/* ==================== Blog Specific Styles ==================== */

/* Blog Hero Section */
.blog-hero {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    background: var(--bg-secondary);
    margin-top: 70px;
    text-align: center;
}

.blog-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.blog-hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -2px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
}

.blog-hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 600px;
    margin: 0 auto;
}

/* Blog Filter Section */
.blog-filter-section {
    padding: var(--spacing-md) 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 70px;
    z-index: 100;
}

.blog-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
    justify-content: space-between;
}

/* Search Box - New Flexbox Design */
.search-box {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    max-width: 400px;
    min-width: 250px;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.search-box:hover {
    border-color: var(--text-tertiary);
    background: var(--bg-primary);
}

.search-box:focus-within {
    border-color: var(--text-primary);
    background: var(--bg-primary);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .search-box:focus-within {
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

/* Search Icon */
.search-box .search-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    color: var(--text-tertiary);
    transition: color var(--transition-base);
}

.search-box:focus-within .search-icon {
    color: var(--text-primary);
}

/* Search Input */
.search-box input {
    flex: 1;
    min-width: 0;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    outline: none;
}

.search-box input::placeholder {
    color: var(--text-tertiary);
}

.search-box:focus-within input::placeholder {
    color: var(--text-secondary);
}

/* Keyboard Shortcut Hint */
.search-box .keyboard-hint {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    opacity: 0.6;
    transition: opacity var(--transition-base);
}

.search-box:focus-within .keyboard-hint,
.search-box.has-value .keyboard-hint {
    opacity: 0;
    visibility: hidden;
    width: 0;
    overflow: hidden;
}

.search-box .keyboard-hint kbd {
    font-family: var(--font-primary);
    font-size: 11px;
    font-weight: 500;
    padding: 3px 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-tertiary);
}

/* Clear Button */
.search-box .clear-search {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: none;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-base);
}

.search-box.has-value .clear-search {
    display: flex;
}

.search-box .clear-search i {
    width: 14px;
    height: 14px;
    color: var(--text-secondary);
}

.search-box .clear-search:hover {
    background: var(--text-primary);
}

.search-box .clear-search:hover i {
    color: var(--bg-primary);
}

.category-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 50px;
    background: transparent;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    font-family: var(--font-primary);
}

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

.filter-btn.active {
    background: var(--gradient);
    color: var(--bg-primary);
    border-color: transparent;
}

.blog-stats {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

.blog-stats span {
    font-weight: 700;
    color: var(--text-primary);
}

/* Blog Grid */
.blog-listing {
    padding: var(--spacing-lg) 0;
    background: var(--bg-primary);
}

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

/* Blog Card */
.blog-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--card-shadow-hover);
    border-color: var(--text-primary);
}

.blog-card-image {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--bg-tertiary);
}

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

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

.blog-card-category {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    padding: 0.35rem 0.75rem;
    background: var(--gradient);
    color: var(--bg-primary);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog-card-content {
    padding: var(--spacing-md);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
}

.blog-card-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.blog-card-meta i {
    width: 14px;
    height: 14px;
}

.blog-card-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.blog-card-title a {
    text-decoration: none;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.blog-card-excerpt {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    display: -webkit-box !important;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    word-break: break-word;
    max-height: calc(1.7em * 3);
}

.blog-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: auto;
    margin-bottom: var(--spacing-md);
}

.blog-tag {
    padding: 0.25rem 0.5rem;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    border-radius: 4px;
    font-weight: 500;
}

.blog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

.read-more-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: all var(--transition-base);
}

.read-more-link i {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-base);
}

.read-more-link:hover {
    gap: 0.75rem;
}

.read-more-link:hover i {
    transform: translateX(4px);
}

/* Load More Button */
.load-more-container {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.load-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.load-more-btn i {
    width: 18px;
    height: 18px;
}

/* No Results */
.no-results {
    text-align: center;
    padding: var(--spacing-xl) 0;
    color: var(--text-tertiary);
}

.no-results i {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.no-results h3 {
    font-size: var(--font-size-xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

/* Newsletter Section */
.newsletter-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-secondary);
}

.newsletter-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.newsletter-text h2 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
}

.newsletter-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 450px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 0.875rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--text-primary);
}

/* ==================== Individual Blog Post Styles ==================== */

/* Blog Post Hero */
.blog-post-hero {
    padding: var(--spacing-xl) 0;
    background: var(--bg-secondary);
    margin-top: 70px;
}

.blog-post-hero-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.blog-post-breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

.blog-post-breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-base);
}

.blog-post-breadcrumb a:hover {
    color: var(--text-primary);
}

.blog-post-breadcrumb i {
    width: 14px;
    height: 14px;
}

.blog-post-category-tag {
    display: inline-block;
    padding: 0.35rem 1rem;
    background: var(--gradient);
    color: var(--bg-primary);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
}

.blog-post-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -1px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
}

.blog-post-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

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

.blog-post-meta-item i {
    width: 16px;
    height: 16px;
}

.blog-post-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.blog-post-author img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.blog-post-author-name {
    font-weight: 600;
    color: var(--text-primary);
}

/* Blog Post Featured Image */
.blog-post-featured-image {
    margin: var(--spacing-lg) auto;
    max-width: 1000px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

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

/* Blog Post Content */
.blog-post-content-section {
    padding: var(--spacing-lg) 0;
    background: var(--bg-primary);
}

