:root {
  /* Logo-kleuren */
  --accent: #019ee3;       /* cyaan-blauw uit logo */
  --accent-2: #33b5ec;     /* lichtere variant */
  --accent-dark: #0379a8;  /* donkerder, voor hover */
  --ink: #20242b;          /* donkere tekst */
  --ink-soft: #3d434d;

  /* Grijze tinten */
  --bg: #d7dde4;           /* basis grijs */
  --bg-2: #cfd6df;         /* iets dieper grijs */
  --bg-3: #c4ccd6;         /* donkerste band */
  --surface: #eef1f5;      /* kaarten, lichter grijs */
  --surface-2: #e6eaf0;
  --line: rgba(30, 45, 65, 0.14);
  --text: #20242b;
  --muted: #5b626d;
  --radius: 16px;
  --radius-sm: 11px;
  --maxw: 1140px;
  --shadow: 0 18px 50px rgba(25, 40, 65, 0.18);
  --shadow-soft: 0 8px 24px rgba(25, 40, 65, 0.10);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, .nav__cta { font-family: 'Poppins', sans-serif; }

a { color: inherit; text-decoration: none; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.accent { color: var(--accent); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; font-weight: 600; font-size: 1rem;
  padding: 14px 26px; border-radius: 999px; cursor: pointer;
  border: 1px solid transparent; transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  white-space: nowrap;
}
.btn--accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #ffffff; box-shadow: 0 10px 26px rgba(1, 158, 227, 0.30);
}
.btn--accent:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(1, 158, 227, 0.42); }
.btn--ghost { background: rgba(255, 255, 255, 0.45); color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent-dark); transform: translateY(-2px); }
.btn--sm { padding: 10px 18px; font-size: .9rem; }
.btn--full { width: 100%; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  transition: background .3s ease, box-shadow .3s ease, padding .3s ease;
  padding: 16px 0;
}
.nav.scrolled {
  background: rgba(231, 235, 240, 0.90);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--line), 0 6px 24px rgba(25, 40, 65, 0.10);
  padding: 10px 0;
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; }
.nav__brand { display: flex; align-items: center; }
.nav__logo {
  height: 70px; width: auto; display: block;
  transition: height .3s ease;
}
.nav.scrolled .nav__logo { height: 54px; }

.nav__links { display: flex; align-items: center; gap: 28px; }
.nav__links a { color: var(--ink-soft); font-weight: 500; transition: color .2s ease; }
.nav__links a:hover { color: var(--accent-dark); }
.nav__cta { color: #ffffff !important; }

.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.nav__toggle span { width: 26px; height: 2px; background: var(--ink); border-radius: 2px; transition: .3s; }
.nav__toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.open span:nth-child(2) { opacity: 0; }
.nav__toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding: 150px 0 90px; overflow: hidden; }
.hero__bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(900px 540px at 82% -8%, rgba(1, 158, 227, 0.16), transparent 60%),
    radial-gradient(720px 520px at -5% 108%, rgba(51, 181, 236, 0.12), transparent 55%),
    linear-gradient(180deg, #e3e8ee, #d7dde4 55%, #c9d1da);
}
.hero__bg::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(30, 50, 75, 0.05) 1px, transparent 1px);
  background-size: 28px 28px;
}
/* groot logo-watermerk in de achtergrond (transparant logo) */
.hero__watermark {
  position: absolute; z-index: 0; top: 50%; right: -6%;
  transform: translateY(-50%);
  width: min(760px, 60vw); height: auto;
  opacity: 0.12;
  pointer-events: none; user-select: none;
}
.hero__inner { position: relative; z-index: 1; max-width: 760px; }
.hero__eyebrow {
  display: inline-block; color: var(--accent-dark); font-weight: 600; letter-spacing: .06em;
  text-transform: uppercase; font-size: .8rem; margin-bottom: 18px;
  padding: 7px 14px; border: 1px solid rgba(1, 158, 227, 0.25); border-radius: 999px;
  background: rgba(1, 158, 227, 0.08);
}
.hero__title { font-size: clamp(2.6rem, 6vw, 4.6rem); line-height: 1.05; font-weight: 800; letter-spacing: -0.02em; color: var(--ink); }
.hero__sub { color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.25rem); margin: 22px 0 32px; max-width: 620px; }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__badges { list-style: none; display: flex; gap: 10px; flex-wrap: wrap; margin-top: 40px; }
.hero__badges li {
  font-size: .9rem; color: var(--ink-soft); padding: 8px 15px;
  border: 1px solid var(--line); border-radius: 999px; background: rgba(255, 255, 255, 0.5);
}

/* ---------- Event pills ---------- */
.events { padding: 36px 0; background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.events__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.event-pill {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  font-family: 'Poppins', sans-serif; font-weight: 600; font-size: 1.05rem; color: var(--ink);
  padding: 18px; border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-soft);
}
.event-pill span { font-size: 1.4rem; }

