/* Passie voor Vloeren: light theme, square corners, doorsnede layout with a layers sidebar */
:root{--bg:#FBF9F4;--surface:#FFFFFF;--ink:#1E1B18;--muted:#6B645C;--line:#E3DDD2;--heat:#D4470C;--heat-2:#F2813B;--heat-soft:#FCEBDD;--cool:#2F6F8F;--w:760px;--side:272px}
*{box-sizing:border-box;border-radius:0}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.65 "Public Sans",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--heat);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--ink)}
img{max-width:100%;height:auto}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:8px 12px;z-index:9}
.skip:focus{left:0}
h1,h2,h3{font-family:"Archivo",system-ui,sans-serif;font-stretch:90%;letter-spacing:-.01em;line-height:1.15;margin:0}
.shell{display:grid;grid-template-columns:var(--side) minmax(0,1fr);min-height:100vh}
.side{min-width:0;position:sticky;top:0;align-self:start;height:100vh;overflow:auto;border-right:1px solid var(--line);background:var(--surface);padding:24px 20px;display:flex;flex-direction:column;gap:16px}
.logo{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;font:800 17px/1.1 "Archivo",sans-serif;font-stretch:80%;white-space:nowrap}
.logo img{display:block}
.side-tag{margin:0;font-size:13.5px;line-height:1.5;color:var(--muted)}
.side-h{font:500 12px/1 "IBM Plex Mono",monospace;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 10px}
.layers ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.layers li{border-top:1px solid var(--line)}
.layers li:last-child{border-bottom:1px solid var(--line)}
.layers a{display:grid;grid-template-columns:34px 1fr;gap:6px;align-items:baseline;padding:10px 0 10px 12px;color:var(--ink);text-decoration:none;border-left:6px solid var(--lc,var(--heat-2));font-size:15px;line-height:1.3;font-weight:500}
.layers a b{font:500 12px "IBM Plex Mono",monospace;color:var(--muted)}
.layers a:hover,.layers a[aria-current]{background:var(--heat-soft)}
.layers a[aria-current]{font-weight:600}
.side-foot{margin:auto 0 0;font-size:14px}
.l1{--lc:#F6C28B}.l2{--lc:#F2A25E}.l3{--lc:#F2813B}.l4{--lc:#E5622A}.l5{--lc:#D4470C}.l6{--lc:#A93A0E}.l7{--lc:#7C2D12}
.main-col{min-width:0;max-width:100vw;display:flex;flex-direction:column}
main{flex:1;padding:0 clamp(16px,4vw,56px)}
.eyebrow{font:500 12.5px/1 "IBM Plex Mono",monospace;text-transform:uppercase;letter-spacing:.09em;color:var(--heat);margin:0 0 14px}
.eyebrow a{color:inherit;text-decoration:none}
.lead{font-size:19px;line-height:1.6;color:#3a352f;max-width:62ch;margin:14px 0 0}
.hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:40px;align-items:center;padding:56px 0 40px;border-bottom:1px solid var(--line)}
.hero h1{font-size:clamp(32px,4.4vw,52px);font-weight:800}
.hero-facts{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:8px;font-size:15.5px}
.hero-facts li{padding-left:22px;position:relative}
.hero-facts li::before{content:"";position:absolute;left:0;top:.62em;width:12px;height:3px;background:var(--heat)}
.hero-fig{margin:0;border:1px solid var(--line);background:var(--bg)}
.hero-fig img{display:block;width:100%}
.block{padding:44px 0 8px}
.sec-head{display:flex;flex-wrap:wrap;gap:6px 24px;align-items:baseline;justify-content:space-between;margin-bottom:18px;border-bottom:2px solid var(--ink);padding-bottom:10px}
.sec-head h2{font-size:26px;font-weight:800}
.sec-head p{margin:0;color:var(--muted);font-size:15px}
.start-list,.rows{list-style:none;margin:0;padding:0}
.start-list li{border-bottom:1px solid var(--line)}
