:root {
  --fc-primary: var(--tf-accent, #4a5d23);
  --fc-primary-hover: var(--tf-accent-hover, #3b4b1c);
  --fc-bg-card: #ffffff;
  --fc-border: var(--tf-rule, #e5e0d8);
  --fc-text-main: var(--tf-ink, #12100e);
  --fc-text-muted: var(--tf-muted, #5c5549);
  --fc-pill-bg: var(--tf-surface, #faf9f7);
  --fc-pill-hover: var(--tf-rule, #e5e0d8);
  --fc-result-bg: var(--tf-surface, #faf9f7);
}

.fc-tool-container {
  max-width: 900px;
  margin: 0 auto 3rem auto;
  font-family: inherit;
  color: var(--fc-text-main);
}

.fc-editor-card {
  background: var(--fc-bg-card);
  border: 1px solid var(--fc-border);
  border-radius: 2px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: none;
}

.fc-presets-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--fc-border);
}

.fc-presets-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--fc-text-muted);
}

.fc-pill-btn {
  background: var(--fc-pill-bg);
  border: 1px solid var(--fc-border);
  color: var(--fc-text-main);
  border-radius: 2px;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.fc-pill-btn:hover {
  background: var(--fc-pill-hover);
  border-color: var(--fc-primary);
}

.fc-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.25rem;
}

@media (max-width: 680px) {
  .fc-grid-3 {
    grid-template-columns: 1fr;
  }
}

.fc-field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: var(--fc-text-main);
}

.fc-req {
  color: #dc2626;
}

.fc-field input,
.fc-field select {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--fc-border);
  border-radius: 2px;
  background: var(--fc-bg-card);
  color: var(--fc-text-main);
  font-size: 0.95rem;
  box-sizing: border-box;
}

.fc-field input:focus,
.fc-field select:focus {
  outline: none;
  border-color: var(--fc-primary);
  box-shadow: none;
}

.fc-action-row {
  display: flex;
  gap: 0.75rem;
}

.fc-primary-btn {
  flex: 2;
  background: var(--fc-primary);
  color: #ffffff;
  border: none;
  border-radius: 2px;
  padding: 0.85rem 1.5rem;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease;
}

.fc-primary-btn:hover {
  background: var(--fc-primary-hover);
}

.fc-secondary-btn {
  background: var(--fc-pill-bg);
  color: var(--fc-text-main);
  border: 1px solid var(--fc-border);
  border-radius: 2px;
  padding: 0.85rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.fc-results-card {
  background: var(--fc-result-bg);
  border: 1px solid var(--fc-border);
  border-radius: 2px;
  padding: 1.75rem;
}

/* Diagnostic hero */
.fc-hero-diag {
  background: var(--fc-bg-card);
  border: 1px solid var(--fc-border);
  border-radius: 2px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.fc-diag-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.85rem;
}

.fc-code-badge {
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--fc-primary);
  display: block;
  margin-bottom: 0.2rem;
}

.fc-diag-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin: 0;
  color: var(--fc-text-main);
}

.fc-severity-pill {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 2px;
  text-transform: uppercase;
}

.fc-sev-green {
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.fc-sev-amber {
  background: #fffbeb;
  color: #92400e;
  border: 1px solid #fde68a;
}

.fc-sev-red {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.fc-diag-desc {
  font-size: 0.9rem;
  color: var(--fc-text-muted);
  line-height: 1.5;
  margin: 0 0 1.25rem 0;
}

.fc-diag-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

@media (max-width: 640px) {
  .fc-diag-details {
    grid-template-columns: 1fr;
  }
}

.fc-detail-box {
  background: var(--fc-pill-bg);
  border: 1px solid var(--fc-border);
  border-radius: 2px;
  padding: 1rem;
}

.fc-detail-label {
  font-size: 0.8rem;
  font-weight: 700;
  display: block;
  margin-bottom: 0.4rem;
  color: var(--fc-text-main);
}

.fc-detail-text {
  font-size: 0.85rem;
  color: var(--fc-text-muted);
  line-height: 1.5;
  margin: 0;
}

.fc-meta-row {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
  border-top: 1px solid var(--fc-border);
  padding-top: 0.85rem;
  color: var(--fc-text-muted);
}

.fc-meta-item strong {
  color: var(--fc-text-main);
}

.fc-table-card {
  background: var(--fc-bg-card);
  border: 1px solid var(--fc-border);
  border-radius: 2px;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.fc-sub-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0 0 0.75rem 0;
  color: var(--fc-text-main);
}

.fc-table-wrap {
  overflow-x: auto;
}

.fc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  text-align: left;
}

.fc-table th,
.fc-table td {
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--fc-border);
}

.fc-table th {
  background: var(--fc-pill-bg);
  font-weight: 700;
  color: var(--fc-text-muted);
}

.fc-view-btn {
  background: var(--fc-pill-bg);
  border: 1px solid var(--fc-border);
  color: var(--fc-primary);
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  cursor: pointer;
}

.fc-view-btn:hover {
  background: var(--fc-primary);
  color: #ffffff;
}

.fc-safety-box {
  background: var(--fc-bg-card);
  border: 1px solid var(--fc-border);
  border-radius: 2px;
  padding: 1.25rem;
}

.fc-safety-title {
  font-size: 0.9rem;
  font-weight: 700;
  margin: 0 0 0.25rem 0;
  color: #dc2626;
}

.fc-safety-box p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--fc-text-muted);
  line-height: 1.5;
}

.fc-ad {
  overflow: hidden;
  min-height: 280px;
  margin: 32px 0;
  text-align: center;
}
/* tf:dark-palette — generated by migrate_chrome.py */
/* Neutrals inherit the shared chrome tokens so all tools share one
   ground; brand hues are kept and lightened, never inverted. */
[data-theme="dark"] {
  --fc-bg-card: var(--tf-surface);
}