:root {
  --navy: #0f2747;
  --navy-dark: #0a1c36;
  --blue: #2563eb;
  --blue-light: #eaf1ff;
  --gray-50: #f7f9fc;
  --gray-200: #e3e8f0;
  --gray-500: #64748b;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
/*
 * Twee sneden in plaats van "wat de computer heeft".
 *
 * Hiervoor stond hier de systeemstapel, en dan is het woordmerk op een Mac San
 * Francisco en op Windows Segoe UI — twee verschillende logo's dus, en dat is
 * geen huisstijl maar een toevalligheid. Nu is Cloudsys op elke machine
 * hetzelfde.
 *
 * Instrument Sans voor de koppen: iets smaller en met karakter, wat de zware
 * 800 van het woordmerk goed aankan. Inter voor de leestekst, want die is op
 * kleine maten gemaakt om gelezen te worden en niet om op te vallen.
 */
body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-feature-settings: "kern" 1, "liga" 1, "cv05" 1;
  color: var(--navy);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
img, svg { display: block; }
button { font-family: inherit; }

.icon { width: 24px; height: 24px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.icon-sm { width: 16px; height: 16px; }

.container {
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--gray-200);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.logo {
  display: inline-flex;
  align-items: baseline;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 1.875rem;
}
.logo .cloud { color: var(--navy); }
.logo .sys { color: var(--blue); }
.footer-brand .logo .cloud { color: #fff; }

/*
 * Acht menu-items, een woordmerk en een knop. Met 2 rem ertussen paste dat niet
 * op een gewoon scherm: "Control Hub" en "Over ons" braken in twee regels en de
 * knop viel over "Contact" heen. Dus een ruimte die meebuigt, niets dat afbreekt,
 * en het menu pas vanaf een breedte waar het werkelijk in past.
 */
.nav-desktop {
  display: none;
  align-items: center;
  gap: clamp(0.85rem, 1.6vw, 1.75rem);
}
.nav-desktop a {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(15, 39, 71, 0.78);
  white-space: nowrap;
  transition: color 0.15s;
  position: relative;
  padding: 0.15rem 0;
}
/* Een streepje onder de pagina waar je bent: dat leest sneller dan alleen een
   kleurverschil, en het werkt ook voor wie kleuren niet goed onderscheidt. */
.nav-desktop a.active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  border-radius: 2px;
  background: var(--blue);
}
.nav-desktop a:hover,
.nav-desktop a.active { color: var(--blue); }

/*
 * Met één klasse verloor dit van `.btn` een paar regels verder: gelijke
 * zwaarte, en dan wint de laatste. Dus stond deze knop óók op een telefoon in
 * beeld, midden in de balk naast het hamburgermenu. Twee klassen erbij en de
 * volgorde in het bestand doet niet meer mee.
 */
.site-header .header-cta { display: none; }

.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--navy);
  padding: 0.5rem;
}

/* Vanaf 1024 en niet vanaf 768: met acht items, een woordmerk en een knop is
   dat de breedte waarop het werkelijk past. Daaronder hoort het in de la. */
@media (min-width: 1024px) {
  .nav-desktop { display: flex; }
  .site-header .header-cta { display: inline-flex; }
  .menu-toggle { display: none; }
}

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  border-top: 1px solid var(--gray-200);
  padding: 1rem 1.5rem 1.5rem;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  padding: 0.625rem 0;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--navy);
}
.nav-mobile a.active { color: var(--blue); }
.nav-mobile .btn { margin-top: 0.5rem; align-self: flex-start; }

@media (min-width: 768px) {
  .nav-mobile { display: none !important; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 9999px;
  padding: 0.875rem 2rem;
  font-size: 0.875rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s, color 0.15s, border-color 0.15s;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--navy); }
.btn-secondary { background: #fff; color: var(--navy); border-color: var(--gray-200); }
.btn-secondary:hover { border-color: var(--blue); color: var(--blue); }
.btn-on-navy:hover { background: #fff; color: var(--navy); }
.btn-sm { padding: 0.625rem 1.25rem; }
.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--blue);
}
.btn-link:hover { color: var(--navy); }

/* Sections */
.section { padding: 5rem 0; }
.section-sm { padding: 4rem 0; }
.bg-gray { background: var(--gray-50); }
.bg-navy { background: var(--navy); color: #fff; }
.text-center { text-align: center; }

.eyebrow {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--blue);
}
.muted { color: var(--gray-500); }
.lead {
  margin: 1.5rem auto 0;
  max-width: 42rem;
  font-size: 1.125rem;
  color: var(--gray-500);
}

h1, h2, h3, .logo {
  font-family: "Instrument Sans", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  letter-spacing: -0.025em;
  margin: 0;
  text-wrap: balance;
}
h2 {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--navy);
}
.bg-navy h2 { color: #fff; }
@media (min-width: 768px) {
  h2 { font-size: 2.25rem; }
}
.section-intro { max-width: 42rem; margin: 0 auto 1rem; }
.section-intro p { margin-top: 1rem; }