.start-list a{display:grid;grid-template-columns:40px 1fr auto;gap:12px;align-items:baseline;padding:14px 4px;color:var(--ink);text-decoration:none}
.start-list a:hover{background:var(--heat-soft)}
.start-list .n,.rows .n{font:500 13px "IBM Plex Mono",monospace;color:var(--heat)}
.start-list .t{font:700 18px/1.3 "Archivo",sans-serif;font-stretch:92%}
.start-list .m,.rows .m{font:400 12.5px "IBM Plex Mono",monospace;color:var(--muted);white-space:nowrap}
.layer-list{display:flex;flex-direction:column;gap:0}
.layer{border:1px solid var(--line);border-left:10px solid var(--lc);background:var(--surface);margin-bottom:-1px}
.layer summary{display:grid;grid-template-columns:44px 1fr auto;gap:10px;align-items:baseline;padding:16px 18px;cursor:pointer;list-style:none}
.layer summary::-webkit-details-marker{display:none}
.layer summary::after{content:"+";grid-column:4;font:500 20px "IBM Plex Mono",monospace;color:var(--heat);margin-left:8px}
.layer[open] summary::after{content:"\2212"}
.layer .ln{font:500 13px "IBM Plex Mono",monospace;color:var(--muted)}
.layer .lname{font:800 21px/1.2 "Archivo",sans-serif;font-stretch:90%}
.layer .lcount{font:400 12.5px "IBM Plex Mono",monospace;color:var(--muted)}
.layer-body{padding:0 18px 18px 72px}
.layer-body p{margin:0 0 10px;color:#3a352f}
.layer-body ul{margin:0 0 12px;padding:0;list-style:none;border-top:1px solid var(--line)}
.layer-body li{border-bottom:1px solid var(--line)}
.layer-body li a{display:block;padding:9px 0;color:var(--ink);text-decoration:none;font-weight:500;font-size:16px;line-height:1.4}
.layer-body li a:hover{color:var(--heat)}
.layer-body .more{font-size:15px}
.cat-head,.art-head{padding:48px 0 28px;border-bottom:1px solid var(--line);position:relative}
.cat-head::before,.art-head::before{content:"";position:absolute;left:0;top:0;width:96px;height:8px;background:var(--lc,var(--heat))}
.cat-head h1,.art-head h1{font-size:clamp(28px,3.8vw,44px);font-weight:800;max-width:24ch}
.art-head h1{max-width:28ch;font-size:clamp(26px,3.4vw,40px)}
.crumbs{font:400 12.5px "IBM Plex Mono",monospace;color:var(--muted);margin-bottom:22px}
.crumbs a{color:var(--muted)}
.art-meta{display:flex;flex-wrap:wrap;gap:4px 22px;margin:16px 0 0;font:400 12.5px "IBM Plex Mono",monospace;color:var(--muted)}
.rows li{border-bottom:1px solid var(--line)}
.rows a{display:grid;grid-template-columns:40px 1fr auto;gap:12px;padding:18px 4px;text-decoration:none;color:var(--ink)}
.rows a:hover{background:var(--heat-soft)}
.rows .t{display:block;font:700 19px/1.3 "Archivo",sans-serif;font-stretch:92%}
.rows .s{display:block;margin-top:5px;font-size:15px;line-height:1.5;color:var(--muted)}
.catnav ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:0}
.catnav a{display:block;border:1px solid var(--line);background:var(--surface);padding:7px 12px;font-size:14.5px;text-decoration:none;color:var(--ink)}
.catnav a:hover{border-color:var(--heat);color:var(--heat)}
.art-grid{display:grid;grid-template-columns:minmax(0,var(--w)) 230px;gap:56px;padding-top:32px}
.tldr{background:var(--heat-soft);border-left:6px solid var(--heat);padding:18px 22px;margin:0 0 30px}
.tldr p{margin:0}
.tldr .tldr-h{font:500 12px "IBM Plex Mono",monospace;text-transform:uppercase;letter-spacing:.08em;color:var(--heat);margin-bottom:6px}
.prose h2{font-size:27px;font-weight:800;margin:44px 0 12px;padding-top:16px;border-top:1px solid var(--line);scroll-margin-top:16px}
