/* ===== おかいものゲーム メインスタイル ===== */
@import url('https://fonts.googleapis.com/css2?family=Kaisei+Decol:wght@400;700&family=Noto+Sans+JP:wght@400;700;900&display=swap');

:root {
  --pink:      #FF7AB8;
  --pink-lt:   #FFF0F6;
  --pink-lt2:   #dea6bc;
  --yellow:    #FFD93D;
  --yellow-lt: #FFFDF0;
  --mint:      #4ECDC4;
  --mint-lt:   #F0FAFA;
  --orange:    #F07800;
  --orange-lt: #FFF6EE;
  --purple:    #9B59B6;
  --purple-lt: #F5EEF9;
  --blue:      #2980B9;
  --blue-lt:   #EEF6FB;
  --white:     #FFFFFF;
  --gray-lt:   #F5F5F5;
  --gray:      #CCCCCC;
  --text:      #333333;
  /*--shadow:    0 4px 16px rgba(0,0,0,0.08);
  --shadow-sm: 0 2px 6px rgba(0,0,0,0.06);*/
  --shadow:    none;
  --shadow-sm: none;
  --border:    1px solid #DDDDDD;
  --border-thick: 3px solid #DDDDDD;
  --radius:    16px;
  --radius-sm: 10px;
}


* { box-sizing: border-box; margin: 0; padding: 0; }


/* ===== トップバー ===== */
#topbar {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}
#topbar .logo {
  font-family: 'Noto Sans JP', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--pink);
  display: flex;
  align-items: center;
  gap: 8px;
}
#topbar .logo img {
  height: 32px;
  width: auto;
  display: block;
}


#topbar .score-badge {
  background: var(--yellow);
  color: var(--text);
  font-weight: 700;
  font-size: 14px;
  padding: 6px 14px;
  border-radius: 20px;
}


.app-list-btn {
  font-size: 13px;
  font-weight: 700;
  color: #888;
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 20px;
  transition: background 0.15s;
  white-space: nowrap;
}
.app-list-btn:hover { background: var(--gray-lt); }

/* ===== メインコンテンツ ===== */

body {
  font-family: 'Noto Sans JP', 'Hiragino Maru Gothic ProN', sans-serif;
  background: var(--yellow-lt);
  min-height: 100vh;
  color: var(--text);
  overflow-x: hidden;
}

#app {
  max-width: 760px;
  margin: 0 auto;
  padding: 16px 16px 40px;
  background: #FFFFFF;
  border: var(--border);
  min-height: 100vh;
}

.screen { display: none; }
.screen.active { display: block; }

/* ===== トップ画面 ===== */
#screen-top .hero {
  text-align: center;
  padding: 32px 20px 5px;
  margin-bottom: 20px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--pink-lt), var(--yellow-lt));
}
#screen-top .hero-badge {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  box-shadow: var(--shadow-sm);
}
#screen-top .hero-badge img {
  height: 32px;
  width: auto;
  display: block;
}
#screen-top .hero-title {
  font-family: 'Noto Sans JP', serif;
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: 1px;
  background: linear-gradient(90deg, var(--pink), #fe80bb, var(--orange));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
#screen-top .hero-sub {
  font-size: 14px;
  color: #4f4f4f;
  margin-bottom: 0;
}
.hero-question {
  text-align: center;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}
#screen-top .hero-title img {
  height: 40px;
  width: auto;
  vertical-align: middle;
  margin-left: 4px;
}

#screen-top .hero-sub { font-size: 15px; color: #2d2d2d; margin-bottom: 28px; }

.category-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 24px; }
.category-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px 16px;
  text-align: center;
  cursor: pointer;
  border: 3px solid transparent;
  transition: transform 0.18s, box-shadow 0.18s;
}
.category-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.category-card.cat-1 { border-color: var(--pink); background: var(--pink-lt); }
.category-card.cat-2 { border-color: var(--mint); background: var(--mint-lt); }
.category-card .cat-icon { width: 64px; height: 64px; margin-bottom: 10px; display: block; margin-left: auto; margin-right: auto; object-fit: contain; }
.category-card .cat-name { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.category-card .cat-desc { font-size: 13px; color: #777; line-height: 1.6; }

/*~~ 準備中の場合 ~~*/
.category-card.cat-disabled {
  opacity: 0.65;
  cursor: not-allowed;
  position: relative;
}
.category-card.cat-disabled:hover {
  transform: none;
}
.cat-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--gray);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 12px;
}
/*~~ 準備中の場合 ~~*/

