/* ========================================
   神ゲー作ろう。 - メインスタイル
   16:9 固定アスペクト比対応
======================================== */

/* リセット・基本設定 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* カラーパレット */
  --color-bg: #0a0a0f;
  --color-container: #12121a;
  --color-surface: #1a1a24;
  --color-border: #2a2a3a;
  --color-primary: #6366f1;
  --color-primary-hover: #818cf8;
  --color-accent: #f472b6;
  --color-text: #e4e4e7;
  --color-text-muted: #71717a;
  --color-success: #22c55e;
  --color-warning: #eab308;
  --color-error: #ef4444;

  /* フォント */
  --font-main: 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* ゲーム画面の基準サイズ（16:9） */
  --game-width: 1920;
  --game-height: 1080;

  /* UI単位（vmin基準でスケーリング） */
  --unit: min(1vw, 1.778vh);

  /* 広告バナー高さ（無料プラン時のみ有効） */
  --ad-top-height: 0px;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: var(--font-main);
  background-color: var(--color-bg);
  color: var(--color-text);
}

/* 背景（黒帯部分） */
#background {
  position: fixed;
  inset: 0;
  background-color: #000;
  z-index: -1;
}

/* ========================================
   16:9 固定コンテナ
   ※ --ad-top-height で広告バナー分のスペースを確保
======================================== */
#game-container {
  position: absolute;
  top: calc(50% + var(--ad-top-height) / 2);
  left: 50%;
  transform: translate(-50%, -50%);
  
  /* 16:9 アスペクト比を維持しつつ最大化（広告分を考慮） */
  width: min(100vw, calc((100vh - var(--ad-top-height)) * 16 / 9));
  height: min(56.25vw, calc(100vh - var(--ad-top-height)));
  
  background-color: var(--color-container);
  overflow: hidden;
  
  display: flex;
  flex-direction: column;

  /* 影とボーダー */
  box-shadow: 0 0 60px rgba(99, 102, 241, 0.15);
  border: 1px solid var(--color-border);
}

/* ========================================
   ヘッダー
======================================== */
#game-header {
  flex: 0 0 auto;
  height: calc(var(--unit) * 4);
  min-height: 32px;
  padding: 0 calc(var(--unit) * 2);
  
  display: flex;
  justify-content: space-between;
  align-items: center;
  
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

/* ヘッダー非表示モード */
#game-header.hidden {
  display: none;
}

.header-left .logo {
  font-size: calc(var(--unit) * 1.8);
  font-weight: bold;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-right {
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 1.5);
}

.usage-counter {
  font-size: calc(var(--unit) * 1.4);
  color: var(--color-text-muted);
}

.btn-help {
  width: calc(var(--unit) * 3);
  height: calc(var(--unit) * 3);
  min-width: 28px;
  min-height: 28px;
  
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background-color: var(--color-surface);
  color: var(--color-text-muted);
  font-size: calc(var(--unit) * 1.4);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-help:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ========================================
   メインエリア
======================================== */
#game-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: calc(var(--unit) * 2);
  gap: calc(var(--unit) * 1.5);
  overflow: hidden;
}

/* AIキャラクターエリア */
#ai-character {
  flex: 0 0 auto;
  display: flex;
  align-items: flex-start;
  gap: calc(var(--unit) * 1.5);
  position: relative;
}

.character-avatar {
  flex: 0 0 auto;
  width: calc(var(--unit) * 5);
  height: calc(var(--unit) * 5);
  min-width: 40px;
  min-height: 40px;
  
  display: flex;
  align-items: center;
  justify-content: center;
  
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.6), rgba(236, 72, 153, 0.6));
  border-radius: 50%;
  overflow: hidden;
  padding: calc(var(--unit) * 0.3);
  box-sizing: border-box;
  font-size: calc(var(--unit) * 3);
}

.character-avatar img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: opacity 0.3s ease;
}

.character-bubble {
  flex: 1;
  max-width: calc(var(--unit) * 52);
  padding: calc(var(--unit) * 1.2) calc(var(--unit) * 1.5);
  
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1);
  border-top-left-radius: 0;
}

.character-text {
  font-size: calc(var(--unit) * 1.5);
  line-height: 1.5;
  min-height: calc(var(--unit) * 2.5);
}

/* ========================================
   ジャンル選択エリア
======================================== */
#genre-selection {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 0.8);
}

#genre-selection.hidden {
  display: none;
}

.genre-label {
  font-size: calc(var(--unit) * 1.3);
  color: var(--color-text-muted);
  margin-left: calc(var(--unit) * 0.5);
}

.genre-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--unit) * 1);
}

.genre-btn {
  padding: calc(var(--unit) * 1) calc(var(--unit) * 1.8);
  min-height: calc(var(--unit) * 4.5);
  
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
  
  color: var(--color-text);
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 1.3);
  cursor: pointer;
  transition: all 0.2s ease;
}

.genre-btn:hover {
  border-color: var(--color-primary);
  background-color: rgba(99, 102, 241, 0.1);
}

.genre-btn.selected {
  background-color: var(--color-primary);
  border-color: var(--color-primary-hover);
  color: white;
  font-weight: bold;
}

/* ========================================
   詳細オプションメニュー
======================================== */
#advanced-options {
  flex: 0 0 auto;
}

#advanced-options.hidden {
  display: none;
}

/* モデル選択（詳細オプション内） */
#model-selector {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 1);
  padding: calc(var(--unit) * 0.6) calc(var(--unit) * 1);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
  position: relative;
  transition: opacity 0.2s ease;
}

/* ロック状態 */
#model-selector.locked {
  opacity: 0.5;
  pointer-events: none;
}

#model-selector.locked .model-select {
  cursor: not-allowed;
}

.model-selector-lock {
  display: none;
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 0.95);
  color: var(--color-accent);
  white-space: nowrap;
  font-weight: 600;
  flex-shrink: 0;
}

#model-selector.locked .model-selector-lock {
  display: inline;
}

#model-selector.hidden {
  display: none;
}

.model-selector-label {
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 1.2);
  font-weight: 500;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.model-select {
  flex: 1;
  padding: calc(var(--unit) * 0.6) calc(var(--unit) * 1);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
  color: var(--color-text);
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 1.1);
  cursor: pointer;
  transition: border-color 0.2s ease;
}

.model-select:hover,
.model-select:focus {
  border-color: var(--color-primary);
  outline: none;
}

.advanced-options-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: calc(var(--unit) * 0.8) calc(var(--unit) * 1.2);
  
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
  
  color: var(--color-text-muted);
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 1.2);
  cursor: pointer;
  transition: all 0.2s ease;
}

.advanced-options-header:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
}

.advanced-options-title {
  font-weight: 500;
}

.advanced-options-arrow {
  font-size: calc(var(--unit) * 1);
  transition: transform 0.2s ease;
}

.advanced-options-arrow.open {
  transform: rotate(180deg);
}

.advanced-options-body {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--unit) * 1);
  padding: calc(var(--unit) * 1) 0;
}

.advanced-options-body.open {
  display: grid;
}

.advanced-options-caution {
  grid-column: 1 / -1;
  margin: 0;
  padding: calc(var(--unit) * 0.5) calc(var(--unit) * 1);
  font-size: calc(var(--unit) * 1.1);
  color: var(--color-warning, #f59e0b);
  opacity: 0.85;
  line-height: 1.4;
}

/* オプション項目カード */
.option-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(var(--unit) * 1) calc(var(--unit) * 1.2);
  
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
  
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.option-card:hover {
  border-color: var(--color-primary);
}

.option-card.active {
  border-color: var(--color-primary);
  background-color: rgba(99, 102, 241, 0.08);
}

.option-card-label {
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 0.6);
  
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 1.2);
  color: var(--color-text);
}

.option-card-icon {
  font-size: calc(var(--unit) * 1.5);
}

/* トグルスイッチ */
.toggle-switch {
  position: relative;
  width: calc(var(--unit) * 4.5);
  height: calc(var(--unit) * 2.4);
  flex-shrink: 0;
  
  background-color: var(--color-border);
  border-radius: calc(var(--unit) * 1.2);
  
  transition: background-color 0.2s ease;
}

.toggle-switch.active {
  background-color: var(--color-primary);
}

.toggle-switch-knob {
  position: absolute;
  top: calc(var(--unit) * 0.2);
  left: calc(var(--unit) * 0.2);
  width: calc(var(--unit) * 2);
  height: calc(var(--unit) * 2);
  
  background-color: white;
  border-radius: 50%;
  
  transition: transform 0.2s ease;
}

.toggle-switch.active .toggle-switch-knob {
  transform: translateX(calc(var(--unit) * 2.1));
}

