/* =========================================
   blog.css — 博客页样式
   ========================================= */

.font-50 {
  font-size: clamp(28px, 4vw, 50px);
  line-height: 1.1em;
}

/* =========================================
   BLOG HEADER (#blog-header)
   ========================================= */
#blog-header {
  margin: 0 4.8vw 80px;
  position: relative;
  background-color: #f2f2f2;
}

#blog-header .container {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  height: 80vh;
  min-height: 400px;
}

#blog-header .container .col-left {
  width: 40%;
  padding: 70px;
  position: relative;
}

#blog-header .container .col-right {
  width: 60%;
  height: 100%;
  overflow: hidden;
}

#blog-header .container .col-right .image-entete {
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

#blog-header .arrow-header {
  position: absolute;
  bottom: 1.5vw;
  left: 1.5vw;
}

#blog-header .bt-retour {
  display: none;
  align-items: center;
  gap: 6px;
  color: #808080;
  font-size: 14px;
  font-family: var(--font-medium);
  font-weight: 500;
  margin-bottom: 20px;
  position: absolute;
  top: 20px;
  left: 70px;
}

/* =========================================
   BLOG CONTAINER (#blog-container)
   ========================================= */
#blog-container {
  padding: 9.4vh 5.33vw 9.4vh 6.66vw;
  margin-left: 5vw;
  margin-right: 5vw;
  margin-bottom: 80px;
  background-color: #EDE6E0;
}

#blog-container .nav-blog {
  display: flex;
  flex-direction: column;
  width: 100%;
}

#blog-container .nav-blog .filtre {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  width: 100%;
  margin-top: 25px;
  flex-wrap: wrap;
  gap: 12px 14px;
}

#blog-container .nav-blog .filtre .unfiltre {
  text-decoration: none;
  cursor: pointer;
  margin-right: 0;
  margin-bottom: 0;
  font-family: var(--font-medium);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  padding: 10px 22px;
  border-radius: 999px;
  border: 1px solid var(--color-primary);
  background-color: var(--color-primary);
  color: #fff;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}
#blog-container .nav-blog .filtre .unfiltre:not(.active):hover {
  text-decoration: none;
  opacity: 0.9;
}
#blog-container .nav-blog .filtre .unfiltre.active {
  background-color: #fff;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* 文章网格 — 参考图1 垂直卡片 */
#blog-container .articles-container {
  width: 100%;
  padding-top: 8.2vh;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  column-gap: 32px;
  row-gap: 40px;
}

#blog-container .articles-container .nothing {
  font-family: var(--font-base);
  color: #808080;
  padding: 20px 0;
  grid-column: 1 / -1;
  text-align: center;
}

#blog-container .articles-container a.article-link {
  display: block;
  color: inherit;
  text-decoration: none;
  height: 100%;
}

#blog-container .articles-container .article-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background-color: #fff;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

#blog-container .articles-container a.article-link:hover .article-card {
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

/* 16:9 列表图 */
#blog-container .articles-container .article-card-image {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: #f0f0f0;
}

#blog-container .articles-container .article-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease-in-out;
}

#blog-container .articles-container a.article-link:hover .article-card-image img {
  transform: scale(1.04);
}

#blog-container .articles-container .article-card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 28px 24px 24px;
}

#blog-container .articles-container .article-card-title {
  font-size: clamp(14px, 1.2vw, 17px);
  line-height: 1.35;
  text-transform: uppercase;
  color: var(--color-text);
  margin: 0 0 12px;
  letter-spacing: 0.02em;
}

#blog-container .articles-container .article-card-excerpt {
  font-size: 14px;
  line-height: 1.55;
  color: #666;
  margin: 0 0 20px;
  flex: 1;
}

#blog-container .articles-container .article-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding-top: 8px;
  color: var(--color-primary);
  font-size: 13px;
}

#blog-container .articles-container .meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

#blog-container .articles-container .meta-icon {
  flex-shrink: 0;
}

/* =========================================
   Responsive
   ========================================= */
@media screen and (max-width: 1230px) {
  #blog-header .container .col-right .image-entete {
    object-fit: cover;
    width: 100%;
    height: 100%;
  }
  #blog-container .articles-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 992px) {
  #blog-header .container .col-left {
    padding-left: 40px;
    padding-right: 40px;
  }
  #blog-container {
    padding: 80px 4vw;
    margin-left: 0;
    margin-right: 0;
  }
  #blog-header .bt-retour {
    left: 40px;
  }
}

@media screen and (max-width: 768px) {
  #blog-header {
    margin: 0 40px 20px 40px;
    background-color: transparent;
    overflow: hidden;
  }
  #blog-container .nav-blog .filtre .unfiltre {
    padding: 8px 14px;
    font-size: 13px;
  }
  #blog-header .container {
    position: relative;
    height: auto;
    min-height: 0;
    aspect-ratio: 820 / 660;
  }
  #blog-header .container .col-left,
  #blog-header .container .col-right {
    width: 100%;
  }
  #blog-header .container .col-left {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 40px;
  }
  #blog-header .container .col-right {
    position: absolute;
    inset: 0;
    z-index: 1;
    height: 100%;
  }
  #blog-header .container .col-right .image-entete {
    display: block;
    height: 100%;
    object-fit: cover;
    object-position: center top;
  }
  #blog-header .bt-retour {
    display: flex;
    z-index: 3;
    left: 40px;
    top: 15px;
  }
  #blog-header .arrow-header {
    z-index: 3;
    left: 0;
    right: 0;
    margin: auto;
    width: fit-content;
    bottom: 1.5vw;
  }
  #blog-header .arrow-header path {
    fill: #fff;
  }
  #blog-container {
    padding: 40px;
    margin-left: 40px;
    margin-right: 40px;
    margin-bottom: 40px;
  }
  #blog-container .articles-container {
    padding-top: 40px;
    grid-template-columns: 1fr;
    row-gap: 35px;
  }
  #blog-container .articles-container .article-card-body {
    padding: 24px 20px 20px;
  }
}

@media screen and (max-width: 480px) {
  #blog-header {
    margin: 0 20px 20px 20px;
  }
  #blog-header .bt-retour {
    left: 20px;
  }
  #blog-container {
    padding: 50px 20px;
    margin-left: 20px;
    margin-right: 20px;
    margin-bottom: 20px;
  }
}