#blog .main-title-box {
  /* background: #D90013; */
}

/* ========================================
  @media screen and (min-width: 768px),print
======================================== */
@media screen and (min-width: 768px), print {

  /* blog archive */
  #blog main.is-archive {
    overflow-x: hidden;
  }
  #blog main.is-archive .system-contents {
    max-width: none;
    padding-inline: clamp(24px, 4vw, 64px);
  }
  #blog main.is-archive .system-contents {
    width: min(95%, 1200px);
    margin-inline: auto;
    margin-bottom: 60px;
    padding: 0;
  }

  #blog main.is-archive .blog__list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 58px 20px;
    margin-bottom: 60px;
  }
  #blog main.is-archive .blog__item {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
  #blog main.is-archive .blog__item a {
    display: block;
    color: inherit;
    text-decoration: none;
  }
  #blog main.is-archive .blog__item a:hover {
    text-decoration: none;
  }
  #blog main.is-archive .blog__item-thumbnail {
    margin-bottom: 10px;
  }
  #blog main.is-archive .blog__item-thumbnail img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 290 / 220;
    object-fit: cover;
  }
  #blog main.is-archive .blog__item-body {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }
  #blog main.is-archive .blog__item-date {
    font-size: clamp(12px, 0.8vw, 14px);
    font-weight: 400;
    line-height: calc(22 / 14);
    letter-spacing: 0;
    color: #808080;
  }
  #blog main.is-archive .blog__item-title {
    font-size: clamp(14px, 0.9vw, 16px);
    font-weight: 500;
    line-height: calc(23 / 16);
    letter-spacing: 0;
    color: #1A1A1A;
  }

  /* =================================================
  詳細ページ (is-single)
================================================= */
  #blog main.is-single .system-category { }
  #blog main.is-single .system-category.no-category { }
  #blog main.is-single .system-category span { }
  #blog main.is-single .system-date { }
  #blog main.is-single .system-ttl { }
  #blog main.is-single .system-i-pic { }
  #blog main.is-single .system-i-pic img { }
  #blog main.is-single .wysiwyg { }
  #blog main.is-single .system-contents { }
}

/* ========================================
  @media screen and (max-width: 767px)
======================================== */
@media screen and (max-width: 767px) {

  #blog main .main-title-box .main-title {
    min-width: 0;
    width: auto;
    background: none;
    padding: 0;
    margin-bottom: 0;
    /* font-size: 4.8vw; */
    /* font-weight: bold; */
  }

  /* blog archive（トップページ #index .blog SP と同じ） */
  #blog main.is-archive .system-contents {
    width: 100%;
    max-width: none;
    padding-inline: 2.9vw;
  }
  #blog main.is-archive .system-contents {
    margin-bottom: 10vw;
    padding: 3vw;
  }

  #blog main.is-archive .blog__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 5vw 2vw;
    padding: 4vw 2vw;
    margin-bottom: 10vw;
  }
  #blog main.is-archive .blog__item {
    display: flex;
    flex-direction: column;
    gap: 1.9vw;
  }
  #blog main.is-archive .blog__item a {
    display: block;
    color: inherit;
    text-decoration: none;
  }
  #blog main.is-archive .blog__item a:hover {
    text-decoration: none;
  }
  #blog main.is-archive .blog__item-thumbnail {
    margin-bottom: 1.9vw;
  }
  #blog main.is-archive .blog__item-thumbnail img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 290 / 220;
    object-fit: cover;
  }
  #blog main.is-archive .blog__item-body {
    display: flex;
    flex-direction: column;
    gap: 1.9vw;
  }
  #blog main.is-archive .blog__item-date {
    font-size: 3.4vw;
    font-weight: 400;
    line-height: calc(22 / 14);
    letter-spacing: 0;
    color: #808080;
  }
  #blog main.is-archive .blog__item-title {
    font-size: 3.9vw;
    font-weight: 500;
    line-height: calc(23 / 16);
    letter-spacing: 0;
    color: #1A1A1A;
  }

  /* =================================================
  詳細ページ (is-single)
================================================= */
  #blog main.is-single .system-category { }
  #blog main.is-single .system-category.no-category { }
  #blog main.is-single .system-category span { }
  #blog main.is-single .system-date { }
  #blog main.is-single .system-ttl { }
  #blog main.is-single .system-i-pic { }
  #blog main.is-single .system-i-pic img { }
  #blog main.is-single .wysiwyg { }
  #blog main.is-single .system-contents { }
}