/* KoudCoach — Alpine cold-coaching. Ice/petrol theme. Gemaakt door Phantrium. */
:root{
  --ink:#071820; --petrol:#0d3b54; --petrol-2:#15567a;
  --ice:#6fb7da; --ice-soft:#bfe3f2; --frost:#eaf4f9;
  --paper:#f6fbfd; --white:#fff; --accent:#12a3c9;
  --line:rgba(13,59,84,.12); --shadow:0 20px 60px -24px rgba(7,24,32,.35);
  --radius:18px; --maxw:1180px;
  --sans:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --serif:'Fraunces','Cormorant Garamond',Georgia,serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img,svg,video{display:block;max-width:100%}
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.08;letter-spacing:-.01em}
.wrap{width:min(var(--maxw),92vw);margin-inline:auto}
.serif{font-family:var(--serif)}

/* ---------- top bar ---------- */
.topbar{background:var(--ink);color:var(--frost);font-size:.82rem;letter-spacing:.02em}
.topbar .wrap{display:flex;gap:1rem;align-items:center;justify-content:space-between;min-height:40px;padding-block:.35rem}
.topbar a{color:#cfe8f3;border-bottom:1px solid transparent;transition:border-color .2s}
.topbar a:hover{border-color:#cfe8f3}
.topbar .loc{display:inline-flex;align-items:center;gap:.4rem;opacity:.85}

/* ---------- nav ---------- */
header.nav{position:sticky;top:0;z-index:50;background:rgba(246,251,253,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:background .4s ease,box-shadow .4s ease,border-color .4s ease}
header.nav.scrolled{background:rgba(246,251,253,.94);box-shadow:0 10px 34px -20px rgba(7,24,32,.55)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;min-height:70px}
.brand{display:flex;align-items:center;gap:.6rem;font-family:var(--serif);font-size:1.35rem;letter-spacing:-.02em;color:var(--petrol)}
.brand .mark{width:34px;height:34px;flex:0 0 auto}
.navlinks{display:flex;gap:2rem;align-items:center}
.navlinks a{font-size:.94rem;color:#234;opacity:.82;transition:opacity .2s}
.navlinks a:hover{opacity:1}
.btn{display:inline-flex;align-items:center;gap:.5rem;font-weight:600;font-size:.92rem;padding:.72rem 1.3rem;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .25s,background .25s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--petrol),var(--accent));color:#fff;box-shadow:0 10px 30px -10px rgba(18,163,201,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(18,163,201,.7)}
.btn-ghost{background:rgba(255,255,255,.6);border-color:var(--line);color:var(--petrol)}
.btn-ghost:hover{background:#fff}
.navtoggle{display:none;background:none;border:0;cursor:pointer;color:var(--petrol)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:flex-end;overflow:hidden;color:#eaf6fb}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media video{width:100%;height:100%;object-fit:cover}
.scene{position:absolute;inset:0;width:100%;height:100%;transform-origin:62% 42%;animation:kenburns 30s ease-in-out infinite alternate}
.hero::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(7,24,32,.15) 0%,rgba(7,24,32,.05) 40%,rgba(7,24,32,.55) 100%)}
.hero-inner{position:relative;z-index:2;width:min(var(--maxw),92vw);margin-inline:auto;padding:0 0 clamp(3rem,7vh,6rem)}
.eyebrow{display:inline-flex;align-items:center;gap:.6rem;font-size:.8rem;letter-spacing:.22em;text-transform:uppercase;color:#bfe3f2;font-weight:600;margin-bottom:1.2rem}
.hero h1{font-size:clamp(2.6rem,6.2vw,5.4rem);color:#fff;max-width:14ch;text-shadow:0 2px 30px rgba(0,0,0,.25)}
.hero h1 em{font-style:italic;color:var(--ice-soft)}
.hero p.lede{margin-top:1.4rem;max-width:46ch;font-size:clamp(1.05rem,1.5vw,1.25rem);color:#dceef7}
.hero-cta{margin-top:2rem;display:flex;gap:.9rem;flex-wrap:wrap}
.hero .btn-ghost{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.35);color:#fff;backdrop-filter:blur(4px)}
.hero .btn-ghost:hover{background:rgba(255,255,255,.24)}
.scrollcue{position:absolute;left:50%;bottom:1.4rem;transform:translateX(-50%);z-index:2;color:#cfe8f3;font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;display:flex;flex-direction:column;align-items:center;gap:.5rem;opacity:.85}
.scrollcue .line{width:1px;height:38px;background:linear-gradient(#cfe8f3,transparent);animation:cue 2.4s ease-in-out infinite}
@keyframes cue{0%,100%{opacity:.3;transform:scaleY(.6)}50%{opacity:1;transform:scaleY(1)}}
/* hero: trage Ken Burns-zoom + gelaagde intro bij laden */
@keyframes kenburns{from{transform:scale(1.03)}to{transform:scale(1.12)}}
.hero-inner>*{opacity:0;animation:heroIn 1.1s cubic-bezier(.16,.84,.34,1) both}
.hero-inner>.eyebrow{animation-delay:.2s}
.hero-inner>h1{animation-delay:.38s}
.hero-inner>.lede{animation-delay:.62s}
.hero-inner>.hero-cta{animation-delay:.86s}
@keyframes heroIn{from{opacity:0;transform:translateY(32px);filter:blur(10px)}to{opacity:1;transform:none;filter:none}}
.scrollcue{animation:cueIn 1.1s ease 1s both}
@keyframes cueIn{from{opacity:0;transform:translate(-50%,16px)}to{opacity:.85;transform:translate(-50%,0)}}

