:root{--paper:#fff;--ink:#111;--muted:#595959;--rule:#d8d8d8;--tint:#f2f2f2;--link:#111;--ok:#1d6438;--ok-tint:#e9f2ec;--stop:#9c2b1b;--stop-tint:#f9e9e5;--box:#000;--box-text:#fff;--box-dim:#b5b5b5;--led-off:#3a3a3a;--bar:#111;--bar-text:#f2f2f2;--font:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--mono:ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--measure:46rem;color-scheme:light}@media (prefers-color-scheme:dark){:root{--paper:#121212;--ink:#f2f2f2;--muted:#b5b5b5;--rule:#3d3d3d;--tint:#1e1e1e;--link:#f2f2f2;--ok:#7fd6a0;--ok-tint:#14251b;--stop:#f2a194;--stop-tint:#2b1815;--box:#000;--box-text:#fff;--box-dim:#a8a8a8;--led-off:#3a3a3a;color-scheme:dark}}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--paper);color:var(--ink);font:17px/1.55 var(--font);margin:0}a{color:var(--link);text-underline-offset:.15em;text-decoration:underline 1px}a:visited{color:var(--link)}a:hover{text-decoration-thickness:2px}:focus-visible{outline:2px solid var(--ink);outline-offset:2px}.wrap{max-width:var(--measure);margin:0 auto;padding:0 16px}.site-header{background:var(--bar);color:var(--bar-text);border-bottom:2px solid var(--ink)}.site-header .wrap{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem 1rem;padding-top:.7rem;padding-bottom:.6rem;display:flex}.wordmark{color:var(--bar-text);text-decoration:none;display:inline-flex}.wordmark:focus-visible{outline:2px solid var(--bar-text);outline-offset:3px}.logo{width:auto;height:28px;display:block}@media (width>=720px){.logo{height:32px}}.logo .logo-box{stroke:#4a4a4a;stroke-width:1px}.site-header a:focus-visible{outline-color:var(--bar-text)}.site-header nav a{color:var(--bar-text);margin-left:1rem;font-size:.95rem}.site-header nav a:first-child{margin-left:0}.preview-banner{background:var(--ink);color:var(--paper);padding:.4rem 0;font-size:.9rem}main{padding-bottom:3rem}.crumbs{color:var(--muted);flex-wrap:wrap;margin:1rem 0 .25rem;padding:0;font-size:.9rem;list-style:none;display:flex}.crumbs li+li:before{content:"/";color:var(--muted);padding:0 .4em}h1{letter-spacing:-.01em;margin:1.5rem 0 .5rem;font-size:clamp(1.5rem,1rem + 2.5vw,2.05rem);line-height:1.15}.crumbs+h1{margin-top:.4rem}.page-sub,h1 .sub{color:var(--muted);letter-spacing:0;margin-top:.35rem;font-size:.95rem;font-weight:400;display:block}.page-sub{margin:-.15rem 0 .75rem}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}h2{border-top:1px solid var(--rule);margin:2.2rem 0 .6rem;padding-top:.6rem;font-size:1.2rem}h3{margin:1.4rem 0 .4rem;font-size:1.02rem}p,ul,ol{margin:0 0 .9rem}.lede{font-size:1.12rem}.muted{color:var(--muted)}.small{font-size:.9rem}.code-id{flex-wrap:wrap;align-items:center;gap:.75rem 1.25rem;margin:1.2rem 0 1.4rem;display:flex}.code-id p{flex:16rem;margin:0}.display{background:var(--box);color:var(--box-text);border:1px solid var(--rule);text-align:center;flex:none;padding:.5rem .9rem .4rem}.display .digits{font:700 1.6rem/1.1 var(--mono);color:var(--box-text);letter-spacing:.06em}.display .caption{color:var(--box-dim);letter-spacing:.04em;text-transform:uppercase;margin-top:.3rem;font-size:.68rem;display:block}.leds{justify-content:center;gap:.45rem;padding:.4rem 0 .15rem;display:flex}.led{background:var(--led-off);border-radius:50%;width:.95rem;height:.95rem}.led.on{animation:1.6s