/* ===== カラートークン ===== */
:root{
  --bg: #0F1A2E;            /* サイドバー：濃紺 */
  --bg-main: #F4F1EA;       /* メイン背景：生成り */
  --bg-paper: #FFFCF6;      /* カード／用紙 */
  --bg-deep: #EAE4D5;       /* 控えめなアクセント背景 */

  --text: #1A1A1A;
  --text-on-dark: #E8DFC9;
  --text-mute: #5A5A5A;
  --text-soft: #8A8378;

  --accent: #1F3864;        /* 紺藍（タイトル系） */
  --gold: #BF9000;
  --gold-bright: #D4A645;
  --gold-soft: rgba(191,144,0,0.35);

  --line: rgba(26,26,26,0.12);
  --line-on-dark: rgba(232,223,201,0.15);

  --type-a: #2A4A78;        /* 冷却型：藍 */
  --type-b: #B8453D;        /* 再燃可能型：朱 */
  --type-c: #5C7A4E;        /* 並走型：苔 */
  --type-d: #6E4A8E;        /* 距離拡大型：紫 */

  --sidebar-w: 240px;
}

/* ===== リセット ===== */
*{box-sizing:border-box; margin:0; padding:0;}
html, body{
  background: var(--bg-main);
  color: var(--text);
  font-family: "YuGothic","Yu Gothic","Hiragino Sans","Meiryo",sans-serif;
  font-size: 15px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; }
button{ font-family: inherit; }

.serif{
  font-family: "YuMincho","Yu Mincho","Hiragino Mincho ProN",serif;
  font-feature-settings: "palt";
}

/* ===== レイアウト ===== */
.layout{
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100vh;
}
@media(min-width:1024px){
  .layout{
    grid-template-columns: var(--sidebar-w) 1fr;
    transition: grid-template-columns .3s ease;
  }
  /* サイドバー閉じ時：サイドバー列を 0 に潰してメインを全幅化 */
  .layout.sidebar-collapsed{ grid-template-columns: 0 1fr; }
}

/* ===== サイドバー ===== */
.sidebar{
  display: none;
  background: var(--bg);
  color: var(--text-on-dark);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  padding: 28px 20px;
  border-right: 1px solid var(--line-on-dark);
  scrollbar-width: thin; /* Firefox */
  scrollbar-color: rgba(212,166,69,0.35) transparent; /* Firefox: thumb / track */
}
/* WebKit系（Chrome/Safari/Edge） */
.sidebar::-webkit-scrollbar{ width: 6px; }
.sidebar::-webkit-scrollbar-track{ background: transparent; }
.sidebar::-webkit-scrollbar-thumb{
  background: rgba(212,166,69,0.35);
  border-radius: 3px;
  transition: background .15s ease;
}
.sidebar::-webkit-scrollbar-thumb:hover{ background: rgba(212,166,69,0.6); }
@media(min-width:1024px){ .sidebar{ display:flex; flex-direction:column; } }

.sidebar .brand{
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 36px;
  padding: 0 8px;
}
.sidebar .brand .mark{
  width: 36px; height: 36px;
  border: 1px solid var(--gold-bright);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold-bright);
  flex-shrink: 0;
}
.sidebar .brand .mark svg{ width: 18px; height: 18px; }
.sidebar .brand .name{
  font-family: "YuMincho",serif;
  font-size: 14px;
  letter-spacing: 0.16em;
  color: var(--text-on-dark);
  line-height: 1.3;
}
.sidebar .brand .sub{
  display: block;
  font-size: 9px;
  letter-spacing: 0.3em;
  color: var(--gold-bright);
  margin-top: 2px;
}

.side-nav{
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}
.side-nav a{
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-on-dark);
  text-decoration: none;
  border-left: 2px solid transparent;
  font-family: "YuMincho", serif;
  transition: all .15s ease;
}
.side-nav a i{ font-size: 16px; color: var(--gold-soft); }
.side-nav a:hover{ background: rgba(232,223,201,0.05); }
.side-nav a.active{
  border-left-color: var(--gold-bright);
  background: rgba(212,166,69,0.08);
  color: #fff;
}
.side-nav a.active i{ color: var(--gold-bright); }

