/* Basis instellingen en kleuren */
:root {
    --bg-color: #0b0c10; /* Diepzwart */
    --surface-color: #1f2833; /* Donkergrijs */
    --text-color: #c5c6c7; /* Lichtgrijs voor leesbaarheid */
    --accent-color: #66fcf1; /* Neon blauw (denk aan LED stage lights) */
    --accent-hover: #45a29e;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Typografie */
h1, h2, h3 {
    color: white;
}
.highlight {
    color: var(--accent-color);
    text-shadow: 0 0 10px rgba(102, 252, 241, 0.3); /* Lichte glow */
}

/* Navigatie */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    background-color: rgba(11, 12, 16, 0.95);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--surface-color);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
}
.logo span {
    color: var(--accent-color);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}
nav ul li a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}
nav ul li a:hover {
    color: var(--accent-color);
}

/* Secties Algemeen */
section {
    padding: 100px 5%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    opacity: 0; /* Voor de JS animatie */
    transform: translateY(20px); /* Voor de JS animatie */
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
section.visible {
    opacity: 1;
    transform: translateY(0);
}
h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Home / Hero */
.hero {
    background: radial-gradient(circle at center, #1f2833 0%, #0b0c10 70%);
    text-align: center;
    align-items: center;
}
.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
}
.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 600px;
}
.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
    text-decoration: none;
    font-weight: bold;
    border-radius: 5px;
    transition: all 0.3s ease;
}
.btn:hover {
    background-color: var(--accent-color);
    color: var(--bg-color);
    box-shadow: 0 0 15px var(--accent-color);
}

/* Over Mij & Contact */
.about-container, .contact-info {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--surface-color);
    padding: 40px;
    border-radius: 10px;
    border-left: 5px solid var(--accent-color);
}
.contact-info ul {
    list-style: none;
    margin-top: 20px;
}
.contact-info ul li {
    margin-bottom: 10px;
    font-size: 1.1rem;
}

/* Portfolio Grid */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}
.card {
    background-color: var(--surface-color);
    padding: 30px;
    border-radius: 10px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-top: 3px solid transparent;
}
.card:hover {
    transform: translateY(-10px);
    border-top: 3px solid var(--accent-color);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
}
.card h3 {
    margin-bottom: 10px;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    background-color: var(--surface-color);
    border-top: 1px solid #333;
}

/* Responsive voor Mobiel */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        padding: 15px;
    }
    nav ul {
        margin-top: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
}