:root{--bg: #1e2124;--bg-2: #282b30;--bg-3: #36393e;--accent: #5865f2;--accent-hover: #4752c4;--text: #dcddde;--text-dim: #8e9297;--danger: #ed4245;--ok: #3ba55d;--border: #202225}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);height:100vh}#root{height:100vh}button{font:inherit;cursor:pointer;border:none;border-radius:6px;padding:8px 14px;background:var(--accent);color:#fff;transition:background .15s}button:hover{background:var(--accent-hover)}button:disabled{opacity:.5;cursor:default}button.ghost{background:var(--bg-3)}button.ghost:hover{background:#40444b}button.danger{background:var(--danger)}button.small{padding:4px 8px;font-size:13px}input,select{font:inherit;padding:9px 11px;border-radius:6px;border:1px solid var(--border);background:var(--bg);color:var(--text);width:100%}.login-wrap{height:100vh;display:grid;place-items:center}.login-card{background:var(--bg-2);padding:32px;border-radius:10px;width:340px;display:flex;flex-direction:column;gap:14px}.login-card h1{margin:0 0 6px;font-size:22px}.error{color:var(--danger);font-size:14px}.link-btn{background:none;color:var(--text-dim);padding:0;font-size:13px;text-decoration:underline}.link-btn:hover{background:none;color:var(--text)}.app{display:grid;grid-template-columns:240px 1fr;height:100vh}.sidebar{background:var(--bg-2);display:flex;flex-direction:column;border-right:1px solid var(--border)}.sidebar-head{padding:16px;font-weight:600;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}.conn-dot{width:9px;height:9px;border-radius:50%}.conn-dot.on{background:var(--ok)}.conn-dot.off{background:var(--danger)}.channel-group{padding:10px 8px}.channel-group h3{font-size:11px;text-transform:uppercase;color:var(--text-dim);margin:10px 8px 6px}.channel{display:flex;align-items:center;gap:8px;padding:7px 10px;border-radius:5px;color:var(--text-dim);cursor:pointer}.channel:hover{background:var(--bg-3);color:var(--text)}.channel.active{background:var(--bg-3);color:#fff}.channel .occupants{margin-left:auto;font-size:12px;color:var(--text-dim)}.sidebar-foot{margin-top:auto;padding:12px 16px;border-top:1px solid var(--border);font-size:14px;display:flex;align-items:center;gap:8px}.main{display:flex;flex-direction:column;min-width:0}.main-head{padding:14px 18px;border-bottom:1px solid var(--border);font-weight:600;display:flex;align-items:center;gap:10px}.chat{flex:1;display:flex;flex-direction:column;min-height:0}.messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}.msg .who{font-weight:600;margin-right:8px}.msg .when{color:var(--text-dim);font-size:12px}.msg .body{margin-top:2px;white-space:pre-wrap;word-break:break-word}.composer{padding:14px 16px;border-top:1px solid var(--border);display:flex;gap:10px}.voice-stage{flex:1;padding:16px;display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;align-content:start;overflow-y:auto}.tile{background:#000;border-radius:10px;overflow:hidden;position:relative;aspect-ratio:16 / 9;border:2px solid transparent}.tile.speaking{border-color:var(--ok)}.tile video{width:100%;height:100%;object-fit:cover}.tile .placeholder{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;font-size:32px;color:var(--text-dim);background:var(--bg-3)}.tile .label{position:absolute;left:8px;bottom:8px;background:#0009;padding:3px 8px;border-radius:5px;font-size:13px;display:flex;align-items:center;gap:6px}.controls{padding:12px 16px;border-top:1px solid var(--border);display:flex;gap:10px;justify-content:center}.admin{padding:20px;overflow-y:auto}.admin h2{margin-top:28px}.admin-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.panel{background:var(--bg-2);border-radius:10px;padding:18px}.panel h3{margin-top:0}.row{display:flex;gap:8px;align-items:center;margin-bottom:8px}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:8px;border-bottom:1px solid var(--border)}.creds{background:var(--bg);border:1px solid var(--accent);border-radius:8px;padding:14px;font-family:monospace;font-size:13px;white-space:pre-wrap;margin-top:10px}.badge{font-size:12px;padding:2px 7px;border-radius:10px}.badge.on{background:var(--ok)}.badge.off{background:#4f545c}.tabs{display:flex;gap:8px;margin-bottom:16px}.tabs button.active{background:var(--accent)}.tabs button{background:var(--bg-3)}