/* Hero */
/*
 * De hero. Het verloop was een vlakke blauwe was van boven naar beneden; nu een
 * zachte gloed achter de kop en een haarfijn raster, zodat het wit onderin niet
 * zomaar ophoudt. Het raster is bijna niet te zien — dat is de bedoeling: het
 * geeft diepte zonder iets te zeggen.
 */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 50% -10%, var(--blue-light) 0%, rgba(234, 241, 255, 0) 62%),
    #fff;
  text-align: center;
  padding: clamp(4rem, 9vw, 7rem) 0 clamp(3.5rem, 7vw, 5.5rem);
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(15, 39, 71, .045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 39, 71, .045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(80% 60% at 50% 0%, #000 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(80% 60% at 50% 0%, #000 0%, transparent 75%);
  pointer-events: none;
}
.hero > * { position: relative; }

.hero h1 {
  margin: 1.25rem auto 0;
  max-width: 46rem;
  font-size: clamp(2.25rem, 5.4vw, 3.75rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.05;
  letter-spacing: -0.035em;
}
.hero p {
  margin: 1.5rem auto 0;
  /* Rond de 65 tekens per regel: daarboven verliest het oog de volgende regel. */
  max-width: 36rem;
  font-size: 1.1875rem;
  line-height: 1.6;
  color: var(--gray-500);
}
.hero-actions {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}
@media (min-width: 640px) {
  .hero-actions { flex-direction: row; }
}
@media (min-width: 768px) {
  .hero { padding: 7rem 0; }
  .hero h1 { font-size: 3.75rem; }
}

/* Hero media */
.hero-media { margin: 3rem auto 0; max-width: 56rem; }
.hero-media img {
  width: 100%;
  border-radius: 1rem;
  box-shadow: 0 20px 40px -15px rgba(15, 39, 71, 0.2);
}

/* Page hero (smaller) */
.page-hero {
  background: linear-gradient(to bottom, var(--blue-light), #fff);
  text-align: center;
  padding: 4rem 0;
}
.page-hero h1 {
  margin: 1rem auto 0;
  max-width: 48rem;
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--navy);
}
.page-hero p {
  margin: 1.5rem auto 0;
  max-width: 42rem;
  font-size: 1.125rem;
  color: var(--gray-500);
}
@media (min-width: 768px) {
  .page-hero { padding: 5rem 0; }
  .page-hero h1 { font-size: 3rem; }
}

/* Page hero media */
.page-hero-media { margin: 2.5rem auto 0; max-width: 48rem; }
.page-hero-media img {
  width: 100%;
  border-radius: 1rem;
  box-shadow: 0 20px 40px -15px rgba(15, 39, 71, 0.15);
}

/* Icon boxes */
.icon-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  flex-shrink: 0;
}
.icon-box-blue { background: var(--blue-light); color: var(--blue); }
.icon-box-navy { background: var(--navy); color: #fff; }

/* Cards */
.card {
  border: 1px solid var(--gray-200);
  border-radius: 1rem;
  background: #fff;
  padding: 2rem;
}
.card-gray { background: var(--gray-50); border-color: var(--gray-200); }
/*
 * Bij aanwijzen komt de kaart iets op en wordt de rand blauw. Twee millimeter en
 * één tint — genoeg om te merken dat het een kaart is waar je op kunt, niet
 * zoveel dat de pagina begint te wiebelen als je erlangs beweegt.
 */
.card-hover { transition: box-shadow .18s ease, transform .18s ease, border-color .18s ease; }
.card-hover:hover {
  box-shadow: 0 12px 28px -12px rgba(15, 39, 71, .18);
  border-color: rgba(37, 99, 235, .35);
  transform: translateY(-2px);
}
@media (prefers-reduced-motion: reduce) {
  .card-hover { transition: none; }
  .card-hover:hover { transform: none; }
}
.card h3 {
  margin-top: 1.25rem;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--navy);
}
.card p {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* Grids */
.challenges-grid, .services-grid, .diff-grid, .values-grid, .team-grid, .diensten-grid, .contact-grid, .footer-grid {
  display: grid;
  gap: 1.5rem;
}
.challenges-grid { grid-template-columns: 1fr; margin-top: 3rem; }
.services-grid { grid-template-columns: 1fr; margin-top: 3rem; }
.diff-grid { grid-template-columns: 1fr; gap: 2rem; margin-top: 3rem; }
.values-grid { grid-template-columns: 1fr; gap: 2rem; margin-top: 3rem; }
.team-grid { grid-template-columns: 1fr; margin-top: 3rem; }
.diensten-grid { grid-template-columns: 1fr; gap: 2rem; }
.contact-grid { grid-template-columns: 1fr; gap: 3rem; }
.footer-grid { grid-template-columns: 1fr; gap: 2.5rem; }

