:root{
  --bg-url:url('damie.png');
  --brand:#8dd5ff;
  --text:#e6e7ea;
  --muted:#b6b7bd;
  --card:rgba(18,22,28,.72);
  --stroke:rgba(255,255,255,.08);
  --shadow:rgba(0,0,0,.4);
}

/* Basis */
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Helvetica,Arial;
  color:var(--text);
  background:#0b0f14;
  line-height:1.6;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed; inset:0; z-index:-2;
  background-image:var(--bg-url);
  background-size:cover;
  background-position:center;
  background-repeat:no-repeat;
  filter:brightness(1.15) saturate(1.1);
}
body::after{
  content:"";
  position:fixed; inset:0; z-index:-1;
  background:
    radial-gradient(120vw 80vh at 50% 0%, rgba(10,12,18,.42), transparent 60%),
    linear-gradient(to bottom, rgba(7,10,14,.2), rgba(7,10,14,.35) 50%, rgba(7,10,14,.5));
  pointer-events:none;
}

/* Skip link voor toegankelijkheid */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--brand);
  color: #00131f;
  padding: 8px 12px;
  text-decoration: none;
  font-weight: 600;
  border-radius: 4px;
  z-index: 100;
  transition: top 0.3s ease;
}
.skip-link:focus {
  top: 6px;
}

/* Container */
.container{width:min(1100px,92vw);margin:0 auto}

/* Header / Navbar */
header{
  position:sticky; top:0; z-index:20;
  backdrop-filter:blur(10px) saturate(110%);
  background:rgba(12,16,22,.55);
  border-bottom:1px solid var(--stroke);
}
.topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}
.brand{font-weight:700;letter-spacing:.2px; font-size: 1.2rem;}
.brand span{color:var(--brand)}
.menu-toggle{
  margin-left:auto;
  background:none; border:none; color:var(--text);
  font-size:22px; cursor:pointer; display:flex; align-items:center;
  transition: transform 0.2s ease;
}
.menu-toggle:hover {
  transform: scale(1.05);
}

/* Navmenu + overlay */
.nav-menu{
  position:fixed; top:0; right:-100%;
  width:220px; height:100%;
  background:rgba(18,22,28,.96);
  backdrop-filter:blur(10px);
  box-shadow:-4px 0 20px rgba(0,0,0,.4);
  transition:right .3s ease;
  display:flex; flex-direction:column; gap:24px;
  padding:80px 20px; z-index:30;
}
.nav-menu.open{right:0}
.nav-menu a{
  color:var(--text); text-decoration:none; font-weight:600; font-size:1rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: all 0.3s ease;
}
.nav-menu a:hover{color:var(--brand); transform: translateX(5px);}
.nav-overlay{
  position:fixed; inset:0;
  background:rgba(0,0,0,.35);
  opacity:0; visibility:hidden;
  transition:opacity .3s ease;
  z-index:25;
}
.nav-overlay.active{opacity:1; visibility:visible}

/* Hero */
.hero{
  padding:clamp(56px,7vw,100px) 0 32px;
  text-align:center;
}
.hero h1{
  font-size:clamp(1.8rem,4.5vw,3rem);
  margin-bottom:10px;
  line-height: 1.2;
}
.hero p{
  color:var(--muted);
  margin:0 auto;
  width:min(720px,94%);
  font-size: 1.1rem;
}

/* Buttons */
.actions{
  display:flex; gap:12px; justify-content:center;
  margin-top:22px; flex-wrap:wrap;
}
.btn{
  display:inline-flex; align-items:center; gap:10px;
  text-decoration:none; font-weight:700;
  padding:12px 16px; border-radius:12px;
  border:1px solid var(--stroke);
  box-shadow:0 10px 30px var(--shadow);
  transition: all 0.3s ease;
  font-size: 1rem;
}
.btn:hover{
  transform:translateY(-2px);
  box-shadow: 0 15px 35px var(--shadow);
}
.btn--call{
  background:var(--brand); 
  color:#00131f;
}
.btn--wa{
  background:rgba(18,22,28,.8); 
  color:var(--text);
}
.btn i{font-size:18px; line-height:1}

/* Sections en cards */
section{padding:28px 0}
.cards{
  display:grid; gap:18px; margin-top:10px;
  grid-template-columns:repeat(12,1fr);
}
.card{
  grid-column:span 12;
  background:var(--card);
  border:1px solid var(--stroke);
  border-radius:16px;
  padding:clamp(16px,2vw,22px);
  box-shadow:0 6px 20px var(--shadow);
  transition: all 0.3s ease;
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px var(--shadow);
}
.card h3{
  margin:0 0 8px;
  font-size:1.1rem;
  display: flex;
  align-items: center;
  gap: 8px;
}
.card p{margin:0;color:var(--muted)}
@media(min-width:640px){.span-6{grid-column:span 6}}
@media(min-width:960px){.span-4{grid-column:span 4}}

/* Footer */
footer{
  border-top:1px solid var(--stroke); 
  margin-top:40px;
  background: rgba(12,16,22,.8);
}
.foot{
  padding:18px 0;
  font-size:.9rem;
  color:var(--muted);
  text-align:center;
}
.foot-links {
  margin-top: 10px;
}
.foot-links a {
  color: var(--muted);
  text-decoration: none;
  margin: 0 10px;
  transition: color 0.3s ease;
}
.foot-links a:hover {
  color: var(--brand);
}

/* Preloader */
.preloader{
  position:fixed; inset:0;
  display:grid; place-items:center;
  background:#0b0f14; z-index:999;
  transition:opacity .5s ease,visibility .5s ease;
}
.preloader__spinner{
  width:44px; height:44px; border-radius:50%;
  border:3px solid rgba(255,255,255,.25);
  border-top-color:var(--brand);
  animation:spin 1s linear infinite;
}
.preloader--hide{opacity:0;visibility:hidden}
@keyframes spin{to{transform:rotate(360deg)}}

/* Dynamische laad animaties */
.content-fade {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.content-visible {
  opacity: 1;
  transform: translateY(0);
}

.stagger-item {
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.stagger-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Vertraging voor verschillende elementen */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* Verbeterde toegankelijkheid */
@media (prefers-reduced-motion: reduce) {
  .content-fade, .stagger-item, .card, .btn {
    transition: none;
    transform: none;
  }
  .preloader__spinner {
    animation: none;
  }
}

/* Print styles */
@media print {
  .preloader, .menu-toggle, .actions {
    display: none !important;
  }
  .nav-menu {
    position: static;
    display: block;
  }
}