@charset "UTF-8";
@import url("https://fonts.googleapis.com/css2?family=Zen+Maru+Gothic:wght@700&display=swap");
:root {
  --primary-color: #3498db;
  --primary-dark: #2980b9;
  --accent-color: #e67e22;
  --bg-color: #f8fbfe;
  --card-bg: #ffffff;
  --text-color: #333333;
  --border-color: #d6eaf8;
}

*,
*::after,
*::before {
  margin: 0;
  padding: 0;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

body {
  font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  line-height: 1.8;
  color: var(--text-color);
  background-color: #fff;
  border-bottom: 15px solid var(--primary-color);
}

img {
  max-width: 100%;
  height: auto;
}

p {
  margin: 1em 0;
}

ul {
  list-style: circle;
  list-style-position: inside;
}
ul li {
  padding-left: 1em;
  text-indent: -1em;
}
ul li a {
  color: var(--primary-color);
  text-decoration: underline;
}
ul li a:hover {
  color: var(--primary-dark);
}

a.text-link {
  color: var(--primary-color);
  text-decoration: underline;
}
a.text-link:hover {
  color: var(--primary-dark);
}

.container {
  max-width: 1024px;
  margin: 40px auto;
  padding: 0 20px;
}

.header-box {
  background-color: #fff;
  padding: 40px 20px;
  text-align: center;
  margin-bottom: 40px;
  border-bottom: 3px dashed var(--border-color);
  border-top: 15px solid var(--primary-color);
  -webkit-box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
          box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

h1 {
  color: var(--primary-dark);
  font-size: 1.8rem;
  font-family: "Zen Maru Gothic", sans-serif;
}

.top-image {
  width: 60%;
  margin: 0 auto 30px;
  max-width: 500px;
}

h2.section-header {
  font-size: 1.2rem;
  color: #333;
  border-left: 6px solid #3498db;
  padding: 8px 0 8px 15px;
  margin: 60px 0 25px;
}

h2.category-header {
  font-family: "Zen Maru Gothic", sans-serif;
  font-size: 1.5rem;
  text-align: center;
  color: var(--primary-color);
  padding: 20px 30px;
  margin: 60px auto 40px;
  position: relative;
  border-top: 1px solid;
  border-bottom: 1px solid;
}
@media screen and (max-width: 750px) {
  h2.category-header {
    font-size: 1.3rem;
    padding: 15px 20px;
    margin: 40px auto 30px;
  }
}

h2.category-header.type-orange {
  color: #e67e22;
}

h2.category-header.type-green {
  color: #27ae60;
}

h2.category-header.type-navy {
  color: #34495e;
}

.contents-navigation {
  margin-bottom: 50px;
}
.contents-navigation .nav-wrapper {
  background-color: #fff;
  border: 2px solid var(--border-color);
  border-radius: 15px;
  padding: 30px;
  -webkit-box-shadow: 0 4px 15px rgba(52, 152, 219, 0.05);
          box-shadow: 0 4px 15px rgba(52, 152, 219, 0.05);
}
.contents-navigation .nav-title {
  font-family: "Zen Maru Gothic", sans-serif;
  font-size: 1.3rem;
  color: var(--primary-dark);
  margin-bottom: 25px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 10px;
  border-bottom: 2px solid var(--bg-color);
  padding-bottom: 10px;
}
.contents-navigation .nav-title span {
  font-size: 0.8rem;
  color: #bdc3c7;
  letter-spacing: 0.1em;
}
.contents-navigation .nav-row {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 30px;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
}
@media screen and (max-width: 750px) {
  .contents-navigation .nav-row {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
}
.contents-navigation .nav-column {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  min-width: 250px;
}
.contents-navigation .nav-column .column-label {
  font-weight: bold;
  font-size: 0.95rem;
  margin-bottom: 12px;
  padding: 4px 12px;
  border-radius: 4px;
  display: inline-block;
}
.contents-navigation .nav-column .column-label.label-blue {
  background: #eef7fe;
  color: var(--primary-dark);
}
.contents-navigation .nav-column .column-label.label-orange {
  background: #fff5ee;
  color: #e67e22;
}
.contents-navigation .nav-column ul {
  list-style: none;
  padding: 0;
}
.contents-navigation .nav-column ul.two-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px 15px;
}
@media screen and (max-width: 500px) {
  .contents-navigation .nav-column ul.two-columns {
    grid-template-columns: 1fr;
  }
}
.contents-navigation .nav-column ul li {
  padding: 4px 0;
  text-indent: 0;
}
.contents-navigation .nav-column ul li a {
  color: var(--text-color);
  text-decoration: none;
  font-size: 0.9rem;
  display: block;
  -webkit-transition: 0.2s;
  transition: 0.2s;
}
.contents-navigation .nav-column ul li a:hover {
  color: var(--primary-color);
  padding-left: 5px;
}
.contents-navigation .nav-column ul li a::before {
  content: "›";
  color: var(--primary-color);
  margin-right: 6px;
  font-weight: bold;
}
.contents-navigation .nav-footer {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px dashed var(--border-color);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 15px;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
}
.contents-navigation .nav-footer .footer-link {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  min-width: 200px;
  text-align: center;
  padding: 12px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 0.95rem;
  -webkit-transition: 0.3s;
  transition: 0.3s;
}
.contents-navigation .nav-footer .footer-link.green {
  background: #e8f6ed;
  color: #27ae60;
  border: 1px solid #c2eabd;
}
.contents-navigation .nav-footer .footer-link.navy {
  background: #f0f3f6;
  color: #34495e;
  border: 1px solid #d6dee5;
}
.contents-navigation .nav-footer .footer-link:hover {
  -webkit-transform: translateY(-2px);
          transform: translateY(-2px);
  -webkit-filter: brightness(0.95);
          filter: brightness(0.95);
}

