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.chat-header{position:relative;padding:14px;background:#409eff;color:#fff;text-align:center;font-weight:500;display:flex;justify-content:space-between;align-items:center;gap:8px;flex-shrink:0}.chat-room .notice-container{flex:1;position:relative;height:30px;line-height:30px;background-color:#0000004d;border-radius:15px;display:flex;align-items:center;cursor:pointer}.chat-room .notice-icon.fixed-icon{margin-right:8px;font-size:16px;flex-shrink:0;z-index:2}.chat-room .notice-scroll-box{flex:1;height:100%;overflow:hidden;position:relative}.chat-room .notice-scroll-wrap{position:absolute;white-space:nowrap;animation:noticeScroll 28s linear infinite;transform:translateY(-50%);width:fit-content}.chat-room .notice-text{font-size:14px;color:#fff;line-height:30px}.chat-room .notice-full-content .notice-icon{color:#409eff;margin-right:6px;font-size:14px}.chat-room 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::-webkit-scrollbar{width:10px;height:5px}.chat-room ::-webkit-scrollbar-track{background:transparent}.chat-room ::-webkit-scrollbar-thumb{background-color:#0003;border-radius:4px;border:none}.chat-room ::-webkit-scrollbar-thumb:hover{background-color:#0000004d}.chat-room .image-preview-overlay{position:fixed;inset:0;background:#000000d9;display:flex;align-items:center;justify-content:center;z-index:9999}.chat-room .preview-img-container{position:relative;max-width:90%;max-height:90%}.chat-room .preview-img{max-width:90%;max-height:80vh;object-fit:contain;border-radius:8px}.chat-room .close-preview-btn{position:absolute;top:-20px;right:-20px;color:#fff;font-size:24px;cursor:pointer;background:#00000080;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center}@media(max-width:767px){html,body{height:100dvh;overflow:hidden}.chat-room .nickname-wrapper .nickname{font-size:3.5vw;line-height:1.2}.chat-room .bubble{font-size:4vw;padding:2.5vw 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.login-modal{padding:20px;padding-top:calc(20px + var(--safe-area-top));padding-bottom:calc(20px + var(--safe-area-bottom))}.chat-room .login-box{width:85%;max-width:320px;padding:15vw 5vw}.chat-room .login-box input{width:100%;padding:3vw 4vw;margin:4vw 0;font-size:4vw}.chat-room .login-box button{padding:3vw 8vw;font-size:4vw}.chat-room .chat-header{padding:3vw 4vw;font-size:4.5vw;gap:2vw;position:fixed;top:0;width:100%;z-index:10}.chat-room .admin-tag{padding:1vw 2vw;font-size:3.5vw;margin-left:2vw}.chat-room .msg-item{margin-bottom:5vw}.chat-room .avatar{width:12vw;height:12vw;max-width:40px;max-height:40px}.chat-room .msg-content{margin:0 2vw}.chat-room .bubble img{max-width:50vw;max-height:30vh;border-radius:2vw}.chat-room .system-tip,.chat-room .revoke-tip{font-size:3.5vw;padding:2vw 3vw}.chat-room .re-edit{margin-left:1vw}.chat-room .operation-menu{border-radius:2vw;min-width:30vw}.chat-room .menu-item{padding:3vw 6vw;font-size:4vw}.chat-room 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::-webkit-scrollbar{width:10px;height:5px}}.chat-loading{position:absolute;left:0;top:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;z-index:99}.loading-box{display:flex;flex-direction:column;align-items:center;gap:10px}.loading-spinner{width:40px;height:40px;border:4px solid #eee;border-top-color:#409eff;border-radius:50%;animation:spin .8s linear infinite}.loading-text{font-size:14px;color:#666}@keyframes spin{to{transform:rotate(360deg)}}.notice-dialog-overlay{position:fixed!important;inset:0!important;width:100vw!important;height:100vh!important;background:#00000080!important;display:flex!important;align-items:center!important;justify-content:center!important;z-index:999999!important;margin:0!important;padding:0!important}.notice-dialog{width:85%!important;background:#fff!important;border-radius:12px!important;overflow:hidden!important;box-shadow:0 4px 20px #00000026!important;position:relative!important;z-index:10000!important;margin:0!important}.notice-dialog-header{padding:12px 16px!important;background:#409eff!important;color:#fff!important;display:flex!important;justify-content:space-between!important;align-items:center!important}.notice-dialog-header h3{margin:0!important;font-size:16px!important;font-weight:500!important}.close-btn{font-size:18px!important;cursor:pointer!important;width:24px!important;height:24px!important;display:flex!important;align-items:center!important;justify-content:center!important}.notice-dialog-content{padding:16px!important;max-height:60vh!important;overflow-y:auto!important;font-size:14px!important;line-height:1.6!important;color:#333!important;box-sizing:border-box!important;text-align:start}@media(max-width:767px){.notice-dialog{width:85%!important}.notice-dialog-content{max-height:50vh!important;font-size:4vw!important;padding:4vw!important;text-align:start}}@media(max-width:767px){.loading-spinner{width:9vw;height:9vw;border-width:1vw}.loading-text{font-size:3.5vw}.loading-box{gap:6px}}