/* --- Globale Instellingen & Variabelen --- */
:root {
    --primary-color: #2C3D34;
    --secondary-color: #F8F7F2;
    --accent-color: #FFC107;
    --accent-hover-color: #e0a800;
    --text-color: #333333;
    --text-light: #6c757d;
    --success-color: #28a745;
    --font-family: 'Poppins', sans-serif;
    --border-radius: 12px;
    --transition-speed: 0.4s ease;
    --shadow-light: 0 5px 25px rgba(0,0,0,0.05);
    --shadow-medium: 0 10px 40px rgba(0,0,0,0.1);
}

/* --- Basis & Reset --- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-family); line-height: 1.7; font-size: 16px; color: var(--text-color); background-color: #fff; overflow-x: hidden; }
body.menu-open { overflow: hidden; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }
h1, h2, h3, h4, h5 { line-height: 1.3; font-weight: 700; color: var(--primary-color); margin-bottom: 20px; }
h1 { font-size: clamp(1.8rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); }
h3 { font-size: 1.4rem; }
.section-padding { padding: 60px 0; }
.section-alt-bg { background-color: var(--secondary-color); }
.section-intro-p { max-width: 750px; margin-left: auto; margin-right: auto; color: var(--text-light); font-size: 1.1rem; margin-bottom: 30px;}
.section-intro-p.compact-intro { margin-bottom: 20px; font-size: 1rem; }
.section-tag { display: inline-block; background-color: rgba(44, 61, 52, 0.1); color: var(--primary-color); padding: 8px 16px; border-radius: 50px; font-weight: 600; font-size: 0.9rem; margin-bottom: 15px; text-transform: uppercase; }
.text-center { text-align: center; }
.cta-button { display: inline-flex; align-items: center; justify-content: center; background-color: var(--accent-color); color: var(--primary-color); padding: 15px 30px; border: none; border-radius: 50px; font-size: 1rem; font-weight: 700; text-decoration: none; transition: all var(--transition-speed); cursor: pointer; box-shadow: 0 5px 15px rgba(255, 193, 7, 0.4); }
.cta-button:hover { background-color: var(--accent-hover-color); transform: translateY(-4px); box-shadow: 0 8px 20px rgba(224, 168, 0, 0.5); }
.cta-button:disabled { background-color: var(--text-light); cursor: not-allowed; box-shadow: none; transform: none; }
.cta-button.large { padding: 20px 40px; font-size: 1.1rem; }
.hidden { display: none !important; }

/* --- Header & Mobiel Menu --- */
.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: sticky; top: 0; z-index: 1001; padding: 10px 0; }
.header .container { display: flex; justify-content: space-between; align-items: center; }
.logo img {
    height: 80px; /* Logo groter */
    width: auto;
    display: block;
}
.main-nav-desktop { display: none; }
.main-nav-desktop ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 20px; }
.main-nav-desktop a { display: flex; align-items: center; text-decoration: none; font-weight: 600; color: var(--primary-color); transition: color 0.3s ease, border-bottom-color 0.3s ease; white-space: nowrap; font-size: 0.95rem;}
.main-nav-desktop a:not(.nav-button) { padding: 8px 5px; border-bottom: 2px solid transparent; }
.main-nav-desktop a:not(.nav-button):hover { color: var(--accent-hover-color); border-bottom-color: var(--accent-hover-color); }
.main-nav-desktop a.active:not(.nav-button) { color: var(--accent-color); border-bottom-color: var(--accent-color); }
.nav-button { padding: 10px 22px; font-size: 0.95rem; }
.hamburger { display: block; cursor: pointer; background: none; border: none; z-index: 1003; position: relative; width: 30px; height: 24px; }
.hamburger span { display: block; width: 30px; height: 3px; background-color: var(--primary-color); margin: 0; transition: all var(--transition-speed); position: absolute; left: 0; }
.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 9px; }
.hamburger span:nth-child(3) { top: 18px; }
.main-nav-mobile { display: flex; flex-direction: column; justify-content: flex-start; align-items: flex-start; position: fixed; top: 0; right: -100%; width: 70%; max-width: 300px; height: 100%; background: var(--primary-color); padding: 100px 30px; box-shadow: -5px 0 15px rgba(0,0,0,0.4); transition: right var(--transition-speed); z-index: 1002; }
.main-nav-mobile.open { right: 0; }
.main-nav-mobile ul { flex-direction: column; align-items: flex-start; gap: 25px; width: 100%; list-style: none; padding: 0;}
.main-nav-mobile a { color: #fff; font-size: 1.2rem; text-decoration: none; font-weight: 600;}
.main-nav-mobile .nav-button { display: inline-flex; background-color: var(--accent-color); color: var(--primary-color); padding: 15px 25px; border-radius: 50px; font-size: 1.1rem; text-align: center; margin-top: 30px; width: 100%; }
.menu-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); backdrop-filter: blur(5px); z-index: 1001; opacity: 0; visibility: hidden; transition: opacity 0.4s ease, visibility 0.4s ease; }
body.menu-open .menu-overlay { opacity: 1; visibility: visible; }
body.menu-open .hamburger { position: fixed; right: 20px; }
body.menu-open .hamburger span { background-color: #fff; }
body.menu-open .hamburger span:nth-child(1) { top: 9px; transform: rotate(45deg); }
body.menu-open .hamburger span:nth-child(2) { opacity: 0; }
body.menu-open .hamburger span:nth-child(3) { top: 9px; transform: rotate(-45deg); }

