/* Algemene body styling */
body {
  font-family: 'Trebuchet MS', sans-serif;
  margin: 0;
  background-color: #E8E8E8;
  color: #000;
}

/* Header */
header#header {
  background-color: #E8E8E8;
  padding: 10px 0;
  text-align: center;
  position: relative; /* voor hamburger */
}
header img {
  max-width: 300px;
  height: auto;
}

/* Hamburger knop standaard verborgen op desktop */
#menu-toggle {
  display: none;
  background: #0066cc;
  color: #fff;
  border: none;
  padding: 10px 15px;
  font-size: 18px;
  border-radius: 4px;
  cursor: pointer;
  position: absolute;
  top: 10px;
  right: 15px;
}

/* Container */
#container {
  display: flex;
  min-height: calc(100vh - 100px); /* minus header */
}

/* Menu */
aside#menu {
  width: 200px;
  background: #E8E8E8;
  padding: 15px;
  overflow-y: auto;
  max-height: calc(100vh - 100px);
  position: relative;
}

aside#menu ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

aside#menu li {
  position: relative;
}

aside#menu a {
  text-decoration: none;
  color: #000;
  display: block;
  padding: 8px 12px;
  border-radius: 4px;
  transition: background 0.2s;
}

aside#menu a:hover {
  background-color: #d0d0d0;
}

/* Pijltjes bij submenu */
.has-submenu > a::after {
  content: " ▸";
  float: right;
  font-weight: normal;
  transition: transform 0.3s ease;
}

/* Submenu’s standaard verborgen en zwevend */
.has-submenu > ul {
  display: none;
  opacity: 0;
  transform: translateY(-5px);
  position: absolute; /* zwevend */
  top: 0;
  left: 100%;        /* rechts van parent */
  min-width: 100px;
  background: #E8E8E8;
  padding: 10px 0;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  border-radius: 6px;
  z-index: 1000;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Eerste niveau submenu onder parent */
#menu > nav > ul > li > .submenu {
  left: 0;
  top: 100%;
}

/* Open submenu tonen met fade-in */
.has-submenu.open > ul {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Geneste submenu’s extra inspringen */
.has-submenu ul ul {
  left: 100%;   /* naast parent */
  top: 0;
}

/* Hover effect voor submenu links */
.has-submenu ul a:hover {
  background-color: #c0c0c0;
}

/* Content animatie */
main#content {
  flex: 1;
  padding: 20px;
  background: #E8E8E8;
  opacity: 1;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

main#content.fade-out {
  opacity: 0;
  transform: translateY(10px);
}

main#content.fade-in {
  opacity: 1;
  transform: translateY(0);
}

/* Card styling */
.card {
  background: transparent;
  padding: 20px;
  margin-bottom: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 100px); /* viewport minus header */
}

/* iframe binnen een card */
.card iframe {
  width: 100%;
  border: none;
  min-height: calc(100vh - 100px); /* iframe vult de card */
  flex: 1; /* vult de card verticaal */
}

/* Nieuwsitems in cards */
.news-item.card {
  margin-bottom: 20px;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  background: transparent;
  transition: transform 0.2s, box-shadow 0.2s;
}

.news-item.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.news-item.card h2 {
  margin-top: 0;
}

.news-item.card p strong {
  font-size: 0.95em;
  color: #333;
}

.news-item.card img {
  display: block;
  max-width: 100%;
  height: auto;
  margin-top: 10px;
  border-radius: 4px;
}

/* Responsive */
@media (max-width: 768px) {
  #container {
    flex-direction: column;
  }

  aside#menu {
    width: 100%;
    max-height: 0;
    overflow: hidden;
    padding: 0 15px;
    position: static;
    transition: max-height 0.3s ease, padding 0.3s ease;
  }

  aside#menu.active {
    max-height: 1000px; /* genoeg ruimte om menu uit te klappen */
    padding: 15px;
  }

  main#content {
    order: 2;
  }

  /* Hamburger tonen */
  #menu-toggle {
    display: block;
  }

  /* Submenu’s verticaal onder parent */
  .has-submenu > ul,
  .has-submenu ul ul {
    position: static;
    box-shadow: none;
    padding-left: 20px;
  }

  /* Pijltje roteren bij open submenu */
  .has-submenu.open > a::after {
    transform: rotate(90deg);
  }
}