/* ============================================================
   とりあえず占い。共通スタイル
   toriaezu-uranai.com / common.css
   ============================================================ */

/* Google Fonts は各HTMLの<head>で読み込む
   @import url('https://fonts.googleapis.com/css2?family=Cinzel+Decorative:wght@400;700&family=Noto+Serif+JP:wght@300;400;500&display=swap');
*/

/* ── CSS変数 ───────────────────────────── */
:root {
  --deep:   #0a0612;
  --deep2:  #110d1f;
  --gold:   #c9a84c;
  --gold-l: #f0d080;
  --silver: #b8c5d6;
  --glow:   rgba(201,168,76,0.3);
  --purple: rgba(45,27,105,0.3);
  --border: rgba(201,168,76,0.15);
  --border-h: rgba(201,168,76,0.4);
  --radius: 12px;
  --nav-h:  58px;
}

/* ── リセット ───────────────────────────── */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  background: var(--deep);
  color: var(--silver);
  font-family: 'Noto Serif JP', serif;
  min-height: 100vh;
  line-height: 1.7;
}
a { text-decoration:none; color:inherit; }
img { max-width:100%; height:auto; display:block; }

/* ── 背景グラデーション ─────────────────── */
body::before {
  content:'';
  position:fixed; top:-50%; left:-50%;
  width:200%; height:200%;
  background: radial-gradient(ellipse at 20% 20%, rgba(45,27,105,0.3) 0%, transparent 50%),
              radial-gradient(ellipse at 80% 80%, rgba(10,30,80,0.2) 0%, transparent 50%);
  pointer-events:none; z-index:0;
}

/* ── ナビゲーション ─────────────────────── */
nav {
  position:fixed;
  /* ドロップダウンメニューの基準 */ top:0; left:0; right:0; z-index:100;
  background: rgba(10,6,18,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px;
  display:flex; align-items:center; justify-content:space-between;
  height: var(--nav-h);
}
.nav-logo {
  font-family: 'Cinzel Decorative', serif;
  font-size: 0.8rem;
  color: var(--gold-l);
}
.nav-links a {
  font-size: 0.75rem;
  color: var(--silver);
  opacity: 0.7;
  margin-left: 18px;
  transition: opacity 0.3s, color 0.3s;
}
.nav-links a:hover,
.nav-links a.active { opacity:1; color:var(--gold); }

/* ── コンテナ ───────────────────────────── */
.container {
  position:relative; z-index:1;
  max-width: 860px;
  margin: 0 auto;
  padding: 90px 24px 80px;
}
.container-wide {
  position:relative; z-index:1;
  max-width: 1080px;
  margin: 0 auto;
  padding: 90px 24px 80px;
}

/* ── ページヘッダー ─────────────────────── */
.page-header { text-align:center; padding: 40px 0 50px; }
.page-header h1 {
  font-family: 'Cinzel Decorative', serif;
  font-size: 1.4rem;
  color: var(--gold-l);
  margin-bottom: 10px;
}
.page-header p { font-size:0.85rem; opacity:0.65; }

/* ── セクションタイトル ─────────────────── */
.section-title {
  font-family: 'Cinzel Decorative', serif;
  font-size: 0.82rem;
  color: var(--gold);
  letter-spacing: 0.2em;
  margin: 40px 0 18px;
  display:flex; align-items:center; gap:14px;
}
.section-title::before,
.section-title::after {
  content:''; flex:1; height:1px;
  background: linear-gradient(90deg, transparent, rgba(201,168,76,0.25), transparent);
}

/* ── カード共通 ─────────────────────────── */
.card {
  background: rgba(17,13,31,0.8);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.3s, background 0.3s, transform 0.3s;
}
.card:hover {
  border-color: var(--border-h);
  background: rgba(45,27,105,0.3);
}

/* ── ボタン ─────────────────────────────── */
.btn {
  display: inline-flex; align-items:center; justify-content:center; gap:8px;
  background: linear-gradient(135deg, rgba(201,168,76,0.15), rgba(201,168,76,0.05));
  border: 1px solid var(--gold);
  color: var(--gold-l);
  padding: 12px 28px;
  border-radius: 30px;
  font-family: 'Noto Serif JP', serif;
  font-size: 0.9rem;
  cursor:pointer;
  transition: all 0.3s;
  text-decoration:none;
}
.btn:hover {
  background: linear-gradient(135deg, rgba(201,168,76,0.3), rgba(201,168,76,0.1));
  box-shadow: 0 0 20px var(--glow);
  transform: translateY(-2px);
}
.btn-sm { padding:8px 18px; font-size:0.8rem; }

/* ── 広告エリア共通 ─────────────────────── */
.ad-area {
  text-align:center;
  margin: 32px 0;
  padding: 8px 0;
  min-height: 100px;
  position:relative;
}
.ad-area::before {
  content: 'スポンサー';
  position:absolute; top:-8px; left:50%; transform:translateX(-50%);
  font-size:0.6rem; color:var(--silver); opacity:0.4;
  background:var(--deep); padding:0 8px;
}
/* レスポンシブ広告ユニットのデフォルト */
.ad-area ins { display:block; }

/* ── フッター ───────────────────────────── */
footer {
  position:relative; z-index:1;
  text-align:center;
  padding: 30px 24px;
  font-size: 0.75rem;
  opacity: 0.45;
  border-top: 1px solid rgba(201,168,76,0.1);
}
footer a { color:var(--silver); margin:0 10px; }
footer a:hover { color:var(--gold); opacity:1; }

/* ── ユーティリティ ─────────────────────── */
.text-gold  { color:var(--gold); }
.text-gold-l { color:var(--gold-l); }
.text-center { text-align:center; }
.mt-8  { margin-top:8px; }
.mt-16 { margin-top:16px; }
.mt-24 { margin-top:24px; }
.mt-40 { margin-top:40px; }
.mb-8  { margin-bottom:8px; }
.mb-16 { margin-bottom:16px; }
.mb-24 { margin-bottom:24px; }

/* ── レスポンシブ ───────────────────────── */
@media (max-width:600px) {
  .page-header h1 { font-size:1.1rem; }
  nav { padding:10px 16px; }
  .container, .container-wide { padding:80px 16px 60px; }
}
