/* ─── Design Tokens ────────────────────────────────────────────── */
:root {
  /* Type scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', system-ui, sans-serif;
  --font-body:    'General Sans',    system-ui, sans-serif;

  /* Palette — rijksoverheid-blauw + moderne accenten */
  --blue-900: #0d2b5e;
  --blue-800: #1a4480;
  --blue-700: #1d5699;
  --blue-600: #2563b0;
  --blue-100: #dbeafe;
  --blue-50:  #eff6ff;

  --green-700: #1f6b3e;
  --green-600: #2e8b57;
  --green-100: #d1fae5;
  --green-50:  #f0fdf4;

  --red-700: #b91c1c;
  --red-600: #dc2626;
  --red-100: #fee2e2;
  --red-50:  #fef2f2;

  --amber-700: #b45309;
  --amber-600: #d97706;
  --amber-100: #fef3c7;
  --amber-50:  #fffbeb;

  --neutral-950: #0a0f1a;
  --neutral-900: #111827;
  --neutral-800: #1f2937;
  --neutral-700: #374151;
  --neutral-600: #4b5563;
  --neutral-500: #6b7280;
  --neutral-400: #9ca3af;
  --neutral-200: #e5e7eb;
  --neutral-100: #f3f4f6;
  --neutral-50:  #f9fafb;
  --white:       #ffffff;

  --radius: 0.625rem;
  --radius-sm: 0.375rem;
  --radius-lg: 1rem;
  --shadow-sm: 0 1px 2px rgb(0 0 0 / .05);
  --shadow-md: 0 4px 12px rgb(0 0 0 / .08), 0 1px 3px rgb(0 0 0 / .06);
  --shadow-lg: 0 12px 32px rgb(0 0 0 / .1), 0 3px 8px rgb(0 0 0 / .06);
}

/* ─── Reset ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--neutral-900);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ─── Container ─────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 5vw, var(--space-12));
}

/* ─── Buttons ───────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all .18s ease;
  white-space: nowrap;
  padding: 0.65rem 1.25rem;
}
.btn-sm  { padding: 0.5rem 1rem; font-size: var(--text-xs); }
.btn-lg  { padding: 0.9rem 1.75rem; font-size: var(--text-base); border-radius: var(--radius-lg); }

.btn-primary {
  background: #ffffff;
  color: var(--blue-900);
  border-color: #ffffff;
}
.btn-primary:hover {
  background: #e8f0fe;
  border-color: #e8f0fe;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgb(255 255 255 / .25);
}
/* In non-hero context, restore dark-on-light */
.cta-section .btn-primary,
.nav .btn-primary {
  background: var(--blue-800);
  color: var(--white);
  border-color: var(--blue-800);
}
.cta-section .btn-primary:hover,
.nav .btn-primary:hover {
  background: var(--blue-900);
  border-color: var(--blue-900);
  box-shadow: 0 4px 14px rgb(26 68 128 / .35);
}
.btn-ghost {
  background: transparent;
  color: var(--neutral-700);
  border-color: var(--neutral-200);
}
.btn-ghost:hover {
  background: var(--neutral-100);
  color: var(--neutral-900);
}

/* ─── NAV ───────────────────────────────────────────────────────── */
.nav-wrap {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--neutral-200);
}
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  height: 60px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--blue-800);
  letter-spacing: -.01em;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex: 1;
}
.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--neutral-600);
  transition: color .15s;
}
.nav-links a:hover { color: var(--blue-800); }

/* ─── HERO ──────────────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, var(--blue-900) 0%, var(--blue-800) 55%, #1a4e6e 100%);
  padding-block: clamp(var(--space-16), 12vw, var(--space-24)) clamp(var(--space-12), 10vw, var(--space-20));
  color: var(--white);
}
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
}
.hero-tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.65);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 99px;
  padding: 0.3rem 0.9rem;
  margin-bottom: var(--space-5);
}
.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.03em;
  margin-bottom: var(--space-6);
}
.hero-accent {
  color: #5bb8ff;
}
.hero-sub {
  font-size: var(--text-base);
  line-height: 1.65;
  color: rgba(255,255,255,.78);
  max-width: 580px;
  margin-bottom: var(--space-8);
}
.hero-ctas {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-10);
}
.hero-ctas .btn-ghost {
  color: rgba(255,255,255,.8);
  border-color: rgba(255,255,255,.25);
}
.hero-ctas .btn-ghost:hover {
  background: rgba(255,255,255,.1);
  color: var(--white);
}

/* Label pills */
.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 0.35rem 0.8rem;
  border-radius: 99px;
  border: 1px solid;
  backdrop-filter: blur(8px);
}
.pill-green  { background: rgba(0,0,0,.25);  border-color: #86efac;  color: #ffffff; }
.pill-blue   { background: rgba(0,0,0,.25);  border-color: #93c5fd;  color: #ffffff; }
.pill-red    { background: rgba(0,0,0,.25);  border-color: #fca5a5;  color: #ffffff; }
.pill-amber  { background: rgba(0,0,0,.25);  border-color: #fde68a;  color: #ffffff; }

/* ─── PROOF BAND ────────────────────────────────────────────────── */
.proof-band {
  background: var(--neutral-50);
  border-bottom: 1px solid var(--neutral-200);
  padding-block: var(--space-4);
}
.proof-inner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
}
.proof-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--neutral-600);
}
.proof-sep { color: var(--neutral-400); font-size: var(--text-xs); }

