/* ============================================
   사이드바 레이아웃 스타일
   ============================================ */

/* 전체 컨테이너 레이아웃 - 2단 (메인 + 우측 사이드바) */
.container-with-sidebars {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 60px;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 40px;
    align-items: start;
}

/* 메인 콘텐츠 */
.container-with-sidebars .main {
    min-width: 0; /* 그리드 오버플로우 방지 */
    max-width: 100%;
    width: 100%;
    overflow-wrap: break-word;
}

/* 사이드바 공통 스타일 */
.sidebar {
    position: sticky;
    top: 80px;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    padding: 30px 0;
}

/* 사이드바 스크롤바 스타일 */
.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: var(--code-bg);
    border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--tertiary);
}

/* 좌측 사이드바 */
.sidebar-left {
    padding-right: 0;
}

/* 우측 사이드바 */
.sidebar-right {
    padding-left: 0;
}

/* ============================================
   위젯 공통 스타일
   ============================================ */

.sidebar-widget {
    margin-bottom: 40px;
    padding: 25px;
    background: var(--entry);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s ease;
}

.sidebar-widget:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 15px 0;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary);
    color: var(--primary);
}

/* ============================================
   검색 위젯
   ============================================ */

.search-widget form {
    display: flex;
    gap: 8px;
}

.search-input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--code-bg);
    color: var(--content);
    font-size: 0.9rem;
    transition: border-color 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
}

.search-button {
    padding: 10px 15px;
    background: var(--primary);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-button svg {
    width: 18px;
    height: 18px;
    color: var(--theme);
}

.search-button:hover {
    background: var(--tertiary);
    transform: scale(1.05);
}

/* ============================================
   큰 검색창 (우측 사이드바용)
   ============================================ */

.search-widget-large .search-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.search-input-large {
    width: 100%;
    padding: 14px 18px;
    font-size: 1rem;
    border: 2px solid var(--border);
    border-radius: 10px;
    background: var(--code-bg);
    color: var(--content);
    transition: all 0.3s ease;
}

.search-input-large:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--theme);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
}

.search-input-large::placeholder {
    color: var(--secondary);
    opacity: 0.7;
}

.search-button-large {
    width: 100%;
    padding: 14px 20px;
    background: var(--primary);
    color: var(--theme);
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.search-button-large:hover {
    background: var(--tertiary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.search-button-large svg {
    width: 20px;
    height: 20px;
}

/* ============================================
   카테고리 리스트
   ============================================ */

.category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-item {
    margin-bottom: 8px;
}

.category-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background: var(--code-bg);
    border-radius: 6px;
    text-decoration: none;
    color: var(--content);
    transition: all 0.3s ease;
}

.category-link:hover {
    background: var(--tertiary);
    padding-left: 20px;
    color: var(--primary);
}

.category-name {
    font-size: 0.95rem;
}

.category-count {
    font-size: 0.85rem;
    padding: 2px 8px;
    background: var(--primary);
    color: var(--theme);
    border-radius: 12px;
    font-weight: 600;
}

/* ============================================
   태그 클라우드
   ============================================ */

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.tag-cloud-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--code-bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    text-decoration: none;
    color: var(--content);
    transition: all 0.3s ease;
    font-weight: 500;
}

.tag-cloud-item:hover {
    background: var(--primary);
    color: var(--theme);
    border-color: var(--primary);
    transform: scale(1.05);
}

.tag-count {
    font-size: 0.75rem;
    padding: 2px 6px;
    background: var(--tertiary);
    border-radius: 10px;
    color: var(--primary);
    font-weight: 600;
}

/* ============================================
   인기 태그
   ============================================ */

.popular-tags {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.popular-tag {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background: var(--code-bg);
    border-radius: 6px;
    text-decoration: none;
    color: var(--content);
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.popular-tag:hover {
    background: var(--tertiary);
    padding-left: 20px;
    color: var(--primary);
}

.tag-badge {
    font-size: 0.8rem;
    padding: 3px 10px;
    background: var(--primary);
    color: var(--theme);
    border-radius: 12px;
    font-weight: 600;
}

/* ============================================
   목차 (TOC)
   ============================================ */

