:root {
    --color-primary: #F7F9F8;
    --color-secondary: #37474F;
    --color-tertiary: #263238;
    --color-accent: #78909C;
    --color-light: #CFD8DC;
    --color-white: #FFFFFF;
    --color-text: #263238;
    --color-text-light: #546E7A;
    --color-border: #B0BEC5;
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --font-sans: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'IBM Plex Mono', 'Source Code Pro', monospace;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-primary);
    color: var(--color-text);
    line-height: 1.7;
    font-size: 17px;
}

.container {
    max-width: 1380px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

header.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-light);
    z-index: 1000;
    transition: border-color 0.3s ease;
}

header.header.scrolled {
    border-bottom-color: var(--color-border);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.logo {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-text {
    font-family: var(--font-mono);
    font-size: 24px;
    font-weight: 700;
    color: var(--color-secondary);
}

.nav {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    font-size: 14px;
    transition: color 0.3s ease;
}

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

main.main {
    margin-top: 80px;
}

.section {
    padding: var(--spacing-xxl) 0;
}

.section:nth-child(odd) {
    background-color: var(--color-white);
}

.section:nth-child(even) {
    background-color: var(--color-primary);
}

.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-white) 100%);
    padding: 120px 0;
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.hero-image {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: var(--radius-md);
    object-fit: cover;
}

.hero-text h1 {
    font-family: var(--font-mono);
    font-size: 58px;
    font-weight: 800;
    color: var(--color-tertiary);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    text-balance: true;
}

.hero-text p {
    font-size: 18px;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.disclaimer-banner {
    background-color: var(--color-light);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    color: var(--color-tertiary);
}

h2 {
    font-family: var(--font-mono);
    font-size: 50px;
    font-weight: 800;
    color: var(--color-tertiary);
    margin-bottom: var(--spacing-md);
    text-balance: true;
}

h3 {
    font-family: var(--font-mono);
    font-size: 28px;
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
}

h4 {
    font-family: var(--font-mono);
    font-size: 20px;
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
}

.section-intro {
    font-size: 18px;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    font-weight: 500;
}

.two-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    margin-bottom: var(--spacing-xxl);
}

.column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.column p {
    color: var(--color-text-light);
    line-height: 1.8;
}

.section-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-light);
    object-fit: cover;
    max-width: 450px;
}

.mt-large {
    margin-top: var(--spacing-xxl);
}

.table-wrapper {
    overflow-x: auto;
    margin: var(--spacing-lg) 0;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-white);
    border: 1px solid var(--color-light);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.comparison-table thead {
    background-color: var(--color-secondary);
    color: var(--color-white);
}

.comparison-table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 700;
    font-size: 14px;
}

.comparison-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-light);
    font-size: 15px;
}

.comparison-table tbody tr:hover {
    background-color: var(--color-primary);
}

.table-note {
    font-size: 14px;
    color: var(--color-text-light);
    font-style: italic;
    margin-top: var(--spacing-md);
}

.accordion {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.accordion-item {
    border: 1px solid var(--color-light);
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--color-white);
}

.accordion-header {
    width: 100%;
    padding: var(--spacing-md);
    background-color: var(--color-white);
    border: none;
    text-align: left;
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 600;
    color: var(--color-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-header:hover {
    background-color: var(--color-primary);
    border-color: var(--color-accent);
}

.accordion-header::after {
    content: '→';
    transition: transform 0.4s linear;
    display: inline-block;
}

.accordion-item.active .accordion-header::after {
    transform: rotate(90deg);
}

.accordion-content {
    padding: 0 var(--spacing-md) var(--spacing-md) var(--spacing-md);
    background-color: var(--color-white);
    display: none;
    animation: slideDown 0.4s linear;
}

.accordion-item.active .accordion-content {
    display: block;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.accordion-content p {
    color: var(--color-text-light);
    line-height: 1.8;
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.example-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
}

.example-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(55, 71, 79, 0.1);
}

.example-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.example-card h3 {
    margin-bottom: var(--spacing-sm);
}

.example-card p {
    color: var(--color-text-light);
    font-size: 15px;
    line-height: 1.7;
}

.science-list {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.science-list li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--color-text-light);
}

.science-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: 600;
}

.science-note {
    font-size: 14px;
    color: var(--color-text-light);
    font-style: italic;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--color-light);
    border-radius: var(--radius-md);
}

.myths-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.myth-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
}

.myth-card h3 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 18px;
}

.myth-card p {
    color: var(--color-text-light);
    line-height: 1.8;
}

.disclaimer-box {
    background-color: var(--color-white);
    border: 2px solid var(--color-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
}

.disclaimer-box h2 {
    margin-bottom: var(--spacing-md);
}

.disclaimer-box p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
    line-height: 1.8;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
}

.contact-form {
    background-color: var(--color-white);
    border: 1px solid var(--color-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-secondary);
    font-size: 15px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--color-light);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 15px;
    color: var(--color-text);
    transition: border-color 0.3s ease;
}

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

.form-disclaimer {
    font-size: 13px;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background-color: var(--color-primary);
    border-left: 3px solid var(--color-secondary);
}

