:root {
  --bg: #1e1f22; --panel: #2b2d31; --panel2: #313338; --panel3: #3b3d44; --text: #f2f3f5; --muted: #949ba4;
  --accent: #5865f2; --green: #23a55a; --red: #da373c; --radius: 10px;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text);
  font: 14px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
[hidden] { display: none !important; }
button { cursor: pointer; font: inherit; border: 0; color: inherit; background: none; padding: 0;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; }
.muted { color: var(--muted); }
.erro { color: var(--red); margin: 0; }
.i { width: 18px; height: 18px; flex: 0 0 auto; }

/* ---------- Lobby ---------- */
.lobby { min-height: 100%; display: grid; place-items: center; padding: 16px; }
.card { background: var(--panel); padding: 28px; border-radius: var(--radius); width: min(400px, 100%);
  display: flex; flex-direction: column; gap: 14px; }
.card .logo-img { width: 200px; align-self: center; margin: -4px 0 -6px; }
.card .baixar-wrap { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.card .baixar { display: inline-flex; align-items: center; justify-content: center; gap: 6px; color: var(--muted); font-size: 12px;
  text-decoration: none; margin-top: 2px; }
.card .baixar:hover { color: var(--text); }
.card .baixar .i { width: 14px; height: 14px; }
.topo .mini-logo { width: 22px; height: 22px; }
.card h1 { margin: 0; font-size: 22px; display: flex; align-items: center; gap: 10px; }
.card h1 .logo { display: inline-flex; width: 36px; height: 36px; border-radius: 10px; background: var(--accent);
  align-items: center; justify-content: center; }
.card h1 .logo .i { width: 20px; height: 20px; }
.card p { margin: 0; }
.card label { display: flex; flex-direction: column; gap: 6px; font-size: 12px; color: var(--muted); }
.card input { background: var(--bg); border: 1px solid #3f4147; border-radius: 8px; padding: 10px 12px;
  color: var(--text); font-size: 14px; }
.card input:focus { outline: 2px solid var(--accent); border-color: transparent; }
.primary { background: var(--accent); padding: 10px 14px; border-radius: 8px; font-weight: 600; }
.primary:hover { filter: brightness(1.1); }

.card h2 { margin: 6px 0 0; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.salas { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; max-height: 240px; overflow: auto; }
.salas li { display: flex; align-items: center; gap: 10px; background: var(--bg); border-radius: 8px; padding: 10px 12px; }
.salas li.vazio { background: transparent; padding: 4px 0; font-size: 13px; }
.salas .info { flex: 1; min-width: 0; }
.salas .info strong { display: block; }
.salas .info span { font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }
.salas button.entrar { background: var(--green); padding: 7px 12px; border-radius: 6px; font-weight: 600; font-size: 13px; }
.salas button.apagar { color: var(--muted); padding: 6px; border-radius: 6px; }
.salas button.apagar:hover { color: var(--red); background: var(--panel2); }
.salas button.entrar:hover { filter: brightness(1.1); }
.criar { display: flex; gap: 8px; margin-top: 4px; }
.criar input { flex: 1; }
#viaLink { display: flex; flex-direction: column; gap: 10px; }

/* ---------- Sala ---------- */
.room { height: 100%; display: flex; flex-direction: column; }
.topo { display: flex; align-items: center; gap: 12px; padding: 0 16px; height: 48px; background: var(--panel);
  box-shadow: 0 1px 0 rgba(0,0,0,.25); }
.topo .titulo { display: flex; align-items: center; gap: 8px; }
.topo .titulo .i { color: var(--muted); }
.topo .ghost { margin-left: auto; color: var(--muted); padding: 6px 10px; border-radius: 6px; font-size: 13px; }
.topo .ghost:hover { background: var(--panel2); color: var(--text); }
.topo .ghost .i { width: 16px; height: 16px; }

.area { flex: 1; display: flex; min-height: 0; position: relative; }

/* Grade de pessoas: cards menores, centralizados, no maximo 3 por linha */
.grid { flex: 1; display: grid; gap: 8px; padding: 16px; overflow: auto; align-content: center; justify-content: center;
  grid-template-columns: repeat(var(--cols, 2), minmax(0, 1fr)); width: 100%; max-width: calc(var(--cols, 2) * 480px + 48px); margin: 0 auto; }

