/* ===================================================================
   VvE-Check — 2026 Modern Website Stylesheet
   =================================================================== */

:root {
    --color-primary: #0F3460;
    --color-primary-dark: #0A2240;
    --color-primary-light: #1A4A80;
    --color-accent: #2ECC71;
    --color-accent-dark: #27AE60;
    --color-accent-light: #A8F0C6;

    --color-bg: #FAFBFD;
    --color-bg-alt: #F0F4F8;
    --color-bg-card: #FFFFFF;
    --color-bg-dark: #0A1628;

    --color-text: #1A1A2E;
    --color-text-secondary: #4A5568;
    --color-text-muted: #718096;
    --color-text-light: #CBD5E0;
    --color-text-on-dark: #E2E8F0;

    --color-border: #E2E8F0;
    --color-border-light: #EDF2F7;

    --color-error: #E53E3E;
    --color-success: #2ECC71;

    --shadow-sm: 0 1px 3px rgba(15, 52, 96, 0.06);
    --shadow-md: 0 4px 16px rgba(15, 52, 96, 0.08);
    --shadow-lg: 0 12px 40px rgba(15, 52, 96, 0.12);
    --shadow-xl: 0 24px 64px rgba(15, 52, 96, 0.16);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;

    --font-heading: 'Plus Jakarta Sans', -apple-system, sans-serif;
    --font-body: 'Inter', -apple-system, sans-serif;

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    --container-max: 1200px;
    --section-spacing: clamp(4rem, 8vw, 8rem);
}

/* ===================================================================
   RESET & BASE
   =================================================================== */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

a:hover {
    color: var(--color-accent);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text);
}

ul {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ===================================================================
   UTILITY
   =================================================================== */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

/* ===================================================================
   HEADER
   =================================================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 251, 253, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.header.scrolled {
    border-bottom-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    z-index: 1001;
}

.logo img {
    width: 56px;
    height: 56px;
    object-fit: contain;
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.35rem;
    color: var(--color-primary);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-primary);
    background: var(--color-bg-alt);
}

.nav-link--cta {
    background: var(--color-primary);
    color: #fff !important;
    padding: 0.5rem 1.25rem;
    margin-left: 0.5rem;
    border-radius: var(--radius-full);
}

.nav-link--cta:hover {
    background: var(--color-primary-dark);
    color: #fff !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.nav-toggle:hover {
    background: var(--color-bg-alt);
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.hamburger {
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
}

.hamburger::before {
    top: -7px;
}

.hamburger::after {
    top: 7px;
}

.nav-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* ===================================================================
   BUTTONS
   =================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.btn--primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(15, 52, 96, 0.3);
}

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

.btn--outline:hover {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: #fff;
    transform: translateY(-2px);
}

.btn--lg {
    padding: 1rem 2.25rem;
    font-size: 1rem;
}

.btn--block {
    width: 100%;
}

.btn-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.btn.loading .btn-text {
    opacity: 0;
}

.btn.loading .btn-loader {
    display: block;
    position: absolute;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===================================================================
   HERO
   =================================================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 4rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
}

.hero-shape--1 {
    width: 600px;
    height: 600px;
    background: var(--color-accent);
    top: -200px;
    right: -100px;
    animation: float1 20s ease-in-out infinite;
}

.hero-shape--2 {
    width: 500px;
    height: 500px;
    background: var(--color-primary);
    bottom: -150px;
    left: -100px;
    animation: float2 25s ease-in-out infinite;
}

.hero-shape--3 {
    width: 300px;
    height: 300px;
    background: var(--color-accent-light);
    top: 50%;
    left: 50%;
    animation: float3 15s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-40px, 30px) scale(1.1); }
    66% { transform: translate(20px, -20px) scale(0.95); }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -40px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(1.1); }
}

@keyframes float3 {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.2); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 720px;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent-dark);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease 0.1s forwards;
    opacity: 0;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease 0.3s forwards;
    opacity: 0;
}

.hero-trust {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero-trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.hero-trust-item svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===================================================================
   SECTIONS
   =================================================================== */

.section {
    padding: var(--section-spacing) 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 4rem;
}

