/* ===== シュールゲームス 共通スタイル ===== */

/* --- 共通CSS変数 --- */
:root {
  /* ブランドカラー */
  --sg-brand-pink: #ff6ec7;
  --sg-brand-cyan: #00fff7;
  --sg-brand-green: #39ff14;
  --sg-brand-yellow: #ffff00;

  /* 共通ダークテーマ */
  --sg-bg-dark: #0d0221;
  --sg-bg-deep: #1a0a3e;
  --sg-text-light: #f0f0f0;
  --sg-text-muted: #b0a8c8;

  /* 共通フォント */
  --sg-font-heading: 'Hachi Maru Pop', cursive;
  --sg-font-body: 'Zen Maru Gothic', 'Zen Kaku Gothic New', sans-serif;

  /* 共通レイアウト */
  --sg-game-max-width: 500px;
  --sg-radius-sm: 8px;
  --sg-radius-md: 12px;
  --sg-radius-lg: 16px;
  --sg-radius-pill: 999px;
  --sg-safe-top: env(safe-area-inset-top, 0px);
  --sg-safe-right: env(safe-area-inset-right, 0px);
  --sg-safe-bottom: env(safe-area-inset-bottom, 0px);
  --sg-safe-left: env(safe-area-inset-left, 0px);
  --sg-ui-top: calc(12px + var(--sg-safe-top));
  --sg-ui-right: calc(12px + var(--sg-safe-right));
  --sg-ui-left: calc(12px + var(--sg-safe-left));

  /* ブレークポイント（参照用: CSS変数はmedia queryに使えないためコメント）
     スマホ:   480px 以下
     タブレット: 768px 以下
     PC:       769px 以上
  */
}

/* --- ユニバーサルリセット --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* --- タップハイライト無効化 & ズーム防止 --- */
* {
  -webkit-tap-highlight-color: transparent;
}

html, body {
  touch-action: manipulation;
}

/* --- ユーティリティ --- */
.hidden {
  display: none !important;
}

/* --- z-index 階層設計 ---
   コンテンツ:    1-100
   ナビゲーション: 500-999
   固定UI:       5000-5999
   通知:         6000
   ----------------------------- */

/* --- サウンドトグル --- */
.sg-sound-toggle {
  position: fixed;
  bottom: calc(16px + var(--sg-safe-bottom));
  left: calc(16px + var(--sg-safe-left));
  z-index: 5000;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  backdrop-filter: blur(4px);
  transition: transform 0.15s, background 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.sg-sound-toggle:hover {
  transform: scale(1.1);
  background: rgba(0, 0, 0, 0.7);
}

/* --- おすすめゲーム導線 --- */
.sg-recommend {
  width: 100%;
  max-width: 400px;
  margin: 20px auto 24px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  backdrop-filter: blur(8px);
  text-align: center;
}
.sg-recommend-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #fff;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}
.sg-recommend-cards {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}
.sg-recommend-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 8px;
  width: calc(33.33% - 6px);
  min-width: 90px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  text-decoration: none;
  color: #fff;
  transition: transform 0.15s, background 0.2s;
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.sg-recommend-card:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.2);
}
.sg-recommend-emoji {
  font-size: 1.6rem;
}
.sg-recommend-name {
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
}
.sg-recommend-genre {
  font-size: 0.6rem;
  opacity: 0.7;
  background: rgba(255, 255, 255, 0.12);
  padding: 1px 6px;
  border-radius: 8px;
}

/* --- 作者をフォロー導線（クリア後の応援セクション） --- */
.sg-follow {
  width: 100%;
  max-width: 400px;
  margin: 12px auto 16px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.sg-follow-title {
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #fff;
  opacity: 0.95;
}
.sg-follow-links {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}
.sg-follow-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  text-decoration: none;
  transition: transform 0.15s, background 0.2s;
}
.sg-follow-link:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.22);
}
.sg-follow-link--x { background: rgba(0, 0, 0, 0.55); }
.sg-follow-link--youtube { background: rgba(255, 0, 0, 0.55); }
.sg-follow-link--note { background: rgba(58, 191, 156, 0.55); }

/* --- 実績通知 --- */
.sg-achievement-notification {
  position: fixed;
  top: calc(60px + var(--sg-safe-top));
  right: calc(-320px - var(--sg-safe-right));
  z-index: 6000;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  min-width: 260px;
  max-width: 320px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 14px;
  box-shadow: 0 8px 32px rgba(102, 126, 234, 0.4);
  color: #fff;
  transition: right 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  font-family: 'Zen Maru Gothic', 'M PLUS Rounded 1c', sans-serif;
}
.sg-achievement-notification.sg-achievement-show {
  right: calc(16px + var(--sg-safe-right));
}
.sg-achievement-notification.sg-achievement-hide {
  right: calc(-320px - var(--sg-safe-right));
  transition: right 0.4s ease-in;
}
.sg-achievement-icon {
  font-size: 2rem;
  flex-shrink: 0;
  animation: sg-achievement-bounce 0.6s ease-out;
}
.sg-achievement-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.85;
}
.sg-achievement-title {
  font-size: 1rem;
  font-weight: 700;
}
.sg-achievement-desc {
  font-size: 0.75rem;
  opacity: 0.85;
  margin-top: 2px;
}

