/* Born in the Gap — site styles. Brand: cream / black / white, Big Shoulders Display 900 + Inter. No accent colour. */
:root{
  /* Brand kit: Ink #111 · Document Cream #f5f2ee (secondary) · Page Warm Grey #f0ede8 (page bg) · Body #444 · Label #888 · Rule #e0e0e0 · Surface #f8f8f8. No accent colours. */
  --cream:#f5f2ee; --cream-2:#f0ede8; --white:#ffffff; --ink:#111111; --ink-2:#444444; --ink-3:#888888;
  --line:#e0e0e0; --line-dark:rgba(255,255,255,.15);
  --display:'Big Shoulders Display',Impact,'Arial Narrow',sans-serif;
  --body:'Inter',-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;
  --measure:66ch; --wrap:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--cream-2);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.8;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--display);font-weight:900;text-transform:uppercase;line-height:.95;letter-spacing:.005em;margin:0 0 .5em;text-wrap:balance}
h1{font-size:clamp(40px,7vw,84px)}
h2{font-size:clamp(30px,4.5vw,52px)}
h3{font-size:clamp(22px,2.8vw,30px);line-height:1.05}
h4{font-family:var(--body);font-weight:600;font-size:17px;margin:0 0 .5em}
p{margin:0 0 1em}
.eyebrow{font-size:10px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);margin:0 0 14px}
.lede{font-size:20px;line-height:1.6;color:var(--ink-2);max-width:var(--measure)}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}

/* header */
.site-header{display:flex;align-items:center;gap:24px;padding:22px 24px;border-top:3px solid var(--ink);border-bottom:1px solid var(--line);background:var(--cream-2);position:relative}
.brand,.foot-brand{font-family:var(--display);font-weight:900;text-transform:uppercase;line-height:.9;text-decoration:none;display:grid;font-size:15px;letter-spacing:.02em}
.brand .gap,.foot-brand .gap{font-size:30px;line-height:.85}
.site-nav{margin-left:auto;display:flex;gap:28px}
.site-nav a{font-family:var(--display);font-weight:900;font-size:18px;letter-spacing:.03em;text-transform:uppercase;text-decoration:none;padding:4px 0;border-bottom:2px solid transparent}
.site-nav a:hover,.site-nav a[aria-current]{border-color:var(--ink)}
.nav-toggle{display:none;margin-left:auto;font:900 16px/1 var(--display);letter-spacing:.03em;text-transform:uppercase;background:none;border:2px solid var(--ink);padding:10px 14px;cursor:pointer;color:var(--ink)}
@media (max-width:760px){
  .nav-toggle{display:block}
  .site-nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--cream-2);border-bottom:1px solid var(--line);padding:8px 24px 18px;flex-direction:column;gap:4px;z-index:20}
  .site-nav.open{display:flex}
}

/* sections */
main>section,main>article{padding:48px 24px}
.wrap{max-width:var(--wrap);margin:0 auto}
.narrow{max-width:var(--measure);margin:0 auto}
.hero{padding:0;background:var(--ink)}
.hero img{width:100%;max-height:70vh;object-fit:cover;filter:grayscale(1)}
.hero-text{padding:56px 24px 64px;color:#fff}
.hero-text h1{margin:0 0 16px;max-width:14ch}
.hero-text p{max-width:var(--measure);color:#cccccc;margin:0;font-size:20px;line-height:1.6}
.hero-text .tag{font-family:var(--body);font-weight:600;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:#888;margin:18px 0 0}
.split{display:grid;gap:40px;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);align-items:start}
@media (max-width:760px){.split{grid-template-columns:1fr}}
.split h2{margin-top:0}
.prose{max-width:var(--measure)}
.prose p,.prose li{font-size:15px;line-height:1.8}
.prose ul,.prose ol{padding-left:1.2em}
.prose li p{margin:0 0 .4em}
.prose figure{margin:32px 0}
.prose figure img{border:1px solid var(--line)}
.prose h2{font-size:clamp(26px,3.6vw,40px);margin-top:1.6em}
.prose h3{margin-top:1.4em}
.prose a{text-decoration-thickness:1px;text-underline-offset:3px}
.prose img[src^="data:"]{margin:24px 0;border:1px solid var(--line)}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:20px}
.btn{display:inline-block;font:900 18px/1 var(--display);letter-spacing:.03em;text-transform:uppercase;text-decoration:none;padding:16px 26px;border:2px solid var(--ink);color:var(--ink);background:transparent;transition:background .15s,color .15s}
.btn:hover{background:var(--ink);color:#fff}
.btn.solid{background:var(--ink);color:#fff}
.btn.solid:hover{background:transparent;color:var(--ink)}
.photo{padding:0;margin:0}
.photo img{width:100%;max-height:520px;object-fit:cover;filter:grayscale(1)}
.photo figcaption{font-size:12px;color:var(--ink-3);padding:8px 24px}
.on-white{background:var(--white)}
.on-cream2{background:var(--cream)}

