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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.7;
    color: #1a1a1a;
    background: #ffffff;
}

.nav-main {
    background: #ffffff;
    border-bottom: 1px solid #e5e5e5;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.2rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2c5282;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: #4a5568;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: #2c5282;
}

.ad-disclosure {
    font-size: 0.75rem;
    color: #718096;
    background: #f7fafc;
    padding: 0.3rem 0.7rem;
    border-radius: 4px;
    border: 1px solid #e2e8f0;
}

.hero-visual {
    position: relative;
    height: 85vh;
    overflow: hidden;
    background-color: #2d3748;
}

.hero-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
}

.hero-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #ffffff;
    z-index: 10;
    max-width: 800px;
    padding: 0 2rem;
}

.hero-overlay h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    text-shadow: 0 4px 12px rgba(0,0,0,0.4);
}

.hero-lead {
    font-size: 1.4rem;
    font-weight: 300;
    line-height: 1.6;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.intro-story {
    padding: 5rem 2rem;
    background: #f7fafc;
}

.content-narrow {
    max-width: 720px;
    margin: 0 auto;
}

.intro-story h2 {
    font-size: 2.4rem;
    margin-bottom: 2rem;
    color: #2d3748;
    line-height: 1.3;
}

.intro-story p {
    font-size: 1.15rem;
    margin-bottom: 1.5rem;
    color: #4a5568;
}

.problem-section {
    padding: 5rem 2rem;
    background: #ffffff;
}

.split-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 4rem;
    align-items: center;
}

.split-text {
    flex: 1;
}

.split-text h2 {
    font-size: 2.2rem;
    margin-bottom: 1.8rem;
    color: #2d3748;
}

.split-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: #4a5568;
}

.split-text a {
    color: #2c5282;
    text-decoration: none;
    font-weight: 600;
}

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

.split-visual {
    flex: 1;
    background-color: #e2e8f0;
}

.split-visual img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    border-radius: 8px;
}

.insight-block {
    padding: 5rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
}

.insight-block h2 {
    font-size: 2.3rem;
    margin-bottom: 2rem;
    text-align: center;
}

.insight-block p {
    font-size: 1.15rem;
    margin-bottom: 2rem;
}

.insight-list {
    list-style: none;
    padding: 0;
}

.insight-list li {
    font-size: 1.1rem;
    margin-bottom: 1.2rem;
    padding-left: 2rem;
    position: relative;
}

.insight-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    font-weight: 700;
    font-size: 1.3rem;
}

.trust-builder {
    padding: 5rem 2rem;
    background: #f7fafc;
}

.testimonial-flow {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.testimonial {
    background: #ffffff;
    padding: 2.5rem;
    border-left: 4px solid #2c5282;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.testimonial p {
    font-size: 1.15rem;
    font-style: italic;
    margin-bottom: 1rem;
    color: #2d3748;
}

.testimonial cite {
    font-style: normal;
    font-weight: 600;
    color: #718096;
    font-size: 0.95rem;
}

.science-backed {
    padding: 5rem 2rem;
    background: #ffffff;
}

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

.science-backed h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: #2d3748;
}

.science-grid {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.science-card {
    flex: 1;
    min-width: 300px;
    max-width: 360px;
    background: #f7fafc;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    background-color: #edf2f7;
}

.science-card img {
    width: 100%;
    height: 240px;
    object-fit: cover;
}

.science-card h3 {
    font-size: 1.4rem;
    margin: 1.5rem 1.5rem 1rem;
    color: #2d3748;
}

.science-card p {
    padding: 0 1.5rem 1.5rem;
    font-size: 1rem;
    color: #4a5568;
    line-height: 1.6;
}

.science-card a {
    color: #2c5282;
    text-decoration: none;
    font-weight: 600;
}

.science-card a:hover {
    text-decoration: underline;
}

.benefits-reveal {
    padding: 5rem 2rem;
    background: #2d3748;
    color: #ffffff;
}

.benefits-reveal h2 {
    font-size: 2.4rem;
    margin-bottom: 3rem;
    text-align: center;
}

.benefit-items {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.benefit {
    background: rgba(255,255,255,0.1);
    padding: 2rem;
    border-radius: 8px;
}

.benefit h3 {
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
    color: #90cdf4;
}

.benefit p {
    font-size: 1.1rem;
    line-height: 1.7;
}

.offer-intro {
    padding: 4rem 2rem;
    background: #f7fafc;
    text-align: center;
}

