/**
 * 자유게시판 상세보기 CSS (general-view.css)
 * 기존 general.css와 함께 사용
 * 모던하고 깔끔한 화이트 디자인
 */

/* =================================
   상세보기 메인 컨테이너
   ================================= */

.freeboard-view-container {
    padding: var(--spacing-xl, 2rem) 0;
    min-height: 100vh;
    background: linear-gradient(135deg, #fafbfc 0%, #f7fafc 100%);
}

/* =================================
   상단 네비게이션
   ================================= */

.post-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl, 2rem);
    padding: var(--spacing-md, 1rem) var(--spacing-lg, 1.5rem);
    background: var(--bg-white, #ffffff);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.nav-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm, 0.5rem);
    font-size: var(--font-size-sm, 0.875rem);
}

.breadcrumb-link {
    color: var(--text-secondary, #6b7280);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast, all 0.15s ease);
}

.breadcrumb-link:hover {
    color: var(--primary-green, #00c896);
    text-decoration: none;
}

.breadcrumb-separator {
    color: var(--text-muted, #9ca3af);
    font-weight: 400;
}

.breadcrumb-current {
    color: var(--text-primary, #1a1a1a);
    font-weight: 600;
}

.nav-actions {
    display: flex;
    gap: var(--spacing-sm, 0.5rem);
}

/* =================================
   게시글 헤더
   ================================= */

.post-header {
    background: var(--bg-white, #ffffff);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 20px;
    padding: var(--spacing-2xl, 3rem);
    margin-bottom: var(--spacing-xl, 2rem);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    position: relative;
    overflow: hidden;
}

.post-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-green, #00c896) 0%, var(--secondary-blue, #0084f6) 100%);
}

.post-badge {
    margin-bottom: var(--spacing-lg, 1.5rem);
}

.badge-notice {
    background: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
    color: white;
    padding: var(--spacing-xs, 0.25rem) var(--spacing-md, 1rem);
    border-radius: 20px;
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.post-title {
    font-size: var(--font-size-3xl, 1.875rem);
    font-weight: 800;
    color: var(--text-primary, #1a1a1a);
    line-height: 1.3;
    margin: 0 0 var(--spacing-xl, 2rem) 0;
    word-break: break-word;
}

.post-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg, 1.5rem) 0;
    border-top: 1px solid var(--border-light, #e2e8f0);
    border-bottom: 1px solid var(--border-light, #e2e8f0);
    margin-bottom: var(--spacing-lg, 1.5rem);
}

.author-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md, 1rem);
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 3px solid var(--border-light, #e2e8f0);
    transition: var(--transition-fast, all 0.15s ease);
}

.author-avatar:hover {
    border-color: var(--primary-green, #00c896);
    transform: scale(1.05);
}

.author-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs, 0.25rem);
}

.author-name {
    font-size: var(--font-size-base, 1rem);
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
}

.post-date {
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-secondary, #6b7280);
    font-weight: 500;
}

.post-stats {
    display: flex;
    gap: var(--spacing-lg, 1.5rem);
    align-items: center;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-secondary, #6b7280);
    font-weight: 500;
}

.stat-item i {
    color: var(--primary-green, #00c896);
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm, 0.5rem);
    margin-top: var(--spacing-md, 1rem);
}

.tag {
    background: linear-gradient(135deg, var(--primary-green, #00c896) 0%, #1dd1a1 100%);
    color: white;
    padding: var(--spacing-xs, 0.25rem) var(--spacing-sm, 0.5rem);
    border-radius: 12px;
    font-size: var(--font-size-xs, 0.75rem);
    font-weight: 600;
    transition: var(--transition-fast, all 0.15s ease);
}

.tag:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 200, 150, 0.3);
}

/* =================================
   게시글 내용
   ================================= */

.post-content {
    background: var(--bg-white, #ffffff);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 20px;
    padding: var(--spacing-2xl, 3rem);
    margin-bottom: var(--spacing-xl, 2rem);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    min-height: 200px;
}