/* ========================================
   プロンプト入力エリア（大きめ）
======================================== */
#prompt-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  min-height: calc(var(--unit) * 20);
}

#prompt-area.hidden {
  display: none;
}

#prompt-area #prompt-input {
  flex: 1;
  width: 100%;
  padding: calc(var(--unit) * 1.5);
  
  background-color: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: calc(var(--unit) * 1);
  
  color: var(--color-text);
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 1.6);
  line-height: 1.6;
  resize: none;
  
  transition: border-color 0.2s ease;
}

#prompt-area #prompt-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

#prompt-area #prompt-input::placeholder {
  color: var(--color-text-muted);
}

#prompt-area .char-counter {
  position: absolute;
  bottom: calc(var(--unit) * 1);
  right: calc(var(--unit) * 1.5);
  
  font-size: calc(var(--unit) * 1.3);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

/* ========================================
   ゲームエリア
======================================== */
#game-area {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(var(--unit) * 1);
  overflow: hidden;
}

#game-area.hidden {
  display: none;
}

/* ゲーム表示エリア */
#game-display {
  flex: 1;
  max-width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1);
  overflow: hidden;
  transition: all 0.3s ease;
}

/* ゲーム生成後は16:10アスペクト比 */
#game-display.game-active {
  flex: 0 0 auto;
  aspect-ratio: 16 / 10;
  max-height: 100%;
  width: auto;
}

/* 新しいゲームボタン */
.btn-new-game {
  flex: 0 0 auto;
  width: calc(var(--unit) * 10);
  min-width: 80px;
  padding: calc(var(--unit) * 2) calc(var(--unit) * 1);
  
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: calc(var(--unit) * 1);
  
  background: linear-gradient(135deg, var(--color-surface), var(--color-bg));
  border: 2px solid var(--color-border);
  border-radius: calc(var(--unit) * 1);
  
  color: var(--color-text);
  font-family: var(--font-main);
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-new-game:hover {
  border-color: var(--color-primary);
  background: linear-gradient(135deg, var(--color-primary), #4f46e5);
  transform: scale(1.05);
}

.btn-new-game .btn-icon {
  font-size: calc(var(--unit) * 3);
}

.btn-new-game .btn-label {
  font-size: calc(var(--unit) * 1.2);
  text-align: center;
  line-height: 1.3;
}

.btn-new-game.hidden {
  display: none;
}

.game-placeholder {
  color: var(--color-text-muted);
  font-size: calc(var(--unit) * 1.8);
  text-align: center;
}

/* 生成されたゲーム用iframe */
#game-display iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ========================================
   フッター（入力モード時）
======================================== */
#game-footer {
  position: relative;
  flex: 0 0 auto;
  padding: calc(var(--unit) * 1) calc(var(--unit) * 2);
  background-color: var(--color-bg);
  border-top: 1px solid var(--color-border);
  transition: all 0.3s ease;
}

/* フッター非表示モード */
#game-footer.hidden {
  display: none;
}

.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ミニメニュー */
.mini-menu {
  display: flex;
  gap: calc(var(--unit) * 0.5);
  padding: calc(var(--unit) * 0.8);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
}

.mini-menu-btn {
  width: calc(var(--unit) * 4);
  height: calc(var(--unit) * 3.5);
  min-width: 32px;
  min-height: 28px;
  
  display: flex;
  align-items: center;
  justify-content: center;
  
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.4);
  
  font-size: calc(var(--unit) * 1.6);
  cursor: pointer;
  transition: all 0.2s ease;
}

.mini-menu-btn:hover {
  border-color: var(--color-primary);
  background-color: rgba(99, 102, 241, 0.1);
}

/* デバッグボタン（赤系） */
.mini-menu-btn.btn-debug {
  border-color: rgba(239, 68, 68, 0.5);
  font-size: calc(var(--unit) * 1.4);
}

.mini-menu-btn.btn-debug:hover {
  border-color: #ef4444;
  background-color: rgba(239, 68, 68, 0.1);
}

/* フッター右側アクション */
.footer-actions {
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 1);
  border-radius: calc(var(--unit) * 1);
  padding: calc(var(--unit) * 0.5);
}

/* 残り回数バッジ */
.remaining-badge {
  padding: calc(var(--unit) * 1) calc(var(--unit) * 1.5);
  min-height: calc(var(--unit) * 5);
  
  display: flex;
  align-items: center;
  justify-content: center;
  
  background-color: var(--color-surface);
  border: 2px solid var(--color-success);
  border-radius: calc(var(--unit) * 0.6);
  
  color: var(--color-success);
  font-family: var(--font-mono);
  font-size: calc(var(--unit) * 1.5);
  font-weight: bold;
  cursor: pointer;
  transition: all 0.2s ease;
}

.remaining-badge:hover {
  background-color: rgba(34, 197, 94, 0.1);
}

.remaining-badge.warning {
  border-color: var(--color-warning);
  color: var(--color-warning);
}

.remaining-badge.danger {
  border-color: var(--color-error);
  color: var(--color-error);
}

/* 生成ボタン */
.btn-generate {
  padding: calc(var(--unit) * 1.2) calc(var(--unit) * 2.5);
  min-height: calc(var(--unit) * 5);
  
  background: linear-gradient(135deg, var(--color-primary), #4f46e5);
  border: 2px solid var(--color-primary-hover);
  border-radius: calc(var(--unit) * 0.6);
  
  color: white;
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 1.6);
  font-weight: bold;
  cursor: pointer;
  
  transition: all 0.2s ease;
}

.btn-generate:hover {
  background: linear-gradient(135deg, var(--color-primary-hover), var(--color-primary));
  transform: translateY(-1px);
}

.btn-generate:active {
  transform: translateY(0);
}

.btn-generate:disabled {
  background: var(--color-border);
  border-color: var(--color-border);
  cursor: not-allowed;
  transform: none;
}

/* 旧スタイル（互換性のため残す） */
.input-container {
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 1);
}

#prompt-input {
  width: 100%;
  height: calc(var(--unit) * 8);
  min-height: 60px;
  padding: calc(var(--unit) * 1.2);
  
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.8);
  
  color: var(--color-text);
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 1.6);
  line-height: 1.5;
  resize: none;
  
  transition: border-color 0.2s ease;
}

#prompt-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

#prompt-input::placeholder {
  color: var(--color-text-muted);
}

.input-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.counter-group {
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 2);
}

.char-counter {
  font-size: calc(var(--unit) * 1.3);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

.usage-counter {
  font-size: calc(var(--unit) * 1.3);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

.char-counter.warning {
  color: var(--color-warning);
}

.char-counter.limit {
  color: var(--color-error);
}

.btn-primary {
  padding: calc(var(--unit) * 1) calc(var(--unit) * 3);
  min-height: 36px;
  
  background: linear-gradient(135deg, var(--color-primary), #4f46e5);
  border: none;
  border-radius: calc(var(--unit) * 0.6);
  
  color: white;
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 1.5);
  font-weight: bold;
  cursor: pointer;
  
  transition: all 0.2s ease;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-hover), var(--color-primary));
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary:disabled {
  background: var(--color-border);
  cursor: not-allowed;
  transform: none;
}

/* ========================================
   オーバーレイ（チュートリアル・モーダル）
======================================== */
#overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.85);
  
  display: flex;
  align-items: center;
  justify-content: center;
  
  z-index: 100;
  transition: opacity 0.3s ease;
}

#overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.overlay-content {
  width: 90%;
  max-width: calc(var(--unit) * 70);
  padding: calc(var(--unit) * 2.5);
  
  background-color: var(--color-container);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1.5);
  
  overflow: hidden;
}

/* ========================================
   タイトル画面
======================================== */
.title-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: calc(var(--unit) * 4);
}

.title-screen h1 {
  font-size: calc(var(--unit) * 6);
  font-weight: bold;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.title-screen .subtitle {
  font-size: calc(var(--unit) * 1.8);
  color: var(--color-text-muted);
}

.btn-start {
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 5);
  
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border: none;
  border-radius: calc(var(--unit) * 1);
  
  color: white;
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 2);
  font-weight: bold;
  cursor: pointer;
  
  transition: all 0.3s ease;
  animation: pulse 2s infinite;
}

.btn-start:hover {
  transform: scale(1.05);
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4); }
  50% { box-shadow: 0 0 20px 10px rgba(99, 102, 241, 0); }
}

