/* ============================================
   NFDGames Blog Styles
   ============================================ */

/* Blog-specific background */
.bg-gradient {
    background: none;
}

/* ── Blog Index Page ── */

.blog-hero {
    text-align: center;
    padding: 8rem var(--space-xl) var(--space-2xl);
    max-width: 800px;
    margin: 0 auto;
}

.blog-hero h1 {
    font-size: clamp(2.5rem, 7vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-md);
}

.blog-hero h1 .gradient {
    color: var(--accent-glow);
}

.blog-hero .hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto;
}

/* Search & Filter Controls */
.blog-controls {
    max-width: 900px;
    margin: 0 auto var(--space-2xl);
    padding: 0 var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.blog-search {
    width: 100%;
    padding: 0.85rem var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-family: 'Sora', sans-serif;
    font-size: 0.95rem;
    outline: none;
    transition: border-color var(--transition-fast);
}

.blog-search::placeholder {
    color: var(--text-muted);
}

.blog-search:focus {
    border-color: var(--accent);
}

.blog-filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: center;
}

.filter-tag {
    padding: 0.45rem 1rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    font-family: 'Sora', sans-serif;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.filter-tag.active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--text-primary);
}

/* Blog Card Grid */
.blog-grid {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--space-xl) var(--space-3xl);
    display: grid;
    gap: var(--space-lg);
}

.blog-card {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl) var(--space-xl) var(--space-lg);
    text-decoration: none;
    color: var(--text-primary);
    transition: all var(--transition-normal);
}

.blog-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.blog-card-tag {
    display: inline-block;
    padding: 0.2rem 0.65rem;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.blog-card-tag.tutorial { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.blog-card-tag.guide { background: rgba(124, 58, 237, 0.15); color: #a78bfa; }
.blog-card-tag.comparison { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.blog-card-tag.tips { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.blog-card-tag.news { background: rgba(239, 68, 68, 0.15); color: #f87171; }

.blog-card-date {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.blog-card h2 {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.35;
    margin-bottom: var(--space-sm);
}

.blog-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.blog-card-read {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--accent-glow);
    font-size: 0.85rem;
    font-weight: 500;
    transition: gap var(--transition-fast);
}

.blog-card:hover .blog-card-read {
    gap: 0.7rem;
}

/* ── Blog Post Page ── */

/* Post Hero */
.blog-post-hero {
    max-width: 760px;
    margin: 0 auto;
    padding: 7rem var(--space-xl) var(--space-2xl);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

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

.breadcrumb a:hover {
    color: var(--accent-glow);
}

.breadcrumb .current {
    color: var(--text-muted);
}

.blog-post-hero h1 {
    font-size: clamp(1.8rem, 5vw, 2.6rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.blog-post-meta {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.blog-post-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.blog-post-meta svg {
    opacity: 0.6;
}

.author {
    font-weight: 500;
}

.read-time {
    color: var(--text-muted);
}

/* Post Content */
.blog-post-content {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 var(--space-xl) var(--space-3xl);
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.blog-post-content h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: var(--space-3xl) 0 var(--space-lg);
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.blog-post-content h2:first-of-type {
    margin-top: var(--space-2xl);
}

.blog-post-content h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: var(--space-2xl) 0 var(--space-md);
    line-height: 1.35;
}

.blog-post-content p {
    margin-bottom: var(--space-lg);
}

.blog-post-content a {
    color: var(--accent-glow);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: rgba(139, 92, 246, 0.35);
    transition: text-decoration-color var(--transition-fast);
}

.blog-post-content a:hover {
    text-decoration-color: var(--accent-glow);
}

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

.blog-post-content ul,
.blog-post-content ol {
    margin-bottom: var(--space-lg);
    padding-left: 1.5rem;
}

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

.blog-post-content li::marker {
    color: var(--accent-glow);
}

.blog-post-content code {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    padding: 0.15rem 0.45rem;
    border-radius: var(--radius-sm);
    font-family: 'Space Mono', monospace;
    font-size: 0.88em;
    color: #e2e8f0;
}

.blog-post-content pre {
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.blog-post-content pre code {
    background: none;
    border: none;
    padding: 0;
    font-size: 0.85rem;
    line-height: 1.7;
}

.blog-post-content blockquote {
    border-left: 3px solid var(--accent);
    padding: var(--space-md) var(--space-lg);
    margin: var(--space-lg) 0;
    background: rgba(124, 58, 237, 0.06);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--text-secondary);
    font-style: italic;
}

.blog-post-content blockquote p:last-child {
    margin-bottom: 0;
}

.blog-post-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    margin: var(--space-lg) 0;
}

