:root {
    --primary: #1a3a5c;
    --secondary: #e8734a;
    --accent: #2d8a6e;
    --bg-light: #f9fafb;
    --bg-dark: #0f1c2e;
    --text-dark: #1f2937;
    --text-light: #f3f4f6;
    --text-muted: #6b7280;
    --border: #e5e7eb;
    --card-bg: #ffffff;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background: var(--bg-light);
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    height: auto;
    object-fit: cover;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.site-header {
    background: var(--card-bg);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top {
    background: var(--primary);
    color: var(--text-light);
    padding: 8px 0;
    font-size: 0.85rem;
}

.ad-disclosure {
    text-align: center;
    opacity: 0.9;
}

.header-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--secondary);
}

.main-nav {
    display: flex;
    gap: 32px;
    align-items: center;
}

.main-nav a {
    color: var(--text-dark);
    font-weight: 500;
    transition: color var(--transition);
    padding: 8px 0;
}

.main-nav a:hover {
    color: var(--secondary);
}

.nav-cta {
    background: var(--secondary);
    color: var(--text-light) !important;
    padding: 10px 24px !important;
    border-radius: var(--radius-sm);
    transition: background var(--transition), transform var(--transition);
}

.nav-cta:hover {
    background: #d4633a;
    transform: translateY(-2px);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary);
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-color: var(--primary);
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--text-light);
    padding: 80px 0;
}

.hero-content .container {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 700px;
}

.hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    width: fit-content;
    backdrop-filter: blur(4px);
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 16px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition);
}

.btn-primary {
    background: var(--secondary);
    color: var(--text-light);
}

.btn-primary:hover {
    background: #d4633a;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(232,115,74,0.3);
}

.btn-outline {
    background: transparent;
    color: var(--text-light);
    border: 2px solid rgba(255,255,255,0.5);
}

.btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--text-light);
}

.btn-accent {
    background: var(--accent);
    color: var(--text-light);
}

.btn-accent:hover {
    background: #247a5e;
    transform: translateY(-2px);
}

/* Section Styling */
.section {
    padding: 80px 0;
}

.section-alt {
    background: var(--card-bg);
}

.section-dark {
    background: var(--bg-dark);
    color: var(--text-light);
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-label {
    display: inline-block;
    color: var(--secondary);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
    line-height: 1.25;
}

.section-dark .section-title {
    color: var(--text-light);
}

.section-desc {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.section-dark .section-desc {
    color: rgba(255,255,255,0.7);
}

/* Problem Section */
.problem-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
}

.problem-card {
    flex: 1 1 280px;
    background: var(--card-bg);
    padding: 32px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border-left: 4px solid var(--secondary);
}

.problem-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.problem-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: var(--primary);
}

.problem-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Story Section */
.story-block {
    display: flex;
    gap: 48px;
    align-items: center;
    flex-wrap: wrap;
}

.story-block.reverse {
    flex-direction: row-reverse;
}

.story-image {
    flex: 1 1 400px;
    background-color: var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4/3;
}

.story-image img {
    width: 100%;
    height: 100%;
}

.story-content {
    flex: 1 1 400px;
}

.story-content h2 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 20px;
    line-height: 1.3;
}

.story-content p {
    color: var(--text-muted);
    margin-bottom: 16px;
    font-size: 1.05rem;
}

.story-list {
    list-style: none;
    margin: 24px 0;
}

.story-list li {
    padding: 8px 0;
    padding-left: 28px;
    position: relative;
    color: var(--text-dark);
}

.story-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

/* Benefits Grid */
.benefits-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}

.benefit-item {
    flex: 1 1 350px;
    display: flex;
    gap: 20px;
    padding: 28px;
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius);
    border: 1px solid rgba(255,255,255,0.1);
}

.benefit-icon {
    width: 56px;
    height: 56px;
    background: var(--secondary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.benefit-text h3 {
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.benefit-text p {
    opacity: 0.8;
    font-size: 0.95rem;
}

/* Products/Services Grid */
.products-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 28px;
    justify-content: center;
}

.product-card {
    flex: 1 1 320px;
    max-width: 380px;
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    height: 220px;
    background-color: var(--border);
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
}

.product-info {
    padding: 24px;
}

.product-info h3 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 10px;
}

.product-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.product-price {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.price-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--secondary);
}

.price-old {
    text-decoration: line-through;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-left: 8px;
}

/* Testimonials */
.testimonials-slider {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
}

.testimonial-card {
    flex: 1 1 340px;
    max-width: 400px;
    background: var(--card-bg);
    padding: 32px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.testimonial-text {
    font-style: italic;
    color: var(--text-dark);
    margin-bottom: 20px;
    font-size: 1.05rem;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-weight: bold;
    font-size: 1.2rem;
}

.author-info h4 {
    font-size: 1rem;
    color: var(--primary);
}

.author-info span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Trust Badges */
.trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    justify-content: center;
    align-items: center;
    padding: 40px 0;
}

.trust-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.trust-badge span:first-child {
    font-size: 2.5rem;
    color: var(--secondary);
}

.trust-badge span:last-child {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-align: center;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--bg-dark) 100%);
    padding: 80px 0;
    text-align: center;
}

.cta-content {
    max-width: 650px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.2rem;
    color: var(--text-light);
    margin-bottom: 16px;
}

.cta-content p {
    color: rgba(255,255,255,0.8);
    margin-bottom: 32px;
    font-size: 1.1rem;
}

/* Form Styles */
.form-section {
    background: var(--bg-light);
}

.form-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 48px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: border-color var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-submit {
    width: 100%;
    padding: 16px;
    font-size: 1.1rem;
}

/* Services Page */
.services-list {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.service-row {
    display: flex;
    gap: 32px;
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

