10px;margin:0 0 9px;color:#bbb}.controls input[type=text],.controls select{border:1px solid #4b4b4b;border-radius:0;background:#181818;width:100%;padding:10px;font-size:11px;color:#fff}.controls input[type=text]{margin-bottom:20px}.controls fieldset{border:0;padding:0;margin:0 0 23px}.controls legend{font-size:10px;color:#bbb;margin-bottom:10px}.theme-toggle button{border-color:#444;flex:1;display:flex;align-items:center;justify-content:center;gap:10px}.swatch{width:11px;height:11px;display:inline-block;border:1px solid #777}.swatch.black{background:#000}.swatch.white{background:#fff}.controls select{margin-bottom:25px}.controls label output{float:right;color:#fff}.controls input[type=range]{width:100%;accent-color:var(--yellow);margin:3px 0 25px}.label-details{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:25px}.label-details summary{font-size:11px;padding:15px 0;cursor:pointer}.label-details #labels{max-height:310px;overflow-y:auto;padding:4px 3px}.label-details input{margin-bottom:12px!important}.export-area{margin-top:auto}.primary,.secondary{font-size:11px;border:1px solid #666;padding:12px 14px;background:none;display:inline-flex;align-items:center;justify-content:center;gap:12px}.primary{background:var(--yellow);color:#000;border-color:var(--yellow)}.primary:hover{background:#fff;color:#000}.primary span{margin-left:auto}.controls .primary,.controls .secondary{width:100%;margin-bottom:8px}.export-area p{font-size:9px;line-height:1.8;color:var(--muted);margin:8px 0}.reset{align-self:flex-start;color:#aaa;margin:6px 0 16px;font-size:10px}.under-canvas{display:flex;justify-content:space-between;gap:50px;padding:34px 0 45px}.under-canvas h2{font-size:14px;font-weight:400;margin:0 0 10px}.under-canvas p{font-size:11px;line-height:1.9;color:var(--muted);max-width:600px;margin:0}.spec-tools{text-align:right;min-width:290px}.spec-tools .secondary{padding:9px 12px;font-size:10px;margin-bottom:13px}.spec-tools p{font-size:10px}.spec-tools code{color:#ddd}.page-footer{border-top:1px solid var(--line);margin:0 40px;padding:24px 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20px}#data-error{color:var(--yellow)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.drawing.expanded{position:fixed;inset:30px;z-index:5;box-shadow:0 0 0 40px #000d}.drawing.expanded .canvas{height:calc(100vh - 190px)}.drawing.expanded #svg-preview{height:100%;display:flex;justify-content:center}.drawing.expanded svg{width:auto;height:100%;max-width:100%}[hidden]{display:none!important}
@media(min-width:1700px){main,.masthead,.page-footer{max-width:1760px;margin-left:auto;margin-right:auto}.canvas{min-height:650px}}
@media(max-width:1150px){.workbench{grid-template-columns:155px minmax(0,1fr) 218px}.study-button{padding:14px 12px}.study-button strong{font-size:11px}.canvas{padding:10px 4px;min-height:380px}.canvas-caption{flex-direction:column;gap:4px}.wordmark span{display:none}.intro-note{font-size:11px}.dimensions{display:none}.canvas-toolbar .quiet{margin-left:auto}main{padding:0 24px}.masthead,.page-footer{margin:0 24px}.under-canvas{gap:30px}.spec-tools{min-width:270px}}
@media(max-width:850px){.workbench{grid-template-columns:minmax(0,1fr) 218px}.study-list{grid-column:1/-1;border-right:0;border-bottom:1px solid var(--line)}.study-list .section-label,.sidebar-foot{display:none}#studies{display:grid;grid-template-columns:repeat(4,1fr)}.study-button{border-bottom:0;border-right:1px solid var(--line)}.study-button .mini{height:28px;margin-bottom:12px}.mini svg{height:28px}.study-button small{font-size:8px}.study-button[aria-current=true]:before{top:auto;height:3px;width:100%;bottom:-1px;left:0}.intro{padding:35px 0}.intro-note{font-size:10px}.version{display:none}.controls{padding-bottom:5px}.under-canvas{flex-direction:column;gap:22px}.spec-tools{text-align:left}.canvas{min-height:320px}}
@media(max-width:600px){main{padding:0 14px}.masthead,.page-footer{margin:0 14px}.masthead{height:70px}.wordmark{font-size:20px}.header-actions{gap:10px}.header-actions .quiet{font-size:10px}.intro{display:block;padding:30px 0}.intro h1{font-size:36px;letter-spacing:-2px}.intro-note{margin-top:23px;font-size:11px}.intro-note p br{display:none}.intro-note p{max-width:330px}.workbench{display:block}.study-button{padding:14px 8px}.study-button strong{font-size:10px}.study-button small{display:none}.study-button .mini{margin-bottom:8px}.mini svg{width:65px}.canvas{min-height:255px;padding:17px 0}.canvas-toolbar{padding:0 12px}.canvas-caption{padding:14px}.controls{border:0;border-top:1px solid var(--line);display:block;padding:0 16px 15px}.controls .section-label{margin:0 -16px 19px}.export-area{margin-top:20px}.label-details{margin-bottom:18px}.page-footer{gap:20px;font-size:9px;line-height:1.7}.page-footer span{max-width:180px}.drawing.expanded{inset:8px}.drawing.expanded .canvas{height:calc(100vh - 210px)}.drawing.expanded svg{height:auto;width:100%}.under-canvas{padding:28px 0}.spec-tools .secondary{font-size:9px}dialog{padding:20px}}
.drawing.portrait #svg-preview{display:flex;justify-content:center}.drawing.portrait .canvas{min-height:600px}.drawing.portrait .canvas svg{width:auto;height:auto;max-width:100%;max-height:820px}.drawing.portrait.expanded .canvas svg{height:100%;width:auto;max-height:100%}
@media(max-width:850px){#studies{grid-template-columns:repeat(5,minmax(0,1fr))}.drawing.portrait .canvas{min-height:450px}}
@media(max-width:600px){#studies{display:flex;overflow-x:auto}.study-button{min-width:104px;flex:0 0 104px}.drawing.portrait .canvas{min-height:0;padding:16px 0}.drawing.portrait .canvas svg{width:100%;height:auto;max-height:none}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}