@charset "utf-8";

header {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0) 50%, rgba(2, 73, 185, 1) 100%), url(../img/column/bg_header.png) no-repeat center top / cover;
}

header .inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 1280px;
  min-height: 400px;
  margin: 0 auto;
  padding: 0 40px;
}

header .inner h1 {
  letter-spacing: 0.2rem;
  text-align: center;
  font-weight: bold;
  line-height: 1.2;
}

header .inner h1 .en {
  display: block;
  margin: 0 0 10px;
  color: #A1E2FF;
  font-size: 2rem;
}

header .inner h1 .ja {
  display: block;
  color: #fff;
  font-size: 4.8rem;
}

header .inner .breadcrumb {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  max-width: 1280px;
}

header .inner ul {
  display: flex;
  padding: 15px 40px;
}

header .inner ul>li {
  font-size: 1.4rem;
  color: #fff;
}

header .inner ul>li::after {
  margin: 0 15px;
  content: ">";
}

header .inner ul>li:last-child::after {
  display: none;
}

header .inner ul>li a {
  color: #fff;
  text-decoration: underline;
}

header .inner ul>li a:hover {
  text-decoration: none;
}

.line_btn {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 40px;
}

/*-----------------------------------------------------------
  max-width: 768px
-----------------------------------------------------------*/
@media screen and (max-width: 768px) {

  header {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0) 50%, rgba(2, 73, 185, 1) 100%), url(../img/column/bg_header_sp.png) no-repeat center top / cover;
  }

  header .inner {
    min-height: 102.5vw;
    padding: 0 6.4vw;
  }

  header .inner h1 .en {
    margin: 0 0 5vw;
    font-size: 4.1vw;
  }

  header .inner h1 .ja {
    font-size: 11.8vw;
  }

  header .inner .breadcrumb {
    overflow: auto;
  }

  header .inner ul {
    display: inline-flex;
    padding: 3.8vw 6.4vw;
  }

  header .inner ul>li {
    white-space: nowrap;
    font-size: 3.3vw;
  }

  header .inner ul>li::after {
    margin: 0 3.8vw;
  }

  .line_btn {
    position: sticky;
    top: 0;
    right: 0;
  }

  .line_btn img {
    width: 100%;
    height: auto;
    box-shadow: 0 2px 6px rgba(44, 143, 0, 0.4);
  }

  .container {
    padding: 17.9vw 6.4vw;
  }
}

/* max-width: 768px ここまで */


/* ===========================================
  archive-column
=========================================== */

.container .column_list {
  display: flex;
  flex-wrap: wrap;
  gap: 40px 40px;
}

.container .column_list>li {
  display: flex;
  width: calc((100% - 40px) / 2);
}

.container .column_list>li a {
  position: relative;
  display: flex;
  width: 100%;
  padding: 0 0 60px;
  text-decoration: none;
}

.container .column_list>li a:hover {
  opacity: 0.7;
}

.container .column_list>li a::before {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 40px;
  height: 40px;
  background: #0249b9;
  border-radius: 100vh;
  box-shadow: 0 0 6px rgba(2, 73, 185, 0.2);
  content: "";
}

.container .column_list>li a::after {
  position: absolute;
  right: 17px;
  bottom: 15px;
  width: 8px;
  height: 8px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
  transform: rotate(45deg);
  content: "";
}

.container .column_list>li .posts_inner {
  width: 100%;
}

.container .column_list>li .posts_inner img {
  margin: 0 0 20px;
  width: 100%;
  aspect-ratio: 29 / 19;
  border-radius: 12px;
  object-fit: cover;
}

.container .column_list>li .posts_inner .date {
  margin: 0 0 20px;
  font-size: 1.2rem;
  font-weight: bold;
  color: #0249B9;
}

.container .column_list>li .posts_inner h2 {
  line-height: 1.8;
  font-size: 1.4rem;
  font-weight: bold;
}

.nav-links {
  margin: 80px 0 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0 40px;
}

