/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
    font-size: 13px;
}

.breadcrumb-link {
    color: #64748b;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color 0.2s ease;
}

.breadcrumb-link:hover {
    color: #3b82f6;
}

.breadcrumb i {
    font-size: 10px;
    color: #475569;
}

.breadcrumb-current {
    color: #e2e8f0;
    font-weight: 500;
}

/* Content Layout */
.content-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 32px;
}

/* Post Article */
.post-article {
    background: white;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    align-self: start;
    position: relative;
}

/* Post Header */
.post-header {
    padding: 32px 32px 24px;
    border-bottom: 1px solid #eee;
}

.post-meta-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.post-category {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #065f46;
    color: #ffffff;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}

.post-badges {
    display: flex;
    gap: 8px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}

.badge.trending {
    background: #dc2626;
}

.badge.featured {
    background: #d97706;
}

.post-title {
    font-size: 32px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 12px;
}

.post-subtitle {
    font-size: 16px;
    color: #94a3b8;
    line-height: 1.5;
    margin-bottom: 24px;
}

.post-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.author-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid #eee;
}

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

.author-name {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 600;
}

.verified {
    color: #3b82f6;
    font-size: 14px;
}

.pro-badge {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
}

.author-stats {
    font-size: 12px;
    color: #64748b;
    display: flex;
    align-items: center;
    gap: 8px;
}

.post-stats {
    display: flex;
    gap: 20px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: #64748b;
}

.stat-item i {
    font-size: 11px;
}

/* Post Content */
.post-content {
    padding: 32px;
    min-height: 250px;
}

.content-section {
    margin-bottom: 40px;
}

.content-section:last-child {
    margin-bottom: 0;
}


/* Image Container */

/* Stats Grid */

/* Strategy List */

/* Color Palette */

/* Expression List 0f172a */

/* Tools Grid */

/* Conclusion Box */

/* Post Tags */
#overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    z-index: 999;
}

#password-modal {
    display: none;
    position: absolute;
    border:1px solid #ccc; 
    padding:1em;
    left: 50%;
    top: 50%;   
    transform: translate(-50%, -50%);
    background: white;
    padding: 1em;
    z-index: 1000; /* 오버레이보다 위 */
    border-radius: 12px;
}

.password-modal-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    padding-left: 3px;
}

.password-modal-top i {
    border: none;
    color: #ffffff;
    font-size: 16px;
    cursor: pointer;
    padding: 5px 10px;
    background-color: #dc2626;
    border-radius: 5px;
}

#password-modal form {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

#password-modal input {
    padding: 0.5rem;
    border: 1px solid #e2e8f0;
    border-radius: 0.375rem;
    font-size: 1rem;
    width: 150px;
}

#password-modal #delete-button {
    background: #dc2626;

}

#password-modal button {
    background: #3b82f6;
    color: white;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.375rem;
    font-size: 1rem;
    cursor: pointer;
    font-weight: 600;
    width: 100%;
}




/* Post Actions */
.post-actions {
    padding: 24px 32px;
    border-top: 1px solid #eee;
    display: flex;
    align-items: center;
    justify-content: end;
    gap: 10px;
}



.action-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.engagement-btn{
    background: #eee;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
}

.engagement-btn.active {
    color: #ef4444;
    background: #fef2f2;
}

.action-btn {
    background: #eee;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.action-btn:hover {
    background: #475569;
    color: #e2e8f0;
}

.action-btn.active {
    background: #3b82f6;
    color: white;
    border-color: #3b82f6;
}

.action-btn.upvote.active {
    background: #10b981;
    border-color: #10b981;
}

.action-btn.downvote.active {
    background: #ef4444;
    border-color: #ef4444;
}

.action-btn.bookmark.active {
    background: #f59e0b;
    border-color: #f59e0b;
}

.count {
    font-weight: 600;
}


/* Comments Section */
.comments-section {
    padding: 32px;
    border-top: 1px solid #eee;
}

.comments-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.comments-header h3 {
    font-size: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.comment-count {
    background: #eee;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.sort-select {
    background: #eee;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 13px;
}

/* Comment Form */
.comment-form {
    display: flex;
    gap: 12px;
    margin-bottom: 32px;
}

.comment-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid #eee;
    flex-shrink: 0;
}