/* ===== 難易度選択 ===== */
.diff-title { text-align: center; font-size: 26px; font-weight: 700; margin-bottom: 6px; }
.diff-sub { text-align: center; color: #888; font-size: 14px; margin-bottom: 20px; }
.diff-grid { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.diff-btn {
  width: 100%;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px;
  transition: transform 0.15s;
}
.diff-btn:hover { transform: scale(1.02); }
.diff-btn[data-level="1"] { background: #A8E6CF; color: #2D6A4F; }
.diff-btn[data-level="2"] { background: #FFD93D; color: #7B5E00; }
.diff-btn[data-level="3"] { background: #FFAB76; color: #7A3A00; }
.diff-btn[data-level="4"] { background: #FF7AB8; color: #7A0040; }
.diff-btn[data-level="5"] { background: #9B59B6; color: #FFF; }
.diff-btn .diff-emoji { font-size: 22px; }
.diff-btn .diff-label { font-size: 15px; }

/* ===== オプション画面 ===== */
.option-block {
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 14px;
  border: var(--border);
}
.option-label { font-size: 18px; font-weight: 700; margin-bottom: 14px; }
.option-buttons { display: flex; gap: 10px; }
.opt-btn {
  flex: 1;
  padding: 14px;
  border: 3px solid var(--gray-lt);
  border-radius: var(--radius-sm);
  background: var(--white);
  font-size: 17px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
}
.opt-btn.opt-selected {
  background: var(--pink-lt);
  border-color: var(--pink);
  color: var(--pink);
}

/* ===== お店選択 ===== */
.shop-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-bottom: 20px; }
.shop-btn {
  background: var(--white);
  border: var(--border);
  border-radius: var(--radius);
  padding: 20px 10px;
  text-align: center;
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s;
}
.shop-btn:hover { transform: translateY(-3px); border-color: var(--pink); }
.shop-btn .shop-icon { font-size: 42px; display: block; margin-bottom: 6px; }
.shop-btn .shop-name { font-size: 15px; font-weight: 700; }
.shop-btn.random-btn { background: var(--yellow-lt); border-color: var(--yellow); }

/* ===== ゲーム画面トップバー ===== */
.game-topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  justify-content: space-between;
}
.game-topbar .back-btn { flex-shrink: 0; }

/* ===== タイマーバー ===== */
.timer-bar {
  flex: 1;
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: var(--border);
}
.timer-track {
  flex: 1;
  height: 12px;
  background: var(--gray-lt);
  border-radius: 6px;
  overflow: hidden;
}
.timer-fill { height: 100%; border-radius: 6px; background: var(--mint); transition: width 1s linear, background 0.5s; }
.timer-fill.warn   { background: var(--yellow); }
.timer-fill.danger { background: var(--pink); }
.timer-count { font-size: 18px; font-weight: 900; min-width: 28px; text-align: right; }
.timer-bar.hidden { display: none; }

/* ===== ゲームレイアウト（2カラム） ===== */
.game-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  grid-template-rows: auto auto auto auto;
  align-items: start;
  gap: 12px;
  grid-template-areas:
    "balloon-area  balloon-area"
    "left-column   wallet-area"
    "payment-area  payment-area"
    "action-area   action-area";
}

.left-column {
  grid-area: left-column;
  display: flex;
  flex-direction: column;
  gap: 12px;
}



/* ② お店バナー */
.shop-banner {
  grid-area: shop-banner;
  border-radius: var(--radius);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  border: var(--border-thick);
  border-bottom: none;
}
.shop-banner .s-icon { font-size: 36px; }
.shop-banner .s-name { font-size: 20px; font-weight: 700; }
.shop-banner .s-sub  { font-size: 12px; color: #888; }

/* ② 商品エリア */
.items-area {
  grid-area: items-area;
  background: var(--white);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-sm);
}
.items-area h3 { font-size: 14px; color: #888; margin-bottom: 12px; }
.items-list { display: flex; flex-direction: column; gap: 10px; }

.item-card {
  background: var(--white);
  border: var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.item-card .item-icon  { font-size: 32px; }
.item-card .item-name  { font-size: 16px; font-weight: 700; }
.item-card .item-price { font-size: 24px; font-weight: 900; color: var(--orange); margin-left: auto; }

/*ショップと商品まとめエリア*/
.shop-area {
  grid-area: shop-area;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
}

.shop-area .shop-banner {
  border-radius: var(--radius) var(--radius) 0 0;
  margin-bottom: 0;
}
.shop-area .items-area {
  border-radius: 0 0 var(--radius) var(--radius);
  border: var(--border-thick);
  border-top: none;
}


/* ③ お財布エリア */
.wallet-area {
  grid-area: wallet-area;
  background: var(--white);
  border-radius: var(--radius);
  padding: 16px;
  border: var(--border-thick);
  display: flex;
  flex-direction: column;
}
.wallet-area h3 { font-size: 14px; color: #888; margin-bottom: 12px; }
.coins-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-content: flex-start;
  flex: 1;
}

