:root {
  --bg: #0d0f13;
  --panel: #14181f;
  --panel-2: #1a1f28;
  --line: #262d38;
  --text: #dfe4ec;
  --dim: #8a94a6;
  --accent: #6fd3c7;
  --user: #7aa2f7;
  --warn: #e0af68;
  --bad: #f7768e;
  --good: #9ece6a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.55 ui-sans-serif, -apple-system, "Segoe UI", Roboto, sans-serif;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  display: flex;
  align-items: baseline;
  gap: 24px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
h1 { font-size: 16px; margin: 0; font-weight: 600; letter-spacing: .01em; }
.tag {
  font-size: 10px; text-transform: uppercase; letter-spacing: .12em;
  color: var(--bg); background: var(--accent); padding: 2px 6px; border-radius: 4px;
  vertical-align: 2px; margin-left: 6px;
}
.cfg { display: flex; gap: 18px; color: var(--dim); font-size: 12px; flex-wrap: wrap; }
.cfg b { color: var(--text); font-weight: 500; }

.note {
  margin: 12px 20px 0; padding: 10px 14px; font-size: 12.5px; color: var(--dim);
  background: var(--panel); border: 1px solid var(--line);
  border-left: 2px solid var(--warn); border-radius: 6px;
}
.note code { color: var(--accent); }

main {
  flex: 1; display: grid; grid-template-columns: minmax(0, 1fr) 340px;
  gap: 16px; padding: 16px 20px 20px; min-height: 0;
}
@media (max-width: 900px) { main { grid-template-columns: 1fr; } }

.pane {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  display: flex; flex-direction: column; min-height: 0;
}

.pane-head {
  display: flex; align-items: center; gap: 16px;
  padding: 12px 16px; border-bottom: 1px solid var(--line); flex-wrap: wrap;
}

button {
  font: inherit; font-size: 13px; cursor: pointer;
  background: var(--accent); color: #06251f; border: 0;
  padding: 7px 16px; border-radius: 6px; font-weight: 600;
}
button.live { background: var(--bad); color: #2b0810; }

.state {
  font-size: 11px; text-transform: uppercase; letter-spacing: .1em;
  color: var(--dim); padding: 3px 9px; border: 1px solid var(--line); border-radius: 20px;
}
.state.user_speaking { color: var(--user); border-color: var(--user); }
.state.thinking { color: var(--warn); border-color: var(--warn); }
.state.agent_speaking { color: var(--accent); border-color: var(--accent); }
.state.endpointing { color: var(--dim); border-color: var(--dim); }
.state.dialing { color: var(--warn); border-color: var(--warn); }

/* Transport picker: browser (mic here) or phone (the agent calls you). */
.transport { display: flex; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.transport button {
  background: transparent; color: var(--dim); border-radius: 0;
  padding: 6px 12px; font-weight: 500; font-size: 12px;
}
.transport button.on { background: var(--panel-2); color: var(--text); }
.transport button:disabled { opacity: .4; cursor: not-allowed; }
.transport button + button { border-left: 1px solid var(--line); }

.phone-number {
  font: inherit; font-size: 13px; width: 15ch;
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 6px; padding: 6px 10px;
}
.phone-number:focus { outline: none; border-color: var(--accent); }

.levels { display: flex; align-items: center; gap: 8px; margin-left: auto; font-size: 11px; color: var(--dim); }
.bar { width: 70px; height: 4px; background: var(--panel-2); border-radius: 2px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .08s linear; }

.transcript { flex: 1; overflow-y: auto; padding: 16px; min-height: 0; }
.empty { color: var(--dim); font-size: 13px; max-width: 46ch; }
.line { margin-bottom: 12px; display: flex; gap: 10px; align-items: baseline; }
.line .who {
  font-size: 10px; text-transform: uppercase; letter-spacing: .1em;
  color: var(--dim); min-width: 40px; flex: none; padding-top: 2px;
}
.line.user .who { color: var(--user); }
.line.agent .who { color: var(--accent); }
.line .text { white-space: pre-wrap; }
.line.partial .text { color: var(--dim); font-style: italic; }

.composer { border-top: 1px solid var(--line); padding: 10px 16px; }
#say {
  width: 100%; background: var(--panel-2); border: 1px solid var(--line);
  color: var(--text); font: inherit; padding: 8px 12px; border-radius: 6px;
}
#say:focus { outline: none; border-color: var(--accent); }

.side { padding: 0; overflow-y: auto; }
.block { padding: 14px 16px; border-bottom: 1px solid var(--line); }
.block.grow { flex: 1; display: flex; flex-direction: column; min-height: 140px; border-bottom: 0; }
.block h2 {
  font-size: 10px; text-transform: uppercase; letter-spacing: .12em;
  color: var(--dim); margin: 0 0 10px; font-weight: 600;
}

.metrics { margin: 0; font-size: 13px; }
.metrics div { display: flex; justify-content: space-between; padding: 3px 0; }
.metrics dt { color: var(--dim); margin: 0; }
.metrics dd { margin: 0; font-variant-numeric: tabular-nums; }

.gate {
  margin-top: 10px; font-size: 11.5px; color: var(--dim);
  padding: 6px 9px; border-radius: 5px; background: var(--panel-2);
}
.gate.good { color: var(--good); }
.gate.ok { color: var(--accent); }
.gate.bad { color: var(--bad); }

.research { font-size: 12.5px; background: var(--panel-2); padding: 10px; border-radius: 6px; }
.rhead { font-size: 10px; text-transform: uppercase; letter-spacing: .1em; color: var(--warn); margin-bottom: 5px; }
.rquery { color: var(--dim); font-style: italic; }
.rsummary { margin-bottom: 8px; }
.rsources { display: flex; flex-direction: column; gap: 3px; }
.rsources a, .rsources span { color: var(--user); font-size: 11.5px; text-decoration: none; }
.rsources a:hover { text-decoration: underline; }

.hint { font-size: 11.5px; color: var(--dim); margin-top: 8px; }
#vad-readout { font-family: ui-monospace, "SF Mono", Menlo, monospace; }
#vad-readout.over { color: var(--good); }
.row { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.lbl { font-size: 12px; color: var(--dim); }
.seg { display: flex; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.seg button {
  background: transparent; color: var(--dim); font-weight: 500;
  padding: 4px 10px; border-radius: 0; font-size: 12px;
}
.seg button.on { background: var(--panel-2); color: var(--text); }
.check { font-size: 12.5px; color: var(--dim); display: flex; align-items: center; gap: 7px; cursor: pointer; }

.log {
  flex: 1; overflow-y: auto; font: 11.5px/1.5 ui-monospace, "SF Mono", Menlo, monospace;
  color: var(--dim); min-height: 0;
}
.entry { padding: 1px 0; word-break: break-word; }
.entry.warn { color: var(--warn); }
.entry.error { color: var(--bad); }

.hidden { display: none; }