/* Healthcare-themed blog styles */
:root {
    --primary-color: #0066cc;
    --primary-dark: #004499;
    --secondary-color: #00a86b;
    --text-color: #333;
    --text-light: #666;
    --bg-color: #ffffff;
    --bg-light: #f8f9fa;
    --border-color: #dee2e6;
    --card-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    --hover-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    background: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--card-shadow);
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
}

.site-title a {
    text-decoration: none;
    color: inherit;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.main-nav a:hover,
.main-nav a.active {
    background-color: var(--primary-color);
    color: white;
}

/* Main content */
main {
    padding: 2rem 0;
}

.blog-intro {
    margin-bottom: 3rem;
    text-align: center;
}

.blog-intro h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
}

/* Key differences section */
.key-differences {
    margin-bottom: 3rem;
}

.key-differences h3 {
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 2rem;
    text-align: center;
}

.difference-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.difference-card {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--card-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.difference-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--hover-shadow);
}

.difference-card h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

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

/* Articles section */
.articles h3 {
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 2rem;
    text-align: center;
}

.article-list {
    display: grid;
    gap: 1.5rem;
}

.article-preview {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
    box-shadow: var(--card-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.article-preview:hover {
    transform: translateY(-2px);
    box-shadow: var(--hover-shadow);
}

.article-preview h4 {
    margin-bottom: 0.5rem;
}

.article-preview h4 a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1.2rem;
}

.article-preview h4 a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.article-preview p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.article-meta {
    color: var(--text-light);
    font-size: 0.9rem;
    font-style: italic;
}

/* Article page styles */
.article-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.article-header h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.article-meta {
    color: var(--text-light);
    font-size: 1rem;
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.05rem;
    line-height: 1.7;
}

.article-content h2 {
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin: 2.5rem 0 1.5rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

.article-content h3 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin: 2rem 0 1rem 0;
}

.article-content h4 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin: 1.5rem 0 0.8rem 0;
}

.article-content p {
    margin-bottom: 1.2rem;
}

.article-content ul, .article-content ol {
    margin-bottom: 1.2rem;
    padding-left: 2rem;
}

.article-content li {
    margin-bottom: 0.5rem;
}

.article-content strong {
    color: var(--primary-dark);
    font-weight: 600;
}

.article-content em {
    font-style: italic;
}

.article-content code {
    background-color: #f1f3f4;
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
}

.article-content pre {
    background-color: #f1f3f4;
    padding: 1rem;
    border-radius: 4px;
    overflow-x: auto;
    margin-bottom: 1.2rem;
}

.article-content blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: 1rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: var(--text-light);
}

.references {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.references h3 {
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.references ol {
    padding-left: 1.5rem;
}

.references li {
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
    color: var(--text-light);
}

.references li a {
    color: var(--primary-color);
    text-decoration: none;
}

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

.back-to-blog {
    display: inline-block;
    margin-top: 2rem;
    padding: 0.8rem 1.5rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.back-to-blog:hover {
    background-color: var(--primary-dark);
}

/* Footer */
.site-footer {
    background: var(--bg-light);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: 3rem;
    color: var(--text-light);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.95rem;
    padding: 0.3rem 0;
    display: block;
    border-radius: 4px;
    transition: all 0.3s ease;
    position: relative;
}

.footer-section a:hover {
    color: var(--primary-color);
    background-color: rgba(0, 102, 204, 0.1);
    transform: translateX(5px);
}

.footer-section a::before {
    content: "→";
    position: absolute;
    left: -15px;
    opacity: 0;
    transition: all 0.3s ease;
    color: var(--primary-color);
}

.footer-section a:hover::before {
    opacity: 1;
    left: -10px;
}

.site-footer p {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
}

/* AI Resources Section */
.ai-resources {
    margin-bottom: 3rem;
}

.ai-resources h3 {
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 2rem;
    text-align: center;
}

.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.resource-category {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--card-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.resource-category:hover {
    transform: translateY(-2px);
    box-shadow: var(--hover-shadow);
}

.resource-category h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.resource-category ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.resource-category li {
    margin-bottom: 0.5rem;
}

.resource-category a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.95rem;
    padding: 0.3rem 0;
    display: block;
    border-radius: 4px;
    transition: all 0.3s ease;
    position: relative;
}

.resource-category a:hover {
    color: var(--primary-color);
    background-color: rgba(0, 102, 204, 0.1);
    transform: translateX(5px);
}

.resource-category a::before {
    content: "→";
    position: absolute;
    left: -15px;
    opacity: 0;
    transition: all 0.3s ease;
    color: var(--primary-color);
}

.resource-category a:hover::before {
    opacity: 1;
    left: -10px;
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .site-header .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .main-nav ul {
        gap: 1rem;
    }
    
    .blog-intro h2 {
        font-size: 2rem;
    }
    
    .difference-grid {
        grid-template-columns: 1fr;
    }
    
    .article-header h1 {
        font-size: 2rem;
    }
    
    .article-content {
        font-size: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .resource-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .footer-section a::before,
    .resource-category a::before {
        display: none;
    }
    
    .footer-section a:hover,
    .resource-category a:hover {
        transform: none;
        background-color: rgba(0, 102, 204, 0.05);
    }
}

@media (max-width: 480px) {
    .difference-card,
    .article-preview,
    .resource-category {
        padding: 1rem;
    }
    
    .article-header h1 {
        font-size: 1.8rem;
    }
    
    .footer-section,
    .resource-category {
        padding: 1rem;
    }
}