/* 硬貨ボタン（枚数分並べる） */
.coin-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: transform 0.12s, background 0.12s;
}
.coin-btn:hover    { background: var(--gray-lt); transform: scale(1.06); }
.coin-btn.selected .coin-visual {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(52,152,219,0.4), 0 3px 8px rgba(0,0,0,0.2);
}
.coin-visual {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 900;
  box-shadow: 0 3px 8px rgba(0,0,0,0.2), inset 0 -2px 4px rgba(0,0,0,0.1);
  border: 3px solid transparent;
  transition: border-color 0.12s, box-shadow 0.12s;
  position: relative;
}
.coin-500 { background: radial-gradient(circle at 35% 35%, #E8D5B7, #C8A96E); color: #7B5700; }
.coin-100 { background: radial-gradient(circle at 35% 35%, #F0F0F0, #C0C0C0); color: #555; }
.coin-50  { background: radial-gradient(circle at 35% 35%, #F0F0F0, #C0C0C0); color: #555; }
.coin-10  { background: radial-gradient(circle at 35% 35%, #E8B87A, #C07830); color: #7B3500; }
.coin-5   { background: radial-gradient(circle at 35% 35%, #E8D5B7, #C8A96E); color: #7B5700; }
.coin-1   { background: radial-gradient(circle at 35% 35%, #E8B87A, #C07830); color: #7B3500; }
.coin-50::after, .coin-5::after {
  content: '';
  width: 13px;
  height: 13px;
  background: rgba(0,0,0,0.15);
  border-radius: 50%;
  position: absolute;
}
.coin-btn .coin-label { font-size: 11px; font-weight: 700; color: #999; }

/* ⑦ 条件エリア */
.condition-area {
  grid-area: condition-area;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.condition-badge {
  background: var(--pink-lt);
  border: 2px solid var(--pink);
  color: #993556;
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 14px;
  font-weight: 700;
}
.challenge-badge {
  background: var(--purple-lt);
  border-color: var(--purple);
  color: var(--purple);
}
.hint-balloon-sm {
  background: var(--white);
  border: 2px solid var(--gray);
  color: #666;
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ④ 合計エリア */
.total-area {
  grid-area: total-area;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  width: 100%;
}
.total-box {
  background: var(--orange-lt);
  border: 2px solid var(--orange);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.total-box .total-label { font-size: 14px; font-weight: 700; color: var(--orange); }
.total-box .total-value { font-size: 26px; font-weight: 900; color: var(--orange); }

/* 合計入力（手計算モード） */
.total-input-box {
  background: var(--orange-lt);
  border: 2px solid var(--orange);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.total-input-box label { font-size: 14px; font-weight: 700; color: var(--orange); white-space: nowrap; }
.total-input-box input {
  width: 100%;
  font-size: 24px;
  font-weight: 900;
  color: var(--orange);
  border: none;
  background: transparent;
  text-align: right;
  font-family: inherit;
  outline: none;
}
.total-input-box input:focus { border-bottom: 2px solid var(--orange); }

/* ⑤ 支払い選択表示エリア */
.payment-area {
  grid-area: payment-area;
  background: var(--white);
  border: var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.payment-area h3 { font-size: 14px; color: #888; margin-bottom: 10px; font-weight: 700; }
.payment-area h3 { font-size: 14px; color: var(--blue); margin-bottom: 10px; font-weight: 700; }
.payment-coins {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 60px;
  align-items: center;
}
.payment-coin {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 900;
  box-shadow: 0 2px 6px rgba(0,0,0,0.18);
  cursor: pointer;
  transition: transform 0.1s;
  border: 2px solid rgba(255,255,255,0.5);
}
.payment-coin:hover { transform: scale(1.1); }
.payment-empty { color: #aaa; font-size: 14px; }

.payment-total-bar {
  margin-top: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.payment-total-bar .pt-label { font-size: 14px; font-weight: 700; color: var(--blue); }
.payment-total-bar .pt-value { font-size: 26px; font-weight: 900; color: var(--blue); }
.payment-total-bar .pt-label { font-size: 14px; font-weight: 700; color: var(--orange); }
.payment-total-bar .pt-value { font-size: 26px; font-weight: 900; color: var(--orange); }

/* ⑥ アクションボタンエリア */
.action-area {
  grid-area: action-area;
  display: flex;
  gap: 12px;
}

/* ===== ボタン共通 ===== */
.btn-primary {
  flex: 2;
  background: var(--pink);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 16px;
  font-size: 20px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  box-shadow: 0 4px 0 #C7508A;
  transition: transform 0.12s, box-shadow 0.12s;
}
.btn-primary:hover  { transform: translateY(-2px); box-shadow: 0 6px 0 #C7508A; }
.btn-primary:active { transform: translateY(2px);  box-shadow: 0 2px 0 #C7508A; }
.btn-secondary {
  flex: 1;
  background: var(--white);
  color: var(--text);
  border: 2px solid var(--gray);
  border-radius: var(--radius);
  padding: 16px;
  font-size: 16px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.12s;
}
.btn-secondary:hover { background: var(--gray-lt); }

