:root {
  --bg: #f8fafc;
  --panel: #ffffff;
  --border: #e2e8f0;
  --text: #0f172a;
  --muted: #64748b;
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --danger: #b02020;
  --ok: #15803d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

header {
  padding: 24px 20px 12px;
  max-width: 900px;
  margin: 0 auto;
}

h1 { font-size: 22px; margin: 0 0 8px; }
h2 { font-size: 16px; margin: 0 0 14px; }

.hint { color: var(--muted); font-size: 13px; margin: 4px 0; }

.browser-warning {
  background: #fef2f2;
  color: var(--danger);
  border: 1px solid #fecaca;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
}

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.wide-field {
  margin-top: 14px;
}

textarea {
  font-size: 14px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-weight: 400;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--text);
  background: #fff;
  resize: vertical;
}

label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: #334155;
}

input, select {
  font-size: 14px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-weight: 400;
  color: var(--text);
  background: #fff;
}

button {
  font-size: 14px;
  font-weight: 600;
  padding: 9px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  cursor: pointer;
}

button:hover:not(:disabled) { background: #f1f5f9; }
button:disabled { opacity: 0.5; cursor: not-allowed; }

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
button.primary:hover:not(:disabled) { background: var(--accent-dark); }

.folder-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.folder-status {
  font-size: 13px;
  color: var(--muted);
}

.run-row {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
}

.stats {
  font-size: 13px;
  color: #334155;
  margin-bottom: 10px;
  white-space: pre-wrap;
}

.log {
  background: #0f172a;
  color: #e2e8f0;
  border-radius: 8px;
  padding: 12px 14px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12.5px;
  height: 320px;
  overflow-y: auto;
}

.log div { white-space: pre-wrap; word-break: break-word; }
.log .err { color: #fca5a5; }
.log .ok { color: #86efac; }