/**
 * 파일명: blog.css
 * 파일경로: /home/lastwithyou/public_html/assets/css/
 * 기능: 블로그 전용 스타일 (style.css 변수 및 패턴 기반)
 * 작성일: 2026-02-23
 */

/* ========================================
   블로그 히어로
   ======================================== */
.blog-hero {
    background-color: var(--lwy-primary);
    color: #ffffff;
    padding: 60px 0 50px;
    text-align: center;
}

.blog-hero h1 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.35;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

.blog-hero-desc {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.95rem;
    max-width: 600px;
    margin: 0 auto;
}

.blog-post-meta-hero {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

.blog-post-category-badge {
    display: inline-block;
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none;
}

.blog-post-category-badge:hover {
    color: #fff;
    opacity: 0.85;
}

/* ========================================
   카테고리 필터
   ======================================== */
.blog-filter {
    background-color: var(--lwy-bg-light);
    border-bottom: 1px solid var(--lwy-border);
    padding: 1rem 0;
}

.blog-filter-bar {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.blog-filter-bar::-webkit-scrollbar {
    display: none;
}

.blog-filter-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--lwy-text-light);
    background: #fff;
    border: 1px solid var(--lwy-border);
    border-radius: 20px;
    text-decoration: none;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.blog-filter-tag:hover {
    color: var(--lwy-primary);
    border-color: var(--lwy-primary);
}

.blog-filter-tag.active {
    color: var(--lwy-primary);
    border-color: var(--lwy-primary);
    font-weight: 600;
    background-color: #f0f0fa;
}

.blog-filter-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    background: #e9ecef;
    color: #6c757d;
    border-radius: 10px;
    padding: 0 5px;
    margin-left: 2px;
}

.blog-filter-tag.active .blog-filter-count {
    background: var(--lwy-primary);
    color: #fff;
}

/* ========================================
   글 목록 카드
   ======================================== */
.blog-list {
    padding: 48px 0 60px;
}

.blog-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.blog-card {
    background: #fff;
    border: 1px solid var(--lwy-border);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    height: 100%;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

.blog-card-body {
    padding: 2rem;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 0.8rem;
    font-size: 0.78rem;
}

.blog-card-category {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    font-size: 0.72rem;
}

.blog-card-date,
.blog-card-read {
    color: var(--lwy-text-light);
}

.blog-card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--lwy-primary);
    margin-bottom: 0.6rem;
    line-height: 1.4;
}

.blog-card-desc {
    font-size: 0.88rem;
    color: var(--lwy-text-light);
    line-height: 1.6;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-cta {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--lwy-primary);
}

/* ========================================
   블로그 페이지네이션
   ======================================== */
.blog-pagination {
    display: flex;
    justify-content: center;
    gap: 0.3rem;
}

.blog-page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: 1px solid var(--lwy-border);
    border-radius: 8px;
    text-decoration: none;
    color: var(--lwy-text);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.blog-page-link:hover {
    background: var(--lwy-bg-light);
    border-color: var(--lwy-primary);
    color: var(--lwy-primary);
}

.blog-page-link.active {
    background: var(--lwy-primary);
    border-color: var(--lwy-primary);
    color: #fff;
    font-weight: 600;
}

/* ========================================
   글 본문 영역
   ======================================== */
.blog-content {
    padding: 48px 0 0;
    background-color: var(--lwy-bg-light);
}

/* 사이드 목차 */
.blog-toc {
    position: sticky;
    top: 80px;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
}

.blog-toc-title {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--lwy-text-light);
    margin-bottom: 0.8rem;
}

.blog-toc-link {
    display: block;
    padding: 0.4rem 1rem;
    font-size: 0.82rem;
    color: var(--lwy-text-light);
    text-decoration: none;
    border-left: 2px solid var(--lwy-border);
    transition: all 0.2s ease;
    line-height: 1.4;
}

