:root {
    --primary-color: #000000;
    --secondary-color: #666666;
    --text-color: #000000;
    --light-bg: #ffffff;
    --border-color: #e0e0e0;
    --hover-color: #333333;
    --main-font: Verdana, Geneva, sans-serif;
}

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

body {
    font-family: var(--main-font);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-bg);
}

header {
    background-color: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-img {
    height: 50px;
    width: auto;
}

.company-name {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--primary-color);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: normal;
    transition: color 0.3s;
}

nav a:hover, nav a.active {
    color: var(--secondary-color);
}

main {
    margin-top: 80px;
}

.hero {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    height: calc(100vh - 80px);
    background-image: url('https://www.interimconsultbouma.nl/img/_4d60d569-fdb1-49ba-9a30-69861954fd62.jpeg');
    background-size: cover;
    background-position: center;
    filter: grayscale(100%);
    z-index: -1;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.6);
}

.hero-content {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: 4rem 2rem;
    color: white;
    text-align: center;
}

.hero-content h1 {
    font-size: 2.8rem;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-content p {
    font-size: 1.3rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.main-content {
    position: relative;
    background: #dbdbdb;
    margin-top: 100vh;
    padding: 2rem 0;
    box-shadow: 0 -4px 8px rgba(0,0,0,0.1);
}

.content-section {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

.content-section h2 {
    font-size: 2.2rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.content-section p {
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.contact-container {
    max-width: 800px;
    margin: 1rem auto;
    border: 1px solid var(--border-color);
}

.contact-container h1 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 2rem;
}

.contact-info {
    margin-top: 2rem;
    padding: 2rem;
    background-color: #f8f8f8;
    border: 1px solid var(--border-color);
    font-size: 0.95rem;
}

footer {
    background-color: var(--primary-color);
    color: white;
    padding: 2rem 0;
    position: relative;
    z-index: 1;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    text-align: center;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .logo-container {
        gap: 0.5rem;
    }
    
    .logo-img {
        height: 40px;
    }
    
    .company-name {
        font-size: 1.2rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .content-section h2 {
        font-size: 1.8rem;
    }
    
    .content-section p {
        font-size: 1.1rem;
    }
}