:root {
  --bg: #f6f7f9; --card: #fff; --text: #16181d; --muted: #6b7280; --border: #e3e5e8;
  --accent: #1f5fd1; --danger: #c62828; --live: #c62828; --ok: #1b7f3b; --warn: #b26a00;
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, Segoe UI, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 10px 20px; background: var(--card); border-bottom: 1px solid var(--border); }
.topbar nav { display: flex; gap: 16px; align-items: center; }
.topbar form { margin: 0; }
.brand { font-weight: 700; text-decoration: none; color: var(--text); }
main { padding: 20px; max-width: 1200px; margin: 0 auto; }
h1 { font-size: 20px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 0 0 8px; }
.muted { color: var(--muted); }
.error { color: var(--danger); }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 14px 16px; margin-bottom: 12px; }
.narrow { max-width: 360px; margin: 40px auto; }
label { display: block; margin-bottom: 10px; }
input { display: block; width: 100%; padding: 8px; font: inherit; border: 1px solid var(--border); border-radius: 6px; margin-top: 4px; }
button { font: inherit; padding: 6px 12px; border: 1px solid var(--border); border-radius: 6px; background: #fff; cursor: pointer; }
button:disabled { opacity: .45; cursor: default; }
button.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
button.danger { background: var(--danger); color: #fff; border-color: var(--danger); }
button.link { border: 0; background: none; color: var(--accent); padding: 0; }
button.small { padding: 1px 8px; font-size: 13px; }
.layout { display: grid; grid-template-columns: 1fr 320px; gap: 20px; align-items: start; }
.softphone { position: sticky; top: 20px; }
.concall-head { display: flex; gap: 12px; align-items: baseline; }
.concall-head .names { flex: 1; display: flex; flex-direction: column; }
.time { font-variant-numeric: tabular-nums; font-weight: 600; }
.numbers { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 10px 0 4px; }
.attempts { list-style: none; padding: 0; margin: 6px 0 0; font-size: 13px; color: var(--muted); }
.attempts li { margin: 3px 0; }
.chip { display: inline-block; padding: 0 8px; border-radius: 10px; font-size: 12px; background: #eef0f3; color: var(--muted); }
.status-live, .state-live { background: #fde8e8; color: var(--live); font-weight: 600; }
.status-ended, .state-ended { background: #e8f5ec; color: var(--ok); }
.state-connected, .state-dialing { background: #fff4e0; color: var(--warn); }
.state-failed, .status-failed { background: #f3f4f6; color: var(--danger); }
.listen { font-size: 13px; font-weight: 600; text-decoration: none; }
.banner { background: #fff4e0; border: 1px solid #f0c36d; color: #6b4500; border-radius: 8px; padding: 10px 14px; margin: 0 0 16px; }
.phone-state { font-weight: 600; min-height: 3em; }
.phone-actions { display: flex; gap: 8px; margin: 8px 0; }
.phone-actions button { flex: 1; }
.keypad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin: 8px 0; }
.hint { font-size: 13px; color: var(--muted); }
pre { white-space: pre-wrap; font-size: 12px; max-height: 200px; overflow: auto; background: var(--bg); padding: 8px; }
@media (max-width: 800px) { .layout { grid-template-columns: 1fr; } .softphone { position: static; } }