/* --- Hero Section --- */
.hero {
    background-image: linear-gradient(rgba(44, 61, 52, 0.8), rgba(44, 61, 52, 0.8)), url('images/Wall-Science-achtergrond.jpg');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed;
    color: #fff;
    padding: 60px 0;
}
.hero.compact-hero { min-height: 70vh; display: flex; align-items: center; justify-content: center;}
.hero-content { position: relative; z-index: 3; }
.hero h1 { color: #fff; margin-bottom: 15px;}
.hero p { color: rgba(255,255,255,0.9); max-width: 600px; margin: 0 auto 20px; font-size: 1.05rem; }
.before-after-container { position: relative; width: 100%; max-width: 600px; margin: 20px auto 0; aspect-ratio: 16/9; border-radius: var(--border-radius); overflow: hidden; cursor: col-resize; box-shadow: var(--shadow-medium); user-select: none; -webkit-user-select: none; touch-action: none; }
.before-img, .after-img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; pointer-events: none; }
.after-wrapper { position: absolute; top: 0; left: 0; width: 50%; height: 100%; overflow: hidden; }
.slider-handle { position: absolute; top: 0; left: 50%; width: 4px; height: 100%; background: var(--accent-color); transform: translateX(-50%); display: flex; align-items: center; justify-content: center; z-index: 2; }
.slider-handle i { color: var(--primary-color); background: var(--accent-color); border-radius: 50%; padding: 15px; font-size: 1.2rem; }
.hero-cta { margin-top: 30px; }

/* --- Core Offer Section --- */
.core-offer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    max-width: 1000px;
    margin: 40px auto 0;
}
.core-item { text-align: center; }
.core-item i { font-size: 3rem; color: var(--accent-color); margin-bottom: 15px; }
.core-item h3 { font-size: 1.3rem; margin-bottom: 10px; }
.core-item p { color: var(--text-light); font-size: 0.95rem; }

/* --- How It Works Simple Section --- */
.steps-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
    max-width: 900px;
    margin: 30px auto 0;
}
.step-item { text-align: center; }
.step-icon {
    width: 45px; height: 45px;
    font-size: 1.4rem;
    margin: 0 auto 15px;
    border-radius: 50%;
    background-color: var(--accent-color);
    color: var(--primary-color);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 10px rgba(255, 193, 7, 0.3);
}
.step-item h3 { font-size: 1.15rem; margin-bottom: 8px; }
.step-item p { font-size: 0.9rem; color: var(--text-light); }