.content-body {
    font-size: var(--font-size-base, 1rem);
    line-height: 1.7;
    color: var(--text-primary, #1a1a1a);
    word-break: break-word;
}

.content-body p {
    margin-bottom: var(--spacing-lg, 1.5rem);
}

.content-body img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: var(--spacing-lg, 1.5rem) 0;
}

.content-link {
    color: var(--primary-green, #00c896);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid transparent;
    transition: var(--transition-fast, all 0.15s ease);
}

.content-link:hover {
    border-bottom-color: var(--primary-green, #00c896);
    text-decoration: none;
}

.content-updated {
    margin-top: var(--spacing-xl, 2rem);
    padding-top: var(--spacing-lg, 1.5rem);
    border-top: 1px solid var(--border-light, #e2e8f0);
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-muted, #9ca3af);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
}

/* =================================
   게시글 액션
   ================================= */

.post-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-white, #ffffff);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 16px;
    padding: var(--spacing-lg, 1.5rem) var(--spacing-xl, 2rem);
    margin-bottom: var(--spacing-2xl, 3rem);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.action-buttons {
    display: flex;
    gap: var(--spacing-md, 1rem);
}

.btn-action {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    padding: var(--spacing-sm, 0.5rem) var(--spacing-md, 1rem);
    border: 2px solid var(--border-light, #e2e8f0);
    border-radius: 12px;
    background: var(--bg-white, #ffffff);
    color: var(--text-secondary, #6b7280);
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast, all 0.15s ease);
}

.btn-action:hover {
    border-color: var(--primary-green, #00c896);
    color: var(--primary-green, #00c896);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 200, 150, 0.2);
}

.btn-action.like-btn.active {
    border-color: #ef4444;
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

.author-actions {
    display: flex;
    gap: var(--spacing-sm, 0.5rem);
}

/* =================================
   댓글 섹션
   ================================= */

.comments-section {
    background: var(--bg-white, #ffffff);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    margin-bottom: var(--spacing-xl, 2rem);
}

.comments-header {
    padding: var(--spacing-xl, 2rem);
    border-bottom: 1px solid var(--border-light, #e2e8f0);
    background: linear-gradient(135deg, #f8fafc 0%, transparent 100%);
}

.comments-header h3 {
    margin: 0;
    font-size: var(--font-size-xl, 1.25rem);
    font-weight: 700;
    color: var(--text-primary, #1a1a1a);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm, 0.5rem);
}

.comments-header i {
    color: var(--primary-green, #00c896);
}

.comment-count-display {
    color: var(--primary-green, #00c896);
}

/* 댓글 작성 폼 */
.comment-form {
    padding: var(--spacing-xl, 2rem);
    border-bottom: 1px solid var(--border-light, #e2e8f0);
}

.comment-textarea {
    width: 100%;
    border: 2px solid var(--border-light, #e2e8f0);
    border-radius: 12px;
    padding: var(--spacing-md, 1rem);
    font-size: var(--font-size-sm, 0.875rem);
    line-height: 1.5;
    resize: vertical;
    min-height: 80px;
    transition: var(--transition-fast, all 0.15s ease);
}

.comment-textarea:focus {
    outline: none;
    border-color: var(--primary-green, #00c896);
    box-shadow: 0 0 0 3px rgba(0, 200, 150, 0.1);
}

.comment-textarea::placeholder {
    color: var(--text-muted, #9ca3af);
}

.form-actions {
    margin-top: var(--spacing-md, 1rem);
    display: flex;
    justify-content: flex-end;
}

.login-required {
    text-align: center;
    padding: var(--spacing-xl, 2rem);
    color: var(--text-secondary, #6b7280);
}

.login-required p {
    margin-bottom: var(--spacing-md, 1rem);
    font-weight: 500;
}

/* 댓글 목록 */
.comments-list {
    padding: var(--spacing-lg, 1.5rem);
}

.comment-item {
    display: flex;
    gap: var(--spacing-md, 1rem);
    padding: var(--spacing-lg, 1.5rem);
    border-radius: 12px;
    transition: var(--transition-fast, all 0.15s ease);
    position: relative;
}

