/* ============================================================
   Blog Page — blog.css
   home.html 専用スタイル
============================================================ */

/* ============================================================
   Category Navigation
============================================================ */
.blog-cat-nav {
  background-color: var(--color-gray);
  padding: 24px 0;
}

.blog-cat-nav__list {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.blog-cat-nav__btn {
  font-family: var(--font-serif-en);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  border: 1px solid var(--color-gold);
  padding: 8px 24px;
  text-decoration: none;
  transition: background-color 0.25s ease, color 0.25s ease;
}

.blog-cat-nav__btn:hover,
.blog-cat-nav__btn.is-active {
  background-color: var(--color-gold);
  color: var(--color-black);
}

/* ============================================================
   Blog Articles Section
============================================================ */
.blog-sec {
  background-color: var(--color-black);
  padding: 80px 0 64px;
}

.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 48px auto 0;
  max-width: 500px;
  align-items: start;
}

@media (min-width: 768px) {
  .blog-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 80px 48px;
    max-width: 1080px;
  }
}

/* ============================================================
   Blog Card
============================================================ */
.blog-card {
  border-bottom: 0.5px solid var(--color-gold);
  padding-bottom: 32px;
  margin-bottom: 32px;
  text-decoration: none;
  display: block;
  transition: opacity 0.3s ease;
}

.blog-card:hover {
  opacity: 0.85;
}

@media (min-width: 768px) {
  .blog-card {
    padding-bottom: 0;
    margin-bottom: 0;
    border-bottom: none;
  }
}

.blog-card__thumb {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  width: 100%;
  flex-shrink: 0;
  margin-bottom: 16px;
}

.blog-card__thumb img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--ease-out);
}

.blog-card:hover .blog-card__thumb img {
  transform: scale(1.06);
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.blog-card__cat {
  font-family: var(--font-serif-en);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  border: 1px solid var(--color-gold);
  padding: 2px 10px;
}

.blog-card__date {
  font-family: var(--font-serif-en);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--color-white2);
}

.blog-card__title {
  font-family: var(--font-serif-jp);
  font-size: 16px;
  color: var(--color-white);
  line-height: 1.75;
  letter-spacing: 0.06em;
  margin-top: 12px;
  margin-bottom: 16px;
}

.blog-card__more {
  display: block;
  text-align: right;
  font-family: var(--font-serif-en);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--color-gold);
  transition: text-decoration 0.2s ease;
}

.blog-card:hover .blog-card__more {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* PC: カード間の縦区切り */
@media (min-width: 768px) {
  .blog-grid {
    border-bottom: 0.5px solid var(--color-gold);
    padding-bottom: 48px;
  }

  .blog-card + .blog-card{
    position: relative;
  }

  .blog-card + .blog-card::after {
    content: '';
    width: 0.5px;
    height: 100%;
    background-color: var(--color-gold);
    position: absolute;
    left: -24px;
    top: 50%;
    transform: translateY(-50%);
  }
}

/* ============================================================
   Pagination
============================================================ */
.blog-pagination {
  background-color: var(--color-black);
  padding: 0 0 80px;
}

.blog-pager {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 0;
}

.blog-pager__link,
.blog-pager__current,
.blog-pager__dots,
.blog-pager__next {
  font-family: var(--font-serif-en);
  font-size: 13px;
  letter-spacing: 0.12em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 8px;
  text-decoration: none;
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  transition: background-color 0.25s ease, color 0.25s ease;
}

.blog-pager__current {
  background-color: var(--color-gold);
  color: var(--color-black);
  font-weight: 600;
}

.blog-pager__dots {
  border-color: transparent;
  color: var(--color-white2);
  pointer-events: none;
}

.blog-pager__link:hover,
.blog-pager__next:hover {
  background-color: var(--color-gold);
  color: var(--color-black);
}

.blog-pager__next {
  letter-spacing: 0.1em;
  padding: 0 16px;
}

/* ============================================================
   Category Heading
============================================================ */
.blog-cat-heading {
  font-family: var(--font-serif-jp);
  font-size: clamp(14px, 2vw, 16px);
  color: var(--color-white2);
  letter-spacing: 0.1em;
  margin-bottom: 32px;
}

.blog-cat-heading strong {
  font-family: var(--font-serif-en);
  font-size: clamp(16px, 2.5vw, 20px);
  color: var(--color-gold);
  letter-spacing: 0.2em;
  margin-right: 8px;
}

/* ============================================================
   Back to Blog Button
============================================================ */
.blog-back {
  background-color: var(--color-black);
  padding: 0 0 72px;
  text-align: center;
}

.sngl-tag {
  font-size: 12px;
  color: #666;
  margin-right: 6px;
}