:root {
  --bg: #111418;
  --fg: #e9eef5;
  --muted: #8d96a3;
  --accent: #6ea8fe;
  --danger: #f87171;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--fg);
}
header {
  padding: 1rem;
  border-bottom: 1px solid #2a3038;
}
main {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 560px;
  margin: 0 auto;
}
section {
  border: 1px solid #2a3038;
  border-radius: 10px;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
input, textarea, select, button {
  font: inherit;
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  border: 1px solid #3d4654;
  background: #1b212a;
  color: var(--fg);
}
button {
  cursor: pointer;
  background: #273041;
  border-color: #3d536f;
}
button:active { opacity: 0.85; }
#wave {
  min-height: 120px;
  background: #161c22;
  border-radius: 8px;
}
#job-status { font-size: 0.9rem; color: var(--muted); }
.stem-row { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }