:root {
  --bg: #0e0f13;
  --panel: #17181d;
  --panel2: #1f2127;
  --border: #2a2d35;
  --text: #e6e8ee;
  --muted: #8a8f99;
  --accent: #7c5cff;
  --ok: #22c55e;
  --danger: #ef4444;
  --live: #3ddc84;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background: radial-gradient(1200px 700px at 50% -20%, #221e3c, var(--bg));
  color: var(--text);
  font: 16px/1.45 system-ui, "Segoe UI", Roboto, sans-serif;
  overflow: hidden;
}
#screen { height: 100vh; display: flex; flex-direction: column; }

header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px; flex-wrap: wrap;
  padding: 12px 20px; background: rgba(23,24,29,.85);
  border-bottom: 1px solid var(--border);
}
.logo { font-weight: 800; font-size: 20px; letter-spacing: .5px; }
.logo .tag {
  font-size: 12px; font-weight: 650; color: var(--live);
  border: 1px solid var(--border); border-radius: 20px;
  padding: 3px 10px; vertical-align: middle; margin-left: 6px;
}
.control { display: flex; align-items: center; gap: 14px; }
.control .you { color: var(--muted); font-size: 14px; }
.control .you b { color: var(--text); }

.mic {
  border: 0; border-radius: 12px; min-width: 52px; height: 40px;
  background: var(--panel2); border: 1px solid var(--border);
  font-size: 20px; cursor: pointer;
}
.mic.off { background: var(--danger); opacity: .88; }

.ptt-mode {
  display: flex; align-items: center; gap: 7px;
  color: var(--muted); font-size: 13px; cursor: pointer; user-select: none;
}
.ptt-mode input { accent-color: var(--accent); width: 15px; height: 15px; }

.center {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; justify-content: flex-start; gap: 18px;
  padding: 26px 20px; overflow-y: auto;
}
#me-state { color: var(--muted); font-size: 14px; min-height: 20px; }
#me-state.speaking { color: var(--live); font-weight: 700; }
#wait { color: var(--muted); font-size: 14px; }

.peers {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 12px; width: 100%; max-width: 860px;
}
.peer {
  position: relative;
  display: flex; align-items: center; gap: 13px;
  padding: 14px 16px; border-radius: 14px;
  background: var(--panel); border: 1px solid var(--border);
  min-width: 230px; max-width: 280px; flex: 1 1 230px;
  transition: border-color .15s;
}
.peer.connecting { opacity: .75; }
.peer.speaking { border-color: var(--live); box-shadow: 0 0 0 1px var(--live); }
.peer .dot {
  position: absolute; top: 12px; right: 12px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--panel2); border: 1px solid var(--border);
  transition: background .12s;
}
.peer.speaking .dot { background: var(--live); animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { opacity: .4; } }

.peer .avatar {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--accent); display: flex; align-items: center; justify-content: center;
  font-size: 21px; font-weight: 700; flex-shrink: 0;
}
.peer .meta { display: flex; flex-direction: column; min-width: 0; }
.peer .nick { font-weight: 650; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.peer .st { color: var(--muted); font-size: 13px; }
.peer.speaking .st { color: var(--live); }

.foot {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px; color: var(--muted); font-size: 13px;
  border-top: 1px solid var(--border); background: rgba(23,24,29,.6);
}
.foot .status-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--ok); display: inline-block;
}
.foot .off .status-dot { background: var(--danger); }

#auth-z {
  position: fixed; inset: 0; z-index: 20;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,.55); backdrop-filter: blur(3px);
}
#auth-z.hidden { display: none; }
#auth-z .card {
  width: 340px; max-width: 92vw; text-align: center;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 18px; padding: 30px 26px;
  display: flex; flex-direction: column; align-items: center; gap: 14px;
}
#auth-z .card .big { font-size: 48px; line-height: 1; }
#auth-z button {
  border: 0; border-radius: 11px; padding: 13px 22px;
  background: var(--accent); color: #fff;
  font-size: 15px; font-weight: 700; cursor: pointer;
}

.toast {
  position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%);
  background: var(--panel2); border: 1px solid var(--border);
  color: var(--text); padding: 11px 18px; border-radius: 10px;
  font-size: 14px; z-index: 30; box-shadow: 0 8px 24px rgba(0,0,0,.5);
}