/* =========================================================
  PC用デザイン
========================================================= */

/* =============
  ページ全体
============= */
.page-body {
  display: flex;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}

.main-blocks {
  width: 100%;
  padding: 10px;
  background: #f8f8f8;
  margin: 0 0 0.5em 0;
  box-sizing: border-box;
}

/* =============
  ページタイトル
============= */
.page-title {
  width: 100%;
  height: 56px;
  line-height: 56px;
  padding-left: 24px;
  color: #fff;
  font-size: 16px;
  font-weight: bold;
  background:
    radial-gradient(
      ellipse at 62% 100%,
      rgba(120,160,210,.45) 0%,
      rgba(70,110,170,.35) 28%,
      transparent 55%
    ),
    repeating-linear-gradient(
      0deg,
      transparent 0px,
      transparent 2px,
      rgba(255,255,255,.45) 3px,
      transparent 4px
    ),
    linear-gradient(
      90deg,
      #0b2f75 0%,
      #123b86 45%,
      #1d4f9a 100%
    );

  border-radius: 3px 3px 0 0;
  border-bottom: 4px solid #c7d5ea;
  box-sizing: border-box;
  margin: 0 0 10px 0;
}

/* =========================================================
  サイトマップ
========================================================= */

/* =============
  全体
============= */
.sitemap-section {
  margin-bottom: 10px;
  padding: 5px;
  border-radius: 12px;
  background: #fff;
}

/* =========================================================
  開閉共通
========================================================= */

.sitemap-section-body,
.subway-sitemap-lv2-body {
  display: none;
}

.sitemap-section.is-open > .sitemap-section-body,
.subway-sitemap-lv2-block.is-open > .subway-sitemap-lv2-body {
  display: block;
}

.sitemap-toggle-icon.is-hidden,
.sitemap-lv2-toggle-icon.is-hidden {
  display: none;
}

/* =========================================================
  Lv1
========================================================= */

.sitemap-section-title {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  width: 100%;

  border-left: 6px solid #0b2f75;
  border-radius: 8px;
  overflow: hidden;
  box-sizing: border-box;
}

.sitemap-section-title-link {
  display: block;
  flex: 1;
  padding: 14px 20px;

  font-size: 24px;
  font-weight: bold;
  color: #0b2f75;
  text-decoration: none;

  box-sizing: border-box;
}

.sitemap-section-title-link::before {
  content: "\25A0 ";
  color: #0b2f75;
}

.sitemap-section-title-link:hover {
  text-decoration: underline;
}

/* Lv1開閉ボタン */
.sitemap-toggle-button {
  display: flex;
  align-items: center;
  justify-content: center;

  width: 56px;
  min-width: 56px;

  border: none;
  border-left: 1px solid #d9d9d9;
  background: transparent;

  cursor: pointer;
  box-sizing: border-box;
}

.sitemap-toggle-icon {
  font-size: 28px;
  font-weight: bold;
  color: #1a3c7c;
}

/* =========================================================
  Lv2
========================================================= */

.subway-sitemap-lv2-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 12px;
}

.subway-sitemap-lv2-block {
  padding-left: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid #e5e5e5;
}

.subway-sitemap-lv2-block:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

/* Lv2タイトル行 */
.subway-sitemap-lv2-title {
  display: flex;
  align-items: stretch;
  justify-content: space-between;

  width: 100%;
  margin-bottom: 5px;

  border-left: 4px solid #0b2f75;
  border-radius: 6px;

  overflow: hidden;
  box-sizing: border-box;
}

/* 左側タイトル領域 */
.subway-sitemap-lv2-title-main {
  display: block;
  flex: 1;
  min-width: 0;
}

/* リンク/テキスト */
.subway-sitemap-lv2-title-link,
.subway-sitemap-lv2-title-text {
  display: block;
  width: 100%;

  padding: 5px 14px;

  font-size: 19px;
  font-weight: bold;
  color: #004ea2;
  box-sizing: border-box;
}

.subway-sitemap-lv2-title-link {
  text-decoration: underline;
}

/* Lv2開閉ボタン */
.sitemap-lv2-toggle-button {
  display: flex;
  align-items: center;
  justify-content: center;

  width: 48px;
  min-width: 48px;

  border: none;
  border-left: 1px solid #d9d9d9;
  background: transparent;

  cursor: pointer;
  box-sizing: border-box;
}

.sitemap-lv2-toggle-icon {
  font-size: 22px;
  font-weight: bold;
  color: #1a3c7c;
}

/* =========================================================
  Lv2直下ページ
========================================================= */

.subway-sitemap-grid {
  display: grid;
  grid-template-columns:
    repeat(3, minmax(0, 1fr));

  gap: 12px;
  margin: 12px 0 12px 12px;
}

.subway-sitemap-card {
  padding: 10px 14px;
  border: 1px solid #d9d9d9;
  border-radius: 8px;
  box-sizing: border-box;
}

.subway-sitemap-title a {
  color: #004ea2;
  text-decoration: none;
}

.subway-sitemap-title a:hover {
  text-decoration: underline;
}

/* =========================================================
  Lv3
========================================================= */

.subway-sitemap-lv3-wrap {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  padding-left: 12px;
}

.subway-sitemap-lv3-block {
  padding: 14px;
  border: 1px solid #d9d9d9;
  border-radius: 10px;
  box-sizing: border-box;
}

.subway-sitemap-lv3-title {
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid #e5e5e5;
  font-size: 16px;
  font-weight: bold;
}

.subway-sitemap-lv3-title a {
  color: #004ea2;
  text-decoration: underline;
}

.subway-sitemap-lv3-title--single {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

/* =========================================================
  Lv3ページ
========================================================= */

.subway-sitemap-file-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.subway-sitemap-file-item a {
  display: block;
  color: #004ea2;
  line-height: 1.6;
  text-decoration: none;
}

.subway-sitemap-file-item a::before {
  content: "\30FB";
}

.subway-sitemap-file-item a:hover {
  text-decoration: underline;
}

/* =========================================================
  レスポンシブ
========================================================= */

@media (max-width: 929px) {

  .subway-sitemap-grid,
  .subway-sitemap-lv3-wrap {
    grid-template-columns: 1fr;
  }

  .sitemap-section-title-link {
    padding: 12px 16px;
    font-size: 20px;
  }

  .sitemap-toggle-button {
    width: 48px;
    min-width: 48px;
  }

  .sitemap-lv2-toggle-button {
    width: 44px;
    min-width: 44px;
  }
}