:root{
  --bg:#0b0d10; --bg2:#12151a; --panel:#161a21; --panel2:#1c212a;
  --border:#262c37; --txt:#e6e9ef; --muted:#8a93a3; --accent:#5b8cff;
  --accent2:#7c5bff; --ok:#3ad29f; --danger:#ff5b6e; --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  background:radial-gradient(1200px 700px at 80% -10%,rgba(124,91,255,.16),transparent 60%),
             radial-gradient(900px 600px at -10% 10%,rgba(91,140,255,.14),transparent 55%),
             var(--bg);
  color:var(--txt);font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--accent);text-decoration:none}
button{font-family:inherit;cursor:pointer}

/* ---------- LOBBY ---------- */
.lobby{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px}
.card{
  width:100%;max-width:420px;background:linear-gradient(180deg,var(--panel),var(--bg2));
  border:1px solid var(--border);border-radius:20px;padding:30px;
  box-shadow:0 30px 80px rgba(0,0,0,.5);
}
.brand{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.brand .dot{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent2));
  display:grid;place-items:center;font-weight:800;color:#fff}
.brand h1{font-size:20px;letter-spacing:-.02em}
.sub{color:var(--muted);font-size:13px;margin-bottom:22px}
label{display:block;font-size:12px;color:var(--muted);margin:14px 0 6px}
input,textarea,select{
  width:100%;background:var(--bg);border:1px solid var(--border);color:var(--txt);
  border-radius:10px;padding:12px 13px;font-size:14px;outline:none;transition:border .15s
}
input:focus,textarea:focus,select:focus{border-color:var(--accent)}
.row{display:flex;gap:10px}
.row>*{flex:1}
.btn{
  width:100%;border:none;border-radius:10px;padding:13px;font-size:14px;font-weight:600;
  color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent2));margin-top:18px;
  transition:transform .08s,filter .15s
}
.btn:hover{filter:brightness(1.08)}
.btn:active{transform:translateY(1px)}
.btn.ghost{background:transparent;border:1px solid var(--border);color:var(--txt)}
.btn.sm{width:auto;padding:9px 14px;margin:0;font-size:13px}
.hint{font-size:12px;color:var(--muted);text-align:center;margin-top:16px}

/* ---------- SALA ---------- */
.app{display:grid;grid-template-columns:1fr 360px;grid-template-rows:54px 1fr;height:100vh}
.topbar{
  grid-column:1/3;display:flex;align-items:center;gap:14px;padding:0 16px;
  background:var(--bg2);border-bottom:1px solid var(--border)
}
.topbar .brand h1{font-size:16px}
.pill{font-size:12px;color:var(--muted);background:var(--panel);border:1px solid var(--border);
  padding:6px 11px;border-radius:99px;display:flex;align-items:center;gap:7px}
.pill b{color:var(--txt)}
.pill .live{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 8px var(--ok)}
.spacer{flex:1}

.stage{position:relative;background:#000;display:flex;align-items:center;justify-content:center;overflow:hidden}
video{width:100%;height:100%;background:#000;object-fit:contain}
.overlay{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;background:rgba(8,10,14,.82);backdrop-filter:blur(6px);text-align:center;padding:24px;z-index:5
}
.overlay h2{font-size:20px;font-weight:700}
.overlay p{color:var(--muted);font-size:14px;max-width:340px}
.overlay.hidden{display:none}
.nowbar{
  position:absolute;left:0;right:0;bottom:0;padding:10px 16px;font-size:13px;
  background:linear-gradient(0deg,rgba(0,0,0,.72),transparent);color:#dfe4ee;
  display:flex;align-items:center;gap:8px;pointer-events:none;z-index:6
}
.nowbar .vbtn{
  pointer-events:auto;background:rgba(0,0,0,.55);border:1px solid #2a313d;color:#fff;
  border-radius:8px;padding:7px 11px;font-size:13px;cursor:pointer
}
.nowbar .vbtn:active{background:rgba(0,0,0,.8)}

/* sidebar */
.side{background:var(--bg2);border-left:1px solid var(--border);display:flex;flex-direction:column;min-height:0}
.tabs{display:flex;border-bottom:1px solid var(--border)}
.tab{flex:1;padding:13px;text-align:center;font-size:13px;color:var(--muted);background:transparent;border:none;border-bottom:2px solid transparent}
.tab.active{color:var(--txt);border-bottom-color:var(--accent)}
.tab .badge{font-size:10px;background:var(--panel2);border:1px solid var(--border);padding:1px 6px;border-radius:99px;margin-left:5px}
.panel{flex:1;min-height:0;display:none;flex-direction:column}
.panel.active{display:flex}

/* chat */
.msgs{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:9px}
.msg{font-size:13.5px;line-height:1.45;word-wrap:break-word}
.msg .who{font-weight:700;color:var(--accent)}
.msg.sys{color:var(--muted);font-size:12px;font-style:italic;text-align:center}
.chatbox{display:flex;gap:8px;padding:12px;border-top:1px solid var(--border)}
.chatbox input{flex:1}
.chatbox button{padding:0 16px;border:none;border-radius:10px;background:var(--accent);color:#fff;font-weight:600}

/* canais */
.loader{padding:14px;border-bottom:1px solid var(--border);display:flex;flex-direction:column;gap:8px}
.loader .row{gap:8px}
.search{margin:10px 14px 4px}
.list{flex:1;overflow-y:auto;padding:6px 8px 14px}
.chan{
  display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:10px;cursor:pointer;
  border:1px solid transparent
}
.chan:hover{background:var(--panel)}
.chan.cur{background:var(--panel2);border-color:var(--accent)}
.chan img{width:40px;height:40px;border-radius:8px;object-fit:cover;background:var(--panel2);flex-shrink:0}
.chan .meta{min-width:0}
.chan .nm{font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chan .gp{font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.empty{color:var(--muted);font-size:13px;text-align:center;padding:34px 18px;line-height:1.6}
.locked{opacity:.6}

::-webkit-scrollbar{width:9px}
::-webkit-scrollbar-thumb{background:#2a313d;border-radius:99px}
::-webkit-scrollbar-track{background:transparent}

@media (max-width:860px){
  .app{grid-template-columns:1fr;grid-template-rows:50px 46vh 1fr}
  .side{border-left:none;border-top:1px solid var(--border)}
}