:root{
  --ink:#1E2A33;
  --grey:#6B7680;
  --rule:#D8DEE3;
  --out:#B3362B;
  --in:#1F6F50;
  --bg:#FFFFFF;
  --soft:#F3F5F7;
  --measure:66ch;
  box-sizing:border-box;
}
*,*::before,*::after{box-sizing:inherit}
html{scroll-padding-top:1rem;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Atkinson Hyperlegible",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:1.125rem;line-height:1.55;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--in)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--in);outline-offset:2px}

/* Header */
.top{border-bottom:1px solid var(--rule)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 0;flex-wrap:wrap}
.mark{display:inline-flex;align-items:center;gap:.55rem;text-decoration:none;font-weight:700;font-size:1.25rem;letter-spacing:-.01em}
.mark svg{width:22px;height:22px;flex:none}
.nav{display:flex;gap:1.4rem;margin:0;padding:0;list-style:none;flex-wrap:wrap}
.nav a{text-decoration:none;color:var(--grey)}
.nav a[aria-current="page"],.nav a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:6px}

/* Layout */
.wrap{width:min(100% - 2.5rem, 62rem);margin-inline:auto}
main{padding:2.5rem 0 4rem}
.prose{max-width:var(--measure)}
h1,h2,h3{line-height:1.15;letter-spacing:-.015em;margin:0 0 .6em}
h1{font-size:clamp(1.9rem,4.5vw,2.75rem);font-weight:700}
h2{font-size:clamp(1.35rem,2.6vw,1.7rem);margin-top:2.4em}
h3{font-size:1.15rem;margin-top:1.8em}
p,ul,ol{margin:0 0 1.1em}
li{margin-bottom:.35em}
.lede{font-size:1.3rem;line-height:1.45;color:var(--ink)}
.quiet{color:var(--grey)}
small,.small{font-size:.9rem}
hr{border:0;border-top:1px solid var(--rule);margin:2.5rem 0}
code{font-family:inherit;background:var(--soft);padding:.05em .3em}

/* Scorecard: the ledger */
.score{width:100%;border-collapse:collapse;max-width:40rem;margin:1.5rem 0 2rem;font-variant-numeric:tabular-nums}
.score caption{text-align:left;font-weight:700;padding-bottom:.5rem;font-size:1.05rem}
.score th,.score td{text-align:left;padding:.6rem 0;border-bottom:1px solid var(--rule);vertical-align:baseline}
.score th{font-weight:400;color:var(--grey);width:60%}
.score td{font-weight:700;font-size:1.35rem;text-align:right;white-space:nowrap}
.score td.out{color:var(--out)}
.score td.in{color:var(--in)}
.score .sub{font-weight:400;font-size:.9rem;color:var(--grey);display:block}
.score-big{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem 2rem;max-width:48rem;margin:1.5rem 0 2.5rem}
@media (min-width:44rem){.score-big{grid-template-columns:repeat(4,1fr)}}
.score-big>div{border-top:3px solid var(--ink);padding-top:.6rem}
.score-big .n{font-size:clamp(2.2rem,6vw,3.2rem);font-weight:700;line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.score-big .n.out{color:var(--out)}
.score-big .n.in{color:var(--in)}
.score-big .l{color:var(--grey);margin-top:.35rem}

/* Signup */
.signup{border-top:3px solid var(--ink);padding-top:1.4rem;margin:3rem 0 0;max-width:40rem}
.signup h2{margin-top:0}
.signup .promise{margin-bottom:1rem}
.kit-form{min-height:3rem}
.note{font-size:.9rem;color:var(--grey);margin-top:.8rem}

/* Lists of entries / videos */
.list{list-style:none;padding:0;margin:1.5rem 0 0;max-width:var(--measure)}
.list li{border-top:1px solid var(--rule);padding:1.1rem 0;margin:0}
.list li:last-child{border-bottom:1px solid var(--rule)}
.list a{font-weight:700;text-decoration:none;font-size:1.15rem}
.list a:hover{text-decoration:underline}
.list .meta{color:var(--grey);font-size:.95rem;margin-top:.2rem}

/* Video */
.video{position:relative;aspect-ratio:16/9;max-width:52rem;background:#000;margin:1.2rem 0 1.6rem}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* About */
.about{display:grid;grid-template-columns:minmax(0,1fr);gap:1.5rem;align-items:start}
.about img{width:min(100%,18rem)}
@media (min-width:52rem){.about{grid-template-columns:18rem minmax(0,1fr);gap:2.5rem}}

/* Footer */
.foot{border-top:1px solid var(--rule);padding:1.6rem 0 2.5rem;color:var(--grey);font-size:.95rem}
.foot .wrap{display:flex;flex-wrap:wrap;gap:.6rem 1.6rem;justify-content:space-between;align-items:baseline}
.foot a{color:var(--grey)}
.foot ul{list-style:none;margin:0;padding:0;display:flex;gap:1.2rem;flex-wrap:wrap}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}