.btn-title-login {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(var(--unit) * 0.8);
  padding: calc(var(--unit) * 1) calc(var(--unit) * 3);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: calc(var(--unit) * 0.8);
  color: var(--color-text-muted);
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 1.4);
  cursor: pointer;
  transition: all 0.2s;
  backdrop-filter: blur(8px);
}

.btn-title-login:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  color: var(--color-text);
}

/* ========================================
   チュートリアル用スタイル
======================================== */
.tutorial-container {
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 1.5);
}

.tutorial-character {
  display: flex;
  align-items: flex-start;
  gap: calc(var(--unit) * 2);
}

.tutorial-character .avatar {
  flex: 0 0 auto;
  width: calc(var(--unit) * 8);
  height: calc(var(--unit) * 8);
  min-width: 56px;
  min-height: 56px;
  
  display: flex;
  align-items: center;
  justify-content: center;
  
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 50%;
  font-size: calc(var(--unit) * 4);
  padding: calc(var(--unit) * 0.6);
  box-sizing: border-box;
  overflow: hidden;
}

.tutorial-character .avatar img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.tutorial-character .speech {
  flex: 1;
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1);
  border-top-left-radius: 0;
  
  font-size: calc(var(--unit) * 1.6);
  line-height: 1.6;
}

.tutorial-highlight {
  display: inline-block;
  padding: calc(var(--unit) * 0.3) calc(var(--unit) * 0.8);
  background-color: var(--color-primary);
  border-radius: calc(var(--unit) * 0.4);
  color: white;
  font-weight: bold;
}

.tutorial-actions {
  display: flex;
  justify-content: flex-end;
  gap: calc(var(--unit) * 1.5);
  margin-top: calc(var(--unit) * 1);
}

.btn-next {
  padding: calc(var(--unit) * 1) calc(var(--unit) * 3);
  
  background: linear-gradient(135deg, var(--color-primary), #4f46e5);
  border: none;
  border-radius: calc(var(--unit) * 0.6);
  
  color: white;
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 1.5);
  font-weight: bold;
  cursor: pointer;
  
  transition: all 0.2s ease;
}

.btn-next:hover {
  background: linear-gradient(135deg, var(--color-primary-hover), var(--color-primary));
}

/* チュートリアル中の無効ボタン */
.tutorial-disabled {
  opacity: 0.4 !important;
  pointer-events: none !important;
  cursor: not-allowed !important;
}

/* ========================================
   ローディング
======================================== */
.loading-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(var(--unit) * 2);
}

.loading-spinner {
  width: calc(var(--unit) * 6);
  height: calc(var(--unit) * 6);
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-text {
  font-size: calc(var(--unit) * 1.6);
  color: var(--color-text-muted);
}

/* 生成中表示（実画面用） */
.generating-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: calc(var(--unit) * 2);
  height: 100%;
}

.generating-text {
  font-size: calc(var(--unit) * 2);
  color: var(--color-text-muted);
  animation: pulse-text 1.5s ease-in-out infinite;
}

@keyframes pulse-text {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* チュートリアル用フローティングボタン */
.tutorial-floating-btn {
  position: absolute;
  bottom: calc(var(--unit) * 15);
  right: calc(var(--unit) * 3);
  z-index: 50;
  animation: fadeInUp 0.3s ease;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

/* チュートリアル用「次へ」ボタン（AIキャラクターエリア内）- 大きく目立つ */
.tutorial-next-btn {
  position: absolute;
  top: calc(var(--unit) * 1.5);
  right: calc(var(--unit) * 2);
  z-index: 150;
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 3);
  font-size: calc(var(--unit) * 1.8);
  font-weight: bold;
  
  background: linear-gradient(135deg, var(--color-accent), #ec4899);
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: calc(var(--unit) * 1);
  color: white;
  cursor: pointer;
  
  box-shadow: 0 4px 20px rgba(244, 114, 182, 0.5);
  animation: fadeInUp 0.3s ease, pulse-next-btn 2s ease-in-out infinite;
}

/* AIセリフバー内の次へボタン（ゲームモード用・バーの高さを変えない） */
#game-ai-bar .tutorial-next-btn {
  position: relative;
  top: auto;
  right: auto;
  margin-left: auto;
  flex-shrink: 0;
  /* バーの高さに収まるサイズ */
  padding: calc(var(--unit) * 0.6) calc(var(--unit) * 1.5);
  font-size: calc(var(--unit) * 1.3);
  /* 高さを制限 */
  max-height: calc(var(--unit) * 3.5);
  box-sizing: border-box;
}

/* 次へボタンのハイライト（5秒後に適用）- ピンク色で目立たせる */
.tutorial-next-btn-highlight {
  animation: pulse-next-btn 1s ease-in-out infinite;
  background: linear-gradient(135deg, var(--color-accent), #ec4899) !important;
  box-shadow: 0 0 0 4px var(--color-accent), 0 0 30px rgba(244, 114, 182, 0.8);
}

@keyframes pulse-next-btn {
  0%, 100% { 
    box-shadow: 0 0 0 4px var(--color-accent), 0 0 30px rgba(244, 114, 182, 0.6);
    transform: scale(1);
  }
  50% { 
    box-shadow: 0 0 0 6px var(--color-accent), 0 0 40px rgba(244, 114, 182, 0.9);
    transform: scale(1.05);
  }
}

/* チュートリアル入力欄矢印（プロンプトエリアの上部から入力欄を指す） */
.tutorial-input-arrow {
  position: absolute;
  top: calc(var(--unit) * -5);
  left: calc(var(--unit) * 2);
  color: var(--color-accent);
  font-size: calc(var(--unit) * 4);
  font-weight: bold;
  z-index: 150;
  animation: bounce-arrow 0.8s ease-in-out infinite;
  text-shadow: 0 0 20px var(--color-accent), 0 0 40px rgba(244, 114, 182, 0.5);
}

/* チュートリアルジャンル選択矢印（アクションボタンの上） */
.tutorial-genre-arrow {
  position: absolute;
  top: calc(var(--unit) * -1);
  left: calc(var(--unit) * 17); /* アクションボタンの中央位置 */
  color: var(--color-accent);
  font-size: calc(var(--unit) * 4);
  font-weight: bold;
  z-index: 150;
  animation: bounce-arrow 0.8s ease-in-out infinite;
  text-shadow: 0 0 20px var(--color-accent), 0 0 40px rgba(244, 114, 182, 0.5);
}

@keyframes bounce-arrow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* チュートリアル用フォーカスオーバーレイ */
.tutorial-focus-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.75);
  z-index: 100;
  pointer-events: none;
  animation: fadeIn 0.3s ease;
}

/* チュートリアル中のハイライトエリア */
.tutorial-highlight-area {
  position: relative;
  z-index: 110;
  box-shadow: 0 0 0 4px var(--color-primary), 0 0 30px rgba(99, 102, 241, 0.5);
  border-radius: calc(var(--unit) * 1);
  pointer-events: auto;
}

/* 生成ボタンのハイライト */
.tutorial-highlight-btn {
  position: relative;
  z-index: 120;
  animation: pulse-btn 1s ease-in-out infinite;
  box-shadow: 0 0 0 4px var(--color-accent), 0 0 30px rgba(244, 114, 182, 0.6);
}

@keyframes pulse-btn {
  0%, 100% { 
    box-shadow: 0 0 0 4px var(--color-accent), 0 0 30px rgba(244, 114, 182, 0.6);
  }
  50% { 
    box-shadow: 0 0 0 6px var(--color-accent), 0 0 40px rgba(244, 114, 182, 0.8);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========================================
   広告バナー（Google AdSense）
   無料プランのみ表示。有料プランでは非表示。
======================================== */

/* 広告バナー共通 */
.ad-banner {
  position: fixed;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #000;
  overflow: hidden;
  transition: height 0.3s ease, opacity 0.3s ease;
}

/* 上部バナー */
.ad-banner-top {
  top: 0;
  height: var(--ad-top-height);
  min-height: var(--ad-top-height);
}

/* 広告のins要素 */
.ad-banner .adsbygoogle {
  width: 100%;
  max-width: 728px;
  min-height: 50px;
}

/* 広告が有効なとき（無料プラン） */
body.has-ads {
  --ad-top-height: 90px;
}

/* 有料プランでは広告を非表示 */
body.plan-premium .ad-banner,
body:not(.has-ads) .ad-banner {
  display: none;
}

/* 広告ロード中のプレースホルダ */
.ad-banner-placeholder {
  color: var(--color-text-muted);
  font-size: 12px;
  opacity: 0.5;
}

/* モバイル：広告バナーを小さく */
@media (max-width: 600px) {
  body.has-ads {
    --ad-top-height: 60px;
  }
  
