.ai-chat-panel{z-index:1000;background-color:#fff;border-radius:12px;transition:all .3s;position:fixed;bottom:24px;right:24px;overflow:hidden;box-shadow:0 6px 24px #0000001f}.ai-chat-panel.collapsed{cursor:pointer;width:320px;height:56px}.ai-chat-panel.collapsed:hover{box-shadow:0 8px 28px #00000029}.ai-chat-panel.expanded{flex-direction:column;width:380px;height:520px;display:flex}.ai-chat-bar{color:#fff;box-sizing:border-box;background-color:#004866;align-items:center;gap:12px;height:100%;padding:12px 16px;display:flex}.ai-chat-bar-icon{background-color:#ffffff26;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.ai-chat-bar-text{color:#ffffffd9;flex:1;font-size:14px;font-weight:500}.ai-chat-bar-text strong{color:#fff;margin-bottom:2px;font-size:15px;font-weight:600;display:block}.ai-chat-header{color:#fff;background-color:#004866;flex-shrink:0;justify-content:space-between;align-items:center;padding:14px 16px;display:flex}.ai-chat-header-title{align-items:center;gap:10px;display:flex}.ai-chat-header-title h3{margin:0;font-size:16px;font-weight:600}.ai-chat-header-icon{background-color:#ffffff26;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.ai-chat-close-btn{color:#fff;cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:4px;transition:background-color .2s;display:flex}.ai-chat-close-btn:hover{background-color:#ffffff26}.ai-chat-messages{background-color:#f6f8fb;flex-direction:column;flex:1;gap:12px;padding:16px;display:flex;overflow-y:auto}.ai-chat-messages::-webkit-scrollbar{width:6px}.ai-chat-messages::-webkit-scrollbar-track{background:0 0}.ai-chat-messages::-webkit-scrollbar-thumb{background-color:#00000026;border-radius:3px}.ai-chat-message{word-wrap:break-word;border-radius:10px;max-width:85%;padding:10px 14px;font-size:14px;line-height:1.5}.ai-chat-message.user{color:#fff;background-color:#004866;border-bottom-right-radius:4px;align-self:flex-end}.ai-chat-message.assistant{color:#1a1a2e;background-color:#fff;border-bottom-left-radius:4px;align-self:flex-start;box-shadow:0 1px 3px #00000014}.ai-chat-welcome{text-align:center;color:#6c747d;padding:24px 16px}.ai-chat-welcome-icon{color:#fff;background-color:#004866;border-radius:50%;justify-content:center;align-items:center;width:48px;height:48px;margin:0 auto 12px;display:flex}.ai-chat-welcome h4{color:#1a1a2e;margin:0 0 8px;font-size:15px;font-weight:600}.ai-chat-welcome p{margin:0;font-size:13px;line-height:1.5}.ai-chat-input-area{background-color:#fff;border-top:1px solid #e8eaed;flex-shrink:0;align-items:center;gap:10px;padding:12px 16px;display:flex}.ai-chat-input{border:1px solid #dde1e6;border-radius:8px;outline:none;flex:1;padding:10px 14px;font-family:inherit;font-size:14px;transition:border-color .2s,box-shadow .2s}.ai-chat-input:focus{border-color:#004866;box-shadow:0 0 0 3px #0048661a}.ai-chat-input::placeholder{color:#9ca3ad}.ai-chat-send-btn{color:#fff;cursor:pointer;background-color:#004866;border:none;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;transition:background-color .2s,transform .1s;display:flex}.ai-chat-send-btn:hover{background-color:#003a52}.ai-chat-send-btn:active{transform:scale(.95)}.ai-chat-send-btn:disabled{cursor:not-allowed;background-color:#b8c1cc}.ai-chat-typing{background-color:#fff;border-radius:10px 10px 10px 4px;align-self:flex-start;align-items:center;gap:4px;padding:10px 14px;display:flex;box-shadow:0 1px 3px #00000014}.ai-chat-typing-dot{background-color:#6c747d;border-radius:50%;width:6px;height:6px;animation:1.4s ease-in-out infinite typingBounce}.ai-chat-typing-dot:first-child{animation-delay:0s}.ai-chat-typing-dot:nth-child(2){animation-delay:.2s}.ai-chat-typing-dot:nth-child(3){animation-delay:.4s}@keyframes typingBounce{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-4px)}}@media (width<=480px){.ai-chat-panel.collapsed{width:calc(100vw - 48px);left:24px;right:24px}.ai-chat-panel.expanded{width:calc(100vw - 32px);height:calc(100vh - 100px);bottom:16px;right:16px}}