/* ═══════════════════════════════════════════
   BLOG — 블로그 목록 + 상세 페이지
   ═══════════════════════════════════════════ */

/* ── 공통 ── */
.blog-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── 블로그 목록 ── */
.blog-hero {
  background: linear-gradient(135deg, #091e30 0%, #0c2d48 100%);
  padding: 64px 0 48px;
  text-align: center;
}
.blog-hero h1 {
  font-size: var(--fs-h2);
  font-weight: 900;
  color: #fff;
  margin-bottom: 12px;
}
.blog-hero p {
  font-size: var(--fs-body);
  color: rgba(255,255,255,0.6);
}

.blog-filter {
  display: flex;
  gap: 8px;
  padding: 32px 0 0;
  flex-wrap: wrap;
  justify-content: center;
}
.blog-filter-btn {
  font-size: 13px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 50px;
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.55);
  background: transparent;
  transition: all 0.2s;
  cursor: pointer;
}
.blog-filter-btn:hover,
.blog-filter-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.blog-list {
  padding: 48px 0 80px;
  background: #0a0a0a;
}
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.blog-card {
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  overflow: hidden;
  background: #141414;
  transition: box-shadow 0.2s, transform 0.2s;
  text-decoration: none;
  color: inherit;
}
.blog-card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,0.40);
  transform: translateY(-3px);
  border-color: rgba(255,255,255,0.15);
}

.blog-card-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #1a1a1a;
}
.blog-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.blog-card:hover .blog-card-thumb img {
  transform: scale(1.04);
}

.blog-card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.blog-card-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary-light);
  background: rgba(0,124,194,0.15);
  border-radius: 4px;
  padding: 3px 10px;
  margin-bottom: 10px;
  align-self: flex-start;
}
.blog-card-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog-card-excerpt {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  line-height: 1.6;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
}
.blog-card-meta {
  font-size: 12px;
  color: rgba(255,255,255,0.3);
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ── 블로그 상세 ── */
.blog-post {
  padding: 48px 0 80px;
}
.blog-post-header {
  text-align: center;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}
.blog-post-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  background: rgba(0,124,194,0.08);
  border-radius: 4px;
  padding: 4px 12px;
  margin-bottom: 16px;
}
.blog-post-header h1 {
  font-size: var(--fs-h2);
  font-weight: 900;
  color: var(--dark);
  line-height: 1.35;
  margin-bottom: 16px;
}
.blog-post-meta {
  font-size: 14px;
  color: var(--text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

/* 본문 */
.blog-post-content {
  font-size: 17px;
  line-height: 1.9;
  color: var(--text);
  word-break: keep-all;
}
.blog-post-content > p:first-child {
  font-size: 19px;
  color: var(--text-sub);
  line-height: 1.8;
}
.blog-post-content h2 {
  font-size: 24px;
  font-weight: 900;
  color: var(--dark);
  margin: 56px 0 20px;
  padding: 20px 0 14px;
  border-bottom: none;
  position: relative;
}
.blog-post-content h2::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}
.blog-post-content h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
  margin: 36px 0 14px;
}
.blog-post-content p {
  margin-bottom: 22px;
}
.blog-post-content img {
  width: 100%;
  border-radius: 12px;
  margin: 32px 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}
.blog-post-content ul,
.blog-post-content ol {
  margin: 20px 0 24px 0;
  padding-left: 0;
  list-style: none;
}
.blog-post-content ul li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 12px;
}
.blog-post-content ul li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
}
.blog-post-content ol {
  counter-reset: ol-counter;
}
.blog-post-content ol li {
  position: relative;
  padding-left: 36px;
  margin-bottom: 14px;
  counter-increment: ol-counter;
}
.blog-post-content ol li::before {
  content: counter(ol-counter);
  position: absolute;
  left: 0;
  top: 1px;
  width: 26px;
  height: 26px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  font-size: 13px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Bebas Neue', sans-serif;
}
.blog-post-content blockquote {
  border-left: 4px solid var(--primary);
  background: linear-gradient(135deg, rgba(0,124,194,0.04) 0%, rgba(0,124,194,0.02) 100%);
  padding: 24px 28px;
  margin: 32px 0;
  border-radius: 0 12px 12px 0;
  font-style: normal;
  color: var(--text-sub);
  font-size: 16px;
  line-height: 1.8;
}
.blog-post-content table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 28px 0;
  font-size: 14px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  table-layout: fixed;
}
.blog-post-content th {
  background: var(--dark);
  color: #fff;
  font-weight: 700;
  padding: 14px 18px;
  text-align: left;
  font-size: 13px;
  letter-spacing: 0.03em;
}
.blog-post-content td {
  border-bottom: 1px solid var(--border);
  padding: 14px 18px;
  background: #fff;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.blog-post-content tr:last-child td {
  border-bottom: none;
}
.blog-post-content tr:hover td {
  background: var(--bg-light);
}
.blog-post-content strong {
  color: var(--dark);
  font-weight: 700;
}
.blog-post-content hr {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 48px 0;
}
.blog-post-content a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(0,124,194,0.3);
  transition: border-color 0.2s;
}
.blog-post-content a:hover {
  border-bottom-color: var(--primary);
}

/* FAQ */
.blog-faq {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 32px;
  margin: 40px 0;
}
.blog-faq h3 {
  margin-top: 0;
}
.blog-faq-item {
  margin-bottom: 20px;
}
.blog-faq-q {
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
}
.blog-faq-a {
  color: var(--text-sub);
  line-height: 1.7;
}