.blog-toc-link:hover,
.blog-toc-link.active {
    color: var(--lwy-primary);
    border-left-color: var(--lwy-accent);
    font-weight: 600;
}

/* 본문 article */
.blog-article {
    background: #fff;
    border: 1px solid var(--lwy-border);
    border-radius: 12px;
    padding: 3rem;
}

.blog-article h2 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--lwy-primary);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--lwy-border);
}

.blog-article h2:first-of-type {
    border-top: none;
    margin-top: 1.5rem;
    padding-top: 0;
}

.blog-article h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--lwy-primary);
    margin-top: 2rem;
    margin-bottom: 0.8rem;
}

.blog-article p {
    font-size: 0.95rem;
    line-height: 1.85;
    color: var(--lwy-text);
    margin-bottom: 1.2rem;
}

.blog-article a {
    color: var(--lwy-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.blog-article a:hover {
    color: var(--lwy-accent);
}

.blog-article strong {
    font-weight: 700;
    color: var(--lwy-primary);
}

.blog-article ul,
.blog-article ol {
    font-size: 0.95rem;
    line-height: 1.85;
    color: var(--lwy-text);
    padding-left: 1.5rem;
    margin-bottom: 1.2rem;
}

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

/* 1줄 요약 박스 */
.blog-summary {
    background: linear-gradient(135deg, #fdf6e3 0%, #fff8e7 100%);
    border: 1px solid #f0e0b0;
    border-left: 4px solid var(--lwy-accent);
    border-radius: 8px;
    padding: 1.2rem 1.5rem;
    margin-bottom: 2rem;
    font-size: 0.92rem;
    line-height: 1.7;
    color: var(--lwy-text);
}

/* 테이블 */
.blog-table {
    font-size: 0.88rem;
    margin-bottom: 1.5rem;
}

.blog-table thead th {
    background-color: var(--lwy-primary);
    color: #fff;
    font-weight: 600;
    font-size: 0.82rem;
    padding: 0.8rem 1rem;
    border: none;
}

.blog-table tbody td {
    padding: 0.7rem 1rem;
    vertical-align: top;
    border-color: var(--lwy-border);
}

.blog-table tbody tr:hover {
    background-color: #fafafa;
}

/* FAQ 섹션 */
.blog-faq {
    margin-bottom: 1.5rem;
}

.blog-faq-item {
    background: var(--lwy-bg-light);
    border: 1px solid var(--lwy-border);
    border-radius: 8px;
    padding: 1.2rem 1.5rem;
    margin-bottom: 0.8rem;
}

.blog-faq-item h3 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--lwy-primary);
    margin-top: 0;
    margin-bottom: 0.5rem;
    border: none;
    padding: 0;
}

.blog-faq-item p {
    font-size: 0.9rem;
    color: var(--lwy-text-light);
    margin-bottom: 0;
}

/* Key Takeaways 박스 */
.blog-key-takeaways {
    background: #f0f4ff;
    border: 1px solid #d0d8f0;
    border-radius: 12px;
    padding: 1.5rem 2rem;
    margin: 2rem 0;
}

.blog-key-takeaways h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--lwy-primary);
    margin-top: 0;
    margin-bottom: 1rem;
    border: none;
    padding: 0;
}

.blog-key-takeaways ul {
    margin-bottom: 0;
}

.blog-key-takeaways li {
    font-size: 0.9rem;
    line-height: 1.7;
}

/* CTA 박스 */
.blog-cta-box {
    background: var(--lwy-primary);
    color: #fff;
    border-radius: 12px;
    padding: 2rem 2.5rem;
    margin: 2rem 0;
    text-align: center;
}

.blog-cta-box p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 0.8rem;
}

.blog-cta-box h3 {
    color: #fff;
}

.blog-cta-box a {
    color: #fff;
    text-decoration: underline;
}

.blog-cta-box a:hover,
.blog-cta-box a:focus {
    color: rgba(255, 255, 255, 0.85);
}


