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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #2d3748;
    background-color: #ffffff;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #1a202c;
    color: #ffffff;
    padding: 1.5rem;
    z-index: 1000;
    display: none;
    border-top: 3px solid #4a9d8f;
}

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

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.cookie-content p {
    flex: 1;
    min-width: 300px;
}

.cookie-actions {
    display: flex;
    gap: 1rem;
}

.btn-cookie, .btn-cookie-alt {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-cookie {
    background-color: #4a9d8f;
    color: #ffffff;
}

.btn-cookie:hover {
    background-color: #3d8478;
}

.btn-cookie-alt {
    background-color: transparent;
    color: #ffffff;
    border: 2px solid #ffffff;
}

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

.header-split {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    background-color: #ffffff;
    border-bottom: 1px solid #e2e8f0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #4a9d8f;
    text-decoration: none;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.ad-notice {
    font-size: 0.75rem;
    color: #718096;
    padding: 0.5rem 1rem;
    background-color: #f7fafc;
    border-radius: 4px;
}

.main-nav {
    display: flex;
    gap: 2rem;
}

.main-nav a {
    color: #2d3748;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.main-nav a:hover {
    color: #4a9d8f;
}

.hero-split {
    display: flex;
    min-height: 90vh;
}

.hero-left {
    flex: 1;
    padding: 8% 5% 8% 8%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: #f7fafc;
}

.hero-left h1 {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: #1a202c;
}

.hero-intro {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: #4a5568;
}

.hero-right {
    flex: 1;
    background-color: #cbd5e0;
}

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

.btn-primary {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: #4a9d8f;
    color: #ffffff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
    align-self: flex-start;
}

.btn-primary:hover {
    background-color: #3d8478;
    transform: translateY(-2px);
}

.content-split {
    display: flex;
    min-height: 600px;
}

.content-split.reverse {
    flex-direction: row-reverse;
}

.content-text {
    flex: 1;
    padding: 6% 5%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.content-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #1a202c;
}

.content-text p {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: #4a5568;
}

.content-text a[href^="https://pubmed"] {
    color: #4a9d8f;
    font-weight: 600;
    text-decoration: none;
}

.content-text a[href^="https://pubmed"]:hover {
    text-decoration: underline;
}

.content-image {
    flex: 1;
    background-color: #e2e8f0;
}

.content-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.btn-secondary {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    background-color: transparent;
    color: #4a9d8f;
    text-decoration: none;
    border: 2px solid #4a9d8f;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
    align-self: flex-start;
    margin-top: 1rem;
}

.btn-secondary:hover {
    background-color: #4a9d8f;
    color: #ffffff;
    transform: translateY(-2px);
}

.form-section-split {
    display: flex;
    min-height: 600px;
    background-color: #1a202c;
}

.form-left {
    flex: 1;
    padding: 6% 5%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: #ffffff;
}

.form-left h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.form-left p {
    font-size: 1.125rem;
    color: #cbd5e0;
}

.form-right {
    flex: 1;
    padding: 6% 5%;
    display: flex;
    align-items: center;
    background-color: #2d3748;
}

.main-form {
    width: 100%;
    max-width: 500px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #e2e8f0;
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid #4a5568;
    border-radius: 4px;
    font-size: 1rem;
    background-color: #374151;
    color: #ffffff;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #4a9d8f;
}

.btn-submit {
    width: 100%;
    padding: 1rem;
    background-color: #4a9d8f;
    color: #ffffff;
    border: none;
    border-radius: 6px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-submit:hover {
    background-color: #3d8478;
    transform: translateY(-2px);
}

.disclaimer-section {
    padding: 4rem 8%;
    background-color: #fff5f5;
}

.disclaimer-box {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    background-color: #ffffff;
    border-left: 4px solid #e53e3e;
}

.disclaimer-box h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #e53e3e;
}

.disclaimer-box p {
    font-size: 1rem;
    color: #4a5568;
    line-height: 1.7;
}

.footer-split {
    background-color: #1a202c;
    color: #e2e8f0;
    padding: 4rem 5% 2rem;
}

.footer-main {
    display: flex;
    justify-content: space-between;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: #ffffff;
}

.footer-col p {
    font-size: 0.95rem;
    color: #cbd5e0;
}

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

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer-col ul li a {
    color: #cbd5e0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-col ul li a:hover {
    color: #4a9d8f;
}

.footer-references {
    margin-bottom: 2rem;
    padding: 2rem;
    background-color: #2d3748;
    border-radius: 6px;
}

.footer-references h4 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: #ffffff;
}

.footer-references ol {
    padding-left: 1.5rem;
}

.footer-references ol li {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.footer-references ol li a {
    color: #4a9d8f;
    text-decoration: none;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #4a5568;
}

.footer-bottom p {
    font-size: 0.9rem;
    color: #cbd5e0;
}

.services-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    padding: 4rem 8%;
}

.service-card {
    flex: 1 1 calc(50% - 1rem);
    min-width: 300px;
    background-color: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.service-image {
    width: 100%;
    height: 250px;
    background-color: #cbd5e0;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-content {
    padding: 2rem;
}

.service-content h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: #1a202c;
}

.service-content p {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    color: #4a5568;
}

.service-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #4a9d8f;
    margin-bottom: 1rem;
}

.about-hero {
    padding: 6rem 8%;
    background-color: #f7fafc;
    text-align: center;
}

.about-hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: #1a202c;
}

.about-hero p {
    font-size: 1.25rem;
    color: #4a5568;
    max-width: 800px;
    margin: 0 auto;
}

.about-content {
    padding: 4rem 8%;
}

.about-section {
    max-width: 900px;
    margin: 0 auto 3rem;
}

.about-section h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #1a202c;
}

.about-section p {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: #4a5568;
    line-height: 1.7;
}

.contact-hero {
    padding: 6rem 8%;
    background-color: #f7fafc;
}

.contact-hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #1a202c;
}

.contact-content {
    padding: 4rem 8%;
    max-width: 800px;
    margin: 0 auto;
}

.contact-info {
    margin-bottom: 2rem;
}

.contact-info h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1a202c;
}

.contact-info p {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: #4a5568;
}

.legal-page {
    padding: 4rem 8%;
    max-width: 900px;
    margin: 0 auto;
}

.legal-page h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #1a202c;
}

.legal-page h2 {
    font-size: 1.75rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: #1a202c;
}

.legal-page p {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: #4a5568;
    line-height: 1.7;
}

.legal-page ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.legal-page ul li {
    margin-bottom: 0.5rem;
    color: #4a5568;
}

.thanks-container {
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 8%;
}

.thanks-box {
    max-width: 600px;
    text-align: center;
    padding: 3rem;
    background-color: #f7fafc;
    border-radius: 8px;
}

.thanks-box h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #4a9d8f;
}

.thanks-box p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    color: #4a5568;
}

@media (max-width: 968px) {
    .header-split {
        flex-direction: column;
        gap: 1rem;
    }

    .header-right {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-split,
    .content-split,
    .form-section-split {
        flex-direction: column;
    }

    .hero-left h1 {
        font-size: 2rem;
    }

    .content-text h2 {
        font-size: 1.75rem;
    }

    .footer-main {
        flex-direction: column;
    }

    .service-card {
        flex: 1 1 100%;
    }
}