*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --cobalt: #1a3a7c;
  --cobalt-deep: #0d2154;
  --cobalt-mid: #2a4fa0;
  --cobalt-light: #d6e0f5;
  --cobalt-pale: #eef2fb;
  --warm: #f7f4ef;
  --gold: #b5843a;
  --ink: #0d1a38;
  --muted: rgba(13,26,56,0.65);
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'Jost', 'Helvetica Neue', sans-serif;
}
html { scroll-behavior: smooth; }
body {
  background: var(--cobalt-pale);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 300;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}

/* NAV */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.75rem 3rem;
  background: rgba(238,242,251,0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(26,58,124,0.08);
}
.logo-wrap { display: flex; flex-direction: row; align-items: center; gap: 0.75rem; text-decoration: none; }
.logo-main {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cobalt-deep);
}
.logo-aer {
  font-size: 0.48rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a {
  color: var(--cobalt);
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 300;
  opacity: 0.6;
  transition: opacity 0.3s;
}
.nav-links a:hover { opacity: 1; }
.nav-links a.active { opacity: 1; border-bottom: 1px solid var(--gold); padding-bottom: 2px; }

/* PAGE HEADER */
.page-header {
  padding: 10rem 3rem 6rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: end;
  border-bottom: 1px solid rgba(26,58,124,0.1);
  background: var(--cobalt-pale);
}
.page-eyebrow {
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
}
.page-title {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 300;
  line-height: 1.1;
  color: var(--cobalt-deep);
}
.page-title em { font-style: italic; color: var(--cobalt-mid); }
.header-right {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding-bottom: 0.5rem;
}
.header-right p {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 300;
  line-height: 1.55;
  color: var(--cobalt-deep);
}
.header-right .sub {
  font-size: 0.95rem;
  font-family: var(--sans);
  line-height: 1.8;
  color: var(--muted);
}

/* INTRO */
.intro {
  padding: 7rem 3rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
  background: #fff;
}
.section-eyebrow {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
}
.intro-left h2 {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 300;
  color: var(--cobalt-deep);
  line-height: 1.25;
}
.intro-right p {
  font-size: 0.95rem;
  line-height: 1.95;
  color: var(--muted);
  margin-bottom: 1.25rem;
}
.intro-right p:last-child { margin-bottom: 0; }

/* THEMA'S */
.themas {
  padding: 7rem 3rem;
  background: var(--cobalt-pale);
}
.themas-header {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-bottom: 4rem;
}
.themas-rule { flex: 1; height: 1px; background: rgba(26,58,124,0.12); }
.themas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.thema {
  background: #fff;
  border: 1px solid rgba(26,58,124,0.1);
  padding: 2.5rem 2rem;
  transition: border-color 0.4s, box-shadow 0.4s;
}
.thema:hover {
  border-color: rgba(26,58,124,0.25);
  box-shadow: 0 4px 24px rgba(26,58,124,0.06);
}
.thema-num {
  font-family: var(--serif);
  font-size: 0.68rem;
  color: var(--gold);
  opacity: 0.7;
  margin-bottom: 1rem;
}
.thema h3 {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--cobalt-deep);
  margin-bottom: 0.6rem;
  line-height: 1.2;
}
.thema p {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--muted);
}

/* PROFESSIONALS */
.professionals {
  padding: 7rem 3rem;
  background: var(--cobalt-deep);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}
.prof-left h2 {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 300;
  color: var(--warm);
  line-height: 1.25;
}
.prof-left .section-eyebrow { color: var(--gold); }
.prof-right p {
  font-size: 0.95rem;
  line-height: 1.95;
  color: rgba(247,244,239,0.6);
  margin-bottom: 2rem;
}
.prof-lijst { display: flex; flex-direction: column; }
.prof-item {
  display: flex;
  gap: 1.25rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(247,244,239,0.07);
  font-size: 0.95rem;
  color: rgba(247,244,239,0.7);
  line-height: 1.5;
}
.prof-item:first-child { border-top: 1px solid rgba(247,244,239,0.07); }
.prof-dash { color: var(--gold); opacity: 0.6; flex-shrink: 0; }