.blog-cta-box strong {
    color: #fff;
}

.blog-cta-box .btn {
    margin-top: 0.5rem;
}

.blog-cta-box .btn-primary {
    background-color: #fff;
    border-color: #fff;
    color: #1a1a2e;
    font-weight: 600;
    text-decoration: none;
}

.blog-cta-box .btn-primary:hover,
.blog-cta-box .btn-primary:focus {
    background-color: rgba(255, 255, 255, 0.88);
    border-color: rgba(255, 255, 255, 0.88);
    color: #1a1a2e;
}

/* 참고 자료 */
.blog-references {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--lwy-border);
}

.blog-references h3 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--lwy-text-light);
    margin-top: 0;
    margin-bottom: 1rem;
    border: none;
    padding: 0;
}

.blog-references ol {
    font-size: 0.82rem;
    color: var(--lwy-text-light);
    line-height: 1.7;
    padding-left: 1.2rem;
}

.blog-references li {
    margin-bottom: 0.6rem;
}

.blog-references a {
    font-size: 0.8rem;
    color: var(--lwy-text-light);
}

/* ========================================
   이전/다음 글 네비게이션
   ======================================== */
.blog-post-nav {
    margin-top: 3rem;
    padding-top: 2rem;
}

.blog-post-nav-link {
    display: block;
    padding: 1.2rem 1.5rem;
    background: #fff;
    border: 1px solid var(--lwy-border);
    border-radius: 12px;
    text-decoration: none;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.blog-post-nav-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.blog-post-nav-dir {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--lwy-text-light);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 0.3rem;
}

.blog-post-nav-title {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--lwy-primary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-post-nav-link.next {
    text-align: right;
}

/* ========================================
   관련 글
   ======================================== */
.blog-related {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--lwy-border);
}

.blog-related-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--lwy-primary);
    margin-bottom: 1.2rem;
}

.blog-related-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
    height: 100%;
}

.blog-related-card {
    background: #fff;
    border: 1px solid var(--lwy-border);
    border-radius: 10px;
    padding: 1.5rem;
    height: 100%;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.blog-related-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.blog-related-card h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--lwy-primary);
    line-height: 1.4;
    margin: 0.5rem 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ========================================
   반응형
   ======================================== */
@media (max-width: 991px) {
    .blog-hero h1 {
        font-size: 1.8rem;
    }

    .blog-toc {
        display: none;
    }
}

@media (max-width: 768px) {
    .blog-hero {
        padding: 40px 0 30px;
    }

    .blog-hero h1 {
        font-size: 1.4rem;
    }

    .blog-post-meta-hero {
        flex-wrap: wrap;
        gap: 0.5rem;
        font-size: 0.78rem;
    }

    .blog-article {
        padding: 1.5rem;
        border-radius: 8px;
    }

    .blog-article h2 {
        font-size: 1.2rem;
    }

    .blog-article h3 {
        font-size: 1rem;
    }

    .blog-key-takeaways,
    .blog-cta-box {
        padding: 1.2rem 1.2rem;
    }

    .blog-card-body {
        padding: 1.5rem;
    }

    .blog-card-title {
        font-size: 1.05rem;
    }

    .blog-post-nav-link {
        padding: 1rem;
    }

    .blog-post-nav-title {
        font-size: 0.82rem;
    }

    .blog-related-card {
        padding: 1.2rem;
    }

    .blog-list {
        padding: 32px 0 40px;
    }
}

@media (max-width: 576px) {
    .blog-hero h1 {
        font-size: 1.2rem;
    }

    .blog-article {
        padding: 1.2rem;
    }

    .blog-article p,
    .blog-article li {
        font-size: 0.9rem;
    }

    .blog-table {
        font-size: 0.8rem;
    }

    .blog-table thead th,
    .blog-table tbody td {
        padding: 0.5rem 0.6rem;
    }
}