:root { --paper:#f6f7f6; --ink:#182e46; --body:#3c5062; --primary:#30476f; --trace:#a3afba; --trace-strong:#65788b; --muted:#606f7d; --accent:#354783; --rule:#d3d9de; --selection:#dbe2e9; --lead:#2d4155; }
* { box-sizing:border-box; }
html {scroll-behavior:smooth;}
body { margin:0; background:var(--paper); color:var(--ink); font-family:Inter,system-ui,sans-serif; -webkit-font-smoothing:antialiased; }
body::selection, ::selection {background:var(--selection);color:var(--ink);}
a {color:inherit; text-underline-offset:4px;}
a:focus-visible,summary:focus-visible {outline:2px solid var(--accent);outline-offset:5px;}
.page-shell {position:relative; overflow:hidden; min-height:100vh;}
.wrap { width:min(1200px,calc(100% - 112px)); margin-inline:auto; }
.circuit-layer {position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:1;overflow:visible;}
.circuit-layer .wire, .mobile-track .wire {fill:none;stroke:var(--trace);stroke-width:1.75;stroke-linejoin:round;stroke-linecap:round;vector-effect:non-scaling-stroke;}
.circuit-layer .terminal, .mobile-track .terminal {fill:var(--paper);stroke:var(--trace-strong);stroke-width:1.75;vector-effect:non-scaling-stroke;}
.circuit-layer .branch-node, .mobile-track .branch-node {fill:var(--trace-strong);}
.site-head {position:relative;z-index:2;min-height:245px;padding-top:28px;display:flex;justify-content:space-between;align-items:flex-start;}
.brand {display:flex;flex-direction:column;align-items:flex-start;width:290px;text-decoration:none;position:relative;z-index:3;}
.brand-svg {display:block;width:282px;height:auto;overflow:visible;}
.brand-caption {display:block;margin:1px 0 0 8px;font-size:var(--text-caption);letter-spacing:.025em;color:var(--muted);}
.brand-svg .ai_letters_style {fill:var(--primary);}
.brand-svg .onderwijs_style {fill:var(--ink);}
.brand-svg .circuitlijn {fill:none;stroke:var(--primary);stroke-width:3.2;stroke-linecap:round;stroke-linejoin:round;}
.brand-svg .circuitgaatje {fill:var(--paper);stroke:var(--primary);stroke-width:3.2;}
.site-nav {display:flex;gap:30px;align-items:center;margin-top:16px;}
.site-nav a {font-size:var(--text-ui);text-decoration:none;font-weight:500;color:var(--ink);transition:color .2s ease;}
.site-nav a:hover,.text-link:hover {color:var(--accent);}
.site-nav .nav-highlight {border-bottom:1px solid var(--ink);padding-bottom:5px;}
.site-note {position:relative;z-index:2;display:flex;justify-content:flex-end;margin-top:-32px;color:var(--muted);font-size:var(--text-meta);letter-spacing:.025em;}
.editorial {position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,3fr) minmax(0,2fr);column-gap:clamp(56px,6vw,104px);padding-top:62px;padding-bottom:140px;align-items:start;}
.feature {max-width:700px;}
.feature h1 {font-family:'EB Garamond',Georgia,serif;font-size:clamp(49.6px,4.8vw,72.8px);font-weight:400;letter-spacing:-.028em;line-height:.98;max-width:630px;margin:0 0 25px;}
.feature h1 em {font-weight:400;color:var(--primary);}
.feature .meta {display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:28px;color:var(--muted);font-size:var(--text-meta);letter-spacing:.035em;}
.meta .bullet {width:3px;height:3px;border-radius:50%;background:var(--accent);}
.feature p {font-family:'EB Garamond',Georgia,serif;font-size:var(--text-body);line-height:1.55;color:var(--body);margin:0 0 22px;max-width:32em;}
.feature p.lead {font-size:var(--text-body);color:var(--lead);line-height:1.55;}
.feature details {margin-top:31px;}
.feature summary {display:inline-flex;align-items:center;gap:14px;color:var(--accent);font-size:var(--text-ui);font-weight:600;cursor:pointer;list-style:none;}
.feature summary::-webkit-details-marker {display:none;}
.feature summary .arrow {display:inline-block;transition:transform .2s ease;font-size:20px;font-weight:400;line-height:1;}
.feature details[open] summary .arrow {transform:rotate(90deg);}