/* snow */
.snow{position:absolute;inset:0;z-index:1;pointer-events:none;overflow:hidden}
.snow i{position:absolute;top:-10px;color:#fff;border-radius:50%;background:#fff;opacity:.8;filter:blur(.3px);animation:fall linear infinite}
@keyframes fall{0%{transform:translateY(-10px) translateX(0)}100%{transform:translateY(100vh) translateX(40px)}}
.mist{position:absolute;left:-10%;width:120%;height:140px;background:radial-gradient(ellipse at center,rgba(255,255,255,.5),transparent 70%);filter:blur(12px);opacity:.5;animation:drift 26s linear infinite}
@keyframes drift{0%{transform:translateX(-8%)}50%{transform:translateX(8%)}100%{transform:translateX(-8%)}}

/* ---------- sections ---------- */
section{padding-block:clamp(4rem,9vh,7rem)}
.sec-head{max-width:62ch;margin-bottom:3rem}
.sec-head .eyebrow{color:var(--accent)}
.sec-head h2{font-size:clamp(2rem,4vw,3.1rem);color:var(--petrol)}
.sec-head p{margin-top:1rem;font-size:1.08rem;color:#3a5663}
.center{text-align:center;margin-inline:auto}
.center .eyebrow{justify-content:center}

/* pillars */
.pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem}
.pillar{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem 1.5rem;transition:transform .4s cubic-bezier(.16,.84,.34,1),box-shadow .4s ease}
.pillar:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.pillar .pico{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:var(--frost);color:var(--accent);margin-bottom:1rem}
.pillar h3{font-size:1.2rem;color:var(--petrol);margin-bottom:.4rem}
.pillar p{font-size:.95rem;color:#50707d}

