/* Healthcare Hub Styles */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-accent: #eff6ff;
    --border-color: #e5e7eb;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --success-color: #10b981;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    margin: 0;
    padding: 0;
}

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

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

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.site-title {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.5rem;
}

.site-title h1 {
    margin: 0;
    font-size: 1.5rem;
}

.site-nav .trigger {
    display: flex;
    gap: 2rem;
}

.page-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
}

.page-link:hover,
.page-link.active {
    background-color: var(--bg-accent);
    color: var(--primary-color);
}

/* Main Content */
.page-content {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

/* Article Styles */
.post {
    background: var(--bg-primary);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    margin-bottom: 2rem;
}

.post-header {
    padding: 2rem;
    background: linear-gradient(135deg, var(--bg-accent) 0%, var(--bg-secondary) 100%);
    border-bottom: 1px solid var(--border-color);
}

.post-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0 0 1rem 0;
    line-height: 1.2;
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.post-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.post-tags,
.post-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.tag,
.category {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 500;
    transition: background-color 0.2s ease;
}

.tag:hover,
.category:hover {
    background: var(--primary-dark);
}

.category {
    background: var(--secondary-color);
}

/* Summary Box */
.post-excerpt {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
}

.summary-box {
    background: var(--bg-accent);
    padding: 1.5rem;
    border-radius: 0.5rem;
    border-left: 4px solid var(--primary-color);
}

.summary-box h3 {
    margin: 0 0 0.5rem 0;
    color: var(--primary-color);
    font-size: 1.125rem;
}

.summary-box p {
    margin: 0;
    color: var(--text-secondary);
}

/* Content Styles */
.post-content {
    padding: 2rem;
    max-width: none;
}

.post-content h1,
.post-content h2,
.post-content h3,
.post-content h4,
.post-content h5,
.post-content h6 {
    color: var(--primary-color);
    margin: 2rem 0 1rem 0;
    font-weight: 600;
}

.post-content h1 { font-size: 2rem; }
.post-content h2 { font-size: 1.75rem; }
.post-content h3 { font-size: 1.5rem; }
.post-content h4 { font-size: 1.25rem; }

.post-content p {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.post-content ul,
.post-content ol {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.post-content li {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

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

.post-content blockquote {
    border-left: 4px solid var(--accent-color);
    background: var(--bg-secondary);
    margin: 1.5rem 0;
    padding: 1rem 1.5rem;
    border-radius: 0.375rem;
}

/* Medical Disclaimer */
.medical-disclaimer {
    background: #fef3cd;
    border: 1px solid #fbbf24;
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin: 2rem 0;
}

.medical-disclaimer h4 {
    color: #92400e;
    margin: 0 0 0.5rem 0;
    font-size: 1.125rem;
}

.medical-disclaimer p {
    color: #92400e;
    margin: 0;
    font-size: 0.875rem;
}

/* Footer Styles */
.post-footer {
    padding: 2rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.related-content {
    margin-bottom: 2rem;
}

.related-content h3 {
    color: var(--primary-color);
    margin: 0 0 1rem 0;
}

.related-conditions,
.related-articles {
    margin-bottom: 1.5rem;
}

.related-content h4 {
    color: var(--text-primary);
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
}

.related-content ul {
    margin: 0;
    padding-left: 1.5rem;
}

.related-content li {
    margin-bottom: 0.25rem;
}

.related-content a {
    color: var(--primary-color);
    text-decoration: none;
}

.related-content a:hover {
    text-decoration: underline;
}

/* Share Buttons */
.share-buttons {
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}

.share-buttons h4 {
    margin: 0 0 1rem 0;
    color: var(--text-primary);
}

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

.share-links a {
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    text-decoration: none;
    font-size: 0.875rem;
    transition: background-color 0.2s ease;
}

.share-links a:hover {
    background: var(--primary-dark);
}

/* Site Footer */
.site-footer {
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: 3rem 0 1rem 0;
    margin-top: 4rem;
}

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

.footer-col h3,
.footer-col h4 {
    margin: 0 0 1rem 0;
    color: var(--bg-primary);
}

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

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

.footer-col a {
    color: var(--text-light);
    text-decoration: none;
}

.footer-col a:hover {
    color: var(--bg-primary);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 1rem;
    text-align: center;
    color: var(--text-light);
    font-size: 0.875rem;
}

.disclaimer {
    margin-top: 0.5rem;
    font-style: italic;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .site-nav .trigger {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .post-title {
        font-size: 1.75rem;
    }
    
    .post-header,
    .post-content,
    .post-footer {
        padding: 1.5rem;
    }
    
    .post-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .share-links {
        flex-wrap: wrap;
    }
}

/* Homepage Styles */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
    margin-bottom: 3rem;
}

.hero-section h1 {
    font-size: 3rem;
    margin: 0 0 1rem 0;
    font-weight: 700;
}

.hero-section p {
    font-size: 1.25rem;
    margin: 0 0 2rem 0;
    opacity: 0.9;
}

.search-box {
    background: white;
    border-radius: 0.75rem;
    padding: 0.75rem;
    max-width: 500px;
    margin: 0 auto;
    box-shadow: var(--shadow-lg);
}

.search-box input {
    width: 100%;
    border: none;
    outline: none;
    font-size: 1rem;
    padding: 0.5rem;
}

.featured-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.category-card-link {
    text-decoration: none;
    display: block;
}

.category-card {
    background: var(--bg-primary);
    border-radius: 0.75rem;
    padding: 2rem;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    height: 100%;
}

.category-card-link:hover .category-card,
.category-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.category-card h3 {
    color: var(--primary-color);
    margin: 0 0 1rem 0;
}

.category-card p {
    color: var(--text-secondary);
    margin: 0 0 1rem 0;
}

.category-card .category-link {
    color: var(--primary-color);
    font-weight: 500;
}

/* Articles List */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.article-card-link {
    text-decoration: none;
    display: block;
    height: 100%;
}

.article-card {
    background: var(--bg-primary);
    border-radius: 0.75rem;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.article-card-link:hover .article-card,
.article-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.article-card-content {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-card h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.25rem;
    color: var(--primary-color);
}

.article-card h3 a {
    color: var(--primary-color);
    text-decoration: none;
}

.article-card-link:hover h3,
.article-card h3 a:hover {
    text-decoration: underline;
}

.article-card p {
    color: var(--text-secondary);
    margin: 0 0 1rem 0;
    font-size: 0.875rem;
}

.article-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.article-card .tag {
    font-size: 0.75rem;
}