:root{
  --navy:#12324a; --navy-2:#1d4a6b; --water:#2f7ea6; --sand:#f4efe6; --paper:#ffffff;
  --ink:#1c2630; --muted:#5b6873; --line:#dfe4e8; --accent:#c8742f; --warn-bg:#fff4e5; --warn:#8a4b0f;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Source Sans 3",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;font-size:17px;line-height:1.6;color:var(--ink);background:var(--sand)}
a{color:var(--water)}
a:hover{color:var(--navy)}
img{max-width:100%;height:auto;display:block}

/* Header */
.topbar{background:var(--navy);color:#fff;font-size:15px}
.topbar .wrap{display:flex;gap:20px;justify-content:flex-end;flex-wrap:wrap;padding:6px 16px}
.topbar a{color:#fff;text-decoration:none}
.topbar a:hover{text-decoration:underline}
header.site{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 16px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--navy)}
.brand img{height:56px;width:auto}
.brand span{font-family:"Source Serif 4",Georgia,serif;font-weight:600;font-size:21px;line-height:1.15}
.brand small{display:block;font-family:"Source Sans 3",sans-serif;font-weight:400;font-size:13px;color:var(--muted)}
.wrap{max-width:1140px;margin:0 auto}

nav.main ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:2px}
nav.main li{position:relative}
nav.main a{display:block;padding:8px 11px;border-radius:6px;text-decoration:none;color:var(--navy);font-weight:600;font-size:15.5px}
nav.main a:hover,nav.main a[aria-current="page"],nav.main li.active>a{background:#e7eff5}
nav.main ul ul{display:none;position:absolute;top:100%;left:0;min-width:260px;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 24px rgba(18,50,74,.12);padding:6px;flex-direction:column}
nav.main li:hover>ul,nav.main li:focus-within>ul{display:flex}
nav.main ul ul a{font-weight:500}
.menu-toggle{display:none}
.menu-btn{display:none;cursor:pointer;padding:8px 12px;border:1px solid var(--line);border-radius:6px;color:var(--navy);font-weight:600}

/* Hero */
.hero{position:relative;height:260px;background:var(--navy-2) url("img/header_zomer.jpg") center/cover no-repeat}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,50,74,.05),rgba(18,50,74,.55))}
.hero .wrap{position:relative;z-index:1;height:100%;display:flex;align-items:flex-end;padding:0 16px 24px}
.hero h1{margin:0;color:#fff;font-family:"Source Serif 4",Georgia,serif;font-size:40px;line-height:1.15;text-shadow:0 2px 12px rgba(0,0,0,.35)}

/* Layout */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;padding:28px 16px 48px}
main{background:var(--paper);border-radius:12px;padding:28px 32px;border:1px solid var(--line);min-width:0}
main h2{font-family:"Source Serif 4",Georgia,serif;color:var(--navy);font-size:25px;margin:30px 0 10px;line-height:1.25}
main h2:first-child{margin-top:0}
main h3{color:var(--navy);font-size:19px;margin:22px 0 6px}
main p{margin:0 0 14px}
main ul{padding-left:22px}
.lead{font-size:19px;color:#33414d}
.notice{background:var(--warn-bg);border-left:4px solid var(--accent);padding:14px 18px;border-radius:6px;margin:18px 0;color:var(--warn)}
.notice strong{color:#6d3a08}
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:16px 0 22px}
.card{border:1px solid var(--line);border-radius:10px;padding:16px 18px;background:#fbfcfd}
.card h3{margin:0 0 6px;font-size:17px}
.card .big{font-size:24px;font-weight:700;color:var(--navy)}
.card p{margin:0;color:var(--muted);font-size:15.5px}
table{width:100%;border-collapse:collapse;margin:12px 0 18px;font-size:16px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:#eef3f7;color:var(--navy)}
.table-wrap{overflow-x:auto}
dl.facts{display:grid;grid-template-columns:max-content 1fr;gap:6px 18px;margin:10px 0 18px}
dl.facts dt{font-weight:600;color:var(--navy)}
dl.facts dd{margin:0}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--navy);color:#fff;text-decoration:none;padding:11px 18px;border-radius:8px;font-weight:600}
.btn:hover{background:var(--navy-2);color:#fff}
.btn.ghost{background:#fff;color:var(--navy);border:1px solid var(--navy)}
.btn.ghost:hover{background:#e7eff5;color:var(--navy)}
.form-list{display:grid;gap:14px;margin:16px 0 24px}
.form-item{border:1px solid var(--line);border-radius:10px;padding:18px 20px;display:flex;justify-content:space-between;gap:18px;align-items:center;flex-wrap:wrap}
.form-item h3{margin:0 0 4px}
.form-item p{margin:0;color:var(--muted)}
.people{display:grid;gap:12px;margin:10px 0 20px}
.person{border-left:3px solid var(--water);padding:4px 0 4px 14px}
.person strong{color:var(--navy)}
article.archive{border-top:1px solid var(--line);padding-top:18px;margin-top:22px}
article.archive .date{color:var(--muted);font-size:15px;margin-bottom:4px}
.caps{text-transform:none}

/* Sidebar */
aside .box{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-bottom:18px}
aside h2{font-family:"Source Serif 4",Georgia,serif;font-size:19px;color:var(--navy);margin:0 0 10px}
aside p{margin:0 0 8px;font-size:15.5px}
aside .gallery{display:grid;grid-template-columns:1fr 1fr;gap:6px}
aside .gallery img{border-radius:6px;aspect-ratio:4/3;object-fit:cover;width:100%;background:#dbe5ec}

/* Footer */
footer.site{background:var(--navy);color:#d7e2ea;font-size:15.5px}
footer.site .wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px;padding:32px 16px}
footer.site h2{color:#fff;font-size:17px;margin:0 0 8px}
footer.site a{color:#fff}
footer.site p{margin:0 0 6px}
.copy{border-top:1px solid rgba(255,255,255,.15);text-align:center;padding:14px 16px;font-size:14px;color:#aebfcc}

@media (max-width:960px){
  .layout{grid-template-columns:1fr}
  .menu-btn{display:inline-block}
  nav.main{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);padding:8px 16px 14px}
  .menu-toggle:checked ~ nav.main{display:block}
  nav.main ul{flex-direction:column}
  nav.main ul ul{display:flex;position:static;box-shadow:none;border:0;padding:0 0 0 14px;min-width:0}
  header.site .wrap{position:relative}
}
@media (max-width:600px){
  body{font-size:16px}
  main{padding:20px 18px}
  .hero{height:190px}
  .hero h1{font-size:30px}
  .brand img{height:44px}
  .brand span{font-size:18px}
  dl.facts{grid-template-columns:1fr}
  dl.facts dd{margin-bottom:8px}
}
@media print{
  .topbar,header.site nav,.menu-btn,aside,.hero{display:none}
  main{border:0}
}