.side-foot{
  border-top: 1px solid var(--line-on-dark);
  padding-top: 16px;
  margin-top: 16px;
}
.side-foot a{
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px;
  font-size: 12px;
  color: rgba(232,223,201,0.6);
  text-decoration: none;
  font-family: "YuMincho",serif;
}
.side-foot a i{ font-size: 14px; }

/* ===== モバイルヘッダ ===== */
.m-header{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  background: var(--bg);
  color: var(--text-on-dark);
  border-bottom: 1px solid var(--line-on-dark);
  position: sticky;
  top: 0;
  z-index: 30;
}
@media(min-width:1024px){ .m-header{ display:none; } }

.m-header .brand{ display: flex; align-items: center; gap: 8px; }
.m-header .brand .mark{
  width: 26px; height: 26px;
  border: 1px solid var(--gold-bright);
  color: var(--gold-bright);
  display:flex; align-items:center; justify-content:center;
}
.m-header .brand .mark svg{ width: 13px; height: 13px; }
.m-header .brand .name{
  font-family: "YuMincho",serif;
  font-size: 13px;
  letter-spacing: 0.12em;
}
.m-header .menu{
  cursor: pointer;
  background: none;
  border: 0;
  padding: 6px;
  display: inline-flex;
  align-items: center;
}
.m-header .menu i{ font-size: 22px; color: var(--gold-bright); }

/* ===== モバイルドロワーメニュー ===== */
/* 通常はサイドバーを sticky で表示するが、モバイル幅では .sidebar を非表示にし、
   ハンバーガー押下で .layout に .nav-open クラスを付けて全画面ドロワーとして表示する。 */
@media(max-width:1023px){
  .layout.nav-open .sidebar{
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 40;
    height: 100vh;
    overflow-y: auto;
    padding: 24px 20px 32px;
    animation: drawer-in .2s ease-out;
  }
  .layout.nav-open .sidebar::after{
    content: "";
    position: absolute;
    top: 14px; right: 16px;
    width: 28px; height: 28px;
    background:
      linear-gradient(45deg, transparent 46%, var(--gold-bright) 46%, var(--gold-bright) 54%, transparent 54%),
      linear-gradient(-45deg, transparent 46%, var(--gold-bright) 46%, var(--gold-bright) 54%, transparent 54%);
    pointer-events: none;
  }
  .layout.nav-open .nav-close{
    display: block;
    position: fixed;
    top: 14px; right: 14px;
    width: 32px; height: 32px;
    z-index: 50;
    background: transparent;
    border: 0;
    cursor: pointer;
  }
  .nav-close{ display: none; }
  body.nav-locked{ overflow: hidden; }
}
@keyframes drawer-in {
  from { opacity: 0; transform: translateX(-12px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ===== メイン領域 ===== */
.main{
  padding: 32px 24px 48px;
  max-width: 100%;
}
@media(min-width:768px){ .main{ padding: 40px 48px 56px; } }
@media(min-width:1280px){ .main{ padding: 48px 64px 72px; } }

/* ===== Hero ===== */
.hero{
  display: grid;
  gap: 28px;
  margin-bottom: 32px;
  background: var(--bg-paper);
  border: 1px solid var(--line);
  padding: 32px 28px;
  position: relative;
  overflow: hidden;
}
@media(min-width:768px){
  .hero{
    grid-template-columns: 1.4fr 1fr;
    align-items: center;
    padding: 48px 48px;
    gap: 40px;
  }
}
.hero::before{
  content: "";
  position: absolute;
  top:0; left:0; bottom:0;
  width: 4px;
  background: var(--gold);
}

.hero-eyebrow{
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  letter-spacing: 0.4em;
  color: var(--gold);
  margin-bottom: 16px;
}
.hero-eyebrow .line{ flex: 0 0 32px; height: 1px; background: var(--gold); }

.hero h1{
  font-family: "YuMincho",serif;
  font-size: 28px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--accent);
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}
@media(min-width:1024px){ .hero h1{ font-size: 36px; } }

.hero h1 .ruby{
  font-size: 0.4em;
  display: block;
  color: var(--gold);
  letter-spacing: 0.4em;
  margin-bottom: 8px;
  font-weight: 400;
}

.hero p.lead{
  font-size: 14px;
  color: var(--text-mute);
  line-height: 2.0;
  max-width: 480px;
}

.hero-art{
  display: flex; justify-content: center; align-items: center;
}
.hero-art svg{ width: 200px; height: 200px; max-width: 100%; }

