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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #2c3e50;
    color: #fff;
    padding: 20px;
    z-index: 9999;
    display: none;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
}

.cookie-banner.show {
    display: block;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.cookie-content p {
    flex: 1;
    margin: 0;
}

.cookie-content a {
    color: #3498db;
    text-decoration: underline;
}

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

.btn-accept,
.btn-reject {
    padding: 10px 24px;
    border: none;
    cursor: pointer;
    font-size: 14px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.btn-accept {
    background-color: #27ae60;
    color: #fff;
}

.btn-accept:hover {
    background-color: #229954;
}

.btn-reject {
    background-color: transparent;
    color: #fff;
    border: 1px solid #fff;
}

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

.main-nav {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: #2c3e50;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-links a {
    color: #2c3e50;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #3498db;
}

.ad-label {
    font-size: 12px;
    color: #7f8c8d;
    border: 1px solid #bdc3c7;
    padding: 4px 10px;
    border-radius: 3px;
}

.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-image-container {
    position: relative;
    height: 600px;
}

.hero-image-container img {
    width: 100%;
    height: 100%;
    display: block;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(44,62,80,0.85), rgba(44,62,80,0.3));
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 40px;
    color: #fff;
}

.hero-overlay h1 {
    font-size: 56px;
    font-weight: 700;
    max-width: 600px;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-overlay p {
    font-size: 20px;
    max-width: 550px;
    line-height: 1.6;
}

.intro-section {
    padding: 80px 20px;
    background-color: #f8f9fa;
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
}

.intro-section h2 {
    font-size: 36px;
    margin-bottom: 30px;
    color: #2c3e50;
    line-height: 1.3;
}

.intro-section p {
    font-size: 18px;
    margin-bottom: 20px;
    color: #555;
}

.problem-section {
    padding: 80px 20px;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.card-grid {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.insight-card {
    flex: 1;
    min-width: 280px;
    padding: 30px;
    background-color: #ecf0f1;
    border-radius: 8px;
}

.insight-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.insight-card p {
    font-size: 16px;
    color: #555;
    line-height: 1.6;
}

.citation {
    color: #3498db;
    text-decoration: none;
    font-weight: bold;
}

.citation:hover {
    text-decoration: underline;
}

.solution-intro {
    padding: 80px 20px;
    background-color: #2c3e50;
    color: #fff;
}

.solution-intro h2 {
    font-size: 36px;
    margin-bottom: 25px;
}

.solution-intro p {
    font-size: 18px;
    margin-bottom: 20px;
    line-height: 1.7;
}

.services-preview {
    padding: 80px 20px;
    background-color: #fff;
}

.section-title {
    font-size: 38px;
    text-align: center;
    margin-bottom: 50px;
    color: #2c3e50;
}

.service-cards {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.service-card {
    display: flex;
    gap: 30px;
    padding: 30px;
    border-radius: 8px;
    align-items: center;
}

.service-card:nth-child(even) {
    flex-direction: row-reverse;
}

.service-image {
    flex: 0 0 400px;
    height: 300px;
    border-radius: 6px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    display: block;
}

.service-card h3 {
    font-size: 26px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.service-card p {
    font-size: 16px;
    margin-bottom: 20px;
    color: #555;
    line-height: 1.6;
}

.select-service-btn {
    padding: 12px 28px;
    background-color: #3498db;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.3s ease;
}

.select-service-btn:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
}

.testimonials-section {
    padding: 80px 20px;
    background-color: #f8f9fa;
}

.testimonials-section h2 {
    font-size: 36px;
    margin-bottom: 40px;
    text-align: center;
    color: #2c3e50;
}

.testimonial-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.testimonial-item {
    padding: 30px;
    background-color: #fff;
    border-left: 4px solid #3498db;
    border-radius: 6px;
}

.testimonial-item p {
    font-size: 17px;
    font-style: italic;
    margin-bottom: 15px;
    color: #555;
    line-height: 1.7;
}

.testimonial-item cite {
    font-size: 14px;
    color: #7f8c8d;
    font-style: normal;
}

.science-section {
    padding: 80px 20px;
    background-color: #fff;
}

.science-section h2 {
    font-size: 38px;
    margin-bottom: 50px;
    text-align: center;
    color: #2c3e50;
}

.science-grid {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.science-point {
    flex: 1;
    min-width: 300px;
}

.science-point h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.science-point p {
    font-size: 16px;
    color: #555;
    line-height: 1.7;
}

.pricing-reveal {
    padding: 80px 20px;
    background-color: #ecf0f1;
}

.pricing-reveal h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #2c3e50;
}

.pricing-reveal > .container-narrow > p {
    font-size: 17px;
    margin-bottom: 40px;
    color: #555;
}

.pricing-table {
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
}

.price-row {
    display: flex;
    justify-content: space-between;
    padding: 20px 30px;
    border-bottom: 1px solid #ecf0f1;
}

.price-row:last-child {
    border-bottom: none;
}

.price-service {
    font-size: 18px;
    color: #2c3e50;
}

.price-value {
    font-size: 20px;
    font-weight: bold;
    color: #27ae60;
}

.cta-form-section {
    padding: 80px 20px;
    background-color: #fff;
}

.cta-form-section h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #2c3e50;
}

.cta-form-section > .container-narrow > p {
    font-size: 17px;
    margin-bottom: 40px;
    color: #555;
}

.contact-form {
    background-color: #f8f9fa;
    padding: 40px;
    border-radius: 8px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 16px;
    color: #2c3e50;
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #bdc3c7;
    border-radius: 5px;
    font-size: 16px;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #3498db;
}

.btn-submit {
    width: 100%;
    padding: 15px;
    background-color: #27ae60;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-submit:hover {
    background-color: #229954;
}

.disclaimer-section {
    padding: 60px 20px;
    background-color: #f8f9fa;
}

.disclaimer-text {
    font-size: 14px;
    color: #7f8c8d;
    line-height: 1.6;
    text-align: center;
}

.main-footer {
    background-color: #2c3e50;
    color: #ecf0f1;
    padding: 60px 20px 20px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.footer-column {
    flex: 1;
    min-width: 200px;
}

.footer-column h4 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #fff;
}

.footer-column p {
    font-size: 14px;
    line-height: 1.6;
}

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

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: #ecf0f1;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: #3498db;
}

.footer-references {
    max-width: 1200px;
    margin: 0 auto 30px;
    padding-top: 30px;
    border-top: 1px solid #34495e;
}

.footer-references h4 {
    font-size: 16px;
    margin-bottom: 15px;
    color: #fff;
}

.footer-references ol {
    padding-left: 20px;
}

.footer-references ol li {
    font-size: 13px;
    margin-bottom: 8px;
    line-height: 1.5;
}

.footer-references ol li a {
    color: #3498db;
    text-decoration: none;
}

.footer-references ol li a:hover {
    text-decoration: underline;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 20px;
    border-top: 1px solid #34495e;
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: #95a5a6;
}

@media (max-width: 768px) {
    .hero-overlay h1 {
        font-size: 36px;
    }

    .hero-overlay p {
        font-size: 16px;
    }

    .service-card {
        flex-direction: column !important;
    }

    .service-image {
        flex: 0 0 250px;
        width: 100%;
    }

    .nav-links {
        flex-direction: column;
        gap: 15px;
    }
}