:root{
  --paper:#F3EFE7;
  --ink:#1A1A1A;
  --ash:#6E685D;
  --rule:#DDD6C8;
  --mute:#A39C8E;
  --signal:#D64531;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--mono);font-size:15px;line-height:1.75;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
.wrap{max-width:1040px;margin:0 auto;padding:0 clamp(16px,5vw,56px)}

/* the hash tree drifts behind the whole page, as on the dark site */
#field{position:fixed;inset:0;z-index:0;display:block}
.veil{position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(110% 80% at 50% 45%, rgba(243,239,231,.3) 0%, rgba(243,239,231,.93) 75%)}
header, main{position:relative;z-index:2}
header{border-bottom:1px solid var(--rule)}
.top{position:relative;display:flex;justify-content:space-between;align-items:center;padding-top:28px}
.crest{display:flex;align-items:center;gap:12px}
.crest svg{width:30px;height:30px;display:block}
.crest b{font-weight:500;font-size:13px;letter-spacing:.3em}
.top a{font-size:12.5px;color:var(--ink);text-decoration:none;border-bottom:1px solid var(--rule)}
.top a:hover{border-bottom-color:var(--signal)}
.hero{position:relative;padding:clamp(64px,12vh,120px) 0 clamp(40px,7vh,64px)}/* the headline runs the full width of the page, two lines on desktop */
h1{font-weight:400;font-size:clamp(22px,3.8vw,44px);line-height:1.35;letter-spacing:-.01em;margin:0;max-width:none;text-wrap:balance}
.cursor{display:inline-block;width:.55em;height:1.05em;vertical-align:-.16em;background:var(--signal);margin-left:.18em;
  animation:blink 1.25s steps(1,end) infinite}
@keyframes blink{0%,49%{opacity:1}50%,100%{opacity:0}}
.lede{margin:32px 0 0;color:var(--ash);max-width:72ch}
.lede b{font-weight:400;color:var(--ink)}
.lede a{color:var(--signal)}
.top a.home{border:0;color:inherit}
.strip{position:relative;margin-top:clamp(36px,5vw,52px);border-top:1px solid var(--rule);padding:14px 0 0;
  font-size:12.5px;color:var(--ash);display:flex;flex-wrap:wrap;gap:6px 28px;max-width:560px}
.strip b{font-weight:400;color:var(--signal);font-variant-numeric:tabular-nums}

.label{font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--signal);margin:0 0 14px}
section{padding:clamp(44px,7vw,80px) 0;border-bottom:1px solid var(--rule)}
h2{font-weight:400;font-size:clamp(17px,2.2vw,21px);margin:0 0 8px}
.sub{color:var(--ash);margin:0 0 26px;max-width:64ch;font-size:14px}

/* filter chips: pick a regulation, the matrix shows what it touches */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 10px}
.chips button{font:inherit;font-size:12.5px;background:transparent;color:var(--ink);border:1px solid var(--rule);
  border-radius:2px;padding:5px 12px;cursor:pointer}
.chips button:hover{border-color:var(--ink)}
.chips button[aria-pressed="true"]{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.about{min-height:3.4em;margin:0 0 18px;font-size:12.5px;color:var(--ash);max-width:72ch}
.about b{font-weight:400;color:var(--ink)}

.matrix{width:100%;border-collapse:collapse;font-size:13.5px}
.matrix th{font-weight:400;font-size:11.5px;color:var(--ash);text-align:center;padding:0 4px 12px;width:84px;
  line-height:1.35;vertical-align:bottom}
.matrix th:first-child{text-align:left;padding-left:0;width:auto}
.matrix th.active{color:var(--signal)}
.matrix td{border-top:1px solid var(--rule);padding:14px 4px;text-align:center;vertical-align:top}
.matrix td:first-child{text-align:left;padding-left:0}
.matrix td.active{background:rgba(214,69,49,.06)}
.matrix tr.row:hover td{background:rgba(26,26,26,.03)}
.matrix tr.dim{opacity:.28}
.dot{display:inline-block;width:12px;height:12px;border-radius:50%;margin-top:6px}
.dot.on{background:var(--signal)}
.dot.off{border:1px solid var(--rule)}