/* ===== Hero CTA ===== */
.hero-cta{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  padding: 14px 32px;
  background: var(--accent);
  color: var(--bg-paper);
  font-family: "YuMincho",serif;
  font-size: 14px;
  letter-spacing: 0.16em;
  text-decoration: none;
  border: 1px solid var(--accent);
  transition: all .2s ease;
}
.hero-cta:hover{ background: var(--bg-paper); color: var(--accent); }
.hero-cta span{ font-size: 16px; }

.hero-meta{
  margin-top: 14px;
  display: flex; gap: 16px;
  font-size: 11px; color: var(--text-mute);
  letter-spacing: 0.1em; flex-wrap: wrap;
}
.hero-meta span{ display: inline-flex; align-items: center; gap: 4px; }
.hero-meta i{ font-size: 13px; color: var(--gold); }

@media(max-width:639px){
  .hero-cta{
    width: 100%; justify-content: center;
    padding: 14px 24px;
  }
  .hero-meta{ font-size: 10px; gap: 12px; }
}

/* ===== スコアダッシュボード（TOP では「診断のスペック」） ===== */
.score-card{
  background: var(--bg-paper);
  border: 1px solid var(--line);
  padding: 32px 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
  position: relative;
  margin-bottom: 32px;
}
@media(min-width:768px){
  .score-card{
    grid-template-columns: auto 1fr auto;
    padding: 40px 48px;
  }
}
.score-card::before{
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 80px; height: 2px;
  background: var(--gold);
}

.avatar{
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  text-align: center;
}
.avatar .ring{
  width: 80px; height: 80px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-deep);
  color: var(--accent);
}
.avatar .ring svg{ width: 40px; height: 40px; }
.avatar .role{
  font-family: "YuMincho",serif;
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.3em;
}
.avatar .label{ font-size: 12px; color: var(--text-mute); }

.gauge{
  position: relative;
  width: 180px; height: 180px;
  margin: 0 auto;
}
.gauge svg{ transform: rotate(-90deg); width: 100%; height: 100%; }
.gauge-text{
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.gauge-text .num{
  font-family: "YuMincho",serif;
  font-size: 44px;
  color: var(--accent);
  line-height: 1;
}
.gauge-text .num small{ font-size: 16px; color: var(--gold); }
.gauge-text .lbl{
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--text-mute);
  margin-top: 6px;
}

.gauge-cap{ text-align: center; }
.gauge-cap .title{
  font-family: "YuMincho",serif;
  font-size: 17px;
  color: var(--accent);
  margin-bottom: 8px;
  letter-spacing: 0.06em;
}
.gauge-cap p{
  font-size: 13px;
  color: var(--text-mute);
  line-height: 1.85;
  margin-bottom: 16px;
}

.btn-detail{
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  border: 1px solid var(--gold);
  background: var(--bg-paper);
  color: var(--accent);
  font-family: "YuMincho",serif;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-decoration: none;
  transition: all .2s ease;
}
.btn-detail:hover{ background: var(--accent); color: var(--bg-paper); border-color: var(--accent); }

/* ===== セクション共通 ===== */
.section{ margin-bottom: 32px; }

.sec-head{
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}
.sec-head .pin{
  width: 32px; height: 32px;
  border: 1px solid var(--gold);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold);
}
.sec-head .pin svg{ width: 16px; height: 16px; }
.sec-head .pin i{ font-size: 16px; }

.sec-tag{
  font-size: 10px;
  letter-spacing: 0.4em;
  color: var(--gold);
  margin-bottom: 2px;
}
.sec-title{
  font-family: "YuMincho",serif;
  font-size: 19px;
  color: var(--accent);
  letter-spacing: 0.06em;
  font-weight: 500;
}

/* ===== 5カテゴリ ===== */
.cat-grid{
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, 1fr);
}
@media(min-width:640px){ .cat-grid{ grid-template-columns: repeat(3, 1fr); } }
@media(min-width:1280px){ .cat-grid{ grid-template-columns: repeat(5, 1fr); } }

