@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

:root {
    --primary-color: #00A8FF; /* Iets levendiger blauw */
    --primary-dark-color: #0077b3;
    --secondary-color: #2c3e50; /* Donkerblauw/grijs voor beter contrast */
    --light-color: #ecf0f1;
    --text-color: #34495e;
    --background-color: #f4f7f6;
    --white-color: #fff;
    --shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    --border-radius: 15px;
    --transition-speed: 0.4s;
}

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

/* Achtergrond gradient ding */
body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.8;
    background: linear-gradient(45deg, #f4f7f6, #e9ecef, #f4f7f6);
    background-size: 400% 400%;
    color: var(--text-color);
    overflow-x: hidden;
    animation: gradientBG 15s ease infinite;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Header maar dan oke */
header {
    background-color: transparent;
    color: var(--secondary-color);
    padding: 1.5rem 0;
    text-align: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease, backdrop-filter var(--transition-speed) ease;
}

header.scrolled {
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    color: var(--secondary-color);
}

header.scrolled nav a {
    color: var(--secondary-color);
}

header.scrolled nav a:hover, header.scrolled nav a.active {
    color: var(--primary-color);
}

header h1 {
    margin: 0;
    font-size: 3rem;
    font-weight: 700;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.1);
    animation: slideInFromTop 1s ease-out;
}

/* Nav glow maar soms gloeit ie niet! */
nav ul {
    padding: 0;
    list-style: none;
    margin-top: 1rem;
}

nav ul li {
    display: inline-block;
    margin: 0 15px;
}

nav a {
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    transition: all var(--transition-speed) ease;
    position: relative;
}

nav a:hover, nav a:focus {
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--primary-color);
}

nav a.active {
    color: var(--primary-color);
    font-weight: 700;
}

main {
    padding: 40px 20px;
    max-width: 1100px;
    margin: 40px auto;
}

/* blok met effectje */
.content-block {
    background-color: var(--white-color);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 40px;
    opacity: 0; /* Voor scroll animatie */
    transform: translateY(30px); /* Voor scroll animatie */
    transition: transform 0.6s ease, box-shadow 0.6s ease, opacity 0.6s ease;
    position: relative;
    overflow: hidden;
}

.content-block.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.content-block:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.content-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.8s ease;
}

.content-block:hover::before {
    left: 150%;
}

.content-block h2, .content-block h3 {
    color: var(--primary-dark-color);
    border-bottom: 3px solid var(--primary-color);
    padding-bottom: 10px;
    margin-top: 0;
    margin-bottom: 20px;
}

.content-block ul {
    list-style: none;
    padding-left: 0;
}

.content-block ul li {
    padding-left: 30px;
    position: relative;
    margin-bottom: 10px;
}

.content-block ul li::before {
    content: '✨';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* Afbeelding Hover puur omdat ik het saai vond! */
.hoofdfoto {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    margin-bottom: 25px;
    transition: transform var(--transition-speed) ease, filter var(--transition-speed) ease;
    filter: saturate(100%);
}

.hoofdfoto:hover {
    transform: scale(1.05);
    filter: saturate(150%);
}

.bedrijf {
    border-left: 5px solid var(--primary-color);
    padding: 30px;
    margin: 30px 0;
    font-style: italic;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

footer {
    text-align: center;
    padding: 40px 20px;
    background-color: var(--secondary-color);
    color: var(--white-color);
    margin-top: 50px;
}

/* Animaties */
@keyframes slideInFromTop {
    from {
        opacity: 0;
        transform: translateY(-40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2.2rem;
    }

    nav ul li {
        display: block;
        margin: 10px 0;
    }
    
    main {
        padding: 20px 15px;
        margin: 20px auto;
    }
}

/* 3d effectje omdat het kan */
.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
    perspective: 1000px; /* Belangrijk voor 3D effect */
}

.image-gallery img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    cursor: pointer;
}

.image-gallery img:hover {
    transform: translateZ(20px) rotateX(10deg) rotateY(10deg);
    box-shadow: 0 15px 30px rgba(0,0,0,0.25);
}