/* FORMATS */
.formats {
  padding: 7rem 3rem;
  background: #fff;
  border-top: 1px solid rgba(26,58,124,0.08);
}
.formats h2 {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 300;
  color: var(--cobalt-deep);
  margin-bottom: 4rem;
  line-height: 1.3;
  max-width: 500px;
}
.formats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.format {
  padding: 2.5rem 2rem;
  border: 1px solid rgba(26,58,124,0.1);
  background: var(--cobalt-pale);
  transition: background 0.4s, border-color 0.4s;
}
.format:hover {
  background: #fff;
  border-color: rgba(26,58,124,0.2);
}
.format-duur {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  opacity: 0.8;
  margin-bottom: 1rem;
}
.format h3 {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--cobalt-deep);
  margin-bottom: 0.75rem;
  line-height: 1.2;
}
.format p {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--muted);
}

/* HOE HET VERLOOPT */
.verloop {
  padding: 7rem 3rem;
  background: var(--cobalt-pale);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}
.verloop-left h2 {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 300;
  color: var(--cobalt-deep);
  line-height: 1.25;
  margin-bottom: 1.5rem;
}
.verloop-left p {
  font-size: 0.95rem;
  line-height: 1.95;
  color: var(--muted);
  margin-bottom: 1rem;
}
.verloop-stappen { display: flex; flex-direction: column; }
.verloop-stap {
  display: flex;
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(26,58,124,0.08);
  align-items: flex-start;
}
.verloop-stap:first-child { border-top: 1px solid rgba(26,58,124,0.08); }
.vstap-num {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--cobalt);
  opacity: 0.2;
  min-width: 2rem;
  line-height: 1;
  padding-top: 0.1rem;
}
.vstap-content h4 {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--cobalt-deep);
  margin-bottom: 0.3rem;
}
.vstap-content p {
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--muted);
}

/* NIET / WEL */
.niet-wel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin: 0 3rem 3rem;
}
.niet, .wel {
  padding: 4rem 3.5rem;
}
.niet { background: #fff; border: 1px solid rgba(26,58,124,0.08); }
.wel { background: var(--cobalt-deep); }
.niet-wel-label {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 2rem;
}
.niet .niet-wel-label { color: rgba(13,26,56,0.35); }
.wel .niet-wel-label { color: var(--gold); }
.lijst { display: flex; flex-direction: column; }
.lijst-item {
  display: flex;
  gap: 1.25rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(13,26,56,0.06);
  font-size: 0.92rem;
  line-height: 1.6;
}
.wel .lijst-item { border-bottom-color: rgba(247,244,239,0.06); }
.lijst-item:first-child { border-top: 1px solid rgba(13,26,56,0.06); }
.wel .lijst-item:first-child { border-top-color: rgba(247,244,239,0.06); }
.niet .lijst-item { color: var(--muted); }
.wel .lijst-item { color: rgba(247,244,239,0.65); }
.marker-niet { color: rgba(13,26,56,0.2); flex-shrink: 0; }
.marker-wel { color: var(--gold); flex-shrink: 0; opacity: 0.7; }

/* TARIEF */
.tarief {
  padding: 6rem 3rem;
  background: #fff;
  border-top: 1px solid rgba(26,58,124,0.08);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}
.tarief-left h2 {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 300;
  color: var(--cobalt-deep);
  line-height: 1.3;
  margin-bottom: 1.25rem;
}
.tarief-left p {
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--muted);
}
.tarief-right {
  border: 1px solid rgba(26,58,124,0.12);
  padding: 3rem;
  background: var(--cobalt-pale);
}
.tarief-prijs {
  font-family: var(--serif);
  font-size: 3rem;
  font-weight: 300;
  color: var(--cobalt-deep);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.tarief-sub {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 2rem;
}
.tarief-items { display: flex; flex-direction: column; gap: 0; }
.tarief-item {
  display: flex;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(26,58,124,0.08);
  font-size: 0.88rem;
  color: var(--muted);
}
.tarief-item:first-child { border-top: 1px solid rgba(26,58,124,0.08); }
.tarief-check { color: var(--gold); flex-shrink: 0; }

/* CONTACT */
.contact-strip {
  margin: 0 3rem 6rem;
  background: var(--cobalt);
  padding: 4rem 5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 3rem;
}
.contact-strip h2 {
  font-family: var(--serif);
  font-size: clamp(1.5rem,3vw,2.2rem);
  font-weight: 300;
  color: var(--warm);
  margin-bottom: 0.5rem;
}
.contact-strip p { font-size: 0.82rem; color: rgba(247,244,239,0.5); letter-spacing: 0.03em; }
.cta-btn {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cobalt-deep);
  background: var(--warm);
  padding: 1rem 2.5rem;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.3s;
  flex-shrink: 0;
  font-weight: 400;
}
.cta-btn:hover { background: var(--cobalt-light); }

