:root {
  --bg: #0e1114;
  --panel: #161b20;
  --line: #2a3238;
  --text: #e6e8ea;
  --muted: #8b949c;
  --ready: #3dd68c;
  --warn: #e3b341;
  --down: #f85149;
  --accent: #58a6ff;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body { min-height: 100vh; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 24px 20px 48px; }
header { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; margin-bottom: 16px; }
h1 { margin: 0; font-size: 20px; font-weight: 600; letter-spacing: 0.02em; }
.sub { margin: 6px 0 0; color: var(--muted); font-size: 13px; }
.meta-row { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.chip {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 5px 8px;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.chip.up { color: var(--ready); border-color: #245c3d; }
.chip.down { color: var(--down); border-color: #6b2a2a; }
.banner {
  border: 1px solid #6b2a2a;
  background: #2a1515;
  color: #ffb1ad;
  padding: 10px 12px;
  margin-bottom: 16px;
  font-size: 13px;
}
.banner.ok { border-color: #245c3d; background: #12261c; color: #b7f0d0; }
.banner ul { margin: 6px 0 0; padding-left: 18px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.card { background: var(--panel); border: 1px solid var(--line); padding: 16px; }
h2 { margin: 0 0 12px; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
label { display: block; font-size: 12px; color: var(--muted); margin: 10px 0 6px; }
input, textarea, button { font: inherit; }
input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #0e1114;
  color: var(--text);
  padding: 8px 10px;
}
textarea { min-height: 96px; resize: vertical; }
.row { display: flex; gap: 16px; align-items: center; margin-top: 10px; }
.check { display: flex; gap: 8px; align-items: center; font-size: 13px; color: var(--text); }
button {
  margin-top: 14px;
  background: #1f6feb;
  color: white;
  border: 0;
  padding: 9px 14px;
  cursor: pointer;
}
button:hover { background: #388bfd; }
.phones { display: grid; gap: 8px; }
.phone {
  border: 1px solid var(--line);
  padding: 10px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px;
}
.phone b { font-size: 14px; }
.meta { color: var(--muted); font-size: 12px; }
.state { font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; }
.state.ready, .state.free, .state.completed { color: var(--ready); }
.state.busy, .state.dialing, .state.answered, .state.preparing, .state.queued, .state.reserve { color: var(--warn); }
.state.failed, .state.offline, .state.disconnected, .state.unconfigured, .state.paused, .state.disabled, .state.down { color: var(--down); }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 11px; color: var(--muted); letter-spacing: 0.06em; text-transform: uppercase; }
.msg { color: var(--muted); font-size: 12px; }
.flash { margin-top: 8px; color: var(--accent); min-height: 1.2em; font-size: 13px; }
#gateway-card { margin-bottom: 14px; }
code { font-size: 12px; color: var(--accent); }
.steps { margin: 0; padding-left: 18px; color: var(--text); font-size: 14px; line-height: 1.55; }
.steps li { margin: 0 0 8px; }
.empty { color: var(--muted); font-size: 13px; padding: 8px 0; }
@media (max-width: 900px) {
  .grid { grid-template-columns: 1fr; }
  header { flex-direction: column; }
  .meta-row { justify-content: flex-start; }
}