/* =========================================================
   基本テーマ（Neutral）
   =========================================================*/
@charset "UTF-8";@import"https://fonts.googleapis.com/css?family=Inter:300,400,500,700|Noto+Sans+JP&display=swap";/*!
  Theme: Neutral
  Author: Hatena Blog Team
  Description: 文章が読みやすいシンプルなテーマ です
  Responsive: yes
 */*{margin:0;padding:0}html,body{font-family:Inter,Noto Sans JP,Helvetica Neue,Source Han Sans,Segoe UI,sans-serif;font-size:100%;font-style:normal;word-wrap:break-word}a{color:#333;text-decoration:none}a:hover{color:#1a237e}#globalheader-container{background:#fff}#blog-title{margin:32px 0 80px}@media screen and (min-width: 992px){#blog-title{margin:72px 0 120px}}#blog-title #blog-title-inner{position:relative}#blog-title #blog-title-content{width:90%;margin:auto;padding:0;text-align:center}#blog-title #blog-title-content #title{line-height:1}#blog-title #blog-title-content #title a{font-size:20px;font-weight:500}@media screen and (min-width: 992px){#blog-title #blog-title-content #title a{font-size:32px}}#blog-title #blog-title-content #blog-description{font-size:14px;font-weight:400;color:#888;margin:14px 0 0}@media screen and (min-width: 992px){#blog-title #blog-title-content #blog-description{font-size:16px}}.header-image-enable 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.hatena-urllist li a{color:#333;display:inline-block;background:#f5f5f5;padding:.4rem;border-radius:4px;font-size:14px}.hatena-module-category .hatena-urllist li a:hover,.hatena-module-category .hatena-urllist li a:focus{color:#1a237e}.hatena-module-recent-comments .recent-comments .hatena-id-icon{border-radius:4px}.hatena-module-recent-comments .recent-comments li{list-style:none;margin:0 0 16px}.hatena-module-recent-comments .recent-comments li:last-child{margin-bottom:0}.hatena-module-recent-comments .recent-comments .recent-comment-time{color:#888;font-style:normal}.hatena-module-links .hatena-urllist{list-style:none;line-height:1.8}.hatena-module-authors-list .authors-urllist{margin:0 0 8px}.hatena-module-authors-list .authors-urllist a{display:flex;align-items:center}.hatena-module-authors-list .authors-urllist .authors-user-icon{border-radius:4px;width:32px}.hatena-module-circles .circle-urllist li{display:flex;margin:0 0 16px;align-items:center}.hatena-module-circles 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/* 記事一覧：記事と記事の間に区切り線 */
/* 1) 一覧の各記事ブロック */
.archive-entries > section.archive-entry,
.archive-entries > section.test-archive-entry,
.archive-entries > section.autopagerize_page_element {
  margin: 0;
  padding: 0;
}

/* 2) 2つ目以降の section の先頭に線を入れる */
.archive-entries > section.archive-entry + section.archive-entry,
.archive-entries > section.test-archive-entry + section.test-archive-entry,
.archive-entries > section.autopagerize_page_element + section.autopagerize_page_element {
  border-top: 1px solid #e5e5e5 !important;
  margin-top: 2rem !important;
  padding-top: 2rem !important;
}

/* 3) まれに挟まる要素（広告やページャなど）があっても効くように「後続の section」に線を付ける */
.archive-entries > * + section.archive-entry,
.archive-entries > * + section.test-archive-entry,
.archive-entries > * + section.autopagerize_page_element {
  border-top: 1px solid #e5e5e5 !important;
  margin-top: 2rem !important;
  padding-top: 2rem !important;
}

/* =========================================================
   グローバル背景
   =========================================================*/
body{
  background-image:url('https://cdn-ak.f.st-hatena.com/images/fotolife/n/nagaredaki/20250513/20250513212724.png');
  background-repeat:repeat;
  background-color:transparent;
  background-attachment:fixed;
  background-position:left top;
  margin:0;
  padding:0;
}

/* =========================================================
   ブログタイトル
   =========================================================*/
#blog-title{margin:0 auto;padding:0;}

@media (max-width:768px){
  /* スマホでロゴ画像が途切れないように調整 */
  #blog-title-inner{
    background-position:center center!important;
    background-size:cover!important;
    background-repeat:no-repeat!important;
    height:160px!important;
  }
}

/* =========================================================
   グローバルメニュー
   =========================================================*/
#menu{width:100%;margin:0;padding:0;background:#000;}

#menu-inner{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0;
  background:#000;
  overflow:hidden;
  min-height:50px;
  position:relative;
}

