/* Blog Post Styles */

/* Header */
.post-header {
    padding: 140px 0 40px;
    background: var(--bg-secondary);
}

.post-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    transition: color var(--transition-fast);
}

.post-back:hover {
    color: var(--accent-primary);
}

.post-header .post-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.post-date,
.post-read-time {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.post-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
    max-width: 900px;
}

.post-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 700px;
}

/* Hero Image */
.post-hero {
    padding: 40px 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.post-hero-image {
    aspect-ratio: 21/9;
    max-height: 480px;
    background: var(--bg-card);
    border-radius: 20px;
    overflow: hidden;
}

.post-hero-image .blog-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-card));
    font-size: 6rem;
}

/* Post Content */
.post-content {
    padding: 80px 0;
}

.post-body {
    max-width: 720px;
    margin: 0 auto;
}

.post-lead {
    font-size: 1.3rem;
    line-height: 1.7;
    color: var(--text-primary);
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--border-color);
}

.post-body h2 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    margin-top: 56px;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.post-body h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    margin-top: 40px;
    margin-bottom: 16px;
}

.post-body p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

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

.post-body p a:hover {
    text-decoration: none;
}

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

.post-body li {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.post-body li strong {
    color: var(--text-primary);
}

/* Code Block */
.code-block {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    margin: 32px 0;
}

.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.code-lang {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.code-block pre {
    padding: 24px;
    overflow-x: auto;
}

.code-block code {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-primary);
}

/* Divider */
.post-divider {
    height: 1px;
    background: var(--border-color);
    margin: 56px 0;
}

/* Author */
.post-author {
    display: flex;
    gap: 20px;
    align-items: center;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
}

.post-author-image {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
}

.post-author-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.post-author-name {
    font-weight: 700;
    font-size: 1.1rem;
}

.post-author-bio {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Related Posts */
.related-posts {
    padding: 80px 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.related-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 32px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.related-card {
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: all var(--transition-base);
}

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

.related-tag {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.related-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.4;
    transition: color var(--transition-fast);
}

.related-card:hover h4 {
    color: var(--accent-primary);
}

/* Responsive */
@media (max-width: 768px) {
    .post-header {
        padding: 120px 0 32px;
    }

    .post-title {
        font-size: 1.75rem;
    }

    .post-subtitle {
        font-size: 1.05rem;
    }

    .post-hero-image .blog-placeholder {
        font-size: 4rem;
    }

    .post-content {
        padding: 48px 0;
    }

    .post-lead {
        font-size: 1.1rem;
    }

    .post-body h2 {
        font-size: 1.4rem;
        margin-top: 40px;
    }

    .post-body p,
    .post-body li {
        font-size: 1rem;
    }

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

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