:root{--color-bg:#EEF1F4;--color-surface:#FFFFFF;--color-ink:#0F2942;--color-muted:#5A6B7C;--color-accent:#8A5A00;--color-rule:#D6DEE6;--font-heading:"IBM Plex Serif",Georgia,"Times New Roman",serif;--font-body:"IBM Plex Sans",ui-sans-serif,system-ui,sans-serif;--font-mono:"IBM Plex Mono",monospace;--measure:72ch;--page:980px;--gutter:clamp(1rem,5vw,3rem);--radius:2px;--tap:44px}*{box-sizing:border-box}body{margin:0;background:var(--color-bg);color:var(--color-ink);font-family:var(--font-body);font-size:1.0625rem;line-height:1.6}a{color:var(--color-accent)}a:hover{text-decoration-thickness:2px}:where(a,button,summary,input,[tabindex]):focus-visible{outline:2px solid var(--color-accent);outline-offset:3px;border-radius:2px}header,footer,main,.band{width:100%;max-width:var(--page);margin-inline:auto;padding-inline:var(--gutter)}header,footer{border-bottom:1px solid var(--color-rule)}header{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:space-between}header>strong a{text-decoration:none;color:inherit}header>strong a:hover{color:var(--color-accent)}header nav{display:flex;gap:.25rem;flex-wrap:wrap}header nav a{display:inline-flex;align-items:center;min-height:var(--tap);padding-inline:.5rem}header nav a,footer nav a{text-decoration:none;border-bottom:2px solid transparent}header nav a:hover,header nav a:focus-visible,footer nav a:hover,footer nav a:focus-visible{color:var(--color-accent);border-bottom-color:currentColor}header nav a[aria-current=page]{font-weight:600;border-bottom-color:currentColor}footer{border-bottom:0;border-top:1px solid var(--color-rule);padding-block:1rem}main{padding-block:2rem}:is(main,footer) :is(p,li,h2,h3){max-width:var(--measure)}main .paper:not(.card){max-width:calc(var(--measure) + 2rem)}main :is(.matrix-wrap,.grid,table,details) :is(p,li){max-width:none}h1,h2,h3{font-family:var(--font-heading);font-weight:500;line-height:1.05}h1{font-size:2rem;max-width:22ch;margin-block:.4em .3em}@media(min-width:700px){h1{font-size:3rem}}h2{font-size:1.4rem}@media(min-width:700px){h2{font-size:1.9rem}}h3{font-size:1.35rem}.paper{background:var(--color-surface);border:1px solid var(--color-rule);border-radius:var(--radius);padding:1rem}.muted{color:var(--color-muted)}.card{display:flex;flex-direction:column;gap:.1rem;text-decoration:none;color:inherit;transition:border-color .15s ease,transform .15s ease}.card:hover,.card:focus-visible{border-color:var(--color-accent)}.card:hover{transform:translateY(-2px)}.card h3{color:var(--color-accent);margin-block:0 .15em}.card p{margin-block-end:.5em}.card-go{margin-block-start:auto;padding-block-start:.7rem;color:var(--color-accent);font-size:.9rem}@media(prefers-reduced-motion:reduce){.card{transition:border-color .15s ease}.card:hover{transform:none}}.btn{display:inline-flex;align-items:center;min-height:var(--tap);padding:.6rem 1.1rem;background:var(--color-accent);color:var(--color-surface);text-decoration:none;border-radius:var(--radius);font-weight:600}.btn:hover{background:#6d4700}.lede-actions{margin-block:1.25rem 1.75rem}:is(main,main>article,main>section)>:is(.paper,.grid,details,aside,form,.matrix-wrap){margin-block:1.75rem}.band{margin-block:1.5rem}.paper>:first-child{margin-block-start:0}.paper>:last-child{margin-block-end:0}h2{margin-block:2.5em .5em}h3{margin-block:2em .4em}p{margin-block:0 1em}.grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}main ul{list-style:none;padding-left:0;margin-inline:0}ul.grid,ol.grid{list-style:none;padding-left:0;margin-inline:0}.matrix-wrap:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.skip{position:absolute;left:-9999px}.skip:focus{left:var(--gutter);top:.5rem;z-index:10;background:var(--color-surface);padding:.5rem .75rem;border-radius:var(--radius)}.matrix-wrap{max-width:100%;overflow-x:auto;overflow-y:auto;max-height:min(80vh,720px);margin-block:1.5rem}table{width:100%;border-collapse:separate;border-spacing:0;background:var(--color-surface);min-width:44rem}th,td{padding:.8rem;border-bottom:1px solid var(--color-rule);text-align:left}thead th{position:sticky;top:0;z-index:1;background:var(--color-surface);border-bottom:2px solid var(--color-rule)}@media(min-width:1001px){.matrix-wrap{width:1000px;max-width:none;margin-inline:calc((100% - 1000px)/2)}}@media(max-width:1000px){.matrix-wrap{max-height:none;overflow:visible}table{min-width:0}thead{display:none}tbody tr{display:block;border:1px solid var(--color-rule);border-radius:var(--radius);margin-block-end:1rem;padding:.25rem .75rem .5rem}tbody th[scope=row]{display:block;font-size:1.15rem;padding-inline:0;border-bottom:2px solid var(--color-rule)}tbody td{display:block;padding-inline:0}tbody td:last-child{border-bottom:0}tbody td:before{content:attr(data-label);display:block;font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--color-muted);margin-block-end:.15rem}}caption{text-align:left;padding-bottom:.6rem;color:var(--color-muted);font-size:.75rem}td{font-family:var(--font-mono);font-size:1rem}.sort-btn{display:inline-flex;align-items:center;gap:.35rem;min-height:var(--tap);width:100%;background:none;border:0;padding:0;font:inherit;font-weight:600;color:inherit;text-align:left;cursor:pointer}.sort-btn:hover{color:var(--color-accent)}th[aria-sort=ascending] .sort-cue:after{content:"▲"}th[aria-sort=descending] .sort-cue:after{content:"▼"}th[aria-sort=none] .sort-cue:after{content:"↕";opacity:.45}.stamp{font-size:.75rem;color:var(--color-muted)}.closer{border-top:1px solid var(--color-rule);padding-block-start:1.5rem;margin-block-start:3rem}.closer h2{margin-block-start:0}.navwrap summary{display:inline-flex;align-items:center;min-height:var(--tap);padding-inline:.5rem;cursor:pointer;font-weight:600;color:var(--color-accent);list-style:none}.navwrap summary::-webkit-details-marker{display:none}.navwrap summary:after{content:" ▾"}.navwrap[open] summary:after{content:" ▴"}@media(min-width:760px){.navwrap summary{display:none}.navwrap>nav{display:flex}}header>strong a{display:inline-flex;align-items:center;min-height:var(--tap)}