/* モバイル用メニューボタン（ハンバーガー） */
#menu-btn{display:none;}

@media (max-width:960px){
  #btn-content{text-align:right;padding:10px;}
  #menu-btn{
    display:inline-block;
    padding:8px 15px;
    margin:5px;
    cursor:pointer;
    background:#000;
    color:#fff;
    font-size:90%;
  }
}

/* メニュー項目 */
#menu-content{
  padding:0;
  margin:0 auto;
  list-style:none;
  background:#000;
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  width:fit-content;
}
#menu-content>li{height:50px;text-align:center;padding:0 15px;}
#menu-content>li>a{
  transition:.2s;
  display:block;
  height:100%;
  padding:0 15px;
  line-height:50px;
  background:#000;
  color:#fff;
  font-size:90%;
  text-decoration:none;
}
#menu-content>li>a:hover{background:#fff;color:#ff1493;}

/* モバイル時はメニューを縦並びに */
@media (max-width:960px){
  #menu{position:absolute;top:0;left:0;width:100%;z-index:999;}
  #blog-title{margin-top:50px;}   /* 固定メニュー高さ分を空ける */

  #menu-content{
    display:none;                 /* JS で開閉 */
    flex-direction:column;
    align-items:center;
    justify-content:center;
    width:100%;
    background:#000;
    margin:0;
    padding:0;
    text-align:center;
  }
  #menu-content>li{width:100%;height:48px;display:flex;align-items:center;justify-content:center;}
  #menu-content>li>a{width:100%;height:100%;line-height:48px;padding:0;}
}

/* =========================================================
   メイン＋サイドバー レイアウト
   =========================================================*/
/* デスクトップ：2カラム */
#content #wrapper{display:flex;align-items:stretch;gap:1.5rem;}

/* モバイル：縦並び */
@media (max-width:959px){
  #content #wrapper{
    display:block;        /* 1カラム化 */
    padding:0 1rem;       /* 画面端との余白 */
  }
}

/* ── 記事幅（PC）と左右余白を調整 ───────────────── */
@media (min-width:960px){
  #main,
  #main-inner,
  article.entry,
  .entry-inner{
    max-width:1000px!important;
    width:100%!important;
    margin:0 auto!important;
    padding:0 20px!important;
    box-sizing:border-box!important;
  }
  #menu-inner{max-width:1000px;margin:0 auto;}
}

/* コンテンツ直下の余白も同じく 10px に統一 */
.entry-content{padding-left:10px;padding-right:10px;}

/* =========================================================
   目次（はてなブログ [:contents]）
   =========================================================*/
.table-of-contents{
  background:#fdf9f7;
  border:2px solid #842e2e;
  border-left:6px solid #a63434;
  padding:20px;
  margin:20px 0;
  border-radius:6px;
  box-shadow:0 2px 5px rgba(100,0,0,.1);
  color:#3c1f1f;
  font-family:"Helvetica Neue","Segoe UI","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;
}
.table-of-contents::before{
  content:"📚 目次：";
  display:block;
  font-weight:bold;
  color:#5e1b1b;
  font-size:1.2em;
  margin-bottom:10px;
}
.table-of-contents li{margin-left:1em;list-style-type:"– ";padding-left:.3em;}
.table-of-contents li li{margin-left:2em;color:#5e1b1b;}

/* =========================================================
   コードブロック
   =========================================================*/
.entry-inner figure.highlight,
.entry-inner figure.highlight pre,
.entry-inner pre{
  background:#f7f9fa!important;
  border:1px solid #e1e1e8!important;
  border-left:4px solid #a63434!important;
  border-radius:6px!important;
  box-shadow:0 1px 2px rgba(0,0,0,.05)!important;
  padding:1em!important;
  margin:1.5em 0!important;
  overflow-x:auto!important;
  position:relative!important;
  color:#2d2d2d!important;
}
.entry-inner figure.highlight code,
.entry-inner pre code{background:none!important;color:inherit!important;}

/* =========================================================
   フッター
   =========================================================*/
#footer{color:#d2b48c;}
#footer a{color:#d2b48c;}
#footer a:hover{color:#b79674;}

/* =========================================================
   その他細かな調整
   =========================================================*/
/* 固定ページのタイトルが詰まるのを防止 */
article[data-publication-type="page"] h1.entry-title a.entry-title-link.bookmark::before{
  content:"\A";
  white-space:pre;
  display:inline;
}

/* カテゴリページのヘッダを非表示 */
.archive-header-category{display:none;}