/* ========== Site Header 基本 ========== */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  border-bottom: 1px solid #e8ecf0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 10px 16px;
}
.site-logo img {
  display: block;
  height: auto;
}

/* PCナビ（1110px以上で横並び） */
.global-nav {
  display: none;
}
.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 20px;
}
.nav-item a {
  display: block;
  padding: 10px 6px;
  text-decoration: none;
  color: #1c1c1c;
  font-size: 15px;
}
.nav-item a:focus,
.nav-item a:hover {
  text-decoration: underline;
}

/* ========== ハンバーガーボタン ========== */
.nav-toggle {
  position: relative;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2001;
  transition: opacity .3s ease;
}
.nav-toggle .bar {
  position: absolute;
  width: 22px;
  height: 2px;
  background: #e5e5e5;
  box-shadow: 0 1px 2px rgba(0,0,0,0.6);
  transition: transform 0.45s cubic-bezier(.22,.61,.36,1), opacity 0.45s ease;
}
.nav-toggle .bar:nth-child(1) {
  transform: translateY(-7px);
}
.nav-toggle .bar:nth-child(2) {
  transform: translateY(0);
}
.nav-toggle .bar:nth-child(3) {
  transform: translateY(7px);
}
.nav-toggle .label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* 開閉時のアイコン変形 */
.nav-toggle.is-open .bar:nth-child(1) {
  transform: rotate(45deg);
}
.nav-toggle.is-open .bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-open .bar:nth-child(3) {
  transform: rotate(-45deg);
}

/* ========== ドロワーメニュー ========== */
.nav-drawer {
  position: fixed;
  inset: 0;
  background: #ffffff;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s cubic-bezier(.22,.61,.36,1);
  z-index: 2000;
}
.nav-drawer[aria-hidden="false"] {
  opacity: 1;
  pointer-events: auto;
}

/* コンテンツ中央寄せ（ふわっと表示） */
.drawer-inner {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  transform: translateY(10px);
  transition: transform 0.6s cubic-bezier(.22,.61,.36,1);
}
.nav-drawer[aria-hidden="false"] .drawer-inner {
  transform: translateY(0);
}

/* 縦並びメニュー */
.drawer-list {
  margin: 0;
  padding: 0;
  list-style: none;
  text-align: center;
}
.image-drawer li + li {
  margin-top: 20px;
}
.image-drawer a img {
  width: auto;
  max-width: 50vw;
  height: auto;
}

/* ========== 閉じる × ボタン ========== */
.drawer-close {
  position: fixed;
  top: 14px;
  right: 16px;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 28px;
  line-height: 1;
  color: #000;
  z-index: 2002;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.nav-drawer[aria-hidden="false"] .drawer-close {
  opacity: 1;
  pointer-events: auto;
}
.drawer-close:hover {
  color: #666;
  transform: scale(1.1);
}

/* ========= 三本線と×の重なり制御 ========= */
.nav-drawer[aria-hidden="false"] ~ .nav-toggle {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.nav-drawer[aria-hidden="true"] ~ .nav-toggle {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* ========== レイアウト切り替え ========== */
@media (max-width: 1279.98px) {
  .global-nav { display: none; }
  .nav-toggle { display: flex; }
}
@media (min-width: 1280px) {
  .nav-toggle { display: none; }
  .global-nav { display: block; }
  .nav-list {
    justify-content: center;
    gap: 30px;
  }
}

/* スクロールロック */
.body-fixed {
  position: fixed;
  width: 100%;
  overflow: hidden;
}

/* アニメ無効環境対応 */
@media (prefers-reduced-motion: reduce) {
  .nav-drawer,
  .drawer-inner,
  .nav-toggle .bar {
    transition: none !important;
  }
}

/* ========== 左上に1つだけ表示（最終調整） ========== */

/* 閉じる×は左上に移動（ハンバーガーと同じ位置に） */
.drawer-close{
  left: 16px !important;
  right: auto !important;
}

/* メニューを開いている間は、三本線（nav-toggle）を隠す */
.nav-toggle.is-open{
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

/* 念のため、過去の sibling ルールの影響を無効化 */
.nav-drawer[aria-hidden="false"] ~ .nav-toggle,
.nav-drawer[aria-hidden="true"]  ~ .nav-toggle{
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* 前面関係の最終指定 */
.nav-toggle   { z-index: 2001; }
.drawer-close { z-index: 2002; }

/* 位置を“左上”に統一（白/黒どちらのテーマでも） */
#nav-toggle,
.nav-toggle{
  position: fixed !important;
  top: 14px !important;
  left: 16px !important;
  right: auto !important;
  z-index: 2001;
}

/* 開いた時は三本線を隠す（薄い×を防止） */
.body-fixed #nav-toggle{
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

/* ×も同じ左上に固定 */
.drawer-close{
  position: fixed !important;
  top: 14px !important;
  left: 16px !important;
  right: auto !important;
  z-index: 2002;
}

/* もし過去に ~ セレクタの切替を書いていたら無効化 */
.nav-drawer[aria-hidden="false"] ~ .nav-toggle,
.nav-drawer[aria-hidden="true"]  ~ .nav-toggle { all: unset; }

/* ヘッダーまわりの横棒・罫線・hrを強制オフ */
#site-header,
.header-inner,
#header,
#container {
  border-top: none !important;
  border-bottom: none !important;   /* ここで消したい場合は有効。下線が必要なら削除 */
  box-shadow: none !important;
}

/* ヘッダー内・直後の <hr> を無効化 */
#site-header hr,
#site-header + hr {
  display: none !important;
}

/* 万が一、疑似要素で線を引いている場合 */
#site-header::before,
#site-header::after,
.header-inner::before,
.header-inner::after {
  content: none !important;
  border: 0 !important;
  background: transparent !important;
}

/* 三本線の線幅が伸びて見えるのを防止（念のため） */
.nav-toggle .bar {
  width: 22px !important;
}


/* スマホ用ドロワーメニュー内のロゴ画像を小さくする */
@media screen and (max-width: 1279px) {
  /* ドロワーの中だけに効かせる */
  .nav-drawer .image-drawer img {
    width: 190px;   /* ←ここを好みのサイズに調整（例：120px / 140px etc） */
    height: auto;   /* 縦横比は自動で維持 */
    display: block;
    margin: 0 auto 12px;  /* 中央寄せ＆下に少し余白 */
  }
}

/* PC用ナビの画像サイズ */
.global-nav .image-nav img {
  width: 210px;  /* PCでは210pxで固定 */
  height: auto;
}