step-end infinite blink}.led.rapid{animation:.35s step-end infinite blink}.led-red:is(.on,.steady,.rapid){background:#ff3b2f;box-shadow:0 0 8px #ff3b2f}.led-green:is(.on,.steady,.rapid){background:#3ddc6b;box-shadow:0 0 8px #3ddc6b}.led-amber:is(.on,.steady,.rapid),.led-orange:is(.on,.steady,.rapid),.led-yellow:is(.on,.steady,.rapid){background:#ffb21a;box-shadow:0 0 8px #ffb21a}.led-blue:is(.on,.steady,.rapid){background:#4aa3ff;box-shadow:0 0 8px #4aa3ff}.led-white:is(.on,.steady,.rapid){background:#f4f1e8;box-shadow:0 0 8px #f4f1e8}@keyframes blink{50%{opacity:.15}}@media (prefers-reduced-motion:reduce){.led.on,.led.rapid{animation:none}}.verdict{border-left:5px solid var(--ok);background:var(--ok-tint);margin:0 0 1rem;padding:.75rem 1rem}.verdict.stop{border-color:var(--stop);background:var(--stop-tint)}.verdict p{margin:0}.verdict p+p{margin-top:.4rem}.verdict .answer{font-weight:700}.verdict.stop .answer{color:var(--stop)}.verdict:not(.stop) .answer{color:var(--ok)}.care{border:1px solid var(--rule);border-left:4px solid var(--muted);margin:.4rem 0 .6rem;padding:.45rem .8rem;font-size:.93rem}.causes{counter-reset:cause;padding:0;list-style:none}.causes>li{counter-increment:cause;margin-bottom:1rem;padding:.2rem 0 .4rem 2.4rem;position:relative}.causes>li:before{content:counter(cause);border:2px solid var(--ink);border-radius:50%;place-items:center;width:1.7rem;height:1.7rem;font-size:.9rem;font-weight:700;display:grid;position:absolute;top:.15rem;left:0}.cause-text{margin-bottom:.5rem;font-weight:600}.fix{border:1px solid var(--rule);margin:0 0 .6rem;padding:.6rem .9rem .2rem}.fix h3{margin:0 0 .4rem;font-size:.98rem}.who{text-transform:uppercase;letter-spacing:.04em;vertical-align:.1em;border:1px solid;margin-left:.4rem;padding:.05rem .4rem;font-size:.78rem;font-weight:700;display:inline-block}.who.owner{color:var(--ok)}.who.trade{color:var(--stop)}.fix ol{padding-left:1.3rem}.fix li{margin-bottom:.35rem}.table-scroll{margin:0 0 1rem;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:.95rem}th,td{text-align:left;vertical-align:top;border-bottom:1px solid var(--rule);padding:.45rem .6rem .45rem 0}th{text-transform:uppercase;letter-spacing:.04em;color:var(--muted);border-bottom:2px solid var(--ink);font-size:.8rem}td.code{font:700 1rem var(--mono);white-space:nowrap}.yes{color:var(--ok);font-weight:600}.no{color:var(--stop);font-weight:600}.finder{background:var(--paper);border:1px solid var(--muted);margin:1.2rem 0 1.5rem;padding:.9rem 1rem .8rem}.finder label{margin-bottom:.4rem;font-weight:700;display:block}.finder .row{flex-wrap:wrap;gap:.5rem;display:flex}.finder select,.finder input,.finder button{font:inherit;border:1px solid var(--muted);background:var(--paper);color:var(--ink);border-radius:0;padding:.45rem .6rem}.finder select{-webkit-appearance:none;appearance:none;cursor:pointer;background-image:linear-gradient(45deg,#0000 50%,currentColor 50%),linear-gradient(135deg,currentColor 50%,#0000 50%);background-position:right 1.15rem center,right .8rem center;background-repeat:no-repeat;background-size:.35rem .35rem;padding-right:2.6rem}.finder input{font-family:var(--mono);text-transform:uppercase;width:7rem}.finder input::placeholder{text-transform:none}.finder