@font-face{font-family:'Space Mono';src:url('../fonts/SpaceMono-Regular.ttf')}@font-face{font-family:'Space Mono';src:url('../fonts/SpaceMono-Bold.ttf');font-weight:700}:root{--paper:#f7f7f4;--ink:#050505;--line:#b8b8b1;--grid:#d5d5ce;--muted:#656560;--field:#edede8;--accent:#66ff5d;color-scheme:light;font-synthesis:none}html[data-theme=night]{--paper:#080808;--ink:#f7f7f4;--line:#41413c;--grid:#252523;--muted:#a4a49c;--field:#171716;color-scheme:dark}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0;background:var(--paper);color:var(--ink);font:12px/1.65 'Space Mono',monospace;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}h1,h2,h3,p{font-size:inherit;margin:12px 0}h1,h2,h3{text-transform:uppercase}a{color:inherit}button,input,select{font:inherit;border-radius:0;color:var(--ink)}button{min-height:46px;padding:10px 12px;border:1px solid var(--ink);background:var(--paper);cursor:pointer}button:disabled{opacity:.4;cursor:not-allowed}button.accent{background:var(--accent);color:#050505}button:hover:not(:disabled){background:var(--ink);color:var(--paper)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}header{display:flex;justify-content:space-between;align-items:center;padding:10px 16px;border-bottom:1px solid var(--ink)}.brand{font-weight:bold;letter-spacing:.08em;text-decoration:none}.brand span{color:var(--muted);font-weight:normal;letter-spacing:0}.library-bar{display:flex;gap:6px;padding:8px 16px;align-items:center;border-bottom:1px solid var(--line)}.library-bar>span{margin-right:auto}nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-bottom:1px solid var(--ink)}nav button{min-width:0;border:0;border-right:1px solid var(--line);padding:10px 6px;white-space:normal}nav [aria-selected=true]{background:var(--ink);color:var(--paper);box-shadow:inset 0 -3px var(--accent)}main{max-width:1040px;margin:0 auto}section{padding:0 16px 24px}.step-heading{padding:4px 0}.step-heading p,.hint{color:var(--muted)}.readout{display:flex;justify-content:space-between;gap:8px;padding:10px 0}.surface,#result-wrap{position:relative;border:1px solid var(--ink);height:40svh;min-height:240px;background:var(--paper)}canvas{display:block;width:100%;height:100%;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;overscroll-behavior:none}.surface-help{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:20px;text-align:center;pointer-events:none;color:var(--muted)}.surface-help>span{padding:8px 16px;border:1px solid var(--line)}.notice{border-left:3px solid var(--accent);padding:10px 12px;background:var(--field);overflow-wrap:anywhere}.notice.error{border-left-color:var(--ink)}#global-feedback{margin:10px 16px}progress{display:block;width:100%;height:5px;border:0;background:var(--field);accent-color:var(--accent);margin:0}progress::-webkit-progress-value{background:var(--accent)}.action-row{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}.action-row button{flex:1}label{display:block;margin:14px 0}input,select{display:block;width:100%;min-height:46px;font-size:16px;padding:10px;border:1px solid var(--line);background:var(--paper);margin-top:6px}input[type=range]{padding:0}details{border-top:1px solid var(--line);padding-top:6px;margin:20px 0}summary{padding:10px 0;cursor:pointer;min-height:44px}#ruler{height:18px;width:200px;max-width:100%;border-left:1px solid var(--ink);border-right:1px solid var(--ink);background:linear-gradient(var(--ink),var(--ink)) center/100% 1px no-repeat;margin:22px 0}.measurements{color:var(--muted);overflow-wrap:anywhere}.measurements p{margin:6px 0}#token-list{display:grid;gap:12px}.token-card{border:1px solid var(--ink);padding:14px;display:grid;grid-template-columns:86px minmax(0,1fr);gap:14px;align-items:start}.token-card img,.token-shape{width:86px;height:86px;object-fit:contain;background:var(--field);border:1px solid var(--line)}.token-card h2{margin:0 0 8px;overflow-wrap:anywhere}.token-card p{color:var(--muted);margin:6px 0}.token-card .action-row{grid-column:1/-1;margin:0}.token-shape svg{width:100%;height:100%}.result-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 0}.result-toolbar p{margin:4px 0;color:var(--muted)}.result-toolbar button{flex-shrink:0;max-width:115px}.result-mode{display:flex;margin:8px 0 14px}.result-mode button{flex:1;min-width:0}.result-mode [aria-pressed=true]{background:var(--accent);color:#050505}#result-wrap{height:57svh;min-height:310px;overflow:hidden}.result-card{position:absolute;pointer-events:none;width:160px;max-width:calc(100% - 12px);padding:8px;background:var(--paper);border:1px solid var(--ink);box-shadow:0 3px 0 var(--accent);text-align:center}.result-card img{display:block;width:100%;height:102px;object-fit:contain;background:var(--field);margin-bottom:6px}.result-card strong{display:block;overflow-wrap:anywhere;line-height:1.4}.result-card span{color:var(--muted);display:block;margin-top:3px}#result-readout{position:absolute;bottom:0;left:0;right:0;pointer-events:none;display:flex;justify-content:space-between;padding:8px 12px;border-top:1px solid var(--line);background:var(--paper);color:var(--muted)}#result-wrap.expanded{position:fixed;inset:0;z-index:20;height:100dvh;width:100%;border:0}#exit-expanded{position:absolute;top:max(12px,env(safe-area-inset-top));right:max(12px,env(safe-area-inset-right));z-index:2}footer{border-top:1px solid var(--line);padding:12px 16px;color:var(--muted)}footer details{margin-top:0;border:0}footer p{max-width:90ch}.photo-preview{display:block;width:112px;height:112px;object-fit:contain;background:var(--field);border:1px solid var(--line)}dialog{background:var(--paper);color:var(--ink);border:1px solid var(--ink);width:min(440px,calc(100vw - 24px));max-height:90dvh;overflow:auto;padding:20px}dialog p{white-space:pre-line}dialog::backdrop{background:#0006}#save-error{white-space:normal}#simulation-controls{border:1px solid var(--line);padding:0 12px}#simulation-controls label{margin:10px 0}
#result-cards.multiple .result-card{width:126px;padding:6px}#result-cards.multiple .result-card img{height:72px}
#learn-actions.ready{position:fixed;bottom:max(10px,env(safe-area-inset-bottom));left:max(12px,calc((100vw - 1008px)/2));right:max(12px,calc((100vw - 1008px)/2));z-index:10;background:var(--paper);border:1px solid var(--ink);padding:8px;margin:0}#panel-learn.has-draft{padding-bottom:105px}
@media(min-width:760px){.surface{height:46svh;min-height:360px}#result-wrap{height:62svh}header,.library-bar,nav{padding-left:max(16px,calc((100vw - 1040px)/2));padding-right:max(16px,calc((100vw - 1040px)/2))}#token-list{grid-template-columns:repeat(2,minmax(0,1fr))}footer{padding-left:max(16px,calc((100vw - 1008px)/2))}}