/* 文章详情页样式 */

/* 导航链接样式修正 */
.logo-link {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.nav-link.active {
    color: var(--primary-color);
}

.nav-link.active::after {
    width: 100%;
}

/* 面包屑导航 */
.breadcrumb {
    padding: 2rem 0 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.breadcrumb-separator {
    margin: 0 0.5rem;
    color: rgba(255, 255, 255, 0.3);
}

[data-theme="light"] .breadcrumb-separator {
    color: rgba(0, 0, 0, 0.3);
}

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

/* 文章头部 */
.article-header {
    padding: 6rem 0 4rem;
    background: linear-gradient(
        135deg,
        rgba(10, 10, 15, 0.95) 0%,
        rgba(20, 20, 30, 0.9) 100%
    );
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .article-header {
    background: linear-gradient(
        135deg,
        rgba(248, 249, 250, 0.95) 0%,
        rgba(255, 255, 255, 0.9) 100%
    );
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.article-hero {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.article-meta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.category {
    background: var(--gradient-accent);
    color: white;
    padding: 0.4rem 1.2rem;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: 600;
}

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

.article-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 2rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.article-summary {
    font-size: 1.3rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.article-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
}

.avatar-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

.avatar-placeholder::after {
    content: '探';
}

.author-info {
    text-align: left;
}

.author-name {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
}

.author-role {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* 文章容器布局 */
.article-container {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
    align-items: start;
}

/* 目录导航 */
.article-toc {
    position: sticky;
    top: 120px;
}

.toc-sticky {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 1.5rem;
}

[data-theme="light"] .toc-sticky {
    background: rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.toc-sticky h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 0.5rem;
}

[data-theme="light"] .toc-sticky h3 {
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

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

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

.toc-nav ul ul {
    margin-left: 1rem;
    margin-top: 0.5rem;
}

.toc-nav ul ul li {
    margin-bottom: 0.3rem;
}

.toc-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    padding: 0.3rem 0;
    display: block;
    border-radius: 5px;
}

.toc-link:hover,
.toc-link.active {
    color: var(--primary-color);
    background: rgba(0, 212, 255, 0.1);
    padding-left: 0.5rem;
}

/* 文章内容 */
.article-content {
    max-width: 800px;
    line-height: 1.8;
}

.article-content h2 {
    font-size: 2.2rem;
    font-weight: 600;
    margin: 3rem 0 1.5rem;
    color: var(--text-primary);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

.article-content h3 {
    font-size: 1.6rem;
    font-weight: 600;
    margin: 2.5rem 0 1rem;
    color: var(--text-primary);
}

.article-content h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 2rem 0 1rem;
    color: var(--text-primary);
}

.article-content p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.article-content ul,
.article-content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
    color: var(--text-secondary);
}

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

/* 高亮框 */
.highlight-box {
    background: rgba(0, 212, 255, 0.1);
    border-left: 4px solid var(--primary-color);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 0 10px 10px 0;
    backdrop-filter: blur(10px);
}

.highlight-box p {
    margin: 0;
    color: var(--text-primary);
}

/* 代码块 */
.code-block-wrapper {
    margin: 2rem 0;
    border-radius: 10px;
    overflow: hidden;
    background: #2d3748;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .code-block-wrapper {
    background: #f8f9fa;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.code-block-header {
    background: #1a202c;
    padding: 0.8rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .code-block-header {
    background: #e9ecef;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.filename {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-family: 'Monaco', 'Menlo', monospace;
}

[data-theme="light"] .filename {
    color: #495057;
}

.copy-btn {
    background: var(--gradient-accent);
    color: white;
    border: none;
    padding: 0.4rem 0.8rem;
    border-radius: 5px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.copy-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.article-content pre {
    margin: 0;
    padding: 1.5rem;
    overflow-x: auto;
    background: transparent;
}

.article-content pre code {
    background: transparent;
    color: #e2e8f0;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

[data-theme="light"] .article-content pre code {
    color: #212529;
}

.article-content code {
    background: rgba(255, 255, 255, 0.1);
    color: var(--primary-color);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.9rem;
}

[data-theme="light"] .article-content code {
    background: rgba(0, 0, 0, 0.08);
    color: #0066cc;
}

/* 工具网格 */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.tool-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

[data-theme="light"] .tool-card {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.12);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.tool-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
}

.tool-card h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.tool-card p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* 关键要点 */
.key-points {
    background: rgba(255, 107, 157, 0.1);
    border-left: 4px solid var(--secondary-color);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 0 10px 10px 0;
}

.key-points h4 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.key-points ul {
    margin: 0;
    padding-left: 1.5rem;
}

.key-points li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

/* 文章操作 */
.article-actions {
    margin: 3rem 0;
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .article-actions {
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.article-tags {
    margin-bottom: 1.5rem;
}

.tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

[data-theme="light"] .tag {
    background: rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 0, 0, 0.15);
    color: var(--text-primary);
    font-weight: 500;
}

.tag:hover {
    background: var(--gradient-accent);
    color: white;
    border-color: transparent;
}

.article-share {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.article-share span {
    color: var(--text-secondary);
    font-weight: 500;
}

.share-btn {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

[data-theme="light"] .share-btn {
    background: rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 0, 0, 0.15);
    color: var(--text-primary);
    font-weight: 500;
}