/* ─── SECTION BASE ──────────────────────────────────────────────── */
.section {
  padding-block: clamp(var(--space-16), 10vw, var(--space-24));
}
.section-alt { background: var(--neutral-50); }
.section-head {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}
.section-tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue-700);
  margin-bottom: var(--space-3);
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.025em;
  color: var(--neutral-900);
  margin-bottom: var(--space-4);
}
.section-sub {
  font-size: var(--text-base);
  color: var(--neutral-600);
  line-height: 1.65;
}

/* ─── LABELS GRID ───────────────────────────────────────────────── */
.labels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-5);
}
.label-card {
  background: var(--white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s, transform .2s;
}
.label-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}
.label-card-green { border-top: 4px solid var(--green-600); }
.label-card-blue  { border-top: 4px solid var(--blue-700); }
.label-card-red   { border-top: 4px solid var(--red-600); }
.label-card-amber { border-top: 4px solid var(--amber-600); }

.label-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.label-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.label-dot-green { background: var(--green-600); }
.label-dot-blue  { background: var(--blue-700); }
.label-dot-red   { background: var(--red-600); }
.label-dot-amber { background: var(--amber-600); }

.label-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--neutral-900);
}
.label-desc {
  font-size: var(--text-sm);
  color: var(--neutral-600);
  line-height: 1.6;
  margin-bottom: var(--space-5);
}
.label-ex {
  background: var(--neutral-50);
  border-radius: var(--radius);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
}
.label-ex-title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--neutral-500);
  margin-bottom: var(--space-2);
}
.label-ex li {
  font-size: var(--text-xs);
  color: var(--neutral-700);
  padding-left: var(--space-3);
  position: relative;
  margin-bottom: var(--space-1);
  line-height: 1.5;
}
.label-ex li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--neutral-400);
  font-size: 0.7rem;
  top: 1px;
}
.label-ref {
  font-size: var(--text-xs);
  color: var(--neutral-500);
  font-weight: 600;
  font-family: var(--font-display);
}

/* ─── STEPS ─────────────────────────────────────────────────────── */
.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 680px;
  margin-inline: auto;
}
.step {
  display: flex;
  gap: var(--space-6);
  align-items: flex-start;
}
.step-num {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--blue-800);
  color: var(--white);
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 4px var(--blue-100);
  position: relative;
  z-index: 1;
}
.step-content {
  padding-block: var(--space-2) var(--space-8);
}
.step-content h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--neutral-900);
  margin-bottom: var(--space-2);
}
.step-content p {
  font-size: var(--text-sm);
  color: var(--neutral-600);
  line-height: 1.65;
  max-width: 520px;
}
.step-connector {
  width: 44px;
  flex-shrink: 0;
  display: flex;
  justify-content: center;
  padding-block: 0;
  height: 36px;
}
.step-connector::before {
  content: "";
  display: block;
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, var(--blue-200, #bfdbfe), var(--blue-100, #dbeafe));
}

/* ─── FEATURES GRID ─────────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-5);
}
.feature {
  background: var(--white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: box-shadow .2s;
}
.feature:hover { box-shadow: var(--shadow-md); }
.feature-icon {
  width: 40px;
  height: 40px;
  background: var(--blue-50);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-700);
  margin-bottom: var(--space-4);
}
.feature h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--neutral-900);
  margin-bottom: var(--space-2);
}
.feature p {
  font-size: var(--text-sm);
  color: var(--neutral-600);
  line-height: 1.6;
}

/* ─── DARK SECTION ──────────────────────────────────────────────── */
.section-dark {
  background: var(--neutral-900);
  color: var(--white);
}
.section-tag-light { color: #93c5fd; }
.section-title-light { color: var(--white); }
.section-sub-light { color: rgba(255,255,255,.65); }

.grondslag-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-5);
}
.grondslag-item {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
}
.grondslag-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.grondslag-list li {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.65);
  line-height: 1.55;
  margin-bottom: var(--space-2);
  padding-left: var(--space-3);
  position: relative;
}
.grondslag-list li::before {
  content: "›";
  position: absolute;
  left: 0;
  color: #93c5fd;
  font-weight: 700;
}

/* ─── CTA SECTION ────────────────────────────────────────────────── */
.cta-section {
  background: linear-gradient(135deg, var(--blue-50) 0%, var(--white) 100%);
  border-top: 1px solid var(--blue-100);
}
.cta-inner {
  text-align: center;
  max-width: 560px;
  margin-inline: auto;
}
.cta-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -.025em;
  color: var(--neutral-900);
  margin-bottom: var(--space-4);
}
.cta-sub {
  font-size: var(--text-base);
  color: var(--neutral-600);
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

/* ─── FOOTER ─────────────────────────────────────────────────────── */
.footer {
  background: var(--neutral-900);
  padding-block: var(--space-8);
  border-top: 1px solid var(--neutral-800);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--white);
}
.footer-copy {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.5);
}
.footer-disc {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.35);
  max-width: 600px;
  line-height: 1.5;
}

/* ─── Scroll animation ──────────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .55s ease, transform .55s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
/* Fallback: als JS niet draait, altijd zichtbaar */
@media (prefers-reduced-motion: reduce) {
  .fade-in { opacity: 1; transform: none; }
}

/* ─── RESPONSIVE ─────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .nav-links { display: none; }
  .hero-title { letter-spacing: -.02em; }
  .hero-ctas { flex-direction: column; align-items: flex-start; }
  .proof-inner { gap: var(--space-2); }
  .proof-sep { display: none; }
  .step { gap: var(--space-4); }
  .step-content { padding-block: var(--space-1) var(--space-6); }
}