/* Prompt Token Counter & LLM Cost Estimator - Content Area Styles */
:root {
  --ptc-bg: #ffffff;
  --ptc-surface: #f8fafc;
  --ptc-card: #ffffff;
  --ptc-border: #e2e8f0;
  --ptc-line: #cbd5e1;
  --ptc-ink: #0f172a;
  --ptc-ink-soft: #475569;
  --ptc-ink-faint: #94a3b8;
  --ptc-primary: var(--tf-accent, #2563eb);
  --ptc-primary-hover: #1d4ed8;
  --ptc-green: #16a34a;
  --ptc-green-bg: rgba(22, 163, 74, 0.08);
  --ptc-radius: 2px;
}

.ptc-main {
  width: 100%;
  color: var(--ptc-ink);
}

.ptc-wrap {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Controls bar */
.ptc-controls-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  margin-bottom: 24px;
  padding: 16px;
  background: var(--ptc-surface);
  border: 1px solid var(--ptc-line);
  border-radius: var(--ptc-radius);
}

.ptc-control-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ptc-control-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ptc-ink-soft);
}

/* Panels */
.ptc-panel {
  background: var(--ptc-card);
  border: 1px solid var(--ptc-line);
  border-radius: var(--ptc-radius);
  padding: 24px;
  margin-bottom: 24px;
}

.ptc-editor-panel,
.ptc-results-panel {
  position: relative;
}

.ptc-ad {
  overflow: hidden;
  min-height: 280px;
}

.ptc-panel-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 16px 0;
  color: var(--ptc-ink);
}

/* Editor */
.ptc-editor-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  flex-wrap: wrap;
  gap: 8px;
}

.ptc-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ptc-ink);
}

.ptc-live-stats {
  font-size: 0.8125rem;
  color: var(--ptc-ink-soft);
}

.ptc-live-stats strong {
  color: var(--ptc-primary);
  font-weight: 700;
}

.ptc-textarea {
  width: 100%;
  padding: 12px;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--ptc-ink);
  background: var(--ptc-card);
  border: 1px solid var(--ptc-line);
  border-radius: var(--ptc-radius);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  box-sizing: border-box;
  resize: vertical;
  min-height: 140px;
}

.ptc-textarea:focus {
  outline: 2px solid var(--ptc-primary);
  border-color: var(--ptc-primary);
}

/* Grid & Inputs */
.ptc-grid {
  display: grid;
  gap: 16px;
}

.ptc-grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.ptc-params-grid {
  margin-top: 16px;
}

.ptc-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ptc-hint {
  font-size: 0.75rem;
  color: var(--ptc-ink-faint);
}

.ptc-input-wrap {
  display: flex;
  align-items: center;
  position: relative;
}

.ptc-input,
.ptc-select {
  width: 100%;
  padding: 8px 12px;
  font-size: 0.875rem;
  color: var(--ptc-ink);
  background: var(--ptc-card);
  border: 1px solid var(--ptc-line);
  border-radius: var(--ptc-radius);
  font-family: inherit;
  box-sizing: border-box;
}

.ptc-input:focus,
.ptc-select:focus {
  outline: 2px solid var(--ptc-primary);
  border-color: var(--ptc-primary);
}

.ptc-unit {
  position: absolute;
  right: 12px;
  font-size: 0.8125rem;
  color: var(--ptc-ink-faint);
  pointer-events: none;
}

/* Buttons */
.ptc-action-bar {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.ptc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--ptc-radius);
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color 0.15s ease;
}

.ptc-btn-primary {
  background: var(--ptc-primary);
  color: #ffffff;
}

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

.ptc-btn-secondary {
  background: var(--ptc-surface);
  color: var(--ptc-ink);
  border-color: var(--ptc-line);
}

.ptc-btn-secondary:hover {
  background: var(--ptc-card);
  border-color: var(--ptc-ink);
}

/* Summary Hero */
.ptc-summary-hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.ptc-hero-card {
  padding: 20px;
  border: 1px solid var(--ptc-line);
  border-radius: var(--ptc-radius);
  background: var(--ptc-surface);
}

.ptc-hero-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ptc-ink-soft);
  margin-bottom: 6px;
}

.ptc-hero-value {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ptc-primary);
  margin-bottom: 6px;
}

.ptc-hero-sub {
  font-size: 0.8125rem;
  color: var(--ptc-ink-soft);
}

/* Table */
.ptc-table-responsive {
  overflow-x: auto;
  border: 1px solid var(--ptc-line);
  border-radius: var(--ptc-radius);
  margin-bottom: 20px;
  -webkit-overflow-scrolling: touch;
}

.ptc-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.8125rem;
  min-width: 600px;
}

.ptc-table th {
  background: var(--ptc-surface);
  color: var(--ptc-ink-soft);
  font-weight: 600;
  padding: 10px 12px;
  border-bottom: 1px solid var(--ptc-line);
  white-space: nowrap;
}

.ptc-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--ptc-line);
  vertical-align: middle;
}

.ptc-table tr:last-child td {
  border-bottom: none;
}

.ptc-row-model {
  font-weight: 600;
  color: var(--ptc-ink);
}

.ptc-row-val {
  font-variant-numeric: tabular-nums;
}

.ptc-row-total {
  font-weight: 700;
  color: var(--ptc-ink);
}

.ptc-badge-best {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: var(--ptc-radius);
  background: var(--ptc-green-bg);
  color: var(--ptc-green);
  margin-left: 6px;
}

/* Callout */
.ptc-callout {
  margin-top: 20px;
  padding: 16px;
  background: var(--ptc-surface);
  border-left: 3px solid var(--ptc-primary);
  border-radius: 0 var(--ptc-radius) var(--ptc-radius) 0;
}

.ptc-callout-title {
  font-size: 0.875rem;
  font-weight: 700;
  margin: 0 0 4px 0;
  color: var(--ptc-ink);
}

.ptc-callout-text {
  font-size: 0.8125rem;
  line-height: 1.5;
  margin: 0;
  color: var(--ptc-ink-soft);
}

@media (max-width: 640px) {
  .ptc-controls-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .ptc-control-group {
    justify-content: space-between;
  }
}

/* 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"] {
  --ptc-bg: var(--tf-surface);
  --ptc-surface: var(--tf-surface);
  --ptc-card: var(--tf-surface);
  --ptc-border: var(--tf-surface);
  --ptc-line: #98abc3;
  --ptc-ink: var(--tf-ink);
  --ptc-ink-soft: var(--tf-ink-soft);
  --ptc-ink-faint: var(--tf-ink-faint);
  --ptc-primary-hover: #8198da;
  --ptc-green: #7ad89d;
}