@import"https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&family=Outfit:wght@400;600;700&display=swap";:root{--bg-base: #0d0f1a;--bg-card: rgba(255, 255, 255, .05);--bg-card-hover: rgba(255, 255, 255, .09);--border: rgba(255, 255, 255, .12);--accent: #a78bfa;--accent-glow: rgba(167, 139, 250, .3);--accent-hover: #c4b5fd;--text-primary: #f0f0f8;--text-secondary: #9ca3af;--correct: #4ade80;--correct-bg: rgba(74, 222, 128, .15);--wrong: #f87171;--wrong-bg: rgba(248, 113, 113, .15);--radius-lg: 16px;--radius-md: 10px;--radius-sm: 8px;--transition: .2s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px}body{font-family:Noto Sans JP,Outfit,system-ui,sans-serif;background-color:var(--bg-base);color:var(--text-primary);min-height:100vh;overflow-x:hidden}body:before,body:after{content:"";position:fixed;border-radius:50%;filter:blur(120px);z-index:0;pointer-events:none}body:before{width:600px;height:600px;background:radial-gradient(circle,rgba(139,92,246,.18) 0%,transparent 70%);top:-150px;left:-150px}body:after{width:500px;height:500px;background:radial-gradient(circle,rgba(99,102,241,.15) 0%,transparent 70%);bottom:-150px;right:-150px}#root{position:relative;z-index:1;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px 16px}button{font-family:inherit;cursor:pointer;border:none;background:none}button:disabled{opacity:.5;cursor:not-allowed}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes popIn{0%{transform:scale(.9);opacity:0}60%{transform:scale(1.03)}to{transform:scale(1);opacity:1}}.app{width:100%;max-width:560px}._container_1g63f_1{display:flex;flex-direction:column;align-items:center;gap:32px;animation:_fadeInUp_1g63f_1 .5s ease both}._badge_1g63f_9{font-size:.75rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);background:var(--accent-glow);border:1px solid rgba(167,139,250,.4);border-radius:999px;padding:4px 14px}._titleBlock_1g63f_21{text-align:center}._album_1g63f_25{font-size:.9rem;color:var(--text-secondary);margin-bottom:8px;font-family:Outfit,sans-serif}._title_1g63f_21{font-size:3rem;font-weight:700;letter-spacing:.05em;background:linear-gradient(135deg,#e0d7ff,#a78bfa,#818cf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.2}._subtitle_1g63f_43{font-size:1rem;color:var(--text-secondary);margin-top:12px}._albumList_1g63f_50{width:100%;display:flex;flex-direction:column;gap:12px}._albumCard_1g63f_57{width:100%;padding:18px 22px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;text-align:left;display:flex;flex-direction:column;gap:6px;transition:background var(--transition),border-color var(--transition),transform var(--transition);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}._albumCard_1g63f_57:hover{background:var(--bg-card-hover);border-color:var(--accent);transform:translate(6px)}._albumCardHeader_1g63f_78{display:flex;align-items:baseline;gap:10px}._albumNumber_1g63f_84{font-size:.8rem;font-weight:700;color:var(--accent);font-family:Outfit,monospace}._albumTitle_1g63f_91{font-size:1.3rem;font-weight:700;color:var(--text-primary)}._albumSeries_1g63f_97{font-size:.82rem;color:var(--text-secondary)}@media (max-width: 480px){._title_1g63f_21{font-size:2.2rem}._albumCard_1g63f_57{padding:14px 16px}._albumTitle_1g63f_91{font-size:1.15rem}}._container_1q8x3_1{display:flex;flex-direction:column;gap:24px;animation:_fadeInUp_1q8x3_1 .4s ease both}._header_1q8x3_9{display:flex;align-items:center;justify-content:space-between}._scoreDisplay_1q8x3_15{font-size:.85rem;color:var(--text-secondary)}._scoreDisplay_1q8x3_15 strong{color:var(--accent);font-weight:700}._progressBar_1q8x3_26{width:100%;height:6px;background:#ffffff1a;border-radius:999px;overflow:hidden}._progressFill_1q8x3_34{height:100%;border-radius:999px;background:linear-gradient(90deg,#7c3aed,#a78bfa);transition:width .4s cubic-bezier(.4,0,.2,1)}._card_1q8x3_42{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px 24px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);animation:_popIn_1q8x3_1 .35s ease both}._songInfo_1q8x3_51{margin-bottom:20px;padding-bottom:16px;border-bottom:1px dashed