/* ===================================
   Blog Section Styles
   =================================== */

.blog-hero {
    position: relative;
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    margin-top: 70px;
}

.blog-hero .hero-content {
    text-align: center;
    max-width: 800px;
    padding: var(--spacing-md);
}

.blog-hero h1 {
    color: var(--color-white);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
}

.blog-hero .hero-subtitle {
    font-size: 1.5rem;
    color: var(--color-accent);
}

/* ===================================
   Audience Filter
   =================================== */

.audience-filter {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: var(--color-light-gray);
    border-radius: var(--border-radius-large);
}

.filter-label {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-charcoal);
}

.filter-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.audience-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    color: var(--color-charcoal);
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.audience-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

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

/* ===================================
   Blog Grid
   =================================== */

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

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

.blog-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.blog-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.blog-image {
    width: 100%;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    color: var(--color-white);
}

.blog-category {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background-color: var(--color-accent);
    color: var(--color-charcoal);
    padding: 4px 12px;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
}

.blog-content {
    padding: var(--spacing-lg);
}

.blog-content h2 {
    margin-bottom: var(--spacing-sm);
    text-align: left;
    font-size: 1.5rem;
}

.blog-content h2 a {
    color: var(--color-charcoal);
    transition: color var(--transition-fast);
}

.blog-content h2 a:hover {
    color: var(--color-primary);
}

.blog-excerpt {
    color: var(--color-medium-gray);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.blog-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--color-medium-gray);
    margin-bottom: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
}

.read-time::before {
    content: '📖 ';
}

.blog-tags::before {
    content: '🏷️ ';
}

/* ===================================
   Blog Post Page
   =================================== */

.blog-post {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

.blog-post-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--color-border);
}

.blog-post-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.blog-post-meta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    color: var(--color-medium-gray);
    font-size: 1rem;
}

.blog-post-meta span {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* Audience Sections */
.audience-section {
    display: none;
    animation: fadeIn 0.4s ease;
}

.audience-section.active {
    display: block;
}

.audience-section h3 {
    color: var(--color-primary);
    font-size: 1.75rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.audience-section h4 {
    color: var(--color-secondary);
    font-size: 1.25rem;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.audience-section p {
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    color: var(--color-charcoal);
}

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

.audience-section li {
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.audience-section blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    font-style: italic;
    color: var(--color-medium-gray);
}

/* Call-out Boxes */
.blog-callout {
    background-color: var(--color-light-gray);
    border-left: 4px solid var(--color-accent);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    border-radius: var(--border-radius);
}

.blog-callout.tip {
    border-left-color: var(--color-secondary);
}

.blog-callout.warning {
    border-left-color: var(--color-primary);
    background-color: #fff3cd;
}

/* Sources Section */
.blog-sources {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 2px solid var(--color-border);
}

.blog-sources h3 {
    color: var(--color-charcoal);
    margin-bottom: var(--spacing-md);
}

.blog-sources ol {
    list-style-position: inside;
    margin-left: 0;
}

.blog-sources li {
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
}

.blog-sources a {
    color: var(--color-primary);
    word-break: break-all;
}

.blog-sources a:hover {
    text-decoration: underline;
}

/* Share Buttons */
.blog-share {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.blog-share-label {
    font-weight: 600;
    color: var(--color-charcoal);
    margin-right: var(--spacing-sm);
}

/* Related Posts */
.related-posts {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: var(--color-light-gray);
    border-radius: var(--border-radius-large);
}

.related-posts h3 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

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

.related-post-card {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    transition: transform var(--transition-fast);
}

.related-post-card:hover {
    transform: translateY(-4px);
}

.related-post-card h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.related-post-card h4 a {
    color: var(--color-charcoal);
}

.related-post-card h4 a:hover {
    color: var(--color-primary);
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .filter-buttons {
        flex-direction: column;
    }
    
    .audience-btn {
        width: 100%;
    }
    
    .blog-post-meta {
        flex-direction: column;
        align-items: center;
    }
    
    .related-posts-grid {
        grid-template-columns: 1fr;
    }
}

/* ===================================
   Print Styles for Blog Posts
   =================================== */

@media print {
    .navbar, .footer, .blog-share, .related-posts, .audience-filter {
        display: none;
    }
    
    .blog-post {
        max-width: 100%;
    }
    
    .audience-section {
        display: block !important;
    }
}