/*
Theme Name: Oefenband Kenniscentrum 2026
Theme URI: https://www.oefenband.nl/
Author: FRAMO sport B.V.
Description: Mobile-first kenniscentrum voor oefenbanden, tubing en Tube Loops.
Version: 3.0.2
Text Domain: oefenband-kenniscentrum
*/

:root{
  --green:#2ecc71;
  --green-dark:#147b43;
  --ink:#10231a;
  --ink-2:#263b31;
  --muted:#5d6f65;
  --bg:#f7fbf8;
  --bg-soft:#eef9f2;
  --surface:#ffffff;
  --line:#dbe9df;
  --warn:#fff8e8;
  --max:1180px;
  --article:900px;
  --radius:22px;
  --shadow:0 16px 40px rgba(16,35,26,.08);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.7 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased}
a{color:var(--green-dark);text-underline-offset:3px}
a:hover{color:#0d5e31}
img{max-width:100%;height:auto}
.wrap{width:min(calc(100% - 30px),var(--max));margin-inline:auto}

.skip-link{position:absolute;left:-9999px;top:8px;background:#fff;color:var(--ink);padding:10px 14px;border-radius:10px;z-index:99}
.skip-link:focus{left:12px}

.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{font-weight:950;letter-spacing:-.025em;text-decoration:none;color:var(--ink);font-size:1.08rem}
.brand-mark{display:inline-block;width:12px;height:12px;border-radius:50%;background:var(--green);margin-right:9px;vertical-align:1px}
.menu{display:flex;align-items:center;gap:20px}
.menu a{text-decoration:none;font-weight:750;color:var(--ink);font-size:.95rem}
.menu a:hover{color:var(--green-dark)}
.mobile-nav{display:none;position:relative}
.mobile-nav summary{list-style:none;cursor:pointer;font-weight:800;border:1px solid var(--line);border-radius:12px;padding:9px 12px}
.mobile-nav summary::-webkit-details-marker{display:none}
.mobile-panel{position:absolute;right:0;top:48px;width:min(280px,calc(100vw - 32px));padding:10px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
.mobile-panel a{display:block;padding:10px 8px;text-decoration:none;font-weight:750;color:var(--ink);border-radius:8px}
.mobile-panel a:hover{background:var(--bg-soft)}

.hero{padding:76px 0 66px;background:radial-gradient(circle at 88% 12%,rgba(46,204,113,.13),transparent 34%),linear-gradient(145deg,#effbf4 0%,#fff 72%)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);gap:44px;align-items:center}
.eyebrow,.kicker{display:inline-block;font-size:.76rem;font-weight:900;text-transform:uppercase;letter-spacing:.09em;color:var(--green-dark)}
h1,h2,h3{letter-spacing:-.025em;color:var(--ink)}
h1{font-size:clamp(2.65rem,6.2vw,5.1rem);line-height:.98;margin:.26em 0 .28em;font-weight:950;max-width:920px}
h2{font-size:clamp(1.85rem,3.4vw,2.8rem);line-height:1.08;margin:0 0 .55em;font-weight:900}
h3{font-size:1.2rem;line-height:1.25;margin:0 0 .45em}
p{margin:.55em 0 1em}.lead{font-size:clamp(1.08rem,1.8vw,1.23rem);line-height:1.65;color:#405248;max-width:760px}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 17px;border-radius:13px;background:var(--ink);color:#fff;text-decoration:none;font-weight:850;border:1px solid var(--ink);transition:.18s ease}
.btn:hover{transform:translateY(-1px);color:#fff;box-shadow:0 8px 20px rgba(16,35,26,.12)}
.btn.alt{background:#fff;color:var(--ink)}
.btn.alt:hover{color:var(--ink)}

.quick-card,.card,.topic-card,.trust-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 1px 0 rgba(16,35,26,.02)}
.quick-card{padding:26px;box-shadow:var(--shadow)}
.quick-card h2{font-size:2rem;margin-top:.25em}
.quick-list{display:grid;gap:12px;margin-top:18px}
.quick-row{display:grid;grid-template-columns:38px 1fr;gap:12px;align-items:start}
.quick-icon{width:38px;height:38px;border-radius:12px;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;font-weight:950;color:var(--green-dark)}
.quick-row p{margin:0;color:var(--muted)}