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

.service-image {
    flex: 0 0 40%;
    background-color: var(--border);
    min-height: 280px;
}

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

.service-details {
    flex: 1;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.service-details h3 {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 12px;
}

.service-details p {
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-price-tag {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 20px;
}

/* About Page */
.about-intro {
    display: flex;
    gap: 48px;
    align-items: center;
    flex-wrap: wrap;
}

.about-image {
    flex: 1 1 400px;
    background-color: var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 1;
}

.about-image img {
    width: 100%;
    height: 100%;
}

.about-text {
    flex: 1 1 400px;
}

.about-text h1 {
    font-size: 2.4rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 16px;
    font-size: 1.05rem;
}

.values-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin-top: 48px;
}

.value-card {
    flex: 1 1 280px;
    background: var(--card-bg);
    padding: 32px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.value-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.value-card h3 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 10px;
}

.value-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Contact Page */
.contact-wrapper {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
}

.contact-info {
    flex: 1 1 350px;
}

.contact-info h1 {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 24px;
}

.contact-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    padding: 20px;
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--text-light);
    flex-shrink: 0;
}

.contact-detail h3 {
    font-size: 1rem;
    color: var(--primary);
    margin-bottom: 4px;
}

.contact-detail p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.contact-map {
    flex: 1 1 400px;
    background: var(--border);
    border-radius: var(--radius);
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

/* Thanks Page */
.thanks-container {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 48px 24px;
}

.thanks-content {
    max-width: 500px;
}

.thanks-icon {
    width: 100px;
    height: 100px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 32px;
    font-size: 3rem;
    color: var(--text-light);
}

.thanks-content h1 {
    font-size: 2.4rem;
    color: var(--primary);
    margin-bottom: 16px;
}

.thanks-content p {
    color: var(--text-muted);
    margin-bottom: 24px;
    font-size: 1.1rem;
}

/* Legal Pages */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 60px 24px;
}

.legal-content h1 {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border);
}

.legal-content h2 {
    font-size: 1.4rem;
    color: var(--primary);
    margin: 32px 0 16px;
}

.legal-content p {
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.8;
}

.legal-content ul {
    margin: 16px 0;
    padding-left: 24px;
}

.legal-content li {
    color: var(--text-muted);
    margin-bottom: 8px;
}

/* Footer */
.site-footer {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: 60px 0 0;
}

.footer-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-col {
    flex: 1 1 220px;
}

.footer-col h4 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--text-light);
}

.footer-col p {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
    line-height: 1.7;
}

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

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

.footer-links a {
    color: rgba(255,255,255,0.7);
    transition: color var(--transition);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--secondary);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 24px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
}

.footer-legal {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-legal a {
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
    transition: color var(--transition);
}

.footer-legal a:hover {
    color: var(--text-light);
}

/* Disclaimer */
.disclaimer-section {
    background: #fff8e6;
    border-top: 1px solid #f0d78c;
    padding: 24px 0;
}

.disclaimer-text {
    font-size: 0.85rem;
    color: #7a6520;
    line-height: 1.7;
    text-align: center;
}

/* References */
.references-section {
    background: var(--bg-light);
    padding: 40px 0;
    border-top: 1px solid var(--border);
}

.references-list {
    list-style: none;
}

.references-list li {
    margin-bottom: 12px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.references-list a {
    color: var(--primary);
    text-decoration: underline;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--card-bg);
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
    padding: 20px;
    z-index: 9999;
    display: none;
}

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

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 24px;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.cookie-content p {
    flex: 1;
    font-size: 0.95rem;
    color: var(--text-dark);
}

.cookie-content a {
    color: var(--primary);
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: 12px;
}

.cookie-btn {
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-size: 0.95rem;
    transition: all var(--transition);
}

.cookie-accept {
    background: var(--accent);
    color: var(--text-light);
}

.cookie-accept:hover {
    background: #247a5e;
}

.cookie-reject {
    background: transparent;
    border: 2px solid var(--border);
    color: var(--text-dark);
}

.cookie-reject:hover {
    border-color: var(--text-dark);
}

/* Responsive */
@media (max-width: 900px) {
    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--card-bg);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        box-shadow: var(--shadow);
    }

    .main-nav.active {
        display: flex;
    }

    .mobile-toggle {
        display: block;
    }

    .hero-title {
        font-size: 2.4rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .service-row,
    .service-row:nth-child(even) {
        flex-direction: column;
    }

    .service-image {
        min-height: 200px;
    }

    .form-wrapper {
        padding: 32px 24px;
    }

    .footer-grid {
        gap: 32px;
    }
}

@media (max-width: 600px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

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

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

    .cookie-btn {
        width: 100%;
    }
}

/* Inline CTA */
.inline-cta {
    background: linear-gradient(135deg, var(--secondary) 0%, #d4633a 100%);
    padding: 48px;
    border-radius: var(--radius);
    text-align: center;
    margin: 48px 0;
}

.inline-cta h3 {
    color: var(--text-light);
    font-size: 1.6rem;
    margin-bottom: 12px;
}

.inline-cta p {
    color: rgba(255,255,255,0.9);
    margin-bottom: 24px;
}

.inline-cta .btn {
    background: var(--text-light);
    color: var(--secondary);
}

.inline-cta .btn:hover {
    background: var(--bg-light);
    transform: translateY(-2px);
}

/* Sticky CTA */
.sticky-cta {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999;
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition);
    pointer-events: none;
}

.sticky-cta.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.sticky-cta .btn {
    box-shadow: var(--shadow-lg);
}

/* Scientific Reference Citation */
.citation {
    color: var(--primary);
    font-weight: 600;
    cursor: pointer;
}

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