.cat-card{
  background: var(--bg-paper);
  border: 1px solid var(--line);
  padding: 20px 16px;
  text-align: center;
  position: relative;
}
.cat-card .icon{
  width: 40px; height: 40px;
  margin: 0 auto 10px;
  border-radius: 50%;
  background: var(--bg-deep);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
}
.cat-card .icon svg{ width: 20px; height: 20px; }
.cat-card .name{
  font-family: "YuMincho",serif;
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 6px;
  letter-spacing: 0.06em;
}
.cat-card .count{
  font-family: "YuMincho",serif;
  font-size: 22px;
  color: var(--gold);
  letter-spacing: 0.05em;
}
.cat-card .count small{ font-size: 11px; color: var(--text-mute); }
.cat-card .bar{
  margin-top: 10px;
  height: 2px;
  background: var(--bg-deep);
  position: relative;
  overflow: hidden;
}
.cat-card .bar::before{
  content: "";
  position: absolute;
  top: 0; left: 0; height: 100%;
  background: var(--gold);
  width: var(--rate, 80%);
}

/* ===== この診断の特徴 ===== */
.feature-card{
  background: var(--bg-paper);
  border: 1px solid var(--line);
  padding: 28px 24px;
  display: grid;
  gap: 24px;
  align-items: center;
}
@media(min-width:768px){
  .feature-card{ grid-template-columns: 1.5fr 1fr; padding: 36px 40px; }
}

.feature-list{ display: flex; flex-direction: column; gap: 14px; }
.feature-list li{
  list-style: none;
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 12px;
  align-items: start;
}
.feature-list li .check{
  width: 24px; height: 24px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--gold);
  margin-top: 2px;
}
.feature-list li .check svg{ width: 12px; height: 12px; }
.feature-list li .body{
  font-family: "YuMincho",serif;
  font-size: 15px;
  color: var(--text);
  line-height: 1.85;
  letter-spacing: 0.04em;
}
.feature-list li .body small{
  display: block;
  font-family: "YuGothic", sans-serif;
  font-size: 12px;
  color: var(--text-mute);
  margin-top: 4px;
}

.feature-art{ text-align: center; }
.feature-art svg{ max-width: 200px; width: 100%; }

/* ===== 4つのタイプ ===== */
.types-grid{
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}
@media(min-width:640px){ .types-grid{ grid-template-columns: repeat(2, 1fr); } }
@media(min-width:1280px){ .types-grid{ grid-template-columns: repeat(4, 1fr); } }

.type-card{
  background: var(--bg-paper);
  border: 1px solid var(--line);
  padding: 24px 20px;
  text-align: center;
  position: relative;
  transition: all .2s ease;
}
.type-card:hover{ border-color: var(--gold); }
.type-card::after{
  content: ""; position: absolute; bottom: 0; left: 0;
  width: 40px; height: 2px; background: var(--type-a);
}
.type-card.b::after{ background: var(--type-b); }
.type-card.c::after{ background: var(--type-c); }
.type-card.d::after{ background: var(--type-d); }

.type-card .symbol{
  width: 56px; height: 56px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: var(--bg-deep);
  display: flex; align-items: center; justify-content: center;
  color: var(--type-a);
}
.type-card.b .symbol{ color: var(--type-b); }
.type-card.c .symbol{ color: var(--type-c); }
.type-card.d .symbol{ color: var(--type-d); }
.type-card .symbol svg{ width: 28px; height: 28px; }

.type-card .label{
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--gold);
  margin-bottom: 4px;
}
.type-card .name{
  font-family: "YuMincho",serif;
  font-size: 17px;
  color: var(--accent);
  margin-bottom: 8px;
  letter-spacing: 0.06em;
}
.type-card.b .name{ color: var(--type-b); }
.type-card.c .name{ color: var(--type-c); }
.type-card.d .name{ color: var(--type-d); }

.type-card .desc{
  font-size: 12px;
  color: var(--text-mute);
  line-height: 1.85;
}

.type-card .more{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-family: "YuMincho", serif;
  font-size: 12px;
  color: var(--gold);
  text-decoration: none;
  letter-spacing: 0.1em;
}

/* ===== CTA フッタ ===== */
.cta-footer{
  margin-top: 32px;
  padding: 32px 24px;
  text-align: center;
  background: linear-gradient(180deg, var(--bg-main), var(--bg-deep));
  border: 1px solid var(--line);
}
@media(min-width:768px){ .cta-footer{ padding: 40px 32px; } }