.comment-item:hover {
    background: rgba(0, 200, 150, 0.02);
}

.comment-item + .comment-item {
    margin-top: var(--spacing-lg, 1.5rem);
}

.reply-comment {
    margin-left: var(--spacing-2xl, 3rem);
    padding-left: var(--spacing-lg, 1.5rem);
    border-left: 3px solid var(--border-light, #e2e8f0);
}

.comment-avatar {
    flex-shrink: 0;
}

.comment-avatar .avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--border-light, #e2e8f0);
}

.reply-comment .comment-avatar .avatar {
    width: 32px;
    height: 32px;
}

.comment-content {
    flex: 1;
    min-width: 0;
}

.comment-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm, 0.5rem);
    margin-bottom: var(--spacing-xs, 0.25rem);
    font-size: var(--font-size-sm, 0.875rem);
}

.comment-author {
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
}

.comment-date {
    color: var(--text-muted, #9ca3af);
    font-weight: 400;
}

.comment-edited {
    color: var(--text-muted, #9ca3af);
    font-style: italic;
}

.comment-body {
    margin-bottom: var(--spacing-md, 1rem);
    line-height: 1.6;
    color: var(--text-primary, #1a1a1a);
    word-break: break-word;
}

.comment-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md, 1rem);
    font-size: var(--font-size-sm, 0.875rem);
}

.comment-action-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    padding: var(--spacing-xs, 0.25rem) var(--spacing-sm, 0.5rem);
    border: none;
    background: transparent;
    color: var(--text-muted, #9ca3af);
    font-size: var(--font-size-xs, 0.75rem);
    font-weight: 500;
    cursor: pointer;
    border-radius: 6px;
    transition: var(--transition-fast, all 0.15s ease);
}

.comment-action-btn:hover {
    color: var(--primary-green, #00c896);
    background: rgba(0, 200, 150, 0.1);
}

.comment-action-btn.like-btn.active {
    color: #ef4444;
}

.comment-author-actions {
    display: inline-flex;
    gap: var(--spacing-sm, 0.5rem);
    margin-left: var(--spacing-sm, 0.5rem);
}

/* 답글 폼 */
.reply-form {
    margin-top: var(--spacing-md, 1rem);
    padding: var(--spacing-md, 1rem);
    background: var(--bg-lighter, #f7fafc);
    border-radius: 8px;
}

.reply-textarea {
    width: 100%;
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 8px;
    padding: var(--spacing-sm, 0.5rem) var(--spacing-md, 1rem);
    font-size: var(--font-size-sm, 0.875rem);
    resize: vertical;
    transition: var(--transition-fast, all 0.15s ease);
}

.reply-textarea:focus {
    outline: none;
    border-color: var(--primary-green, #00c896);
}

.reply-actions {
    margin-top: var(--spacing-sm, 0.5rem);
    display: flex;
    gap: var(--spacing-sm, 0.5rem);
    justify-content: flex-end;
}

.empty-comments {
    text-align: center;
    padding: var(--spacing-2xl, 3rem);
    color: var(--text-muted, #9ca3af);
}

.empty-comments i {
    font-size: 2rem;
    margin-bottom: var(--spacing-md, 1rem);
    color: var(--border-medium, #cbd5e0);
}

/* =================================
   이전/다음 게시글 네비게이션
   ================================= */

.post-pagination {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md, 1rem);
    margin-bottom: var(--spacing-xl, 2rem);
}

.pagination-item {
    background: var(--bg-white, #ffffff);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition-fast, all 0.15s ease);
}

.pagination-item:hover {
    border-color: var(--primary-green, #00c896);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 200, 150, 0.2);
}

.pagination-link {
    display: flex;
    align-items: center;
    padding: var(--spacing-lg, 1.5rem);
    color: var(--text-primary, #1a1a1a);
    text-decoration: none;
    height: 100%;
    min-height: 80px;
}

.pagination-link:hover {
    text-decoration: none;
    color: var(--text-primary, #1a1a1a);
}