@keyframes sg-achievement-bounce {
  0% { transform: scale(0); }
  50% { transform: scale(1.3); }
  100% { transform: scale(1); }
}

/* --- ハイスコア表示ラベル --- */
.sg-highscore-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: linear-gradient(135deg, #f5af19, #f12711);
  color: #fff;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  margin: 6px 0;
  animation: sg-highscore-glow 2s ease-in-out infinite alternate;
}
.sg-highscore-badge::before {
  content: '👑';
}

.sg-new-record {
  display: inline-block;
  padding: 4px 12px;
  background: linear-gradient(135deg, #ff6b6b, #feca57);
  color: #fff;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 700;
  margin: 8px 0;
  animation: sg-new-record-pulse 0.8s ease-in-out infinite alternate;
}

@keyframes sg-highscore-glow {
  from { box-shadow: 0 0 4px rgba(245, 175, 25, 0.4); }
  to { box-shadow: 0 0 12px rgba(245, 175, 25, 0.8); }
}

@keyframes sg-new-record-pulse {
  from { transform: scale(1); }
  to { transform: scale(1.08); }
}

/* --- リザルト画面のスクロール対応 --- */
#result-screen,
#gameover-screen,
#ending-screen,
#victory-screen {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
/* overlay がリザルトを含む場合もスクロール対応 */
.overlay:has(#result-screen:not(.hidden)),
.overlay:has(#gameover-screen:not(.hidden)) {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  align-items: flex-start;
  padding: 20px 0;
}
/* screen.active のリザルト画面もスクロール対応 */
.screen.active {
  overflow-y: auto;
}

/* --- 固定アスペクト比スケーリング --- */
/* data-sg-scale 付きの #game-wrapper は JS で absolute + transform 配置される。
   body はスクロール不要になるので overflow: hidden にする。 */
#game-wrapper[data-sg-scale] {
  box-sizing: border-box;
}

.back-to-top-link.sg-safe-back-link {
  margin-top: var(--sg-back-safe-top, 0px);
  margin-right: var(--sg-back-safe-right, 0px);
  margin-bottom: var(--sg-back-safe-bottom, 0px);
  margin-left: var(--sg-back-safe-left, 0px);
}

#lang-switch {
  position: fixed !important;
  top: var(--sg-ui-top) !important;
  right: var(--sg-ui-right) !important;
  left: auto !important;
  margin: 0 !important;
  display: flex;
  align-items: center;
  gap: 4px;
  z-index: 5000 !important;
}

/* --- レスポンシブ（スマホ） --- */
@media (max-width: 480px) {
  .sg-recommend {
    padding: 12px 8px;
  }
  .sg-recommend-card {
    padding: 8px 4px;
    min-width: 80px;
  }
  .sg-recommend-name {
    font-size: 0.65rem;
  }
  .sg-achievement-notification {
    min-width: 220px;
    max-width: 280px;
    padding: 10px 12px;
  }

  .sg-lang-toggle {
    top: calc(12px + var(--sg-safe-top));
    right: calc(12px + var(--sg-safe-right));
    gap: 3px;
  }

  #lang-switch {
    top: var(--sg-ui-top) !important;
    right: var(--sg-ui-right) !important;
    gap: 3px;
  }

  .sg-lang-toggle .sg-lang-btn {
    padding: 5px 10px;
    font-size: 12px;
  }

  #lang-switch .lang-btn {
    padding: 5px 10px;
    font-size: 12px;
  }
}

/* --- Xシェアボタン（固定・右下） --- */
.sg-share-btn {
  position: fixed;
  bottom: calc(16px + var(--sg-safe-bottom));
  right: calc(16px + var(--sg-safe-right));
  z-index: 5000;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  font-size: 1.1rem;
  cursor: pointer;
  backdrop-filter: blur(4px);
  transition: transform 0.15s, background 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  text-decoration: none;
}
.sg-share-btn:hover {
  transform: scale(1.1);
  background: rgba(0, 0, 0, 0.7);
}

/* --- 言語切り替え（固定・右上） --- */
.sg-lang-toggle {
  position: fixed;
  top: calc(10px + var(--sg-safe-top));
  right: calc(10px + var(--sg-safe-right));
  z-index: 5000;
  display: flex;
  gap: 4px;
}
.sg-lang-toggle .sg-lang-btn {
  padding: 6px 14px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.3);
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  font-weight: bold;
  cursor: pointer;
  backdrop-filter: blur(4px);
  transition: background 0.2s, border-color 0.2s;
}
.sg-lang-toggle .sg-lang-btn:hover {
  background: rgba(0, 0, 0, 0.5);
}
.sg-lang-toggle .sg-lang-btn.active {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
}

/* --- リザルト画面内シェアボタン --- */
.sg-result-share-btn {
  display: inline-block;
  margin: 10px auto 12px;
  padding: 12px 32px;
  font-size: 1rem;
  font-family: inherit;
  font-weight: 700;
  border: none;
  border-radius: 30px;
  background: linear-gradient(135deg, #1da1f2, #0d8bd9);
  color: #fff;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(29, 161, 242, 0.4);
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none;
  text-align: center;
  letter-spacing: 0.5px;
}
.sg-result-share-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(29, 161, 242, 0.5);
}

/* --- アクセシビリティ: アニメーション低減 --- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}