:root {
  --pc-primary: #4f46e5;
  --pc-primary-hover: #4338ca;
  --pc-bg-card: #ffffff;
  --pc-border: #e2e8f0;
  --pc-text-main: #0f172a;
  --pc-text-muted: #64748b;
  --pc-pill-bg: #f1f5f9;
  --pc-pill-hover: #e2e8f0;
  --pc-result-bg: #f8fafc;
  --pc-badge-bg: #eef2ff;
  --pc-badge-text: #4338ca;
  --pc-green-bg: #dcfce7;
  --pc-green-text: #15803d;
  --pc-red-bg: #fee2e2;
  --pc-red-text: #b91c1c;
}

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

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

.pc-presets-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--pc-border);
}

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

.pc-pill-btn {
  background: var(--pc-pill-bg);
  border: 1px solid var(--pc-border);
  color: var(--pc-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;
}

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

.pc-calc-block {
  background: var(--pc-result-bg);
  border: 1px solid var(--pc-border);
  border-radius: 10px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.pc-calc-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--pc-text-main);
}

.pc-hl-text {
  color: var(--pc-primary);
}

.pc-inline-form {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.pc-num-input {
  width: 100px;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--pc-border);
  border-radius: 6px;
  background: var(--pc-bg-card);
  color: var(--pc-text-main);
  font-size: 1rem;
  font-weight: 700;
  text-align: center;
}

.pc-num-input:focus {
  outline: none;
  border-color: var(--pc-primary);
}

.pc-result-badge {
  background: var(--pc-badge-bg);
  color: var(--pc-badge-text);
  border: 1px solid var(--pc-border);
  padding: 0.45rem 0.85rem;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 800;
}

.pc-res-green {
  background: var(--pc-green-bg);
  color: var(--pc-green-text);
}

.pc-res-red {
  background: var(--pc-red-bg);
  color: var(--pc-red-text);
}

.pc-math-step {
  font-size: 0.8rem;
  color: var(--pc-text-muted);
}

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

.pc-primary-btn {
  flex: 2;
  background: var(--pc-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;
}

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

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

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

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

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

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

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

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

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

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

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

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

.pc-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"] {
  --pc-primary: #8681da;
  --pc-primary-hover: #8781da;
  --pc-bg-card: var(--tf-surface);
  --pc-border: var(--tf-surface);
  --pc-text-main: var(--tf-ink);
  --pc-text-muted: var(--tf-ink-faint);
  --pc-pill-bg: var(--tf-surface);
  --pc-pill-hover: var(--tf-surface);
  --pc-result-bg: var(--tf-surface);
  --pc-badge-bg: var(--tf-surface);
  --pc-badge-text: #8781da;
  --pc-green-bg: var(--tf-surface);
  --pc-green-text: #5ed089;
  --pc-red-bg: var(--tf-surface);
  --pc-red-text: #da8181;
}