/* ==========================================================================
   Basis Reset & Variabelen
   ========================================================================== */
   :root {
    --primary-color: #0f172a; /* Donker blauw/slate */
    --secondary-color: #2563eb; /* Helder blauw */
    --secondary-hover: #1d4ed8;
    --text-main: #334155;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--bg-white);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================================================
   Typografie & Knoppen
   ========================================================================== */
h1, h2, h3, h4 {
    color: var(--primary-color);
    line-height: 1.2;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 4px;
    background-color: var(--secondary-color);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.section-title p {
    color: var(--text-light);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--secondary-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: white;
}

.btn-outline {
    background-color: transparent;
    color: var(--secondary-color);
    border-color: var(--secondary-color);
    padding: 8px 20px;
}

.btn-outline:hover {
    background-color: var(--secondary-color);
    color: white;
}

/* ==========================================================================
   Header & Navigatie
   ========================================================================== */
header {
    background-color: var(--bg-white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo a {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo span {
    color: var(--secondary-color);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a {
    font-weight: 600;
    color: var(--primary-color);
}

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

.hamburger {
    display: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
}

/* ==========================================================================
   Hero Sectie
   ========================================================================== */
.hero {
    padding: 160px 0 100px;
    background-color: var(--bg-light);
}

.hero-container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.hero-content {
    flex: 1;
}

.hero-content h1 {
    font-size: 3.2rem;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.hero-image {
    flex: 1;
}

.hero-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

/* ==========================================================================
   Diensten Sectie
   ========================================================================== */
.services {
    padding: 100px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--secondary-color);
}

.service-card .icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-light);
}

/* ==========================================================================
   Over Ons Sectie
   ========================================================================== */
.about {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.about-container {
    display: flex;
    align-items: center;
    gap: 60px;
}

.about-image {
    flex: 1;
}

.about-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.about-content {
    flex: 1;
}

.about-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about-content p {
    margin-bottom: 20px;
    color: var(--text-light);
    font-size: 1.1rem;
}

.check-list {
    margin-top: 30px;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    font-weight: 600;
    color: var(--primary-color);
}

.check-list li i {
    color: var(--secondary-color);
    font-size: 1.2rem;
}

/* ==========================================================================
   CV Sectie
   ========================================================================== */
.cv-section {
    padding: 100px 0;
    background-color: var(--bg-white);
}

.cv-content {
    display: flex;
    gap: 50px;
}

.cv-sidebar {
    flex: 1;
    max-width: 350px;
}

.cv-profile {
    background-color: var(--bg-light);
    padding: 30px;
    border-radius: 10px;
    margin-bottom: 30px;
    border-top: 4px solid var(--secondary-color);
    box-shadow: 0 5px 15px rgba(0,0,0,0.03);
}

.cv-profile h3 {
    font-size: 1.8rem;
    margin-bottom: 5px;
}

.cv-role {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 15px;
}

.cv-desc {
    color: var(--text-light);
    font-size: 0.95rem;
}

.cv-skills {
    background-color: var(--bg-light);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.03);
}

.cv-skills h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 10px;
}

.cv-skills ul li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    color: var(--text-main);
    font-size: 0.95rem;
}

.cv-skills ul li i {
    color: var(--secondary-color);
    width: 20px;
    text-align: center;
}

.cv-main {
    flex: 2;
}

.cv-main h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
}

.timeline {
    position: relative;
    border-left: 2px solid var(--border-color);
    padding-left: 30px;
    margin-bottom: 40px;
}

.timeline-item {
    position: relative;
    margin-bottom: 30px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -37px;
    top: 5px;
    width: 12px;
    height: 12px;
    background-color: var(--secondary-color);
    border-radius: 50%;
    border: 2px solid var(--bg-white);
    box-shadow: 0 0 0 2px var(--secondary-color);
}

.timeline-content h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.timeline-company {
    font-weight: 600;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.timeline-content p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.cv-download {
    margin-top: 40px;
    text-align: right;
}

.cv-download .btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

/* ==========================================================================
   Contact Sectie
   ========================================================================== */
.contact {
    padding: 100px 0;
}

.contact-container {
    display: flex;
    gap: 50px;
}

.contact-info, .contact-form {
    flex: 1;
}

.contact-info {
    background-color: var(--primary-color);
    color: white;
    padding: 50px;
    border-radius: 12px;
}

.contact-info h3 {
    color: white;
    font-size: 2rem;
    margin-bottom: 10px;
}

.contact-info p {
    color: #cbd5e1;
    margin-bottom: 30px;
}

.contact-info ul li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.contact-info ul li i {
    color: var(--secondary-color);
    font-size: 1.3rem;
}

.contact-info ul li a {
    color: white;
}

.contact-info ul li a:hover {
    color: var(--secondary-color);
}

.contact-form {
    padding: 20px 0;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    background-color: var(--bg-light);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    background-color: white;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* ==========================================================================
   Footer
   ========================================================================== */
footer {
    background-color: var(--primary-color);
    color: white;
    padding: 60px 0 20px;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 40px;
}

.footer-logo {
    font-size: 1.8rem;
    font-weight: 700;
}

.footer-logo span {
    color: var(--secondary-color);
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a:hover {
    color: var(--secondary-color);
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--secondary-color);
}

.footer-bottom {
    text-align: center;
    color: #94a3b8;
    font-size: 0.9rem;
}

/* ==========================================================================
   Responsive / Media Queries
   ========================================================================== */
@media (max-width: 992px) {
    .hero-container, .about-container, .contact-container, .cv-content {
        flex-direction: column;
    }
    
    .cv-sidebar {
        max-width: 100%;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-image {
        order: -1;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        padding: 40px 0;
        box-shadow: 0 10px 10px rgba(0,0,0,0.05);
        transition: 0.3s;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .contact-info {
        padding: 30px;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
}