*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f7f9fb}.chat-container{display:flex;flex-direction:column;height:100dvh;max-width:900px;margin:0 auto;background:#fff}.chat-header{padding:12px 16px;border-bottom:1px solid #eee;background:#fff;text-align:center}.chat-header .title{font-weight:700;font-size:18px;color:#d14c8f}.chat-header .subtitle{font-size:12px;color:#666}.messages{flex:1;overflow-y:auto;padding:16px;background:#fdfdfd}.bubble{max-width:80%;padding:12px 14px;border-radius:16px;margin-bottom:12px;line-height:1.4;font-size:14px}.bubble.user{margin-left:auto;background:#dceeff;border-bottom-right-radius:4px}.bubble.assistant{margin-right:auto;background:#f4e8f1;border-bottom-left-radius:4px}.typing-dots{display:inline-flex;margin-left:6px}.typing-dots span{width:4px;height:4px;margin:0 2px;background:#999;border-radius:50%;animation:blink 1.4s infinite both}.typing-dots span:nth-child(2){animation-delay:.2s}.typing-dots span:nth-child(3){animation-delay:.4s}@keyframes blink{0%,80%,to{opacity:0}40%{opacity:1}}.language-picker{text-align:center;margin:16px 0}.language-title{font-size:13px;color:#666;margin-bottom:8px}.language-buttons{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.language-buttons button{padding:8px 14px;border-radius:20px;border:1px solid #d14c8f;background:#fff;color:#d14c8f;font-weight:600;font-size:14px}.language-buttons button:active{background:#d14c8f;color:#fff}.input-bar{display:flex;gap:8px;padding:12px;border-top:1px solid #eee;background:#fff;position:sticky;bottom:0}.input-bar input{flex:1;padding:10px 12px;border-radius:20px;border:1px solid #ccc;font-size:16px}.input-bar button{padding:0 16px;border-radius:20px;border:none;background:#d14c8f;color:#fff;font-weight:600}.input-bar button:disabled{opacity:.6}.disclaimer{font-size:11px;text-align:center;padding:6px;color:#777;background:#fafafa}@media(min-width:768px){.bubble{font-size:15px}}