/* Blog Listing Page */
.blog-listing {
    padding: 48px 0;
}

.blog-hero {
    text-align: center;
    margin-bottom: 2rem;
}

.blog-hero h1 {
    font-family: var(--font-display);
    font-size: 2rem;
    background: linear-gradient(135deg, var(--accent), var(--aurora-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.blog-subtitle {
    color: var(--text-secondary);
    font-size: 1.0625rem;
}

.blog-filters {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 2rem;
}

.blog-filter-btn {
    padding: 6px 16px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.8125rem;
    font-family: var(--font-body);
    cursor: pointer;
    transition: all 0.2s ease;
}

.blog-filter-btn:hover,
.blog-filter-btn.active {
    background: var(--accent);
    color: #0a0e17;
    border-color: var(--accent);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.blog-empty {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-muted);
    padding: 3rem 0;
}

.blog-card {
    background: var(--bg-card);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: 0 8px 30px rgba(0, 212, 170, 0.1);
}

.blog-card-body {
    padding: 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.blog-card-category {
    text-transform: capitalize;
    background: rgba(0, 212, 170, 0.12);
    color: var(--accent);
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.6875rem;
    font-weight: 500;
}

.blog-card h2 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    line-height: 1.3;
}

.blog-card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
    flex: 1;
}

.blog-card-read {
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 0.75rem;
    display: inline-block;
}

.blog-cta {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background: var(--bg-card);
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.blog-cta p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.blog-cta a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

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

/* Article Page */
.article-page {
    max-width: 800px;
    margin: 0 auto;
    padding: 48px 0;
}

.article-page article {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 2.5rem;
    border: 1px solid var(--border-color);
}

.article-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.article-header .article-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem;
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.article-header .article-category {
    text-transform: capitalize;
    background: rgba(0, 212, 170, 0.12);
    color: var(--accent);
    padding: 3px 10px;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 500;
}

.article-header h1 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    line-height: 1.3;
    margin-bottom: 0.75rem;
    background: linear-gradient(135deg, var(--text-primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.article-lead {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    line-height: 1.6;
}

.article-toc {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 2rem;
}

.article-toc h2 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
}

.article-toc ul {
    list-style: none;
    padding: 0;
}

.article-toc li {
    margin-bottom: 6px;
}

.article-toc a {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9375rem;
}

.article-toc a:hover {
    text-decoration: underline;
}

.article-body {
    color: var(--text-primary);
    line-height: 1.8;
    font-size: 1rem;
}

.article-body h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    margin: 2rem 0 0.75rem;
    color: var(--text-primary);
}

.article-body h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 1.5rem 0 0.5rem;
    color: var(--text-primary);
}

.article-body p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.article-body a {
    color: var(--accent);
    text-decoration: none;
}

.article-body a:hover {
    text-decoration: underline;
}

.article-body ul, .article-body ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    color: var(--text-secondary);
}

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

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

.article-footer-cta {
    margin-top: 2rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.08), rgba(0, 136, 255, 0.05));
    border-radius: 12px;
    text-align: center;
    border: 1px solid rgba(0, 212, 170, 0.2);
}

.article-footer-cta p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

.article-footer-cta a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
}

.article-footer-cta a:hover {
    text-decoration: underline;
}

.related-articles {
    margin-top: 2rem;
}

.related-articles h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.related-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.related-link {
    display: block;
    padding: 12px 16px;
    background: var(--bg-card);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    text-decoration: none;
    color: var(--accent);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all 0.2s ease;
}

.related-link:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
}

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

    .article-page article {
        padding: 1.5rem;
    }

    .article-header h1 {
        font-size: 1.5rem;
    }
}

@media (max-width: 640px) {
    .header-nav {
        gap: 16px;
    }

    .header-nav a {
        font-size: 0.8125rem;
    }
}