.comment-input-wrapper {
    flex: 1;
}

.comment-input {
    width: 100%;
    min-height: 60px;
    padding: 12px 16px;
    background: white;
    border: 1px solid #eee;
    border-radius: 8px;
    font-size: 14px;
    resize: vertical;
    font-family: inherit;
    transition: border-color 0.2s ease;
}

.comment-input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.comment-input::placeholder {
    color: #64748b;
}

.comment-form-actions {
    display: none;
    justify-content: end;
    align-items: center;
    margin-top: 12px;
}

.formatting-tools {
    display: flex;
    gap: 4px;
}

.format-btn {
    background: #eee;
    border: 1px solid #475569;
    color: #94a3b8;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.format-btn:hover {
    background: #475569;
    color: #e2e8f0;
}

.submit-actions {
    display: flex;
    gap: 8px;
}

.btn-cancel, .btn-submit {
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-cancel {
    background: transparent;
    border: 1px solid #475569;
    color: #94a3b8;
}

.btn-cancel:hover {
    background: #eee;
}

.btn-submit {
    background: #3b82f6;
    border: 1px solid #3b82f6;
    color: white;
}

.btn-submit:hover {
    background: #2563eb;
}

/* Comments List */
.comments-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.comment-item {
    display: flex;
    gap: 12px;
}

.comment-item.featured {
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    padding: 16px;
    margin: -16px;
}

.comment-item.reply {
    margin-left: 44px;
    padding-left: 20px;
    border-left: 2px solid #eee;
}

.comment-item.author-reply {
    background: rgba(16, 185, 129, 0.05);
    border-left-color: #10b981;
}

.comment-vote {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.vote-btn {
    background: #eee;
    border: 1px solid #475569;
    width: 24px;
    height: 24px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 12px;
}

.vote-btn:hover {
    background: #475569;
}

.vote-btn.upvote.active {
    background: #10b981;
    color: white;
    border-color: #10b981;
}

.vote-btn.downvote.active {
    background: #ef4444;
    color: white;
    border-color: #ef4444;
}

.vote-count {
    font-size: 12px;
    font-weight: 600;
    min-width: 20px;
    text-align: center;
}

.comment-content {
    flex: 1;
}

.comment-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.commenter-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid #eee;
}

.commenter-info {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
}

.commenter-name {
    font-weight: 600;
    font-size: 14px;
}

.commenter-badge {
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 3px;
}

.commenter-badge.verified {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

.commenter-badge.author {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
}

.commenter-badge.pro {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.comment-time {
    color: #64748b;
    font-size: 12px;
    margin-left: auto;
}

.comment-actions {
    display: flex;
    gap: 4px;
    margin-left: auto;
}

.action-btn-small {
    background: transparent;
    border: none;
    color: #64748b;
    width: 24px;
    height: 24px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 12px;
}

.action-btn-small:hover {
    background: #eee;
    color: #94a3b8;
}

.comment-text {
    margin-bottom: 12px;
    line-height: 1.6;
    font-size: 14px;
}

.comment-text strong {
    color: #3b82f6;
    font-weight: 600;
}

.comment-footer {
    display: flex;
    gap: 16px;
}

.reply-btn, .award-btn, .share-btn {
    background: transparent;
    border: none;
    color: #64748b;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: color 0.2s ease;
}

.reply-btn:hover {
    color: #3b82f6;
}

.award-btn:hover {
    color: #f59e0b;
}

.share-btn:hover {
    color: #10b981;
}

/* Load More */
.load-more-container {
    text-align: center;
    margin-top: 24px;
}

.load-more-btn {
    background: #eee;
    border: 1px solid #475569;
    color: #94a3b8;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 auto;
    transition: all 0.2s ease;
}

.load-more-btn:hover {
    background: #475569;
    color: #e2e8f0;
}

/* Sidebar */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sidebar-card {
    background: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    overflow: hidden;
}

.card-header {
    background: #eee;
    padding: 16px 20px;
    border-bottom: 1px solid #475569;
}

.card-header h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.card-content {
    padding: 20px;
}

.sidebar-section {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    overflow: auto;
}

.sidebar-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-size: 16px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 16px;

}

.publish-time {
    display: flex;
    align-items: center;
    gap: 4px;
    color: #6b7280;
    font-size: 14px;
}

.trending-list {
    display: flex
;
    flex-direction: column;
    gap: 12px;
}

.trending-item {
    display: flex
;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
}

.rank {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    display: flex
;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    color: white;
}