/* --- Prijzen & Reserveren Pagina --- */
.reservation-box {
    max-width: 800px;
    margin: 0 auto;
    background-color: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
}
.duration-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 30px;
}
.duration-selector label input[type="radio"] { display: none; }
.duration-selector label span {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 15px 5px;
    border: 2px solid #eee;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    font-weight: 600;
    font-size: 0.9rem;
}
.duration-selector label span small {
    font-weight: 400;
    color: var(--text-light);
    margin-top: 3px;
    font-size: 0.75rem;
}
.duration-selector label input[type="radio"]:checked + span {
    border-color: var(--accent-color);
    background-color: rgba(255, 193, 7, 0.1);
    box-shadow: 0 0 15px rgba(255, 193, 7, 0.2);
}
.price-display {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 20px;
}
.price-display small {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 400;
}
.calendar-group label {
    display: block;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 10px;
    text-align: center;
    font-size: 1.1rem; /* Label iets groter */
}
/* *** DATUM INPUT GROTER GEMAAKT & ICON *** */
#start-date-input {
    width: 100%;
    max-width: 350px; /* Iets breder */
    margin: 0 auto;
    padding: 18px 45px 18px 18px; /* Meer padding, ruimte voor icoon */
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1.1rem; /* Groter font */
    text-align: center;
    cursor: pointer;
    background-color: #fff;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%236c757d'%3E%3Cpath d='M17 12h-5v5h5v-5zM16 1v2H8V1H6v2H5c-1.11 0-1.99.9-1.99 2L3 19c0 1.1.89 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2h-1V1h-2zm3 18H5V8h14v11z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 1.3em;
    min-height: 55px; /* *** NIEUW: Minimale hoogte toegevoegd *** */
    box-sizing: border-box; /* Zekerheid */
    line-height: normal; /* Zorg dat tekst verticaal centreert */
}
.contact-form-fields {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid #eee;
}
.reservation-submit {
    width: 100%;
    margin-top: 10px;
}
.urgency-box-inline {
    margin-top: 20px;
    font-size: 0.9rem;
    color: #f7b731;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* Formulier Groepen & Kaart Opties */
.form-group { margin-bottom: 25px; }
.form-group label { display: block; font-weight: 600; color: var(--primary-color); margin-bottom: 8px; text-align: left; font-size: 0.95rem;}
.form-group-info.small { font-size: 0.8rem; margin-top: 5px; text-align: center;}
.form-group input[type="text"], .form-group input[type="email"], .form-group input[type="tel"] {
    width: 100%; padding: 12px; border: 1px solid #ddd; border-radius: 8px; font-family: inherit; font-size: 1rem; margin-bottom: 8px;
}
.card-options { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; }
.card-options.half { grid-template-columns: 1fr 1fr; }
.card-options input[type="radio"] { display: none; }
.card-options span { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 15px 10px; border: 2px solid #eee; border-radius: var(--border-radius); cursor: pointer; transition: all 0.3s ease; text-align: center; font-weight: 600; font-size: 0.95rem; }
.card-options span small { font-weight: 400; color: var(--text-light); margin-top: 5px; font-size: 0.8rem;}
.card-options input[type="radio"]:checked + span { border-color: var(--accent-color); background-color: rgba(255, 193, 7, 0.1); }
.form-assurance { display: block; margin-top: 15px; color: var(--text-light); text-align: center; font-size: 0.9rem;}

/* Tooltip */
.tooltip-icon {
    display: inline-block;
    position: relative;
    margin-left: 8px;
    width: 18px;
    height: 18px;
    background-color: var(--text-light);
    color: #fff;
    border-radius: 50%;
    text-align: center;
    font-size: 12px;
    line-height: 18px;
    cursor: pointer;
    font-style: italic;
    font-family: 'Times New Roman', Times, serif;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
    vertical-align: middle; /* *** UITLIJNING AANGEPAST *** */
}
.tooltip-text {
    visibility: hidden;
    opacity: 0;
    width: 280px;
    background-color: var(--primary-color);
    color: #fff;
    text-align: left;
    border-radius: var(--border-radius);
    padding: 12px;
    position: absolute;
    z-index: 10;
    bottom: 140%;
    left: 50%;
    margin-left: -140px;
    transition: opacity 0.3s, visibility 0.3s;
    font-family: var(--font-family);
    font-style: normal;
    font-size: 0.85rem;
    line-height: 1.5;
    box-shadow: var(--shadow-medium);
    pointer-events: none;
}
.tooltip-text::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--primary-color) transparent transparent transparent;
}
.tooltip-icon:hover .tooltip-text,
.tooltip-icon:focus .tooltip-text,
.tooltip-icon.tooltip-active .tooltip-text {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
}
.tooltip-text strong { color: var(--accent-color); }


