@font-face{font-family:"Metamorphous";src:url("fonts/Metamorphous-Regular.ttf") format("truetype");font-display:swap}
@font-face{font-family:"Atkinson Hyperlegible";src:url("fonts/AtkinsonHyperlegible-Regular.ttf") format("truetype");font-weight:400;font-display:swap}
@font-face{font-family:"Atkinson Hyperlegible";src:url("fonts/AtkinsonHyperlegible-Bold.ttf") format("truetype");font-weight:700;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url("fonts/IBMPlexMono-Regular.ttf") format("truetype");font-weight:400;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url("fonts/IBMPlexMono-SemiBold.ttf") format("truetype");font-weight:600;font-display:swap}

:root{--ground:#F4F5F0;--panel:#FFFFFF;--panel-2:#EDF0EA;--ink:#1F2A24;--ink-2:#5B675F;--line:#D3D9D0;--accent:#1E4D3A;--accent-ink:#FFFFFF;--gold:#9A6F0C;--gold-bright:#D9A21B;--alert:#8B1E2D;--shadow:0 1px 2px rgba(31,42,36,.08),0 8px 24px rgba(31,42,36,.06)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--ground:#121B16;--panel:#182620;--panel-2:#1F2F27;--ink:#E9E6DC;--ink-2:#A3ACA4;--line:#2C3D34;--accent:#7FBF9E;--accent-ink:#0F1A14;--gold:#E0B03A;--gold-bright:#D9A21B;--alert:#E08A95;--shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.3)}}
:root[data-theme="dark"]{--ground:#121B16;--panel:#182620;--panel-2:#1F2F27;--ink:#E9E6DC;--ink-2:#A3ACA4;--line:#2C3D34;--accent:#7FBF9E;--accent-ink:#0F1A14;--gold:#E0B03A;--gold-bright:#D9A21B;--alert:#E08A95;--shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.3)}

*{box-sizing:border-box}
html{color-scheme:light dark}
body{margin:0;background:var(--ground);color:var(--ink);font-family:"Atkinson Hyperlegible",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;line-height:1.55}
.wrap{max-width:1180px;margin:0 auto;padding:24px 20px 80px}
h1,h2,h3{font-family:"Metamorphous","Cormorant Garamond",Georgia,serif;font-weight:400;line-height:1.1;margin:0;text-wrap:balance}
h1{font-size:clamp(30px,5vw,52px)}h2{font-size:26px;margin:0 0 12px}h3{font-size:20px;margin:0 0 8px}
p{max-width:68ch;margin:0 0 12px}a{color:var(--accent)}
.mono,.num{font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;font-variant-numeric:tabular-nums}.num{text-align:right;white-space:nowrap}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2);font-weight:700}
.sub{font-size:13px;color:var(--ink-2)}.hint{font-size:13px;color:var(--ink-2)}
button{font:inherit;font-size:15px;padding:8px 14px;border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:6px;cursor:pointer;min-height:44px}
button:hover{border-color:var(--accent)}button.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
button:focus-visible,input:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--gold-bright);outline-offset:2px}
section{margin-top:40px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:28px}@media (max-width:900px){.grid2{grid-template-columns:1fr}}

/* library */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-top:24px}
.card{display:block;background:var(--panel);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);overflow:hidden;color:inherit;text-decoration:none}
.card img{display:block;width:100%;aspect-ratio:189/161;object-fit:cover;background:var(--panel-2)}
.card .body{padding:14px 16px 16px}.card h2{font-size:22px;margin:0 0 4px}.card .meta{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:13px;color:var(--ink-2)}
.bar-progress{height:6px;background:var(--panel-2);border-radius:3px;overflow:hidden;margin-top:10px}.bar-progress i{display:block;height:100%;background:var(--gold-bright)}

