:root {
  --kdp-bg: #f8fafc;
  --kdp-surface: #ffffff;
  --kdp-card: #ffffff;
  --kdp-border: #e2e8f0;
  --kdp-border-focus: #2563eb;
  --kdp-blue: #2563eb;
  --kdp-blue-hover: #1d4ed8;
  --kdp-green: #10b981;
  --kdp-amber: #f59e0b;
  --kdp-text: #0f172a;
  --kdp-muted: #64748b;
  --kdp-radius: 8px;
}

body {
  margin: 0;
  padding: 0;
  line-height: 1.5;
}

.kdp-container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 20px;
}

.kdp-header {
  padding: 40px 0 24px;
  border-bottom: 1px solid var(--kdp-border);
  background: #ffffff;
}

.kdp-breadcrumbs {
  font-size: 0.875rem;
  color: var(--kdp-muted);
  margin-bottom: 12px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.kdp-breadcrumbs a {
  color: var(--kdp-blue);
  text-decoration: none;
  font-weight: 600;
}

.kdp-breadcrumbs a:hover {
  text-decoration: underline;
}

.kdp-title {
  font-size: 2rem;
  font-weight: 800;
  margin: 0 0 8px;
  color: var(--kdp-text);
  letter-spacing: -0.025em;
}

.kdp-subtitle {
  font-size: 1.0625rem;
  color: var(--kdp-muted);
  margin: 0;
}

.kdp-main {
  padding: 32px 0 60px;
}

/* Presets */
.kdp-presets-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.kdp-preset-lbl {
  font-size: 0.8125rem;
  color: var(--kdp-muted);
  font-weight: 700;
  text-transform: uppercase;
}

.kdp-chip {
  background: #ffffff;
  color: var(--kdp-muted);
  border: 1px solid #cbd5e1;
  border-radius: 16px;
  padding: 5px 14px;
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.kdp-chip:hover {
  border-color: var(--kdp-blue);
  color: var(--kdp-blue);
}

.kdp-chip.active {
  background: var(--kdp-blue);
  color: #ffffff;
  border-color: var(--kdp-blue);
}

/* Layout Grid */
.kdp-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 24px;
  margin-bottom: 32px;
}

@media (max-width: 860px) {
  .kdp-grid {
    grid-template-columns: 1fr;
  }
}

.kdp-card {
  background: var(--kdp-card);
  border: 1px solid var(--kdp-border);
  border-radius: var(--kdp-radius);
  padding: 24px;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
}

.kdp-section-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 20px;
  color: var(--kdp-text);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--kdp-border);
}

.kdp-form-group {
  margin-bottom: 18px;
}

.kdp-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--kdp-text);
  margin-bottom: 6px;
}

.kdp-input {
  width: 100%;
  background: #ffffff;
  border: 1.5px solid #cbd5e1;
  color: var(--kdp-text);
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.15s ease;
  box-sizing: border-box;
}

.kdp-input:focus {
  outline: none;
  border-color: var(--kdp-border-focus);
}

.kdp-select {
  width: 100%;
  background: #ffffff;
  border: 1.5px solid #cbd5e1;
  color: var(--kdp-text);
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  box-sizing: border-box;
}

.kdp-hint {
  display: block;
  font-size: 0.75rem;
  color: var(--kdp-muted);
  margin-top: 4px;
}

.kdp-btn-primary {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--kdp-blue);
  color: #ffffff;
  border: none;
  padding: 12px 20px;
  border-radius: 6px;
  font-size: 0.9375rem;
  font-weight: 700;
  cursor: pointer;
  margin-top: 8px;
  transition: background 0.15s ease;
}

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

/* Results Hero */
.kdp-hero-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.kdp-hero-box {
  background: #f8fafc;
  border: 1px solid var(--kdp-border);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
}

.kdp-hero-box.primary {
  background: #eff6ff;
  border-color: #bfdbfe;
}

.kdp-hm-lbl {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--kdp-muted);
  font-weight: 700;
  margin-bottom: 4px;
}

.kdp-hm-val {
  font-size: 1.625rem;
  font-weight: 800;
  color: var(--kdp-blue);
  font-family: ui-monospace, monospace;
}

