:root[data-theme=dark]{--bg: #0E1218;--panel: #1A2028;--panel-2: #232B36;--panel-3: #2D3644;--border: #2D3644;--border-light: #3A4557;--text: #E8EEF5;--text-dim: #94A3B8;--text-mute: #64748B;--shadow: 0 8px 32px rgba(0,0,0,.6);--hover: rgba(255,255,255,.04);--login-grad: radial-gradient(ellipse at top, #0F2540 0%, #0E1218 55%)}:root[data-theme=light]{--bg: #F5F7FA;--panel: #FFFFFF;--panel-2: #EEF2F7;--panel-3: #DFE6EF;--border: #DFE6EF;--border-light: #C7D0DB;--text: #0F172A;--text-dim: #475569;--text-mute: #94A3B8;--shadow: 0 4px 20px rgba(15, 23, 42, .08);--hover: rgba(15, 23, 42, .04);--login-grad: radial-gradient(ellipse at top, #DBEAFE 0%, #F5F7FA 60%)}:root{--emerald: #3BA7D6;--emerald-2: #22D3EE;--emerald-3: #67E8F9;--emerald-glow: rgba(59, 167, 214, .15);--emerald-strong: rgba(59, 167, 214, .28);--amber: #F59E0B;--gold: #FCD34D;--blue: #3B82F6;--online: #22C55E;--away: #F59E0B;--dnd: #EF4444;--danger: 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.plus{margin-inline-start:auto;opacity:0;width:18px;height:18px;border-radius:4px;display:flex;align-items:center;justify-content:center;background:var(--panel-2);transition:opacity .15s}.section-header:hover .plus{opacity:1}.presence{width:10px;height:10px;border-radius:50%;border:2px solid var(--panel);background:var(--text-mute);display:inline-block}.presence.online{background:var(--online)}.presence.away{background:var(--away)}.presence.dnd{background:var(--dnd)}.dm-item .avatar{width:22px;height:22px;border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:#fff;position:relative}.dm-item .avatar .presence{position:absolute;bottom:-3px;right:-3px}.dm-item.group-dm .avatar{background:var(--panel-3);font-size:12px;color:var(--emerald)}.sidebar-footer{padding:10px 12px;border-top:1px solid var(--border);display:flex;align-items:center;gap:10px;position:relative}.sidebar-footer .avatar-me{width:34px;height:34px;border-radius:10px;font-size:13px}.sidebar-footer .me-info{flex:1;overflow:hidden;cursor:pointer}.sidebar-footer .me-name{font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-footer .me-status{font-size:11px;color:var(--text-dim);display:flex;align-items:center;gap:4px}.sidebar-footer .me-status .dot{width:8px;height:8px;border-radius:50%}.sidebar-footer .me-status .dot.online,.dot.online{background:var(--online)}.sidebar-footer .me-status .dot.away,.dot.away{background:var(--away)}.sidebar-footer .me-status .dot.dnd,.dot.dnd{background:var(--dnd)}.chat-area{flex:1;display:flex;flex-direction:column;background:var(--bg);overflow:hidden}.chat-header{padding:12px 20px 0;border-bottom:1px solid var(--border);background:var(--bg);flex-shrink:0}.chat-header-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:10px}.chat-title{display:flex;align-items:center;gap:8px}.chat-title 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.avatar{width:22px;height:22px;border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:#fff;border:2px solid var(--panel-2);margin-inline-end:-6px}.members-mini .count{font-size:12px;font-weight:600;margin-inline-start:6px}.chat-tabs{display:flex;align-items:center;gap:4px;padding-bottom:0}.chat-tab{padding:8px 14px;font-size:13px;font-weight:500;color:var(--text-dim);cursor:pointer;border-bottom:2px solid transparent;transition:all .15s;display:flex;align-items:center;gap:6px;margin-bottom:-1px}.chat-tab:hover{color:var(--text)}.chat-tab.active{color:var(--emerald);font-weight:600;border-bottom-color:var(--emerald)}.chat-tab .tab-count{font-size:11px;padding:1px 6px;border-radius:8px;background:var(--panel-2);color:var(--text-dim)}.tab-pane{display:none;flex:1;overflow:hidden;flex-direction:column}.tab-pane.active{display:flex}.messages{flex:1;overflow-y:auto;padding:20px 0 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768px){.admin-topbar{flex-direction:column;align-items:flex-start;gap:12px}.admin-topbar button{align-self:flex-start}.admin-title{font-size:16px}.admin-sub{font-size:11px;flex-wrap:wrap;line-height:1.4}.admin-tabs{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap;padding-bottom:4px}.admin-tab{padding:10px 12px;font-size:12px}.admin-content{padding:16px}.admin-toolbar{flex-direction:column;align-items:stretch;gap:12px}.admin-search-inp{width:100%}.admin-toolbar>div{display:flex;flex-wrap:wrap;gap:8px}.admin-toolbar>div button{flex:1;text-align:center;justify-content:center}.admin-table{display:block;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}}@media (max-width: 768px){.topbar{padding:10px;gap:8px}.topbar-brand{width:auto}.topbar-brand .brand-text{display:none}.topbar-actions{width:auto;gap:2px}.search-wrap{flex:1;min-width:0}.search-bar input{padding:6px 12px;font-size:12px}.search-shortcut,.lang-toggle{display:none}}