:root {
  color-scheme: dark;
  --bg: #09100f;
  --panel: #111b19;
  --panel2: #152420;
  --line: #294039;
  --text: #edf8f2;
  --muted: #91aaa0;
  --accent: #79f2b1;
  --warn: #f7c873;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: radial-gradient(circle at top right, #193c31 0, transparent 38%), var(--bg);
  color: var(--text);
  min-height: 100vh;
}
header {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: flex-start;
  padding: 3.5rem clamp(1.5rem, 5vw, 5rem) 2rem;
  border-bottom: 1px solid var(--line);
}
h1 { font-size: clamp(2.5rem, 6vw, 5.5rem); line-height: .94; margin: .25rem 0; letter-spacing: -.06em; }
h2 { margin: .15rem 0; font-size: 1.35rem; }
.eyebrow { text-transform: uppercase; letter-spacing: .17em; font-size: .72rem; color: var(--accent); margin: 0; }
.subtitle { color: var(--muted); max-width: 46rem; font-size: 1.05rem; }
.header-controls { display: grid; gap: .8rem; justify-items: end; }
.status { display: flex; align-items: center; gap: .55rem; color: var(--muted); font-size: .85rem; white-space: nowrap; }
.status span { width: .65rem; height: .65rem; border-radius: 50%; background: var(--accent); box-shadow: 0 0 1rem var(--accent); }
.auth-controls { display: flex; gap: .65rem; align-items: center; color: var(--muted); font-size: .8rem; }
.auth-prompt { display: flex; gap: .75rem; align-items: center; padding: .7rem; border: 1px solid var(--accent); background: #0c1513; }
.auth-prompt[hidden] { display: none; }
.auth-prompt a { color: var(--accent); font-weight: 700; }
.auth-prompt code { color: var(--warn); font-size: 1rem; letter-spacing: .08em; }
aside { margin: 1.25rem clamp(1.5rem, 5vw, 5rem) 0; padding: 1rem 1.25rem; border: 1px solid #68552b; background: #241f13; color: var(--warn); display: flex; gap: 1rem; align-items: baseline; }
aside p { margin: 0; color: #d9c89e; }
code, pre { font-family: ui-monospace, SFMono-Regular, monospace; }
main { display: grid; grid-template-columns: minmax(20rem, 1fr) minmax(20rem, 1fr); gap: 1rem; padding: 1.25rem clamp(1.5rem, 5vw, 5rem) 4rem; }
.panel { background: linear-gradient(145deg, var(--panel2), var(--panel)); border: 1px solid var(--line); padding: 1.35rem; }
.development-panel, .engine-panel, .protocol-panel { grid-column: 1 / -1; }
.section-heading { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1.2rem; }
.badge { border: 1px solid var(--accent); color: var(--accent); padding: .4rem .65rem; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }
.agent-roster { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .7rem; }
.agent-seat { border: 1px solid var(--line); background: #0b1512; padding: .8rem; }
.agent-seat-heading { display: flex; align-items: center; gap: .6rem; margin-bottom: .7rem; }
.agent-seat-heading span { color: var(--accent); font-family: ui-monospace, SFMono-Regular, monospace; }
.agent-seat-fields { display: grid; gap: .55rem; }
.agent-seat-fields input { padding: .55rem; }
.timeline { min-height: 3rem; max-height: 12rem; overflow: auto; margin: 1rem 0 0; padding: .8rem .8rem .8rem 2rem; border: 1px solid var(--line); background: #07100e; color: #b9dfcc; font-family: ui-monospace, SFMono-Regular, monospace; font-size: .78rem; }
.comparison-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); gap: .65rem; }
.comparison-card { border: 1px solid var(--line); background: #0b1512; padding: .8rem; }
.comparison-heading { display: flex; align-items: center; justify-content: space-between; gap: .5rem; }
.comparison-heading h3 { margin: 0 0 .7rem; }
.run-status { color: var(--warn); font-size: .72rem; text-transform: uppercase; }
.run-status.completed, .run-status.succeeded { color: var(--accent); }
.comparison-metric { display: flex; justify-content: space-between; gap: .6rem; padding: .35rem 0; border-top: 1px solid #1b2d28; font-size: .75rem; }
.comparison-metric span { color: var(--muted); }
.comparison-metric strong { overflow-wrap: anywhere; text-align: right; }
.comparison-footer { grid-column: 1 / -1; color: var(--muted); margin: .5rem 0 0; font-family: ui-monospace, SFMono-Regular, monospace; font-size: .75rem; }
.run-history { display: grid; gap: .55rem; max-height: 27rem; overflow: auto; }
button.run-history-item { display: grid; gap: .3rem; width: 100%; text-align: left; background: #0b1512; color: var(--text); border: 1px solid var(--line); }
.run-history-item small { color: var(--muted); }
.serve-form { margin-top: .8rem; grid-template-columns: 1fr auto; align-items: end; }
.model-panel pre { min-height: 8rem; max-height: 16rem; margin-top: .8rem; }
form { display: grid; gap: 1rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
label { display: grid; gap: .45rem; color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; }
input, select, textarea { width: 100%; border: 1px solid var(--line); background: #091210; color: var(--text); padding: .85rem; font: inherit; text-transform: none; letter-spacing: normal; }
textarea { resize: vertical; min-height: 10rem; }
button { border: 0; background: var(--accent); color: #062116; padding: .85rem 1.1rem; font-weight: 750; cursor: pointer; }
button.secondary { background: transparent; color: var(--text); border: 1px solid var(--line); }
button:disabled { opacity: .45; cursor: not-allowed; }
pre { margin: 0; min-height: 24rem; max-height: 35rem; overflow: auto; background: #07100e; border: 1px solid var(--line); padding: 1rem; color: #b9dfcc; white-space: pre-wrap; }
.engine-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); gap: .65rem; }
.engine, .protocol { border: 1px solid var(--line); padding: .9rem; background: #0c1513; }
.engine strong, .protocol strong { display: block; margin-bottom: .3rem; }
.engine small, .protocol small, .muted { color: var(--muted); }
.engine.disabled { opacity: .55; }
.generated-ui { min-height: 24rem; display: grid; gap: .8rem; align-content: start; }
.ui-container { display: grid; gap: .75rem; }
.ui-card { border: 1px solid var(--line); background: #0c1513; padding: 1rem; display: grid; gap: .65rem; }
.ui-card h3 { margin: 0; color: var(--accent); }
.ui-metric { border-left: 3px solid var(--accent); padding: .65rem .8rem; background: #091210; }
.ui-metric strong { display: block; font-size: 1.4rem; }
.ui-table { width: 100%; border-collapse: collapse; }
.ui-table th, .ui-table td { border: 1px solid var(--line); padding: .55rem; text-align: left; }
.mcp-frame { width: 100%; min-height: 18rem; border: 1px solid var(--line); background: #0c1513; }
@media (max-width: 800px) {
  header { display: block; }
  .header-controls { justify-items: start; margin-top: 1rem; }
  .auth-controls { align-items: flex-start; flex-direction: column; }
  main { grid-template-columns: 1fr; }
  .development-panel, .engine-panel, .protocol-panel { grid-column: auto; }
  .agent-roster { grid-template-columns: 1fr; }
  .field-row, .serve-form { grid-template-columns: 1fr; }
  aside { display: block; }
  aside p { margin-top: .5rem; }
}