/* Lichte thema configuratie (verwijdert dark varianten voor een consistent licht uiterlijk) */
:root {
  --bg: #fafafa;       /* globale achtergrond nog lichter */
  --panel: #ffffff;     /* panel / card achtergrond */
  --panel-2: #ffffff;   /* secundair paneel gelijkgetrokken voor minimalisme */
  --text: #3f4650;      /* primaire tekstkleur */
  --muted: #556777;     /* aangepast voor AA contrast op wit */
  --brand: #4b0256;     /* primair paars */
  --brand-700: #6e037e; /* donkerder paars */
  --accent: #6e037e;    /* accent idem */
  --danger: #d92d2d;    /* iets feller rood voor licht thema */
  --shadow: 0 2px 8px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.06);
  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 14px;
  --transition-fast: .18s ease;
}

* { box-sizing: border-box; }
/* Removed forced 100% height on html/body to allow natural content-driven height */
html, body { }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: linear-gradient(180deg,#ffffff 0%,#fafafa 60%); /* subtiele overgang i.p.v. donker */
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

/* Fluid typography */
h1, .h1 { font-size: clamp(2.2rem, 4.5vw, 3.2rem); line-height: 1.1; }
h2, .h2 { font-size: clamp(1.6rem, 2.8vw, 2.2rem); line-height: 1.25; }
h3, .h3 { font-size: clamp(1.3rem, 2.2vw, 1.6rem); line-height: 1.3; }
h4, .h4 { font-size: clamp(1.1rem, 1.6vw, 1.25rem); }
p, .text-base { font-size: clamp(.95rem, 1.05vw, 1.05rem); }
small, .text-sm { font-size: .8rem; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.section { padding: 56px 0; }
.lead { color: var(--muted); font-size: 1.1rem; }
.muted { color: var(--muted); }
.small { font-size: .9rem; }

.skip-link { position: absolute; left: -9999px; top: -9999px; }
.skip-link:focus { left: 16px; top: 16px; background: var(--brand); color: white; padding: 8px 12px; border-radius: 8px; }

/* Header */
.site-header { position: sticky; top: 0; background: #ffffff; border-bottom: 1px solid #e2e6ea; z-index: 10; box-shadow: 0 2px 6px rgba(0,0,0,.05); }
.nav { display: flex; align-items: center; gap: 16px; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 700; letter-spacing: 0.2px; }
.brand img { border-radius: 8px; box-shadow: var(--shadow); }

.site-nav { display: flex; align-items: center; gap: 14px; }
.site-nav a { color: var(--text); text-decoration: none; padding: 8px 10px; border-radius: 10px; }
.site-nav a:hover { background: #f2f2f3; color: var(--text); }
.site-nav a[aria-current="page"] { background: var(--brand); color: #ffffff; }

.nav-toggle { display: none; background: var(--panel-2); color: var(--text); border: 1px solid color-mix(in oklab, var(--text), transparent 85%); border-radius: 10px; padding: 8px 10px; }

/* Hero */
.hero { display: grid; grid-template-columns: 1.2fr .8fr; gap: 24px; padding: 56px 0; }
.hero h1 { font-size: clamp(2rem, 3.5vw, 3rem); line-height: 1.15; margin: 0 0 12px; }
.hero p { margin: 0 0 14px; }
.hero-card { background: var(--panel); border: 1px solid color-mix(in oklab, var(--text), transparent 90%); padding: 18px 18px; border-radius: 16px; box-shadow: var(--shadow); align-self: start; }
.highlights { margin: 0; padding: 0 0 0 20px; }

.actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 16px; }
/* Buttons: duidelijker contrast, states & accessibility */
.btn {
  --btn-bg: #f2f3f5;
  --btn-border: #c9ced3;
  --btn-color: var(--text);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .15px;
  border-radius: 8px;
  border: 1px solid var(--btn-border);
  background: var(--btn-bg);
  color: var(--btn-color);
  text-decoration: none;
  box-shadow: 0 2px 4px rgba(0,0,0,.06), 0 4px 10px rgba(0,0,0,.04);
  transition: background .18s ease, box-shadow .18s ease, transform .18s ease;
}
.btn:hover { background: #e0e2e5; box-shadow: 0 3px 10px rgba(0,0,0,.08); }
.btn:active { background: #d4d6d9; transform: translateY(1px); box-shadow: 0 2px 6px rgba(0,0,0,.12); }
.btn:focus-visible { outline: 3px solid #4b0256; outline-offset: 3px; }

