/* 포스트 페이지 전용 스타일 - styles.css에 추가하거나 별도 파일로 사용 */

/* Content Wrapper for Post Pages */
.content-wrapper {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 3rem;
    align-items: start;
}

@media (max-width: 968px) {
    .content-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .post-sidebar {
        order: -1;
    }
}

/* Navigation Back Link */
.back-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    margin-right: 1rem;
    transition: color 0.3s ease;
}

.back-link:hover {
    color: var(--link-color);
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Blog Post Layout */
.blog-post {
    max-width: none;
    width: 100%;
}

/* Post Header */
.post-header {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.post-title {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.post-date {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.post-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* Post Content */
.post-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color);
}

.post-content h2 {
    font-size: 1.8rem;
    font-weight: 600;
    margin: 2.5rem 0 1rem 0;
    color: var(--text-color);
    line-height: 1.3;
}

.post-content h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin: 2rem 0 0.8rem 0;
    color: var(--text-color);
}

.post-content h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 1.5rem 0 0.5rem 0;
    color: var(--text-color);
}

.post-content p {
    margin-bottom: 1.5rem;
}

.post-intro {
    font-size: 1.2rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--card-bg);
    border-left: 4px solid var(--link-color);
    border-radius: 0 8px 8px 0;
}

/* Lists */
.post-content ul,
.post-content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.post-content li {
    margin-bottom: 0.5rem;
}

/* Blockquotes */
.post-content blockquote {
    margin: 2rem 0;
    padding: 1.5rem 2rem;
    background: var(--card-bg);
    border-left: 4px solid var(--link-color);
    border-radius: 0 8px 8px 0;
    font-style: italic;
}

.post-content blockquote p {
    margin-bottom: 0;
    color: var(--text-secondary);
}

/* Code Styles */
.post-content code {
    background: var(--card-bg);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9em;
    color: var(--link-color);
    border: 1px solid var(--border-color);
}

.post-content pre {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 2rem 0;
    border: 1px solid var(--border-color);
}

.post-content pre code {
    background: none;
    padding: 0;
    border: none;
    color: var(--text-color);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Images and Figures */
.post-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 2rem 0;
}

.post-image {
    margin: 2.5rem 0;
    text-align: center;
}

.post-image img {
    border-radius: 8px;
    box-shadow: 0 4px 20px var(--shadow);
    margin-bottom: 1rem;
}

.post-image figcaption {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* Links in Content */
.post-content a {
    color: var(--link-color);
    text-decoration: underline;
    text-decoration-color: transparent;
    transition: all 0.3s ease;
}

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

/* Post Footer */
.post-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

/* Post Navigation */
.post-navigation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.prev-post,
.next-post {
    display: block;
    padding: 1.5rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.prev-post:hover,
.next-post:hover {
    background: var(--bg-color);
    border-color: var(--link-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--shadow);
}

.next-post {
    text-align: right;
}

.nav-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-title {
    display: block;
    font-weight: 600;
    color: var(--text-color);
    line-height: 1.3;
}

/* Post Sidebar */
.post-sidebar {
    position: sticky;
    top: 100px;
}

.related-posts {
    list-style: none;
}

.related-posts li {
    margin-bottom: 0.8rem;
}

.related-posts a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.related-posts a:hover {
    color: var(--link-color);
}

/* Table of Contents (선택적) */
.toc {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.toc h3 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

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

.toc li {
    margin-bottom: 0.5rem;
}

.toc a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.toc a:hover {
    color: var(--link-color);
}

/* Responsive Design for Posts */
@media (max-width: 968px) {
    main .container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .post-sidebar {
        position: static;
        order: -1;
    }
    
    .post-title {
        font-size: 2rem;
    }
    
    .post-content {
        font-size: 1rem;
    }
    
    .post-navigation {
        grid-template-columns: 1fr;
    }
    
    .next-post {
        text-align: left;
    }
}

@media (max-width: 768px) {
    .nav-controls {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-end;
    }
    
    .back-link {
        margin-right: 0;
        font-size: 0.8rem;
    }
    
    .post-title {
        font-size: 1.8rem;
    }
    
    .post-meta {
        gap: 1rem;
    }
    
    .post-intro {
        padding: 1rem;
        font-size: 1.1rem;
    }
    
    .post-content h2 {
        font-size: 1.5rem;
    }
    
    .post-content h3 {
        font-size: 1.3rem;
    }
}

@media (max-width: 480px) {
    .post-title {
        font-size: 1.5rem;
    }
    
    .post-content {
        font-size: 0.95rem;
    }
    
    .post-content pre {
        padding: 1rem;
        font-size: 0.8rem;
    }
    
    .prev-post,
    .next-post {
        padding: 1rem;
    }
}