  .ad-banner .adsbygoogle {
    min-height: 50px;
  }
}

/* 超小画面：広告非表示（UX優先） */
@media (max-height: 400px) {
  body.has-ads {
    --ad-top-height: 0px;
  }
  
  .ad-banner {
    display: none;
  }
}

/* ========================================
   レスポンシブ微調整（最小サイズ保証）
======================================== */
@media (max-width: 600px), (max-height: 400px) {
  :root {
    --unit: 1.2vmin;
  }
  
  #game-header {
    min-height: 36px;
  }
  
  .character-avatar {
    min-width: 36px;
    min-height: 36px;
  }
  
  #prompt-input {
    min-height: 50px;
  }
}

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

.fade-in {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.typewriter {
  overflow: hidden;
  white-space: nowrap;
  animation: typing 1s steps(20, end);
}

@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

/* ========================================
   履歴パネル（チュートリアル用）
======================================== */
.history-panel {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(85%, 600px);
  max-height: 75%;
  
  background: var(--color-container);
  border: 2px solid var(--color-border);
  border-radius: calc(var(--unit) * 1.5);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  
  z-index: 901;
  overflow: hidden;
  animation: fadeInScale 0.3s ease;
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

.history-panel-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 1);
  z-index: 900;
}

.history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  
  background: #0a0a0f;
  color: white;
  font-size: calc(var(--unit) * 2);
  font-weight: bold;
}

.history-close-btn {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: calc(var(--unit) * 2);
  cursor: pointer;
  padding: calc(var(--unit) * 0.5) calc(var(--unit) * 1);
  line-height: 1;
  border-radius: calc(var(--unit) * 0.5);
  transition: all 0.2s;
}

.history-close-btn:hover {
  background: var(--color-surface);
  color: var(--color-text);
}

.history-list {
  padding: calc(var(--unit) * 1.5);
  overflow-y: auto;
  max-height: 450px;
}

.history-item {
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 0.5);
  padding: calc(var(--unit) * 1.5);
  margin-bottom: calc(var(--unit) * 1);
  
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1);
  
  transition: border-color 0.2s;
}

.history-item.selected {
  border-color: var(--color-primary);
  border-width: 2px;
}

.history-item:hover {
  border-color: var(--color-primary);
}

.history-item-header {
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 1);
}

.history-item-fav {
  font-size: calc(var(--unit) * 1.6);
  cursor: pointer;
  opacity: 0.3;
  transition: opacity 0.2s;
}

.history-item-fav.active {
  opacity: 1;
}

.history-item-text {
  flex: 1;
  color: var(--color-text);
  font-size: calc(var(--unit) * 1.7);
  line-height: 1.4;
  word-break: break-word;
}

.history-item-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: calc(var(--unit) * 0.5);
}

.history-item-meta {
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 1);
}

.history-item-genre {
  font-size: calc(var(--unit) * 1.6);
  color: var(--color-primary);
}

.history-item-date {
  font-size: calc(var(--unit) * 1.3);
  color: var(--color-text-muted);
}

.history-item-actions {
  display: flex;
  gap: calc(var(--unit) * 0.8);
}

.history-btn-play {
  padding: calc(var(--unit) * 0.8) calc(var(--unit) * 2);
  background: var(--color-primary);
  border: none;
  border-radius: calc(var(--unit) * 0.5);
  color: white;
  font-size: calc(var(--unit) * 1.4);
  font-weight: bold;
  cursor: pointer;
  transition: background 0.2s;
}

.history-btn-play:hover {
  background: var(--color-primary-hover);
}

.history-btn-modify {
  padding: calc(var(--unit) * 0.6) calc(var(--unit) * 1.5);
  background: transparent;
  border: 1px solid var(--color-accent);
  border-radius: calc(var(--unit) * 0.5);
  color: var(--color-accent);
  font-size: calc(var(--unit) * 1.3);
  font-weight: bold;
  cursor: pointer;
  transition: all 0.2s;
}

.history-btn-modify:hover {
  background: var(--color-accent);
  color: white;
}

/* 履歴が空の場合 */
.history-empty {
  text-align: center;
  padding: calc(var(--unit) * 4) calc(var(--unit) * 2);
  color: var(--color-text-muted);
}

.history-empty p {
  margin: calc(var(--unit) * 1) 0;
  font-size: calc(var(--unit) * 1.5);
}

.history-empty p:last-child {
  font-size: calc(var(--unit) * 1.3);
  opacity: 0.7;
}

/* 公開中ゲーム表示 */
.history-published-section {
  margin-bottom: calc(var(--unit) * 2);
  padding-bottom: calc(var(--unit) * 1.5);
  border-bottom: 1px solid var(--color-border);
}

.history-published-label {
  font-size: calc(var(--unit) * 1.4);
  font-weight: bold;
  color: var(--color-accent);
  margin-bottom: calc(var(--unit) * 1);
}

.history-item-published {
  border-color: var(--color-accent);
  background: rgba(139, 92, 246, 0.08);
}

.history-item-published:hover {
  border-color: var(--color-accent);
}

.history-published-badge {
  display: inline-flex;
  align-items: center;
  padding: calc(var(--unit) * 0.2) calc(var(--unit) * 0.8);
  background: linear-gradient(135deg, var(--color-accent), #ec4899);
  border-radius: calc(var(--unit) * 0.4);
  color: white;
  font-size: calc(var(--unit) * 1.1);
  font-weight: bold;
  flex-shrink: 0;
}

.history-item-stats {
  font-size: calc(var(--unit) * 1.2);
  color: var(--color-text-muted);
  display: flex;
  gap: calc(var(--unit) * 0.8);
}

.history-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: calc(var(--unit) * 4);
  padding: calc(var(--unit) * 0.3) calc(var(--unit) * 0.8);
  margin-right: calc(var(--unit) * 0.8);
  
  background: linear-gradient(135deg, var(--color-accent), #ec4899);
  border-radius: calc(var(--unit) * 0.4);
  
  color: white;
  font-size: calc(var(--unit) * 1.2);
  font-weight: bold;
  font-family: var(--font-mono);
}

/* 履歴パネル表示中のAI配置（下部に移動） */
.history-panel-ai {
  position: absolute;
  bottom: calc(var(--unit) * 2);
  left: calc(var(--unit) * 2);
  display: flex;
  align-items: flex-end;
  gap: calc(var(--unit) * 1.5);
  z-index: 201;
  max-width: 45%;
}

.history-panel-ai .avatar {
  width: calc(var(--unit) * 7);
  height: calc(var(--unit) * 7);
  min-width: 48px;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 50%;
  font-size: calc(var(--unit) * 3.5);
  flex-shrink: 0;
  padding: calc(var(--unit) * 0.5);
  box-sizing: border-box;
  overflow: hidden;
}

.history-panel-ai .avatar img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.history-panel-ai .speech {
  padding: calc(var(--unit) * 1.2) calc(var(--unit) * 1.5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1);
  border-bottom-left-radius: 0;
  font-size: calc(var(--unit) * 1.4);
  line-height: 1.5;
  color: var(--color-text);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* 履歴パネル表示中の「なるほど！」ボタン（レガシー） */
.history-next-btn {
  position: absolute;
  bottom: calc(var(--unit) * 2);
  right: calc(var(--unit) * 2);
  padding: calc(var(--unit) * 1.2) calc(var(--unit) * 3);
  
  background: linear-gradient(135deg, var(--color-primary), #4f46e5);
  border: none;
  border-radius: calc(var(--unit) * 0.8);
  
  color: white;
  font-family: var(--font-main);
  font-size: calc(var(--unit) * 1.6);
  font-weight: bold;
  cursor: pointer;
  
  z-index: 201;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
  transition: all 0.2s ease;
  animation: pulse 2s infinite;
}

.history-next-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 16px rgba(99, 102, 241, 0.5);
}

/* 履歴パネル表示中の専用AIオーバーレイ（AIキャラクター位置に重ねる） */
.tutorial-history-ai-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 250;
  
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 2);
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: calc(var(--unit) * 1.5);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.5),
              0 8px 32px rgba(0, 0, 0, 0.6);
  animation: pulse-border 2s infinite;
}

.tutorial-history-ai-overlay .avatar {
  font-size: calc(var(--unit) * 4);
  flex-shrink: 0;
}

.tutorial-history-ai-overlay .speech {
  flex: 1;
  color: var(--color-text);
  font-size: calc(var(--unit) * 1.6);
  line-height: 1.5;
}