/* ===== カテゴリ2: 財布から選ぶ ===== */
.cat2-layout {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.wallet-amount-banner {
  background: var(--yellow-lt);
  border: 3px solid var(--yellow);
  border-radius: var(--radius);
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.wallet-amount-banner .wa-label { font-size: 18px; font-weight: 700; }
.wallet-amount-banner .wa-value { font-size: 36px; font-weight: 900; color: #E67E00; }

.buy-items-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }
.buy-item-btn {
  background: var(--white);
  border: 3px solid var(--gray-lt);
  border-radius: var(--radius);
  padding: 16px 10px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.12s;
}
.buy-item-btn:hover    { border-color: var(--mint); transform: translateY(-2px); }
.buy-item-btn.selected { background: var(--mint-lt); border-color: var(--mint); }
.buy-item-btn.cannot-buy { background: #FFF0F0; border-color: #FFB3B3; }
.buy-item-btn .bi-icon  { font-size: 38px; display: block; margin-bottom: 6px; }
.buy-item-btn .bi-name  { font-size: 13px; font-weight: 700; margin-bottom: 4px; }
.buy-item-btn .bi-price { font-size: 18px; font-weight: 900; color: var(--orange); }

.nobuy-btn {
  background: var(--gray-lt);
  border: 3px solid var(--gray);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  cursor: pointer;
  font-size: 18px;
  font-weight: 700;
  font-family: inherit;
  transition: border-color 0.15s, background 0.12s;
  margin-top: 4px;
}
.nobuy-btn:hover    { background: #eee; }
.nobuy-btn.selected { background: #FFE8E8; border-color: var(--pink); color: var(--pink); }

/* ===== 結果モーダル ===== */
#result-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
#result-modal.show { opacity: 1; pointer-events: all; }
.result-box {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 24px;
  max-width: 380px;
  width: 100%;
  text-align: center;
  box-shadow: 0 8px 40px rgba(0,0,0,0.2);
  transform: scale(0.9);
  transition: transform 0.2s;
}
#result-modal.show .result-box { transform: scale(1); }
.result-box .result-emoji  { font-size: 68px; margin-bottom: 10px; display: block; }
.result-box .result-title  { font-size: 28px; font-weight: 900; margin-bottom: 8px; }
.result-box .result-title.correct { color: var(--mint); }
.result-box .result-title.wrong   { color: var(--pink); }
.result-box .result-feedback { font-size: 17px; margin-bottom: 14px; line-height: 1.7; }
.result-box .result-score { font-size: 13px; color: #888; margin-bottom: 20px; }
.result-box .result-score span { font-weight: 700; color: var(--orange); font-size: 22px; }
.result-buttons { display: flex; flex-direction: column; gap: 10px; }

/* ===== ローディング ===== */
.loading-spinner {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; padding: 60px 20px; gap: 16px;
  color: #aaa; font-size: 16px;
}
.spinner {
  width: 44px; height: 44px;
  border: 5px solid var(--gray-lt);
  border-top-color: var(--pink);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== 共通 ===== */
.back-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: none; border: none; font-size: 16px; font-weight: 700;
  color: #888; cursor: pointer; padding: 6px 0; margin-bottom: 12px; font-family: inherit;
}
.back-btn:hover { color: var(--text); }
.hint-balloon {
  background: var(--yellow-lt); border: 2px solid var(--yellow);
  border-radius: var(--radius-sm); padding: 12px 16px; font-size: 14px;
  margin-bottom: 12px; display: flex; align-items: flex-start; gap: 8px;
}
.hint-balloon .hint-icon { font-size: 20px; flex-shrink: 0; }

:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }



/* フッターの著作権リンク.色:黒 */
footer a {
  pointer-events: auto;
  color: var(--ink);
  text-decoration: underline;
}

/* ===== レスポンシブ ===== */
@media (max-width: 700px) {
  .game-layout {
    grid-template-columns: 1fr;
    grid-template-areas:
      "balloon-area"
      "left-column"
      "wallet-area"
      "payment-area"
      "action-area";
  }
  .left-column { gap: 12px; }
  .wallet-area { max-height: none; }
  .buy-items-grid { grid-template-columns: repeat(2,1fr); }
  .total-area { grid-template-columns: 1fr; }
  #screen-top .hero-title { font-size: 26px; }
  .category-grid { grid-template-columns: 1fr; }

  /* キャラクターふきだしが縦に潰れないようにする */
  .result-box { padding: 24px 16px; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }