/* ===================
   TYPOGRAFIE & HEADING STIJL (Grav-achtig)
=================== */
body {
    font-family: "Open Sans", sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fdfdfd;
}

h1, h2, h3, h4 {
    font-weight: 700 !important;
    color: #2b2b2b;
    margin-top: 1.4em;
}

h1 {
    font-size: 2em;
    border-bottom: 2px solid #eaecef;
    padding-bottom: 0.3em;
}

h2 {
    font-size: 1.5em;
}

h3 {
    font-size: 1.25em;
}

strong {
    color: #222;
}

/* ===================
   HOMEPAGE TEGELS MET ANIMATIE
=================== */
.tile-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

.tile {
  background: #fff;
  border-radius: 1rem;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  text-align: center;
  max-width: 200px;
  flex: 1 1 200px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tile:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 25px rgba(0,0,0,0.2);
}

.tile img {
  width: 100%;
  height: auto;
  border-top-left-radius: 1rem;
  border-top-right-radius: 1rem;
}

.tile h3 {
  margin: 1rem 0;
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--md-primary-fg-color);
}

/* ===================
   RESPONSIVE HEADINGS
=================== */
@media (max-width: 600px) {
  h1 {
    font-size: 1.5em;
  }

  h2 {
    font-size: 1.25em;
  }

  .tile h3 {
    font-size: 1rem;
  }
}

/* ===================
   YOUTUBE EMBEDS
=================== */
.youtube-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    margin: 2rem 0;
}

.youtube-container iframe {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* ===================
   CODE BLOKKEN
=================== */
code {
    background-color: #f4f4f4;
    color: #c7254e;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: Consolas, monospace;
    font-size: 0.95em;
}

pre code {
    display: block;
    padding: 1rem;
    overflow-x: auto;
    background-color: #2d2d2d;
    color: #f8f8f2;
    border-radius: 6px;
    font-size: 0.95em;
}

/* ===================
   OPDRACHTEN MARKERING
=================== */
.opdracht-blok {
    border-left: 4px solid #3478f6;
    background-color: #eef4ff;
    padding: 1rem;
    margin: 1.5rem 0;
    border-radius: 6px;
}

/* ===================
   BETER LIJSTWEERGAVE
=================== */
ul {
    padding-left: 1.5em;
}

ul li {
    margin-bottom: 0.4em;
}

ol {
    padding-left: 1.5em;
}

/* ===================
   TABBELSTIJL
=================== */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
}

th, td {
    border: 1px solid #ccc;
    padding: 0.75rem;
    text-align: left;
}

th {
    background-color: #f2f2f2;
    font-weight: bold;
}

/* ===================
   FOOTER / DISCLAIMER
=================== */
footer {
    font-size: 0.8em;
    color: #888;
    text-align: center;
    margin-top: 4rem;
}

/* ===================
   BUTTON STIJL
=================== */
a.button {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    background-color: var(--md-primary-fg-color);
    color: #fff;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
}

a.button:hover {
    background-color: #3f51b5;
}