@media (min-width: 640px) {
  .services-grid, .diff-grid, .values-grid, .team-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 768px) {
  .challenges-grid { grid-template-columns: repeat(3, 1fr); }
  .diensten-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 1024px) {
  .services-grid, .diff-grid { grid-template-columns: repeat(3, 1fr); }
  .values-grid, .team-grid { grid-template-columns: repeat(4, 1fr); }
}

/* Differentiator item */
.diff-item { display: flex; gap: 1rem; }
.diff-item h3 { font-size: 1rem; font-weight: 600; color: var(--navy); }
.diff-item p { margin-top: 0.25rem; font-size: 0.875rem; color: var(--gray-500); }

/* CTA */
.cta { text-align: center; padding: 4rem 0; }
.cta p { margin: 1rem auto 0; max-width: 36rem; color: rgba(255, 255, 255, 0.7); }
.cta .btn-wrap { margin-top: 2rem; }

/* Diensten page */
.service-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 0.75rem;
  margin-bottom: 1.25rem;
}
.service-detail h2 { margin-top: 1.25rem; font-size: 1.25rem; font-weight: 600; }
.service-detail > p { margin-top: 0.5rem; font-size: 0.875rem; color: var(--gray-500); }
.service-detail ul { margin-top: 1.25rem; display: flex; flex-direction: column; gap: 0.5rem; }
.service-detail li { display: flex; align-items: flex-start; gap: 0.5rem; font-size: 0.875rem; color: rgba(15, 39, 71, 0.8); }
.service-detail li .icon { margin-top: 0.125rem; color: var(--blue); width: 1rem; height: 1rem; }

/* Over ons */
.values-grid .card, .team-grid .card { text-align: center; }
.values-grid .icon-box, .team-avatar, .team-avatar-img { margin: 0 auto; }
.team-avatar {
  width: 4rem; height: 4rem; border-radius: 9999px;
  background: var(--blue-light); color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem; font-weight: 700;
}
.team-avatar-img {
  width: 4rem; height: 4rem; border-radius: 9999px;
  object-fit: cover;
}
.team-grid .card h3 { margin-top: 1rem; }
.team-grid .role { font-size: 0.875rem; font-weight: 500; color: var(--blue); margin-top: 0.25rem; }

.mission {
  max-width: 56rem;
  margin: 0 auto;
  text-align: center;
}
.mission p { margin-top: 1.5rem; font-size: 1.125rem; line-height: 1.7; color: var(--gray-500); }

/* Contact */
.contact-detail { display: flex; align-items: flex-start; gap: 1rem; }
.contact-detail .label { font-size: 0.875rem; font-weight: 600; color: var(--navy); margin: 0; }
.contact-detail .value, .contact-detail a { font-size: 0.875rem; color: var(--gray-500); }
.contact-detail a:hover { color: var(--blue); }
.contact-details { margin-top: 2rem; display: flex; flex-direction: column; gap: 1.5rem; }

.contact-form { margin-top: 2rem; display: flex; flex-direction: column; gap: 1.25rem; }
.form-row { display: grid; gap: 1.25rem; grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .form-row { grid-template-columns: repeat(2, 1fr); }
}
.field label { display: block; font-size: 0.875rem; font-weight: 500; color: var(--navy); margin-bottom: 0.5rem; }
.field input, .field textarea {
  width: 100%;
  border: 1px solid var(--gray-200);
  border-radius: 0.5rem;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  color: var(--navy);
  font-family: inherit;
  outline: none;
}
.field input:focus, .field textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 1px var(--blue); }
.form-success {
  border: 1px solid var(--gray-200);
  border-radius: 1rem;
  background: var(--blue-light);
  padding: 2rem;
  text-align: center;
}
.form-success h3 { font-size: 1.125rem; font-weight: 600; color: var(--navy); margin: 0; }
.form-success p { margin-top: 0.5rem; font-size: 0.875rem; color: var(--gray-500); }

/* Footer */
.site-footer { border-top: 1px solid var(--gray-200); background: var(--navy); color: #fff; }
.site-footer .container { padding-top: 3rem; padding-bottom: 3rem; }
.site-footer h3 {
  font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255, 255, 255, 0.5);
}
.footer-brand p { margin-top: 1rem; font-size: 0.875rem; color: rgba(255, 255, 255, 0.7); }
.site-footer ul { margin-top: 1rem; display: flex; flex-direction: column; gap: 0.5rem; font-size: 0.875rem; }
.site-footer ul li, .site-footer ul li a { color: rgba(255, 255, 255, 0.8); }
.site-footer ul li a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.5rem;
  text-align: center;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
}