.prev-post .pagination-link {
    justify-content: flex-start;
}

.next-post .pagination-link {
    justify-content: flex-end;
}

.pagination-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs, 0.25rem);
    flex: 1;
    min-width: 0;
}

.prev-post .pagination-content {
    text-align: left;
    margin-left: var(--spacing-md, 1rem);
}

.next-post .pagination-content {
    text-align: right;
    margin-right: var(--spacing-md, 1rem);
}

.pagination-label {
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-secondary, #6b7280);
    font-weight: 500;
}

.pagination-title {
    font-size: var(--font-size-base, 1rem);
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pagination-link i {
    color: var(--primary-green, #00c896);
    font-size: 1.25rem;
}

/* =================================
   빈 상태
   ================================= */

.empty-state {
    text-align: center;
    padding: var(--spacing-3xl, 4rem) var(--spacing-xl, 2rem);
    background: var(--bg-white, #ffffff);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 20px;
    color: var(--text-muted, #9ca3af);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg, 1.5rem);
    color: var(--border-medium, #cbd5e0);
}

.empty-state h3 {
    font-size: var(--font-size-xl, 1.25rem);
    font-weight: 600;
    color: var(--text-secondary, #6b7280);
    margin-bottom: var(--spacing-sm, 0.5rem);
}

.empty-state p {
    margin-bottom: var(--spacing-lg, 1.5rem);
    color: var(--text-muted, #9ca3af);
}

/* =================================
   반응형 디자인
   ================================= */

@media (max-width: 1024px) {
    .post-navigation {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md, 1rem);
    }
    
    .post-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md, 1rem);
    }
    
    .post-stats {
        align-self: flex-start;
    }
    
    .post-actions {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md, 1rem);
    }
    
    .action-buttons {
        justify-content: center;
    }
    
    .author-actions {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .freeboard-view-container {
        padding: var(--spacing-lg, 1.5rem) var(--spacing-sm, 0.5rem);
    }
    
    .post-navigation,
    .post-header,
    .post-content,
    .post-actions,
    .comments-section {
        margin-left: 0;
        margin-right: 0;
    }
    
    .post-header,
    .post-content,
    .comments-section {
        padding: var(--spacing-lg, 1.5rem);
    }
    
    .post-title {
        font-size: var(--font-size-2xl, 1.5rem);
    }
    
    .nav-breadcrumb {
        font-size: var(--font-size-xs, 0.75rem);
    }
    
    .breadcrumb-link,
    .breadcrumb-current {
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 120px;
    }
    
    .post-pagination {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm, 0.5rem);
    }
    
    .pagination-link {
        padding: var(--spacing-md, 1rem);
        min-height: 60px;
    }
    
    .comment-form,
    .comments-header {
        padding: var(--spacing-md, 1rem);
    }
    
    .comment-item {
        padding: var(--spacing-md, 1rem);
    }
    
    .reply-comment {
        margin-left: var(--spacing-lg, 1.5rem);
    }
}

@media (max-width: 480px) {
    .post-header {
        padding: var(--spacing-md, 1rem);
    }
    
    .post-title {
        font-size: var(--font-size-xl, 1.25rem);
    }
    
    .author-info {
        gap: var(--spacing-sm, 0.5rem);
    }
    
    .author-avatar {
        width: 36px;
        height: 36px;
    }
    
    .post-stats {
        gap: var(--spacing-md, 1rem);
    }
    
    .stat-item {
        font-size: var(--font-size-xs, 0.75rem);
    }
    
    .action-buttons {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .btn-action {
        font-size: var(--font-size-xs, 0.75rem);
        padding: var(--spacing-xs, 0.25rem) var(--spacing-sm, 0.5rem);
    }
    
    .comment-avatar .avatar {
        width: 32px;
        height: 32px;
    }
    
    .reply-comment .comment-avatar .avatar {
        width: 28px;
        height: 28px;
    }
    
    .comment-actions {
        flex-wrap: wrap;
        gap: var(--spacing-sm, 0.5rem);
    }
    
    .reply-comment {
        margin-left: var(--spacing-md, 1rem);
        padding-left: var(--spacing-sm, 0.5rem);
    }
}