.tutorial-history-ai-overlay .tutorial-next-btn {
  flex-shrink: 0;
}

.tutorial-history-ai-overlay.hidden {
  display: none;
}

/* チュートリアル履歴アイテムハイライト */
.history-item.tutorial-highlight-item {
  border: 2px solid var(--color-primary);
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.6);
  animation: pulse-border 2s infinite;
}

/* ========================================
   ゲームモード（新仕様）
   縦ミニメニュー + ゲーム表示 + AIセリフバー
======================================== */

/* ゲームエリア全体（横並び） */
#game-area {
  flex: 1;
  display: flex;
  align-items: stretch;
  gap: calc(var(--unit) * 1);
  overflow: hidden;
}

/* 左側：縦ミニメニュー */
.game-mini-menu {
  flex: 0 0 auto;
  width: calc(var(--unit) * 7);
  min-width: 56px;
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 0.8);
  padding: calc(var(--unit) * 0.8);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1);
}

.game-menu-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: calc(var(--unit) * 0.3);
  padding: calc(var(--unit) * 0.8);
  
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
  
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.2s ease;
}

.game-menu-btn:hover {
  border-color: var(--color-primary);
  background-color: rgba(99, 102, 241, 0.1);
}

.game-menu-btn:first-child {
  border-color: var(--color-primary);
}

.game-menu-btn:first-child:hover {
  background: linear-gradient(135deg, var(--color-primary), #4f46e5);
  color: white;
}

.game-menu-btn .btn-icon {
  font-size: calc(var(--unit) * 2);
}

.game-menu-btn .btn-label {
  font-size: calc(var(--unit) * 0.9);
  color: var(--color-text-muted);
}

.game-menu-btn:hover .btn-label {
  color: var(--color-text);
}

/* 保存済み状態 */
.game-menu-btn.saved {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--color-warning);
}

.game-menu-btn.saved .btn-icon {
  color: var(--color-warning);
}

.game-menu-btn.saved .btn-label {
  color: var(--color-warning);
}

/* 生成中の無効化状態 */
.game-menu-btn.generating-disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* 中央：ゲーム表示＋AIセリフバー */
#game-main-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 0.8);
  overflow: hidden;
}

/* ゲーム表示エリア（大きめ・固定高さ） */
#game-main-area #game-display {
  /* AIセリフバーの高さ(5.5unit) + gap(0.8unit)を除いた残り全部 */
  flex: 1 1 0;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1);
  overflow: hidden;
}

#game-main-area #game-display.game-active {
  /* アクティブ時はアスペクト比固定しない（最大化） */
}

/* AIセリフバー（ゲーム下部・高さ固定） */
.game-ai-bar {
  /* 高さを固定（内容に関わらず一定） */
  flex: 0 0 calc(var(--unit) * 5.5);
  height: calc(var(--unit) * 5.5);
  min-height: calc(var(--unit) * 5.5);
  max-height: calc(var(--unit) * 5.5);
  
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 1);
  padding: calc(var(--unit) * 0.8) calc(var(--unit) * 1.2);
  
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.8);
  
  overflow: hidden;
}

.ai-bar-avatar {
  flex: 0 0 auto;
  width: calc(var(--unit) * 3.5);
  height: calc(var(--unit) * 3.5);
  min-width: 28px;
  min-height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 50%;
  font-size: calc(var(--unit) * 1.8);
}

.ai-bar-text {
  flex: 1;
  font-size: calc(var(--unit) * 1.4);
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 生成中の点滅 */
.ai-bar-text.generating {
  animation: pulse-text 1.5s ease-in-out infinite;
}

/* 「遊ぶ」ボタン */
.btn-play-new {
  flex: 0 0 auto;
  padding: calc(var(--unit) * 0.6) calc(var(--unit) * 1.5);
  
  background: linear-gradient(135deg, var(--color-primary), #4f46e5);
  border: none;
  border-radius: calc(var(--unit) * 0.5);
  
  color: white;
  font-size: calc(var(--unit) * 1.3);
  font-weight: bold;
  cursor: pointer;
  
  transition: all 0.2s ease;
  animation: pulse-btn 2s ease-in-out infinite;
}

.btn-play-new:hover {
  transform: scale(1.05);
}

.btn-play-new.hidden {
  display: none;
}

/* 詳細モーダル */
.game-detail-modal {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(90%, 600px);
  max-height: 85%;
  
  background: var(--color-container);
  border: 2px solid var(--color-border);
  border-radius: calc(var(--unit) * 1.5);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  
  z-index: 200;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: fadeInScale 0.3s ease;
}

.game-detail-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.game-detail-header h3 {
  font-size: calc(var(--unit) * 1.8);
  font-weight: bold;
  color: var(--color-text);
}

.game-detail-close {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-size: calc(var(--unit) * 2);
  cursor: pointer;
  transition: color 0.2s;
}

.game-detail-close:hover {
  color: var(--color-text);
}

.game-detail-content {
  padding: calc(var(--unit) * 2);
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

.game-detail-section {
  margin-bottom: calc(var(--unit) * 2);
}

.game-detail-section h4 {
  font-size: calc(var(--unit) * 1.4);
  color: var(--color-text-muted);
  margin-bottom: calc(var(--unit) * 0.8);
}

.game-detail-section pre {
  padding: calc(var(--unit) * 1.2);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
  font-family: var(--font-mono);
  font-size: calc(var(--unit) * 1.3);
  color: var(--color-text);
  white-space: pre-wrap;
  word-break: break-word;
}

/* AIログ: サマリー部分 */
.ai-log-summary pre {
  margin-bottom: calc(var(--unit) * 1);
}

/* AIログ: ステップごとの折りたたみカード */
.ai-log-step {
  margin-bottom: calc(var(--unit) * 1);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
  overflow: hidden;
}

.ai-log-step-label {
  padding: calc(var(--unit) * 0.8) calc(var(--unit) * 1.2);
  background: var(--color-surface);
  font-size: calc(var(--unit) * 1.3);
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  user-select: none;
  list-style: none;
}

.ai-log-step-label::before {
  content: '▶ ';
  font-size: calc(var(--unit) * 1);
  transition: transform 0.2s;
}

.ai-log-step[open] > .ai-log-step-label::before {
  content: '▼ ';
}

.ai-log-step-text {
  padding: calc(var(--unit) * 1.2);
  background: var(--color-bg);
  font-family: var(--font-mono);
  font-size: calc(var(--unit) * 1.2);
  color: var(--color-text);
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
  border-top: 1px solid var(--color-border);
  max-height: 40vh;
  overflow-y: auto;
}

.ai-log-empty {
  color: var(--color-text-muted);
  font-style: italic;
}

.game-detail-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 199;
}

/* ========================================
   カスタム確認モーダル
======================================== */
.confirm-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 299;
}

.confirm-modal {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(calc(var(--unit) * 35), 90%);
  background: var(--color-surface);
  border-radius: calc(var(--unit) * 1.5);
  box-shadow: 0 calc(var(--unit) * 0.5) calc(var(--unit) * 3) rgba(0, 0, 0, 0.4);
  z-index: 300;
  overflow: hidden;
}

.confirm-modal-header {
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  background: linear-gradient(135deg, #7c3aed 0%, #6366f1 100%);
}

.confirm-modal-header h3 {
  margin: 0;
  font-size: calc(var(--unit) * 1.8);
  color: white;
}

.confirm-modal-content {
  padding: calc(var(--unit) * 2);
}

.confirm-modal-content p {
  margin: 0;
  font-size: calc(var(--unit) * 1.5);
  color: var(--color-text);
  line-height: 1.6;
}

.confirm-modal-actions {
  display: flex;
  gap: calc(var(--unit) * 1);
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  background: var(--color-bg);
  justify-content: flex-end;
}

.confirm-btn-cancel,
.confirm-btn-ok {
  padding: calc(var(--unit) * 1) calc(var(--unit) * 2);
  border: none;
  border-radius: calc(var(--unit) * 0.8);
  font-size: calc(var(--unit) * 1.4);
  cursor: pointer;
  transition: all 0.2s;
}

.confirm-btn-cancel {
  background: var(--color-surface);
  color: var(--color-text-muted);
}

.confirm-btn-cancel:hover {
  background: #52525b;
}

.confirm-btn-ok {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: white;
}

.confirm-btn-ok:hover {
  filter: brightness(1.1);
}

/* ========================================
   チュートリアルスキップボタン（デバッグ用）
======================================== */
.tutorial-skip-btn {
  position: fixed;
  top: calc(var(--unit) * 1);
  right: calc(var(--unit) * 1);
  z-index: 9999;
  padding: calc(var(--unit) * 0.8) calc(var(--unit) * 1.5);
  background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: calc(var(--unit) * 0.8);
  font-size: calc(var(--unit) * 1.2);
  font-weight: bold;
  cursor: pointer;
  box-shadow: 0 calc(var(--unit) * 0.3) calc(var(--unit) * 1) rgba(0, 0, 0, 0.3);
  animation: skip-btn-pulse 2s ease-in-out infinite;
}