.offer-intro h2 {
    font-size: 2.3rem;
    margin-bottom: 1.5rem;
    color: #2d3748;
}

.offer-intro p {
    font-size: 1.15rem;
    color: #4a5568;
}

.services-preview {
    padding: 3rem 2rem 5rem;
    background: #ffffff;
}

.services-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
}

.service-card {
    flex: 1;
    min-width: 280px;
    max-width: 340px;
    background: #f7fafc;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
    background-color: #edf2f7;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.service-card.featured {
    border: 3px solid #2c5282;
}

.service-card .badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: #2c5282;
    color: #ffffff;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 10;
}

.service-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.service-card h3 {
    font-size: 1.5rem;
    margin: 1.5rem 1.5rem 1rem;
    color: #2d3748;
}

.service-card p {
    padding: 0 1.5rem;
    margin-bottom: 1rem;
    font-size: 1rem;
    color: #4a5568;
    line-height: 1.6;
}

.service-card .price {
    font-size: 1.8rem;
    font-weight: 700;
    color: #2c5282;
    padding: 0 1.5rem;
    margin-bottom: 1.5rem;
}

.cta-button {
    display: block;
    width: calc(100% - 3rem);
    margin: 0 1.5rem 1.5rem;
    padding: 1rem;
    background: #2c5282;
    color: #ffffff;
    border: none;
    border-radius: 6px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.cta-button:hover {
    background: #1a365d;
}

.form-section {
    padding: 5rem 2rem;
    background: #f7fafc;
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
    background: #ffffff;
    padding: 3rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.form-container h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #2d3748;
}

.form-intro {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: #4a5568;
}

.form-container label {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #2d3748;
}

.form-container input {
    width: 100%;
    padding: 0.9rem;
    margin-bottom: 1.5rem;
    border: 1px solid #cbd5e0;
    border-radius: 6px;
    font-size: 1rem;
}

.form-container input:focus {
    outline: none;
    border-color: #2c5282;
}

.submit-button {
    width: 100%;
    padding: 1.1rem;
    background: #2c5282;
    color: #ffffff;
    border: none;
    border-radius: 6px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.submit-button:hover {
    background: #1a365d;
}

.final-cta {
    padding: 5rem 2rem;
    background: linear-gradient(135deg, #2c5282 0%, #1a365d 100%);
    color: #ffffff;
    text-align: center;
}

.final-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.final-cta p {
    font-size: 1.2rem;
    line-height: 1.7;
}

.site-footer {
    background: #1a202c;
    color: #cbd5e0;
    padding: 3rem 2rem 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 3rem;
    margin-bottom: 2rem;
}

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

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #ffffff;
}

.footer-section p {
    font-size: 0.95rem;
    line-height: 1.6;
}

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

.footer-section li {
    margin-bottom: 0.6rem;
}

.footer-section a {
    color: #cbd5e0;
    text-decoration: none;
    transition: color 0.2s;
}

.footer-section a:hover {
    color: #ffffff;
}

.references {
    list-style: decimal;
    padding-left: 1.2rem;
}

.references li {
    margin-bottom: 0.8rem;
    font-size: 0.9rem;
}

.footer-disclaimer {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
    border-top: 1px solid #2d3748;
    border-bottom: 1px solid #2d3748;
}

.footer-disclaimer p {
    font-size: 0.85rem;
    line-height: 1.7;
    color: #a0aec0;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #2d3748;
    color: #ffffff;
    padding: 1.5rem 2rem;
    box-shadow: 0 -4px 12px rgba(0,0,0,0.2);
    z-index: 2000;
    display: none;
}

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

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.cookie-content p {
    flex: 1;
    font-size: 0.95rem;
}

.cookie-content a {
    color: #90cdf4;
    text-decoration: underline;
}

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

.cookie-btn {
    padding: 0.7rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.cookie-btn.accept {
    background: #2c5282;
    color: #ffffff;
}

.cookie-btn.accept:hover {
    background: #1a365d;
}

.cookie-btn.reject {
    background: #4a5568;
    color: #ffffff;
}

.cookie-btn.reject:hover {
    background: #2d3748;
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero-overlay h1 {
        font-size: 2.2rem;
    }

    .hero-lead {
        font-size: 1.1rem;
    }

    .split-content {
        flex-direction: column;
    }

    .science-grid {
        flex-direction: column;
    }

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

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