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.count{font-size:.9rem;font-weight:700;color:#ff6b6b;background:linear-gradient(135deg,#fff5f5,#fff);padding:4px 12px;border-radius:15px;min-width:35px;text-align:center}@media (max-width: 768px){body{-webkit-overflow-scrolling:touch}.chat-modal .modal-content{width:100%;max-height:95vh}.modal-body{flex-direction:column;overflow-y:auto;-webkit-overflow-scrolling:touch}.photo-preview{padding:15px;max-height:35vh;flex-shrink:0}.preview-img{max-height:180px}.chat-panel{width:100%;border-left:none;border-top:2px solid var(--accent-color);max-height:none;flex:1;overflow-y:visible}.chat-messages{padding:15px;max-height:40vh;overflow-y:auto;-webkit-overflow-scrolling:touch}.chat-message.teacher .chat-bubble,.chat-message.student .chat-bubble{max-width:calc(100% - 45px)}.chat-audio{gap:6px}.chat-audio-play{width:32px;height:32px}.audio-wave-bars{gap:1px}.audio-wave-bars span{min-width:2px;max-width:3px}.audio-wave-bars span:nth-child(n+16){display:none}.chat-controls{padding:12px 15px}}.toast{position:fixed;bottom:30px;left:50%;transform:translate(-50%) translateY(100px);background:linear-gradient(135deg,#ff6b6b,#feca57);color:#fff;padding:16px 35px;border-radius:50px;font-size:1.1rem;font-weight:700;opacity:0;transition:all .3s;z-index:2000;box-shadow:0 10px 40px #0003;font-family:Fredoka One,cursive}.toast.show{opacity:1;transform:translate(-50%) translateY(0)}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:3000;display:flex;justify-content:center;align-items:center}.loading-overlay.hidden{display:none}.chat-audio-play{width:36px;height:36px;border-radius:50%;border:none;background:linear-gradient(135deg,#55efc4,#00b894);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;flex-shrink:0}.chat-audio-play:hover{transform:scale(1.1);box-shadow:0 4px 12px #00b8944d}.chat-audio-play.playing{background:linear-gradient(135deg,#feca57,#ff9f43)}.chat-audio-play svg{width:16px;height:16px;fill:#fff}.chat-audio-wave{flex:1;height:30px;display:flex;align-items:center;min-width:0}.audio-wave-bars{display:flex;align-items:center;gap:2px;height:100%;flex:1;min-width:0}.audio-wave-bars span{flex:1;min-width:2px;max-width:4px;height:8px;background:var(--text-secondary);border-radius:2px;opacity:.5;transition:all .2s}.audio-wave-bars span.active{animation:soundWave .5s ease-in-out infinite;background:#00b894;opacity:1}.audio-wave-bars span:nth-child(odd){height:12px;animation-delay:.1s}.audio-wave-bars span:nth-child(3n){height:16px;animation-delay:.2s}@keyframes soundWave{0%,to{height:8px}50%{height:24px}}.chat-audio-time{font-size:.75rem;color:var(--text-secondary);font-weight:600;min-width:32px;text-align:right;flex-shrink:0}.ai-evaluating{display:flex;align-items:center;gap:12px}.evaluating-text{font-size:.9rem;color:var(--text-secondary);font-weight:600}.typing-indicator{display:flex;gap:4px}.typing-indicator span{width:8px;height:8px;background:var(--teacher-bubble-border);border-radius:50%;animation:typingBounce 1.4s infinite ease-in-out both}.typing-indicator span:nth-child(1){animation-delay:-.32s}.typing-indicator span:nth-child(2){animation-delay:-.16s}@keyframes typingBounce{0%,80%,to{transform:scale(.6);opacity:.5}40%{transform:scale(1);opacity:1}}