button{background:var(--ink);color:var(--paper);border-color:var(--ink);cursor:pointer}.finder .result{min-height:1.4em;margin:.6rem 0 0;font-size:.95rem}.finder .result:empty{display:none}.brand-grid{grid-template-columns:1fr;gap:.75rem;margin:0 0 1rem;padding:0;list-style:none;display:grid}@media (width>=40rem){.brand-grid{grid-template-columns:repeat(2,1fr)}}@media (width>=60rem){.brand-grid{grid-template-columns:repeat(3,1fr)}}.brand-card{border:1px solid var(--rule);padding:.9rem 1rem;position:relative}.brand-card:hover{border-color:var(--muted)}.brand-card:focus-within{outline:2px solid var(--ink);outline-offset:2px}.brand-card .brand-name{font-size:1.05rem;font-weight:700}.brand-card .brand-name a:after{content:"";position:absolute;inset:0}.brand-card .brand-name a:focus{outline:none}.brand-card p{color:var(--muted);margin:.25rem 0 0;font-size:.9rem}.brand-card .hub-links a{z-index:1;color:var(--muted);position:relative}.brand-card .hub-links a:hover,.brand-card .hub-links a:focus-visible{color:var(--ink)}.index{columns:2 14rem;column-gap:2rem;padding-left:1.1rem}.index li{break-inside:avoid;margin-bottom:.3rem}.sources li{margin-bottom:.4rem}.cta{border:2px solid var(--ink);margin:1.6rem 0;padding:.9rem 1rem}.cta h2{border:0;margin:0 0 .4rem;padding:0}.cta p:last-child{margin-bottom:0}.site-footer{border-top:1px solid var(--rule);color:var(--muted);padding:1.2rem 0 2rem;font-size:.88rem}.site-footer p{margin-bottom:.5rem}.site-footer nav a{color:var(--muted)}details>summary{cursor:pointer;color:var(--link);text-underline-offset:.15em;margin-bottom:.5rem;text-decoration:underline}details[open]>summary{color:var(--muted)}.home-section{margin-top:2.5rem}.home-section h3{margin:0 0 .4rem;font-size:1rem}.popular{grid-template-columns:repeat(auto-fit,minmax(min(100%,19rem),1fr));gap:1.5rem 2rem;display:grid}.code-links,.problem-links,.checks{margin:0;padding:0;list-style:none}.code-links li{border-bottom:1px solid var(--rule);padding:.35rem 0}.code-links a{font-weight:600}.code-links span{color:var(--muted);font-size:.92rem;display:block}.problem-links{columns:2 10rem;column-gap:1.5rem}.problem-links li{break-inside:avoid;padding:.2rem 0}.checks li{padding:.25rem 0 .25rem 1.1rem;position:relative}.checks li:before{content:"";background:var(--ink);width:.45rem;height:2px;position:absolute;top:.85em;left:0}.meaning{border-top:2px solid var(--ink);margin-top:2.5rem;padding-top:.5rem}.print-only{display:none}.hub-tools{flex-wrap:wrap;align-items:center;gap:.5rem .75rem;margin:.75rem 0 1rem;display:flex}.hub-tools input{font:inherit;border:1px solid var(--muted);background:var(--paper);color:var(--ink);border-radius:0;flex:15rem;min-width:0;padding:.4rem .6rem;font-size:.95rem}.hub-tools .hub-count{white-space:nowrap}.hub-tools button,.print-note button{font:inherit;background:var(--paper);color:var(--ink);border:1px solid var(--ink);cursor:pointer;border-radius:0;padding:.4rem .8rem;font-size:.92rem;font-weight:600}.hub-tools button:hover,.print-note button:hover{background:var(--tint)}@media print{.site-header,.site-footer,.crumbs,.preview-banner,.cta,.no-print{display:none!important}.print-only{display:block}body{color:#111;background:#fff;font-size:10.5pt}.wrap{max-width:none;padding:0}.table-scroll{overflow:visible}tr{break-inside:avoid}a{color:#111;text-decoration:none}}