/* ---------- Sections ---------- */
.section-head { max-width: 680px; margin: 0 auto 52px; text-align: center; }
.section-head__eyebrow { color: var(--accent-dark); font-weight: 600; text-transform: uppercase; letter-spacing: .08em; font-size: .8rem; margin-bottom: 12px; }
.section-head__title { font-size: clamp(1.8rem, 4vw, 2.7rem); line-height: 1.15; letter-spacing: -.01em; color: var(--ink); }
.section-head__lead { color: var(--muted); margin-top: 14px; font-size: 1.1rem; }

.services { padding: 100px 0; background: var(--bg); }
.services__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.card {
  background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px;
  box-shadow: var(--shadow-soft);
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.card:hover { transform: translateY(-6px); border-color: rgba(1, 158, 227, 0.45); box-shadow: var(--shadow); }
.card__icon {
  width: 58px; height: 58px; border-radius: 14px; display: grid; place-items: center;
  font-size: 1.7rem; margin-bottom: 18px;
  background: rgba(1, 158, 227, 0.12); border: 1px solid rgba(1, 158, 227, 0.24);
}
.card h3 { font-size: 1.3rem; margin-bottom: 8px; color: var(--ink); }
.card p { color: var(--muted); font-size: .96rem; margin-bottom: 16px; }
.card ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.card li { color: var(--ink-soft); font-size: .92rem; padding-left: 24px; position: relative; }
.card li::before {
  content: ""; position: absolute; left: 0; top: .55em;
  width: 9px; height: 9px; border-radius: 50%; background: var(--accent);
}

/* ---------- About ---------- */
.about { padding: 100px 0; background: var(--bg-3); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.about__inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }
.about__text .section-head__title { text-align: left; margin-bottom: 18px; }
.about__text p { color: var(--muted); margin-bottom: 16px; }
.about__quote {
  color: var(--ink) !important; font-family: 'Poppins', sans-serif; font-size: 1.25rem; font-weight: 600;
  border-left: 3px solid var(--accent); padding-left: 18px; margin-top: 8px;
}
.about__cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.mini-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 22px; display: flex; flex-direction: column; gap: 8px; box-shadow: var(--shadow-soft);
}
.mini-card strong { font-family: 'Poppins', sans-serif; font-size: 1.05rem; color: var(--accent-dark); }
.mini-card span { color: var(--muted); font-size: .9rem; }

/* ---------- Contact ---------- */
.contact { padding: 100px 0; background: var(--bg); }
.contact__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact__info .section-head__title { text-align: left; margin-bottom: 16px; }
.contact__info > p { color: var(--muted); margin-bottom: 28px; }
.contact__list { list-style: none; display: flex; flex-direction: column; gap: 20px; }
.contact__list li { display: flex; gap: 16px; align-items: center; }
.contact__ico {
  width: 48px; height: 48px; flex: 0 0 48px; border-radius: 12px; display: grid; place-items: center;
  font-size: 1.3rem; background: rgba(1, 158, 227, 0.12); border: 1px solid rgba(1, 158, 227, 0.24);
}
.contact__label { display: block; font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.contact__list a { font-weight: 600; color: var(--ink); transition: color .2s; }
.contact__list a:hover { color: var(--accent-dark); }

.contact__form {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; display: flex; flex-direction: column; gap: 16px; box-shadow: var(--shadow-soft);
}
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-size: .85rem; color: var(--muted); font-weight: 500; }
.field input, .field textarea {
  background: #fbfdff; border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 14px; color: var(--text); font: inherit; font-size: .95rem; resize: vertical;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(1, 158, 227, 0.16);
}
.form-status {
  margin: 2px 0 0; font-size: .92rem; font-weight: 500; min-height: 1.2em;
}
.form-status--ok {
  color: #0c7a4a; background: rgba(16, 185, 102, 0.10);
  border: 1px solid rgba(16, 185, 102, 0.30); border-radius: 10px; padding: 12px 14px;
}
.form-status--err {
  color: #b3261e; background: rgba(214, 40, 40, 0.08);
  border: 1px solid rgba(214, 40, 40, 0.28); border-radius: 10px; padding: 12px 14px;
}

/* ---------- Footer ---------- */
.footer { padding: 50px 0 40px; background: #b9c2cd; border-top: 1px solid var(--line); }
.footer__inner { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 12px; }
.footer__logo { height: 76px; }
.footer__tag { color: var(--ink); font-weight: 500; }
.footer__copy { color: var(--ink-soft); font-size: .85rem; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .about__inner, .contact__inner { grid-template-columns: 1fr; gap: 36px; }
  .hero__watermark { opacity: 0.09; right: -18%; }
}
@media (max-width: 760px) {
  .nav__toggle { display: flex; }
  .nav__links {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(231, 235, 240, 0.97); backdrop-filter: blur(12px);
    padding: 10px 24px 24px; border-bottom: 1px solid var(--line);
    box-shadow: 0 12px 24px rgba(25, 40, 65, 0.12);
    transform: translateY(-12px); opacity: 0; pointer-events: none; transition: .25s ease;
  }
  .nav__links.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav__links a { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .nav__cta { margin-top: 12px; text-align: center; }
  .events__grid { grid-template-columns: repeat(2, 1fr); }
  .about__cards { grid-template-columns: 1fr; }
  .hero__watermark { display: none; }
}
@media (max-width: 520px) {
  .services__grid { grid-template-columns: 1fr; }
}