:root {
  color-scheme: light dark;
  --fg: #1a1a1a;
  --bg: #ffffff;
  --accent: #0a6e4a;
  --accent-contrast: #ffffff;
  --border: #d0d0d0;
  --muted: #666666;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #eaeaea;
    --bg: #111315;
    --accent: #23c98a;
    --accent-contrast: #052014;
    --border: #3a3f44;
    --muted: #a0a6ab;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 18px;
  line-height: 1.4;
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 1rem 1rem 3rem;
}

h1 {
  margin: 0.2em 0 0.1em;
  font-size: 2rem;
  letter-spacing: -0.02em;
}

.tagline {
  margin: 0 0 1.2rem;
  color: var(--muted);
}

.panel {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.field-label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

textarea {
  width: 100%;
  font-size: 1.1rem;
  font-family: var(--mono);
  padding: 0.6rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg);
  resize: vertical;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.8rem 0;
}

.chip {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg);
  border-radius: 999px;
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
  cursor: pointer;
  line-height: 1.2;
}

.chip:hover,
.chip:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.monitor-select {
  border: none;
  padding: 0;
  margin: 0.8rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.2rem;
}

.monitor-select legend {
  font-weight: 600;
  padding: 0;
  margin-bottom: 0.3rem;
}

.monitor-select label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 1rem;
}

button#generate-btn {
  width: 100%;
  font-size: 1.1rem;
  font-weight: 600;
  padding: 0.8rem;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: var(--accent-contrast);
  cursor: pointer;
}

button#generate-btn:disabled {
  opacity: 0.5;
  cursor: wait;
}

.status {
  text-align: center;
  color: var(--muted);
  min-height: 1.4em;
  margin: 0.5rem 0 1rem;
}

.status.error {
  color: #c0392b;
}

.status.ready {
  color: var(--accent);
}

.output-lines {
  font-family: var(--mono);
  font-size: 1.25rem;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0 0 0.6rem;
}

details#trace-details summary {
  cursor: pointer;
  font-weight: 600;
  padding: 0.4rem 0;
}

.trace-content {
  font-family: var(--mono);
  font-size: 0.85rem;
  white-space: pre;
  overflow-x: auto;
  padding-top: 0.4rem;
  border-top: 1px solid var(--border);
  margin-top: 0.4rem;
}

footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 2rem;
}

footer a {
  color: inherit;
}

.disclaimer {
  margin-top: 0.4rem;
}

@media (min-width: 700px) {
  body {
    font-size: 17px;
  }
}