.blog-post-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

/* Table of Contents */
.blog-toc {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.blog-toc-title {
    font-size: var(--font-size-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-sm);
}

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

.blog-toc-list li {
    margin-bottom: var(--spacing-xs);
}

.blog-toc-list a {
    display: block;
    padding: 0.5rem 0;
    padding-left: var(--spacing-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    border-left: 2px solid transparent;
    transition: all var(--transition-base);
}

.blog-toc-list a:hover,
.blog-toc-list a.active {
    color: var(--text-primary);
    border-left-color: var(--text-primary);
}

.blog-toc-list .toc-h3 {
    padding-left: calc(var(--spacing-sm) + 1rem);
    font-size: var(--font-size-xs);
}

/* Blog Post Article Content */
.blog-post-article {
    max-width: 800px;
}

.blog-post-article h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    scroll-margin-top: 100px;
}

.blog-post-article h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    scroll-margin-top: 100px;
}

.blog-post-article h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.blog-post-article p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    line-height: 1.8;
}

.blog-post-article ul,
.blog-post-article ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-md);
    color: var(--text-secondary);
}

.blog-post-article li {
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.blog-post-article a {
    color: var(--text-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: opacity var(--transition-base);
}

.blog-post-article a:hover {
    opacity: 0.7;
}

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

.blog-post-article blockquote {
    margin: var(--spacing-md) 0;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-left: 4px solid var(--text-primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.blog-post-article blockquote p {
    margin-bottom: 0;
    font-style: italic;
}

/* Code Blocks */
.blog-post-article pre {
    margin: var(--spacing-md) 0;
    padding: var(--spacing-md);
    background: #1a1a1a;
    border-radius: var(--radius-md);
    overflow-x: auto;
}

[data-theme="dark"] .blog-post-article pre {
    background: #0d0d0d;
    border: 1px solid var(--border-color);
}

.blog-post-article pre code {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: var(--font-size-sm);
    color: #e6e6e6;
    line-height: 1.6;
}

.blog-post-article code {
    padding: 0.2rem 0.5rem;
    background: var(--bg-tertiary);
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9em;
    color: var(--text-primary);
}

.blog-post-article pre code {
    padding: 0;
    background: transparent;
}

/* Images in Blog Post */
.blog-post-article img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: var(--spacing-md) 0;
}

.blog-post-article figure {
    margin: var(--spacing-md) 0;
}

.blog-post-article figcaption {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    margin-top: var(--spacing-sm);
}

/* Key Takeaways Box */
.key-takeaways {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.key-takeaways h3 {
    margin-top: 0;
    font-size: var(--font-size-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.key-takeaways h3 i {
    width: 24px;
    height: 24px;
    color: var(--text-primary);
}

.key-takeaways ul {
    margin-bottom: 0;
}

/* Callout Boxes */
.callout {
    margin: var(--spacing-md) 0;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    display: flex;
    gap: var(--spacing-sm);
}

.callout-icon {
    flex-shrink: 0;
}

.callout-icon i {
    width: 24px;
    height: 24px;
}

.callout-content p {
    margin-bottom: 0;
}

.callout-info {
    background: rgba(59, 130, 246, 0.1);
    border-left: 4px solid #3b82f6;
}

.callout-warning {
    background: rgba(245, 158, 11, 0.1);
    border-left: 4px solid #f59e0b;
}

.callout-tip {
    background: rgba(16, 185, 129, 0.1);
    border-left: 4px solid #10b981;
}

/* Related Posts */
.related-posts-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-secondary);
}

.related-posts-title {
    text-align: center;
    font-size: var(--font-size-2xl);
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-lg);
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

/* Social Share */
.blog-post-share {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.share-title {
    font-size: var(--font-size-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-sm);
}

.share-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.share-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-base);
}

.share-btn:hover {
    background: var(--gradient);
    color: var(--bg-primary);
    border-color: transparent;
    transform: translateY(-3px);
}

.share-btn i {
    width: 18px;
    height: 18px;
}

/* Reading Progress Bar */
.reading-progress {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--bg-tertiary);
    z-index: 999;
}

.reading-progress-bar {
    height: 100%;
    background: var(--gradient);
    width: 0%;
    transition: width 0.1s linear;
}

/* ==================== Responsive Styles ==================== */

@media (max-width: 1024px) {
    .blog-post-layout {
        grid-template-columns: 1fr;
    }

    .blog-toc {
        display: none;
    }
}

@media (max-width: 768px) {
    .blog-hero {
        margin-top: 60px;
    }

    .blog-filter-section {
        top: 60px;
    }

    .blog-filters {
        flex-direction: column;
        align-items: stretch;
    }

    .search-box {
        max-width: 100%;
    }

    .category-filters {
        justify-content: center;
    }

    .blog-grid {
        grid-template-columns: 1fr;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-form input,
    .newsletter-form button {
        width: 100%;
    }

    .blog-post-hero {
        margin-top: 60px;
    }

    .blog-post-meta {
        gap: var(--spacing-sm);
    }

    .related-posts-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .blog-hero-title {
        font-size: 2rem;
    }

    .filter-btn {
        padding: 0.4rem 0.75rem;
        font-size: var(--font-size-xs);
    }

    .blog-card-title {
        font-size: var(--font-size-lg);
    }
}