:root {
    --primary: #007bff;
    --primary-hover: #0056b3;
    --dark: #1e293b;
    --text: #475569;
    --bg-light: #f8fafc;
    --white: #ffffff;
    --border: #e2e8f0;
    --shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; color: var(--text); line-height: 1.6; background: var(--white); padding-top: 90px; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* --- HEADER & NAV --- */
header { 
    height: 85px; display: flex; align-items: center; position: fixed; 
    width: 100%; top: 0; background: rgba(255,255,255,0.95); 
    backdrop-filter: blur(10px); z-index: 1000; border-bottom: 1px solid var(--border); 
}

nav { display: flex; justify-content: space-between; align-items: center; width: 100%; }

.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.logo-text { font-size: 24px; font-weight: 800; color: var(--dark); letter-spacing: -0.5px; }
.logo-text span { color: var(--primary); font-weight: 600; }

.nav-links { display: flex; list-style: none; gap: 30px; }
.nav-links a { text-decoration: none; color: var(--dark); font-weight: 600; font-size: 15px; transition: 0.2s; }
.nav-links a:hover { color: var(--primary); }

.header-right { display: flex; align-items: center; gap: 20px; }

.lang-switcher { display: flex; gap: 4px; background: var(--bg-light); padding: 4px; border-radius: 50px; border: 1px solid var(--border); }
.lang-switcher button { background: transparent; border: none; font-size: 18px; cursor: pointer; width: 34px; height: 34px; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: 0.2s; }
.lang-switcher button.active { background: var(--white); box-shadow: 0 2px 5px rgba(0,0,0,0.1); }

/* --- HERO MET GROTE ACHTERGRONDAFBEELDING --- */
.hero { 
    position: relative;
    padding: 160px 0; /* Extra padding om de afbeelding te laten zien */
    text-align: center; 
    color: var(--white); /* Tekst wordt wit */
    overflow: hidden;
    background-color: var(--dark); /* Fallback kleur */
}

.hero-with-background {
    /* Moderne, diepe abstracte tech-background */
    background-image: url('https://images.unsplash.com/photo-1639322537228-f710d846310a?q=80&w=2000&auto=format&fit=crop'); 
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Donkere overlay om tekst leesbaar te houden */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.7); /* Donkerblauwe overlay met 70% transparantie */
    z-index: 1;
}

/* Zorg dat de content boven de overlay staat */
.hero-content-center {
    position: relative;
    z-index: 2;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3); /* Subtiele tekstschaduw voor extra leesbaarheid */
}

.badge { 
    background: rgba(224, 242, 254, 0.2); /* Transparante badge achtergrond */
    color: #00d4ff; /* Lichtere blauw voor badge op donkere achtergrond */
    padding: 6px 16px; 
    border-radius: 50px; 
    font-weight: 700; 
    font-size: 14px; 
    display: inline-block; 
    margin-bottom: 20px; 
    border: 1px solid rgba(0, 212, 255, 0.3);
    text-shadow: none; /* Geen schaduw op de badge tekst */
}

.hero h1 { 
    font-size: 62px; /* Iets grotere h1 voor meer impact */
    color: var(--white); 
    margin-bottom: 25px; 
    font-weight: 800; 
    line-height: 1.1; 
    letter-spacing: -1.5px; 
}

.hero p { 
    font-size: 20px; 
    max-width: 750px; 
    margin: 0 auto 50px; 
    color: rgba(255,255,255,0.9); /* Iets minder hard wit voor de paragraaf */
}

.hero-btns { display: flex; justify-content: center; gap: 15px; }

/* Witte outline knop voor op de donkere achtergrond */
.btn-outline-white {
    border: 2px solid var(--white);
    color: var(--white);
    background: transparent;
    text-shadow: none;
}
.btn-outline-white:hover {
    background: var(--white);
    color: var(--dark);
    transform: translateY(-2px);
}