/* --- About Stef Section --- */
.expert-card {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    align-items: center;
    background: #fff;
    padding: 30px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    text-align: center;
}
.expert-image { max-width: 180px; margin: 0 auto; }
.expert-image img { width: 100%; border-radius: 50%; }
.expert-content { text-align: center; }

/* --- Testimonials --- */
.social-proof-section { background-color: #fff; }
.testimonial-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.testimonial-card-link { text-decoration: none; }
.testimonial-card { background: var(--secondary-color); padding: 30px; border-radius: var(--border-radius); box-shadow: var(--shadow-light); transition: all var(--transition-speed); text-align: left;}
.testimonial-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-medium); }
.testimonial-text { font-size: 1rem; font-style: italic; color: var(--text-color); margin-bottom: 20px; min-height: 80px; }
.testimonial-author-wrapper { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid #ddd; padding-top: 15px; }
.testimonial-author { font-size: 0.9rem; font-weight: 700; color: var(--primary-color); margin: 0;}
.testimonial-rating { color: var(--accent-color); font-size: 0.9rem; }
.single-row-testimonials { grid-template-columns: 1fr; }

/* --- Final CTA / Page Header --- */
.page-header { background-color: var(--primary-color); color: #fff; padding: 60px 0; }
.page-header h1 { color: #fff; }
.page-header .section-intro-p { color: rgba(255,255,255,0.8); }
.final-cta-section { text-align: center; }

/* --- De-Box Pagina Stijlen --- */
.tool-list-grid { display: grid; grid-template-columns: 1fr; gap: 20px; max-width: 1000px; margin: 40px auto 0; width: 100%;}
.tool-list-card { background-color: #fff; padding: 30px; border-radius: var(--border-radius); text-align: center; box-shadow: var(--shadow-light);}
.tool-list-icon { height: 60px; margin-bottom: 20px; display: flex; justify-content: center; align-items: center;}
.tool-list-icon img { max-height: 100%; }
.tool-list-icon i { font-size: 3rem; color: var(--primary-color); }
.tool-list-card h3 { margin-bottom: 10px; font-size: 1.2rem;}
.tool-list-card p { font-size: 0.9rem; color: var(--text-light); }
.video-wrapper { max-width: 900px; margin: 40px auto 0; box-shadow: var(--shadow-medium); border-radius: var(--border-radius); overflow: hidden; line-height: 0; width: 100%; }
.video-wrapper video { width: 100%; display: block; }

/* --- Hoe-het-werkt Pagina Stijlen --- */
.process-timeline-section .container { max-width: 800px; }
.timeline-item { position: relative; padding: 15px 0 30px 50px; border-left: 3px solid #eee; }
.timeline-item:last-child { border-left: 3px solid transparent; }
.timeline-icon { position: absolute; left: -27px; top: 10px; background-color: #fff; width: 50px; height: 50px; border-radius: 50%; display: flex; align-items: center; justify-content: center; border: 3px solid var(--primary-color); }
.timeline-item .fas { color: var(--primary-color); font-size: 1.5rem; }
.timeline-content { text-align: left; }
.timeline-step { font-weight: 700; color: var(--accent-color); font-size: 0.9rem;}
.timeline-content h3 { margin-bottom: 8px; font-size: 1.3rem;}
.faq-container { max-width: 800px; margin: 40px auto 0; width: 100%;}
.faq-item { border-bottom: 1px solid #ddd; }
.faq-question { display: flex; justify-content: space-between; align-items: center; cursor: pointer; padding: 20px 0; text-align: left;}
.faq-question h3 { margin-bottom: 0; font-size: 1.2rem; }
.faq-question i { transition: transform 0.3s ease; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.5s ease-out, padding 0.5s ease; text-align: left;}
.faq-answer p { padding-bottom: 20px; color: var(--text-light); margin: 0;}
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-item.active .faq-answer { max-height: 300px; }
.faq-item.active .faq-answer p {padding-top: 10px;}

