/* 건강칼럼 공통 스타일 — 메인 #blog 섹션 + column.php(목록) + blog.php(상세)
   base: common.css의 html{font-size:10px} → 1rem = 10px */

/* ===== 카드 그리드 (메인 섹션 & 목록 공통) ===== */
.blog_grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.4rem;
}
.blog_card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid #e8edee;
  border-radius: 14px;
  overflow: hidden;
  transition:
    box-shadow 0.2s,
    transform 0.2s,
    border-color 0.2s;
}
.blog_card:hover {
  box-shadow: 0 10px 28px rgba(0, 97, 106, 0.12);
  transform: translateY(-3px);
  border-color: #cfe2e5;
}
.blog_thumb {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #f0f4f5;
  overflow: hidden;
}
.blog_thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.blog_body {
  padding: 1.8rem 1.8rem 2.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  flex: 1;
}
.blog_title {
  font-size: 1.7rem;
  font-weight: 700;
  color: #1f2d30;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog_desc {
  font-size: 1.45rem;
  color: #66767b;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog_date {
  margin-top: auto;
  font-size: 1.35rem;
  color: #9aa9ad;
}
.blog_empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 6rem 2rem;
  font-size: 1.7rem;
  color: #66767b;
}
.blog_empty a {
  color: #00616a;
  font-weight: 700;
  text-decoration: underline;
}

/* ===== 메인 페이지 #blog 섹션 ===== */
.blog_section {
  background: #f6fafb;
}
.blog_section .container {
  max-width: 1280px;
  margin: 0 auto;
}
.blog_section__head {
  text-align: center;
  margin-bottom: 5rem;
}
.blog_section__badge {
  display: inline-block;
  background: #e7f1f1;
  color: #00616a;
  font-size: 1.5rem;
  font-weight: 700;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  margin-bottom: 1.6rem;
}
.blog_section__title {
  font-size: clamp(2.6rem, 3.6vw, 3.6rem);
  font-weight: 800;
  color: #1f2d30;
  margin: 0 0 1.2rem;
}
.blog_section__title::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  margin: 1.6rem auto 0;
  background: #00616a;
  border-radius: 2px;
}
.blog_section__lead {
  font-size: 1.7rem;
  margin-top: 50px;
  color: #77878c;
  line-height: 1.7;
}
.blog_section__more {
  text-align: center;
  margin-top: 4.5rem;
}
.blog_section__more a {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  min-height: 54px;
  padding: 0 3.4rem;
  background: #00616a;
  color: #fff;
  border-radius: 999px;
  font-size: 1.6rem;
  font-weight: 700;
  transition: background 0.2s;
}
.blog_section__more a:hover {
  background: #00474e;
}

/* ===== column.php 목록 허브 ===== */
.column-page {
  max-width: 1280px;
  margin: 0 auto;
  padding: 6rem 2rem 10rem;
}
.column-page__head {
  text-align: center;
  margin-bottom: 5rem;
}
.column-page__badge {
  display: inline-block;
  background: #e7f1f1;
  color: #00616a;
  font-size: 1.5rem;
  font-weight: 700;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  margin-bottom: 1.6rem;
}
.column-page__title {
  font-size: clamp(2.8rem, 4vw, 4rem);
  font-weight: 800;
  color: #1f2d30;
  word-break: keep-all;
  margin-bottom: 1.4rem;
}
.column-page__lead {
  font-size: 1.7rem;
  color: #77878c;
  line-height: 1.7;
  word-break: keep-all;
}
.column-page__count {
  margin-top: 0.8rem;
  font-size: 1.5rem;
  color: #00616a;
  font-weight: 600;
}

/* ===== 페이저 ===== */
.blog_pager {
  margin-top: 5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
}
.blog_pager_nums {
  list-style: none;
  display: flex;
  gap: 0.6rem;
  padding: 0;
  margin: 0;
}
.blog_pager_nums a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 0.6rem;
  border-radius: 8px;
  font-size: 1.6rem;
  color: #55636a;
}
.blog_pager_nums a:hover {
  background: #eef5f6;
  color: #00616a;
}
.blog_pager_nums a.is-active {
  background: #00616a;
  color: #fff;
  font-weight: 700;
}
.blog_pager_ellipsis {
  display: inline-flex;
  align-items: center;
  padding: 0 0.4rem;
  color: #aab;
}
.blog_pager_arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid #d9e2e4;
  border-radius: 8px;
  font-size: 2rem;
  color: #55636a;
}
a.blog_pager_arrow:hover {
  border-color: #00616a;
  color: #00616a;
}
.blog_pager_arrow.is-disabled {
  opacity: 0.35;
  pointer-events: none;
}

