/* Blog Hero Overlay (Optional specific styling) */
.blog-hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
    padding: 6rem 1rem;
    text-align: center;
    border-bottom: 5px solid var(--accent-primary);
}

/* Base Container */
.blog-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 4rem 1.5rem;
}

/* Layout for Index Page */
.blog-layout {
    display: grid;
    grid-template-columns: 2.5fr 1fr;
    gap: 4rem;
}

@media (max-width: 900px) {
    .blog-layout {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

/* --- Blog Cards / Grid --- */
.blog-main {
    display: flex;
    flex-direction: column;
}

.empty-blog {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px dashed var(--border-color);
}

.empty-blog .empty-icon {
    font-size: 3rem;
    opacity: 0.3;
    margin-bottom: 1rem;
}

.empty-blog h3 {
    margin-bottom: 0.5rem;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2.5rem;
}

@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
}

.blog-card {
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.blog-card-img-link {
    display: block;
    height: 200px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
}

.blog-card-img-link img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-img-link img {
    transform: scale(1.05);
}

.blog-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-muted);
    letter-spacing: 2px;
}

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

.blog-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    font-size: 0.85rem;
}

.blog-card-header time {
    color: var(--text-muted);
}

.blog-category-badge {
    background: rgba(30, 64, 175, 0.1);
    color: var(--accent-primary);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    transition: background var(--transition-fast);
}

.blog-category-badge:hover {
    background: rgba(30, 64, 175, 0.2);
}

.blog-card-title {
    font-size: 1.25rem;
    line-height: 1.4;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.blog-card-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.blog-card-title a:hover {
    color: var(--accent-primary);
}

.blog-card-excerpt {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.blog-read-more {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: color var(--transition-fast);
}

.blog-read-more:hover {
    color: var(--accent-hover);
}

/* --- Sidebar --- */
.sidebar-widget {
    margin-bottom: 2.5rem;
}

.sidebar-widget.bg-widget {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.widget-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
    color: var(--text-primary);
}

.widget-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.widget-list li {
    margin-bottom: 0.5rem;
}

.widget-list a {
    display: block;
    padding: 0.5rem 0.75rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.widget-list a:hover {
    background: var(--bg-secondary);
    color: var(--accent-primary);
    padding-left: 1rem;
}

.widget-list a.active {
    background: var(--accent-primary);
    color: white;
    font-weight: 500;
}


/* --- Blog Detail Page --- */

.blog-detail-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 1.5rem;
}

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

.blog-detail-title {
    font-size: 2.5rem;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.blog-detail-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.blog-meta-category {
    color: var(--accent-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog-meta-divider {
    color: var(--border-color);
}

.blog-detail-image {
    width: 100%;
    margin-bottom: 3rem;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

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

/* Rich Text Formatting for Blog Content */
.rich-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.rich-text p {
    margin-bottom: 1.5rem;
}

.rich-text h2 {
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.rich-text h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.rich-text ul,
.rich-text ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.rich-text li {
    margin-bottom: 0.5rem;
}

.rich-text blockquote {
    border-left: 4px solid var(--accent-primary);
    margin: 2rem 0;
    padding: 1rem 1.5rem;
    background: var(--bg-secondary);
    font-style: italic;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.rich-text a {
    color: var(--accent-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.rich-text a:hover {
    color: var(--accent-hover);
}

.rich-text img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    margin: 2rem 0;
}

/* Author Card */
.blog-author-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-top: 4rem;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--accent-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    flex-shrink: 0;
}

.author-info h4 {
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
    font-size: 1.2rem;
}

.author-info p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Related Posts */
.related-posts-section {
    background: var(--bg-secondary);
    padding: 4rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

.related-container {
    max-width: var(--container-width);
    margin: 0 auto;
}

.related-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
}

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

.related-card {
    display: flex;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    overflow: hidden;
    text-decoration: none;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.related-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.related-img {
    width: 100px;
    background-size: cover;
    background-position: center;
    background-color: var(--bg-tertiary);
    flex-shrink: 0;
}

.related-img.placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: var(--text-muted);
}

.related-content {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.related-content time {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.related-content h3 {
    font-size: 1rem;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.3;
}