/* AI is Easy — videocursus. Zelfde wereld als de boeken: zaalblauw, serie-goud, koraal. */
:root{
  --stage:#080d1d; --stage-2:#101a36; --stage-3:#1d3557;
  --gold:#f7bf3c; --gold-soft:#ffd97a; --coral:#ff6f4d; --coral-deep:#ef5030;
  --cream:#fff8f0; --ink:#2c2320; --ink-soft:#6b5d54; --line:#f0e2d2; --green:#3f8f65;
  --radius:22px; --serif:Georgia,'Times New Roman',serif; --display:'Fraunces',Georgia,serif;
  --sans:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--stage);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,video{max-width:100%;display:block}
[hidden]{display:none!important}
a{color:inherit}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;min-height:50px;border:0;border-radius:999px;padding:0 28px;
  font:700 1rem var(--sans);text-decoration:none;cursor:pointer;transition:transform .18s,box-shadow .18s}
.btn:active{transform:scale(.97)}
.btn-primary{color:#fff;background:linear-gradient(135deg,var(--coral),var(--coral-deep));box-shadow:0 10px 30px rgba(239,80,48,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(239,80,48,.5)}
.btn-gold{color:var(--stage);background:linear-gradient(135deg,var(--gold-soft),var(--gold));box-shadow:0 10px 30px rgba(247,191,60,.35)}
.btn-ghost{color:#fff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.25)}
.btn[disabled]{opacity:.6;cursor:wait}

/* top */
.top{position:sticky;top:0;z-index:20;background:rgba(8,13,29,.82);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px}
.brand{font:700 1.15rem var(--display);color:#fff;text-decoration:none;display:flex;align-items:center;gap:.5rem}
.brand i{width:12px;height:12px;border-radius:50%;background:linear-gradient(135deg,var(--coral),var(--gold));box-shadow:0 0 0 4px rgba(247,191,60,.2)}
.langs{display:flex;gap:4px;flex-wrap:wrap}
.langs a{font:600 .78rem var(--sans);color:rgba(255,255,255,.65);text-decoration:none;padding:6px 8px;border-radius:8px;text-transform:uppercase}
.langs a[aria-current]{color:var(--stage);background:var(--gold)}

/* kerstbalk */
.xmasbar{background:linear-gradient(90deg,#8f1d22,#c0392b,#8f1d22);color:#fff;text-align:center;font:600 .92rem var(--sans);padding:9px 16px}
.xmasbar b{color:var(--gold-soft)}
.xmasbar[hidden]{display:none}

/* hero */
.hero{position:relative;color:#fff;padding:56px 0 70px;overflow:hidden;
  background:radial-gradient(60% 70% at 80% 20%,rgba(247,191,60,.18),transparent 70%),radial-gradient(50% 60% at 10% 90%,rgba(255,111,77,.2),transparent 70%),var(--stage)}
.snow{position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(2px 2px at 20px 30px,#fff,transparent),radial-gradient(1.5px 1.5px at 80px 120px,#fff,transparent),radial-gradient(2px 2px at 150px 60px,#fff,transparent),radial-gradient(1px 1px at 200px 160px,#fff,transparent);
  background-size:240px 200px;opacity:.35;animation:sneeuw 18s linear infinite}
@keyframes sneeuw{to{background-position:60px 400px,-40px 400px,30px 400px,0 400px}}
@media (prefers-reduced-motion:reduce){.snow{animation:none}}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}
.kicker{font:700 .8rem var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--gold)}
.hero h1{font:900 clamp(2.2rem,5.4vw,3.9rem)/1.04 var(--display);margin:.25em 0 .35em;text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero p.lead{font-size:1.15rem;color:rgba(255,255,255,.82);max-width:34em}
.hero .cta{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 14px}
.hero .trust{font-size:.88rem;color:rgba(255,255,255,.6)}
.stagebox{perspective:1400px}
.screen{position:relative;border-radius:24px;overflow:hidden;background:#000;aspect-ratio:16/9;
  box-shadow:0 40px 90px -30px rgba(0,0,0,.8),0 0 0 1px rgba(255,255,255,.1);transform:rotateY(-9deg) rotateX(4deg);transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.stagebox:hover .screen{transform:rotateY(0) rotateX(0)}
.screen video,.screen img{width:100%;height:100%;object-fit:cover}
.screen .play{position:absolute;inset:0;margin:auto;width:84px;height:84px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(255,255,255,.92);box-shadow:0 12px 40px rgba(0,0,0,.4);display:grid;place-items:center}
.screen .play:after{content:"";border-left:26px solid var(--coral-deep);border-top:16px solid transparent;border-bottom:16px solid transparent;margin-left:6px}
.screen .tag{position:absolute;left:14px;bottom:14px;background:rgba(8,13,29,.75);color:#fff;font:600 .8rem var(--sans);padding:6px 12px;border-radius:999px}

