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.8rem;cursor:pointer;font-size:.8rem;transition:background-color .2s}.logout-btn:hover{background-color:#eee}.ruikan-main{flex:1;margin:0;background-image:linear-gradient(rgba(0,0,0,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.1) 1px,transparent 1px);background-size:20px 20px;box-sizing:border-box;padding:20px;position:relative;display:flex;flex-direction:column;align-items:center;overflow:hidden}.welcome-img-area{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:10rem}.welcome-img{width:80px;height:auto}.welcome-text{margin:0;font-size:18px}.chat-container{width:100%;max-width:800px;height:100%;display:flex;flex-direction:column}.chat-container.initial-state{justify-content:center}.chat-container.has-messages{justify-content:space-between}.message-area{width:100%;overflow-y:auto;margin-bottom:20px;padding:15px 0;flex:1}.message{margin-bottom:15px;max-width:70%;display:flex;align-items:flex-start;width:100%}.user-message{justify-content:flex-end}.bot-message{justify-content:flex-start;color:#333}.bot-avatar{width:40px;height:40px;border-radius:50%;margin-right:8px;object-fit:cover}.message-content{color:#000;padding:10px 15px;border-radius:18px;line-height:1.5;font-size:14px}.user-message .message-content{background-color:#97e5ff;border-top-right-radius:4px}.bot-message .message-content{background-color:#fff;border-top-left-radius:4px;box-shadow:0 1px 2px #0000001a}.loading{display:flex;align-items:center;justify-content:center;min-height:40px}.dot-pulse{display:flex;gap:6px}.dot-pulse span{width:8px;height:8px;background-color:#666;border-radius:50%;animation:pulse 1.4s infinite ease-in-out both}.dot-pulse span:nth-child(1){animation-delay:-.32s}.dot-pulse span:nth-child(2){animation-delay:-.16s}@keyframes pulse{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}.input-wrapper{width:100%;max-width:800px}.input-area{position:relative;width:100%;box-shadow:0 2px 10px #0000001a;border-radius:24px;background-color:#fff;display:flex;flex-direction:column}textarea{width:98%;height:5rem;margin:1rem 1%;border:none;resize:none;padding:16px 20px;border-radius:24px;font-size:14px;min-height:50px;max-height:200px;box-sizing:border-box;outline:none}.action-buttons{display:flex;align-items:center;padding:0 16px 16px}.secondary-btn{padding:6px 12px;border-radius:14px;background-color:#f5f5f5;border:1px solid #ddd;font-size:12px;cursor:pointer;transition:all .2s;margin-right:8px}.secondary-btn.deep-think-active{background-color:#e6f7ff;border-color:#91d5ff;color:#1890ff}.send-icon{width:36px;height:36px;cursor:pointer;margin-left:auto}.login-popup{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.login-box{width:90%;max-width:800px;background-color:#fff;border-radius:2rem;display:flex;overflow:hidden}.login-left{flex:1;padding:30px;box-sizing:border-box}.login-right{flex:1;background-color:#f5f5f5;display:flex;align-items:center;justify-content:center}.login-img{width:100%;height:auto}.login-title{margin-top:0;margin-bottom:24px;color:#333;font-size:24px}.form-item{margin-bottom:16px}.form-item label{display:block;margin-bottom:8px;font-size:14px;color:#555}.form-item input{width:100%;padding:10px;border:1px solid #ddd;border-radius:4px;font-size:14px}.login-error{color:#ff4d4f;font-size:12px;height:20px;margin-bottom:8px}.protocol-link{color:#1890ff;text-decoration:none}.custom-popup{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1001;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.popup-content{width:90%;max-width:400px;background-color:#fff;border-radius:16px;padding:30px 24px;box-sizing:border-box;box-shadow:0 4px 20px #00000026;display:flex;flex-direction:column;align-items:center;gap:16px}.popup-icon{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px}.popup-title{font-size:18px;font-weight:600;color:#333;margin:0}.popup-desc{font-size:14px;color:#666;margin:0;text-align:center;line-height:1.5}.popup-btn{width:100%;padding:10px 0;border:none;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:background-color .2s}.success-popup .popup-icon{background-color:#e6f7ee;color:#52c41a}.success-popup .popup-progress{width:100%;height:4px;background-color:#f0f0f0;border-radius:2px;overflow:hidden;margin:8px 0}.success-popup .popup-btn{background-color:#2d2d2d;color:#fff}.success-popup .popup-btn:hover{background-color:#1d1d1d}.confirm-popup .popup-icon{background-color:#fff1f0;color:#fa8c16}.popup-btn-group{width:100%;display:flex;gap:12px}.confirm-popup .cancel-btn{background-color:#f5f5f5;color:#333;border:1px solid #ddd}.confirm-popup .cancel-btn:hover{background-color:#e9e9e9}.confirm-popup .confirm-btn{background-color:#ff4d4f;color:#fff}.confirm-popup .confirm-btn:hover{background-color:#f5222d}@media (max-width: 768px){.ruikan-column{width:10%}.ruikan-record{background-color:#e4e4e4;position:absolute;width:60%;transform:translate(-100%);z-index:100}.ruikan-record:not(.hidden){transform:translate(0)}.login-right{display:none}.popup-content{padding:24px 16px}.popup-icon{width:50px;height:50px;font-size:20px}}.fa-close{width:5rem}.fa-menu{width:100%}.captcha-image-wrapper{display:flex;align-items:center;justify-content:center;background-color:#f5f5f5;border-radius:4px;overflow:hidden}.form-item{margin-bottom:20px}