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

:root {
    --primary-blue: #2563eb;
    --primary-blue-dark: #1d4ed8;
    --electric-blue: #3b82f6;
    --bright-blue: #60a5fa;
    --energy-orange: #f59e0b;
    --warm-orange: #d97706;
    --success-green: #10b981;
    --warning-amber: #f59e0b;
    --danger-red: #ef4444;
    
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    --gradient-energy: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    --gradient-dark: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    --gradient-hero: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #60a5fa 100%);
    
    --text-dark: #1e293b;
    --text-light: #64748b;
    --text-lighter: #94a3b8;
    --background-light: #f8fafc;
    --background-white: #ffffff;
    --border-light: #e2e8f0;
    --border-medium: #cbd5e1;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    overflow-x: hidden;
    background: var(--background-white);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    display: inline-block;
    color: var(--energy-orange);
    font-weight: 600;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
    position: relative;
}

.section-subtitle::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--gradient-energy);
    border-radius: 2px;
}

.section-description {
    font-size: 1.25rem;
    color: var(--text-light);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem;
    line-height: 1.6;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-3px);
}

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

.btn-outline:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
    transform: translateY(-3px);
}

.btn-large {
    padding: 18px 40px;
    font-size: 1.1rem;
}

.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-content {
    text-align: center;
    color: white;
}

.loading-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 2rem;
    font-size: 2rem;
    font-weight: 700;
}

.logo-shape {
    width: 50px;
    height: 50px;
    background: var(--energy-orange);
    border-radius: 12px;
    position: relative;
    animation: pulse 2s infinite;
}

.logo-shape::before {
    content: '⚡';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.5rem;
}

.progress-bar {
    width: 200px;
    height: 6px;
    background: rgba(255,255,255,0.3);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    display: block;
    width: 100%;
    height: 100%;
    background: var(--energy-orange);
    animation: loading 2s ease-in-out infinite;
}

@keyframes loading {
    0% { transform: translateX(-100%); }
    50% { transform: translateX(0); }
    100% { transform: translateX(100%); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: all var(--transition-normal);
    height: auto;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-lg);
}

.top-bar {
    background: var(--gradient-dark);
    color: white;
    padding: 8px 0;
    font-size: 0.9rem;
}

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

.contact-info {
    display: flex;
    gap: 24px;
}

.contact-info span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    color: white;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.social-links a:hover {
    color: var(--bright-blue);
}

.nav {
    padding: 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    min-height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon {
    width: 50px;
    height: 50px;
    background: var(--background-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-main {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-dark);
    line-height: 1;
}

.logo-sub {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 500;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    transition: all var(--transition-normal);
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
    transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

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

.nav-cta {
    margin-left: 16px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-dark);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
}

.theme-toggle:hover {
    background: var(--background-light);
    color: var(--primary-blue);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: all var(--transition-normal);
    border-radius: 2px;
}

.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    overflow: hidden;
    padding-top: 120px;
    margin-top: 0;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.9) 0%, rgba(59, 130, 246, 0.7) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: white;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 80px 0 60px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 12px 24px;
    border-radius: 50px;
    margin-bottom: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
    z-index: 10;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.title-line {
    display: block;
}

.title-highlight {
    display: block;
    background: linear-gradient(45deg, #fbbf24, #f59e0b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.4rem;
    line-height: 1.6;
    margin-bottom: 3rem;
    opacity: 0.95;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-bottom: 3rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 4px;
    background: linear-gradient(45deg, #fff, #e2e8f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
    font-weight: 600;
}

.hero-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 4rem;
}

.hero-scroll {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 600;
}

.scroll-indicator {
    width: 2px;
    height: 40px;
    background: rgba(255, 255, 255, 0.5);
    position: relative;
}

.scroll-indicator::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background: white;
    border-radius: 1px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { transform: translateY(0); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateY(20px); opacity: 0; }
}

.hero-floating {
    position: absolute;
    bottom: 40px;
    left: 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    z-index: 3;
}

.floating-card {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: 16px 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    color: var(--text-dark);
    font-weight: 600;
    transition: all var(--transition-normal);
}

.floating-card:hover {
    transform: translateX(10px);
    background: white;
}

.floating-card i {
    color: var(--energy-orange);
    font-size: 1.2rem;
}

.services {
    padding: 120px 0;
    background: var(--background-light);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="%23f1f5f9" points="0,0 1000,500 0,1000"/></svg>');
    opacity: 0.5;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    position: relative;
    z-index: 2;
}