/* dark stat block (kept from the original site) */
.math{background:var(--ink);color:#fff;padding:80px 24px}
.math .wrap{max-width:960px}
.math-source{font-size:15px;line-height:1.65;color:#cccccc;max-width:720px;margin-bottom:48px}
.math-source strong{color:#fff;font-weight:600}
.math-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:48px}
@media (max-width:640px){.math-grid{grid-template-columns:1fr}}
.math-card{border:1px solid var(--line-dark);border-radius:2px;padding:32px 28px;display:flex;flex-direction:column}
.math-card-label{font-size:12px;font-weight:500;color:#888;letter-spacing:.04em;text-transform:uppercase;margin-bottom:12px}
.math-card-stat{font-family:var(--display);font-weight:900;font-size:42px;color:#fff;line-height:1;margin-bottom:16px;font-variant-numeric:tabular-nums}
.math-card-body{font-size:14px;line-height:1.6;color:#ccc;flex:1;margin-bottom:20px}
.math-card-link{font-size:13px;font-weight:600;color:#fff;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.3);align-self:flex-start;padding-bottom:2px}
.math-card-link:hover{border-color:#fff}
.math-actions{display:flex;flex-wrap:wrap;gap:16px;padding-top:32px;border-top:1px solid rgba(255,255,255,.1)}
.math .btn{border-color:#fff;color:#fff}
.math .btn:hover{background:#fff;color:var(--ink)}
.math .btn.solid{background:#fff;color:var(--ink)}
.math .btn.solid:hover{background:transparent;color:#fff}

/* accordion */
.reasons details{border-top:1px solid var(--ink);padding:18px 0}
.reasons details:last-child{border-bottom:1px solid var(--ink)}
.reasons summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;font-family:var(--display);font-weight:900;text-transform:uppercase;font-size:clamp(22px,2.8vw,30px)}
.reasons summary::-webkit-details-marker{display:none}
.reasons summary::after{content:"+";font-size:30px;font-weight:400;font-family:var(--body);color:var(--ink-3)}
.reasons details[open] summary::after{content:"\2212"}
.reasons .prose{padding-top:14px}

/* contact form */
.form{display:grid;gap:16px;max-width:560px}
.form label{display:grid;gap:6px;font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2)}
.form input,.form select,.form textarea{font:inherit;font-size:15px;padding:12px 14px;border:1px solid var(--ink);background:var(--white);color:var(--ink);border-radius:0;width:100%}
.form textarea{min-height:150px;resize:vertical}
.form input:focus,.form select:focus,.form textarea:focus,.btn:focus-visible,summary:focus-visible{outline:3px solid var(--ink);outline-offset:2px}
.form .hp{position:absolute;left:-9999px}
.form-note{font-size:13px;color:var(--ink-3);margin-top:8px}

/* embeds */
iframe.embed{width:100%;border:0;display:block;min-height:640px;background:var(--white)}
.embed-note{font-size:13px;color:var(--ink-3);margin:8px 0 0}

/* projections */
.projection{border-top:1px solid var(--ink);padding:28px 0}
.projection:last-of-type{border-bottom:1px solid var(--ink)}
.projection h3{margin-top:0}