.btn-submit {
    width: 100%;
    padding: var(--spacing-md);
    background-color: var(--color-secondary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-submit:hover {
    background-color: var(--color-tertiary);
    transform: scale(1.02);
}

.thank-you-hidden {
    display: none;
}

.thank-you-visible {
    display: block;
    padding: var(--spacing-lg);
    background-color: var(--color-primary);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-secondary);
}

.thank-you-visible p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.contact-info {
    background-color: var(--color-white);
    border: 1px solid var(--color-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
}

.contact-info h3,
.contact-info h4 {
    margin-top: var(--spacing-lg);
}

.contact-info h3:first-child {
    margin-top: 0;
}

.contact-info p {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

footer.footer {
    background-color: var(--color-tertiary);
    color: var(--color-white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg) 0;
    margin-top: var(--spacing-xxl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    font-size: 16px;
}

.footer-section p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-light);
}

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

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-light);
    text-decoration: none;
    font-size: 14px;
    cursor: pointer;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 13px;
    color: var(--color-light);
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--color-tertiary);
    color: var(--color-white);
    padding: var(--spacing-md);
    z-index: 999;
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.15);
    animation: slideUp 0.3s ease;
}

.cookie-banner.hidden {
    display: none;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.cookie-content {
    max-width: 1380px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.cookie-text p {
    margin: 0;
    font-size: 14px;
    line-height: 1.6;
}

.cookie-text p strong {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: 15px;
}

.cookie-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.cookie-btn-accept,
.cookie-btn-reject,
.cookie-btn-more {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.cookie-btn-accept {
    background-color: var(--color-secondary);
    color: var(--color-white);
}

.cookie-btn-accept:hover {
    background-color: var(--color-secondary);
    opacity: 0.9;
}

.cookie-btn-reject {
    background-color: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-white);
}

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

.cookie-btn-more {
    background-color: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-white);
}

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

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    animation: fadeIn 0.3s ease;
}

.modal.hidden {
    display: none;
}

.modal.visible {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    max-width: 700px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--color-text);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: var(--color-secondary);
}

#modalBody {
    color: var(--color-text);
    line-height: 1.8;
    padding-right: var(--spacing-lg);
}

#modalBody h2 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
}

#modalBody h3 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

#modalBody p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

#modalBody ul {
    margin-bottom: var(--spacing-md);
    margin-left: var(--spacing-lg);
}

#modalBody li {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-light);
}

@media (max-width: 1024px) {
    .hero-content,
    .two-column,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .examples-grid,
    .myths-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .nav {
        gap: var(--spacing-md);
    }

    .nav-link {
        font-size: 13px;
    }

    .hero-text h1 {
        font-size: 42px;
    }

    h2 {
        font-size: 36px;
    }

    .cookie-content {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .cookie-buttons {
        width: 100%;
        justify-content: flex-end;
    }
}

@media (max-width: 768px) {
    body {
        font-size: 16px;
    }

    main.main {
        margin-top: 70px;
    }

    .section {
        padding: var(--spacing-xl) 0;
    }

    .nav {
        gap: var(--spacing-sm);
        flex-wrap: wrap;
    }

    .nav-link {
        font-size: 12px;
    }

    .hero {
        padding: 80px 0;
    }

    .hero-text h1 {
        font-size: 32px;
    }

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

    h2 {
        font-size: 28px;
    }

    h3 {
        font-size: 22px;
    }

    .table-wrapper {
        font-size: 13px;
    }

    .comparison-table th,
    .comparison-table td {
        padding: var(--spacing-sm);
    }

    .accordion-header {
        padding: var(--spacing-sm);
        font-size: 15px;
    }

    .accordion-content {
        padding: 0 var(--spacing-sm) var(--spacing-sm) var(--spacing-sm);
    }

    .contact-info p {
        font-size: 14px;
    }

    .footer-content {
        gap: var(--spacing-md);
    }

    .footer-section h4 {
        font-size: 15px;
    }

    .footer-section p,
    .footer-links a {
        font-size: 13px;
    }

    .cookie-text p {
        font-size: 13px;
    }

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

    .cookie-btn-accept,
    .cookie-btn-reject,
    .cookie-btn-more {
        width: 100%;
        padding: var(--spacing-md);
    }

    .modal-content {
        max-width: 90vw;
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .header-content {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm) 0;
    }

    .nav {
        flex-direction: column;
        gap: var(--spacing-xs);
        width: 100%;
    }

    .nav-link {
        padding: var(--spacing-xs);
        font-size: 12px;
    }

    .hero-text h1 {
        font-size: 26px;
    }

    h2 {
        font-size: 24px;
    }

    h3 {
        font-size: 18px;
    }

    .section {
        padding: var(--spacing-lg) 0;
    }

    .disclaimer-banner {
        padding: var(--spacing-sm);
        font-size: 13px;
    }

    .example-image {
        height: 150px;
    }

    .myths-grid {
        gap: var(--spacing-md);
    }

    .footer-content {
        gap: var(--spacing-md);
    }

    .footer-section h4 {
        font-size: 14px;
    }

    .cookie-content {
        padding: var(--spacing-sm);
    }
}