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confetti-fall{0%{opacity:1;transform:translateY(0)rotate(0)scale(1)}to{opacity:0;transform:translateY(400px)rotate(720deg)scale(.4)}}.chat-bubble{border-radius:14px;max-width:88%;padding:10px 14px;font-size:13px;line-height:1.5}.chat-bubble--bot{color:#1e293b;background:#fff;border:1px solid #e2e8f0;border-bottom-left-radius:4px;align-self:flex-start;box-shadow:0 1px 3px #0000000a}.dark .chat-bubble--bot{color:#f1f5f9;background:#334155;border-color:#475569}.chat-bubble-label{text-transform:uppercase;letter-spacing:.08em;color:#6366f1;margin-bottom:2px;font-size:10px;font-weight:800}.chat-bubble-text{font-size:13px;line-height:1.5}.options-grid{grid-template-columns:1fr 1fr;gap:6px;margin-top:10px;display:grid}.option-btn{color:#475569;cursor:pointer;text-align:center;background:#fff;border:1.5px solid #e2e8f0;border-radius:8px;padding:8px 10px;font-size:12px;font-weight:600;line-height:1.3;transition:all .12s}.dark .option-btn{color:#cbd5e1;background:#334155;border-color:#475569}.option-btn:hover:not(:disabled){color:#6366f1;background:#eef2ff;border-color:#6366f1}.dark .option-btn:hover:not(:disabled){color:#a5b4fc;background:#1e1b4b;border-color:#818cf8}.option-btn--selected{color:#4338ca;background:#eef2ff;border-color:#6366f1}.dark .option-btn--selected{color:#a5b4fc;background:#1e1b4b;border-color:#818cf8}.option-btn--correct{color:#047857!important;background:#d1fae5!important;border-color:#10b981!important}.dark .option-btn--correct{color:#6ee7b7!important;background:#064e3b!important;border-color:#34d399!important}.option-btn--wrong{color:#b91c1c!important;background:#fee2e2!important;border-color:#ef4444!important}.dark .option-btn--wrong{color:#fca5a5!important;background:#450a0a!important;border-color:#f87171!important}.option-btn:disabled{cursor:default;opacity:.7}.timer-pill{color:#64748b;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:999px;align-items:center;gap:4px;padding:3px 10px;font-family:ui-monospace,monospace;font-size:11px;font-weight:800;transition:all .2s;display:inline-flex}.dark .timer-pill{color:#94a3b8;background:#334155;border-color:#475569}.timer-pill--urgent{color:#ef4444;background:#fee2e2;border-color:#fca5a5}.dark .timer-pill--urgent{color:#fca5a5;background:#450a0a;border-color:#f87171}.pop-enter-active{animation:.25s ease-out pop-in}.pop-leave-active{animation:.15s ease-in reverse pop-in}@keyframes pop-in{0%{opacity:0;transform:scale(.5)}to{opacity:1;transform:scale(1)}}