:root{--navy:#0b1a3c;--blue:#0a84ff;--violet:#7c3aed;--muted:#5b6785;--bg:#ffffff;--card:#f3f6fd;--line:#dbe3f5}
*{box-sizing:border-box}
html,body{margin:0}
body{font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--navy);background:var(--bg);
  background-image:radial-gradient(60rem 30rem at 85% -10%,rgba(124,58,237,.10),transparent 60%),radial-gradient(50rem 28rem at -10% 110%,rgba(10,132,255,.12),transparent 60%)}
header{max-width:46rem;margin:0 auto;padding:1.5rem 16px 0}
header img{width:min(15rem,60%);height:auto;display:block}
main{max-width:46rem;margin:0 auto;padding:1rem 16px 3rem}
h1{font-size:clamp(1.6rem,4.5vw,2.3rem);line-height:1.2;margin:1.5rem 0 .5rem;letter-spacing:-.01em}
h1 span{background:linear-gradient(90deg,var(--blue),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}
h2{font-size:1.25rem;margin:2.2rem 0 .6rem}
p{margin:.5rem 0}
.muted{color:var(--muted);font-size:.95rem}
.btn{display:inline-block;margin:1rem 0 .25rem;padding:.85rem 1.7rem;border-radius:999px;color:#fff;text-decoration:none;font-weight:600;background:linear-gradient(90deg,var(--blue),var(--violet));box-shadow:0 6px 20px rgba(10,132,255,.25);transition:transform .15s,box-shadow .15s}
.btn:hover,.btn:focus-visible{transform:translateY(-2px);box-shadow:0 10px 26px rgba(124,58,237,.3)}
ol{padding-left:1.3rem;margin:.5rem 0}
li{margin:.55rem 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:1rem 1.2rem;margin:1rem 0}
code{background:#e8edfb;padding:.1em .4em;border-radius:5px;font-size:.92em;white-space:nowrap}
code.hash{white-space:normal;word-break:break-all}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media (max-width:620px){.cols{grid-template-columns:1fr}}
footer{max-width:46rem;margin:0 auto;padding:1rem 16px 2rem;font-size:.9rem;color:var(--muted)}
footer a{color:inherit}
@media (prefers-reduced-motion:reduce){.btn{transition:none}}
/* gedeeld door alle pagina's */
.hero{text-align:center}
.hero .logo{width:min(34rem,100%);height:auto}
.hero h1{margin-top:2rem}
.hero p.lead{color:var(--muted);margin:.5rem auto 1.5rem;max-width:36rem}
.nav{display:flex;flex-wrap:wrap;gap:.4rem 1.2rem;justify-content:center;margin:.4rem 0}
a{color:#2a5bd7}
.card h2{margin-top:0}