.SmartQAContent_smartQA__uZK_2{min-height:calc(100vh - 440px);background:var(--bg-light);padding:10px 24px;display:flex;justify-content:center;align-items:center}.SmartQAContent_chatArea__aU5PO{width:100%;max-width:720px;background:var(--bg-white);border-radius:12px;box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column;min-height:480px}.SmartQAContent_messages__QImt0{flex:1 1;padding:24px;overflow-y:auto;min-height:320px}.SmartQAContent_msgRow__4V4LS{display:flex;align-items:flex-start;gap:12px;margin-bottom:20px}.SmartQAContent_msgRow__4V4LS.SmartQAContent_userRow__wDeYW{flex-direction:row-reverse}.SmartQAContent_avatar__8gPys{width:40px;height:40px;min-width:40px;border-radius:8px;background:var(--primary-red-light);color:#fff;display:flex;align-items:center;justify-content:center}.SmartQAContent_userRow__wDeYW .SmartQAContent_avatar__8gPys{display:none}.SmartQAContent_bubble__GKr5Q{max-width:75%;padding:12px 16px;background:var(--bg-light);border-radius:12px;font-size:15px;line-height:1.6;color:var(--text-dark)}.SmartQAContent_userBubble__z7Fqf{background:var(--primary-red);color:#fff}.SmartQAContent_cursor__aeYYZ{animation:SmartQAContent_blink__LvzCc .8s step-end infinite;margin-left:2px}@keyframes SmartQAContent_blink__LvzCc{50%{opacity:0}}.SmartQAContent_inputBar__gD9qY{padding:16px 24px 24px;border-top:1px solid var(--border-light)}.SmartQAContent_input__FyFrM{width:100%;padding:12px 16px;border:1px solid var(--border-color);border-radius:8px;font-size:15px;background:var(--bg-light);transition:var(--transition)}.SmartQAContent_input__FyFrM:focus{outline:none;border-color:var(--primary-red);background:var(--bg-white)}.SmartQAContent_input__FyFrM:disabled{opacity:.7;cursor:not-allowed}.SmartQAContent_inputFooter__saylq{display:flex;justify-content:space-between;align-items:center;margin-top:12px}.SmartQAContent_charCount__kmU_5{font-size:13px;color:var(--text-gray)}.SmartQAContent_charCount__kmU_5 strong{color:var(--primary-red)}.SmartQAContent_charCount__kmU_5 .SmartQAContent_warn__9g0Al{color:#e74c3c}.SmartQAContent_sendBtn__sDvPT{padding:10px 84px;background:#ff6b35;color:#fff;border:none;border-radius:8px;font-size:15px;font-weight:500;cursor:pointer;transition:var(--transition)}.SmartQAContent_sendBtn__sDvPT:hover:not(:disabled){background:#ff5722;transform:translateY(-1px)}.SmartQAContent_sendBtn__sDvPT:disabled{background:var(--text-light);cursor:not-allowed;transform:none}