.prose h3{font-size:20px;font-weight:700;margin:28px 0 8px}
.prose p{margin:0 0 16px}
.prose ul,.prose ol{padding-left:22px;margin:0 0 18px}
.prose li{margin-bottom:6px}
.prose strong{font-weight:600}
.prose table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;line-height:1.45;background:var(--surface);display:block;overflow-x:auto}
.prose thead th{background:var(--ink);color:#fff;font:500 12.5px "IBM Plex Mono",monospace;text-transform:uppercase;letter-spacing:.04em;text-align:left;padding:10px 12px}
.prose td,.prose th{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
.prose tbody tr:nth-child(even){background:#FAF6EE}
.prose tbody th{font-weight:600}
.faq{margin-top:48px;border-top:2px solid var(--ink);padding-top:8px}
.faq h2{font-size:26px;font-weight:800;margin:18px 0 10px}
.qa{border-left:4px solid var(--heat-2);padding:4px 0 4px 18px;margin:18px 0}
.qa h3{font-size:18px;font-weight:700;margin:0 0 6px}
.qa p{margin:0}
.rail{position:sticky;top:24px;align-self:start;font-size:14.5px;line-height:1.45}
.toc{list-style:none;margin:0 0 24px;padding:0;border-left:2px solid var(--line)}
.toc li{margin:0}
.toc a{display:block;padding:7px 0 7px 14px;color:var(--ink);text-decoration:none}
.toc a:hover{color:var(--heat);background:var(--heat-soft)}
.foot{margin-top:72px;border-top:1px solid var(--ink);background:var(--surface);padding:32px clamp(16px,4vw,56px) 24px}
.foot-grid{display:grid;grid-template-columns:2fr 1.4fr 1fr;gap:32px}
.foot p{margin:0;font-size:14.5px}
.foot-h{font:500 12px "IBM Plex Mono",monospace;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:10px!important}
.foot ul{list-style:none;margin:0;padding:0;font-size:14.5px}
.foot li{margin-bottom:6px}
.foot-base{margin-top:26px!important;color:var(--muted);font-size:13px!important}
.about{max-width:var(--w)}
@media (max-width:1100px){.art-grid{grid-template-columns:minmax(0,1fr)}.rail{position:static;order:-1;border:1px solid var(--line);background:var(--surface);padding:16px}.toc{margin-bottom:14px}}
@media (max-width:980px){
  .shell{grid-template-columns:minmax(0,1fr)}
  .side{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line);padding:16px;gap:12px}
  .side-tag,.side-foot{display:none}
  .layers ol{flex-direction:row;overflow-x:auto;gap:0}
  .layers li{border:0!important;flex:0 0 auto}
  .layers a{border-left:0;border-top:5px solid var(--lc);padding:8px 14px 8px 10px;white-space:nowrap}
  .layers .side-h{display:none}
  .hero{grid-template-columns:1fr;padding-top:32px}
  .foot-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
  body{font-size:16px}
  .start-list a,.rows a{grid-template-columns:30px 1fr}
  .start-list .m,.rows .m{grid-column:2}
  .layer summary{grid-template-columns:34px 1fr}
  .layer summary::after{grid-column:auto;display:none}
  .layer .lcount{grid-column:2}
  .layer-body{padding:0 14px 16px 14px}
  .sec-head h2{font-size:22px}
  .prose h2{font-size:23px}
}

.photo{margin:24px 0 0;border:1px solid var(--line);background:var(--surface)}
.photo img{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:cover}
.art-photo{max-width:var(--w);margin:28px 0 0}
.hero-fig img{aspect-ratio:3/2;object-fit:cover}
.cat-head .photo{max-width:760px}
.doorsnede{margin:0 0 20px;border:1px solid var(--line);background:var(--bg);max-width:560px}
.doorsnede img{display:block;width:100%}
.cat-thumb{display:block;width:100%;max-width:420px;height:auto;aspect-ratio:3/2;object-fit:cover;border:1px solid var(--line);margin:0 0 14px}