/* --- STIJL VOOR MODULE ACCORDEON --- */
.curriculum-accordion .faq-question h3 {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.2rem;
}
.curriculum-accordion .module-number {
    font-weight: 700;
    color: var(--accent-color);
    font-size: 0.85rem;
    display: block;
    margin-bottom: 0;
    flex-shrink: 0;
}

/* --- Over-Ons Pagina Stijlen --- */
.trust-grid { display: grid; grid-template-columns: 1fr; gap: 30px; align-items: center; max-width: 1000px;}
.trust-image img { width: 100%; border-radius: var(--border-radius); box-shadow: var(--shadow-medium); }
.trust-content { text-align: left; }
.gallery-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin: 40px auto; max-width: 1000px; }
.gallery-image { width: 100%; aspect-ratio: 1/1; object-fit: cover; border-radius: var(--border-radius); cursor: pointer; transition: transform 0.3s ease, box-shadow 0.3s ease; }
.gallery-image:hover { transform: scale(1.05); box-shadow: var(--shadow-medium); }
.lightbox { display: none; position: fixed; z-index: 2000; padding: 60px 20px 20px; left: 0; top: 0; width: 100%; height: 100%; overflow: auto; background-color: rgba(0,0,0,0.9); flex-direction: column; justify-content: center; align-items: center;}
.lightbox-content { margin: auto; display: block; width: auto; height: auto; max-width: 100%; max-height: calc(100vh - 120px); animation: zoom 0.6s; }
@keyframes zoom { from {transform:scale(0)} to {transform:scale(1)} }
.lightbox-close { position: absolute; top: 15px; right: 35px; color: #f1f1f1; font-size: 40px; font-weight: bold; transition: 0.3s; cursor: pointer; }
.lightbox-prev, .lightbox-next { cursor: pointer; position: absolute; top: 50%; width: auto; padding: 16px; margin-top: -50px; color: white; font-weight: bold; font-size: 20px; transition: 0.6s ease; border-radius: 0 3px 3px 0; user-select: none; -webkit-user-select: none; background-color: rgba(0,0,0,0.3);}
.lightbox-prev { left: 10px; border-radius: 3px 0 0 3px;}
.lightbox-next { right: 10px; border-radius: 0 3px 3px 0;}
.lightbox-prev:hover, .lightbox-next:hover { background-color: rgba(0,0,0,0.8); }

/* --- Bedankt Pagina --- */
.thank-you-section { display: flex; align-items: center; padding: 60px 0;}
.thank-you-content { max-width: 700px; }
.thank-you-content .fa-check-circle { font-size: 3.5rem; color: var(--success-color); margin-bottom: 15px; }
.thank-you-content h1 { margin-bottom: 15px; font-size: 1.8rem;}
.thank-you-content p { color: var(--text-light); font-size: 1.05rem; margin-bottom: 15px; }
.thank-you-content p strong { color: var(--text-color); }
.whatsapp-prompt {
    margin-top: 40px;
    border-top: 1px solid #eee;
    padding: 30px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    text-align: center;
    background-color: var(--secondary-color);
    border-radius: var(--border-radius);
}
.whatsapp-prompt img { width: 70px; height: 70px; border-radius: 50%; object-fit: cover;}
.whatsapp-prompt .text-content { text-align: left; max-width: 400px; }
.whatsapp-prompt h4 { margin-bottom: 5px; font-size: 1.2rem;}

/* --- Lead Magnet Sectie --- */
.lead-magnet-section .container {
    text-align: center;
}
.lead-magnet-content {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 20px;
    align-items: center;
    text-align: left;
    margin-bottom: 20px;
}
.lead-magnet-image img {
    width: 100px;
    height: auto;
    max-height: 120px;
    object-fit: contain;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
}
.lead-magnet-text h3 {
    font-size: 1.3rem;
    margin-bottom: 5px;
}
.lead-magnet-text p {
    margin-bottom: 0;
}
.ebook-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 500px;
    margin: 0 auto;
}
.ebook-form input[type="email"] {
    width: 100%;
    padding: 14px;
    border: 1px solid #ddd;
    border-radius: 50px;
    font-family: inherit;
    font-size: 1rem;
    text-align: center;
}
.ebook-form button {
    width: 100%;
}