rgba(255,255,255,.15)}._songTitle_1q8x3_57{font-size:1.15rem;font-weight:700;color:var(--text-primary);margin-bottom:8px;line-height:1.3}._songMeta_1q8x3_65{display:flex;flex-wrap:wrap;gap:12px;font-size:.85rem;color:var(--text-secondary)}._songMeta_1q8x3_65 span,._songMeta_1q8x3_65 a{display:inline-flex;align-items:center;gap:4px}._songMeta_1q8x3_65 a{color:var(--accent);text-decoration:none;transition:opacity var(--transition)}._songMeta_1q8x3_65 a:hover{opacity:.8;text-decoration:underline}._questionNum_1q8x3_91{font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.12em;color:var(--accent);margin-bottom:16px}._questionText_1q8x3_100{line-height:1.6;margin-bottom:8px}._prompt_1q8x3_105{font-size:1.35rem;color:var(--text-primary);font-weight:600}._display_1q8x3_111{font-size:1.4rem;font-weight:700;color:var(--text-primary)}._choices_1q8x3_118{display:flex;flex-direction:column;gap:10px}._choiceBtn_1q8x3_124{width:100%;padding:14px 18px;font-size:1rem;font-weight:500;text-align:left;color:var(--text-primary);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition),border-color var(--transition),transform var(--transition);display:flex;align-items:center;gap:12px}._choiceBtn_1q8x3_124:hover:not(:disabled){background:var(--bg-card-hover);border-color:var(--accent);transform:translate(4px)}._choiceBtn_1q8x3_124:disabled{cursor:default}._disabledBtn_1q8x3_151{opacity:.6}._choiceIndex_1q8x3_155{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#ffffff0f;font-size:.8rem;font-weight:700;flex-shrink:0;transition:background var(--transition)}button._correct_1q8x3_169{background:var(--correct-bg);border-color:var(--correct);color:var(--correct)}button._correct_1q8x3_169 ._choiceIndex_1q8x3_155{background:var(--correct);color:#000}button._wrong_1q8x3_180{background:var(--wrong-bg);border-color:var(--wrong);color:var(--wrong)}button._wrong_1q8x3_180 ._choiceIndex_1q8x3_155{background:var(--wrong);color:#000}@media (max-width: 480px){._card_1q8x3_42{padding:20px 16px}._songTitle_1q8x3_57{font-size:1.05rem}._display_1q8x3_111{font-size:1.25rem}._choiceBtn_1q8x3_124{padding:12px 14px;font-size:.95rem}}._feedback_1q8x3_211{text-align:center;font-size:1.4rem;font-weight:700;animation:_fadeIn_1q8x3_1 .2s ease;padding:8px 0}._feedbackCorrect_1q8x3_219{color:var(--correct)}._feedbackWrong_1q8x3_223{color:var(--wrong)}._container_1oj15_1{display:flex;flex-direction:column;align-items:center;gap:28px;animation:_fadeInUp_1oj15_1 .5s ease both;text-align:center}._emojiDisplay_1oj15_10{font-size:4rem;animation:_popIn_1oj15_1 .4s ease}._title_1oj15_15{font-size:1.8rem;font-weight:700;background:linear-gradient(135deg,#e0d7ff,#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}._scoreCard_1oj15_24{width:100%;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}._scoreNum_1oj15_33{font-size:4rem;font-weight:700;letter-spacing:-.02em;line-height:1;color:var(--accent)}._scoreDenom_1oj15_41{font-size:1.5rem;color:var(--text-secondary)}._scoreLabel_1oj15_46{font-size:.9rem;color:var(--text-secondary);margin-top:8px}._barWrap_1oj15_52{width:80%;margin:20px auto 0;height:10px;background:#ffffff14;border-radius:999px;overflow:hidden}._bar_1oj15_52{height:100%;border-radius:999px;background:linear-gradient(90deg,#7c3aed,#a78bfa);transition:width 1s cubic-bezier(.4,0,.2,1)}._message_1oj15_68{font-size:1rem;color:var(--text-secondary);line-height:1.6}._actions_1oj15_74{display:flex;flex-direction:column;gap:12px;width:100%}._retryBtn_1oj15_81{width:100%;padding:16px;font-size:1.05rem;font-weight:700;color:#fff;background:linear-gradient(135deg,#7c3aed,#6366f1);border-radius:var(--radius-md);transition:transform var(--transition),box-shadow var(--transition)}._retryBtn_1oj15_81:hover{transform:translateY(-2px);box-shadow:0 8px 24px #7c3aed66}._homeBtn_1oj15_97{width:100%;padding:14px;font-size:1rem;font-weight:600;color:var(--text-secondary);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);transition:color var(--transition),border-color var(--transition)}._homeBtn_1oj15_97:hover{color:var(--text-primary);border-color:var(--accent)}@media (max-width: 480px){._emojiDisplay_1oj15_10{font-size:3rem}._title_1oj15_15{font-size:1.5rem}._scoreCard_1oj15_24{padding:24px 16px}._scoreNum_1oj15_33{font-size:3rem}}