.share-btn:hover {
    background: var(--gradient-secondary);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
}

/* 评论系统 */
.comments-section {
    margin: 4rem 0;
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .comments-section {
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.comments-section h3 {
    color: var(--text-primary);
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.comment-form {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 2rem;
    margin-bottom: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .comment-form {
    background: rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.comment-form-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.comment-form input {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    padding: 0.8rem 1rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

[data-theme="light"] .comment-form input {
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.15);
}

.comment-form input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.2);
}

.comment-form input::placeholder {
    color: var(--text-secondary);
}

.comment-form textarea {
    width: 100%;
    min-height: 120px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    padding: 1rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    line-height: 1.6;
    resize: vertical;
    font-family: inherit;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

[data-theme="light"] .comment-form textarea {
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.15);
}

.comment-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.2);
}

.comment-form textarea::placeholder {
    color: var(--text-secondary);
}

.comment-form-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.comment-emoji {
    display: flex;
    gap: 0.5rem;
}

.emoji-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

[data-theme="light"] .emoji-btn {
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.15);
}

.emoji-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

[data-theme="light"] .emoji-btn:hover {
    background: rgba(0, 0, 0, 0.1);
}

.comment-submit {
    background: var(--gradient-accent);
    color: white;
    border: none;
    border-radius: 10px;
    padding: 0.8rem 2rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.comment-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.3);
}

.comment-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.comment-item {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.3s ease;
}

.comment-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
}

.comment-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.comment-author {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.comment-avatar {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: var(--gradient-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
}

.comment-author-info {
    display: flex;
    flex-direction: column;
}

.comment-author-name {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.9rem;
}

.comment-date {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.comment-actions {
    display: flex;
    gap: 0.5rem;
}

.comment-like,
.comment-reply {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    font-size: 0.8rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.comment-like:hover,
.comment-reply:hover {
    color: var(--primary-color);
    background: rgba(255, 255, 255, 0.1);
}

.comment-like.liked {
    color: var(--secondary-color);
}

.comment-content {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.comment-replies {
    margin-top: 1rem;
    padding-left: 2rem;
    border-left: 2px solid rgba(255, 255, 255, 0.1);
}

.comment-reply-form {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    padding: 1rem;
    margin-top: 1rem;
    display: none;
}

.comment-reply-form.active {
    display: block;
}

.comment-reply-form textarea {
    width: 100%;
    min-height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    padding: 0.8rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    resize: vertical;
    font-family: inherit;
    margin-bottom: 1rem;
}

.comment-reply-form textarea::placeholder {
    color: var(--text-secondary);
}

.comment-reply-actions {
    display: flex;
    gap: 0.8rem;
    justify-content: flex-end;
}

.reply-submit,
.reply-cancel {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.reply-submit {
    background: var(--gradient-accent);
    color: white;
    border: none;
}

.reply-cancel {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.reply-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 10px rgba(0, 212, 255, 0.3);
}

.reply-cancel:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.15);
}

.load-more-comments {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    padding: 1rem 2rem;
    margin: 2rem auto 0;
    display: block;
    cursor: pointer;
    transition: all 0.3s ease;
}

.load-more-comments:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.15);
}

.comment-empty {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.comment-empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* 作者卡片 */
.author-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 2rem;
    margin: 3rem 0;
    display: flex;
    gap: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .author-card {
    background: rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.author-avatar-large {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.author-avatar-large .avatar-placeholder {
    font-size: 2rem;
}

.author-details h3 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.author-bio {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.author-social {
    display: flex;
    gap: 1rem;
}

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

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

/* 相关文章 */
.related-articles {
    background: rgba(5, 5, 10, 0.8);
    padding: 4rem 0;
    margin-top: 4rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .related-articles {
    background: rgba(248, 249, 250, 0.8);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.related-articles h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.related-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

[data-theme="light"] .related-card {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.related-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] .related-card:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.related-image {
    height: 150px;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.related-content {
    padding: 1.5rem;
}

.related-category {
    background: var(--gradient-accent);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 600;
}

.related-card h3 {
    font-size: 1.2rem;
    margin: 1rem 0 0.5rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.related-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.related-card time {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .article-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .article-toc {
        position: static;
        order: -1;
    }
    
    .toc-sticky {
        display: flex;
        overflow-x: auto;
        padding: 1rem;
    }
    
    .toc-nav ul {
        display: flex;
        gap: 1rem;
        white-space: nowrap;
    }
    
    .toc-nav ul ul {
        display: none;
    }
}

@media (max-width: 768px) {
    .article-title {
        font-size: 2.5rem;
    }
    
    .article-summary {
        font-size: 1.1rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .article-container {
        padding: 2rem 1rem;
    }
    
    .author-card {
        flex-direction: column;
        text-align: center;
    }
    
    .related-grid {
        grid-template-columns: 1fr;
    }
    
    .tool-grid {
        grid-template-columns: 1fr;
    }
    
    .article-share {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .article-title {
        font-size: 2rem;
    }
    
    .article-content h2 {
        font-size: 1.8rem;
    }
    
    .article-content h3 {
        font-size: 1.4rem;
    }
    
    .breadcrumb {
        font-size: 0.8rem;
    }
    
    .code-block-header {
        padding: 0.6rem 1rem;
    }
    
    .filename {
        font-size: 0.8rem;
    }
}