@import"https://fonts.googleapis.com/css2?family=Nunito:wght@500;600;700;800;900&display=swap";:root{--teal-500: #0D9488;--teal-600: #0F766E;--teal-700: #115E59;--teal-50: #F0FDFA;--teal-100: #CCFBF1;--orange-400: #FB923C;--orange-500: #F97316;--orange-600: #EA580C;--orange-50: #FFF7ED;--slate-50: #F8FAFC;--slate-100: #F1F5F9;--slate-200: #E2E8F0;--slate-300: #CBD5E1;--slate-400: #94A3B8;--slate-500: #64748B;--slate-700: #334155;--slate-800: #1E293B;--slate-900: #0F172A;--green-50: #F0FDF4;--green-100: #D1FAE5;--green-400: #4ADE80;--green-500: #22C55E;--green-700: #15803D;--green-800: #166534;--red-50: #FEF2F2;--red-100: #FEE2E2;--red-300: #FCA5A5;--red-400: #F87171;--red-500: #EF4444;--red-700: #B91C1C;--red-800: #991B1B;--yellow-50: #FFFBEB;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--shadow-card: 0 2px 16px rgba(0,0,0,.06), 0 0 0 1px rgba(0,0,0,.03);--shadow-btn: 0 4px 20px rgba(13,148,136,.3);--font: "Nunito", "Segoe UI", system-ui, -apple-system, 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ease;background:#fafafa}.reorder-slot.reorder-active{border-color:var(--teal-500)}.reorder-slot.reorder-correct{border-color:var(--green-400);background:var(--green-50)}.reorder-slot.reorder-wrong{border-color:var(--red-400);background:var(--red-50)}.reorder-chip{padding:6px 14px;border-radius:10px;font-size:15px;font-weight:600;border:none;cursor:pointer;background:#e0f2fe;color:#0369a1}.reorder-chip.rc-correct{background:var(--green-100);color:var(--green-800)}.reorder-chip.rc-wrong{background:var(--red-100);color:var(--red-800)}.check-btn{width:100%;margin-top:16px;padding:14px;border-radius:14px;background:linear-gradient(135deg,var(--teal-500),var(--teal-600));color:#fff;border:none;font-size:16px;font-weight:700;cursor:pointer;box-shadow:0 4px 16px #0d948840}.mic-area{display:flex;flex-direction:column;align-items:center;gap:12px;margin-top:8px}.mic-btn{width:72px;height:72px;border-radius:50%;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;background:linear-gradient(135deg,var(--teal-500),var(--teal-600));box-shadow:0 4px 20px #0d94884d}.mic-btn.mic-active{background:linear-gradient(135deg,var(--red-500),#DC2626);box-shadow:0 0 0 8px #ef444426,0 4px 20px #ef44444d;transform:scale(1.1);animation:pulseRing 1.5s infinite}.mic-label{font-size:13px;color:var(--slate-500);font-weight:600;margin:0;transition:color .2s}.mic-label.mic-label-active{color:var(--red-500)}.mic-error{text-align:center;padding:8px;color:#dc2626;font-size:13px;font-weight:600}.skip-btn{display:block;margin:16px auto 0;background:none;border:none;color:var(--slate-400);font-size:13px;font-weight:600;cursor:pointer;padding:8px 16px;border-radius:8px;transition:color .2s}.skip-btn:hover{color:var(--slate-500)}.score-result{border-radius:14px;border:2px solid;padding:16px;margin-bottom:16px;text-align:center;animation:slideUp .3s ease}.score-result.score-pass{background:var(--green-50);border-color:#86efac}.score-result.score-partial{background:#fffbeb;border-color:#fde68a}.score-result.score-fail{background:var(--red-50);border-color:var(--red-300)}.score-header{display:flex;align-items:center;gap:8px;justify-content:center;margin-bottom:10px}.score-pct{font-weight:800;font-size:18px}.score-pass .score-pct{color:var(--green-800)}.score-partial .score-pct{color:#92400e}.score-fail .score-pct{color:var(--red-800)}.word-results{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}.word-result{font-size:17px;font-weight:700;transition:all .3s ease}.word-result.word-matched{color:var(--green-800)}.word-result.word-missed{color:var(--slate-300);text-decoration:underline;text-decoration-color:var(--red-300)}.heard-text{font-size:12px;color:var(--slate-400);margin:8px 0 0;font-style:italic}.ad-card-inner{text-align:center;padding:40px 20px}.ad-title{margin:0 0 8px;color:var(--teal-500);font-size:18px;font-weight:700}.ad-desc{margin:0 0 20px;color:var(--slate-500);font-size:14px;line-height:1.6}.ad-actions{display:flex;gap:10px;justify-content:center}.feedback-bar{padding:16px 20px;display:flex;align-items:center;justify-content:space-between;position:sticky;bottom:64px;background:var(--red-50);border-top:2px solid var(--red-300);animation:slideUp .25s ease}.feedback-content{display:flex;align-items:center;gap:10px}.feedback-title{margin:0;font-weight:700;color:var(--red-800);font-size:15px}.feedback-hint{margin:2px 