:root {
    --color-base: #F7F5F0;
    --color-primary: #8A6FF0;
    --color-signal: #D96C7A;
    --color-accent: #E5C66A;
    --color-structure: #22252B;
    --color-soft: #E8E3DB;
    --color-hover: #7458D1;
    --color-error: #C94F5F;
    --color-success: #6FA86F;
    
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-size-base: 1rem;
    --font-size-large: 1.125rem;
    --font-size-xlarge: 1.5rem;
    --font-size-xxlarge: 2.5rem;
    --font-size-small: 0.875rem;
    
    --shadow-sm: 0 2px 8px rgba(34, 37, 43, 0.06);
    --shadow-md: 0 4px 16px rgba(34, 37, 43, 0.08);
    --shadow-lg: 0 8px 32px rgba(34, 37, 43, 0.12);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-structure);
    background: var(--color-base);
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

header {
    position: sticky;
    top: 0;
    background: rgba(247, 245, 240, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-soft);
    z-index: 100;
    transition: var(--transition);
}

nav {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: var(--font-size-large);
    font-weight: 600;
    color: var(--color-structure);
    text-decoration: none;
    letter-spacing: -0.02em;
    transition: var(--transition);
}

.logo:hover {
    color: var(--color-primary);
}

.menu-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 2.75rem;
    height: 2.75rem;
    background: white;
    border: 1px solid var(--color-soft);
    border-radius: var(--radius-sm);
    color: var(--color-structure);
    cursor: pointer;
    padding: 0;
    line-height: 1;
    z-index: 101;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
    color: var(--color-primary);
    border-color: var(--color-primary);
    outline: none;
}

.menu-toggle-icon {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.3rem;
    width: 1.35rem;
    height: 1.35rem;
    pointer-events: none;
}

.menu-toggle-icon span {
    display: block;
    width: 100%;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: var(--color-structure);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

.nav-menu a:hover::after {
    width: 100%;
}

main {
    min-height: 60vh;
}

.hero {
    position: relative;
    padding: var(--spacing-xxl) 0;
    text-align: center;
    overflow: hidden;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-media {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(138, 111, 240, 0.88) 0%,
        rgba(116, 88, 209, 0.78) 45%,
        rgba(34, 37, 43, 0.82) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: var(--font-size-xxlarge);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.03em;
    line-height: 1.2;
    color: #fff;
}

.hero p {
    font-size: var(--font-size-large);
    color: rgba(255, 255, 255, 0.92);
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.pattern-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.03;
    pointer-events: none;
    background-image: radial-gradient(circle, var(--color-primary) 1px, transparent 1px);
    background-size: 40px 40px;
}

.hero .cta-button {
    background: #fff;
    color: var(--color-primary);
}

.hero .cta-button:hover {
    background: var(--color-accent);
    color: var(--color-structure);
}

.cta-button {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.cta-button:hover {
    background: var(--color-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}


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

.introduction {
    background: white;
}

.intro-content h2 {
    font-size: var(--font-size-xlarge);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.intro-content p {
    font-size: var(--font-size-large);
    color: var(--color-structure);
    opacity: 0.85;
    margin-bottom: var(--spacing-md);
}

.features {
    background: var(--color-soft);
}

.features h2 {
    text-align: center;
    font-size: var(--font-size-xlarge);
    margin-bottom: var(--spacing-xl);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.feature-card h3 {
    font-size: var(--font-size-large);
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--color-structure);
    opacity: 0.8;
}

.how-it-works {
    background: white;
}

.how-it-works h2 {
    text-align: center;
    font-size: var(--font-size-xlarge);
    margin-bottom: var(--spacing-xl);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.step {
    position: relative;
    padding: var(--spacing-lg);
}

.step-number {
    display: inline-block;
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.step h3 {
    font-size: var(--font-size-large);
    margin-bottom: var(--spacing-sm);
}

.step p {
    color: var(--color-structure);
    opacity: 0.8;
}

.visual-showcase {
    background: var(--color-soft);
}

.visual-showcase h2 {
    text-align: center;
    font-size: var(--font-size-xlarge);
    margin-bottom: var(--spacing-xl);
}