.btn-primary {
  --btn-bg: linear-gradient(135deg, var(--brand) 0%, var(--brand-700) 90%);
  --btn-border: var(--brand-700);
  --btn-color: #ffffff;
  border: 1px solid var(--btn-border);
  background: var(--btn-bg);
  box-shadow: 0 4px 14px rgba(78,2,86,.35);
}
.btn-primary:hover { filter: brightness(1.08); box-shadow: 0 6px 18px rgba(78,2,86,.45); }
.btn-primary:active { filter: brightness(.97); }
.btn-primary:focus-visible { outline: 3px solid #4b0256; outline-offset: 3px; }

/* Outline / secundaire variant (toekomstig gebruik) */
.btn-outline {
  --btn-bg: #ffffff;
  --btn-color: var(--brand);
  --btn-border: var(--brand);
  background: var(--btn-bg);
  color: var(--btn-color);
  border: 1px solid var(--btn-border);
  box-shadow: none;
}
.btn-outline:hover { background: #f8f2fa; }
.btn-outline:active { background: #f1e6f5; }
.btn-outline:focus-visible { outline: 3px solid #4b0256; outline-offset: 3px; }

/* Cards & grids */
.grid { display: grid; gap: 18px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cards { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.projects { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card { background: var(--panel); border: 1px solid #e3e7eb; padding: 20px; border-radius: 14px; box-shadow: var(--shadow); }
.card h3, .card h2 { margin-top: 0; }
.link { color: var(--brand); text-decoration: none; }
.link:hover { text-decoration: underline; color: var(--brand-700); }

/* Services */
.service { margin: 28px 0; padding: 20px; border-radius: 14px; background: var(--panel); border: 1px solid #e3e7eb; }
.service h2 { margin-top: 0; }

/* CTA banner */
.cta { background: linear-gradient(135deg, #fbf9fc 0%, #f5f5f8 100%); border: 1px solid #e5e7eb; margin-top: 40px; border-radius: 16px; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; padding: 32px 30px; gap: 24px; }

/* Contact */
.field { display: grid; gap: 6px; margin-bottom: 12px; }
input, textarea { background: #ffffff; color: var(--text); border: 1px solid #d1d7dd; border-radius: 8px; padding: 10px 12px; }
input:focus, textarea:focus { outline: 2px solid var(--brand); outline-offset: 2px; }
.error { color: var(--danger); min-height: 1em; }
.status { margin-top: 10px; }
.contact-aside ul { padding-left: 18px; }

/* Footer */
.site-footer { border-top: 1px solid #e2e6ea; margin-top: 48px; background: #ffffff; }
.footer-grid { display: grid; gap: 16px; padding: 24px 0; grid-template-columns: 1.2fr .8fr .8fr; }
.footnote { padding: 12px 0 24px; color: var(--muted); }

/* Responsive */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .cards { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .projects { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid.two { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; }
  .site-nav { position: absolute; top: 64px; right: 20px; background: #ffffff; border: 1px solid #e2e6ea; padding: 10px; border-radius: 14px; box-shadow: 0 6px 24px rgba(0,0,0,.12); display: none; flex-direction: column; min-width: 220px; }
  .site-nav.open { display: flex; }
}

@media (max-width: 640px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .projects { grid-template-columns: 1fr; }
  .actions { flex-direction: column; align-items: stretch; }
  .btn, .btn-primary, .btn-outline { width: 100%; }
  h1, .h1 { font-size: clamp(2rem, 6vw, 2.6rem); }
}

/* Global focus styles for links & form controls */
a:focus-visible { outline: 3px solid #4b0256; outline-offset: 3px; }
input:focus-visible, textarea:focus-visible { outline: 3px solid #4b0256; outline-offset: 3px; }
input:focus, textarea:focus { outline: 3px solid #4b0256; outline-offset: 3px; }

@media (max-width: 480px) {
  .cards { grid-template-columns: 1fr; }
  .hero { padding: 40px 0; }
  .cta-inner { flex-direction: column; text-align: center; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition: none !important; }
}

/* Utility classes */
.stack { display: flex; flex-direction: column; gap: var(--stack-gap, 1rem); }
.flow > * + * { margin-top: var(--flow-space, 1rem); }
.responsive-img, img { max-width: 100%; height: auto; display: block; }