:root{
  --ink:#0b1a2b;
  --bg:#fbfaf6;
  --soft:#f3f0e7;
  --accent:#0e7c66;
  --accent2:#c8932a;
  --rule:#e5e0d2;
  --mid:#5b6772;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font:400 clamp(15px,1.6vw,17px)/1.65 'Inter','Helvetica Neue',Arial,sans-serif;
  color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
a:hover{color:var(--accent2)}
button,a.btn{min-height:44px;min-width:44px}
.wrap{max-width:1180px;margin:0 auto;padding:0 clamp(16px,3vw,28px)}

header.site{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:1px solid var(--rule);padding:14px 0}
header.site .row{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.brand{font:700 clamp(18px,2vw,22px)/1 'Inter';letter-spacing:-.01em;color:var(--ink);text-decoration:none}
.brand span{color:var(--accent)}
header nav{display:flex;flex-wrap:wrap;gap:clamp(8px,1.6vw,18px)}
header nav a{font-size:14px;color:var(--ink);text-decoration:none;padding:8px 4px;min-height:44px;display:inline-flex;align-items:center}
header nav a:hover{color:var(--accent)}

main{padding:clamp(28px,5vw,56px) 0 clamp(48px,7vw,88px)}
h1,h2,h3,h4{font-family:'Source Serif 4','Charter','Georgia',serif;letter-spacing:-.015em;color:var(--ink);line-height:1.18}
h1{font-size:clamp(30px,4.8vw,52px);font-weight:600;margin-bottom:.6em}
h2{font-size:clamp(22px,3.2vw,32px);font-weight:600;margin:1.4em 0 .55em}
h3{font-size:clamp(18px,2.4vw,22px);font-weight:600;margin:1.1em 0 .4em}
p,ul,ol{margin:0 0 1.05em;max-width:65ch}
ul,ol{padding-left:1.3em}
li{margin-bottom:.4em}
blockquote{border-left:3px solid var(--accent);padding:.4em 0 .4em 1.1em;margin:1.4em 0;font-family:'Source Serif 4',serif;font-style:italic;color:var(--mid);max-width:60ch}

.hero{padding:clamp(36px,7vw,76px) 0 clamp(28px,5vw,56px);border-bottom:1px solid var(--rule)}
.eyebrow{font:500 12px/1 'IBM Plex Mono',monospace;text-transform:uppercase;letter-spacing:.15em;color:var(--accent);margin-bottom:1em}
.lede{font-size:clamp(17px,2.1vw,21px);color:var(--mid);max-width:62ch;margin:0 0 1.4em}

.cta{
  display:inline-block;background:var(--accent);color:#0a0e1a;font-weight:600;
  padding:14px 22px;border-radius:8px;text-decoration:none;letter-spacing:-.005em;
  transition:transform .25s ease, background .25s ease;
  box-shadow:0 1px 0 rgba(255,255,255,.04) inset, 0 2px 14px -2px rgba(34,211,238,.45);
}
.cta:hover{background:var(--accent2);color:#0a0e1a;transform:translateY(-1px)}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin:1.6em 0 0}
.cta.ghost{background:transparent;color:var(--ink);border:1px solid var(--rule);box-shadow:none}
.cta.ghost:hover{border-color:var(--accent);background:transparent;color:var(--accent)}

.grid{display:grid;gap:clamp(18px,3vw,30px)}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{
  border:1px solid var(--rule);border-radius:10px;padding:clamp(18px,2.5vw,26px);
  background:var(--soft);transition:transform .3s ease, border-color .3s ease;
}
.card:hover{transform:translateY(-2px);border-color:var(--accent)}
.card h3{margin-top:0}
.card p{color:var(--mid);font-size:15px}
.card a.more{font-size:14px;font-weight:500;color:var(--accent);text-decoration:none;display:inline-block;margin-top:.6em}
.card a.more:hover{color:var(--accent2)}

.callout{
  background:linear-gradient(160deg,var(--soft) 0%,rgba(34,211,238,0.05) 100%);
  border:1px solid var(--rule);border-radius:12px;
  padding:clamp(22px,3.5vw,34px);margin:clamp(28px,5vw,52px) 0;
}
.callout h2{margin-top:0}
.callout .pill{display:inline-block;background:rgba(34,211,238,.12);color:var(--accent);font:500 12px/1 'IBM Plex Mono',monospace;text-transform:uppercase;letter-spacing:.15em;padding:6px 10px;border-radius:4px;margin-bottom:1em}

.fact{display:grid;grid-template-columns:auto 1fr;gap:14px 18px;align-items:baseline;margin:.6em 0}
.fact strong{font-family:'Source Serif 4',serif;font-size:clamp(28px,3.4vw,38px);font-weight:600;color:var(--accent);line-height:1}
.fact span{color:var(--mid);font-size:14px}

footer.site{border-top:1px solid var(--rule);padding:clamp(36px,5vw,60px) 0 clamp(28px,4vw,44px);margin-top:clamp(40px,6vw,76px);background:var(--soft)}
footer .row{display:grid;gap:clamp(18px,3vw,32px);grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-bottom:24px}
footer h4{font:600 13px/1 'IBM Plex Mono',monospace;text-transform:uppercase;letter-spacing:.1em;color:var(--ink);margin-bottom:.8em}
footer a{display:block;color:var(--mid);font-size:14px;padding:6px 0;text-decoration:none;min-height:44px;display:flex;align-items:center}
footer a:hover{color:var(--accent)}
footer .legal{border-top:1px solid var(--rule);padding-top:16px;color:var(--mid);font-size:12px}

@media (max-width:640px){
  header.site .row{justify-content:flex-start}
  header nav{width:100%;justify-content:flex-start;overflow-x:auto;padding-bottom:2px}
  h1{font-size:clamp(28px,8vw,36px)}
  .lede{font-size:17px}
  .fact{grid-template-columns:1fr;gap:4px}
  .fact strong{font-size:28px}
}
@media (min-width:641px) and (max-width:1024px){
  .grid-2{grid-template-columns:1fr 1fr}
}
@media (min-width:1025px){
  .grid-3{grid-template-columns:repeat(3,1fr)}
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}