.rank.up {
    background: #dc2626;
}
.sidebar-title i {
    color: #dc2626;
}

/* Related Posts */
.related-posts {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.related-post {
    padding: 16px 0;
    border-bottom: 1px solid #eee;
}

.related-post:last-child {
    border-bottom: none;
}

.related-post-content h4 {
    margin-bottom: 8px;
}

.related-post-content h4 a {
    color: #e2e8f0;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    transition: color 0.2s ease;
}

.related-post-content h4 a:hover {
    color: #3b82f6;
}

.related-post-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    color: #64748b;
}

.related-post-meta .author {
    color: #94a3b8;
}

.related-post-meta .stats {
    display: flex;
    align-items: center;
    gap: 12px;
}

.related-post-meta .stats i {
    font-size: 10px;
}

/* Trending Tags */
.trending-tags {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.trending-tag {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: white;
    border: 1px solid #eee;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.trending-tag:hover {
    background: #eee;
    border-color: #475569;
}

.trending-tag.hot {
    border-color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

.tag-name {
    color: #e2e8f0;
    font-weight: 500;
    font-size: 13px;
}

.tag-count {
    color: #64748b;
    font-size: 11px;
}

/* Community Guidelines */
.guidelines {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.guideline-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #cbd5e1;
    font-size: 13px;
}

.guideline-item i {
    color: #3b82f6;
    font-size: 14px;
    width: 16px;
}

.demo-container {
    display: flex;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    gap: 24px;
  }
  
  .main-content {
    flex: 1;
    background: white;
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  }
  
  /* 추천 사이드바 메인 컨테이너 */
  .recommendation-sidebar {
    width: 320px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: sticky;
    top: 20px;
    height: fit-content;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
  }
  
  /* 추천 섹션 */
  .recommendation-section {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: box-shadow 0.2s ease;
  }
  
  .recommendation-section:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  }
  
  /* 섹션 헤더 */
  .section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid #f1f5f9;
    background: #fafbfc;
  }
  
  .section-title {
    font-size: 16px;
    font-weight: 600;
    color: #1e293b;
    display: flex;
    align-items: center;
    gap: 8px;
  }
  
  .section-title i {
    font-size: 14px;
    color: #64748b;
  }
  
  .view-all-btn {
    background: none;
    border: none;
    color: #3b82f6;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.2s ease;
  }
  
  .view-all-btn:hover {
    background: #eff6ff;
    color: #2563eb;
  }
  
  /* 추천 리스트 */
  .recommendation-list {
    display: flex;
    flex-direction: column;
  }
  
  /* 추천 아이템 공통 스타일 */
  .recommendation-item {
    padding: 16px 20px;
    border-bottom: 1px solid #f1f5f9;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
  }
  
  .recommendation-item:last-child {
    border-bottom: none;
  }
  
  .recommendation-item:hover {
    background: #f8fafc;
    transform: translateX(2px);
  }
  
  .recommendation-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: transparent;
    transition: background 0.2s ease;
  }
  
  .recommendation-item:hover::before {
    background: #3b82f6;
  }
  
  /* 뉴스 아이템 스타일 */
  .news-item {
    display: flex;
    gap: 12px;
  }
  
  .item-thumbnail {
    position: relative;
    flex-shrink: 0;
  }
  
  .item-thumbnail img {
    width: 80px;
    height: 60px;
    border-radius: 8px;
    object-fit: cover;
  }
  
  .item-category {
    position: absolute;
    top: 4px;
    left: 4px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    font-size: 10px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
  }
  
  .item-content {
    flex: 1;
    min-width: 0;
  }
  
  .item-title {
    font-size: 14px;
    font-weight: 600;
    color: #1e293b;
    line-height: 1.4;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  
  .item-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: #64748b;
  }
  
  .item-source {
    font-weight: 500;
    color: #475569;
  }
  
  .item-time {
    color: #94a3b8;
  }
  
  .item-views {
    display: flex;
    align-items: center;
    gap: 4px;
    color: #64748b;
  }
  
  .item-stats {
    display: flex;
    align-items: center;
    gap: 4px;
    color: #64748b;
  }
  
  /* 커뮤니티 아이템 스타일 */
  .community-item .item-content {
    width: 100%;
  }
  
  .community-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
  }
  
  .author-info {
    display: flex;
    align-items: center;
    gap: 6px;
  }
  
  .author-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 1px solid #e2e8f0;
  }
  