.service-card {
    background: white;
    padding: 40px 32px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-light);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
}

.service-card[data-service="sanitair"]::before { background: var(--gradient-primary); }
.service-card[data-service="elektriciteit"]::before { background: var(--gradient-energy); }
.service-card[data-service="verwarming"]::before { background: var(--gradient-success); }
.service-card[data-service="renovatie"]::before { background: var(--gradient-dark); }

.service-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    position: relative;
    font-size: 2rem;
    color: white;
}

.service-card[data-service="sanitair"] .service-icon { background: var(--gradient-primary); }
.service-card[data-service="elektriciteit"] .service-icon { background: var(--gradient-energy); }
.service-card[data-service="verwarming"] .service-icon { background: var(--gradient-success); }
.service-card[data-service="renovatie"] .service-icon { background: var(--gradient-dark); }

.service-icon .icon-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 15px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.service-card > p {
    color: var(--text-light);
    margin-bottom: 24px;
    line-height: 1.6;
}

.service-features {
    list-style: none;
    margin-bottom: 32px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-light);
}

.service-features li:last-child {
    border-bottom: none;
}

.service-features li i {
    color: var(--success-green);
    font-size: 1rem;
}

.service-actions {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.service-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    transition: gap var(--transition-normal);
}

.service-link:hover {
    gap: 12px;
}

.service-cta {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.service-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.services-cta {
    margin-top: 80px;
    background: white;
    padding: 60px 40px;
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

.cta-content h3 {
    font-size: 2rem;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.cta-content p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 32px;
}

.department-details {
    padding: 100px 0;
    background: var(--background-white);
}

.department-tabs {
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.tab-buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background: var(--gradient-dark);
}

.tab-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 24px 20px;
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    border-bottom: 3px solid transparent;
}

.tab-btn:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.tab-btn.active {
    color: white;
    border-bottom-color: var(--energy-orange);
    background: rgba(255, 255, 255, 0.15);
}

.tab-btn i {
    font-size: 1.3rem;
}

.tab-content {
    padding: 0;
}

.tab-pane {
    display: none;
    padding: 0;
}

.tab-pane.active {
    display: block;
}

.department-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    padding: 60px;
}

.department-text h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.department-text > p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.6;
}

.service-features-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-dark);
    font-weight: 500;
}

.feature-item i {
    color: var(--success-green);
    font-size: 1rem;
}

.department-gallery {
    display: flex;
    align-items: center;
}

.gallery-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    width: 100%;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--background-light);
    border: 1px solid var(--border-light);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 3rem;
}

.gallery-placeholder span {
    font-size: 1.1rem;
    margin-top: 12px;
    font-weight: 600;
}

.why-choose {
    padding: 120px 0;
    background: var(--background-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.feature-card {
    text-align: center;
    padding: 40px 24px;
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-light);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-blue);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.feature-card:nth-child(2) .feature-icon { background: var(--gradient-energy); }
.feature-card:nth-child(3) .feature-icon { background: var(--gradient-success); }
.feature-card:nth-child(4) .feature-icon { background: var(--gradient-primary); }
.feature-card:nth-child(5) .feature-icon { background: var(--gradient-energy); }
.feature-card:nth-child(6) .feature-icon { background: var(--gradient-success); }

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

.process {
    padding: 120px 0;
    background: var(--background-white);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 48px;
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 80px;
    left: 12.5%;
    width: 75%;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 1;
}

.process-step {
    text-align: center;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 1.2rem;
    margin: 0 auto 24px;
    position: relative;
}

.step-icon {
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-blue);
    margin: 0 auto 24px;
    border: 3px solid var(--border-light);
    box-shadow: var(--shadow-md);
}

.process-step h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.process-step p {
    color: var(--text-light);
    line-height: 1.6;
}

.about {
    padding: 120px 0;
    background: var(--background-white);
    position: relative;
}

.about-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.about-pattern {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    clip-path: polygon(100% 0, 100% 100%, 0 100%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.about-text {
    padding-right: 40px;
}

.about-description p {
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--text-light);
    margin-bottom: 40px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 40px;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.feature i {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.feature:nth-child(2) i { background: var(--gradient-energy); }
.feature:nth-child(3) i { background: var(--gradient-success); }