/* viewer */
.mast{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:end;padding-bottom:20px;border-bottom:2px solid var(--accent)}
.quote{font-family:"Metamorphous",Georgia,serif;font-size:20px;line-height:1.35;margin:10px 0 0;max-width:32ch}
.specs{display:grid;grid-template-columns:repeat(3,1fr);gap:10px 18px}.spec b{font-size:18px;display:block;line-height:1.2}
@media (max-width:820px){.mast{grid-template-columns:1fr}.specs{grid-template-columns:repeat(2,1fr)}}
.viewer{background:var(--panel);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);overflow:hidden}
.bar{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;padding:10px 14px;border-bottom:1px solid var(--line);background:var(--panel-2)}
.bar label{display:inline-flex;align-items:center;gap:6px;font-size:14px}.bar input[type=range]{width:110px}
.scroller{overflow:auto;max-height:70vh;background:var(--panel)}canvas{display:block}
.rowpanel{display:grid;grid-template-columns:auto 1fr;gap:12px 20px;padding:14px 16px;border-top:1px solid var(--line);align-items:start}
.rowpanel .big{font-family:"Metamorphous",Georgia,serif;font-size:30px;line-height:1;white-space:nowrap}.rowpanel .side{font-size:13px;color:var(--ink-2);margin-top:4px}
.runs{display:flex;flex-wrap:wrap;gap:6px;line-height:1}
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 9px;border-radius:4px;font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;font-size:14px;font-weight:600;border:1px solid rgba(0,0,0,.15)}
.chip.done{opacity:.35}.chip.current{outline:3px solid var(--gold-bright);outline-offset:1px}
.cellinfo{font-size:13px;color:var(--ink-2);margin-left:auto}
table{border-collapse:collapse;width:100%;font-size:15px}th{text-align:left;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);padding:8px 10px;border-bottom:1px solid var(--line)}th.num{text-align:right}
td{padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}.sw{display:inline-block;width:20px;height:20px;border-radius:3px;vertical-align:middle;margin-right:8px;border:1px solid rgba(0,0,0,.2)}
.tablewrap{overflow-x:auto}tfoot td{font-weight:700;border-bottom:0}
.checks{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}.check{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--accent);padding:12px 14px;border-radius:4px}.check.fail{border-left-color:var(--alert)}.check b{display:block}
.notes{background:var(--panel);border:1px solid var(--line);padding:16px 20px;border-radius:8px}.notes ol,.notes ul{margin:0;padding-left:22px}.notes li{margin:0 0 8px;max-width:70ch}
details{border:1px solid var(--line);border-radius:8px;background:var(--panel)}summary{cursor:pointer;padding:12px 16px;font-weight:700}
.instr{font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;font-size:13px;line-height:1.6;padding:0 16px 16px;white-space:pre-wrap;max-height:60vh;overflow:auto}
.callout{border-left:4px solid var(--gold-bright);background:var(--panel);padding:12px 16px;border-radius:0 6px 6px 0;max-width:72ch}
.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--ink);color:var(--ground);padding:10px 16px;border-radius:8px;display:flex;gap:12px;align-items:center;box-shadow:var(--shadow);z-index:50}
.toast button{min-height:0;padding:6px 10px;background:transparent;color:inherit;border-color:currentColor}

/* working mode */
body.in-working{overflow:hidden}
.working{position:fixed;inset:0;background:var(--ground);z-index:40;display:flex;flex-direction:column;padding:12px 14px calc(12px + env(safe-area-inset-bottom))}
.working header{display:flex;align-items:center;justify-content:space-between;gap:10px}
.working .rownum{font-family:"Metamorphous",Georgia,serif;font-size:36px;line-height:1}
.working .strip{background:var(--panel);border:1px solid var(--line);border-radius:6px;overflow:hidden;margin:10px 0}
.working .strip canvas{width:100%;height:auto}
.working .wruns{flex:1;overflow:auto;display:flex;flex-wrap:wrap;gap:10px;align-content:flex-start;padding:4px 0}
.working .wruns .chip{font-size:22px;padding:14px 16px;min-height:56px;flex:1 1 140px;justify-content:space-between}
.working .wruns .chip small{font-size:13px;font-weight:400;opacity:.85}
.working footer{display:grid;grid-template-columns:1fr 2fr 1fr;gap:10px;margin-top:10px}
.working footer button{min-height:64px;font-size:20px}
.working .sr{position:absolute;left:-9999px}

/* print tiles */
#print-tiles{display:none}
@media print{body{background:#fff;color:#000}body.printing .wrap{display:none}body.printing #print-tiles{display:block}.tile{page-break-after:always}.tile h3{font-family:Georgia,serif;margin:0 0 6px}}
@media (prefers-reduced-motion:no-preference){.scroller{scroll-behavior:smooth}}