details {
  margin-bottom: 15px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  overflow: hidden;
}
details summary {
  padding: 20px 25px;
  cursor: pointer;
  font-weight: bold;
  color: var(--primary-dark);
  list-style: none;
  position: relative;
  -webkit-transition: background 0.2s;
  transition: background 0.2s;
}
details summary::-webkit-details-marker {
  display: none;
}
details summary::after {
  content: "▼";
  float: right;
  font-size: 0.7rem;
  color: var(--primary-color);
  -webkit-transition: -webkit-transform 0.3s;
  transition: -webkit-transform 0.3s;
  transition: transform 0.3s;
  transition: transform 0.3s, -webkit-transform 0.3s;
}
details summary:hover {
  background-color: #f0f8ff;
}
details[open] > summary {
  background-color: #f0f8ff;
}
details[open] > summary::after {
  -webkit-transform: rotate(180deg);
          transform: rotate(180deg);
}

.content-inner {
  padding: 20px 30px;
  border-top: 1px solid var(--border-color);
  background-color: #fff;
}

.dv-warning {
  background-color: #fff5f5;
  border: 2px solid #ffcccc;
  border-radius: 12px;
  padding: 25px;
  margin: 30px 0;
}
.dv-warning h3 {
  color: #e74c3c;
  margin-bottom: 0.8em;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

.child-warning {
  background-color: #f0fcf4;
  border: 2px solid #c2eabd;
  border-radius: 12px;
  padding: 25px;
}
.child-warning h3 {
  color: #27ae60;
  margin-bottom: 0.8em;
}
.child-warning h3::before {
  content: "💡";
  margin-right: 8px;
}

table {
  border-collapse: collapse;
  width: 100%;
}
table td {
  border: 1px solid #bbb;
  padding: 0.5rem;
  vertical-align: top;
}

.link-button {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 8px 20px;
  background-color: #f0f7ff;
  color: #3498db;
  border: 2px solid #3498db;
  text-decoration: none;
  border-radius: 30px;
  font-weight: bold;
  font-size: 0.9rem;
  margin: 8px;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}
.link-button:hover {
  background-color: #3498db;
  color: #ffffff;
  -webkit-transform: translateY(-2px);
          transform: translateY(-2px);
  -webkit-box-shadow: 0 4px 12px rgba(52, 152, 219, 0.2);
          box-shadow: 0 4px 12px rgba(52, 152, 219, 0.2);
}