.feature h4 {
    margin-bottom: 8px;
    color: var(--text-dark);
}

.feature p {
    margin: 0;
    color: var(--text-light);
    font-size: 1rem;
}

.about-actions {
    display: flex;
    gap: 16px;
}

.about-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.certification-badges {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.certification {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: white;
    padding: 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

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

.certification i {
    font-size: 2rem;
    color: var(--primary-blue);
}

.certification span {
    font-weight: 600;
    color: var(--text-dark);
}

.experience-badge {
    background: var(--gradient-primary);
    color: white;
    padding: 40px;
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.experience-badge .years {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.experience-badge .label {
    font-size: 1.1rem;
    font-weight: 600;
}

.contact {
    padding: 100px 0;
    background: var(--background-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info-side {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 30px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

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

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.contact-details h4 {
    margin-bottom: 8px;
    color: var(--text-dark);
    font-size: 1.2rem;
}

.contact-details p {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.contact-details span {
    color: var(--text-light);
    font-size: 0.9rem;
}

.contact-social {
    padding: 30px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
}

.contact-social h4 {
    margin-bottom: 20px;
    color: var(--text-dark);
    font-size: 1.2rem;
}

.contact-social .social-links {
    display: flex;
    gap: 15px;
}

.contact-social .social-links a {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
    transition: all var(--transition-normal);
}

.contact-social .social-links a:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.contact-form-side {
    background: white;
    padding: 40px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

.contact-form h3 {
    font-size: 1.8rem;
    margin-bottom: 8px;
    color: var(--text-dark);
    text-align: center;
}

.contact-form > p {
    color: var(--text-light);
    text-align: center;
    margin-bottom: 30px;
    line-height: 1.6;
}

.contact-form .form-group {
    position: relative;
    margin-bottom: 25px;
}

.contact-form .form-group input,
.contact-form .form-group select,
.contact-form .form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 1rem;
    background: var(--background-light);
    transition: all var(--transition-normal);
    font-family: inherit;
    color: var(--text-dark);
}

.contact-form .form-group select {
    appearance: none;
    cursor: pointer;
}

.contact-form .form-group textarea {
    resize: vertical;
    min-height: 120px;
    padding-top: 15px;
}

.contact-form .form-group label {
    position: absolute;
    top: 15px;
    left: 20px;
    color: var(--text-light);
    font-size: 1rem;
    pointer-events: none;
    transition: all var(--transition-normal);
    background: var(--background-light);
    padding: 0 8px;
    margin-left: -8px;
}

.contact-form .form-group i {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    transition: color var(--transition-normal);
    pointer-events: none;
}

.contact-form .form-group textarea + i {
    display: none;
}

.contact-form .form-group input:focus,
.contact-form .form-group select:focus,
.contact-form .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    background: white;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.contact-form .form-group input:focus + label,
.contact-form .form-group select:focus + label,
.contact-form .form-group textarea:focus + label,
.contact-form .form-group input:not(:placeholder-shown) + label,
.contact-form .form-group select:not(:placeholder-shown) + label,
.contact-form .form-group textarea:not(:placeholder-shown) + label {
    top: -10px;
    left: 12px;
    font-size: 0.8rem;
    color: var(--primary-blue);
    background: white;
}

.contact-form .form-group input:focus + i,
.contact-form .form-group select:focus + i {
    color: var(--primary-blue);
}

.submit-btn {
    width: 100%;
    position: relative;
}

.btn-loading {
    display: none;
}

.submit-btn.loading .btn-text {
    display: none;
}

.submit-btn.loading .btn-loading {
    display: block;
}

.cta {
    padding: 100px 0;
    background: var(--gradient-primary);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.cta-content p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.footer {
    background: var(--gradient-dark);
    color: white;
    padding: 80px 0 0;
}

.footer-content {
    padding-bottom: 60px;
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
}

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 24px;
    color: white;
}

.footer-logo .logo {
    margin-bottom: 20px;
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all var(--transition-normal);
}

.footer-social a:hover {
    background: var(--primary-blue);
    transform: translateY(-3px);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-section ul li a:hover {
    color: white;
    transform: translateX(5px);
}

.footer-contact .contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact .contact-item i {
    color: var(--bright-blue);
    margin-top: 2px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 32px 0;
}