/* =================================
   접근성 및 사용성 개선
   ================================= */

/* 고대비 모드 지원 */
@media (prefers-contrast: high) {
    .post-header,
    .post-content,
    .comments-section,
    .post-actions {
        border-width: 2px;
    }
    
    .comment-item:hover {
        background: rgba(0, 200, 150, 0.1);
    }
}

/* 모션 감소 모드 */
@media (prefers-reduced-motion: reduce) {
    .post-navigation,
    .pagination-item,
    .btn-action,
    .comment-action-btn,
    .author-avatar,
    .tag {
        transition: none !important;
        transform: none !important;
    }
}

/* 포커스 개선 */
.btn-action:focus,
.comment-action-btn:focus,
.comment-textarea:focus,
.reply-textarea:focus,
.pagination-link:focus {
    outline: 2px solid var(--primary-green, #00c896);
    outline-offset: 2px;
}

/* 로딩 상태 */
.loading-state {
    text-align: center;
    padding: var(--spacing-2xl, 2.5rem);
    color: var(--text-muted, #9ca3af);
}

.loading-spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid var(--border-light, #e2e8f0);
    border-radius: 50%;
    border-top-color: var(--primary-green, #00c896);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* 스크롤바 스타일링 */
.comment-textarea::-webkit-scrollbar,
.reply-textarea::-webkit-scrollbar {
    width: 8px;
}

.comment-textarea::-webkit-scrollbar-track,
.reply-textarea::-webkit-scrollbar-track {
    background: var(--bg-lighter, #f7fafc);
    border-radius: 4px;
}

.comment-textarea::-webkit-scrollbar-thumb,
.reply-textarea::-webkit-scrollbar-thumb {
    background: var(--border-medium, #cbd5e0);
    border-radius: 4px;
}

.comment-textarea::-webkit-scrollbar-thumb:hover,
.reply-textarea::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted, #9ca3af);
}

/* ================================= 
   댓글 깊이별 들여쓰기 스타일 (general_view.css에 추가)
   ================================= */

/* 기본 댓글 (depth 0) */
.comment-item {
    display: flex;
    gap: var(--spacing-md, 1rem);
    padding: var(--spacing-lg, 1.5rem);
    border-radius: 12px;
    transition: var(--transition-fast, all 0.15s ease);
    position: relative;
    margin-left: 0; /* 기본값 명시 */
}

/* 1단계 답글 (depth 1) */
.comment-item.reply-comment.depth-1 {
    margin-left: var(--spacing-2xl, 3rem);
    padding-left: var(--spacing-lg, 1.5rem);
    border-left: 3px solid var(--primary-green, #00c896);
    background: rgba(0, 200, 150, 0.02);
}

/* 2단계 답글 (depth 2) */
.comment-item.reply-comment.depth-2 {
    margin-left: calc(var(--spacing-2xl, 3rem) + var(--spacing-xl, 2rem));
    padding-left: var(--spacing-md, 1rem);
    border-left: 3px solid var(--secondary-blue, #0084f6);
    background: rgba(0, 132, 246, 0.02);
}

/* 3단계 이상 답글 (depth 3+) */
.comment-item.reply-comment.depth-3 {
    margin-left: calc(var(--spacing-2xl, 3rem) + var(--spacing-xl, 2rem) + var(--spacing-lg, 1.5rem));
    padding-left: var(--spacing-sm, 0.5rem);
    border-left: 2px solid var(--text-muted, #9ca3af);
    background: rgba(156, 163, 175, 0.02);
}

/* 깊이별 아바타 크기 조정 */
.comment-item.depth-1 .comment-avatar .avatar {
    width: 36px;
    height: 36px;
}

.comment-item.depth-2 .comment-avatar .avatar {
    width: 32px;
    height: 32px;
}

.comment-item.depth-3 .comment-avatar .avatar {
    width: 28px;
    height: 28px;
}

/* 깊이별 연결선 시각화 (선택사항) */
.comment-item.reply-comment::before {
    content: '';
    position: absolute;
    left: -15px;
    top: 20px;
    width: 12px;
    height: 2px;
    background: var(--border-light, #e2e8f0);
}

