:root {
    --color-primary: #6366f1;
    --color-primary-light: #818cf8;
    --color-primary-dark: #4f46e5;
    --color-accent: #06b6d4;
    --color-accent-light: #22d3ee;
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-text-muted: #94a3b8;
    --color-background: #f1f5f9;
    --color-background-alt: #e2e8f0;
    --color-background-dark: #0f172a;
    --color-background-card: #ffffff;
    --color-border: #cbd5e1;
    --color-border-light: #e2e8f0;
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    --gradient-text: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --max-width: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;
    --spacing-3xl: 8rem;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 32px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-soft: 0 4px 20px rgba(15, 23, 42, 0.06);
    --shadow-medium: 0 8px 30px rgba(15, 23, 42, 0.1);
    --shadow-strong: 0 20px 50px rgba(15, 23, 42, 0.15);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.page-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 1001;
    width: 0%;
    transition: width 0.1s linear;
}

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(241, 245, 249, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    background-color: rgba(241, 245, 249, 0.95);
    box-shadow: var(--shadow-soft);
}

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

.nav-logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    text-decoration: none;
    transition: var(--transition);
    letter-spacing: -0.02em;
}

.logo-bracket {
    color: var(--color-primary);
    font-weight: 400;
}

.logo-highlight {
    color: var(--color-primary);
}

.nav-logo:hover {
    transform: scale(1.02);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xs);
}

.nav-link {
    color: var(--color-text-light);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 500;
    padding: 0.625rem 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 2px;
    transition: transform var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text);
}

.nav-link.active::after,
.nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    margin-right: -var(--spacing-sm);
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    position: relative;
    transition: var(--transition);
    border-radius: 2px;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    transition: var(--transition);
    border-radius: 2px;
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

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

.nav-toggle[aria-expanded="true"] .hamburger::before {
    transform: translateY(8px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    transform: translateY(-8px) rotate(-45deg);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    font-family: var(--font-family);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.45);
}

.btn-primary svg {
    transition: transform var(--transition);
}

.btn-primary:hover svg {
    transform: translateX(4px);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

.hero {
    padding-top: 80px;
    background: var(--color-background);
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: rgba(99, 102, 241, 0.15);
    top: -200px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: rgba(6, 182, 212, 0.12);
    bottom: -100px;
    left: -100px;
    animation: float 25s ease-in-out infinite reverse;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: rgba(99, 102, 241, 0.1);
    top: 50%;
    left: 50%;
    animation: float 15s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(30px, -30px) scale(1.05);
    }
    50% {
        transform: translate(-20px, 20px) scale(0.95);
    }
    75% {
        transform: translate(-30px, -20px) scale(1.02);
    }
}

.hero-content {
    max-width: 700px;
    padding: var(--spacing-3xl) 0;
}

.hero-label {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 100px;
    margin-bottom: var(--spacing-lg);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-title {
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.03em;
}

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-light);
    max-width: 500px;
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-primary), transparent);
    animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
    0%, 100% {
        opacity: 0.3;
        transform: scaleY(0.8);
    }
    50% {
        opacity: 1;
        transform: scaleY(1);
    }
}

.section-label {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-primary);
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: 100px;
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.section-title-large {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.section-intro {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 600px;
    line-height: 1.7;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-header .section-intro {
    margin: 0 auto;
}

.section-over {
    background: var(--color-background);
    padding: var(--spacing-3xl) 0;
}

.over-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.over-visual {
    position: relative;
    height: 400px;
}

.over-card-stack {
    position: relative;
    width: 100%;
    height: 100%;
}

.over-card {
    position: absolute;
    background: var(--color-background-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
}

.over-card-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-xs);
}

.over-card-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
}

.over-card-1 {
    top: 0;
    left: 10%;
    z-index: 3;
    animation: card-float 6s ease-in-out infinite;
}

.over-card-1 .over-card-value {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.over-card-2 {
    top: 35%;
    right: 10%;
    z-index: 2;
    animation: card-float 6s ease-in-out 1s infinite;
}

.over-card-3 {
    bottom: 0;
    left: 25%;
    z-index: 1;
    animation: card-float 6s ease-in-out 2s infinite;
}