.toc-widget {
    position: sticky;
    top: 80px;
}

.toc-content {
    font-size: 0.9rem;
}

.toc-content ul {
    list-style: none;
    padding-left: 15px;
    margin: 5px 0;
}

.toc-content li {
    margin: 8px 0;
}

.toc-content a {
    color: var(--secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    display: block;
    padding: 5px 10px;
    border-radius: 4px;
    position: relative;
}

.toc-content a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: var(--primary);
    transition: height 0.3s ease;
}

.toc-content a:hover,
.toc-content a.active {
    color: var(--primary);
    background: var(--code-bg);
    padding-left: 15px;
}

.toc-content a:hover::before,
.toc-content a.active::before {
    height: 100%;
}

/* ============================================
   관련 글 & 최신 글
   ============================================ */

.related-posts,
.recent-posts {
    list-style: none;
    padding: 0;
    margin: 0;
}

.related-post-item,
.recent-post-item {
    margin-bottom: 15px;
}

.related-post-link,
.recent-post-link {
    display: block;
    padding: 12px 15px;
    background: var(--code-bg);
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.related-post-link:hover,
.recent-post-link:hover {
    background: var(--tertiary);
    border-left-color: var(--primary);
    padding-left: 20px;
}

.related-post-title,
.recent-post-title {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--content);
    margin-bottom: 6px;
    line-height: 1.4;
}

.related-post-meta,
.recent-post-meta {
    font-size: 0.8rem;
    color: var(--secondary);
    display: flex;
    gap: 10px;
    align-items: center;
}

.recent-post-tag {
    padding: 2px 8px;
    background: var(--primary);
    color: var(--theme);
    border-radius: 10px;
    font-size: 0.75rem;
}

/* ============================================
   포스트 태그 위젯
   ============================================ */

.post-tags-widget {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.post-tag {
    padding: 6px 12px;
    background: var(--code-bg);
    border: 1px solid var(--border);
    border-radius: 15px;
    text-decoration: none;
    color: var(--content);
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

.post-tag:hover {
    background: var(--primary);
    color: var(--theme);
    border-color: var(--primary);
}

/* ============================================
   공유 버튼 위젯
   ============================================ */

.share-buttons-widget {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

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

/* 중간 화면 (1400px 이하) */
@media (max-width: 1400px) {
    .container-with-sidebars {
        gap: 40px;
        padding: 0 30px;
    }
}

/* 태블릿 (1200px 이하) */
@media (max-width: 1200px) {
    .container-with-sidebars {
        grid-template-columns: minmax(0, 1fr) 280px;
        gap: 30px;
        padding: 0 20px;
    }

    .sidebar-widget {
        padding: 20px;
    }
}

/* 작은 태블릿 (992px 이하) - 사이드바 숨김 */
@media (max-width: 992px) {
    .container-with-sidebars {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .sidebar-right {
        display: none;
    }

    .container-with-sidebars .main {
        max-width: 100%;
    }
}

/* 모바일 (768px 이하) */
@media (max-width: 768px) {
    .container-with-sidebars {
        padding: 0 10px;
    }

    .sidebar-widget {
        margin-bottom: 20px;
        padding: 15px;
    }

    .widget-title {
        font-size: 1rem;
    }
}

/* 작은 모바일 (480px 이하) */
@media (max-width: 480px) {
    .tag-cloud {
        gap: 6px;
    }

    .tag-cloud-item {
        font-size: 0.85rem;
        padding: 5px 10px;
    }

    .popular-tag {
        font-size: 0.9rem;
        padding: 8px 12px;
    }
}

/* ============================================
   다크모드 최적화
   ============================================ */

body.dark .sidebar-widget {
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

body.dark .sidebar-widget:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

body.dark .search-input {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

body.dark .category-link,
body.dark .tag-cloud-item,
body.dark .popular-tag,
body.dark .related-post-link,
body.dark .recent-post-link,
body.dark .post-tag {
    background: rgba(255, 255, 255, 0.05);
}

body.dark .category-link:hover,
body.dark .popular-tag:hover {
    background: rgba(255, 255, 255, 0.1);
}