/* スクロールバーの幅を計算して変数として保持 */
:root {
  --scrollbar-width: 0px;
  --menu-opacity: 0;
}

/* スクロールバーの幅を計算して設定 */
@media screen and (min-width: 768px) {
  :root {
    --scrollbar-width: 8px;
  }
}

/* ハンバーガーメニューが開いている時のbodyのスタイル */
html.menu-open,
body.menu-open {
  overflow: hidden;
  padding-right: var(--scrollbar-width);
  position: relative;
}

/* bodyの背景オーバーレイを削除 */
html.menu-open::after,
body.menu-open::after,
html.hamburger-menu-open::after {
  display: none;
}

/* メニュー本体 */
.hamburger-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  background: rgba(51, 104, 118, 0.95);
  will-change: opacity, visibility;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* メニューが開いている時の状態 */
.hamburger-menu.is-open,
#hamburger-menu-trigger:checked ~ .hamburger-menu {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

/* メニューの中身 */
.hamburger-menu__header {
  position: relative;
  z-index: 10000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 15px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.hamburger-menu__header .mainlogo {
  display: none;
}

/* 閉じるボタン */
.hamburger-menu__close {
  margin-left: auto;
}

.hamburger-menu__close .hamburger-trigger {
  position: relative;
  width: 40px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(102, 102, 102, 0.2);
  border-radius: 5px;
  z-index: 2001;
  transition: background-color 0.3s ease;
}

.hamburger-menu__close .hamburger-trigger:hover {
  background-color: rgba(255, 255, 255, 0.7);
}

.hamburger-menu__close span,
.hamburger-menu__close span::before {
  display: block;
  height: 2px;
  width: 20px;
  border-radius: 2px;
  background: #336876;
  position: absolute;
}

.hamburger-menu__close span {
  transform: rotate(45deg);
}

.hamburger-menu__close span::before {
  content: "";
  transform: rotate(90deg);
}

/* メニューのナビゲーション */
.hamburger-menu__nav {
  position: relative;
  z-index: 10000;
  padding: 20px;
  height: calc(100vh - 80px);
  overflow-y: auto;
  pointer-events: auto;
}

.hamburger-menu__list {
  list-style: none;
  padding: 0;
  margin: 0;
  pointer-events: auto;
}

.hamburger-menu__item {
  margin: 15px 0;
  pointer-events: auto;
}

.hamburger-menu__link {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-size: 18px;
  display: block;
  padding: 12px 15px;
  border-radius: 5px;
  pointer-events: auto;
  cursor: pointer;
}

.hamburger-menu__link:hover {
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.1);
}

.hamburger-menu__divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  margin: 15px 0;
}

.hamburger-menu__contact {
  margin-top: 40px;
  text-align: center;
  padding: 0 20px;
}

.hamburger-menu__contact-btn {
  display: inline-block;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  padding: 15px 30px;
  border-radius: 25px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.hamburger-menu__contact-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* PC表示時の調整 */
@media (min-width: 768px) {
  .hamburger-menu {
    width: 400px;
  }

  .hamburger-menu__header {
    padding: 30px 50px;
  }

  .hamburger-menu__nav {
    padding: 30px 50px;
  }

  .hamburger-menu__link {
    font-size: 20px;
    padding: 15px 20px;
  }
}

/* ハンバーガーメニュートリガー */
#hamburger-menu-trigger {
  display: none;
}

/* ハンバーガーメニューが開いている時のトリガーボタンのスタイル */
#hamburger-menu-trigger:checked ~ .navbar .hamburger-trigger {
  background-color: transparent;
}

/* ハンバーガーメニュートリガーボタン */
.hamburger-trigger {
  position: relative;
  width: 40px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(102, 102, 102, 0.2);
  border-radius: 5px;
  z-index: 2001;
  transition: background-color 0.3s ease;
}

.hamburger-trigger:hover {
  background-color: rgba(255, 255, 255, 0.7);
}

.hamburger-trigger span,
.hamburger-trigger span::before,
.hamburger-trigger span::after {
  display: block;
  height: 2px;
  width: 20px;
  border-radius: 2px;
  background: #336876;
  position: absolute;
  transition: all 0.3s ease;
}

.hamburger-trigger span {
  transform: translateY(0);
}

.hamburger-trigger span::before {
  content: "";
  transform: translateY(-6px);
}

.hamburger-trigger span::after {
  content: "";
  transform: translateY(6px);
}

/* ハンバーガーメニューカウンセリングボタン */
.hamburger-counseling {
  display: block;
  width: 100%;
}

.hamburger-counseling-btn {
  display: block;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  padding: 15px 30px;
  border-radius: 25px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin: 20px 0;
}

.hamburger-counseling-btn .text {
  margin: 0;
  font-size: 14px;
  line-height: 1;
}