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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: #ffffff;
}

.floating-nav {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    width: 90%;
    max-width: 1200px;
}

.nav-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 30px;
    border-radius: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.brand {
    font-weight: 700;
    font-size: 1.2rem;
    color: #1a1a1a;
}

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

.nav-links a {
    text-decoration: none;
    color: #4a4a4a;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #1a1a1a;
}

.ad-disclosure {
    font-size: 0.75rem;
    color: #888;
    padding: 4px 12px;
    background: #f5f5f5;
    border-radius: 20px;
}

.hero-visual {
    margin-top: 80px;
    height: 85vh;
    position: relative;
}

.hero-image-overlay {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    background-color: #2a2a2a;
}

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

.hero-overlay-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
    z-index: 10;
}

.hero-overlay-content h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 20px;
    text-shadow: 2px 2px 20px rgba(0, 0, 0, 0.5);
}

.hero-overlay-content p {
    font-size: 1.5rem;
    font-weight: 300;
    text-shadow: 1px 1px 10px rgba(0, 0, 0, 0.5);
}

.story-intro {
    padding: 100px 20px;
    background: #fafafa;
}

.narrow-content {
    max-width: 700px;
    margin: 0 auto;
}

.narrow-content h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    line-height: 1.2;
}

.narrow-content p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: #333;
}

.insight-block {
    padding: 80px 20px;
    background: #ffffff;
}

.split-insight {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 60px;
    align-items: center;
}

.insight-text {
    flex: 1;
}

.insight-text h3 {
    font-size: 2rem;
    margin-bottom: 25px;
}

.insight-text p {
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 15px;
    color: #444;
}

.insight-image {
    flex: 1;
    background-color: #e8e8e8;
}

.insight-image img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.reference {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
}

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

.problem-amplify {
    padding: 100px 20px;
    background: #1a1a1a;
    color: #ffffff;
}

.problem-amplify h2 {
    color: #ffffff;
    margin-bottom: 30px;
}

.problem-list {
    list-style: none;
    margin-top: 30px;
}

.problem-list li {
    padding: 15px 0;
    padding-left: 30px;
    position: relative;
    font-size: 1.1rem;
}

.problem-list li:before {
    content: "×";
    position: absolute;
    left: 0;
    color: #ff4444;
    font-size: 1.5rem;
    font-weight: 700;
}

.visual-break {
    height: 60vh;
    overflow: hidden;
    background-color: #ddd;
}

.visual-break img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.solution-reveal {
    padding: 100px 20px;
    background: #f0f4f8;
}

.offset-content {
    max-width: 1100px;
    margin: 0 auto;
}

.offset-content h2 {
    font-size: 3rem;
    margin-bottom: 25px;
}

.offset-content > p {
    font-size: 1.2rem;
    margin-bottom: 50px;
    max-width: 800px;
}

.feature-cards {
    display: flex;
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    flex: 1;
    background: #ffffff;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
}

.feature-card h4 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.feature-card p {
    font-size: 1rem;
    color: #555;
    line-height: 1.6;
}

.trust-testimonials {
    padding: 100px 20px;
    background: #ffffff;
}

.testimonial-flow {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.testimonial {
    padding: 40px 50px;
    background: #f9f9f9;
    border-left: 4px solid #1a1a1a;
    font-style: italic;
}

.testimonial p {
    font-size: 1.15rem;
    line-height: 1.7;
    margin-bottom: 15px;
    color: #333;
}

.testimonial-author {
    display: block;
    font-style: normal;
    font-weight: 600;
    color: #666;
    font-size: 0.95rem;
}

.services-preview {
    padding: 100px 20px;
    background: #fafafa;
}

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

.services-preview h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 15px;
}

.section-intro {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 60px;
}

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

.service-item {
    flex: 1 1 calc(50% - 15px);
    background: #ffffff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
}

.service-item img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    background-color: #e0e0e0;
}

.service-item h3 {
    padding: 25px 25px 10px;
    font-size: 1.6rem;
}

.service-item p {
    padding: 0 25px 15px;
    color: #555;
    line-height: 1.6;
}

.price-tag {
    padding: 0 25px;
    font-size: 1.8rem;
    font-weight: 700;
    color: #1a1a1a;
    display: block;
    margin-bottom: 20px;
}

.select-service {
    margin: 0 25px 25px;
    padding: 15px;
    background: #1a1a1a;
    color: #ffffff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.select-service:hover {
    background: #333;
}

.form-section {
    padding: 100px 20px;
    background: #ffffff;
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
}

.form-container h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.form-container > p {
    text-align: center;
    color: #666;
    margin-bottom: 40px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1a1a1a;
}

.form-group input[readonly] {
    background: #f5f5f5;
    cursor: not-allowed;
}

.btn-submit {
    width: 100%;
    padding: 18px;
    background: #1a1a1a;
    color: #ffffff;
    border: none;
    border-radius: 6px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-submit:hover {
    background: #333;
}

.btn-submit:disabled {
    background: #ccc;
    cursor: not-allowed;
}

.scientific-references {
    padding: 60px 20px;
    background: #f5f5f5;
}

.scientific-references h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.references-list {
    list-style-position: inside;
}

.references-list li {
    margin-bottom: 10px;
}

.references-list a {
    color: #0066cc;
    text-decoration: none;
}

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

.site-footer {
    background: #1a1a1a;
    color: #ffffff;
    padding: 60px 20px 20px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-column {
    flex: 1;
}

.footer-column h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.footer-column p {
    color: #aaa;
    line-height: 1.6;
}

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

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

.footer-column ul li a {
    color: #aaa;
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-disclaimer {
    max-width: 1200px;
    margin: 0 auto 30px;
    padding: 25px;
    background: #2a2a2a;
    border-radius: 8px;
    font-size: 0.9rem;
    color: #ccc;
    line-height: 1.6;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #333;
    color: #888;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #2a2a2a;
    color: #ffffff;
    padding: 25px 20px;
    z-index: 10000;
    box-shadow: 0 -2px 20px rgba(0, 0, 0, 0.3);
    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: 30px;
}

.cookie-content p {
    flex: 1;
    margin: 0;
    line-height: 1.5;
}

.cookie-buttons {
    display: flex;
    gap: 15px;
}

.btn-accept,
.btn-reject {
    padding: 12px 30px;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-accept {
    background: #ffffff;
    color: #1a1a1a;
}

.btn-accept:hover {
    background: #f0f0f0;
}

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

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

@media (max-width: 768px) {
    .floating-nav {
        width: 95%;
        top: 10px;
    }

    .nav-container {
        flex-direction: column;
        gap: 15px;
        padding: 15px 20px;
    }

    .nav-links {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .hero-overlay-content h1 {
        font-size: 2.5rem;
    }

    .hero-overlay-content p {
        font-size: 1.2rem;
    }

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

    .feature-cards {
        flex-direction: column;
    }

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

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

    .footer-content {
        flex-direction: column;
        gap: 30px;
    }

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

    .cookie-buttons {
        width: 100%;
        flex-direction: column;
    }

    .btn-accept,
    .btn-reject {
        width: 100%;
    }
}