.section-label {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent-dark);
    background: rgba(46, 204, 113, 0.1);
    padding: 0.375rem 1rem;
    border-radius: var(--radius-full);
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ===================================================================
   DIENSTEN
   =================================================================== */

.diensten {
    background: var(--color-bg-alt);
}

.diensten-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.dienst-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: 2rem;
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.dienst-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.dienst-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.dienst-card:hover::before {
    opacity: 1;
}

.dienst-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(15, 52, 96, 0.06), rgba(46, 204, 113, 0.06));
    border-radius: var(--radius-md);
    color: var(--color-primary);
    margin-bottom: 1.25rem;
    transition: all var(--transition-base);
}

.dienst-card:hover .dienst-icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
}

.dienst-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.dienst-text {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ===================================================================
   PAKKETTEN
   =================================================================== */

.pakketten-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    align-items: start;
}

.pakket-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem;
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-base);
    position: relative;
}

.pakket-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.pakket-card--featured {
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: scale(1.03);
}

.pakket-card--featured:hover {
    transform: scale(1.03) translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.pakket-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: #fff;
    padding: 0.375rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 700;
    font-family: var(--font-heading);
    white-space: nowrap;
}

.pakket-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--color-border-light);
}

.pakket-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent-dark);
    margin-bottom: 0.5rem;
}

.pakket-name {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.pakket-desc {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

.pakket-features {
    margin-bottom: 2rem;
}

.pakket-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.5rem 0;
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

.pakket-features li svg {
    flex-shrink: 0;
    color: var(--color-accent);
    margin-top: 2px;
}

/* ===================================================================
   WERKWIJZE
   =================================================================== */

.werkwijze {
    background: var(--color-bg-dark);
    color: var(--color-text-on-dark);
}

.werkwijze .section-label {
    background: rgba(46, 204, 113, 0.15);
    color: var(--color-accent);
}

.werkwijze .section-title {
    color: #fff;
}

.werkwijze .section-subtitle {
    color: var(--color-text-light);
}

.werkwijze-timeline {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    position: relative;
}

.werkwijze-step {
    position: relative;
    padding: 2rem;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition-base);
}

.werkwijze-step:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(46, 204, 113, 0.3);
    transform: translateY(-4px);
}

.werkwijze-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-accent);
    opacity: 0.3;
    line-height: 1;
    margin-bottom: 1rem;
}

.werkwijze-step:hover .werkwijze-number {
    opacity: 0.6;
}

.werkwijze-content h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
}

.werkwijze-content p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ===================================================================
   OVER ONS
   =================================================================== */

.over-ons-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.over-ons-content .section-label {
    display: inline-block;
}

.over-ons-content .section-title {
    text-align: left;
}

.over-ons-content p {
    font-size: 1.0625rem;
    color: var(--color-text-secondary);
    margin-bottom: 1.25rem;
    line-height: 1.8;
}

.over-ons-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.over-ons-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature {
    display: flex;
    gap: 1.25rem;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-base);
}

.feature:hover {
    box-shadow: var(--shadow-md);
    border-color: transparent;
    transform: translateX(4px);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: white;
    border-radius: var(--radius-md);
    color: var(--color-primary);
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.feature h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.feature p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ===================================================================
   FAQ
   =================================================================== */

.faq {
    background: var(--color-bg-alt);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-light);
    margin-bottom: 0.75rem;
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--color-primary);
}

.faq-item[open] {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    font-weight: 600;
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--color-text);
    list-style: none;
    transition: color var(--transition-fast);
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question::marker {
    display: none;
    content: '';
}

.faq-chevron {
    flex-shrink: 0;
    color: var(--color-text-muted);
    transition: transform var(--transition-base);
}

.faq-item[open] .faq-chevron {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem 1.25rem;
}

.faq-answer p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ===================================================================
   CONTACT
   =================================================================== */

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: start;
}

.contact-info .section-title {
    text-align: left;
}

.contact-info > p {
    font-size: 1.0625rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    color: var(--color-primary);
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.125rem;
}

.contact-item a,
.contact-item span {
    font-size: 0.9375rem;
    color: var(--color-text);
}

