/* Blog Page Styles */

/* Blog Header */
.blog-header {
    padding: 160px 0 80px;
    background: var(--bg);
    position: relative;
    overflow: hidden;
}

.blog-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(249, 115, 22, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.blog-header-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.blog-title {
    font-size: 52px;
    font-weight: 800;
    margin: 20px 0 16px;
    color: var(--text);
    letter-spacing: -0.03em;
}

.blog-subtitle {
    font-size: 18px;
    color: var(--text-light);
    max-width: 500px;
    margin: 0 auto;
}

/* Featured Post */
.blog-featured {
    padding: 0 0 80px;
    background: var(--bg);
}

.featured-post {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 48px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
}

.featured-image {
    position: relative;
    min-height: 400px;
    display: block;
}

.featured-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
    color: var(--text-muted);
}

.post-category {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 6px 14px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: white;
}

.featured-content {
    padding: 48px 48px 48px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.post-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 16px;
    font-size: 13px;
    color: var(--text-muted);
}

.post-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.post-meta i {
    font-size: 12px;
}

.featured-content h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.3;
}

.featured-content h2 a {
    color: var(--text);
    text-decoration: none;
    transition: color 0.2s;
}

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

.featured-content p {
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.featured-content .btn-ghost {
    align-self: flex-start;
}

.featured-content .btn-ghost i {
    transition: transform 0.2s;
}

.featured-content .btn-ghost:hover i {
    transform: translateX(4px);
}

/* Blog Posts Grid */
.blog-posts {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.blog-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-light);
}

.blog-card-image {
    position: relative;
    display: block;
    height: 200px;
}

.blog-card-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: var(--text-muted);
}

.blog-card-content {
    padding: 24px;
}

.blog-card-content h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
}

.blog-card-content h3 a {
    color: var(--text);
    text-decoration: none;
    transition: color 0.2s;
}

.blog-card-content h3 a:hover {
    color: var(--primary-light);
}

.blog-card-content p {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
}

/* Load More */
.blog-load-more {
    text-align: center;
    margin-top: 48px;
}

/* Newsletter Section */
.blog-newsletter {
    padding: 80px 0;
    background: var(--bg);
}

.newsletter-card {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(249, 115, 22, 0.05));
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 20px;
    padding: 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
}

.newsletter-content {
    display: flex;
    align-items: center;
    gap: 24px;
}

.newsletter-icon {
    font-size: 32px;
    color: var(--primary-light);
}

.newsletter-content h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
}

.newsletter-content p {
    color: var(--text-light);
    font-size: 14px;
}

.newsletter-form {
    display: flex;
    gap: 12px;
}

.newsletter-form input {
    padding: 14px 18px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg-tertiary);
    color: var(--text);
    font-size: 14px;
    width: 280px;
    transition: all 0.2s;
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.newsletter-form input::placeholder {
    color: var(--text-muted);
}

/* Active nav link */
.nav-center a.active {
    color: var(--text);
    background: var(--bg-tertiary);
}

/* Blog Post Page Styles */
.blog-post-header {
    padding: 160px 0 48px;
    background: var(--bg);
}

.blog-post-header .container {
    max-width: 800px;
}

.blog-post-meta {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.blog-post-title {
    font-size: 42px;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.blog-post-excerpt {
    font-size: 20px;
    color: var(--text-light);
    line-height: 1.6;
}

.blog-post-content {
    padding: 64px 0;
    background: var(--bg-secondary);
}

.blog-post-content .container {
    max-width: 800px;
}

.blog-post-content article {
    color: var(--text-light);
    font-size: 17px;
    line-height: 1.8;
}

.blog-post-content h2 {
    color: var(--text);
    font-size: 28px;
    font-weight: 700;
    margin: 48px 0 20px;
}

.blog-post-content h3 {
    color: var(--text);
    font-size: 22px;
    font-weight: 600;
    margin: 36px 0 16px;
}

.blog-post-content p {
    margin-bottom: 24px;
}

.blog-post-content ul,
.blog-post-content ol {
    margin-bottom: 24px;
    padding-left: 24px;
}

.blog-post-content li {
    margin-bottom: 12px;
}

.blog-post-content code {
    background: var(--bg-tertiary);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: 'Monaco', monospace;
    font-size: 15px;
}

.blog-post-content pre {
    background: var(--bg-tertiary);
    padding: 24px;
    border-radius: 12px;
    overflow-x: auto;
    margin-bottom: 24px;
}

.blog-post-content pre code {
    padding: 0;
    background: none;
}

.blog-post-content blockquote {
    border-left: 4px solid var(--primary);
    padding-left: 24px;
    margin: 32px 0;
    font-style: italic;
    color: var(--text);
}

.blog-post-content img {
    max-width: 100%;
    border-radius: 12px;
    margin: 32px 0;
}

.blog-post-content a {
    color: var(--primary-light);
    text-decoration: underline;
}

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

/* Author Box */
.author-box {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 32px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-top: 64px;
}

.author-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.author-info h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
}

.author-info p {
    font-size: 14px;
    color: var(--text-muted);
    margin: 0;
}

/* Related Posts */
.related-posts {
    padding: 80px 0;
    background: var(--bg);
}

.related-posts h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 32px;
    text-align: center;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* Responsive */
@media (max-width: 968px) {
    .blog-title {
        font-size: 40px;
    }

    .featured-post {
        grid-template-columns: 1fr;
    }

    .featured-image {
        min-height: 250px;
    }

    .featured-content {
        padding: 32px;
    }

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

    .newsletter-card {
        flex-direction: column;
        text-align: center;
    }

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

    .newsletter-form {
        width: 100%;
        flex-direction: column;
    }

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

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

    .blog-post-title {
        font-size: 32px;
    }
}

@media (max-width: 640px) {
    .blog-title {
        font-size: 32px;
    }

    .featured-content h2 {
        font-size: 22px;
    }

    .author-box {
        flex-direction: column;
        text-align: center;
    }
}