.feature .continuation {padding-top:30px;}
.feature .continuation p {font-size:var(--text-body);}
.archive {position:relative;padding-left:52px;padding-top:5px;min-width:0;}
.archive h2 {font-family:'EB Garamond',Georgia,serif;font-size:var(--text-section);font-weight:400;line-height:1.1;margin:0 0 17px;letter-spacing:-.02em;}
.archive .archive-intro {color:var(--muted);font-size:var(--text-ui);line-height:1.65;max-width:280px;margin:0 0 44px;}
.archive-list {list-style:none;margin:0;padding:0;}
.archive-entry {margin:0 0 45px;padding:0;position:relative;}
.archive-entry:last-child {margin-bottom:27px;}
.archive-entry h3 {font-family:'EB Garamond',Georgia,serif;font-weight:500;font-size:var(--text-subheading);line-height:1.12;letter-spacing:-.005em;margin:8px 0 0;}
.archive-entry .entry-meta {display:flex;flex-wrap:wrap;gap:9px;font-size:var(--text-meta);color:var(--muted);letter-spacing:.04em;}
.archive-entry .kind {color:var(--accent);font-weight:600;}
.archive-entry details summary {cursor:pointer;list-style:none;}
.archive-entry details summary::-webkit-details-marker {display:none;}
.archive-entry details summary:hover h3 {color:var(--accent);}
.archive-entry .entry-excerpt {margin:15px 0 0;font-size:var(--text-ui);line-height:1.65;color:var(--body);max-width:34ch;}
.archive .archive-foot {color:var(--accent);font-size:var(--text-ui);text-decoration:none;font-weight:600;border-bottom:1px solid var(--trace-strong);padding-bottom:4px;display:inline-block;}
.archive .mobile-track {display:none;}
.lower-rule {position:relative;z-index:2;border-top:1px solid var(--rule);}
.about {position:relative;z-index:2;display:grid;grid-template-columns:3fr 2fr;gap:clamp(56px,6vw,104px);padding-top:39px;padding-bottom:62px;}
.about h2 {font-family:'EB Garamond',Georgia,serif;font-size:var(--text-section);font-weight:400;line-height:1.1;margin:0;}
.about p {font-size:var(--text-ui);line-height:1.75;margin:0;max-width:52ch;color:var(--body);}
.site-footer {position:relative;z-index:2;padding-bottom:26px;display:flex;gap:16px;justify-content:space-between;font-size:var(--text-meta);color:var(--muted);}
@media(max-width:950px) {
  .wrap {width:min(100% - 72px,1200px);}
  .site-head {min-height:230px;}
  .editorial {column-gap:44px;}
  .archive {padding-left:37px;}
  .feature h1 {font-size:clamp(46.4px,5.44vw,62.4px);}
  .archive-entry h3 {font-size:var(--text-subheading);}
}
@media(max-width:700px) {
  .wrap {width:calc(100% - 42px);}
  .site-head {min-height:auto;padding-top:16px;padding-bottom:47px;display:block;}
  .brand {width:252px;max-width:100%;}
  .brand-svg {width:min(252px,100%);}
  .brand-caption {font-size:var(--text-caption);margin-top:-1px;}
  .site-nav {gap:28px;margin-top:27px;border-top:1px solid var(--rule);padding-top:15px;}
  .site-nav a {font-size:var(--text-ui);}
  .site-note {display:none;}
  .circuit-layer {display:none;}
  .editorial {display:block;padding-top:12px;padding-bottom:76px;}
  .feature h1 {font-size:clamp(44.8px,10.72vw,60px);max-width:550px;}
  .feature p {font-size:var(--text-body);line-height:1.55;}
  .feature p.lead {font-size:var(--text-body);}
  .feature .meta {margin-bottom:25px;}
  .archive {margin-top:83px;border-top:1px solid var(--rule);padding:33px 0 0 46px;}
  .archive h2 {font-size:var(--text-section);}
  .archive .archive-intro {margin-bottom:36px;}
  .archive-entry {margin-bottom:32px;}
  .archive-entry h3 {font-size:var(--text-subheading);}
  .archive .mobile-track {display:block;position:absolute;left:4px;top:40px;width:35px;height:calc(100% - 94px);overflow:visible;}
  .about {display:block;padding-top:33px;padding-bottom:47px;}
  .about h2 {margin-bottom:13px;}
  .site-footer {flex-direction:column;gap:6px;}
}
@media(prefers-reduced-motion:reduce) {html{scroll-behavior:auto;}.feature summary .arrow {transition:none;}}