body{background:#f5f0e8;justify-content:center;height:100dvh;margin:0;font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Noto Sans JP,sans-serif;display:flex}#root{width:100%;max-width:640px}*{box-sizing:border-box;margin:0;padding:0}body{background:#f5f0e8;justify-content:center;align-items:stretch;height:100dvh;font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Noto Sans JP,sans-serif;display:flex}#root{flex-direction:column;width:100%;max-width:640px;display:flex}.chat-wrapper{background:#fff;flex-direction:column;height:100dvh;display:flex;box-shadow:0 0 20px #0000000f}.chat-header{background:#fff;border-bottom:1px solid #e8e0d4;align-items:center;gap:12px;padding:16px 20px;display:flex}.header-icon{font-size:28px;line-height:1}.header-title{color:#3d3530;font-size:16px;font-weight:700}.header-sub{color:#9e9087;margin-top:2px;font-size:11px}.chat-main{flex:1;padding:20px 16px;overflow-y:auto}.empty-state{flex-direction:column;align-items:center;gap:20px;padding-top:40px;display:flex}.empty-text{color:#7a6f66;font-size:15px}.suggestions{flex-direction:column;gap:10px;width:100%;max-width:340px;display:flex}.suggestion-btn{color:#5a4f47;cursor:pointer;text-align:left;background:#f5f0e8;border:1px solid #e0d8cc;border-radius:20px;padding:10px 18px;font-size:13px;transition:background .15s}.suggestion-btn:hover{background:#ede6d8}.messages{flex-direction:column;gap:12px;display:flex}.message-row{align-items:flex-end;gap:8px;display:flex}.message-row.user{flex-direction:row-reverse}.avatar{background:#f0ebe0;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:20px;display:flex}.bubble{word-break:break-word;border-radius:18px;max-width:72%;padding:10px 14px;font-size:14px;line-height:1.6}.bubble.user{color:#fff;background:#6b9e7a;border-bottom-right-radius:4px}.bubble.assistant{color:#3d3530;background:#f5f0e8;border-bottom-left-radius:4px}.bubble.typing{align-items:center;gap:4px;padding:12px 16px;display:flex}.dot{background:#b0a89a;border-radius:50%;width:7px;height:7px;animation:1.2s ease-in-out infinite bounce}.dot:nth-child(2){animation-delay:.2s}.dot:nth-child(3){animation-delay:.4s}@keyframes bounce{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-5px)}}.error-msg{text-align:center;color:#c0392b;background:#fdecea;border-radius:8px;padding:8px 12px;font-size:12px}.chat-footer{background:#fff;border-top:1px solid #e8e0d4;padding:12px 16px 16px}.input-area{align-items:flex-end;gap:8px;display:flex}.chat-input{color:#3d3530;resize:none;background:#faf7f2;border:1.5px solid #d8d0c4;border-radius:20px;outline:none;flex:1;padding:10px 16px;font-family:inherit;font-size:14px;line-height:1.5;transition:border-color .15s;overflow:hidden}.chat-input:focus{border-color:#6b9e7a}.chat-input:disabled{opacity:.6}.send-btn{color:#fff;cursor:pointer;background:#6b9e7a;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:18px;transition:background .15s;display:flex}.send-btn:hover:not(:disabled){background:#5a8a68}.send-btn:disabled{cursor:not-allowed;background:#c5c0b8}.footer-note{color:#b0a89a;text-align:center;margin-top:8px;font-size:10px}