.showcase-image {
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.showcase-image img {
    width: 100%;
    height: auto;
    display: block;
}

figcaption {
    text-align: center;
    font-size: var(--font-size-small);
    color: var(--color-structure);
    opacity: 0.7;
    margin-top: var(--spacing-sm);
}

.showcase-description {
    text-align: center;
    font-size: var(--font-size-large);
    color: var(--color-structure);
    opacity: 0.85;
    max-width: 800px;
    margin: 0 auto;
}

.approach {
    background: white;
}

.approach h2 {
    text-align: center;
    font-size: var(--font-size-xlarge);
    margin-bottom: var(--spacing-xl);
}

.approach-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.approach-column h3 {
    font-size: var(--font-size-large);
    margin-bottom: var(--spacing-md);
    color: var(--color-signal);
}

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

.approach-column ul li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
}

.approach-column ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

.experiments-preview {
    background: var(--color-soft);
}

.experiments-preview h2 {
    text-align: center;
    font-size: var(--font-size-xlarge);
    margin-bottom: var(--spacing-xl);
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.preview-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.preview-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.preview-card figure {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.preview-card figure img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.preview-card:hover figure img {
    transform: scale(1.05);
}

.preview-card h3 {
    font-size: var(--font-size-large);
    padding: var(--spacing-md);
    padding-bottom: var(--spacing-xs);
}

.preview-card p {
    padding: 0 var(--spacing-md);
    color: var(--color-structure);
    opacity: 0.8;
    margin-bottom: var(--spacing-md);
}

.card-link {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    margin: 0 var(--spacing-md) var(--spacing-md);
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.card-link:hover {
    background: var(--color-primary);
    color: white;
}


.page-hero {
    background: var(--color-soft);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.page-hero h1 {
    font-size: var(--font-size-xxlarge);
    margin-bottom: var(--spacing-sm);
}

.page-hero p {
    font-size: var(--font-size-large);
    color: var(--color-structure);
    opacity: 0.85;
}

.experiments-intro, .reflection-intro {
    background: white;
}

.experiments-intro article, .reflection-intro article {
    max-width: 800px;
    margin: 0 auto;
}

.experiments-intro h2, .reflection-intro h2 {
    font-size: var(--font-size-xlarge);
    margin-bottom: var(--spacing-md);
}

.experiments-intro p, .reflection-intro p {
    font-size: var(--font-size-large);
    color: var(--color-structure);
    opacity: 0.85;
    margin-bottom: var(--spacing-sm);
}

.experiment-methods, .reflection-aspects {
    background: var(--color-soft);
}

.experiment-methods h2, .reflection-aspects h2 {
    text-align: center;
    font-size: var(--font-size-xlarge);
    margin-bottom: var(--spacing-xl);
}

.methods-grid, .aspects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.method-card, .aspect-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.method-card i, .aspect-card i {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.method-card h3, .aspect-card h3 {
    font-size: var(--font-size-large);
    margin-bottom: var(--spacing-sm);
}

.method-card p, .aspect-card p {
    color: var(--color-structure);
    opacity: 0.8;
    margin-bottom: var(--spacing-md);
}

.method-card ul {
    list-style: none;
}

.method-card ul li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--color-structure);
    opacity: 0.8;
}

.method-card ul li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.experiment-guidelines, .reflection-questions {
    background: white;
}

.experiment-guidelines h2, .reflection-questions h2 {
    text-align: center;
    font-size: var(--font-size-xlarge);
    margin-bottom: var(--spacing-xl);
}

.guidelines-content, .questions-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.guideline, .question-group {
    padding: var(--spacing-md);
}

.guideline h3, .question-group h3 {
    font-size: var(--font-size-large);
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.guideline p {
    color: var(--color-structure);
    opacity: 0.8;
}

.question-group ul {
    list-style: none;
}

.question-group ul li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--color-structure);
    opacity: 0.8;
}

.question-group ul li::before {
    content: '?';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

.reflection-approach {
    background: var(--color-soft);
}

.reflection-approach h2 {
    text-align: center;
    font-size: var(--font-size-xlarge);
    margin-bottom: var(--spacing-xl);
}

.approach-detail {
    background: white;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-signal);
}

