/* === Kleuren & Thema === */
:root {
  --primary: #1a3e5f; /* diep blauwgroen */
  --accent: #46a094; /* zacht groenblauw */
  --background: #eef4f3; /* lichte, frisse achtergrond */
  --text: #222222; /* bijna zwart, goed leesbaar */
  --link: #145a7a; /* diepe blauw voor links */
  --link-hover: #1b7b91;
  --card: #ffffff;
  --muted: #dbe9e7; /* zachte grijs-groene tint */
  --radius: 8px;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

/* === Basis === */
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  background-color: var(--background);
  color: var(--text);
  line-height: 1.7;
}

/* === Typografie === */
h1,
h2,
h3 {
  color: var(--primary);
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  color: var(--link-hover);
}

/* === Layout === */
main {
  max-width: 700px;
  margin: 3rem auto;
  padding: 1rem;
}

/* === Navigatie === */
header {
  padding: 1rem;
  background-color: var(--card);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  max-width: 700px;
  margin: 2rem auto 1rem auto;
}

nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #f9fdfc;
  padding: 1rem;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

nav ul li {
  margin: 0;
}

/* === Banner === */
.banner {
  background: linear-gradient(135deg, #e0f7fa, #f1f8f9);
  padding: 1rem 0;
  text-align: center;
  margin-bottom: 2rem;
  border-radius: 16px;
}

.banner img {
  width: 100%;
  max-width: 960px;
  border-radius: 16px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

/* === Footer === */
.site-footer {
  background-color: #f5f5f5;
  padding: 2rem;
  font-size: 0.9rem;
  text-align: center;
  color: #333;
  margin-top: 4rem;
  border-top: 1px solid #ccc;
}

.site-footer a {
  color: #006699;
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

footer {
  text-align: center;
  font-size: 0.9rem;
  color: #666;
  padding: 2rem 0;
}

/* === Responsiviteit === */
@media (max-width: 768px) {
  main {
    margin: 1rem;
  }

  header {
    margin: 1rem;
  }

  .banner img {
    max-width: 100%;
    border-radius: 8px;
  }

  nav ul {
    flex-direction: column;
    gap: 0.5rem;
  }
}
/* --- Hero banner section --- */
.hero-banner {
  position: relative;
  text-align: center;
  margin-bottom: 3rem;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}

.hero-banner img.banner-image {
  width: 100%;
  height: auto;
  display: block;
}

.hero-banner .hero-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #ffffff;
  text-shadow: 0 3px 8px rgba(0, 0, 0, 0.5);
  background: rgba(26, 62, 95, 0.4); /* jouw blauw, semi-transparant */
  padding: 1.5rem 2rem;
  border-radius: 8px;
}

.hero-banner h1 {
  margin: 0 0 0.5rem 0;
  font-size: 2rem;
  font-weight: 700;
}

.hero-banner p {
  font-size: 1.2rem;
  margin: 0;
  font-weight: 400;
}
/* --- Kennisbank lay-out --- */
.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.article-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
}

.article-list li {
  background: var(--card);
  padding: 1rem 1.5rem;
  margin-bottom: 1rem;
  border-radius: 10px;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.article-list li:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.1);
}

.article-list a {
  color: var(--primary);
  text-decoration: none;
}

.article-list a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.cta-block {
  background: linear-gradient(135deg, #1a3e5f, #46a094);
  color: white;
  text-align: center;
  padding: 2rem 1.5rem;
  border-radius: 12px;
  margin-top: 3rem;
}

.cta-block a.btn.primary {
  display: inline-block;
  background: white;
  color: #1a3e5f;
  padding: 0.8rem 1.5rem;
  border-radius: 6px;
  margin-top: 1rem;
  font-weight: 600;
  text-decoration: none;
}

.cta-block a.btn.primary:hover {
  background: #e0f7fa;
}
/* --- Hero (compacter, betere leesbaarheid) --- */
.hero {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  margin: 2rem 0 2.5rem;
  box-shadow: var(--shadow);
}

.hero--compact .hero__inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: clamp(2rem, 5vw, 3.5rem) clamp(1rem, 3vw, 2rem);
}

.hero__inner h1 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.6rem, 3.6vw, 2.4rem);
  color: #0a3e57;
  text-wrap: balance;
}

.hero__sub {
  margin: 0 auto 1rem;
  max-width: 760px;
  color: #0e5069;
  font-size: clamp(1rem, 2.2vw, 1.15rem);
}

.hero__cta {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons in hero */
.btn {
  display: inline-block;
  text-decoration: none;
  border-radius: 10px;
  padding: 0.7rem 1.1rem;
  font-weight: 600;
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.btn--primary {
  background: var(--primary);
  color: #fff;
  border-color: transparent;
}

.btn--ghost {
  background: #fff;
  color: var(--primary);
}

/* Achtergrondbeeld met subtiele overlay voor contrast */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  /* zachte overlay zodat tekst altijd leesbaar is op de banner */
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.65) 0%,
    rgba(255, 255, 255, 0.55) 40%,
    rgba(255, 255, 255, 0.65) 100%
  );
}

/* Mobiel iets compacter */
@media (max-width: 768px) {
  .hero__cta .btn {
    width: 100%;
    text-align: center;
  }
}
/* --- Navigatie verbetering --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px) saturate(130%);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: background 0.3s ease;
}

.nav {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0.8rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav .brand {
  font-weight: 700;
  letter-spacing: 0.3px;
  color: var(--primary);
  text-decoration: none;
  font-size: 1.1rem;
}

.nav .links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav a {
  text-decoration: none;
  color: var(--text);
  opacity: 0.85;
  transition: color 0.2s ease, opacity 0.2s ease;
}

.nav a:hover {
  opacity: 1;
  color: var(--primary);
  text-decoration: underline;
}

.lang-switch {
  font-size: 0.95rem;
  opacity: 0.9;
}

.lang-switch a {
  margin: 0 0.2rem;
}

/* Mobiel menu */
.menu-toggle {
  display: none;
}
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 4px 0;
  background-color: var(--primary);
}

/* Responsive weergave */
@media (max-width: 780px) {
  .hamburger {
    display: flex;
  }
  .links {
    display: none;
    flex-direction: column;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.97);
    position: absolute;
    top: 56px;
    right: 1rem;
    left: 1rem;
    padding: 1rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  }
  .menu-toggle:checked + .hamburger + .links {
    display: flex;
  }
}
/* --- Dienstenpagina --- */
.services-intro {
  text-align: center;
  margin-bottom: 2.5rem;
}

.services-intro p {
  max-width: 700px;
  margin: 0.5rem auto 0;
  font-size: 1.1rem;
  color: #333;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.service-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}

.service-card h2 {
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.cta-block {
  text-align: center;
  background: linear-gradient(135deg, #e6f5f3, #f3fbfa);
  padding: 2.5rem 1rem;
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.cta-block h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}
/* --- Kennisbank --- */
.kb-intro {
  text-align: center;
  margin-bottom: 2.5rem;
}

.kb-intro p {
  max-width: 700px;
  margin: 0.5rem auto;
  font-size: 1.1rem;
  color: #333;
}

.kb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.kb-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.kb-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}

.kb-card h2 {
  color: var(--primary);
  margin-bottom: 0.75rem;
}