.tutorial-skip-btn:hover {
  filter: brightness(1.1);
  transform: scale(1.05);
}

@keyframes skip-btn-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.4); }
  50% { box-shadow: 0 0 0 calc(var(--unit) * 0.5) rgba(249, 115, 22, 0); }
}

/* ========================================
   アカウントエリア（右上固定）
======================================== */
#account-area {
  position: absolute;
  top: calc(var(--unit) * 1);
  right: calc(var(--unit) * 1);
  z-index: 250;
}

.account-btn {
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 0.6);
  padding: calc(var(--unit) * 0.6) calc(var(--unit) * 1.2);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: calc(var(--unit) * 2);
  color: var(--color-text);
  font-size: calc(var(--unit) * 1.2);
  font-family: var(--font-main);
  cursor: pointer;
  transition: all 0.2s;
  backdrop-filter: blur(8px);
}

.account-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.25);
}

.account-icon {
  font-size: calc(var(--unit) * 1.4);
}

.account-label {
  max-width: calc(var(--unit) * 12);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-avatar {
  width: calc(var(--unit) * 2.4);
  height: calc(var(--unit) * 2.4);
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.user-avatar[src=""],
.user-avatar:not([src]) {
  display: none;
}

/* ログイン中アイコンボタン */
.logged-in-icon-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s, filter 0.2s;
}
.logged-in-icon-btn:hover {
  transform: scale(1.1);
  filter: brightness(1.2);
}
.logged-in-icon-btn:active {
  transform: scale(0.95);
}
.logged-in-icon {
  width: calc(var(--unit) * 2.6);
  height: calc(var(--unit) * 2.6);
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
}

/* ========================================
   ログインモーダル
======================================== */
.login-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 399;
}

.login-modal {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(calc(var(--unit) * 38), 90%);
  background: var(--color-surface);
  border-radius: calc(var(--unit) * 2);
  box-shadow: 0 calc(var(--unit) * 1) calc(var(--unit) * 4) rgba(0, 0, 0, 0.5);
  z-index: 400;
  overflow: hidden;
  animation: modal-appear 0.25s ease-out;
}

@keyframes modal-appear {
  from { opacity: 0; transform: translate(-50%, -48%); }
  to   { opacity: 1; transform: translate(-50%, -50%); }
}

.login-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

.login-modal-header h3 {
  margin: 0;
  font-size: calc(var(--unit) * 2);
  color: white;
}

.login-modal-close {
  width: calc(var(--unit) * 3);
  height: calc(var(--unit) * 3);
  background: rgba(255, 255, 255, 0.15);
  border: none;
  border-radius: 50%;
  color: white;
  font-size: calc(var(--unit) * 2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: background 0.2s;
}

.login-modal-close:hover {
  background: rgba(255, 255, 255, 0.3);
}

.login-modal-content {
  padding: calc(var(--unit) * 2.5) calc(var(--unit) * 2);
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 2);
  align-items: center;
}

.login-modal-desc {
  font-size: calc(var(--unit) * 1.5);
  color: var(--color-text-muted);
  text-align: center;
  line-height: 1.5;
}

.google-login-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(var(--unit) * 1);
  width: 100%;
  max-width: calc(var(--unit) * 30);
  padding: calc(var(--unit) * 1.4) calc(var(--unit) * 2);
  background: white;
  border: 1px solid #dadce0;
  border-radius: calc(var(--unit) * 0.8);
  color: #3c4043;
  font-size: calc(var(--unit) * 1.6);
  font-weight: 500;
  font-family: var(--font-main);
  cursor: pointer;
  transition: all 0.2s;
}

.google-login-btn:hover {
  background: #f8f9fa;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.google-icon {
  flex-shrink: 0;
}

/* ========================================
   アカウントメニュー（ドロップダウン）
======================================== */
.account-menu-backdrop {
  position: absolute;
  inset: 0;
  z-index: 249;
}

.account-menu-content {
  position: absolute;
  top: calc(var(--unit) * 5);
  right: calc(var(--unit) * 1);
  min-width: calc(var(--unit) * 20);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1);
  box-shadow: 0 calc(var(--unit) * 0.5) calc(var(--unit) * 2) rgba(0, 0, 0, 0.4);
  z-index: 250;
  padding: calc(var(--unit) * 0.5) 0;
  animation: modal-appear 0.15s ease-out;
}

.account-menu-user {
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 1);
  padding: calc(var(--unit) * 1) calc(var(--unit) * 1.5);
  font-size: calc(var(--unit) * 1.3);
  color: var(--color-text);
}

.account-menu-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: calc(var(--unit) * 0.5) 0;
}

.account-menu-item {
  display: block;
  width: 100%;
  padding: calc(var(--unit) * 1) calc(var(--unit) * 1.5);
  background: none;
  border: none;
  color: var(--color-text);
  font-size: calc(var(--unit) * 1.3);
  font-family: var(--font-main);
  text-align: left;
  cursor: pointer;
  transition: background 0.15s;
}

.account-menu-item:hover {
  background: rgba(255, 255, 255, 0.08);
}

/* ========================================
   チュートリアル後ログイン促進モーダル
======================================== */
.login-prompt-overlay {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: calc(var(--unit) * 2.5);
}

.login-prompt-emoji {
  font-size: calc(var(--unit) * 6);
  animation: bounce-in 0.6s ease-out;
}

@keyframes bounce-in {
  0% { transform: scale(0); }
  60% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

.login-prompt-title {
  font-size: calc(var(--unit) * 2.8);
  font-weight: bold;
  color: var(--color-text);
}

.login-prompt-desc {
  font-size: calc(var(--unit) * 1.5);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.login-prompt-actions {
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 1.2);
  width: 100%;
  max-width: calc(var(--unit) * 30);
}

.login-prompt-actions .google-login-btn {
  max-width: none;
}

.btn-skip-login {
  padding: calc(var(--unit) * 1) calc(var(--unit) * 2);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.8);
  color: var(--color-text-muted);
  font-size: calc(var(--unit) * 1.3);
  font-family: var(--font-main);
  cursor: pointer;
  transition: all 0.2s;
}

.btn-skip-login:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text);
}

/* ========================================
   お気に入りパネル
======================================== */
.favorites-panel {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(70%, 500px);
  max-height: 60%;
  
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: calc(var(--unit) * 1.5);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  
  z-index: 200;
  overflow: hidden;
  animation: fadeInScale 0.3s ease;
}

.favorites-panel-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 199;
}

.favorites-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
  font-size: calc(var(--unit) * 2);
  font-weight: bold;
}

.favorites-close-btn {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
  font-size: calc(var(--unit) * 2);
  cursor: pointer;
  padding: calc(var(--unit) * 0.5) calc(var(--unit) * 1);
  line-height: 1;
  border-radius: calc(var(--unit) * 0.5);
  transition: all 0.2s;
}

.favorites-close-btn:hover {
  background: rgba(255, 255, 255, 0.3);
}

.favorites-list {
  padding: calc(var(--unit) * 1.5);
  overflow-y: auto;
  max-height: 350px;
}

.favorites-item {
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 0.5);
  padding: calc(var(--unit) * 1.5);
  margin-bottom: calc(var(--unit) * 1);
  
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1);
  
  cursor: pointer;
  transition: all 0.2s;
}

.favorites-item:hover {
  border-color: var(--color-primary);
  background: var(--color-surface);
}

.favorites-item-header {
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 1);
}

.favorites-item-icon {
  font-size: calc(var(--unit) * 1.6);
  opacity: 1;
}

.favorites-item-text {
  flex: 1;
  color: var(--color-text);
  font-size: calc(var(--unit) * 1.5);
  line-height: 1.4;
  word-break: break-word;
}

.favorites-btn-delete {
  background: transparent;
  border: none;
  font-size: calc(var(--unit) * 1.6);
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.2s, transform 0.2s;
  padding: calc(var(--unit) * 0.3);
}

.favorites-btn-delete:hover {
  opacity: 1;
  transform: scale(1.1);
}

.favorites-item-footer {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  margin-top: calc(var(--unit) * 0.5);
}

.favorites-item-meta {
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 1);
}

.favorites-item-genre {
  font-size: calc(var(--unit) * 1.4);
  color: var(--color-primary);
}

.favorites-item-date {
  font-size: calc(var(--unit) * 1.2);
  color: var(--color-text-muted);
}