.cta-footer .eyebrow{
  font-size: 10px;
  letter-spacing: 0.5em;
  color: var(--gold);
  margin-bottom: 8px;
}
.cta-footer h2{
  font-family: "YuMincho",serif;
  font-size: 18px;
  color: var(--accent);
  margin-bottom: 20px;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.cta-button{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 40px;
  background: var(--accent);
  color: var(--bg-paper);
  font-family: "YuMincho",serif;
  font-size: 14px;
  letter-spacing: 0.22em;
  text-decoration: none;
  border: 1px solid var(--accent);
  transition: all .2s ease;
}
.cta-button:hover{ background: var(--bg-paper); color: var(--accent); }

.cta-meta{
  margin-top: 14px;
  display: flex; gap: 16px; justify-content: center;
  font-size: 11px; color: var(--text-mute);
  letter-spacing: 0.1em; flex-wrap: wrap;
}
.cta-meta span{ display: inline-flex; align-items: center; gap: 4px; }
.cta-meta i{ font-size: 13px; color: var(--gold); }

/* ===== サイトフッタ（ページ最下部） ===== */
.site-footer{
  border-top: 1px solid var(--line);
  margin-top: 48px;
  padding: 24px;
  font-size: 12px;
  color: var(--text-mute);
}
.site-footer .footer-inner{
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  letter-spacing: 0.08em;
}
.site-footer a{ color: var(--text-mute); text-decoration: none; margin-right: 16px; }
.site-footer a:hover{ color: var(--accent); }

/* ===== 免責文（共通） ===== */
.disclaimer{
  margin-top: 24px;
  padding: 16px 20px;
  background: var(--bg-deep);
  border-left: 2px solid var(--gold);
  font-size: 12px;
  color: var(--text-mute);
  line-height: 1.85;
}

/* =============================================================================
   音声プレイヤー トグルボタン
   ============================================================================= */
.audio-toggle{
  position: fixed;
  top: 16px; right: 16px;
  z-index: 100;
  display: flex; align-items: center; gap: 6px;
  padding: 8px 12px;
  background: var(--bg-paper);
  color: var(--text-mute);
  border: 1px solid var(--line);
  font-family: "YuMincho", serif;
  font-size: 11px; letter-spacing: 0.18em;
  cursor: pointer;
  transition: all .15s;
}
.audio-toggle:hover{ border-color: var(--gold); color: var(--accent); }
.audio-toggle svg{ width: 14px; height: 14px; }
.audio-toggle .ico-on{ display: none; }
.audio-toggle .ico-off{ display: inline-block; }
.audio-toggle.is-on{ color: var(--accent); border-color: var(--gold); }
.audio-toggle.is-on .ico-on{ display: inline-block; }
.audio-toggle.is-on .ico-off{ display: none; }

/* タブレット・スマホ（<=1023px）：音声トグルを QUESTION 01 行と同じ高さ・右端揃えで配置 */
@media (max-width: 1023px){
  .audio-toggle{
    /* m-header(80) + main padding-top(16) + .qno のオフセット ≒ y=88 */
    top: 88px;
    right: 16px;
    transform: none;     /* PCの translateY(-50%) を打ち消す */
    padding: 4px 8px;
    font-size: 9px;
  }
  .audio-toggle svg{ width: 12px; height: 12px; }
}

/* スマホ（<=639px）：QUESTION 01 のテキストと干渉しないようアイコンのみに */
@media (max-width: 639px){
  .audio-toggle{
    padding: 5px;
    width: 26px;
    height: 26px;
    gap: 0;
  }
  .audio-toggle .label{ display: none; }
}

/* =============================================================================
   サイドバー開閉トグル（PCのみ・SPはハンバーガーメニュー）
   - 既定は開（layout に sidebar-collapsed クラスが無い状態）
   - クリックでサイドバーを左へ退避＋メイン領域を広げる
   - 閉じた状態では「»」ボタンが画面左上に固定で残る → 再オープン導線
   ============================================================================= */
.sidebar-toggle{
  display: none; /* 既定非表示・PC で出す */
  position: fixed;
  top: 20px;
  z-index: 110;
  padding: 0;
  cursor: pointer;
  align-items: center; justify-content: center;
  /* 案A：ロゴ枠（.brand .mark）と統一した正方形・濃紺背景・金枠 */
  width: 32px; height: 32px;
  background: var(--bg);
  border: 1px solid var(--gold-bright);
  color: var(--gold-bright);
  border-radius: 0;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12); /* 微影のみ */
  transition: left .3s ease, background .15s ease, color .15s ease, border-color .15s ease;
}
.sidebar-toggle:hover{
  background: rgba(212,166,69,0.12);
}
.sidebar-toggle:active{
  background: rgba(212,166,69,0.18);
}
.sidebar-toggle svg{ width: 14px; height: 14px; display: none; }
.sidebar-toggle .ico-collapse{ display: block; }
.sidebar-toggle .ico-expand{ display: none; }