/* blog */
.page-head{padding-bottom:24px}
.post-list{list-style:none;margin:0;padding:0 24px 64px;max-width:var(--wrap);margin:0 auto;display:grid;gap:0}
.post-card{border-top:1px solid var(--ink);padding:32px 0;display:grid;gap:8px;max-width:var(--measure)}
.post-card:last-child{border-bottom:1px solid var(--ink)}
.post-card time{font-size:10px;letter-spacing:.14em;font-weight:600;text-transform:uppercase;color:var(--ink-3)}
.post-card h2{font-size:clamp(28px,4vw,44px);margin:0}
.post-card h2 a{text-decoration:none}
.post-card h2 a:hover{text-decoration:underline;text-decoration-thickness:3px}
.post-card p{margin:0;color:var(--ink-2)}
.more{font-family:var(--display);font-weight:900;font-size:16px;letter-spacing:.03em;text-transform:uppercase;text-decoration:none;border-bottom:2px solid var(--ink);justify-self:start;padding-bottom:2px}
.post{max-width:var(--wrap);margin:0 auto}
.post-head{max-width:var(--measure);margin-bottom:40px}
.post-head h1{font-size:clamp(38px,6vw,72px)}
.post-head .eyebrow a{text-decoration:none}
.post-foot{max-width:var(--measure);margin-top:48px;padding-top:20px;border-top:1px solid var(--ink)}
.byline{font-size:14px;color:var(--ink-2)}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:32px;max-width:var(--measure)}
.post-nav a{display:grid;gap:4px;text-decoration:none;border:1px solid var(--ink);border-top:3px solid var(--ink);padding:16px 18px;font-family:var(--display);font-weight:900;text-transform:uppercase;font-size:22px;line-height:1}
.post-nav a small{font-family:var(--body);font-weight:600;font-size:11px;letter-spacing:.12em;color:var(--ink-3)}
.post-nav .older{text-align:right}
.post-nav a:hover{background:var(--ink);color:#fff}
@media (max-width:560px){.post-nav{grid-template-columns:1fr}.post-nav .older{text-align:left}}

/* footer */
.site-footer{background:var(--ink);color:#ccc;padding:56px 24px 64px;display:grid;gap:16px;justify-items:start}
.foot-brand{color:#fff;font-size:18px}
.foot-brand .gap{font-size:38px}
.foot-note{max-width:var(--measure);font-size:14px;margin:0}
.foot-links{display:flex;flex-wrap:wrap;gap:22px;margin-top:8px}
.foot-links a{color:#fff;font-family:var(--display);font-weight:900;font-size:16px;letter-spacing:.03em;text-transform:uppercase;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.35);padding-bottom:2px}
.foot-links a:hover{border-color:#fff}

/* 404 */
.page-404 main{background:#0a0a0a;color:#fff}
.notfound{min-height:70vh;display:grid;place-content:center;text-align:center;gap:14px}
.notfound h1{font-size:clamp(90px,22vw,240px);margin:0;line-height:.85}
.notfound p{color:#bbb;max-width:44ch}
.notfound .btn{border-color:#fff;color:#fff;justify-self:center}
.notfound .btn:hover{background:#fff;color:#111}

/* static data under widgets (crawlable twin of each embed) */
.static-data{margin-top:24px;border-top:1px solid var(--ink);padding-top:16px}
.static-data h3{margin-top:22px}
.data-sec{border-top:1px solid var(--line);padding:12px 0}
.data-sec summary{cursor:pointer;font-weight:600;font-size:15px}
.data-sec p,.data-sec li{font-size:15px;color:var(--ink-2)}
.data-sec ul{padding-left:1.2em}
.data-sec .src{font-size:13px;color:var(--ink-3)}
.table-wrap{overflow-x:auto;margin-top:12px}
table.data{border-collapse:collapse;width:100%;font-size:14px;font-variant-numeric:tabular-nums}
table.data caption{text-align:left;font-size:13px;color:var(--ink-3);padding:0 0 8px}
table.data th,table.data td{border:1px solid var(--line);padding:8px 10px;text-align:right;vertical-align:top}
table.data th[scope=row],table.data thead th:first-child{text-align:left}
table.data thead th{font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;background:#f8f8f8;color:var(--ink-2)}
.sources li{margin-bottom:10px}
.sources .fig{font-weight:600}
.sources .todo,.todo{color:var(--ink-2);font-size:13px;border-left:2px solid var(--ink);padding-left:8px}
.page-sources .lede a{text-decoration-thickness:1px}