/* お気に入りが空の場合 */
.favorites-empty {
  text-align: center;
  padding: calc(var(--unit) * 4) calc(var(--unit) * 2);
  color: var(--color-text-muted);
}

.favorites-empty p {
  margin: calc(var(--unit) * 1) 0;
  font-size: calc(var(--unit) * 1.5);
}

.favorites-empty p:last-child {
  font-size: calc(var(--unit) * 1.3);
  opacity: 0.7;
}

.favorites-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: calc(var(--unit) * 4);
  padding: calc(var(--unit) * 0.3) calc(var(--unit) * 0.8);
  margin-right: calc(var(--unit) * 0.8);
  
  background: linear-gradient(135deg, var(--color-accent), #ec4899);
  border-radius: calc(var(--unit) * 0.4);
  
  color: white;
  font-size: calc(var(--unit) * 1.2);
  font-weight: bold;
  font-family: var(--font-mono);
}

/* =====================================
   公開モーダル (PublishModal)
   ===================================== */

.publish-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1000;
}

.publish-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(90vw, 420px);
  max-height: 80vh;
  overflow-y: auto;
  
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1.2);
  box-shadow: 0 calc(var(--unit) * 2) calc(var(--unit) * 4) rgba(0, 0, 0, 0.4);
  z-index: 1001;
}

.publish-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  border-bottom: 1px solid var(--color-border);
}

.publish-modal-header h3 {
  margin: 0;
  font-size: calc(var(--unit) * 1.6);
  color: var(--color-text);
}

.publish-modal-close {
  background: none;
  border: none;
  font-size: calc(var(--unit) * 2);
  color: var(--color-text-muted);
  cursor: pointer;
  padding: calc(var(--unit) * 0.5);
  line-height: 1;
}
.publish-modal-close:hover {
  color: var(--color-text);
}

.publish-modal-content {
  padding: calc(var(--unit) * 2);
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 1.5);
}

.publish-field-label {
  display: block;
  font-size: calc(var(--unit) * 1.2);
  color: var(--color-text-muted);
  margin-bottom: calc(var(--unit) * 0.5);
}

.publish-title-input {
  width: 100%;
  padding: calc(var(--unit) * 1) calc(var(--unit) * 1.2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
  color: var(--color-text);
  font-size: calc(var(--unit) * 1.3);
  box-sizing: border-box;
}
.publish-title-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.3);
}

.publish-thumbnail-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(var(--unit) * 1) calc(var(--unit) * 1.2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
}

.publish-thumbnail-label {
  font-size: calc(var(--unit) * 1.2);
  color: var(--color-text);
}

.publish-info {
  font-size: calc(var(--unit) * 1.1);
  color: var(--color-warning, #f59e0b);
  opacity: 0.85;
  line-height: 1.5;
  margin: 0;
}

.publish-btn {
  width: 100%;
  padding: calc(var(--unit) * 1.2) calc(var(--unit) * 2);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border: none;
  border-radius: calc(var(--unit) * 0.8);
  color: white;
  font-size: calc(var(--unit) * 1.4);
  font-weight: bold;
  cursor: pointer;
  transition: opacity 0.2s;
}
.publish-btn:hover {
  opacity: 0.9;
}
.publish-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* 上書き確認ダイアログ */
.publish-confirm-content {
  padding: calc(var(--unit) * 2);
  text-align: center;
}
.publish-confirm-content p {
  margin: calc(var(--unit) * 0.5) 0;
  color: var(--color-text);
  font-size: calc(var(--unit) * 1.2);
  line-height: 1.5;
}
.publish-confirm-title {
  font-weight: bold;
  color: var(--color-primary) !important;
}
.publish-confirm-actions {
  display: flex;
  gap: calc(var(--unit) * 1);
  margin-top: calc(var(--unit) * 1.5);
}
.publish-confirm-cancel {
  flex: 1;
  padding: calc(var(--unit) * 1);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
  color: var(--color-text);
  font-size: calc(var(--unit) * 1.2);
  cursor: pointer;
}
.publish-confirm-cancel:hover {
  background: var(--color-border);
}
.publish-confirm-submit {
  flex: 1;
  padding: calc(var(--unit) * 1);
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  border: none;
  border-radius: calc(var(--unit) * 0.6);
  color: white;
  font-size: calc(var(--unit) * 1.2);
  font-weight: bold;
  cursor: pointer;
}
.publish-confirm-submit:hover {
  opacity: 0.9;
}

/* 公開完了ウィンドウ */
.publish-complete-content {
  padding: calc(var(--unit) * 3) calc(var(--unit) * 2);
  text-align: center;
}
.publish-complete-content .publish-complete-icon {
  font-size: calc(var(--unit) * 4);
  margin-bottom: calc(var(--unit) * 1);
}
.publish-complete-content p {
  margin: calc(var(--unit) * 0.5) 0;
  color: var(--color-text);
  font-size: calc(var(--unit) * 1.2);
  line-height: 1.5;
}
.publish-complete-ok {
  margin-top: calc(var(--unit) * 2);
  padding: calc(var(--unit) * 1) calc(var(--unit) * 3);
  background: var(--color-primary);
  border: none;
  border-radius: calc(var(--unit) * 0.6);
  color: white;
  font-size: calc(var(--unit) * 1.3);
  font-weight: bold;
  cursor: pointer;
}
.publish-complete-ok:hover {
  opacity: 0.9;
}

/* =====================================
   公開ゲーム一覧パネル (GalleryPanel)
   ===================================== */

.gallery-panel-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 900;
}

.gallery-panel {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(92vw, 560px);
  max-height: 80vh;
  
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1.2);
  box-shadow: 0 calc(var(--unit) * 2) calc(var(--unit) * 4) rgba(0, 0, 0, 0.4);
  z-index: 901;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.gallery-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.gallery-header span {
  font-size: calc(var(--unit) * 1.5);
  font-weight: bold;
  color: var(--color-text);
}

.gallery-close-btn {
  background: none;
  border: none;
  font-size: calc(var(--unit) * 2);
  color: var(--color-text-muted);
  cursor: pointer;
  line-height: 1;
}
.gallery-close-btn:hover {
  color: var(--color-text);
}

.gallery-search {
  display: flex;
  gap: calc(var(--unit) * 0.8);
  padding: calc(var(--unit) * 1) calc(var(--unit) * 2);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.gallery-search-input {
  flex: 1;
  padding: calc(var(--unit) * 0.8) calc(var(--unit) * 1);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.5);
  color: var(--color-text);
  font-size: calc(var(--unit) * 1.2);
}
.gallery-search-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.gallery-search-btn {
  padding: calc(var(--unit) * 0.8) calc(var(--unit) * 1.2);
  background: var(--color-primary);
  border: none;
  border-radius: calc(var(--unit) * 0.5);
  color: white;
  font-size: calc(var(--unit) * 1.1);
  cursor: pointer;
}
.gallery-search-btn:hover {
  opacity: 0.9;
}

.gallery-list {
  flex: 1;
  overflow-y: auto;
  padding: calc(var(--unit) * 1) calc(var(--unit) * 1.5);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--unit) * 1);
  align-content: start;
}

.gallery-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.8);
  padding: 0;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.15s;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  overflow: hidden;
}
.gallery-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

/* サムネイル画像 */
.gallery-card-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  background: var(--color-surface-alt, #1a1a2e);
}

.gallery-card-thumb-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-surface-alt, #1a1a2e), var(--color-surface));
}
.gallery-card-thumb-placeholder span {
  font-size: calc(var(--unit) * 2.5);
}

.gallery-card-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 0.3);
  min-width: 0;
  padding: calc(var(--unit) * 0.6) calc(var(--unit) * 0.8);
}

.gallery-card-save-btn {
  background: transparent;
  border: none;
  border-top: 1px solid var(--color-border);
  font-size: calc(var(--unit) * 1.4);
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.2s, transform 0.2s;
  padding: calc(var(--unit) * 0.4) 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-card-save-btn:hover {
  opacity: 1;
  transform: scale(1.1);
}

/* ゲームID番号 */
.gallery-card-number {
  font-size: calc(var(--unit) * 0.85);
  color: var(--color-primary);
  font-family: 'Courier New', monospace;
  opacity: 0.7;
  flex-shrink: 0;
}

.gallery-card-title-row {
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 0.4);
  min-width: 0;
}

.gallery-card-genre {
  font-size: calc(var(--unit) * 2);
}

.gallery-card-title {
  font-size: calc(var(--unit) * 1.2);
  font-weight: bold;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.gallery-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: calc(var(--unit) * 1);
  color: var(--color-text-muted);
}