.nav-links .page-numbers {
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 38px;
  min-height: 38px;
  border: 1px solid transparent;
  color: #0249b9;
}

.nav-links .page-numbers.prev,
.nav-links .page-numbers.next {
  position: relative;
  display: block;
  overflow: hidden;
  text-indent: 100%;
  white-space: nowrap;
  border-color: #0249b9;
}

.nav-links .page-numbers.prev::before,
.nav-links .page-numbers.next::before {
  position: absolute;
  top: 50%;
  width: 8px;
  height: 8px;
  transform: translateY(-50%) rotate(45deg);
  content: "";
}

.nav-links .page-numbers.prev::before {
  left: calc(50% - 2px);
  border-left: 1px solid #0249b9;
  border-bottom: 1px solid #0249b9;
}

.nav-links .page-numbers.next::before {
  right: calc(50% - 2px);
  border-top: 1px solid #0249b9;
  border-right: 1px solid #0249b9;
}

.nav-links .page-numbers.prev:hover,
.nav-links .page-numbers.next:hover {
  background: #0249b9;
}

.nav-links .page-numbers.prev:hover::before {
  border-left: 1px solid #fff;
  border-bottom: 1px solid #fff;
}

.nav-links .page-numbers.next:hover::before {
  border-top: 1px solid #fff;
  border-right: 1px solid #fff;
}


/*-----------------------------------------------------------
  max-width: 768px
-----------------------------------------------------------*/
@media screen and (max-width: 768px) {
  .container .column_list {
    gap: 3.5vw 0;
  }

  .container .column_list>li {
    width: 100%;
  }

  .container .column_list>li a {
    padding: 0 0 9.2vw;
  }

  .container .column_list>li a::before {
    width: 6.1vw;
    height: 6.1vw;
  }

  .container .column_list>li a::after {
    right: 2.3vw;
    bottom: 2.3vw;
    width: 1.6vw;
    height: 1.6vw;
    border-top: 0.5vw solid #fff;
    border-right: 0.5vw solid #fff;
  }

  .container .column_list>li .posts_inner img {
    margin: 0 0 2.5vw;
    border-radius: 2vw;
  }

  .container .column_list>li .posts_inner .date {
    margin: 0 0 3.8vw;
    font-size: 3vw;
  }

  .container .column_list>li .posts_inner h2 {
    font-size: 3.5vw;
  }

  .nav-links {
    margin: 20.5vw 0 0;
    gap: 7.6vw 9vw;
  }

  .nav-links .page-numbers {
    min-width: 9.7vw;
    min-height: 9.7vw;
  }

  .nav-links .page-numbers.prev::before,
  .nav-links .page-numbers.next::before {
    width: 2vw;
    height: 2vw;
  }

}

/* max-width: 768px ここまで */


/* ===========================================
  single-column
=========================================== */
.container .article_area .date {
  margin: 0 0 40px;
  font-size: 1.2rem;
  font-weight: bold;
  color: #0249B9;
}

.container .article_area .title {
  margin: 0 0 40px;
  line-height: 1.6;
  font-size: 3rem;
  font-weight: bold;
}

.container .article_area .thumbnail {
  margin: 0 0 40px;
}

.container .article_area .thumbnail img {
  width: 100%;
  aspect-ratio: 29 / 19;
  border-radius: 12px;
  object-fit: cover;
}

/*
.container .article_area .wysiwyg_area {
  line-height: 1.8;
  font-size: 1.4rem;
}

.container .article_area .wysiwyg_area p,
.container .article_area .wysiwyg_area ul,
.container .article_area .wysiwyg_area ol,
.container .article_area .wysiwyg_area dl,
.container .article_area .wysiwyg_area table {
  margin-bottom: 30px;
}
*/

.container .article_area .anchor_wrap {
  margin: 70px 0 0;
  display: flex;
  justify-content: center;
}

.container .article_area .anchor_wrap .inner {
  position: relative;
  padding: 0 100px;
}