/* programs / subcategories */
.progs{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.prog{position:relative;background:linear-gradient(180deg,#fff,var(--frost));border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .4s ease,border-color .4s ease}
.prog:hover{box-shadow:var(--shadow);border-color:var(--ice-soft)}
.prog .top{padding:1.6rem 1.6rem 1rem;display:flex;align-items:center;gap:.9rem}
.prog .bdg{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;background:var(--petrol);color:#eaf6fb;flex:0 0 auto}
.prog h3{font-size:1.3rem;color:var(--petrol)}
.prog .opts{list-style:none;padding:0 1.6rem 1.6rem;display:flex;flex-direction:column;gap:.6rem}
.prog .opts li{display:flex;align-items:flex-start;gap:.6rem;font-size:.93rem;color:#3f5c68;padding-top:.6rem;border-top:1px solid var(--line)}
.prog .opts li:first-child{border-top:0}
.prog .opts svg{flex:0 0 auto;margin-top:.2rem;color:var(--accent)}
.prog .foot{margin-top:auto;padding:1.1rem 1.6rem;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.5)}
.prog .foot .from{font-size:.8rem;color:#6a8692}
.prog .foot .from b{display:block;font-size:1.15rem;color:var(--petrol);font-family:var(--serif)}
.prog .foot a{font-size:.88rem;font-weight:600;color:var(--accent)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;counter-reset:s}
.step{padding:1.8rem;border-radius:var(--radius);background:var(--white);border:1px solid var(--line);position:relative}
.step::before{counter-increment:s;content:"0" counter(s);font-family:var(--serif);font-size:2.4rem;color:var(--ice);display:block;margin-bottom:.6rem}
.step h3{font-size:1.2rem;color:var(--petrol);margin-bottom:.4rem}
.step p{font-size:.95rem;color:#50707d}

/* packages */
.packs{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;align-items:start}
.pack{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:2rem 1.8rem;display:flex;flex-direction:column;gap:1.1rem;transition:transform .4s cubic-bezier(.16,.84,.34,1),box-shadow .4s ease}
.pack:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.pack.feat{border-color:var(--accent);box-shadow:0 24px 60px -28px rgba(18,163,201,.5);position:relative}
.pack.feat::before{content:"Meest gekozen";position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--petrol),var(--accent));color:#fff;font-size:.72rem;letter-spacing:.08em;padding:.35rem .9rem;border-radius:999px;font-weight:600}
.pack .pname{font-family:var(--serif);font-size:1.5rem;color:var(--petrol)}
.pack .price{font-family:var(--serif);font-size:2.6rem;color:var(--ink);line-height:1}
.pack .price span{font-family:var(--sans);font-size:.95rem;color:#6a8692;font-weight:500}
.pack ul{list-style:none;display:flex;flex-direction:column;gap:.7rem}
.pack li{display:flex;gap:.6rem;align-items:flex-start;font-size:.94rem;color:#3f5c68}
.pack li svg{flex:0 0 auto;margin-top:.2rem;color:var(--accent)}
.pack .btn{justify-content:center;width:100%}

/* cross-link band */
.cross{position:relative;color:#eaf6fb;border-radius:28px;overflow:hidden;padding:clamp(2.5rem,6vw,4.5rem)}
.cross-bg{position:absolute;inset:0;z-index:0;background:linear-gradient(135deg,#0b3346,#0d3b54 40%,#14705f)}
.cross .wrap2{position:relative;z-index:2;display:grid;grid-template-columns:1.3fr 1fr;gap:2.5rem;align-items:center}
.cross h2{color:#fff;font-size:clamp(1.9rem,3.6vw,2.8rem)}
.cross p{margin-top:1rem;color:#d4ebf0;max-width:48ch}
.cross .mini{display:flex;gap:.8rem;margin-top:1.6rem;flex-wrap:wrap}
.cross .chip{display:inline-flex;align-items:center;gap:.5rem;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:.5rem 1rem;font-size:.85rem}
.cross .card2{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);backdrop-filter:blur(8px);border-radius:var(--radius);padding:1.8rem}
.cross .card2 h3{color:#fff;font-size:1.4rem}
.cross .card2 .price{font-family:var(--serif);font-size:2.4rem;color:#fff;margin:.6rem 0}
.cross .card2 .price span{font-size:.9rem;color:#cfe8f3;font-family:var(--sans)}
.cross .card2 .btn{width:100%;justify-content:center;margin-top:.8rem;background:#fff;color:var(--petrol)}