.approach-detail h3 {
    font-size: var(--font-size-large);
    margin-bottom: var(--spacing-sm);
}

.approach-detail p {
    color: var(--color-structure);
    opacity: 0.85;
}

.contact-section {
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.contact-info h2 {
    font-size: var(--font-size-xlarge);
    margin-bottom: var(--spacing-md);
}

.contact-info p {
    color: var(--color-structure);
    opacity: 0.85;
    margin-bottom: var(--spacing-lg);
}

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

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-top: 4px;
}

.contact-item h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.contact-item p, .contact-item a {
    color: var(--color-structure);
    opacity: 0.85;
    text-decoration: none;
}

.contact-item a:hover {
    color: var(--color-primary);
}

.contact-form-container {
    background: var(--color-soft);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
}

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

.contact-form label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-structure);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 2px solid var(--color-soft);
    border-radius: var(--radius-sm);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    transition: var(--transition);
}

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

.contact-form input.error,
.contact-form textarea.error {
    border-color: var(--color-error);
}

.error-message {
    display: block;
    color: var(--color-error);
    font-size: var(--font-size-small);
    margin-top: var(--spacing-xs);
}

.checkbox-group label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-weight: normal;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 4px;
}

.checkbox-group a {
    color: var(--color-primary);
}

.submit-button {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.submit-button:hover {
    background: var(--color-hover);
}


.thank-you-section {
    background: white;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.thank-you-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.thank-you-content i {
    font-size: 4rem;
    color: var(--color-success);
    margin-bottom: var(--spacing-md);
}

.thank-you-content h1 {
    font-size: var(--font-size-xxlarge);
    margin-bottom: var(--spacing-md);
}

.thank-you-content p {
    font-size: var(--font-size-large);
    color: var(--color-structure);
    opacity: 0.85;
    margin-bottom: var(--spacing-lg);
}

.policy-content {
    background: white;
}

.policy-content h1 {
    font-size: var(--font-size-xxlarge);
    margin-bottom: var(--spacing-sm);
}

.last-updated {
    color: var(--color-structure);
    opacity: 0.7;
    font-size: var(--font-size-small);
    margin-bottom: var(--spacing-xl);
}

.policy-section {
    margin-bottom: var(--spacing-xl);
}

.policy-section h2 {
    font-size: var(--font-size-xlarge);
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.policy-section h3 {
    font-size: var(--font-size-large);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.policy-section p {
    margin-bottom: var(--spacing-md);
    color: var(--color-structure);
    opacity: 0.85;
}

.policy-section ul {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.policy-section ul li {
    margin-bottom: var(--spacing-xs);
    color: var(--color-structure);
    opacity: 0.85;
}

.policy-section a {
    color: var(--color-primary);
    text-decoration: underline;
}

.policy-section strong {
    font-weight: 600;
}

.section-note {
    text-align: center;
    font-size: var(--font-size-small);
    color: var(--color-structure);
    opacity: 0.85;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.disclaimer {
    background: var(--color-soft);
    padding: var(--spacing-lg) 0;
}

.site-notice {
    background: var(--color-background);
    border-top: 1px solid rgba(15, 23, 42, 0.08);
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
    padding: var(--spacing-md) 0;
}

.site-notice p {
    text-align: center;
    font-size: var(--font-size-small);
    color: var(--color-structure);
    max-width: 900px;
    margin: 0 auto;
}

.site-notice a {
    color: var(--color-primary);
    text-decoration: underline;
}

.disclaimer p {
    text-align: center;
    font-size: var(--font-size-small);
    color: var(--color-structure);
    opacity: 0.8;
    max-width: 900px;
    margin: 0 auto;
    font-style: italic;
}

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

footer .container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: var(--spacing-xl) var(--spacing-xxl);
    align-items: start;
}

.footer-info {
    display: grid;
    gap: var(--spacing-sm);
    max-width: 36rem;
}

.footer-brand {
    font-weight: 600;
    font-size: var(--font-size-xlarge);
    line-height: 1.3;
    margin-bottom: var(--spacing-xs);
    color: white;
}

.footer-brand::after {
    content: '';
    display: block;
    width: 2.5rem;
    height: 3px;
    margin-top: var(--spacing-sm);
    border-radius: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.footer-info p:not(.footer-brand) {
    font-size: var(--font-size-small);
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.82);
    margin: 0;
}