/* rows open to show what you actually get */
.toggle{all:unset;cursor:pointer;display:block;width:100%}
.toggle:focus-visible{outline:1px solid var(--signal);outline-offset:4px}
.cap::before{content:"+";display:inline-block;width:1.4em;color:var(--signal)}
tr.open .cap::before{content:"\2212"}
.desc{display:block;color:var(--ash);font-size:12.5px;line-height:1.6;margin-top:3px;max-width:46ch;padding-left:1.4em}
.matrix .detail td{border-top:0;padding:0 0 22px 1.4em;text-align:left}
.detail[hidden]{display:none}
.detail .grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:24px;font-size:12.5px;line-height:1.65}
.detail h4{margin:0 0 6px;font-weight:400;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--ash)}
.detail ul{margin:0;padding:0;list-style:none}
.detail li{padding-left:1.2em;position:relative}
.detail li::before{content:"\2013";position:absolute;left:0;color:var(--signal)}
.phase{display:flex;flex-wrap:wrap;gap:6px}
.phase span{border:1px solid var(--rule);border-radius:2px;padding:1px 8px;font-size:12px;color:var(--mute)}
.phase span.on{border-color:var(--ink);color:var(--ink)}
.ask{display:inline-block;margin-top:14px;color:var(--signal);text-decoration:none;border-bottom:1px solid var(--rule);font-size:12.5px}
.ask:hover{border-bottom-color:var(--signal)}
.note{font-size:12px;color:var(--mute);margin:18px 0 0}

.engage{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}
.engage div{border:1px solid var(--rule);border-radius:2px;padding:20px 22px;background:#F8F5EF}
.engage .ph{font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--signal)}
.engage h3{font-weight:500;font-size:15px;margin:6px 0 8px}
.engage p{margin:0;color:var(--ash);font-size:13px}
.engage .t{display:block;margin-top:14px;font-size:12.5px}

.record{margin:0;padding:0;list-style:none;font-size:13.5px}
.record li{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 24px;border-top:1px solid var(--rule);padding:14px 0}
.record li span:last-child{color:var(--ash);font-size:12.5px;text-align:right}
.fine{font-size:12px;color:var(--mute);margin:16px 0 0}

.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:28px}
.cols h3{font-weight:500;font-size:14px;margin:0 0 6px}
.cols p{margin:0;color:var(--ash);font-size:13.5px}

footer{display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;align-items:center;
  font-size:12.5px;color:var(--ash);padding:26px 0 40px}
.enlist{border:1px solid var(--signal);border-radius:2px;padding:9px 20px;font-size:12.5px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--signal);text-decoration:none;transition:background .25s,color .25s}
.enlist:hover{background:var(--signal);color:var(--paper)}

/* phones: each capability becomes a card, only the regulations it answers are shown, as chips */
@media (max-width:700px){
  .matrix thead{display:none}
  .matrix, .matrix tbody, .matrix tr, .matrix td{display:block;width:100%}
  /* the row is indented so wrapped chips line up; the capability name pulls back out */
  .matrix tr.row{display:flex;flex-wrap:wrap;align-items:center;border-top:1px solid var(--rule);padding:16px 0 4px 1.4em}
  .matrix tr.row td{border:0;padding:0;text-align:left;background:none!important}
  .matrix tr.row td:first-child{order:0;flex:0 0 calc(100% + 1.4em);margin-left:-1.4em}
  .matrix tr.row td.std{order:2;width:auto;margin:10px 6px 0 0}
  .matrix tr.row td.std .dot{display:none}
  .matrix tr.row td.std::before{content:attr(data-short);display:inline-block;border:1px solid var(--rule);border-radius:2px;
    padding:1px 8px;font-size:11.5px;color:var(--ash)}
  .matrix tr.row td.std.active::before{border-color:var(--signal);color:var(--signal)}
  .matrix tr.row td.std.off{display:none}
  .matrix .detail td{padding:14px 0 18px 1.4em}
  .detail .grid{grid-template-columns:1fr}
  .record li{grid-template-columns:1fr}
  .record li span:last-child{text-align:left}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important}}