/* Science & Research Page Styles */

/* Base Styles */
:root {
    --primary-color: #4f46e5;
    --primary-light: #818cf8;
    --primary-dark: #4338ca;
    --secondary-color: #10b981;
    --dark-color: #1f2937;
    --light-color: #f9fafb;
    --gray-color: #6b7280;
    --light-gray: #e5e7eb;
    --transition: all 0.3s ease;
}

/* Typography */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #ffffff;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2rem;
    margin: 3rem 0 1.5rem;
    position: relative;
    display: inline-block;
}

h2:after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1.5rem;
    color: var(--gray-color);
}

/* Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */
.science-header {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    padding: 6rem 0 4rem;
    position: relative;
    overflow: hidden;
}

.science-header:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/wave-pattern.png') center/cover no-repeat;
    opacity: 0.1;
    pointer-events: none;
}

/* Navigation */
.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    margin-bottom: 2rem;
}

.logo a {
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 1.5rem;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: white;
}

.nav-links .active a {
    color: white;
    font-weight: 600;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-outline {
    background-color: transparent;
    border-color: white;
    color: white;
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-text {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.btn-text:hover {
    color: var(--primary-dark);
}

/* Hero Section */
.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 0;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-content p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

/* Sections */
.section {
    padding: 5rem 0;
}

.intro-section {
    text-align: center;
    padding: 5rem 0;
    background-color: var(--light-color);
}

.intro-section h2 {
    margin-bottom: 1.5rem;
}

.intro-section p {
    max-width: 800px;
    margin: 0 auto 2rem;
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Key Findings */
.key-findings {
    padding: 5rem 0;
    background-color: white;
}

.findings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.finding-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.finding-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.finding-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
    font-size: 1.5rem;
}

/* Comparison Section */
.comparison-section {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.comparison-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.comparison-card.highlight {
    border: 2px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}

.comparison-card.highlight:before {
    content: 'BEST CHOICE';
    position: absolute;
    top: 0;
    right: 0;
    background: var(--primary-color);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 1rem;
    border-bottom-left-radius: 0.5rem;
}

.comparison-card h3 {
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.comparison-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.comparison-card li {
    padding: 0.75rem 0;
    position: relative;
    padding-left: 1.75rem;
    color: var(--gray-color);
}

.comparison-card li:before {
    content: '';
    position: absolute;
    left: 0;
    top: 1.25rem;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--gray-color);
}

.comparison-card.highlight li:before {
    background-color: var(--primary-color);
}

/* Research Section */
.research-section {
    padding: 5rem 0;
    background-color: white;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.research-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
}

.research-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.research-card h3 {
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.research-card p {
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    text-align: center;
}

.cta-section h2 {
    color: white;
    margin-bottom: 1.5rem;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto 2rem;
    font-size: 1.1rem;
}

.cta-section .btn {
    margin-top: 1rem;
}

.cta-section .small {
    font-size: 0.875rem;
    margin-top: 1rem;
    opacity: 0.8;
}

/* Footer */
.main-footer {
    background-color: var(--dark-color);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-about h3 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.footer-about p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
}

.footer-links h4 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.25rem;
    transition: var(--transition);
}

.social-links a:hover {
    color: white;
    transform: translateY(-2px);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .findings-grid,
    .comparison-grid,
    .research-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.finding-card,
.comparison-card,
.research-card {
    animation: fadeIn 0.6s ease-out forwards;
    opacity: 0;
}

.finding-card:nth-child(2) { animation-delay: 0.2s; }
.finding-card:nth-child(3) { animation-delay: 0.4s; }
.comparison-card:nth-child(2) { animation-delay: 0.2s; }
.research-card:nth-child(2) { animation-delay: 0.2s; }
.research-card:nth-child(3) { animation-delay: 0.4s; }