@media (min-width: 1024px){
  .sidebar-toggle{
    display: inline-flex;
    /* 開ボタン：サイドバー右上角にビタ付け（top:0, right=サイドバー右壁 240px）
       サイドバー実幅 240 - ボタン幅 32 = 208 */
    top: 0;
    left: 208px;
  }

  .sidebar,
  .main{
    transition: transform .3s ease, margin-left .3s ease, opacity .25s ease;
  }

  /* 閉じた状態 */
  .layout.sidebar-collapsed .sidebar{
    transform: translateX(-100%);
    opacity: 0;
    pointer-events: none;
  }
  .layout.sidebar-collapsed .main{
    margin-left: 0 !important;
  }

  /* 閉じボタン：開けボタンと同じ高さ（top:0）に揃える */
  .layout.sidebar-collapsed .sidebar-toggle{
    top: 0;
    left: 16px;
    background: var(--accent);
    border-color: var(--gold-bright);
    color: var(--gold-bright);
  }
  .layout.sidebar-collapsed .sidebar-toggle:hover{
    background: var(--bg);
  }
  .layout.sidebar-collapsed .sidebar-toggle .ico-collapse{ display: none; }
  .layout.sidebar-collapsed .sidebar-toggle .ico-expand{ display: block; }
}

/* タブレット幅以下：サイドバーが消えハンバーガーになるので開閉トグルは不要 */
@media (max-width: 1023px){
  .sidebar-toggle{ display: none !important; }
}

/* アフィリディスクレイマー（全画面共通フッタ・ステマ規制対応） */
.site-footer-affil{
  text-align: center;
  font-family:"YuGothic",sans-serif;
  font-size: 11px; letter-spacing: 0.06em;
  color: var(--text-mute);
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--line);
}

/* ===== SNS シェアボタン共通 ===== */
.share-area {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}
.share-area .label {
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--text-soft);
  font-family: "YuGothic", sans-serif;
}
.share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text-mute);
  cursor: pointer;
  transition: all .15s;
  text-decoration: none;
  font-size: 13px;
  font-family: "YuGothic", sans-serif;
}
.share-btn:hover {
  border-color: var(--gold);
  color: var(--accent);
}

/* コラム記事末尾(前後ナビの下)に独立配置する場合の上下マージン */
.column-article + .column-prev-next + .share-area,
.share-area.standalone {
  max-width: 760px;
  margin: 24px auto 0;
  padding: 0 16px;
}

/* ===== サイドバー広告枠 ===== */
.sidebar-ad {
  margin: 16px 16px 12px;
  padding: 0;
  text-align: center;
}
.sidebar-ad-link {
  position: relative;
  display: block;
  line-height: 0;
  border: none;
  text-decoration: none;
}
.sidebar-ad-link::before {
  content: 'PR';
  position: absolute;
  top: 0;
  left: 0;
  font-size: 6px;
  font-weight: 600;
  color: var(--gold);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--gold-soft);
  padding: 1px 4px;
  letter-spacing: 0.15em;
  border-radius: 0;
  z-index: 2;
  line-height: 1.2;
  font-family: "YuGothic", "Yu Gothic", "Hiragino Sans", sans-serif;
}
.sidebar-ad img {
  max-width: 100%;
  height: auto;
  display: inline-block;
  border-radius: 2px;
}
.sidebar-ad-tracker {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0;
  pointer-events: none;
}

@media (max-width: 1023px) {
  .layout.nav-open .sidebar {
    padding: 18px 16px 24px;
  }
  .layout.nav-open .sidebar .brand {
    margin-bottom: 18px;
  }
  .layout.nav-open .side-nav a {
    padding: 9px 12px;
  }
  .layout.nav-open .side-foot {
    padding-top: 10px;
    margin-top: 10px;
  }
  .layout.nav-open .side-foot a {
    padding: 7px 12px;
  }
  .layout.nav-open .sidebar-ad {
    margin: 6px auto 6px;
    max-width: 60%;
  }
  .layout.nav-open .sidebar-ad img {
    width: 100%;
    height: auto;
  }
  .layout.nav-open .side-nav a {
    padding: 7px 12px;
  }
}