.section{padding:72px 0}.section.compact{padding:52px 0}.altbg{background:var(--bg)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:24px}.section-head p{max-width:660px;color:var(--muted);margin:0}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{padding:24px}.card p{color:var(--muted)}.card a{font-weight:800}
.card .meta{font-size:.88rem;color:var(--green-dark);font-weight:800;margin-bottom:7px}
.card strong{color:var(--ink)}
.topic-card{display:block;padding:24px;text-decoration:none;color:var(--ink);transition:.18s ease}.topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);color:var(--ink)}.topic-card p{color:var(--muted)}

.size-badge{display:inline-flex;align-items:center;justify-content:center;min-width:58px;height:58px;padding:0 12px;border-radius:18px;background:var(--bg-soft);font-weight:950;font-size:1.12rem;color:var(--green-dark);margin-bottom:14px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.chip{display:inline-flex;align-items:center;gap:7px;padding:7px 10px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink-2);font-size:.9rem;font-weight:750}
.color-dot{width:12px;height:12px;border-radius:50%;display:inline-block;border:1px solid rgba(0,0,0,.12)}
.dot-peach{background:#f5c7a6}.dot-orange{background:#f28b3a}.dot-lime{background:#8ecf54}.dot-blue{background:#5a79c9}.dot-black{background:#202020}

.tip{position:relative;border-left:5px solid var(--green);padding:20px 22px;background:var(--bg-soft);border-radius:0 16px 16px 0;margin:28px 0}.tip strong{display:block;margin-bottom:4px}.tip p:last-child{margin-bottom:0}
.note{padding:18px 20px;background:var(--warn);border:1px solid #f1dfaa;border-radius:16px}

.article{width:min(calc(100% - 30px),var(--article));margin-inline:auto;padding:46px 0 78px}.article h1{font-size:clamp(2.5rem,5.2vw,4.35rem);line-height:1.02;margin:.28em 0}.article .intro{font-size:1.15rem;color:#43564b;margin-bottom:28px}.article h2{margin-top:44px}.article h3{margin-top:28px}.article ul,.article ol{padding-left:1.35rem}.article li{margin:.45em 0}
.breadcrumbs{font-size:.88rem;color:var(--muted);margin-bottom:16px}.breadcrumbs a{color:var(--muted)}
.page-index{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:26px 0 10px}.page-index a{display:block;padding:13px 15px;border:1px solid var(--line);border-radius:14px;text-decoration:none;font-weight:800;background:#fff}

.table{overflow:auto;border:1px solid var(--line);border-radius:17px;margin:20px 0;background:#fff}table{border-collapse:collapse;width:100%;min-width:650px}th,td{padding:14px 15px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:#eef9f2;font-weight:850}tr:last-child td{border-bottom:0}

.faq{margin-top:50px}.faq details{padding:16px 0;border-top:1px solid var(--line)}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{font-weight:850;cursor:pointer;list-style:none;padding-right:30px;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";position:absolute;right:4px;top:-2px;font-size:1.35rem;color:var(--green-dark)}.faq details[open] summary:after{content:"–"}.faq p{color:var(--muted);padding-right:24px}
.updated{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:24px;color:var(--muted);font-size:.88rem}.updated .author-pill{padding:5px 9px;border-radius:999px;background:var(--bg-soft);font-weight:800;color:var(--ink-2)}
.related{margin-top:56px;padding-top:32px;border-top:1px solid var(--line)}

.footer{padding:54px 0 26px;background:var(--ink);color:#dbe8df}.footer a{color:#fff}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:32px}.footer h3{color:#fff;font-size:1rem}.footer p{color:#bdcbc2}.footer-links{display:grid;gap:7px}.footer-bottom{margin-top:34px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);font-size:.84rem;color:#9fb0a6}

@media(max-width:920px){.hero-grid{grid-template-columns:1fr}.grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}.quick-card{max-width:720px}}
@media(max-width:760px){.menu{display:none}.mobile-nav{display:block}.hero{padding:48px 0}.section{padding:54px 0}.grid,.grid.two,.grid.four{grid-template-columns:1fr}.section-head{display:block}.section-head p{margin-top:8px}.page-index{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}h1{font-size:clamp(2.55rem,14vw,4rem)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn,.topic-card{transition:none}}