/* --- SECTIONS --- */
.section { padding: 100px 0; }
.bg-light { background: var(--bg-light); }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-size: 38px; color: var(--dark); font-weight: 800; margin-bottom: 15px; letter-spacing: -0.5px; }
.section-header p { font-size: 17px; max-width: 600px; margin: 0 auto; }

/* --- GRIDS & CARDS --- */
.work-grid, .pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; }
.work-item { padding: 45px; border-radius: 24px; border: 1px solid var(--border); background: white; transition: 0.3s; }
.work-item:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: transparent; }
.work-item .icon { font-size: 42px; margin-bottom: 25px; display: inline-block; }
.work-item h3 { color: var(--dark); margin-bottom: 15px; font-size: 22px; font-weight: 700; }

.price-card { background: var(--white); padding: 50px 40px; border-radius: 24px; border: 1px solid var(--border); position: relative; display: flex; flex-direction: column; transition: 0.3s; }
.price-card.featured { border: 2px solid var(--primary); box-shadow: 0 20px 40px rgba(0,123,255,0.1); }
.popular-tag { position: absolute; top: -15px; left: 50%; transform: translateX(-50%); background: var(--primary); color: white; padding: 6px 20px; border-radius: 20px; font-size: 12px; font-weight: 700; text-transform: uppercase; }

.price { font-size: 44px; font-weight: 800; color: var(--dark); margin: 25px 0; letter-spacing: -1px; }
.price span { font-size: 16px; font-weight: 500; color: var(--text); margin-left: 8px; letter-spacing: 0; }

.price-card ul { list-style: none; margin: 20px 0 45px; flex-grow: 1; }
.price-card li { margin-bottom: 12px; display: flex; align-items: center; gap: 10px; font-weight: 500; font-size: 15px; }
.price-card li::before { content: "✓"; color: var(--primary); font-weight: 900; }

/* --- CONTACT --- */
.contact-box { max-width: 600px; margin: 0 auto; background: var(--white); padding: 60px 50px; border-radius: 24px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.form-group { margin-bottom: 25px; }
.form-group label { display: block; margin-bottom: 10px; font-weight: 600; color: var(--dark); font-size: 15px; }
.form-group input, .form-group textarea { width: 100%; padding: 16px 20px; border: 1px solid var(--border); border-radius: 12px; font-family: inherit; font-size: 16px; background: var(--bg-light); transition: 0.2s; }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); background: white; box-shadow: 0 0 0 4px rgba(0, 123, 255, 0.1); }

/* --- BUTTONS --- */
.btn { padding: 15px 35px; border-radius: 50px; text-decoration: none; font-weight: 700; display: inline-block; cursor: pointer; transition: 0.3s; border: none; text-align: center; font-size: 15px; }
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: 0 5px 15px rgba(0,123,255,0.3); }
.btn-outline { border: 2px solid var(--border); color: var(--dark); background: transparent; }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); background: rgba(0, 123, 255, 0.05); }
.w-full { width: 100%; }

/* --- FOOTER --- */
footer { padding: 50px 0; border-top: 1px solid var(--border); text-align: center; font-size: 14px; background: var(--bg-light); }
footer a { color: var(--primary); text-decoration: none; font-weight: 600; }

/* --- STEP GRID (WERKWIJZE) --- */
.step-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.step-item {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--border);
    position: relative;
    transition: 0.3s;
}

.step-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.step-num {
    font-size: 48px;
    font-weight: 900;
    color: var(--primary);
    opacity: 0.2;
    position: absolute;
    top: 20px;
    right: 25px;
}

.step-item h3 {
    margin-bottom: 15px;
    color: var(--dark);
    font-size: 20px;
}

/* --- RESPONSIVE --- */
@media (max-width: 992px) {
    .hero { padding: 120px 0; }
    .hero h1 { font-size: 48px; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero { padding: 100px 0; }
    .hero h1 { font-size: 38px; }
    .hero p { font-size: 17px; }
    .section { padding: 70px 0; }
    .work-item, .price-card { padding: 30px; }
    .contact-box { padding: 30px; }
}