:root {
  --gr-primary: #2563eb;
  --gr-primary-hover: #1d4ed8;
  --gr-bg-card: #ffffff;
  --gr-border: #e2e8f0;
  --gr-text-main: #0f172a;
  --gr-text-muted: #64748b;
  --gr-pill-bg: #f1f5f9;
  --gr-pill-hover: #e2e8f0;
  --gr-result-bg: #f8fafc;
  --gr-hl-bg: #eff6ff;
  --gr-hl-border: #bfdbfe;
  --gr-hl-text: #1e40af;
}

.gr-tool-container {
  max-width: 880px;
  margin: 0 auto 3rem auto;
  font-family: inherit;
  color: var(--gr-text-main);
}

.gr-editor-card {
  background: var(--gr-bg-card);
  border: 1px solid var(--gr-border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.gr-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(--gr-border);
}

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

.gr-pill-btn {
  background: var(--gr-pill-bg);
  border: 1px solid var(--gr-border);
  color: var(--gr-text-main);
  border-radius: 9999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

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

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

.gr-req {
  color: #dc2626;
}

.gr-field input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--gr-border);
  border-radius: 8px;
  background: var(--gr-bg-card);
  color: var(--gr-text-main);
  font-size: 1rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  box-sizing: border-box;
}

.gr-field input:focus {
  outline: none;
  border-color: var(--gr-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.gr-field-hint {
  display: block;
  font-size: 0.75rem;
  color: var(--gr-text-muted);
  margin-top: 0.35rem;
}

.gr-action-row {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.gr-primary-btn {
  flex: 2;
  background: var(--gr-primary);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: 0.85rem 1.5rem;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease;
}

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

.gr-secondary-btn {
  background: var(--gr-pill-bg);
  color: var(--gr-text-main);
  border: 1px solid var(--gr-border);
  border-radius: 8px;
  padding: 0.85rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

.gr-results-card {
  background: var(--gr-result-bg);
  border: 1px solid var(--gr-border);
  border-radius: 12px;
  padding: 1.75rem;
}

.gr-output-group {
  margin-bottom: 1.5rem;
}

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

.gr-url-row {
  display: flex;
  gap: 0.5rem;
}

@media (max-width: 600px) {
  .gr-url-row {
    flex-direction: column;
  }
}

.gr-url-input {
  flex: 1;
  padding: 0.75rem 1rem;
  border: 1px solid var(--gr-border);
  border-radius: 8px;
  background: var(--gr-bg-card);
  color: var(--gr-primary);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.95rem;
  font-weight: 700;
  outline: none;
}

.gr-copy-btn {
  background: var(--gr-primary);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: 0.75rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}

.gr-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 680px) {
  .gr-grid-2 {
    grid-template-columns: 1fr;
  }
}

.gr-qr-box,
.gr-embed-box {
  background: var(--gr-bg-card);
  border: 1px solid var(--gr-border);
  border-radius: 10px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.gr-box-title {
  font-size: 0.9rem;
  font-weight: 700;
  margin: 0 0 1rem 0;
  color: var(--gr-text-main);
  width: 100%;
  text-align: left;
}

.gr-qr-canvas-wrap {
  padding: 0.75rem;
  background: #ffffff;
  border: 1px solid var(--gr-border);
  border-radius: 10px;
  margin-bottom: 0.75rem;
}

.gr-qr-svg {
  display: block;
}

.gr-qr-sub {
  font-size: 0.75rem;
  color: var(--gr-text-muted);
  margin-bottom: 0.75rem;
}

.gr-qr-btn {
  background: var(--gr-pill-bg);
  border: 1px solid var(--gr-border);
  color: var(--gr-text-main);
  border-radius: 6px;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
}

.gr-embed-area {
  width: 100%;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.8rem;
  padding: 0.5rem;
  border: 1px solid var(--gr-border);
  border-radius: 6px;
  background: var(--gr-result-bg);
  color: var(--gr-text-main);
  margin-bottom: 0.75rem;
  resize: vertical;
  box-sizing: border-box;
}

.gr-copy-sub-btn {
  background: var(--gr-pill-bg);
  border: 1px solid var(--gr-border);
  color: var(--gr-text-main);
  border-radius: 6px;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
}

.gr-table-card {
  background: var(--gr-bg-card);
  border: 1px solid var(--gr-border);
  border-radius: 8px;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

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

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

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

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

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

.gr-tip-box {
  background: var(--gr-bg-card);
  border: 1px solid var(--gr-border);
  border-radius: 8px;
  padding: 1.25rem;
}

.gr-tip-title {
  font-size: 0.9rem;
  font-weight: 700;
  margin: 0 0 0.25rem 0;
  color: var(--gr-primary);
}

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

.gr-ad {
  overflow: hidden;
  min-height: 280px;
}
/* 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"] {
  --gr-primary: #819dda;
  --gr-primary-hover: #8198da;
  --gr-bg-card: var(--tf-surface);
  --gr-border: var(--tf-surface);
  --gr-text-main: var(--tf-ink);
  --gr-text-muted: var(--tf-ink-faint);
  --gr-pill-bg: var(--tf-surface);
  --gr-pill-hover: var(--tf-surface);
  --gr-result-bg: var(--tf-surface);
  --gr-hl-bg: var(--tf-surface);
  --gr-hl-border: #81a8da;
  --gr-hl-text: #8196da;
}