/* テーマ設定 */
:root {
  --bg: #020617;
  --panel: #0f172a;
  --line: #1e293b;
  --text: #f8fafc;
  --muted: #64748b;
  --shadow: 0 20px 50px rgba(0,0,0,0.7);
  --accent: #fbbf24;
  --accent-glow: rgba(251, 191, 36, 0.4);
  --pass: #10b981; --pass-bg: rgba(16, 185, 129, 0.1);
  --fail: #ef4444; --fail-bg: rgba(239, 68, 68, 0.1);
  --key: #1e293b; --keyBorder: #334155; --keyText: #94a3b8;
  --fingerTargetFill: #1e293b; --fingerTargetStroke: #fbbf24;
}

html, body { height: 100%; margin: 0; font-family: system-ui, sans-serif; color: var(--text); background: var(--bg); overflow-y: auto; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 20px; }

/* ビュー切り替えアニメーション */
#view-dashboard { display: block; animation: fadeIn 0.5s ease; }
#view-game { display: none; animation: fadeIn 0.5s ease; }
@keyframes fadeIn { from{opacity:0;} to{opacity:1;} }

/* Topbar */
.topbar{display:flex; align-items:center; justify-content:space-between; margin-bottom:30px;}
.title{font-size:24px; font-weight:900; color:var(--accent); letter-spacing:1px; text-transform:uppercase;}
.pill{display:flex; gap:10px; align-items:center;}
.btn-sm{border:1px solid var(--line); background:#1e293b; padding:8px 16px; border-radius:8px; cursor:pointer; font-weight:700; color:#cbd5e1; font-size:13px; transition:all .2s;}
.btn-sm:hover{background:#334155; color:#fff; border-color:#64748b;}

/* ダッシュボード (カードデザイン復元) */
.header { text-align: center; margin-bottom: 40px; }
.main-title { font-size: 36px; font-weight: 900; color: #fff; text-shadow: 0 0 30px var(--accent-glow); margin: 0; letter-spacing: 2px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }

.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 24px;
  cursor: pointer; transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  position: relative; overflow: hidden; display: flex; flex-direction: column; justify-content: space-between; height: 140px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.3);
}
.card:hover { transform: translateY(-5px); box-shadow: 0 15px 40px rgba(0,0,0,0.5); border-color: var(--accent); }
.card:active { transform: translateY(-2px); }

.card[data-level="special"] { border-color: #a855f7; box-shadow: 0 0 20px rgba(168, 85, 247, 0.15); }
.card[data-level="high"] { border-color: #3b82f6; }

.grade-badge { 
  display: inline-block; background: #334155; color: #cbd5e1; 
  font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; 
  padding: 4px 8px; border-radius: 4px; margin-bottom: 8px;
}
.card[data-level="special"] .grade-badge { background: linear-gradient(135deg, #7e22ce, #3b0764); color: #fff; }

.grade-title { font-size: 28px; font-weight: 900; color: #fff; margin-bottom: 4px; }
.card[data-level="special"] .grade-title { color: #d8b4fe; text-shadow: 0 0 15px rgba(168, 85, 247, 0.6); }

.desc { font-size: 14px; color: #94a3b8; font-weight: 500; }
.deco-line { height: 4px; width: 50px; background: var(--line); margin-top: auto; transition: width 0.3s, background 0.3s; border-radius: 2px;}
.card:hover .deco-line { width: 100%; background: var(--accent); }
.card[data-level="special"]:hover .deco-line { background: #a855f7; }

.footer { text-align: center; margin-top: 40px; color: var(--muted); font-size: 12px; font-weight: 700; letter-spacing: 1px; opacity: 0.5; }

/* 広告枠 */
.ad-container { text-align: center; padding: 20px; background: rgba(15,23,42,0.5); border: 1px dashed var(--line); border-radius: 8px; margin: 20px 0; min-height: 100px; }

/* ゲーム画面パネル */
.panel{background:var(--panel); border:1px solid var(--line); border-radius:24px; box-shadow: var(--shadow); padding:30px; position: relative;}
.badge{background:linear-gradient(135deg, #fbbf24, #b45309); color:#000; font-weight:800; border-radius:4px;}
.displayBox{height:400px; border:2px solid var(--line); border-radius:20px; background:#000; position:relative; margin-bottom:20px; overflow:hidden; display:flex; flex-direction:column;}

/* リザルト画面 */
.resultOverlay{position: absolute; top:0; left:0; width:100%; height:100%; background: rgba(2, 6, 23, 0.98); z-index: 50; display:none; flex-direction: column; align-items: center; justify-content: center; padding: 20px;}
.resultOverlay.show { display:flex; animation: fadeIn .3s ease; }
.res-header { font-size: 12px; color: var(--muted); letter-spacing: 2px; font-weight: 800; margin-bottom: 10px; }
.res-main { font-size: 64px; font-weight: 900; margin-bottom: 20px; background: linear-gradient(to bottom, #fff, #94a3b8); -webkit-background-clip: text; -webkit-text-fill-color: transparent; line-height: 1; }
.res-main.pass { background: linear-gradient(to bottom, #fbbf24, #d97706); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.res-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 15px; width: 100%; max-width: 700px; }
.res-card { background: #1e293b; border: 1px solid var(--line); border-radius: 12px; padding: 15px; text-align: center; }
.res-card-title { font-size: 11px; color: var(--muted); font-weight: 800; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 5px; }
.res-card-score { font-size: 28px; font-weight: 900; color: #fff; line-height: 1.2; }
.res-card-meta { font-size: 11px; color: #94a3b8; font-weight: 600; margin-top: 2px; }
.res-status { display: inline-block; margin-top: 8px; font-size: 11px; font-weight: 900; padding: 3px 10px; border-radius: 4px; text-transform: uppercase; }
.res-status.pass { background: var(--pass-bg); color: var(--pass); border: 1px solid var(--pass); }
.res-status.fail { background: var(--fail-bg); color: var(--fail); border: 1px solid var(--fail); }
.res-footer { margin-top: 30px; display:flex; gap:15px; }
.btn-restart { background: var(--accent); color: #000; border:none; padding: 12px 30px; border-radius: 8px; font-weight: 800; font-size: 14px; cursor: pointer; transition: transform .1s; }
.btn-restart:hover { transform: scale(1.05); }