/* FOOTER */
footer {
  padding: 2.5rem 3rem;
  border-top: 1px solid rgba(26,58,124,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
footer p { font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(13,26,56,0.3); }
.footer-links { display: flex; gap: 2rem; }
footer a { color: rgba(13,26,56,0.35); text-decoration: none; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; transition: color 0.3s; }
footer a:hover { color: var(--cobalt); }

@media (max-width: 768px) {
  nav {
    padding: 1.25rem 1.5rem;
  }
  .nav-links {
    display: none;
  }

  .page-header,
  .intro,
  .profile-section,
  .aanpak,
  .muziek-sectie,
  .voor-wie,
  .verloop,
  .tarief,
  .oa-sectie,
  .muziek,
  .niet-wel,
  .wat,
  .contact-strip,
  .professionals {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding: 4rem 1.5rem;
  }

  .page-header {
    padding: 7rem 1.5rem 3rem;
  }

  .hero {
    padding: 0 1.5rem 3rem;
    min-height: 55vh;
  }

  .hero-title {
    font-size: clamp(2.5rem, 12vw, 4rem);
  }

  .aer-strip {
    grid-template-columns: 1fr;
  }
  .aer-item {
    border-right: none;
    border-bottom: 1px solid rgba(26,58,124,0.08);
    padding: 2rem 1.5rem;
  }
  .aer-item:last-child { border-bottom: none; }

  .intro-strip {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 4rem 1.5rem;
  }

  .diensten-grid,
  .themas-grid,
  .formats-grid,
  .vw-grid,
  .lagen-grid,
  .stappen,
  .voor-wie .vw-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .facts-strip {
    grid-template-columns: 1fr 1fr;
  }
  .fact {
    border-right: none;
    border-bottom: 1px solid rgba(26,58,124,0.08);
    padding: 1.75rem 1.5rem;
  }

  .featured {
    margin: 0 1.5rem 2rem;
    padding: 3rem 2rem;
  }
  .featured-body {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .niet-wel {
    grid-template-columns: 1fr;
    margin: 0 1.5rem 2rem;
    gap: 2px;
  }

  .contact-strip {
    margin: 0 1.5rem 4rem;
    padding: 3rem 2rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 2rem;
  }

  .muziek {
    margin: 0 1.5rem 2rem;
    padding: 3rem 2rem;
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .oa-sectie {
    margin: 0 1.5rem 2rem;
    padding: 3rem 2rem;
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .tarief-right {
    padding: 2rem 1.5rem;
  }

  .profile-section {
    grid-template-columns: 1fr;
    padding: 4rem 1.5rem;
  }
  .photo-wrap img {
    aspect-ratio: 1/1;
  }

  .aanpak,
  .verloop,
  .themas,
  .formats,
  .hoe,
  .lagen,
  .voor-wie,
  .muziek-sectie,
  .diensten,
  .aanbod {
    padding: 4rem 1.5rem;
  }

  .voor-wie-items {
    grid-template-columns: 1fr;
  }

  footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem 1.5rem;
  }

  .section-header {
    margin-bottom: 2.5rem;
  }

  .formats-grid {
    gap: 1rem;
  }

  .hoe .stappen {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .stap {
    border-top: none;
    border-bottom: 1px solid rgba(26,58,124,0.08);
    padding: 1.5rem 0;
  }
  .stap:last-child { border-bottom: none; }
}


  .hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
  }
  .hamburger span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--cobalt-deep);
    transition: all 0.3s;
  }
  .nav-mobile {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(238,242,251,0.97);
    z-index: 99;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
  }
  .nav-mobile.open { display: flex; }
  .nav-mobile a {
    font-family: var(--serif);
    font-size: 2rem;
    font-weight: 300;
    color: var(--cobalt-deep);
    text-decoration: none;
    letter-spacing: 0.05em;
    opacity: 0.8;
  }
  .nav-mobile a:hover { opacity: 1; }
  .nav-mobile .close-btn {
    position: absolute;
    top: 1.75rem;
    right: 1.5rem;
    font-size: 1.5rem;
    color: var(--cobalt-deep);
    cursor: pointer;
    background: none;
    border: none;
    font-family: var(--sans);
    opacity: 0.5;
  }
  @media (max-width: 768px) {
    .hamburger { display: flex; }
  }