/* -------------------------------------------------------------
    VARIABLES & BASE RESETS
------------------------------------------------------------- */
:root {
    --primary-blue: #3b82f6;      /* Het felle SG-blauw */
    --primary-dark: #0f172a;      /* Diep donkerblauw/zwart voor de tech look */
    --bg-light: #f8fafc;          /* Zachte, cleane achtergrond */
    --text-main: #334155;         /* Goed leesbaar donkergrijs voor teksten */
    --text-muted: #94a3b8;        /* Subtiel grijs voor details */
    --white: #ffffff;
    --font-sans: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.text-center { text-align: center; }
.text-white { color: var(--white); }
.text-muted { color: var(--text-muted); }

/* -------------------------------------------------------------
    NAVBAR
------------------------------------------------------------- */
.navbar {
    background-color: var(--white); 
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #e2e8f0; 
}

.container-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    display: inline-block;
    cursor: pointer;
}

.logo img {
    height: 40px; 
    display: block;
    transition: transform 0.2s ease; 
}

.logo a:hover img {
    transform: scale(1.02); 
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 25px;
}

.nav-links a {
    color: var(--text-main); 
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

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

/* -------------------------------------------------------------
    BUTTONS
------------------------------------------------------------- */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background-color: #2563eb;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: #475569; 
    border: 2px solid #e2e8f0;
}

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

.btn-lg {
    padding: 14px 28px;
    font-size: 1.05rem;
}

.btn-full {
    width: 100%;
    display: block;
    text-align: center;
}

/* -------------------------------------------------------------
    HERO SECTION
------------------------------------------------------------- */
.hero {
    padding: 100px 0 120px 0;
    text-align: center;
    background: radial-gradient(circle at top, rgba(59, 130, 246, 0.1) 0%, transparent 60%);
}

.badge {
    background-color: rgba(59, 130, 246, 0.15);
    color: var(--primary-blue);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--primary-dark);
    line-height: 1.15;
    margin-top: 20px;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.text-gradient {
    color: var(--primary-blue);
}

.hero-text {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 40px auto;
    color: #475569;
}

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

/* -------------------------------------------------------------
    SECTIONS & GRIDS
------------------------------------------------------------- */
.section {
    padding: 90px 0;
}

.bg-dark {
    background-color: var(--primary-dark);
}

h2 {
    font-size: 2.2rem;
    color: var(--primary-dark);
    margin-bottom: 15px;
    font-weight: 800;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 50px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

/* CARDS */
.card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    text-align: left;
    border: 1px solid #e2e8f0;
}

.card-icon {
    background-color: var(--primary-blue);
    color: var(--white);
    width: 40px;
    height: 40px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    margin-bottom: 20px;
}

.card h3 {
    margin-bottom: 12px;
    color: var(--primary-dark);
}

/* -------------------------------------------------------------
    DIENSTEN SECTIE STYLING
------------------------------------------------------------- */
.bg-white-cards {
    background-color: #ffffff;
}

.card-service {
    background: var(--bg-light);
    padding: 35px 25px;
    border-radius: 12px;
    text-align: left;
    border: 1px solid #e2e8f0;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-service:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

.service-icon {
    color: var(--primary-blue);
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 15px;
}

.card-service h3 {
    margin-bottom: 10px;
    color: var(--primary-dark);
    font-size: 1.25rem;
}

.card-service p {
    font-size: 0.95rem;
    color: var(--text-main);
}

/* -------------------------------------------------------------
    VOORDELEN SECTIE STYLING
------------------------------------------------------------- */
.bg-voordelen {
    background-color: #ffffff; 
    border-top: 1px solid #e2e8f0;
}

.voordelen-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: center;
}

.voordelen-intro h2 {
    margin-top: 15px;
    margin-bottom: 20px;
    font-size: 2.5rem;
}

.voordelen-intro p {
    font-size: 1.1rem;
    color: var(--text-main);
}

.voordelen-lijst {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.voordeel-item {
    display: flex;
    gap: 20px;
    background: var(--bg-light);
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.voordeel-item:hover {
    border-color: var(--primary-blue);
    transform: translateX(5px);
}

.voordeel-check {
    background-color: var(--primary-blue);
    color: var(--white);
    width: 28px;
    height: 28px;
    min-width: 28px; 
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
}

.voordeel-item h3 {
    color: var(--primary-dark);
    margin-bottom: 5px;
    font-size: 1.2rem;
}

.voordeel-item p {
    font-size: 0.95rem;
    color: var(--text-main);
}

/* -------------------------------------------------------------
    CONTACT FORM
------------------------------------------------------------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.contact-form {
    background-color: rgba(255, 255, 255, 0.03);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.form-group label {
    display: block;
    color: var(--white);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

/* Inputvelden én het nieuwe opmerkingenveld (textarea) */
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    color: var(--white);
    font-family: var(--font-sans);
    font-size: 1rem;
    box-sizing: border-box;
}

/* Extra specifieke styling voor de textarea */
.form-group textarea {
    resize: none; /* Schakelt handmatige sleepstreepjes uit */
    line-height: 1.5;
}

/* Blauwe focus rand wanneer er getypt wordt */
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
}

/* -------------------------------------------------------------
    FOOTER
------------------------------------------------------------- */
.footer {
    background-color: #0b111e;
    padding: 30px 0;
    color: #475569;
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* =============================================================
    RESPONSIVE HOEKEN (MEDIA QUERIES FOR MOBILE)
============================================================= */
@media (max-width: 768px) {
    
    .container-nav {
        flex-direction: column; 
        gap: 15px;
        text-align: center;
    }

    .nav-links {
        flex-wrap: wrap; 
        justify-content: center;
        gap: 15px;
    }

    .nav-links a {
        font-size: 0.85rem; 
    }

    .hero {
        padding: 60px 0 80px 0; 
    }

    .hero h1 {
        font-size: 2.2rem; 
        line-height: 1.2;
    }

    .hero-text {
        font-size: 1rem;
        padding: 0 10px;
    }

    .hero-actions {
        flex-direction: column; 
        align-items: center;
        gap: 12px;
    }

    .btn-lg {
        width: 100%; 
        max-width: 280px; 
        padding: 12px 20px;
    }

    h2 {
        font-size: 1.8rem;
    }
    
    .voordelen-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .contact-form {
        padding: 20px; 
    }
}