0 0;font-size:13px;color:#6b7280}.next-btn{padding:10px 24px;border-radius:var(--radius-md);border:none;background:var(--teal-500);color:#fff;font-size:14px;font-weight:700;cursor:pointer;white-space:nowrap}.feedback-bar-partial{padding:16px 20px;display:flex;align-items:center;justify-content:space-between;position:sticky;bottom:64px;background:#fffbeb;border-top:2px solid #FDE68A;animation:slideUp .25s ease}.feedback-title-partial{margin:0;font-weight:700;color:#92400e;font-size:15px}.report-btn{width:36px;height:36px;border-radius:10px;border:1px solid var(--slate-200);background:#fff;font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--slate-400)}.settle-overlay{position:fixed;inset:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:50;animation:fadeIn .2s ease;padding:20px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.settle-dialog{background:#fff;border-radius:var(--radius-xl);padding:28px 24px;max-width:340px;width:100%;box-shadow:0 16px 48px 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var(--slate-200);border-radius:var(--radius-md);background:#fff;font-size:15px;font-weight:600;cursor:pointer;color:var(--slate-700);text-align:center}.tab-bar{position:fixed;bottom:0;left:0;right:0;display:flex;background:#fff;border-top:1px solid var(--slate-200);padding:6px 0 env(safe-area-inset-bottom,8px);z-index:20}.tab-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0;border:none;background:none;font-size:11px;font-weight:600;cursor:pointer;color:var(--slate-400);transition:color .2s}.tab-item.tab-active{color:var(--teal-500)}.tab-settle-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px 0 8px;border:none;background:none;font-size:11px;font-weight:600;cursor:pointer;color:var(--teal-500);transition:opacity .2s}.tab-settle-btn:disabled{opacity:.3;cursor:default}.tab-settle-inner{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--teal-500),var(--teal-600));display:flex;align-items:center;justify-content:center;color:#fff;margin-top:-16px;box-shadow:0 4px 12px #0d94884d}.profile-container{text-align:center;max-width:400px;width:100%}.profile-avatar{width:80px;height:80px;border-radius:50%;background:var(--slate-100);display:flex;align-items:center;justify-content:center;font-size:36px;margin:0 auto 16px}.profile-name{font-size:22px;font-weight:800;color:var(--slate-800);margin:0 0 16px}.profile-coin-display{display:flex;align-items:center;justify-content:center;gap:10px;background:var(--yellow-50);padding:16px 24px;border-radius:var(--radius-lg);margin:0 auto;width:fit-content}.profile-coin-val{font-size:28px;font-weight:800;color:var(--orange-500)}.profile-section{margin-top:20px;background:#fff;border-radius:var(--radius-lg);padding:14px 16px;box-shadow:0 2px 8px #0000000a}.profile-section-label{margin:0 0 8px;font-size:12px;font-weight:700;color:var(--slate-400);text-transform:uppercase;letter-spacing:.5px}.profile-lang-row{display:flex;align-items:center;gap:10px}.change-lang-btn{margin-left:auto;background:none;border:1px solid var(--slate-200);border-radius:var(--radius-md);padding:6px 14px;font-size:13px;font-weight:600;color:var(--teal-500);cursor:pointer}.pref-hint{font-size:12px;color:var(--slate-400);margin:0 0 10px}.pref-toggles{display:flex;flex-direction:column;gap:6px}.pref-toggle{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-md);border:1px solid var(--slate-200);background:#fff;cursor:pointer;transition:all .2s}.pref-toggle.pref-off{opacity:.5}.pref-icon{font-size:18px;flex-shrink:0}.pref-label{font-size:14px;font-weight:600;color:var(--slate-700);flex:1;text-align:left}.pref-switch{width:36px;height:20px;border-radius:10px;background:var(--slate-200);position:relative;transition:background .2s;flex-shrink:0}.pref-switch-on{background:var(--teal-500)}.pref-switch-dot{position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;transition:transform .2s;box-shadow:0 1px 3px #00000026}.pref-switch-on .pref-switch-dot{transform:translate(16px)}.toast{position:fixed;top:20px;left:50%;transform:translate(-50%);background:var(--slate-800);color:#fff;padding:10px 20px;border-radius:var(--radius-md);display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;z-index:100;box-shadow:0 8px 24px #0003;animation:slideDown .3s ease}