.link-button.warning {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 8px 20px;
  background-color: #e74c3c;
  color: #fff;
  border: 2px solid #fff;
  text-decoration: none;
  border-radius: 30px;
  font-weight: bold;
  font-size: 0.9rem;
  margin: 8px;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}
.link-button.warning:hover {
  background-color: #e97467;
  color: #ffffff;
  -webkit-transform: translateY(-2px);
          transform: translateY(-2px);
}

footer {
  text-align: center;
  padding: 50px 20px;
  color: #95a5a6;
  font-size: 0.85rem;
}

@media screen and (max-width: 750px) {
  .header-box {
    padding: 30px 15px;
  }
  h1 {
    font-size: 1.5rem;
  }
  .top-image {
    width: 85%;
  }
  .content-inner {
    padding: 20px;
  }
  h2.section-header {
    font-size: 1.2rem;
  }
}
.button-group {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.mt-10 {
  margin-top: 10px;
}

.box {
  margin-bottom: 30px;
}

/* 全体のコンテナ */
.index-navigation {
  margin: 40px auto;
  max-width: 1000px;
  padding: 0 15px;
}

/* 親リストの設定 */
.index-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}

/* 親メニュー各項目の設定（大枠4つ） */
.index-list > li {
  width: 100%;
  margin-bottom: 15px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  text-indent: 0;
  padding-left: 0;
}

/* 共通のボタン・通常のリンクスタイル */
.index-list .accordion-toggle,
.index-list .normal-link {
  display: block;
  width: 100%;
  padding: 22px 40px 22px 20px;
  text-decoration: none;
  color: #333;
  font-size: 16px;
  font-weight: bold;
  position: relative;
  background-color: #fff;
  border-top: 1px solid #eee;
  border-right: 1px solid #eee;
  border-bottom: 1px solid #eee;
  border-left: 4px solid #3498db;
  cursor: pointer;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  text-align: left;
  font-family: inherit;
  -webkit-transition: background-color 0.2s, color 0.2s;
  transition: background-color 0.2s, color 0.2s;
}

/* ホバー時の挙動 */
.index-list .accordion-toggle:hover,
.index-list .normal-link:hover {
  color: #3498db;
  background-color: #fcfcfc;
  -webkit-box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
          box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
}

/* アコーディオンの「＋」アイコン作成 */
.accordion-toggle::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  -webkit-transform: translateY(-50%);
          transform: translateY(-50%);
  font-size: 18px;
  color: #3498db;
  -webkit-transition: -webkit-transform 0.3s;
  transition: -webkit-transform 0.3s;
  transition: transform 0.3s;
  transition: transform 0.3s, -webkit-transform 0.3s;
}

/* メニューが開いている（.is-openクラスがある）時のスタイル変更 */
.accordion-toggle.is-open {
  color: #3498db;
  background-color: #fcfcfc;
}

.accordion-toggle.is-open::after {
  content: "−";
  /* プラスからマイナスへ */
}

/* 子メニュー（展開される中身）の初期設定 */
.child-list {
  list-style: none;
  padding: 0;
  margin: 0;
  background-color: #f9f9f9;
  border-left: 4px solid #bbb;
  border-right: 1px solid #eee;
  display: none;
  /* 最初は非表示（JSで制御） */
  overflow: hidden;
  /* アニメーション時のはみ出し防止 */
}

.child-list li {
  padding-left: 0;
  text-indent: 0;
}

/* 子メニューのリンク設定 */
.child-list a {
  display: block;
  border: none;
  border-bottom: 1px solid #eee;
  color: #666;
  text-decoration: none;
  font-weight: normal;
  padding: 15px 20px;
  font-size: 15px;
  -webkit-transition: background-color 0.2s;
  transition: background-color 0.2s;
  font-weight: bold;
}

.child-list li:last-child a {
  border-bottom: none;
}

.child-list a:hover {
  background-color: #f0f4f8;
  color: #3498db;
}

@media (max-width: 750px) {
  /* PC・スマホ共通で100%（縦並び）になったため、li の width 指定は不要になりました */
  .index-list > li {
    margin-bottom: 12px;
    /* スマホでは間隔を少しだけ詰める */
  }
  .index-list .accordion-toggle,
  .index-list .normal-link {
    font-size: 15px;
    padding: 18px 40px 18px 15px;
  }
  .child-list a {
    padding: 15px 15px;
    font-size: 14px;
  }
}/*# sourceMappingURL=portal_parent.css.map */