/* --- Footer --- */
.footer { background-color: var(--primary-color); color: rgba(255,255,255,0.7); padding: 50px 0 25px; }
.footer .container { display: flex; justify-content: center; text-align: center; flex-wrap: wrap; gap: 30px; }
.footer-column { flex: 1; min-width: 250px;}
.footer h4 { color: #fff; margin-bottom: 10px;}
.footer-bottom { text-align: center; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 25px; margin-top: 25px; font-size: 0.9rem; width: 100%; }
.footer a { color: rgba(255,255,255,0.9); text-decoration: none; }
.footer a:hover { text-decoration: underline; color: #fff; }

/* --- Animaties --- */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.fade-in.is-visible { opacity: 1; transform: translateY(0); }
.fade-in.delay-1 { transition-delay: 0.2s; }
.fade-in.delay-2 { transition-delay: 0.4s; }

/* --- Flatpickr Kalender Styling --- */
.flatpickr-calendar { font-family: var(--font-family); border-radius: var(--border-radius); box-shadow: var(--shadow-medium); z-index: 1005; }
.flatpickr-day.selected { background: var(--primary-color); border-color: var(--primary-color); }
.flatpickr-day.today { border-color: var(--accent-color); color: var(--accent-color); }
.flatpickr-day:hover, .flatpickr-day:focus { background: var(--secondary-color); border-color: var(--secondary-color); color: var(--primary-color); }
.flatpickr-day.disabled, .flatpickr-day.disabled:hover { background: none; color: #ccc; cursor: default; }
.flatpickr-months .flatpickr-prev-month:hover svg,
.flatpickr-months .flatpickr-next-month:hover svg { fill: var(--primary-color); }

/* --- MEDIA QUERIES --- */
@media (min-width: 768px) {
    .section-padding { padding: 80px 0; }
    .main-nav-desktop { display: block; }
    .hamburger { display: none; }

    .core-offer-grid { grid-template-columns: repeat(3, 1fr); }

    .steps-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 40px;
        margin-top: 40px;
    }
    .step-icon {
        width: 60px; height: 60px;
        font-size: 1.8rem;
        margin-bottom: 20px;
    }
    .step-item h3 { font-size: 1.3rem; margin-bottom: 10px; }
    .step-item p { font-size: 0.95rem; }

    .expert-card {
        grid-template-columns: 200px 1fr;
        text-align: left;
        padding: 40px;
    }
    .expert-image { margin: 0; }
    .expert-content { text-align: left; }
    .about-stef-section .expert-card {
        background: none;
        box-shadow: none;
        padding: 30px;
        gap: 40px;
        grid-template-columns: 180px 1fr;
    }
     .about-stef-section .expert-image { max-width: 180px; }
     .about-stef-section h3 { font-size: 1.3rem; margin-bottom: 10px;}
     .about-stef-section p { font-size: 0.95rem; }


    .single-row-testimonials { grid-template-columns: 1fr 1fr; }
    .testimonial-text { min-height: 80px; }
    .social-proof-section .testimonial-card {
        padding: 30px;
    }
    .social-proof-section .testimonial-text { font-size: 1rem; margin-bottom: 20px;}
    .social-proof-section .testimonial-author-wrapper { padding-top: 15px; gap: 5px; }


    .tool-list-grid { grid-template-columns: 1fr 1fr; }

    .trust-grid { grid-template-columns: 1fr 1.2fr; gap: 60px; }
    .gallery-grid { grid-template-columns: repeat(3, 1fr); }

    /* Ebook form op desktop */
    .ebook-form {
        flex-direction: row;
    }
    .ebook-form input[type="email"] {
        width: 100%;
        flex-grow: 1;
        text-align: left;
        padding-left: 20px;
    }
    .ebook-form button {
        width: auto;
        flex-shrink: 0;
    }

    .footer .container { flex-direction: row; text-align: left; }
    .whatsapp-prompt { text-align: left; }
}

@media (min-width: 992px) {
    .tool-list-grid { grid-template-columns: repeat(4, 1fr); }
}