.contact-item a:hover {
    color: var(--color-accent);
}

/* FORM */

.contact-form-wrapper {
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    border: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.required {
    color: var(--color-error);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text);
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(15, 52, 96, 0.1);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23718096' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-error {
    display: block;
    font-size: 0.8125rem;
    color: var(--color-error);
    margin-top: 0.375rem;
    min-height: 0;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.form-error.visible {
    opacity: 1;
}

/* Checkbox */

.form-group--checkbox {
    margin-bottom: 1.75rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    width: 0;
    height: 0;
    opacity: 0;
    position: absolute;
}

.checkmark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-radius: 4px;
    flex-shrink: 0;
    transition: all var(--transition-fast);
    margin-top: 1px;
}

.checkbox-label input:checked + .checkmark {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.checkbox-label input:checked + .checkmark::after {
    content: '';
    display: block;
    width: 5px;
    height: 9px;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg) translateY(-1px);
}

.checkbox-label a {
    color: var(--color-primary);
    text-decoration: underline;
}

/* Form Message */

.form-message {
    display: none;
    margin-top: 1rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    font-weight: 500;
}

.form-message.success {
    display: block;
    background: rgba(46, 204, 113, 0.1);
    color: var(--color-accent-dark);
    border: 1px solid rgba(46, 204, 113, 0.2);
}

.form-message.error {
    display: block;
    background: rgba(229, 62, 62, 0.1);
    color: var(--color-error);
    border: 1px solid rgba(229, 62, 62, 0.2);
}

/* ===================================================================
   FOOTER
   =================================================================== */

.footer {
    background: var(--color-bg-dark);
    color: var(--color-text-light);
    padding: 4rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo {
    margin-bottom: 1rem;
}

.footer-brand .logo-text {
    color: #fff;
}

.footer-brand p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.7;
    max-width: 320px;
}

.footer-links h4 {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #fff;
    margin-bottom: 1.25rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links li,
.footer-links a {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 0;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.footer-credits a {
    color: var(--color-accent);
    font-weight: 600;
}

.footer-credits a:hover {
    color: var(--color-accent-light);
}

/* ===================================================================
   SCROLL ANIMATIONS
   =================================================================== */

[data-animate] {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================================================
   RESPONSIVE
   =================================================================== */

@media (max-width: 1024px) {
    .diensten-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pakketten-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pakketten-grid .pakket-card:last-child {
        grid-column: 1 / -1;
        max-width: 480px;
        margin: 0 auto;
    }

    .pakket-card--featured {
        transform: scale(1);
    }

    .pakket-card--featured:hover {
        transform: translateY(-4px);
    }

    .werkwijze-timeline {
        grid-template-columns: repeat(2, 1fr);
    }

    .over-ons-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(250, 251, 253, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        z-index: 999;
    }

    .nav.open {
        opacity: 1;
        visibility: visible;
    }

    .nav-list {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .nav-link {
        font-size: 1.25rem;
        padding: 0.75rem 1.5rem;
    }

    .nav-link--cta {
        margin-left: 0;
        margin-top: 0.5rem;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        min-height: auto;
        padding: 7rem 0 4rem;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .hero-trust {
        flex-direction: column;
        gap: 0.75rem;
    }

    .diensten-grid {
        grid-template-columns: 1fr;
    }

    .pakketten-grid {
        grid-template-columns: 1fr;
    }

    .pakketten-grid .pakket-card:last-child {
        max-width: none;
    }

    .werkwijze-timeline {
        grid-template-columns: 1fr;
    }

    .over-ons-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        padding: 1.75rem;
    }

    .section-header {
        margin-bottom: 3rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .hero {
        padding: 6rem 0 3rem;
    }

    .over-ons-stats {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .contact-form-wrapper {
        padding: 1.25rem;
        border-radius: var(--radius-lg);
    }

    .pakket-card {
        padding: 2rem 1.5rem;
    }

    .dienst-card {
        padding: 1.5rem;
    }
}

/* ===================================================================
   PREFERS REDUCED MOTION
   =================================================================== */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    [data-animate] {
        opacity: 1;
        transform: none;
    }

    .hero-badge,
    .hero-title,
    .hero-subtitle,
    .hero-actions,
    .hero-trust {
        opacity: 1;
    }
}