@keyframes card-float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.over-intro {
    font-size: 1.25rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.over-text {
    margin-bottom: var(--spacing-xl);
}

.over-text p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.over-stats {
    display: flex;
    gap: var(--spacing-xl);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.section-diensten {
    background: var(--color-background-alt);
    padding: var(--spacing-3xl) 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
}

.service-card {
    background: var(--color-background-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-strong);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon-wrap {
    margin-bottom: var(--spacing-lg);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--gradient-primary);
    color: #ffffff;
    transform: scale(1.1);
}

.service-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.service-description {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.service-tag {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background: var(--color-background);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.werkwijze-section {
    background: var(--color-background-card);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-soft);
}

.werkwijze-title {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    color: var(--color-text);
}

.werkwijze-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.werkwijze-step {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 1;
    max-width: 280px;
}

.step-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.step-content h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.25rem;
}

.step-content p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.werkwijze-connector {
    width: 60px;
    height: 2px;
    background: var(--color-border);
    flex-shrink: 0;
}

.section-skills {
    background: var(--color-background);
    padding: var(--spacing-3xl) 0;
}

.skills-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.skill-card-large {
    background: var(--color-background-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    transition: var(--transition);
    box-shadow: var(--shadow-soft);
}

.skill-card-large:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-medium);
}

.skill-icon-large {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    flex-shrink: 0;
    transition: var(--transition);
}

.skill-card-large:hover .skill-icon-large {
    background: var(--gradient-primary);
    color: #ffffff;
}

.skill-info {
    flex: 1;
}

.skill-info h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.25rem;
}

.skill-info span {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.skill-level {
    width: 100px;
    height: 6px;
    background: var(--color-background);
    border-radius: 3px;
    overflow: hidden;
}

.level-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 3px;
    width: 0%;
    transition: width 1s ease-out;
}

.section-contact {
    background: var(--color-background-dark);
    padding: var(--spacing-3xl) 0;
    color: #ffffff;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.section-contact .section-label {
    background: rgba(99, 102, 241, 0.2);
}

.section-contact .section-title-large {
    color: #ffffff;
}

.contact-description {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.contact-email-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-md);
    color: #ffffff;
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: 500;
    transition: var(--transition);
}

.contact-email-link:hover {
    color: var(--color-accent-light);
}

.email-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.contact-email-link:hover .email-icon {
    background: var(--gradient-primary);
}

.contact-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.contact-card-content {
    position: relative;
    z-index: 1;
}

.contact-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.contact-card p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.contact-card-decoration {
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.footer {
    background: var(--color-background-dark);
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-logo {
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    text-decoration: none;
}

.footer-logo .logo-bracket,
.footer-logo .logo-highlight {
    color: var(--color-primary-light);
}

.footer-copy {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

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

    .over-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .over-visual {
        order: -1;
        height: 300px;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--color-background);
        flex-direction: column;
        padding: var(--spacing-xl);
        gap: var(--spacing-sm);
        transform: translateX(100%);
        opacity: 0;
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateX(0);
        opacity: 1;
    }

    .nav-link {
        font-size: 1.25rem;
        padding: var(--spacing-md);
    }

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

    .skills-showcase {
        grid-template-columns: 1fr;
    }

    .werkwijze-steps {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .werkwijze-connector {
        width: 2px;
        height: 30px;
    }

    .werkwijze-step {
        flex-direction: column;
        text-align: center;
        max-width: none;
    }

    .hero-title {
        font-size: 2.5rem;
    }

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

    .btn {
        width: 100%;
        justify-content: center;
    }

    .over-stats {
        justify-content: center;
    }

    .footer-content {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }

    .scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
        --spacing-3xl: 4rem;
    }

    .hero-content {
        padding: var(--spacing-2xl) 0;
    }

    .section-title-large {
        font-size: 1.75rem;
    }

    .over-visual {
        height: 250px;
    }

    .over-card {
        padding: var(--spacing-md);
    }

    .over-card-value {
        font-size: 1.5rem;
    }

    .stat-value {
        font-size: 2rem;
    }

    .skill-card-large {
        flex-direction: column;
        text-align: center;
    }

    .skill-level {
        width: 100%;
    }
}