:root{--bg:#0b1220;--panel:#131c2e;--panel2:#1b2740;--text:#e6ecf5;--muted:#8aa0c0;--accent:#5b8cff;--accent2:#2f6bff;--danger:#ff6b6b;--line:#25324d}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}#root{height:100vh}.screen{place-items:center;height:100vh;display:grid}.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;flex-direction:column;gap:12px;width:360px;padding:28px;display:flex;box-shadow:0 20px 60px #0006}.card h1{margin:0;font-size:28px}.card .sub{color:var(--muted);margin:0 0 8px;font-size:14px}label{color:var(--muted);flex-direction:column;gap:6px;font-size:13px;display:flex}input,select{background:var(--panel2);border:1px solid var(--line);color:var(--text);border-radius:8px;outline:none;padding:10px 12px;font-size:14px}input:focus,select:focus{border-color:var(--accent)}button{background:var(--accent2);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:11px 16px;font-size:14px;font-weight:600}button:hover{background:var(--accent)}button:disabled{opacity:.6;cursor:default}button.ghost{border:1px solid var(--line);color:var(--muted);background:0 0}.error{color:var(--danger);font-size:13px}.warn{color:#f0b454;margin:0;font-size:12px}textarea{background:var(--panel2);border:1px solid var(--line);color:var(--text);resize:vertical;border-radius:8px;outline:none;padding:10px 12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}textarea:focus{border-color:var(--accent)}.identity{width:400px}.stack{flex-direction:column;gap:12px;display:flex}.seg{background:var(--panel2);border:1px solid var(--line);border-radius:10px;gap:6px;padding:4px;display:flex}.seg button{flex:1;padding:8px;font-size:13px}.id-list{flex-direction:column;gap:8px;max-height:260px;margin:0;padding:0;list-style:none;display:flex;overflow-y:auto}.id-item{border:1px solid var(--line);cursor:pointer;background:var(--panel2);border-radius:10px;align-items:center;gap:10px;padding:8px 10px;display:flex}.id-item.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}.avatar{color:#fff;border-radius:50%;flex:0 0 34px;place-items:center;width:34px;height:34px;font-size:15px;font-weight:700;display:grid}.id-meta{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.id-meta strong{font-size:14px}.id-meta small{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:11px;overflow:hidden}.id-actions{gap:4px;display:flex}button.tiny{padding:5px 8px;font-size:12px}button.tiny.danger{color:var(--danger)}.active-id{border:1px solid var(--line);background:var(--panel2);border-radius:10px;align-items:center;gap:10px;margin-bottom:4px;padding:8px 10px;display:flex}.channel{width:400px}.row{align-items:stretch;gap:8px;display:flex}.row input{flex:1}.hint{color:var(--muted);margin:-4px 0 0;font-size:12px}label.check{color:var(--text);cursor:pointer;flex-direction:row;align-items:center;gap:8px;font-size:13px}label.check input{width:auto}.room{flex-direction:column;height:100vh;display:flex}.room-head{border-bottom:1px solid var(--line);background:var(--panel);justify-content:space-between;align-items:center;padding:12px 18px;display:flex}.badge{text-transform:uppercase;letter-spacing:.05em;color:var(--muted);border:1px solid var(--line);border-radius:999px;margin-left:10px;padding:2px 8px;font-size:11px}.room-body{flex:1;min-height:0;display:flex}.members{border-right:1px solid var(--line);background:var(--panel);width:220px;padding:16px;overflow-y:auto}.members h3{color:var(--muted);margin:0 0 12px;font-size:13px}.members ul{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.members li{align-items:center;gap:6px;font-size:14px;display:flex}.dot{background:#45d483;border-radius:50%;width:8px;height:8px;display:inline-block}.owner{text-transform:uppercase;color:var(--accent);margin-left:auto;font-size:10px}.members li .ban-btn{margin-left:auto;padding:2px 6px}.members li .owner~.ban-btn{margin-left:4px}.chat{flex-direction:column;flex:1;min-width:0;display:flex}.messages{flex-direction:column;flex:1;gap:8px;padding:18px;display:flex;overflow-y:auto}.msg{background:var(--panel2);border-radius:12px;flex-direction:column;align-self:flex-start;max-width:70%;padding:8px 12px;display:flex}.msg.mine{background:var(--accent2);align-self:flex-end}.msg .who{color:var(--muted);margin-bottom:2px;font-size:11px}.msg .text{white-space:pre-wrap;word-break:break-word}.msg .meta{color:var(--muted);align-self:flex-end;margin-top:3px;font-size:10px}.msg.mine .meta{color:#ffffffb3}.msg.failed{outline:1px solid var(--danger)}.empty{color:var(--muted);text-align:center;margin:auto;font-size:13px}.files-panel{border-left:1px solid var(--line);background:var(--panel);flex-direction:column;gap:10px;width:280px;padding:14px;display:flex;overflow-y:auto}.files-panel.drag{outline:2px dashed var(--accent);outline-offset:-6px}.files-head{justify-content:space-between;align-items:center;gap:8px;display:flex}.files-head h3{margin:0;font-size:14px}.files-head>div{gap:6px;display:flex}.folder-head{justify-content:space-between;align-items:center;padding:4px 0;font-size:13px;display:flex}.folder-name{cursor:pointer}.file-list{flex-direction:column;gap:6px;margin:0 0 4px;padding:0;list-style:none;display:flex}.folder .file-list{padding-left:14px}.file-row{background:var(--panel2);border:1px solid var(--line);border-radius:8px;justify-content:space-between;align-items:center;gap:8px;padding:6px 8px;display:flex}.file-info{cursor:pointer;flex-direction:column;flex:1;min-width:0;display:flex}.file-info strong{text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.file-info small{color:var(--muted);font-size:11px}.voice-bar{border-bottom:1px solid var(--line);background:var(--panel);flex-wrap:wrap;align-items:center;gap:10px;padding:8px 18px;display:flex}.voice-bar .wave{background:var(--panel2);border:1px solid var(--line);border-radius:6px}.voice-peers{color:var(--muted);flex-wrap:wrap;gap:12px;font-size:11px;display:flex}.peer-stat.ok{color:#45d483}.muted-text{color:var(--muted)}.upload-progress{color:var(--muted);flex-direction:column;gap:4px;font-size:11px;display:flex}.upload-progress .bar{background:var(--panel2);border:1px solid var(--line);border-radius:999px;height:6px;overflow:hidden}.upload-progress .fill{background:var(--accent);height:100%;transition:width .15s}.lightbox{z-index:50;cursor:zoom-out;background:#000000d9;place-items:center;display:grid;position:fixed;inset:0}.lightbox img{border-radius:8px;max-width:90vw;max-height:90vh}.members li.offline{opacity:.5}.dot.off{background:var(--muted)}.voice-dot{margin-left:4px;font-size:11px}.composer{border-top:1px solid var(--line);background:var(--panel);gap:10px;padding:14px;display:flex}.composer input{flex:1}