/* CTA */
.blog-cta {
  text-align: center;
  background: linear-gradient(135deg, #091e30 0%, #0c2d48 100%);
  border-radius: var(--radius);
  padding: 40px 32px;
  margin: 48px 0;
}
.blog-cta p {
  color: rgba(255,255,255,0.7);
  font-size: 15px;
  margin-bottom: 20px;
}
.blog-cta a {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-weight: 800;
  font-size: 14px;
  padding: 14px 32px;
  border-radius: 8px;
  transition: background 0.2s;
}
.blog-cta a:hover {
  background: var(--primary-dark);
}

/* 공유 버튼 */
.blog-share {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  margin-top: 48px;
}
.blog-share-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-light);
}
.blog-share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--card);
  font-size: 16px;
  color: var(--text-sub);
  transition: all 0.2s;
  cursor: pointer;
  text-decoration: none;
}
.blog-share-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(0,124,194,0.05);
}
.blog-share-btn--kakao { color: #391B1B; background: #FEE500; border-color: #FEE500; }
.blog-share-btn--kakao:hover { background: #F5DC00; }
.blog-share-copied {
  font-size: 12px;
  color: var(--primary);
  font-weight: 600;
  opacity: 0;
  transition: opacity 0.3s;
}
.blog-share-copied.show { opacity: 1; }

/* 관련 글 */
.blog-related {
  padding: 48px 0;
  border-top: 1px solid var(--border);
}
.blog-related h3 {
  font-size: var(--fs-h4);
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 24px;
}
.blog-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* ── 댓글 ── */
.blog-comments {
  padding: 48px 0;
  border-top: 1px solid var(--border);
}
.blog-comments h3 {
  font-size: var(--fs-h4);
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 24px;
}

.comment-form {
  margin-bottom: 32px;
}
.comment-form-row {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}
.comment-form input,
.comment-form textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  color: var(--text);
  background: var(--bg-light);
  transition: border-color 0.2s;
  resize: vertical;
}
.comment-form input:focus,
.comment-form textarea:focus {
  outline: none;
  border-color: var(--primary);
}
.comment-form textarea {
  min-height: 100px;
}
.comment-form-submit {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: background 0.2s;
}
.comment-form-submit:hover {
  background: var(--primary-dark);
}

.comment-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.comment-item {
  padding: 20px;
  background: var(--bg-light);
  border-radius: var(--radius-sm);
}
.comment-item-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.comment-author {
  font-size: 14px;
  font-weight: 700;
  color: var(--dark);
}
.comment-date {
  font-size: 12px;
  color: var(--text-light);
}
.comment-body {
  font-size: 14px;
  color: var(--text);
  line-height: 1.7;
}
.comment-empty {
  text-align: center;
  padding: 32px;
  color: var(--text-light);
  font-size: 14px;
}

/* ── 반응형 ── */
@media (max-width: 768px) {
  .blog-hero { padding: 48px 0 32px; }
  .blog-grid { grid-template-columns: 1fr; gap: 16px; }
  .blog-related-grid { grid-template-columns: 1fr; }

  /* 글 상세 — 모바일 최적화 */
  .blog-container { padding: 0 20px; }
  .blog-post { padding: 32px 0 60px; }
  .blog-post-header { padding-bottom: 24px; margin-bottom: 32px; }
  .blog-post-header h1 { font-size: 22px; line-height: 1.4; }
  .blog-post-meta { font-size: 13px; gap: 8px; flex-wrap: wrap; }
  .blog-post-tag { font-size: 12px; padding: 3px 10px; margin-bottom: 12px; }

  .blog-post-content { font-size: 16px; line-height: 1.8; letter-spacing: -0.01em; }
  .blog-post-content > p:first-child { font-size: 16.5px; }
  .blog-post-content p { margin-bottom: 28px; }
  .blog-post-content h2 { font-size: 20px; margin: 44px 0 18px; padding: 16px 0 12px; }
  .blog-post-content h3 { font-size: 17px; margin: 32px 0 12px; }

  /* 이미지 풀블리드 */
  .blog-post-content img {
    width: calc(100% + 40px);
    margin-left: -20px;
    border-radius: 0;
    box-shadow: none;
  }

  /* 테이블 — 모바일: 줄바꿈 허용 + 스크롤 대비 */
  .blog-post-content table {
    font-size: 13.5px;
    border-radius: 8px;
    table-layout: auto;
  }
  .blog-post-content th { padding: 10px 12px; font-size: 12px; }
  .blog-post-content td { padding: 10px 12px; white-space: normal; word-break: keep-all; }

  /* 4컬럼 이상 표만 가로 스크롤 (wrapper 없이 fallback) */
  .blog-post-content .table-scroll {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 8px;
    border: 1px solid var(--border);
  }
  .blog-post-content .table-scroll table {
    border: none;
    min-width: 480px;
  }

  /* 리스트 */
  .blog-post-content ul li, .blog-post-content ol li { margin-bottom: 14px; }
  .blog-post-content ol li::before { width: 22px; height: 22px; font-size: 12px; }
  .blog-post-content ol li { padding-left: 32px; }

  /* 인용문 */
  .blog-post-content blockquote { padding: 20px 20px; margin: 28px 0; font-size: 15px; }

  /* 공유/댓글 */
  .blog-share { margin-top: 40px; }
  .blog-faq { padding: 20px; }
  .comment-form-row { flex-direction: column; gap: 8px; }
  .blog-filter { gap: 6px; }
  .blog-filter-btn { font-size: 12px; padding: 6px 14px; }
}
@media (min-width: 769px) and (max-width: 1024px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-related-grid { grid-template-columns: repeat(2, 1fr); }
}