.footer-info a {
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.footer-info a:hover {
    color: var(--color-accent);
}

.footer-links {
    justify-self: end;
    width: 100%;
    max-width: 14rem;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-links h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
    color: rgba(255, 255, 255, 0.55);
}

.footer-links ul {
    list-style: none;
    display: grid;
    gap: var(--spacing-sm);
}

.footer-links ul li {
    margin: 0;
}

.footer-links a {
    display: inline-flex;
    align-items: center;
    color: white;
    text-decoration: none;
    font-size: var(--font-size-small);
    line-height: 1.5;
    opacity: 0.88;
    transition: var(--transition);
    padding: 0.15rem 0;
}

.footer-links a::before {
    content: '';
    display: inline-block;
    width: 0.35rem;
    height: 0.35rem;
    margin-right: var(--spacing-xs);
    border-radius: 50%;
    background: var(--color-primary);
    opacity: 0;
    transform: translateX(-4px);
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--color-accent);
    transform: translateX(2px);
}

.footer-links a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.copyright {
    text-align: center;
    font-size: var(--font-size-small);
    color: rgba(255, 255, 255, 0.55);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin: 0;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-structure);
    color: white;
    padding: var(--spacing-md);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    display: none;
}

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

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

.cookie-content h3 {
    font-size: var(--font-size-large);
    margin-bottom: var(--spacing-sm);
}

.cookie-content p {
    font-size: var(--font-size-small);
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
}

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

.cookie-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    border: none;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-small);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

.cookie-btn.primary:hover {
    background: var(--color-hover);
}

.cookie-btn.secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

.cookie-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1001;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.cookie-modal.active {
    display: flex;
}

.modal-content {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 100%;
}

.modal-content h3 {
    font-size: var(--font-size-xlarge);
    margin-bottom: var(--spacing-md);
}

.cookie-category {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-soft);
}

.cookie-category:last-of-type {
    border-bottom: none;
}

.cookie-category label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-weight: 600;
}

.cookie-category input[type="checkbox"] {
    margin-top: 4px;
}

.cookie-category p {
    font-size: var(--font-size-small);
    color: var(--color-structure);
    opacity: 0.8;
    margin-top: var(--spacing-xs);
    margin-left: var(--spacing-lg);
}

.modal-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.modal-buttons .cookie-btn {
    flex: 1;
}

@media (max-width: 992px) {
    nav {
        flex-wrap: wrap;
        align-items: center;
        row-gap: 0;
    }

    .logo {
        flex: 1;
        min-width: 0;
    }

    .menu-toggle {
        display: flex;
        order: 2;
        margin-left: auto;
    }

    .nav-menu {
        order: 3;
        width: 100%;
        flex-direction: column;
        gap: 0;
        background: var(--color-base);
        padding: 0 var(--spacing-md) var(--spacing-md);
        box-shadow: var(--shadow-md);
        border-top: 1px solid var(--color-soft);
        display: none;
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--color-soft);
    }

    .nav-menu li:last-child {
        border-bottom: none;
    }

    .nav-menu a {
        display: block;
        padding: var(--spacing-sm) 0;
    }

    .nav-menu a::after {
        display: none;
    }

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

    .hero h1 {
        font-size: 2rem;
    }

    .page-hero h1 {
        font-size: 2rem;
    }

    .feature-grid,
    .methods-grid,
    .aspects-grid {
        grid-template-columns: 1fr;
    }

    .steps {
        grid-template-columns: 1fr;
    }

    .preview-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

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

    .footer-info {
        max-width: none;
    }

    .footer-links {
        justify-self: stretch;
        max-width: none;
        padding: var(--spacing-md) var(--spacing-sm);
    }

    .footer-links ul {
        grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
        gap: var(--spacing-xs) var(--spacing-md);
    }

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

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

@media (max-width: 480px) {
    footer {
        padding: var(--spacing-xl) 0 var(--spacing-md);
    }

    .footer-links ul {
        grid-template-columns: 1fr;
    }

    .footer-brand {
        font-size: var(--font-size-large);
    }
    .approach-content {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}