:root {
  --bg: #0e1116; --panel: #161b22; --border: #2d333b;
  --fg: #e6edf3; --muted: #8b949e; --accent: #58a6ff;
  --ok: #3fb950; --err: #f85149; --warn: #d29922;
}
* { box-sizing: border-box; }
body {
  margin: 0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg); color: var(--fg); line-height: 1.5;
}
header { padding: 20px 24px; border-bottom: 1px solid var(--border); }
h1 { margin: 0; font-size: 22px; color: var(--accent); }
.sub { margin: 4px 0 8px; color: var(--muted); font-size: 14px; }
code { background: #21262d; padding: 1px 5px; border-radius: 4px; font-size: 13px; }
.status { font-size: 13px; color: var(--muted); }
.status.ok { color: var(--ok); } .status.bad { color: var(--err); }

main { display: grid; grid-template-columns: 260px 1fr; gap: 16px; padding: 16px 24px; }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 16px; }
h2 { margin: 0 0 12px; font-size: 16px; }
h3 { margin: 16px 0 6px; font-size: 13px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }

#app-list { list-style: none; margin: 0; padding: 0; }
#app-list li {
  padding: 10px 12px; border: 1px solid var(--border); border-radius: 6px;
  margin-bottom: 8px; cursor: pointer; transition: .12s;
}
#app-list li:hover { border-color: var(--accent); }
#app-list li.active { border-color: var(--accent); background: #1f2733; }
#app-list .badge { font-size: 11px; color: var(--warn); margin-left: 6px; }

.actions { display: flex; gap: 8px; flex-wrap: wrap; }
button {
  background: #21262d; color: var(--fg); border: 1px solid var(--border);
  padding: 8px 14px; border-radius: 6px; cursor: pointer; font-size: 13px;
}
button:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
button:disabled { opacity: .4; cursor: not-allowed; }

pre {
  background: #0b0e13; border: 1px solid var(--border); border-radius: 6px;
  padding: 12px; overflow: auto; max-height: 340px; font-size: 12.5px;
  white-space: pre-wrap; word-break: break-word; margin: 0;
}
pre.source { max-height: 440px; }
.muted { color: var(--muted); font-weight: normal; text-transform: none; }

.summary { margin: 12px 0; font-size: 14px; min-height: 22px; }
.summary .pass { color: var(--ok); } .summary .fail { color: var(--err); }
.case { font-size: 12.5px; padding: 2px 0; }
.case .s-passed { color: var(--ok); } .case .s-failed, .case .s-error { color: var(--err); }

button.primary { background: #1f6feb; border-color: #1f6feb; color: #fff; }
button.primary:hover:not(:disabled) { background: #2b7ef7; color: #fff; }

.aifix { margin-top: 14px; border-top: 1px solid var(--border); padding-top: 8px; }
.iters { margin: 0; padding-left: 20px; }
.iters li { margin-bottom: 10px; font-size: 13px; }
.diff {
  margin-top: 6px; font-size: 12px; max-height: 240px;
  background: #0b0e13; border: 1px solid var(--border); border-radius: 6px; padding: 10px;
}
.diff { white-space: pre; overflow-x: auto; }

.trace { margin-top: 14px; border-top: 1px solid var(--border); padding-top: 8px; }
#trace-gantt { background: var(--panel); border-radius: 6px; }
.legend { margin-top: 8px; font-size: 12px; display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.legend .lg.run { color: var(--accent); }
.legend .lg.rdy { color: var(--ok); }
.legend .lg.pnd { color: var(--err); }

.spin { color: var(--accent); }
footer { padding: 14px 24px; color: var(--muted); font-size: 12px; border-top: 1px solid var(--border); }