/* ===== blog.php 상세 ===== */
.blog-view {
  max-width: 900px;
  margin: 0 auto;
  padding: 6rem 2rem 10rem;
}
.blog-view__head {
  border-top: 3px solid #00616a;
  border-bottom: 1px solid #dde6e6;
  padding: 3.6rem 0.4rem 2.6rem;
  margin-bottom: 4rem;
}
.blog-view__badge {
  display: inline-block;
  background: #e7f1f1;
  color: #00616a;
  font-size: 1.5rem;
  font-weight: 700;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  margin-bottom: 1.8rem;
}
.blog-view__title {
  font-size: clamp(2.6rem, 3.8vw, 3.6rem);
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 2rem;
  word-break: keep-all;
  color: #1f2d30;
}
.blog-view__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  font-size: 1.6rem;
  color: #8a999d;
}
.blog-view__author {
  color: #00616a;
  font-weight: 700;
}
.blog-view__meta-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #ccc;
}
.blog-view__thumb {
  margin-bottom: 4rem;
  border-radius: 12px;
  overflow: hidden;
}
.blog-view__thumb img {
  width: 100%;
  height: auto;
  display: block;
}
.blog-view__body {
  position: relative;
  padding: 0 0.4rem;
}
.blog-view__body p {
  font-size: 1.75rem;
  line-height: 1.95;
  color: #333;
  margin-bottom: 1.25em;
  word-break: keep-all;
}
.blog-view__body--fade::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 13rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, #fff 90%);
  pointer-events: none;
}
.blog-view__notice {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  background: #e7f1f1;
  color: #00474e;
  font-size: 1.6rem;
  border-radius: 10px;
  padding: 2rem 2.4rem;
  margin: 1rem 0 3.6rem;
  text-align: center;
  word-break: keep-all;
}
.blog-view__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.2rem;
  padding-top: 3.6rem;
  border-top: 1px solid #dde6e6;
}
.blog-view__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 3.6rem;
  border-radius: 8px;
  font-size: 1.7rem;
  font-weight: 700;
  transition:
    background 0.2s,
    color 0.2s,
    border-color 0.2s;
}
.blog-view__btn--primary {
  background: #00616a;
  color: #fff;
}
.blog-view__btn--primary:hover {
  background: #00474e;
}
.blog-view__btn--ghost {
  border: 1px solid #ccc;
  color: #555;
  background: #fff;
}
.blog-view__btn--ghost:hover {
  border-color: #00616a;
  color: #00616a;
}
.blog-view__adj {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-top: 3.6rem;
}
.blog-view__adj-item {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  padding: 1.8rem 2rem;
  border: 1px solid #e4ebeb;
  border-radius: 10px;
  transition:
    border-color 0.2s,
    background 0.2s;
}
.blog-view__adj-item:hover {
  border-color: #00616a;
  background: #f5fafa;
}
.blog-view__adj-label {
  flex-shrink: 0;
  font-size: 1.5rem;
  font-weight: 700;
  color: #00616a;
}
.blog-view__adj-title {
  font-size: 1.6rem;
  color: #444;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ===== 반응형 ===== */
@media (max-width: 1024px) {
  .blog_grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 767px) {
  .blog_grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.6rem;
  }
  .blog_section .container {
    padding: 5rem 2rem;
  }
  .column-page,
  .blog-view {
    padding: 4rem 2rem 6.4rem;
  }
  .blog-view__title {
    font-size: 2.6rem;
  }
  .blog-view__body p {
    font-size: 1.65rem;
  }
  .blog-view__actions {
    flex-direction: column;
  }
  .blog-view__btn {
    width: 100%;
  }
}
@media (max-width: 460px) {
  .blog_grid {
    grid-template-columns: 1fr;
  }
}