/* secties */
section{padding:72px 0}
.light{background:var(--cream)}
.light h2,.dark h2{font:800 clamp(1.7rem,3.6vw,2.6rem)/1.1 var(--display);margin:0 0 .4em;text-wrap:balance}
.dark{color:#fff;background:var(--stage-2)}
.sub{color:var(--ink-soft);font-size:1.08rem;max-width:40em;margin:0 0 34px}
.dark .sub{color:rgba(255,255,255,.72)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.step b{display:block;font:800 1.1rem var(--display);margin:6px 0 4px}
.step .n{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--gold);font:800 1rem var(--display)}
.lessons{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;counter-reset:les}
.lessons li{list-style:none;display:flex;gap:14px;align-items:flex-start;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:14px 16px}
.lessons li:before{counter-increment:les;content:counter(les);flex:none;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--coral);color:#fff;font:800 1rem var(--display)}
.lessons li b{display:block}
.lessons li span{color:rgba(255,255,255,.65);font-size:.92rem}
.free{display:inline-block;margin-left:6px;font:700 .7rem var(--sans);color:var(--stage);background:var(--gold);padding:2px 8px;border-radius:999px;vertical-align:2px}

/* pakketten */
.packs{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;align-items:stretch}
.pack{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;
  box-shadow:0 20px 50px -30px rgba(120,70,40,.5);transition:transform .3s}
.pack:hover{transform:translateY(-6px) rotate(-.4deg)}
.pack.best{border:2px solid var(--coral);box-shadow:0 30px 60px -28px rgba(239,80,48,.55)}
.pack .ribbon{position:absolute;top:-12px;left:20px;background:var(--coral);color:#fff;font:700 .72rem var(--sans);padding:4px 10px;border-radius:999px;letter-spacing:.04em}
.pack img{border-radius:14px;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;margin:0 0 14px}
.pack h3{font:800 1.18rem/1.2 var(--display);margin:0 0 6px}
.pack p{color:var(--ink-soft);font-size:.94rem;flex:1}
.price{margin:14px 0 12px;display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.price .now{font:900 2rem var(--display)}
.price s{color:var(--ink-soft)}
.price .off{font:700 .75rem var(--sans);color:#fff;background:#c0392b;padding:3px 8px;border-radius:999px}
.pack .btn{width:100%}
.incl{margin:28px 0 0;display:flex;flex-wrap:wrap;gap:10px 22px;color:var(--ink-soft);font-size:.95rem}
.incl span:before{content:"✓ ";color:var(--green);font-weight:800}

.waiver{display:flex;gap:10px;align-items:flex-start;margin-top:18px;color:var(--ink-soft);font-size:.95rem;cursor:pointer}.waiver input{margin-top:4px;width:18px;height:18px;flex:none}
/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 18px;margin:0 0 10px}
.faq summary{cursor:pointer;font-weight:700}
.faq p{color:var(--ink-soft);margin:8px 0 0}

/* cadeauvenster */
dialog{border:0;border-radius:24px;padding:0;max-width:min(520px,calc(100vw - 32px));width:100%;box-shadow:0 40px 100px rgba(0,0,0,.5)}
dialog::backdrop{background:rgba(8,13,29,.7)}
.gift{padding:26px}
.gift h3{font:800 1.5rem var(--display);margin:0 0 4px}
.gift label{display:block;font-weight:600;font-size:.92rem;margin:14px 0 4px}
.gift input,.gift textarea{width:100%;font:1rem var(--sans);padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--cream)}
.gift textarea{min-height:90px;resize:vertical}
.gift .row{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}
.err{color:#c0392b;font-weight:600;font-size:.9rem;min-height:1.2em;margin-top:8px}

footer{color:rgba(255,255,255,.55);font-size:.88rem;padding:34px 0;background:var(--stage)}
footer a{color:rgba(255,255,255,.75)}

/* speler (learn.html) */
.player{border-radius:18px;overflow:hidden;background:#000}
.player video{width:100%;aspect-ratio:16/9;background:#000}
.cap{background:#0b1118;color:#f2f6fa;min-height:3.4em;padding:10px 16px;text-align:center;font:600 1.1rem/1.45 var(--sans);display:flex;align-items:center;justify-content:center;white-space:pre-line}
.lesbar{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin:16px 0}
.lesbar button{font:700 .95rem var(--sans);min-height:46px;border-radius:12px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;cursor:pointer}
.lesbar button[aria-pressed=true]{background:var(--gold);color:var(--stage)}
.lesbar button.done:after{content:" ✓";color:var(--green)}
.lesbar button:disabled{opacity:.35;cursor:not-allowed}

@media (max-width:900px){
  .hero .wrap{grid-template-columns:1fr}
  .screen{transform:none}
  .packs{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:600px){
  section{padding:54px 0}
  .grid3,.lessons,.packs{grid-template-columns:1fr}
  .lesbar{grid-template-columns:repeat(5,1fr)}
  .hero{padding:36px 0 50px}
}