.gallery-card-user {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 60%;
}

.gallery-card-stats {
  display: flex;
  gap: calc(var(--unit) * 0.8);
  font-size: calc(var(--unit) * 1);
  color: var(--color-text-muted);
}

.gallery-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: calc(var(--unit) * 4) 0;
  color: var(--color-text-muted);
  font-size: calc(var(--unit) * 1.3);
}

.gallery-load-more {
  grid-column: 1 / -1;
  padding: calc(var(--unit) * 1) 0;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
  color: var(--color-text);
  font-size: calc(var(--unit) * 1.2);
  cursor: pointer;
  text-align: center;
}
.gallery-load-more:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* =====================================
   保存した公開ゲームパネル (SavedGamesPanel)
   ===================================== */

.saved-games-panel-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 900;
}

.saved-games-panel {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(92vw, 480px);
  max-height: 75vh;
  
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 1.2);
  box-shadow: 0 calc(var(--unit) * 2) calc(var(--unit) * 4) rgba(0, 0, 0, 0.4);
  z-index: 901;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.saved-games-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.saved-games-header span {
  font-size: calc(var(--unit) * 1.5);
  font-weight: bold;
  color: var(--color-text);
}

.saved-games-close-btn {
  background: none;
  border: none;
  font-size: calc(var(--unit) * 2);
  color: var(--color-text-muted);
  cursor: pointer;
  line-height: 1;
}
.saved-games-close-btn:hover {
  color: var(--color-text);
}

.saved-games-list {
  flex: 1;
  overflow-y: auto;
  padding: calc(var(--unit) * 1) calc(var(--unit) * 1.5);
}

.saved-games-item {
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 0.3);
  padding: calc(var(--unit) * 1) calc(var(--unit) * 1.2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--unit) * 0.6);
  margin-bottom: calc(var(--unit) * 0.8);
  cursor: pointer;
  transition: border-color 0.2s;
}
.saved-games-item:hover {
  border-color: var(--color-primary);
}

.saved-games-item-header {
  display: flex;
  align-items: center;
  gap: calc(var(--unit) * 0.5);
}

.saved-games-item-icon {
  font-size: calc(var(--unit) * 1.4);
}

.saved-games-item-text {
  flex: 1;
  font-size: calc(var(--unit) * 1.2);
  font-weight: bold;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.saved-games-btn-delete {
  background: none;
  border: none;
  font-size: calc(var(--unit) * 1.4);
  cursor: pointer;
  padding: calc(var(--unit) * 0.3);
  opacity: 0.6;
}
.saved-games-btn-delete:hover {
  opacity: 1;
}

.saved-games-item-footer {
  display: flex;
  gap: calc(var(--unit) * 1);
  font-size: calc(var(--unit) * 1);
  color: var(--color-text-muted);
  padding-left: calc(var(--unit) * 2);
}

.saved-games-empty {
  text-align: center;
  padding: calc(var(--unit) * 4) 0;
  color: var(--color-text-muted);
}
.saved-games-empty p {
  margin: calc(var(--unit) * 0.5) 0;
  font-size: calc(var(--unit) * 1.2);
}

/* ========================================
   課金モーダル（BillingModal）
======================================== */
.billing-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 499;
}

.billing-modal {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(calc(var(--unit) * 55), 95%);
  max-height: 90%;
  background: var(--color-surface);
  border-radius: calc(var(--unit) * 2);
  box-shadow: 0 calc(var(--unit) * 1) calc(var(--unit) * 4) rgba(0, 0, 0, 0.6);
  z-index: 500;
  overflow-y: auto;
  animation: modal-appear 0.25s ease-out;
}

.billing-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  background: linear-gradient(135deg, #7c3aed 0%, #ec4899 100%);
  position: sticky;
  top: 0;
  z-index: 1;
}

.billing-modal-header h3 {
  margin: 0;
  font-size: calc(var(--unit) * 2);
  color: white;
}

.billing-modal-close {
  width: calc(var(--unit) * 3);
  height: calc(var(--unit) * 3);
  background: rgba(255, 255, 255, 0.15);
  border: none;
  border-radius: 50%;
  color: white;
  font-size: calc(var(--unit) * 2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: background 0.2s;
}

.billing-modal-close:hover {
  background: rgba(255, 255, 255, 0.3);
}

.billing-modal-content {
  padding: calc(var(--unit) * 2);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(var(--unit) * 2);
}

/* プランカード群 */
.billing-plans {
  display: flex;
  gap: calc(var(--unit) * 1.5);
  width: 100%;
  justify-content: center;
}

.billing-plan-card {
  flex: 1;
  max-width: calc(var(--unit) * 16);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: calc(var(--unit) * 1.2);
  padding: calc(var(--unit) * 1.5);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(var(--unit) * 1);
  position: relative;
  transition: border-color 0.2s, transform 0.2s;
}

.billing-plan-card.recommended {
  border-color: #7c3aed;
  transform: scale(1.03);
  box-shadow: 0 0 calc(var(--unit) * 1.5) rgba(124, 58, 237, 0.3);
}

.billing-plan-card.current-plan {
  border-color: var(--color-success);
}

/* おすすめタグ */
.plan-recommend-tag {
  position: absolute;
  top: calc(var(--unit) * -1);
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #7c3aed, #ec4899);
  color: white;
  font-size: calc(var(--unit) * 1);
  font-weight: bold;
  padding: calc(var(--unit) * 0.3) calc(var(--unit) * 1);
  border-radius: calc(var(--unit) * 0.5);
  white-space: nowrap;
}

/* プランバッジ */
.plan-badge {
  font-size: calc(var(--unit) * 1.5);
  font-weight: bold;
  padding: calc(var(--unit) * 0.3) calc(var(--unit) * 0.8);
  border-radius: calc(var(--unit) * 0.5);
}

.free-badge {
  color: var(--color-text-muted);
}

.standard-badge {
  color: #a78bfa;
}

.premium-badge {
  color: #fbbf24;
}

/* 価格 */
.plan-price {
  font-size: calc(var(--unit) * 2.5);
  font-weight: bold;
  color: var(--color-text);
}

.plan-price-period {
  font-size: calc(var(--unit) * 1.2);
  color: var(--color-text-muted);
  font-weight: normal;
}

/* 特徴リスト */
.plan-features {
  list-style: none;
  padding: 0;
  margin: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 0.5);
}

.plan-features li {
  font-size: calc(var(--unit) * 1.1);
  color: var(--color-text-muted);
  padding: calc(var(--unit) * 0.3) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.plan-features li:last-child {
  border-bottom: none;
}

/* プランボタン */
.plan-btn {
  width: 100%;
  padding: calc(var(--unit) * 1) calc(var(--unit) * 1.5);
  border: none;
  border-radius: calc(var(--unit) * 0.6);
  font-size: calc(var(--unit) * 1.3);
  font-weight: bold;
  font-family: var(--font-main);
  cursor: pointer;
  transition: all 0.2s;
  margin-top: auto;
}

.plan-btn-current {
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: default;
  border: 1px solid var(--color-border);
}

.plan-btn-upgrade {
  background: linear-gradient(135deg, #7c3aed 0%, #6366f1 100%);
  color: white;
}

.plan-btn-upgrade:hover {
  background: linear-gradient(135deg, #6d28d9 0%, #4f46e5 100%);
  transform: translateY(-1px);
}

.plan-btn-upgrade:disabled {
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: not-allowed;
  transform: none;
}

/* 管理ボタンエリア */
.billing-manage {
  width: 100%;
  text-align: center;
}

.billing-manage-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: calc(var(--unit) * 0.8) calc(var(--unit) * 2);
  border-radius: calc(var(--unit) * 0.6);
  font-size: calc(var(--unit) * 1.2);
  font-family: var(--font-main);
  cursor: pointer;
  transition: all 0.2s;
}

.billing-manage-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* 「明日まで待つ」ボタン */
.billing-wait-btn {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-size: calc(var(--unit) * 1.3);
  font-family: var(--font-main);
  cursor: pointer;
  padding: calc(var(--unit) * 0.8) calc(var(--unit) * 2);
  transition: color 0.2s;
}

.billing-wait-btn:hover {
  color: var(--color-text);
}

/* モバイル対応 */
@media (max-width: 500px) {
  .billing-plans {
    flex-direction: column;
    align-items: center;
  }
  .billing-plan-card {
    max-width: 100%;
    width: 100%;
  }
  .billing-plan-card.recommended {
    transform: none;
    order: -1;
  }
  .billing-modal {
    width: 98%;
  }
}