@charset "UTF-8";
/*****レスポンシブデザイン*****/
#main-in {
  margin: 0 auto;
  max-width: 1040px;
  padding: 0 20px 0 220px;
}
@media screen and (max-width: 767px) {
  #main-in {
    padding-left: 20px;
    margin-top: 80px;
  }
}

.main-visual {
  background: url("../img/header_2.jpg") no-repeat center center/cover;
  width: 100%;
  height: 350px;
  z-index: -100;
}

.main-visual__lead {
  font-size: 48px;
}

#main p {
  margin-bottom: 1em;
  line-height: 1.9;
}

.util-link {
  font-size: 14px;
  letter-spacing: 0.1em;
  background: #ff9544;
  color: #fff;
  display: inline-block;
  padding: 10px 25px;
  -webkit-transition: background-color 0.4s, color 0.4s;
  transition: background-color 0.4s, color 0.4s;
}
.util-link.-active {
  color: #fff;
}
@media screen and (min-width: 768px) {
  .util-link:not(.-submit):hover {
    background: #1e90ff;
    color: #fff;
  }
}

#copyright a {
  color: #666;
  text-decoration: none;
}

#copyright a:hover {
  text-decoration: underline;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  margin: 0;
  background: #f9f8f4;
  color: #333;
}

.site-header {
  background: #ffffff;
  padding: 1rem 2rem;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
}

.main-nav ul {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 1.2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-header {
  -webkit-box-shadow: 0px 0px 7px -5px #777777;
          box-shadow: 0px 0px 7px -5px #777777;
  border-radius: 4px;
}

.content-wrapper {
  max-width: 1200px;
  margin: 2rem auto;
  gap: 2rem;
  padding: 0 1rem;
}

.sidebar {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 40px;
}

.sidebar h2 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  border-bottom: 2px solid #ccc;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}

.sidebar ul {
  list-style: none;
  padding-left: 0;
  line-height: 1.8;
}

.news-list article {
  margin-bottom: 2rem;
}

.news-meta {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

.news-meta .date {
  color: #666;
}

.news-meta .label {
  background: #eee;
  padding: 0.2rem 0.6rem;
  border-radius: 15px;
  font-size: 0.75rem;
}

.news-list h3 {
  font-size: 1.1rem;
  margin: 0.3rem 0 0.5rem;
}
@media screen and (max-width: 767px) {
  .news-list h3 {
    font-size: 0.8rem;
  }
}

.news-list hr {
  border: none;
  border-top: 1px solid #ccc;
  margin-top: 0.5rem;
}

.page-header.style2 {
  position: relative;
  background-image: -webkit-gradient(linear, left top, right top, from(rgb(194, 218, 255)), to(rgb(255, 255, 255)));
  background-image: linear-gradient(90deg, rgb(194, 218, 255), rgb(255, 255, 255));
  padding: 3rem 2rem;
  color: #333;
  border-bottom: 1px solid #ccc;
  overflow: hidden;
}
@media screen and (max-width: 767px) {
  .page-header.style2 {
    padding: 10px 20px;
  }
}

.page-header.style2 h1 {
  position: relative;
  font-size: 2.2rem;
  font-weight: bold;
  z-index: 2;
  color: #fff;
  text-shadow: 1.5px 1.5px 1.5px rgba(56, 56, 56, 0.979);
}
@media screen and (max-width: 767px) {
  .page-header.style2 h1 {
    font-size: 1.2rem;
  }
}

.page-header.style2::after {
  content: "INFORMATION";
  position: absolute;
  font-size: 6rem;
  font-weight: 300;
  font-style: italic;
  color: rgba(0, 0, 0, 0.05);
  left: 1rem;
  top: 50%;
  -webkit-transform: rotate(-10deg) translateY(-50%);
          transform: rotate(-10deg) translateY(-50%);
  z-index: 1;
  pointer-events: none;
}
@media screen and (max-width: 767px) {
  .page-header.style2::after {
    font-size: 2.2rem;
  }
}

.archive-section {
  margin-top: 0.2rem;
  padding-top: 0.2rem;
}

.archive-section h2 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  border-left: 4px solid #666;
  padding-left: 0.5rem;
}
@media screen and (max-width: 767px) {
  .archive-section h2 {
    font-size: 0.9rem;
  }
}

.archive-list {
  list-style: none;
  padding: 0;
}

.archive-toggle {
  background: none;
  border: none;
  font-size: 1rem;
  color: #0066cc;
  cursor: pointer;
  text-align: left;
  padding: 0.3rem 0;
  line-height: 1rem;
}

.archive-sublist {
  list-style: disc;
  margin-top: 0.3rem;
  display: none; /* JSで切り替え */
}
@media screen and (max-width: 767px) {
  .archive-sublist {
    font-size: 0.7rem;
  }
}

.archive-sublist li {
  margin: 0.3rem 0;
}

.archive-sublist a {
  color: #333;
  text-decoration: none;
}

.archive-sublist a:hover {
  text-decoration: underline;
}