:root{
  --bg: #0b0b10;
  --panel: #12121a;
  --text: #eaeaf2;
  --muted: #b7b7c6;

  /* Accent */
  --accent: #663399;          /* Rebecca Purple */
  --accent-2: #8a5bd6;        /* lichter voor hover */
  --border: rgba(255,255,255,.10);

  --max: 980px;
  --radius: 14px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: radial-gradient(800px 400px at 20% 0%, rgba(102,51,153,.22), transparent 60%),
              radial-gradient(700px 350px at 90% 10%, rgba(102,51,153,.16), transparent 55%),
              var(--bg);
  color: var(--text);
  line-height:1.55;
}

a{ color: var(--text); text-decoration: none; }
a:hover{ color: var(--accent-2); }

.container{
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.site-header{
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  background: rgba(11,11,16,.75);
  border-bottom: 1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 16px;
  z-index: 50;
}

.brand{
  font-weight: 800;
  letter-spacing: .3px;
}

.nav{
  display:flex;
  gap: 14px;
  align-items:center;
}
.nav a{
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 10px;
}
.nav a:hover{
  background: rgba(102,51,153,.18);
  color: var(--text);
}
.nav-cta{
  background: var(--accent);
  color: white !important;
}
.nav-cta:hover{
  background: var(--accent-2) !important;
}

.site-footer{
  margin-top: 56px;
  padding: 26px 0 40px;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.card{
  background: rgba(18,18,26,.8);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}

.grid{
  display:grid;
  gap: 16px;
}
@media (min-width: 860px){
  .grid-3{ grid-template-columns: repeat(3, 1fr); }
  .grid-2{ grid-template-columns: repeat(2, 1fr); }
}

h1{ font-size: 2.2rem; margin: 18px 0 10px; }
h2{ font-size: 1.4rem; margin: 18px 0 10px; }
p{ color: var(--muted); margin: 0 0 12px; }

.button{
  display:inline-flex;
  align-items:center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.06);
  color: var(--text);
}
.button.primary{
  background: var(--accent);
  border-color: transparent;
  color: white;
}
.button.primary:hover{ background: var(--accent-2); }

.kpi{
  font-size: .9rem;
  color: var(--muted);
}
.kpi strong{ color: var(--text); }