:root {
    --primary: #0d47a1;
    --secondary: #1565c0;
    --accent: #ffab00;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --gray: #6c757d;
    --dark: #212529;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
    --max-width: 1200px;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 16px;
}

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

.btn-primary:hover {
    background-color: var(--secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

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

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--dark);
    color: var(--white);
    padding: 20px;
    z-index: 1000;
    animation: slideUp 0.5s ease;
}

.cookie-content {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.cookie-content p {
    margin: 0;
}

.cookie-content a {
    color: var(--accent);
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: 10px;
}

.cookie-buttons .btn {
    padding: 8px 16px;
    font-size: 14px;
}

.header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.nav-brand h1 {
    color: var(--primary);
    font-size: 1.8rem;
    font-weight: 700;
}

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

.nav-link {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 3px;
    background-color: var(--primary);
    margin: 3px 0;
    transition: var(--transition);
}

.hero {
    padding: 120px 20px 80px;
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--white) 100%);
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 60px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.hero-content h2 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 24px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 32px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

.stats {
    padding: 80px 20px;
    background-color: var(--primary);
    color: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 8px;
}

.stat-item p {
    font-size: 1.1rem;
    font-weight: 500;
}

.services {
    padding: 100px 20px;
    background-color: var(--light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.service-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 16px;
}

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

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

.service-features li {
    padding: 8px 0;
    color: var(--dark);
    position: relative;
    padding-left: 24px;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

.about {
    padding: 100px 20px;
}

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

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 24px;
}

.about-text p {
    color: var(--gray);
    margin-bottom: 24px;
    font-size: 1.1rem;
    line-height: 1.7;
}

.about-features {
    display: grid;
    gap: 24px;
    margin-top: 40px;
}

.feature h4 {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 8px;
}

.feature p {
    color: var(--gray);
    font-size: 1rem;
}

.about-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.about-images img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.team {
    padding: 100px 20px;
    background-color: var(--light-gray);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.team-member {
    background-color: var(--white);
    padding: 40px 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

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

.member-avatar {
    font-size: 4rem;
    margin-bottom: 20px;
}

.team-member h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
}

.member-role {
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 16px;
}

.team-member p:last-child {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.5;
}

.testimonials {
    padding: 100px 20px;
}

.testimonials-slider {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.testimonial-track {
    overflow: hidden;
    border-radius: var(--border-radius);
}

.testimonial-slide {
    display: none;
    padding: 50px 40px;
    background-color: var(--light-gray);
    border-radius: var(--border-radius);
    animation: fadeIn 0.5s ease;
}

.testimonial-slide.active {
    display: block;
}

.testimonial-content {
    display: grid;
    gap: 32px;
}

.testimonial-text p {
    font-size: 1.25rem;
    line-height: 1.7;
    color: var(--dark);
    font-style: italic;
    position: relative;
}

.testimonial-text p::before {
    content: '"';
    font-size: 4rem;
    color: var(--accent);
    position: absolute;
    top: -20px;
    left: -20px;
    font-family: serif;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 20px;
}

.author-avatar {
    font-size: 3rem;
}

.author-info h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 4px;
}

.author-info p {
    color: var(--gray);
    margin-bottom: 8px;
}

.rating {
    font-size: 1.1rem;
}

.testimonial-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

.testimonial-btn {
    background-color: var(--primary);
    color: var(--white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.testimonial-btn:hover {
    background-color: var(--secondary);
    transform: scale(1.1);
}

.testimonial-dots {
    display: flex;
    gap: 12px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: none;
    background-color: var(--gray);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background-color: var(--primary);
}

.case-studies {
    padding: 100px 20px;
    background-color: var(--light-gray);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.case-study {
    background-color: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.case-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.case-content {
    padding: 32px;
}

.case-content h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 16px;
}

.case-content p {
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: 24px;
}

.case-results {
    display: flex;
    gap: 16px;
}

.result-item {
    background-color: var(--accent);
    color: var(--white);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.trust-security {
    padding: 100px 20px;
}

.trust-content h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 60px;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.trust-item {
    text-align: center;
    padding: 32px 24px;
}

.trust-icon {
    font-size: 3rem;
    margin-bottom: 24px;
}

.trust-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 16px;
}

.trust-item p {
    color: var(--gray);
    line-height: 1.6;
}

.contact {
    padding: 100px 20px;
    background-color: var(--light-gray);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h2 {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 24px;
}

.contact-info > p {
    color: var(--gray);
    font-size: 1.1rem;
    margin-bottom: 40px;
    line-height: 1.7;
}

.contact-details {
    display: grid;
    gap: 32px;
}

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

.contact-icon {
    font-size: 1.5rem;
    margin-top: 4px;
}

.contact-text h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
}

.contact-text p {
    color: var(--gray);
    line-height: 1.5;
}

.contact-text a {
    color: var(--primary);
    text-decoration: none;
}

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

.contact-form {
    background-color: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.contact-form h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 32px;
    text-align: center;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-weight: 500;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    font-size: 16px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(13, 71, 161, 0.1);
}

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

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-size: 0.95rem;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.checkbox-label a {
    color: var(--primary);
    text-decoration: none;
}

.checkbox-label a:hover {
    text-decoration: underline;
}

.error-message {
    display: block;
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 4px;
}

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
    border-color: #dc3545;
}

.footer {
    background-color: var(--dark);
    color: var(--white);
    padding: 60px 20px 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--accent);
}

.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--white);
}

.footer-section p {
    color: #adb5bd;
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section ul li a {
    color: #adb5bd;
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--accent);
}

.footer-bottom {
    border-top: 1px solid #495057;
    padding-top: 20px;
    text-align: center;
}

.footer-bottom p {
    color: #adb5bd;
    font-size: 0.9rem;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.modal-content {
    background-color: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--gray);
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--primary);
}

.modal-body h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 24px;
}

.modal-cta {
    margin-top: 32px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow);
        gap: 16px;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 100px 20px 60px;
    }

    .hero-content h2 {
        font-size: 2.2rem;
    }

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-images {
        grid-template-columns: 1fr;
    }

    .team-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

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

    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
    }

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .section-header p {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .hero-content h2 {
        font-size: 1.8rem;
    }

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

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

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

    .testimonial-slide {
        padding: 32px 24px;
    }

    .testimonial-text p {
        font-size: 1.1rem;
    }

    .contact-form {
        padding: 24px;
    }
}