.container .article_area .anchor_wrap .inner a.back {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0 10px;
  min-width: 190px;
  height: 38px;
  border: 1px solid #0249b9;
  color: #0249b9;
  font-size: 1.4rem;
  font-weight: bold;
  text-decoration: none;
}

.container .article_area .anchor_wrap .inner a.back:hover {
  background: #0249b9;
  color: #fff;
}

.container .article_area .anchor_wrap .inner a[rel="prev"],
.container .article_area .anchor_wrap .inner a[rel="next"] {
  position: absolute;
  top: 0;
  display: block;
  overflow: hidden;
  width: 38px;
  height: 38px;
  text-indent: 100%;
  white-space: nowrap;
  border: 1px solid #0249b9;
}

.container .article_area .anchor_wrap .inner a[rel="prev"] {
  left: 0;
}

.container .article_area .anchor_wrap .inner a[rel="next"] {
  right: 0;
}

.container .article_area .anchor_wrap .inner a[rel="prev"]::before,
.container .article_area .anchor_wrap .inner a[rel="next"]::before {
  position: absolute;
  top: 50%;
  width: 8px;
  height: 8px;
  transform: translateY(-50%) rotate(45deg);
  content: "";
}

.container .article_area .anchor_wrap .inner a[rel="prev"]::before {
  left: calc(50% - 2px);
  border-left: 1px solid #0249b9;
  border-bottom: 1px solid #0249b9;
}

.container .article_area .anchor_wrap .inner a[rel="next"]::before {
  right: calc(50% - 2px);
  border-top: 1px solid #0249b9;
  border-right: 1px solid #0249b9;
}

.container .article_area .anchor_wrap .inner a[rel="prev"]:hover,
.container .article_area .anchor_wrap .inner a[rel="next"]:hover {
  background: #0249b9;
}

.container .article_area .anchor_wrap .inner a[rel="prev"]:hover::before {
  border-left: 1px solid #fff;
  border-bottom: 1px solid #fff;
}

.container .article_area .anchor_wrap .inner a[rel="next"]:hover::before {
  border-top: 1px solid #fff;
  border-right: 1px solid #fff;
}


/*-----------------------------------------------------------
  max-width: 768px
-----------------------------------------------------------*/
@media screen and (max-width: 768px) {
  .container .article_area .date {
    margin: 0 0 10.2vw;
    font-size: 3vw;
  }

  .container .article_area .title {
    margin: 0 0 10.2vw;
    line-height: 1.6;
    font-size: 6.1vw;
  }

  .container .article_area .thumbnail {
    margin: 0 0 10.2vw;
  }

  .container .article_area .thumbnail img {
    border-radius: 2vw;
  }

  /*
  .container .article_area .wysiwyg_area {
    line-height: 1.8;
    font-size: 3.5vw;
  }

  .container .article_area .wysiwyg_area p,
  .container .article_area .wysiwyg_area ul,
  .container .article_area .wysiwyg_area ol,
  .container .article_area .wysiwyg_area dl,
  .container .article_area .wysiwyg_area table {
    margin-bottom: 7.6vw;
  }
  */

  .container .article_area .anchor_wrap {
    margin: 20.5vw 0 0;
  }

  .container .article_area .anchor_wrap .inner {
    padding: 0 17.9vw;
  }

  .container .article_area .anchor_wrap .inner a.back {
    min-width: 48.7vw;
    height: 9.7vw;
    font-size: 3.5vw;
  }

  .container .article_area .anchor_wrap .inner a.back:hover {
    background: #0249b9;
    color: #fff;
  }

  .container .article_area .anchor_wrap .inner a[rel="prev"],
  .container .article_area .anchor_wrap .inner a[rel="next"] {
    width: 9.7vw;
    height: 9.7vw;
  }

  .container .article_area .anchor_wrap .inner a[rel="prev"]::before,
  .container .article_area .anchor_wrap .inner a[rel="next"]::before {
    width: 2vw;
    height: 2vw;
  }
}