.chat-container{display:flex;flex-direction:column;height:100vh;background-color:#f5f5f5;max-width:800px;margin:0 auto}.chat-header{background:#fff;color:#000;padding:12px 16px;position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.header-content{display:flex;align-items:center;justify-content:space-between}.title{font-size:17px;font-weight:600;letter-spacing:.3px;text-shadow:0 1px 2px rgba(0,0,0,.1)}.status{font-size:12px;padding:5px 12px;border-radius:14px;background:#fff3;font-weight:500;letter-spacing:.5px;display:flex;align-items:center;gap:4px;transition:all .3s ease}.status:before{content:"";width:8px;height:8px;border-radius:50%;background-color:#fa5151;transition:background-color .3s ease}.status.online{background:#ffffff40;color:#fff}.status.online:before{background-color:#95ec69;box-shadow:0 0 6px #95ec6999}.chat-messages{flex:1;overflow-y:auto;padding:12px 15px 100px;background-color:#ededed;-webkit-overflow-scrolling:touch}.message{display:flex;flex-direction:column;margin-bottom:16px}.message.visitor{align-items:flex-end}.message.agent{align-items:flex-start}.time-divider{display:flex;justify-content:center;align-items:center;margin:0 0 12px;padding:4px 12px;font-size:12px;color:#fff;background-color:#dcdcdc;border-radius:4px;width:fit-content;align-self:center}.system-message{display:flex;justify-content:center;width:100%}.system-bubble{background:#f5f5f5;color:#999;font-size:13px;padding:8px 16px;border-radius:12px;max-width:80%;text-align:center;line-height:1.5}.message-row{display:flex;align-items:flex-start;width:100%}.message.visitor .message-row{justify-content:flex-end}.avatar{width:40px;height:40px;border-radius:4px;flex-shrink:0;overflow:hidden;background:#f0f0f0}.avatar img{width:100%;height:100%;object-fit:cover;display:block}.message-body{max-width:70%;display:flex;flex-direction:column;margin:0 10px}.message.agent .message-body{align-items:flex-start}.message.visitor .message-body{align-items:flex-end}.bubble{padding:10px 14px;border-radius:4px;background:#fff;color:#000;font-size:16px;line-height:1.5;word-wrap:break-word;position:relative;display:inline-block;max-width:100%}.message.visitor .bubble{background:#95ec69;color:#000}.message.agent .bubble:before{content:"";position:absolute;left:-6px;top:14px;width:0;height:0;border-top:6px solid transparent;border-bottom:6px solid transparent;border-right:6px solid #ffffff}.message.visitor .bubble:before{content:"";position:absolute;right:-6px;top:14px;width:0;height:0;border-top:6px solid transparent;border-bottom:6px solid transparent;border-left:6px solid #95ec69}.image-bubble{padding:0;background:transparent}.image-bubble:before{display:none}.image-bubble img{max-width:200px;max-height:200px;border-radius:4px;cursor:pointer;display:block;background:#fff}.chat-input-area{background:#fff;border-top:1px solid #e5e5e5;padding:10px;position:fixed;bottom:0;left:0;right:0;max-width:800px;margin:0 auto}.input-tools{display:flex;gap:10px;margin-bottom:8px}.tool-btn{width:32px;height:32px;border:none;background:#f5f5f5;border-radius:4px;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center}.tool-btn:hover{background:#e5e5e5}.emoji-panel{display:flex;flex-wrap:wrap;gap:5px;max-height:150px;overflow-y:auto;padding:10px;background:#f9f9f9;border-radius:4px;margin-bottom:8px}.emoji-item{font-size:20px;cursor:pointer;padding:4px}.emoji-item:hover{background:#e5e5e5;border-radius:4px}.input-row{display:flex;gap:10px}.message-input{flex:1;height:36px;border:1px solid #e5e5e5;border-radius:4px;padding:0 12px;font-size:14px;outline:none}.message-input:focus{border-color:#07c160}.send-btn{padding:0 20px;height:36px;background:#07c160;color:#fff;border:none;border-radius:4px;font-size:14px;cursor:pointer}.send-btn:hover{background:#06ad56}.image-preview{position:fixed;top:0;left:0;right:0;bottom:0;background:#000c;display:flex;align-items:center;justify-content:center;z-index:1000}.image-preview img{max-width:90%;max-height:90%}@media (max-width: 480px){.chat-header{padding:15px 14px}.title{font-size:16px}.status{font-size:11px;padding:4px 10px}.message-body{max-width:72%}.bubble{padding:9px 12px;font-size:15px}.image-bubble img{max-width:180px;max-height:180px}.avatar{width:36px;height:36px}.message.agent .bubble:before,.message.visitor .bubble:before{top:12px}}