/* Basisinstellingen */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body {
    font-family: 'Segoe UI', sans-serif;
    background-color: #f4f4f4;
    color: #333;
}

/* Header */
header {
    background-color: #0055cc;
    color: white;
    padding: 1rem 0;
    text-align: center;
}
header .logo img {
    width: 150px;
}

/* Hoofdmenu */
nav {
    background-color: #0055cc;
}
nav ul {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    list-style: none;
}
nav ul li {
    position: relative;
}
nav ul li a {
    display: block;
    padding: 15px 20px;
    color: white;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.3s;
}
nav ul li a:hover {
    background-color: #0041a3;
    border-radius: 5px;
}

/* Submenu */
nav ul li ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #444;
    min-width: 200px;
    border-radius: 0 0 5px 5px;
    overflow: hidden;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1000;
}
nav ul li:hover > ul {
    display: block;
    opacity: 1;
}
nav ul li ul li a {
    padding: 12px 20px;
    color: white;
}
nav ul li ul li a:hover {
    background-color: #666;
}

/* Sub-submenu */
nav ul li ul li ul {
    display: none;
    position: absolute;
    top: 0;
    left: 100%;
    background-color: #555;
    min-width: 200px;
    border-radius: 0 5px 5px 0;
}
nav ul li ul li:hover > ul {
    display: block;
}

/* Slider */
.slider {
    position: relative;
    width: 70%;
    margin: 2rem auto;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    background-color: #fff;
    z-index: 1;
}

.slides {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.slides img {
    width: 100%;
    flex-shrink: 0;
}

/* Navigatiepijlen */
.arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.8);
    border-radius: 50%;
    padding: 10px;
    cursor: pointer;
    font-size: 20px;
    user-select: none;
    transition: background 0.3s;
    z-index: 2;
}

.arrow:hover {
    background: rgba(255,255,255,1);
}

.prev { left: 10px; }
.next { right: 10px; }


.content {
    padding: 2rem;
    max-width: 900px;
    margin: 2rem auto;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.content h2 {
    color: #0055cc;
    margin-bottom: 1rem;
}

.content p {
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.content ul {
    list-style: disc;
    padding-left: 20px;
    margin-bottom: 2rem;
}

.content ul li {
    margin-bottom: 0.5rem;
}

footer {
    background-color: #0055cc;
    color: white;
    padding: 2rem 1rem;
    margin-top: 2rem;
}

.footer-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-section {
    flex: 1 1 250px;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: #fff;
}

.footer-section p,
.footer-section ul {
    margin-bottom: 0.5rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #fff;
    text-decoration: none;
}

.footer-section ul li a:hover {
    text-decoration: underline;
}

footer .copyright {
    text-align: center;
    margin-top: 2rem;
    font-size: 0.9rem;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 ratio */
    height: 0;
    overflow: hidden;
    max-width: 100%;
}

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


.dots {
    text-align: center;
    margin-top: 10px;
}
.dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    margin: 0 5px;
    background-color: rgba(0,0,0,0.3);
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.3s;
}

.dot.active {
    background-color: rgba(0,0,0,0.8);
}
/* Responsive */
@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        align-items: center;
    }
    nav ul li {
        width: 100%;
        text-align: center;
    }
    nav ul li ul {
        position: static;
        width: 100%;
        opacity: 1;
        border-radius: 0;
    }
    nav ul li ul li ul {
        position: static;
        width: 100%;
        border-radius: 0;
    }
    .content {
        padding: 1rem;
    }
    .footer-grid {
        flex-direction: column;
        text-align: center;
    }
}
@media (max-width: 600px) {
    .arrow {
        font-size: 16px;
        padding: 8px;
    }
}