* {
    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: #2c3e50;
    background: #f8f9fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-wide {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-narrow {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-form {
    max-width: 700px;
    margin: 0 auto;
    padding: 0 20px;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #1a1a1a;
    color: #fff;
    padding: 20px;
    z-index: 10000;
    display: none;
}

.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;
    min-width: 300px;
    margin: 0;
}

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

.btn-accept, .btn-reject {
    padding: 10px 24px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

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

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

.btn-reject {
    background: #95a5a6;
    color: #fff;
}

.btn-reject:hover {
    background: #7f8c8d;
}

.header {
    background: #fff;
    border-bottom: 1px solid #e1e8ed;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: #2c3e50;
}

.ad-notice {
    font-size: 12px;
    color: #7f8c8d;
    padding: 4px 12px;
    background: #ecf0f1;
    border-radius: 12px;
}

.nav {
    display: flex;
    gap: 30px;
}

.nav a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.hero-card {
    margin: 0;
}

.hero-card-image {
    height: 500px;
    background-size: cover;
    background-position: center;
    background-color: #34495e;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero-overlay {
    background: rgba(0, 0, 0, 0.5);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-text {
    text-align: center;
    color: #fff;
    max-width: 800px;
    padding: 0 20px;
}

.hero-text h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
}

.hero-text p {
    font-size: 20px;
    line-height: 1.6;
}

.intro-section {
    padding: 80px 0;
    background: #fff;
}

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

.story-card {
    flex: 1;
    min-width: 300px;
    padding: 40px;
    background: #f8f9fa;
    border-radius: 8px;
}

.story-card h2 {
    font-size: 32px;
    margin-bottom: 24px;
    color: #2c3e50;
    line-height: 1.3;
}

.story-card p {
    font-size: 18px;
    margin-bottom: 16px;
    color: #555;
}

.insight-card {
    flex: 1;
    min-width: 300px;
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 2px solid #e1e8ed;
    border-radius: 8px;
    overflow: hidden;
}

.insight-image {
    height: 250px;
    background-size: cover;
    background-position: center;
    background-color: #bdc3c7;
}

.insight-text {
    padding: 30px;
}

.insight-text h3 {
    font-size: 24px;
    margin-bottom: 16px;
    color: #2c3e50;
}

.insight-text p {
    font-size: 16px;
    color: #555;
}

.problem-section {
    padding: 80px 0;
    background: #ecf0f1;
}

.problem-card-container {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.problem-card {
    flex: 1;
    min-width: 280px;
    max-width: 400px;
    padding: 40px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.problem-card h3 {
    font-size: 22px;
    margin-bottom: 16px;
    color: #e74c3c;
}

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

.science-section {
    padding: 80px 0;
    background: #fff;
}

.science-card {
    background: #e8f4f8;
    padding: 50px;
    border-radius: 8px;
    border-left: 4px solid #3498db;
}

.science-card h2 {
    font-size: 28px;
    margin-bottom: 24px;
    color: #2c3e50;
}

.science-card p {
    font-size: 17px;
    margin-bottom: 16px;
    color: #34495e;
    line-height: 1.8;
}

.science-card a {
    color: #3498db;
    text-decoration: none;
    font-weight: 600;
}

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

.benefits-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.section-title {
    font-size: 36px;
    text-align: center;
    margin-bottom: 60px;
    color: #2c3e50;
}

.benefit-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}

.benefit-card {
    flex: 1;
    min-width: 260px;
    max-width: 300px;
    padding: 35px;
    background: #fff;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.benefit-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.benefit-card h3 {
    font-size: 20px;
    margin-bottom: 16px;
    color: #2c3e50;
}

.benefit-card p {
    font-size: 15px;
    color: #555;
    line-height: 1.6;
}

.testimonials-section {
    padding: 80px 0;
    background: #fff;
}

.testimonials-section h2 {
    font-size: 36px;
    text-align: center;
    margin-bottom: 50px;
    color: #2c3e50;
}

.testimonial-stack {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.testimonial-card {
    padding: 35px;
    background: #f8f9fa;
    border-left: 4px solid #27ae60;
    border-radius: 6px;
}

.testimonial-card p {
    font-size: 17px;
    font-style: italic;
    color: #34495e;
    margin-bottom: 16px;
    line-height: 1.7;
}

.testimonial-author {
    font-size: 15px;
    font-weight: 600;
    color: #7f8c8d;
}

.reveal-section {
    padding: 80px 0;
    background: #ecf0f1;
}

.reveal-title {
    font-size: 36px;
    text-align: center;
    margin-bottom: 60px;
    color: #2c3e50;
}

.service-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}

.service-card {
    flex: 1;
    min-width: 300px;
    max-width: 380px;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
}

.service-image {
    height: 220px;
    background-size: cover;
    background-position: center;
    background-color: #bdc3c7;
}

.service-content {
    padding: 30px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.service-content h3 {
    font-size: 22px;
    margin-bottom: 16px;
    color: #2c3e50;
}

.service-content p {
    font-size: 15px;
    color: #555;
    line-height: 1.6;
    margin-bottom: 20px;
    flex: 1;
}

.service-price {
    font-size: 28px;
    font-weight: 700;
    color: #27ae60;
    margin-bottom: 20px;
}

.btn-select-service {
    padding: 14px 28px;
    background: #3498db;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
}

.btn-select-service:hover {
    background: #2980b9;
    transform: scale(1.02);
}

.form-section {
    padding: 80px 0;
    background: #fff;
}

.form-card {
    background: #f8f9fa;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.form-card h2 {
    font-size: 32px;
    margin-bottom: 16px;
    color: #2c3e50;
}

.form-intro {
    font-size: 16px;
    margin-bottom: 30px;
    color: #555;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
    font-size: 15px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #dfe6e9;
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

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

.btn-submit {
    width: 100%;
    padding: 16px;
    background: #27ae60;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
}

.btn-submit:hover {
    background: #229954;
    transform: scale(1.01);
}

.disclaimer-section {
    padding: 60px 0;
    background: #fff;
}

.disclaimer-card {
    background: #fff3cd;
    padding: 35px;
    border-radius: 8px;
    border-left: 4px solid #ffc107;
}

.disclaimer-card h3 {
    font-size: 20px;
    margin-bottom: 16px;
    color: #856404;
}

.disclaimer-card p {
    font-size: 14px;
    color: #856404;
    line-height: 1.7;
}

.references-section {
    padding: 60px 0;
    background: #f8f9fa;
}

.references-section h3 {
    font-size: 24px;
    margin-bottom: 24px;
    color: #2c3e50;
}

.references-list {
    padding-left: 20px;
}

.references-list li {
    margin-bottom: 12px;
    font-size: 14px;
    line-height: 1.6;
}

.references-list a {
    color: #3498db;
    text-decoration: none;
}

.references-list a:hover {
    text-decoration: underline;
}

.footer {
    background: #2c3e50;
    color: #ecf0f1;
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section {
    flex: 1;
    min-width: 220px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 16px;
    color: #fff;
}

.footer-section p {
    font-size: 14px;
    line-height: 1.6;
    color: #bdc3c7;
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: #bdc3c7;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #fff;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #34495e;
}

.footer-bottom p {
    font-size: 13px;
    color: #95a5a6;
}

@media (max-width: 768px) {
    .hero-text h1 {
        font-size: 32px;
    }

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

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

    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav {
        width: 100%;
        flex-direction: column;
        gap: 15px;
    }

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