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#C98AA3;--bubble-me-2: #B87A93;--bubble-other-1: #7FA9C4;--bubble-other-2: #6A99BB;--bubble-sys-1: #5A5340;--bubble-sys-2: #4A4536;--shadow: 0 3px 10px rgba(0, 0, 0, .3);--shadow-strong: 0 8px 24px rgba(0, 0, 0, .4);--surface: #423A3D;--surface-hover: rgba(255, 255, 255, .06);--input-bg: #2F2A2D;--auth-bg: linear-gradient(135deg, #322A2E, #2A2429);--sidebar-bg: linear-gradient(180deg, #322A2E, #2A2429);--members-bg: linear-gradient(180deg, #2E272B, #2A2429);--composer-bg: rgba(255, 255, 255, .04);--head-bg: rgba(255, 255, 255, .04);--bubble-me-text: #FFF1F6;--bubble-other-text: #EAF4FB;--bubble-sys-text: #F0E6C8;--meta: rgba(255, 255, 255, .55);--on-accent: #FFF;--dot: rgba(255, 255, 255, .05)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:AlibabaPuHui,PingFang SC,Microsoft YaHei,system-ui,sans-serif;font-weight:400;background:var(--bg);color:var(--text);background-image:radial-gradient(var(--dot) 1px,transparent 1px);background-size:22px 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span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.messages{padding:14px;min-height:0}.msg{max-width:82%;padding:10px 13px;font-size:14px}.msg img{max-width:160px}.composer{padding:10px 12px;gap:8px}.composer input[type=text]{padding:10px 14px;font-size:14px}.composer button.send{padding:10px 18px;font-size:14px}.composer label.attach{padding:10px 12px}.auth-card{width:92%;max-width:360px}.modal{width:92%;max-width:400px}.theme-toggle{width:42px;height:42px;font-size:18px;bottom:14px;right:14px}}@media (max-width: 480px){.messages{padding:12px;gap:10px}.composer{padding:8px 10px}.msg{max-width:88%}.msg img{max-width:130px}.chat-head,.conv-item{padding:10px 12px}.members{width:86%}.sidebar{width:88%}.conv-delete{opacity:1;transform:none}}@media (max-width: 360px){.composer button.send{padding:10px 14px}.composer input[type=text]{font-size:16px}}