.tile { position: relative; background: var(--tile, var(--panel)); border-radius: 8px; aspect-ratio: 16 / 9; overflow: hidden;
  display: grid; place-items: center; outline: 2px solid transparent; outline-offset: -2px; transition: outline-color .12s; }
.tile.falando { outline-color: var(--green); }
.tile.caiu { opacity: .45; }
.tile.caiu .nome::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--red); animation: pisca 1s infinite; }
@keyframes pisca { 50% { opacity: .2; } }
.tile video { width: 100%; height: 100%; object-fit: contain; background: #000; }
.tile.sem-video video { display: none; }
.tile .avatar { width: 80px; height: 80px; border-radius: 50%; background: var(--avatar, var(--accent)); color: #fff;
  display: grid; place-items: center; font-size: 30px; font-weight: 600; box-shadow: 0 2px 10px rgba(0,0,0,.3); }
.tile:not(.sem-video) .avatar { display: none; }
.tile .nome { position: absolute; left: 8px; bottom: 8px; background: rgba(0,0,0,.55); padding: 4px 8px;
  border-radius: 6px; font-size: 12px; font-weight: 500; display: flex; gap: 5px; align-items: center; }
.tile .nome .ico { display: inline-flex; color: var(--muted); }
.tile .nome .ico:empty { display: none; }
.tile .nome .i { width: 14px; height: 14px; }
.tile.local .nome::after { content: "voce"; color: var(--muted); font-weight: 400; margin-left: 2px; }
.tile .expandir { position: absolute; top: 8px; right: 8px; background: rgba(0,0,0,.55); border-radius: 6px;
  padding: 5px; opacity: 0; transition: opacity .15s; }
.tile .expandir .i { width: 14px; height: 14px; }
.tile:hover .expandir { opacity: 1; }
.tile.sem-video .expandir { display: none; }

/* Quem esta transmitindo: selo + botao Assistir */
.tile .selo, .tile .assistir { display: none; }
.tile.transmitindo .selo { display: inline-flex; align-items: center; gap: 4px; position: absolute; top: 8px; left: 8px;
  background: var(--red); color: #fff; font-size: 11px; font-weight: 700; letter-spacing: .03em; padding: 2px 7px; border-radius: 5px; }
.tile.transmitindo .selo .i { width: 12px; height: 12px; }
.tile.transmitindo .assistir { display: inline-flex; position: absolute; left: 50%; top: 50%; transform: translate(-50%, 26px);
  background: var(--accent); color: #fff; font-weight: 600; font-size: 12px; padding: 6px 12px; border-radius: 6px;
  box-shadow: 0 4px 14px rgba(0,0,0,.4); }
.tile.transmitindo .assistir .i { width: 12px; height: 12px; }
.tile.transmitindo .assistir:hover { filter: brightness(1.1); }
.tile.no-palco .assistir { background: var(--panel3); }
.tile.transmitindo .avatar { transform: translateY(-14px); }

.tile .vol { position: absolute; right: 8px; bottom: 8px; display: flex; align-items: center; gap: 6px; color: var(--muted);
  background: rgba(0,0,0,.55); padding: 4px 8px; border-radius: 6px; font-size: 11px; opacity: 0; transition: opacity .15s; }
.tile:hover .vol { opacity: 1; }
.tile .vol .i { width: 14px; height: 14px; }
.tile .vol input { width: 80px; accent-color: var(--accent); }
.tile .vol b { min-width: 32px; text-align: right; font-weight: 600; color: var(--text); }