  .author-name {
    font-size: 12px;
    font-weight: 500;
    color: #475569;
  }
  
  .author-level {
    font-size: 10px;
    background: #f1f5f9;
    color: #64748b;
    padding: 2px 6px;
    border-radius: 10px;
    font-weight: 600;
  }
  
  .post-category {
    font-size: 16px;
    background: #dbeafe;
    color: #1d4ed8;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
  }
  
  /* 태그 컨테이너 */
  .tags-container {
    padding: 16px 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }
  
  .tag-item {
    background: #f1f5f9;
    color: #475569;
    font-size: 12px;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
  }
  
  .tag-item:hover {
    background: #e2e8f0;
    color: #334155;
    transform: translateY(-1px);
  }
  
  .tag-item.hot {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    color: #92400e;
    border-color: #f59e0b;
    position: relative;
  }
  
  .tag-item.hot::after {
    content: "🔥";
    margin-left: 4px;
  }
  
  /* 채널 아이템 스타일 */
  .channel-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
  }
  
  .channel-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 0;
  }
  
  .channel-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid #e2e8f0;
    flex-shrink: 0;
  }
  
  .channel-details {
    flex: 1;
    min-width: 0;
  }
  
  .channel-name {
    font-size: 14px;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
  }
  
  .verified {
    color: #3b82f6;
    font-size: 12px;
  }
  
  .channel-stats {
    font-size: 12px;
    color: #64748b;
    display: flex;
    align-items: center;
    gap: 6px;
  }
  
  .follow-btn {
    background: #3b82f6;
    color: white;
    border: none;
    padding: 6px 16px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
  }
  
  .follow-btn:hover {
    background: #2563eb;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
  }
  
  /* 반응형 디자인 */
  @media (max-width: 1024px) {
    .demo-container {
      flex-direction: column;
    }
  
    .recommendation-sidebar {
      width: 100%;
      position: static;
      max-height: none;
      overflow-y: visible;
    }
  }
  
  @media (max-width: 768px) {
    .recommendation-sidebar {
      gap: 16px;
    }
  
    .recommendation-section {
      border-radius: 8px;
    }
  
    .section-header {
      padding: 12px 16px;
    }
  
    .recommendation-item {
      padding: 12px 16px;
    }
  
    .tags-container {
      padding: 12px 16px;
    }
  
    .item-thumbnail img {
      width: 60px;
      height: 45px;
    }
  
    .item-title {
      font-size: 13px;
    }
  
    .item-meta {
      font-size: 11px;
    }
  }
  
  /* 애니메이션 */
  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  .recommendation-section {
    animation: fadeInUp 0.6s ease-out;
  }
  
  .recommendation-section:nth-child(2) {
    animation-delay: 0.1s;
  }
  
  .recommendation-section:nth-child(3) {
    animation-delay: 0.2s;
  }
  
  .recommendation-section:nth-child(4) {
    animation-delay: 0.3s;
  }
  
  /* 호버 효과 */
  .recommendation-item:hover .item-title {
    color: #3b82f6;
  }
  
  .recommendation-item:hover .channel-name {
    color: #3b82f6;
  }
  

/* Responsive Design */
@media (max-width: 1024px) {
    .content-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .sidebar {
        order: 2;
    }
}

@media (max-width: 768px) {
    
    .nav {
        width: 100%;
        justify-content: center;
        gap: 20px;
    }
    
    .post-header {
        padding: 24px 20px 20px;
    }
    
    .post-title {
        font-size: 24px;
    }
    
    .post-meta {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }
    
    .post-content {
        padding: 24px 20px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .color-palette {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .post-actions {
        padding: 20px;
        gap: 16px;
    }
    
    .comments-section {
        padding: 24px 20px;
    }
    
    .comment-item.reply {
        margin-left: 20px;
        padding-left: 16px;
    }
    
    .author-metrics {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .author-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .breadcrumb {
        flex-wrap: wrap;
    }
    
    .post-stats {
        flex-wrap: wrap;
        gap: 12px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .color-palette {
        grid-template-columns: 1fr;
    }
    
    .strategy-item {
        flex-direction: column;
        gap: 12px;
    }
    
    .timeline {
        padding-left: 24px;
    }
    
    .timeline-marker {
        left: -16px;
    }
    
    .conclusion-box {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}