:root {
  --bg: #0f1117;
  --card: #1b1f2a;
  --text: #e7ecff;
  --muted: #9aa6cc;
  --accent: #7f8cff;
  --ok: #2ecc71;
  --err: #ff5c7a;
  --tg-bg: var(--bg);
  --tg-card: var(--card);
  --tg-text: var(--text);
  --tg-muted: var(--muted);
  --tg-accent: var(--accent);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  background: radial-gradient(circle at 20% 20%, #1a1e2c, var(--tg-bg));
  color: var(--tg-text);
}
.app { min-height: 100vh; display: grid; grid-template-columns: 1fr 320px; }
.stage { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 16px; padding: 20px; }
.agents-grid { display: grid; grid-template-columns: repeat(3,minmax(200px,240px)); gap: 14px; }
.flow { color: var(--tg-muted); font-weight: 700; letter-spacing: .06em; }

.tg-badge {
  background: rgba(127, 140, 255, 0.15);
  border: 1px solid rgba(127, 140, 255, 0.45);
  color: var(--tg-text);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 13px;
}

.agent-card { background: var(--tg-card); border-radius: 18px; padding: 20px; text-align: center; border: 2px solid transparent; transition: .25s ease; }
.avatar { font-size: 50px; }
.role { color: var(--tg-muted); margin-top: -6px; }
.state { font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.agent-card[data-state="idle"] { border-color: #38415f; }
.agent-card[data-state="thinking"] { border-color: var(--tg-accent); box-shadow: 0 0 24px rgba(127,140,255,.35); }
.agent-card[data-state="done"] { border-color: var(--ok); }
.agent-card[data-state="error"] { border-color: var(--err); }

.controls { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.task-input {
  min-width: 320px;
  max-width: 520px;
  width: 100%;
  border-radius: 10px;
  border: 1px solid #3a425f;
  background: #151b2b;
  color: var(--tg-text);
  padding: 10px 12px;
}

.sync-row {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  color: var(--tg-muted);
  font-size: 12px;
}

.preset-tasks {
  width: 100%;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: center;
}

.preset-btn {
  font-size: 12px;
  padding: 7px 10px;
  background: #1f2943;
}

.run-summary,
.next-steps {
  width: 100%;
  max-width: 720px;
  background: #111827;
  border: 1px solid #334063;
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--tg-text);
  font-size: 12px;
  white-space: pre-wrap;
}

.next-steps {
  color: var(--tg-muted);
}

button { border: none; border-radius: 10px; padding: 10px 12px; background: #2a3147; color: var(--text); cursor: pointer; }
button:hover { filter: brightness(1.1); }

.panel { border-left: 1px solid #2a3147; padding: 16px; background: rgba(10,12,18,.4); }
#events { padding-left: 16px; max-height: 34vh; overflow: auto; }
#events li { margin-bottom: 8px; color: var(--tg-muted); }

.history-head {
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.history-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.starred-toggle {
  font-size: 12px;
  color: var(--tg-muted);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.history-search,
.history-filter {
  background: #1a2238;
  color: var(--tg-text);
  border: 1px solid #334063;
  border-radius: 8px;
  padding: 6px;
}

.history-search {
  width: 140px;
}

.history-list {
  max-height: 20vh;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 8px;
}

.history-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px;
}

.history-item {
  background: #1a2238;
  border: 1px solid #334063;
  color: var(--tg-text);
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 12px;
  text-align: left;
}

.star-btn {
  background: #1a2238;
  border: 1px solid #334063;
  color: #ffd666;
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 14px;
}

.history-item.active {
  border-color: var(--tg-accent);
  box-shadow: 0 0 0 1px rgba(127,140,255,.3) inset;
}

.history-details {
  background: #111827;
  border: 1px solid #334063;
  border-radius: 8px;
  padding: 8px;
  color: var(--tg-muted);
  font-size: 12px;
  max-height: 22vh;
  overflow: auto;
  white-space: pre-wrap;
}

.compare-head {
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

@media (max-width: 900px) {
  .app { grid-template-columns: 1fr; }
  .panel { border-left: none; border-top: 1px solid #2a3147; }
  .agents-grid { grid-template-columns: 1fr; }
}