/* faq */
.faq{max-width:820px;margin-inline:auto}
.faq details{border:1px solid var(--line);border-radius:14px;background:var(--white);margin-bottom:.8rem;overflow:hidden}
.faq summary{cursor:pointer;list-style:none;padding:1.15rem 1.4rem;font-weight:600;color:var(--petrol);display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary .plus{transition:transform .2s;color:var(--accent);flex:0 0 auto}
.faq details[open] summary .plus{transform:rotate(45deg)}
.faq .ans{padding:0 1.4rem 1.2rem;color:#50707d;font-size:.96rem}

/* contact / cta */
.cta{position:relative;text-align:center;border-radius:28px;overflow:hidden;padding:clamp(3rem,7vw,5rem)}
.cta-bg{position:absolute;inset:0;z-index:0;background:linear-gradient(135deg,var(--petrol),var(--accent))}
.cta .wrap{position:relative;z-index:2}
.cta h2{color:#fff;font-size:clamp(2rem,4vw,3rem);max-width:20ch;margin-inline:auto}
.cta p{color:#e3f3f8;margin-top:1rem;max-width:48ch;margin-inline:auto}
.cta .btn{margin-top:1.8rem;background:#fff;color:var(--petrol)}

/* footer */
footer{background:var(--ink);color:#b9d4df;padding-block:3.5rem 2rem;font-size:.92rem}
footer .grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:2.5rem;margin-bottom:2.5rem}
footer .brand{color:#fff}
footer h4{color:#fff;font-family:var(--sans);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:1rem;opacity:.7}
footer a{display:block;color:#9fc0cd;padding:.25rem 0;transition:color .2s}
footer a:hover{color:#fff}
footer .about{max-width:40ch;color:#8fb2c0;margin-top:1rem}
footer .bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:1.5rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;color:#7fa2b0;font-size:.85rem}
footer .bottom a{display:inline;color:#cfe8f3}

/* reveal — blur-fade-up met zachte stagger per grid */
.reveal{opacity:0;transform:translateY(34px) scale(.985);filter:blur(7px);transition:opacity .9s cubic-bezier(.16,.84,.34,1),transform .9s cubic-bezier(.16,.84,.34,1),filter .9s cubic-bezier(.16,.84,.34,1);transition-delay:var(--d,0ms);will-change:opacity,transform,filter}
.reveal.in{opacity:1;transform:none;filter:none}
.pillar:nth-child(2),.prog:nth-child(2),.pack:nth-child(2),.step:nth-child(2){--d:90ms}
.pillar:nth-child(3),.prog:nth-child(3),.pack:nth-child(3),.step:nth-child(3){--d:180ms}
.pillar:nth-child(4),.prog:nth-child(4){--d:270ms}
.prog:nth-child(5){--d:360ms}
.prog:nth-child(6){--d:450ms}

/* responsive */
@media(max-width:1000px){
  .pillars{grid-template-columns:repeat(2,1fr)}
  .progs,.steps,.packs{grid-template-columns:1fr 1fr}
  .cross .wrap2{grid-template-columns:1fr}
  footer .grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .navlinks{position:fixed;inset:70px 0 auto 0;flex-direction:column;background:rgba(246,251,253,.98);backdrop-filter:blur(14px);padding:1.4rem 6vw 2rem;gap:1.2rem;border-bottom:1px solid var(--line);transform:translateY(-120%);transition:transform .3s ease;align-items:flex-start}
  .navlinks.open{transform:none}
  .navtoggle{display:block}
  .pillars,.progs,.steps,.packs{grid-template-columns:1fr}
  footer .grid{grid-template-columns:1fr}
  .hero{min-height:88vh}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .snow i,.mist,.scrollcue .line,.scene{animation:none}
  .reveal{transition:none;opacity:1;transform:none;filter:none}
  .hero-inner>*{animation:none;opacity:1;transform:none;filter:none}
  .scrollcue{animation:none;opacity:.85;transform:translateX(-50%)}
}