:root {
  color-scheme: light dark;
  --border: #8888;
  --ok: #2e7d32;
  --error: #c62828;
}

* {
  box-sizing: border-box;
}

body {
  font-family: system-ui, sans-serif;
  margin: 0;
  padding: 1rem 1.5rem;
}

header p {
  color: #666;
  max-width: 60em;
}

.tool-links {
  display: flex;
  gap: 0.6rem;
}

.tool-link {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.4rem 0.8rem;
}

.tool-link:hover {
  border-color: currentColor;
}

main {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

section {
  flex: 1 1 0;
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
}

h2 {
  margin-top: 0;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #888;
}

#use-case-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

#use-case-list li {
  margin-bottom: 1rem;
}

.use-case-params {
  display: flex;
  gap: 1rem;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
}

.use-case-params label {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  color: #777;
}

.use-case-params select,
.use-case-params input[type="number"] {
  font: inherit;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: transparent;
  color: inherit;
}

.use-case-params input[type="number"] {
  width: 4.5rem;
}

.use-case-params label:has(input[type="checkbox"]) {
  flex-direction: row;
  align-items: center;
  gap: 0.4rem;
}

#use-case-list button {
  font-size: 1rem;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  cursor: pointer;
}

#use-case-list button:hover:not(:disabled) {
  border-color: currentColor;
}

#use-case-list button:disabled {
  opacity: 0.5;
  cursor: default;
}

.use-case-description {
  margin: 0.35rem 0 0;
  font-size: 0.85rem;
  color: #777;
}

.use-case-pipeline {
  margin: 0.5rem 0 0;
  font-size: 0.8rem;
}

.use-case-pipeline summary {
  cursor: pointer;
  color: #777;
}

.use-case-pipeline ol {
  margin: 0.5rem 0 0;
  padding-left: 1.2rem;
}

.use-case-pipeline li {
  margin-bottom: 0.4rem;
}

.use-case-pipeline pre {
  margin: 0.4rem 0;
  padding: 0.5rem 0.6rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: #8881;
  overflow-x: auto;
  font-size: 0.78rem;
  line-height: 1.4;
}

.use-case-pipeline code {
  font-family: ui-monospace, monospace;
}

.use-case-pipeline a {
  color: inherit;
}

#run-status {
  margin-top: 1rem;
  font-size: 0.9rem;
  min-height: 1.2em;
}

#run-status.ok {
  color: var(--ok);
}

#run-status.error {
  color: var(--error);
}

#event-log {
  max-height: 70vh;
  overflow-y: auto;
  font-family: ui-monospace, monospace;
}

#event-log pre {
  white-space: pre-wrap;
  word-break: break-word;
  border-bottom: 1px dashed var(--border);
  padding-bottom: 0.75rem;
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
}