/* Table of Contents */
.toc {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.toc::before {
    content: 'In this article';
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
}

.toc ol {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: toc-counter;
}

.toc ol li {
    counter-increment: toc-counter;
    margin-bottom: 0.4rem;
}

.toc ol li::before {
    content: counter(toc-counter) ".";
    color: var(--accent-glow);
    font-weight: 600;
    font-size: 0.85rem;
    margin-right: 0.5rem;
}

.toc ol li a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.92rem;
    transition: color var(--transition-fast);
}

.toc ol li a:hover {
    color: var(--accent-glow);
}

/* Callout Boxes */
.callout {
    border-radius: var(--radius-lg);
    padding: var(--space-lg) var(--space-xl);
    margin: var(--space-xl) 0;
    border: 1px solid;
}

.callout p:last-child {
    margin-bottom: 0;
}

.callout-title {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.callout-title::before {
    font-size: 1rem;
}

.callout-tip {
    background: rgba(16, 185, 129, 0.06);
    border-color: rgba(16, 185, 129, 0.2);
}

.callout-tip .callout-title {
    color: #34d399;
}

.callout-tip .callout-title::before {
    content: '💡';
}

.callout-warning {
    background: rgba(245, 158, 11, 0.06);
    border-color: rgba(245, 158, 11, 0.2);
}

.callout-warning .callout-title {
    color: #fbbf24;
}

.callout-warning .callout-title::before {
    content: '⚠️';
}

.callout-info {
    background: rgba(59, 130, 246, 0.06);
    border-color: rgba(59, 130, 246, 0.2);
}

.callout-info .callout-title {
    color: #60a5fa;
}

.callout-info .callout-title::before {
    content: 'ℹ️';
}

/* Blog CTA */
.blog-cta {
    text-align: center;
    padding: var(--space-2xl) var(--space-xl);
    margin: var(--space-3xl) 0 var(--space-xl);
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(139, 92, 246, 0.05));
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--radius-xl);
}

.blog-cta h3 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--space-sm);
}

.blog-cta p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--space-lg);
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

.blog-cta .btn {
    font-size: 0.95rem;
}

.blog-post-content .blog-cta .btn-primary {
    color: var(--text-primary);
    text-decoration: none;
}

/* Related Posts */
.related-posts {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 var(--space-xl) var(--space-3xl);
}

.related-posts h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-md);
}

.related-card {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.related-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.related-card h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    line-height: 1.35;
}

.related-card p {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ── Tables (for comparison posts) ── */

.blog-post-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-xl) 0;
    font-size: 0.9rem;
}

.blog-post-content th {
    text-align: left;
    padding: 0.75rem 1rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.blog-post-content td {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.blog-post-content tr:nth-child(even) td {
    background: rgba(22, 33, 62, 0.4);
}

/* Empty State */
.blog-empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--space-3xl) var(--space-xl);
}

.blog-empty-state p {
    color: var(--text-muted);
    font-size: 1.05rem;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 101;
}

.mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ── Responsive ── */

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .blog-hero {
        padding: 6rem var(--space-lg) var(--space-xl);
    }

    .blog-hero h1 {
        font-size: 2.2rem;
    }

    .blog-controls {
        padding: 0 var(--space-lg);
    }

    .blog-grid {
        padding: 0 var(--space-lg) var(--space-2xl);
    }

    .blog-card {
        padding: var(--space-lg);
    }

    .blog-card h2 {
        font-size: 1.1rem;
    }

    .blog-post-hero {
        padding: 5.5rem var(--space-lg) var(--space-lg);
    }

    .blog-post-hero h1 {
        font-size: 1.6rem;
    }

    .blog-post-meta {
        gap: var(--space-md);
    }

    .blog-post-content {
        padding: 0 var(--space-lg) var(--space-2xl);
        font-size: 1rem;
    }

    .blog-post-content h2 {
        font-size: 1.35rem;
        margin-top: var(--space-2xl);
    }

    .blog-post-content h3 {
        font-size: 1.1rem;
    }

    .toc {
        padding: var(--space-lg);
    }

    .callout {
        padding: var(--space-md) var(--space-lg);
    }

    .blog-cta {
        padding: var(--space-xl) var(--space-lg);
    }

    .related-posts {
        padding: 0 var(--space-lg) var(--space-2xl);
    }

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

    .blog-post-content table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}

@media (max-width: 480px) {
    .blog-post-hero h1 {
        font-size: 1.4rem;
    }

    .blog-post-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }

    .blog-card-meta {
        flex-wrap: wrap;
    }
}