/* Globale Stijlen & Variabelen */
:root {
    --primary-color: #3498DB; /* Helder, toegankelijk blauw */
    --secondary-color: #6B7A87; /* Gedempt grijsblauw */
    --dark-color: #2c3e50; /* Donkerblauw/grijs voor tekst */
    --light-color: #F8F9FA; /* Zeer lichte achtergrond voor secties */
    --white-color: #ffffff;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Lato', sans-serif;
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    line-height: 1.7;
    color: var(--dark-color);
    background-color: var(--white-color);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--dark-color);
    line-height: 1.2;
}

h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 50px;
}

section {
    padding: 80px 0;
}

.section-bg {
    background-color: var(--light-color);
}

/* --- Header & Navigatie --- */
header {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: fixed;
    width: 100%;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

header .logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-color);
    text-decoration: none;
}

header nav ul {
    list-style: none;
    display: flex;
}

header nav ul li a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 700;
    margin-left: 30px;
    padding-bottom: 5px;
    position: relative;
    transition: color 0.3s ease;
}

header nav ul li a:hover {
    color: var(--primary-color);
}

header nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

header nav ul li a:hover::after {
    width: 100%;
}

/* --- Hero Sectie --- */
.hero {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://images.unsplash.com/photo-1441974231531-c6227db76b6e?q=80&w=1471&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--white-color);
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--white-color);
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.cta-button {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--white-color);
    padding: 15px 35px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* --- Over Mij Sectie --- */
.about-flex {
    display: flex;
    align-items: center;
    gap: 60px;
}
.about-image {
    flex: 1;
    max-width: 350px;
}
.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: var(--shadow);
}
.about-text {
    flex: 1.5;
}
.about-text h2 {
    text-align: left;
    margin-bottom: 20px;
}

/* --- Werkwijze Sectie --- */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.card {
    background: var(--white-color);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}
.card:hover {
    transform: translateY(-10px);
}
.card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}
.card h3 {
    margin-bottom: 15px;
}

/* --- Ervaringen Sectie --- */
.testimonial-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}
blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: 20px;
    font-style: italic;
    font-size: 1.1rem;
    margin: 0;
}
blockquote footer {
    margin-top: 10px;
    font-style: normal;
    font-weight: 700;
    color: var(--secondary-color);
}

/* --- Contact Sectie --- */
.contact-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}
.contact-content p {
    margin-bottom: 30px;
    font-size: 1.1rem;
}
.contact-details {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}
.contact-item {
    font-size: 1.2rem;
    font-weight: 700;
}
.contact-item i {
    color: var(--primary-color);
    margin-right: 10px;
}
.contact-item a {
    text-decoration: none;
    color: var(--dark-color);
    transition: color 0.3s ease;
}
.contact-item a:hover {
    color: var(--primary-color);
}

/* --- Footer --- */
footer {
    background-color: var(--dark-color);
    color: #a9a9a9;
    text-align: center;
    padding: 20px 0;
}

/* DEZE REGELS ZIJN TOEGEVOEGD */
footer p a {
    color: #ddd;
    text-decoration: none;
    transition: color 0.3s ease;
}
footer p a:hover {
    color: var(--white-color);
    text-decoration: underline;
}

/* --- Animatie Stijlen --- */
.hidden {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.show {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsiviteit & Mobiel Menu --- */
.mobile-nav-toggle { display: none; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

@media (max-width: 800px) {
    h2 { font-size: 2rem; }
    header nav ul { display: none; }
    
    #primary-navigation {
        position: fixed;
        inset: 0 0 0 30%;
        background: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        padding: min(20vh, 10rem) 2em;
        transform: translateX(100%);
        transition: transform 350ms ease-out;
        z-index: 999;
        overflow-y: auto;
    }
    #primary-navigation[data-visible="true"] {
        transform: translateX(0%);
    }
    #primary-navigation ul {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }
    header nav ul li a { margin-left: 0; font-size: 1.2rem; }

    .mobile-nav-toggle {
        display: block;
        position: absolute;
        z-index: 1001;
        top: 1.2rem;
        right: 1.5rem;
        width: 2rem;
        aspect-ratio: 1;
        background: transparent;
        border: 0;
        padding: 0.5em;
        cursor: pointer;
    }
    .mobile-nav-toggle::before, .mobile-nav-toggle::after {
        content: '';
        position: absolute;
        left: 0.5rem;
        right: 0.5rem;
        height: 2px;
        background: var(--dark-color);
        transition: transform 350ms ease;
    }
    .mobile-nav-toggle::before { transform: translateY(-6px); }
    .mobile-nav-toggle::after { transform: translateY(6px); }
    .mobile-nav-toggle[aria-expanded="true"]::before { transform: rotate(45deg); }
    .mobile-nav-toggle[aria-expanded="true"]::after { transform: rotate(-45deg); }

    .hero h1 { font-size: 2.5rem; }
    .about-flex { flex-direction: column; text-align: center; gap: 40px; }
    .about-text h2 { text-align: center; }
    .testimonial-grid { grid-template-columns: 1fr; }
}