:root {
  --bg: #0b0f1a;
  --card: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.12);
  --text: #eef2ff;
  --muted: #9aa4c0;
  --accent: #7c6cff;
  --accent2: #3ddc97;
  --danger: #ff5d5d;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body {
  margin: 0; font-family: Inter, ui-sans-serif, system-ui, Segoe UI, Roboto, sans-serif;
  background: var(--bg); color: var(--text); min-height: 100vh;
}
.bg {
  position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(600px 400px at 20% 10%, rgba(124,108,255,.35), transparent 60%),
    radial-gradient(500px 380px at 85% 20%, rgba(61,220,151,.22), transparent 60%),
    radial-gradient(700px 500px at 50% 100%, rgba(255,93,93,.12), transparent 60%),
    #0b0f1a;
}
a { color: #b7adff; }
.shell { max-width: 680px; margin: 0 auto; padding: 28px 18px 60px; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.brand { display: flex; gap: 12px; align-items: center; }
.logo { font-size: 38px; }
.brand h1 { margin: 0; font-size: 26px; letter-spacing: .2px; }
.brand p { margin: 2px 0 0; color: var(--muted); font-size: 13px; }
.conn {
  display: flex; align-items: center; gap: 8px;
  border: 1px solid var(--border); background: var(--card);
  padding: 8px 12px; border-radius: 999px; font-size: 13px;
}
.dot { width: 10px; height: 10px; border-radius: 50%; background: #64748b; }
.dot.live { background: var(--accent2); box-shadow: 0 0 12px var(--accent2); }
.dot.joining { background: #fbbf24; box-shadow: 0 0 12px #fbbf24; }
.card {
  border: 1px solid var(--border); background: var(--card);
  backdrop-filter: blur(12px);
  border-radius: 18px; padding: 22px;
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
}
.card h2 { margin: 0 0 8px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.hidden { display: none !important; }
.label { font-size: 13px; color: var(--muted); margin: 14px 0 6px; display: block; }
.row { display: flex; gap: 10px; }
.row.wrap { flex-wrap: wrap; margin-top: 12px; }
.input {
  flex: 1; padding: 12px 14px; border-radius: 12px;
  border: 1px solid var(--border); background: rgba(0,0,0,.35); color: var(--text);
  font-size: 15px; outline: none;
}
.input:focus { border-color: var(--accent); }
.btn {
  border: 1px solid var(--border); background: rgba(255,255,255,.08); color: var(--text);
  padding: 11px 16px; border-radius: 12px; cursor: pointer; font-size: 14px; font-weight: 600;
}
.btn:hover { background: rgba(255,255,255,.14); }
.btn.primary { background: var(--accent); border-color: var(--accent); }
.btn.primary:hover { filter: brightness(1.1); }
.btn.danger { background: rgba(255,93,93,.15); border-color: rgba(255,93,93,.4); }
.btn.ghost { padding: 11px 13px; }
.btn.small { padding: 8px 12px; font-size: 13px; white-space: nowrap; }
.btn.big { flex: 1; padding: 14px; font-size: 15px; }
.hint { margin-top: 14px; font-size: 13px; color: var(--muted); display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.hint code {
  background: rgba(0,0,0,.4); border: 1px solid var(--border);
  padding: 6px 8px; border-radius: 8px; font-size: 12px; word-break: break-all;
}
.how { margin-top: 16px; color: var(--muted); font-size: 14px; }
.how code { color: var(--text); }
.call-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.peer-count {
  border: 1px solid var(--border); border-radius: 999px; padding: 8px 12px;
  font-size: 13px; background: rgba(0,0,0,.3); white-space: nowrap;
}
.invite-box {
  display: flex; gap: 12px; justify-content: space-between; align-items: center;
  background: rgba(0,0,0,.35); border: 1px dashed rgba(255,255,255,.25);
  border-radius: 12px; padding: 12px; margin: 14px 0;
}
.invite-box code { display: block; margin-top: 6px; font-size: 12px; word-break: break-all; color: #c9f5e0; }
.controls { display: flex; gap: 10px; margin: 6px 0 4px; }
.meter-wrap { margin-top: 14px; }
.meter { height: 10px; background: rgba(0,0,0,.5); border: 1px solid var(--border); border-radius: 999px; overflow: hidden; }
#level-bar { height: 100%; width: 0%; background: linear-gradient(90deg, var(--accent2), var(--accent)); transition: width 80ms linear; }
.peers { list-style: none; padding: 0; margin: 10px 0; display: flex; flex-direction: column; gap: 8px; }
.peers li {
  display: flex; justify-content: space-between; align-items: center;
  border: 1px solid var(--border); background: rgba(0,0,0,.3);
  padding: 10px 12px; border-radius: 12px; font-size: 14px;
}
.badge { font-size: 12px; border: 1px solid var(--border); padding: 3px 8px; border-radius: 999px; }
.badge.muted-off { background: rgba(255,93,93,.18); border-color: rgba(255,93,93,.5); }
.badge.speaking { background: rgba(61,220,151,.18); border-color: rgba(61,220,151,.5); }
.foot { margin-top: 18px; text-align: center; }
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%);
  background: #151b2e; border: 1px solid var(--border); color: var(--text);
  padding: 10px 16px; border-radius: 999px; font-size: 14px;
  box-shadow: 0 10px 30px rgba(0,0,0,.5);
}