.comment-item.depth-1::before {
    background: var(--primary-green, #00c896);
}

.comment-item.depth-2::before {
    background: var(--secondary-blue, #0084f6);
}

.comment-item.depth-3::before {
    background: var(--text-muted, #9ca3af);
}

/* 모바일 반응형 (기존 코드 수정) */
@media (max-width: 768px) {
    .comment-item.reply-comment.depth-1 {
        margin-left: var(--spacing-xl, 2rem);
    }
    
    .comment-item.reply-comment.depth-2 {
        margin-left: calc(var(--spacing-xl, 2rem) + var(--spacing-lg, 1.5rem));
    }
    
    .comment-item.reply-comment.depth-3 {
        margin-left: calc(var(--spacing-xl, 2rem) + var(--spacing-xl, 2rem));
    }
}

@media (max-width: 480px) {
    .comment-item.reply-comment.depth-1 {
        margin-left: var(--spacing-lg, 1.5rem);
        padding-left: var(--spacing-sm, 0.5rem);
    }
    
    .comment-item.reply-comment.depth-2 {
        margin-left: var(--spacing-xl, 2rem);
        padding-left: var(--spacing-xs, 0.25rem);
    }
    
    .comment-item.reply-comment.depth-3 {
        margin-left: calc(var(--spacing-lg, 1.5rem) + var(--spacing-md, 1rem));
        padding-left: var(--spacing-xs, 0.25rem);
    }
    
    /* 모바일에서는 연결선 제거 */
    .comment-item.reply-comment::before {
        display: none;
    }
}

/* 접근성: 고대비 모드에서 더 명확한 구분 */
@media (prefers-contrast: high) {
    .comment-item.reply-comment.depth-1 {
        border-left-width: 4px;
        background: rgba(0, 200, 150, 0.1);
    }
    
    .comment-item.reply-comment.depth-2 {
        border-left-width: 4px;
        background: rgba(0, 132, 246, 0.1);
    }
    
    .comment-item.reply-comment.depth-3 {
        border-left-width: 3px;
        background: rgba(156, 163, 175, 0.1);
    }
}



/* 댓글 로그인 안내 */
.comment-login-notice {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 24px;
    text-align: center;
}

.login-notice-content {
    max-width: 400px;
    margin: 0 auto;
}

.comment-login-notice i {
    font-size: 32px;
    color: #6c757d;
    margin-bottom: 16px;
    display: block;
}

.comment-login-notice p {
    color: #495057;
    font-size: 16px;
    margin-bottom: 20px;
    font-weight: 500;
}

.login-notice-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.login-notice-actions .btn {
    min-width: 120px;
    padding: 10px 20px;
    font-weight: 500;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.login-notice-actions .btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* 다크 테마 지원 */
[data-theme="dark"] .comment-login-notice {
    background: linear-gradient(135deg, #374151 0%, #4b5563 100%);
    border-color: #6b7280;
}

[data-theme="dark"] .comment-login-notice i {
    color: #9ca3af;
}

[data-theme="dark"] .comment-login-notice p {
    color: #d1d5db;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .comment-login-notice {
        padding: 20px 16px;
        margin-bottom: 20px;
    }
    
    .comment-login-notice i {
        font-size: 28px;
        margin-bottom: 12px;
    }
    
    .comment-login-notice p {
        font-size: 14px;
        margin-bottom: 16px;
    }
    
    .login-notice-actions {
        flex-direction: column;
        gap: 8px;
    }
    
    .login-notice-actions .btn {
        min-width: auto;
        width: 100%;
        padding: 12px 16px;
    }
}

/* 애니메이션 감소 모드 */
@media (prefers-reduced-motion: reduce) {
    .login-notice-actions .btn:hover {
        transform: none;
        box-shadow: none;
    }
}

/* 고대비 모드 */
@media (prefers-contrast: high) {
    .comment-login-notice {
        border-width: 2px;
        border-color: #000;
    }
    
    .login-notice-actions .btn {
        border-width: 2px;
    }
}