/* ゲーム内テキスト */
.contentFitArea{flex:1; padding:30px; display:flex; flex-direction:column; justify-content:center; align-items:flex-start; gap:15px; overflow:hidden;}
.kanjiText{color:#f8fafc; font-weight:900; line-height:1.4; border-left: 5px solid var(--accent); padding-left: 20px; width:100%; white-space:pre-wrap; text-shadow: 0 4px 10px rgba(0,0,0,0.5);}
.kanaOneLine{width:100%; height:50px; display:flex; align-items:center; overflow:hidden; background: rgba(15,23,42, 0.6); border-radius: 8px; padding:0 15px; border: 1px solid var(--line);}
.kanaScrollInner{display:flex; white-space:nowrap; font-family: ui-monospace, SFMono-Regular, monospace; font-size:20px; font-weight:700; transition: transform 0.1s ease-out; align-items: center; height: 100%;}
.char-typed { color: #475569; }
.char-current { color: var(--accent); border-bottom: 3px solid var(--accent); background: rgba(251, 191, 36, 0.1); border-radius: 4px; }
.char-future { color: var(--muted); }
.underArea{height:40px; background:rgba(15,23,42, 0.95); border-top:1px solid var(--line); padding:0 20px; display:flex; align-items:center; font-family:monospace; font-size:13px; color:#64748b;}
.continueMsg{position:absolute; top:50%; left:50%; transform:translate(-50%, -50%); background:rgba(0,0,0,0.9); color:var(--accent); padding:20px 40px; border-radius:12px; font-weight:bold; font-size:20px; border:2px solid var(--accent); display:none; z-index:20; box-shadow: 0 0 30px rgba(0,0,0,0.8);}
.continueMsg.show{display:block;}

/* HUD & Keyboard */
.hud{display:grid; grid-template-columns: 1.5fr 1fr 1fr; gap:15px; margin-bottom:20px;}
.card{background:var(--panel); border:1px solid var(--line); border-radius:12px; padding:10px 15px; display:flex; flex-direction:column; justify-content:center;}
.card .l{font-size:11px; color:var(--muted); font-weight:800; text-transform:uppercase; margin-bottom:4px;} 
.card .v{font-size:20px; font-weight:900; color:#fff;}
.kbdWrap{display:flex; justify-content:center; margin-bottom:20px;}
.kbd{display:flex; flex-direction:column; gap:5px;}
.row{display:flex; gap:5px; justify-content:center;}
.key{width:44px; height:40px; border-radius:6px; border:1px solid var(--keyBorder); background:var(--key); color:#94a3b8; display:flex; align-items:center; justify-content:center; font-weight:bold; font-size:13px; border-bottom-width:3px; transition: transform .05s, border .05s, background .1s;}
.key.wide{width:70px;} .key.xwide{width:240px;}
.key.pressed{transform:translateY(2px); border-bottom-width:1px; background:#475569; border-color:var(--accent); color:var(--accent);}
.key.target{background: #1e293b; border-color: var(--accent); color: var(--accent);}
.handCard{border:1px solid var(--line); border-radius:16px; background:var(--panel); padding:15px;}
.handTitle{font-size:12px; color:var(--muted); font-weight:bold; margin-bottom:10px; display:flex; justify-content:space-between;}
svg{width:100%; height:140px; display:block;}
.pad{fill:#334155; stroke:#475569; stroke-width:1.5; transition: fill .1s, stroke .1s;}
.pad.target{fill:var(--fingerTargetFill); stroke:var(--fingerTargetStroke); stroke-width:3;}

/* エフェクト */
.shake { animation: shake 0.3s; border-color:var(--fail); }
@keyframes shake { 0%,100%{transform:translateX(0);} 25%{transform:translateX(-6px);} 75%{transform:translateX(6px);} }
.solved-flash { animation: flash 0.3s; }
@keyframes flash { 0%{background:rgba(16,185,129,0.2);} 100%{background:#000;} }
.error-flash { animation: flashRed 0.2s; }
@keyframes flashRed { 0%{background:rgba(239,68,68,0.2);} 100%{background:#000;} }

/* 合格スタンプのデザイン */
.clear-stamp {
  position: absolute;
  top: 15px;
  right: 15px;
  color: var(--pass);
  border: 3px solid var(--pass);
  padding: 5px 10px;
  font-size: 14px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 2px;
  transform: rotate(-15deg);
  opacity: 0.9;
  z-index: 10;
  box-shadow: 0 0 10px var(--pass-bg);
  background: rgba(0,0,0,0.5); /* 文字が読みやすいように背景を少し暗く */
  pointer-events: none; /* クリックの邪魔にならないように */
}

/* クリア済みカードの微調整（枠線を緑っぽくする等はお好みで） */
.card.cleared {
  border-color: rgba(16, 185, 129, 0.5); /* 薄い緑 */
}