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

.copyright p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-normal);
}

.footer-links a:hover {
    color: white;
}

.hero-fallback-bg {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

section {
    scroll-margin-top: 100px;
}

@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .footer-main {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .contact-info-side {
        order: 2;
    }
    
    .contact-form-side {
        order: 1;
    }

    .department-info {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 40px;
    }
    
    .tab-buttons {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        gap: 32px;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .nav-menu {
        display: none;
        position: fixed;
        top: 120px;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        z-index: 999;
        max-height: calc(100vh - 120px);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-item {
        width: 100%;
        text-align: center;
    }
    
    .nav-link {
        display: block;
        padding: 1rem;
        border-bottom: 1px solid var(--border-light);
    }
    
    .nav-cta {
        margin: 1rem 0 0 0;
        justify-content: center;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .footer-main {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .top-bar-content {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 10px;
    }

    .contact-form-side {
        padding: 30px 25px;
    }
    
    .contact-card {
        padding: 25px;
    }
    
    .contact-social {
        padding: 25px;
    }

    .department-info {
        padding: 30px 24px;
    }
    
    .tab-buttons {
        grid-template-columns: 1fr;
    }
    
    .tab-btn {
        padding: 20px;
        justify-content: flex-start;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .process-steps::before {
        display: none;
    }
    
    .hero-floating {
        position: relative;
        bottom: auto;
        left: auto;
        flex-direction: row;
        justify-content: center;
        margin-top: 2rem;
        padding: 0 20px;
    }
    
    .floating-card {
        padding: 12px 16px;
        font-size: 0.9rem;
    }

    .cta-actions {
        flex-direction: column;
        align-items: center;
    }

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

    .certification-badges {
        flex-direction: column;
        align-items: center;
    }

    .contact-form-side {
        padding: 25px 20px;
    }
    
    .contact-card {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .contact-social .social-links {
        justify-content: center;
    }

    .department-details {
        padding: 60px 0;
    }
    
    .department-info {
        padding: 24px 20px;
    }
    
    .department-text h3 {
        font-size: 1.6rem;
    }
}

.cookie-consent {
    position: fixed;
    bottom: -100%;
    left: 0;
    right: 0;
    background: var(--text-dark);
    color: white;
    padding: 1.5rem 0;
    z-index: 10000;
    transition: bottom 0.4s ease;
    border-top: 2px solid var(--energy-orange);
}

.cookie-consent.show {
    bottom: 0;
}

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.cookie-text {
    flex: 1;
}

.cookie-text p {
    margin: 0;
    color: #e2e8f0;
    font-size: 0.95rem;
    line-height: 1.5;
}

.cookie-text a {
    color: var(--energy-orange);
    text-decoration: none;
    font-weight: 600;
}

.cookie-text a:hover {
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
    flex-shrink: 0;
}

.cookie-buttons .btn {
    padding: 10px 20px;
    font-size: 0.9rem;
}

/* Footer Links */
.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

/* Cookie Modal */
.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    backdrop-filter: blur(5px);
}

.cookie-modal.show {
    display: flex;
}

.cookie-modal-content {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    max-width: 550px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-2xl);
    border: 2px solid var(--primary-blue);
}

.cookie-modal-content h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.cookie-modal-content > p {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.cookie-option {
    margin: 1.5rem 0;
    padding: 1.5rem;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    background: var(--background-light);
}

.cookie-option label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    color: var(--text-dark);
    font-weight: 500;
}

.cookie-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--primary-blue);
}

.cookie-option input[type="checkbox"]:disabled {
    accent-color: var(--text-light);
}

.cookie-option strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.cookie-option span {
    display: block;
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.5;
    font-weight: normal;
}

.cookie-modal-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

@media (max-width: 768px) {
    .cookie-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    
    .cookie-buttons {
        width: 100%;
        justify-content: center;
    }
    
    .cookie-modal-content {
        padding: 2rem 1.5rem;
    }
    
    .cookie-modal-buttons {
        flex-direction: column;
    }
    
    .cookie-modal-buttons .btn {
        width: 100%;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* Ensure hamburger is hidden on desktop by default */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

@media (max-width: 768px) {
    .hamburger {
        display: flex !important;
    }
    
    .nav-menu {
        display: flex !important;
        /* ... your existing mobile nav styles ... */
    }
}