/* Palco: tela de alguem ao lado da coluna de pessoas */
.palco { flex: 1 1 70%; min-width: 0; display: flex; flex-direction: column; margin: 12px 0 12px 12px;
  background: #000; border-radius: var(--radius); overflow: hidden; }
.palco header { display: flex; align-items: center; justify-content: space-between; padding: 6px 10px 6px 12px;
  background: var(--panel); font-size: 13px; font-weight: 500; }
.palco header button { color: var(--muted); padding: 5px 8px; border-radius: 6px; font-size: 12px; }
.palco header button:hover { background: var(--panel2); color: var(--text); }
.palco header .i { width: 14px; height: 14px; }
.palco header .stats { margin-left: 10px; color: var(--muted); font-weight: 400; font-size: 12px; font-variant-numeric: tabular-nums; }
.palco header .stats.ruim { color: #f0b232; }
.palco header > div { display: flex; align-items: center; gap: 4px; }
.vol-palco { display: inline-flex; align-items: center; gap: 6px; margin-right: 8px; color: var(--muted); font-size: 11px; }
.vol-palco button { color: var(--muted); padding: 5px; border-radius: 6px; }
.vol-palco button:hover { background: var(--panel2); color: var(--text); }
.vol-palco button.mudo { color: var(--red); }
.vol-palco input { width: 90px; accent-color: var(--accent); }
.vol-palco b { min-width: 34px; text-align: right; color: var(--text); font-variant-numeric: tabular-nums; }
.palco video { flex: 1; min-height: 0; width: 100%; object-fit: contain; background: #000; }
.palco:fullscreen { margin: 0; border-radius: 0; }
.palco:fullscreen header { position: absolute; top: 0; left: 0; right: 0; opacity: 0; transition: opacity .2s; }
.palco:fullscreen:hover header { opacity: 1; }
.area.assistindo .grid { flex: 0 0 232px; grid-template-columns: 1fr; max-width: none; align-content: start; padding: 12px; }
.area.assistindo .tile .avatar { width: 44px; height: 44px; font-size: 18px; }
.area.assistindo .tile.transmitindo .avatar { transform: none; }
.area.assistindo .tile.transmitindo .assistir { left: auto; top: 8px; right: 8px; transform: none; padding: 4px 8px; font-size: 11px; }
.area.assistindo .tile.no-palco .assistir { display: none; }
.area.assistindo .tile .vol input { width: 56px; }

/* Aviso "fulano comecou a transmitir" */
.toasts { position: absolute; top: 12px; left: 50%; transform: translateX(-50%); z-index: 20;
  display: flex; flex-direction: column; gap: 8px; pointer-events: none; }
.toast { pointer-events: auto; display: flex; align-items: center; gap: 10px; background: var(--panel2);
  border: 1px solid #3f4147; border-radius: 10px; padding: 8px 8px 8px 14px; box-shadow: 0 8px 24px rgba(0,0,0,.45); font-size: 13px; }
.toast button { background: var(--accent); padding: 6px 12px; border-radius: 6px; font-weight: 600; font-size: 12px; }
.toast button.x { background: transparent; padding: 6px; color: var(--muted); }
.toast button.x:hover { color: var(--text); }

/* ---------- Controles ---------- */
.controles { display: flex; justify-content: center; align-items: center; gap: 10px; padding: 12px; background: var(--panel); }
.grupo { display: flex; gap: 8px; }
.ctl { width: 48px; height: 48px; border-radius: 12px; background: var(--panel3); color: var(--text); transition: background .12s; }
.ctl .i { width: 22px; height: 22px; }
.ctl:hover { background: #4a4d55; }
.ctl.off { background: var(--red); color: #fff; }
.ctl.ativo { background: #fff; color: #1e1f22; }
.ctl.sair { width: 68px; background: var(--red); color: #fff; }
.ctl.sair:hover { filter: brightness(1.1); }
.ruido { display: flex; align-items: center; gap: 6px; color: var(--muted); margin-left: 6px; }
.ruido .i { width: 16px; height: 16px; }
.ruido select { background: var(--panel3); color: var(--text); border: 0; border-radius: 8px; padding: 7px 8px; font: inherit; font-size: 12px; }

@media (max-width: 900px) {
  .area { flex-direction: column; }
  .palco { flex: 0 0 45vh; margin: 12px 12px 0; }
  .area.assistindo .grid { flex: 1; display: flex; overflow-x: auto; align-items: start; }
  .area.assistindo .tile { flex: 0 0 180px; }
}
@media (max-width: 600px) {
  .grid { grid-template-columns: 1fr; max-width: none; align-content: start; }
  .ruido { display: none; }
}