/* ===== TOP: コラム特集セクション ===== */
.home-column-feature {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.home-column-hub {
  display: block;
  padding: 22px 24px;
  background: linear-gradient(180deg, #fbf8f1 0%, #f5efe0 100%);
  border: 1px solid #ede2c1;
  border-radius: 8px;
  text-decoration: none;
  color: var(--ink);
  transition: border-color .15s, box-shadow .15s;
}
.home-column-hub:hover {
  border-color: var(--gold);
  box-shadow: 0 2px 8px rgba(191, 144, 0, 0.12);
}
.home-column-hub-eyebrow {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--gold);
  background: #fff;
  padding: 3px 10px;
  border-radius: 3px;
  margin-bottom: 10px;
}
.home-column-hub-title {
  display: block;
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.5;
  margin-bottom: 8px;
}
.home-column-hub-arrow {
  display: inline-block;
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 0.04em;
}
/* ===== TOPカテゴリ別: details折りたたみ (ジャパニーズ・モダン) ===== */
.home-column-cats-details {
  background: #fff;
  border: 1px solid #EAE4D5;
  border-radius: 6px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
  overflow: hidden;
  transition: border-color .15s, box-shadow .15s;
}
.home-column-cats-details:hover { border-color: var(--gold); }
.home-column-cats-details[open] {
  border-color: var(--gold);
  box-shadow: 0 3px 10px rgba(191, 144, 0, 0.08);
}
.home-column-cats-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 22px;
  cursor: pointer;
  font-family: "YuMincho", serif;
  font-size: 15px;
  color: var(--accent);
  letter-spacing: 0.06em;
  list-style: none;
  user-select: none;
  transition: background .15s;
}
.home-column-cats-summary::-webkit-details-marker { display: none; }
.home-column-cats-summary:hover { background: #fbf8f1; }
.home-column-cats-summary-icon {
  display: inline-block;
  margin-right: 12px;
  color: var(--gold);
  font-size: 12px;
  transition: transform .2s;
}
.home-column-cats-details[open] > .home-column-cats-summary > .home-column-cats-summary-icon {
  transform: rotate(90deg);
}
.home-column-cats-summary-label {
  flex: 1;
}
.home-column-cats-summary-meta {
  font-family: "YuGothic", sans-serif;
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.08em;
}
.home-column-cats-list {
  border-top: 1px dotted #EAE4D5;
  padding: 8px 22px 14px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0 18px;
  background: #fffdf6;
}
.home-column-cat {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 9px 0;
  text-decoration: none;
  color: var(--ink);
  font-family: "YuMincho", serif;
  font-size: 13.5px;
  letter-spacing: 0.04em;
  border-bottom: 1px dotted #ede8d8;
  transition: color .15s, padding-left .15s;
}
.home-column-cat:hover {
  color: var(--gold);
  padding-left: 4px;
}
.home-column-cat-name {
  /* ベース名のみ。色はホバーで切替 */
}
.home-column-cat-count {
  font-family: "YuGothic", sans-serif;
  font-size: 10px;
  color: var(--gold);
  letter-spacing: 0.04em;
  padding-left: 10px;
  white-space: nowrap;
}
.home-column-more-wrap {
  text-align: center;
  margin: 8px 0 0;
}

/* ===== 共通: 「コラム一覧」ボタン (TOPおよびコラムページ共有) ===== */
.back-to-columns-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 26px;
  background: #fff;
  border: 1px solid #EAE4D5;
  border-radius: 6px;
  color: var(--accent);
  text-decoration: none;
  font-size: 13.5px;
  letter-spacing: 0.06em;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
  transition: background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}
.back-to-columns-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  color: var(--gold);
}
.back-to-columns-icon svg {
  width: 100%;
  height: 100%;
}
.back-to-columns-btn:hover {
  background: #fbf8f1;
  border-color: var(--gold);
  box-shadow: 0 3px 10px rgba(191, 144, 0, 0.10);
}
.back-to-columns-btn:active {
  transform: translateY(1px);
}
.back-to-columns-wrap {
  text-align: center;
  margin: 40px 0 0;
}