.kdp-hm-sub {
  display: block;
  font-size: 0.8125rem;
  color: var(--kdp-muted);
  margin-top: 4px;
}

/* Metrics Row */
.kdp-metrics-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.kdp-metric-sm {
  background: #f8fafc;
  border: 1px solid var(--kdp-border);
  border-radius: 6px;
  padding: 12px;
}

.kdp-sm-lbl {
  display: block;
  font-size: 0.6875rem;
  text-transform: uppercase;
  color: var(--kdp-muted);
  font-weight: 600;
  margin-bottom: 4px;
}

.kdp-sm-val {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--kdp-text);
}

.kdp-sm-val.high { color: #dc2626; }
.kdp-sm-val.moderate { color: #d97706; }

/* 7 Keywords Box */
.kdp-keywords-box {
  background: #f8fafc;
  border: 1px solid var(--kdp-border);
  border-radius: 8px;
  padding: 16px;
}

.kdp-kw-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.kdp-kw-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--kdp-text);
  margin: 0;
}

.kdp-btn-copy {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: #ffffff;
  color: var(--kdp-text);
  border: 1px solid #cbd5e1;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
}

.kdp-btn-copy:hover {
  background: #f1f5f9;
}

.kdp-kw-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.kdp-kw-pill {
  background: #ffffff;
  color: #1e293b;
  border: 1px solid #cbd5e1;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 500;
}

/* Ad slots */
.kdp-ad-container {
  width: 100%;
  margin: 36px 0;
  display: flex;
  justify-content: center;
}

.kdp-ad-box {
  width: 100%;
  max-width: 728px;
  min-height: 280px;
  background: #ffffff;
  border: 1px dashed var(--kdp-border);
  border-radius: var(--kdp-radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Content */
.kdp-content-section {
  margin-top: 48px;
}

.kdp-content-section h2 {
  font-size: 1.5rem;
  color: var(--kdp-text);
  margin-bottom: 16px;
}

.kdp-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin: 28px 0;
}

.kdp-feature-card {
  background: #ffffff;
  border: 1px solid var(--kdp-border);
  border-radius: var(--kdp-radius);
  padding: 20px;
}

.kdp-feature-card h3 {
  font-size: 1.125rem;
  margin: 0 0 8px;
  color: var(--kdp-blue);
}

.kdp-feature-card p {
  font-size: 0.875rem;
  color: var(--kdp-muted);
  margin: 0;
}

.kdp-footer {
  background: #ffffff;
  border-top: 1px solid var(--kdp-border);
  padding: 28px 0;
  text-align: center;
  font-size: 0.875rem;
  color: var(--kdp-muted);
}

.kdp-footer a {
  color: var(--kdp-blue);
  text-decoration: none;
  font-weight: 600;
}

.kdp-consent-inner {
  max-width: 1040px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.kdp-consent-text {
  font-size: 0.875rem;
  color: #cbd5e1;
  margin: 0;
}

.kdp-consent-actions {
  display: flex;
  gap: 8px;
}

.kdp-btn-consent-yes {
  background: var(--kdp-blue);
  color: #ffffff;
  border: none;
  padding: 8px 16px;
  border-radius: 6px;
  font-weight: 700;
  cursor: pointer;
}

.kdp-btn-consent-no {
  background: transparent;
  color: #94a3b8;
  border: 1px solid #475569;
  padding: 8px 14px;
  border-radius: 6px;
  cursor: pointer;
}

.kdp-methodology-note {
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--kdp-muted);
  background: var(--kdp-bg);
  border: 1px solid var(--kdp-border);
  border-radius: 6px;
  padding: 10px 12px;
  margin: 0 0 16px;
}

.kdp-kw-note {
  font-size: 0.75rem;
  color: var(--kdp-muted);
  margin: 10px 0 0;
}
/* 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"] {
  --kdp-bg: var(--tf-surface);
  --kdp-surface: var(--tf-surface);
  --kdp-card: var(--tf-surface);
  --kdp-border: var(--tf-surface);
  --kdp-border-focus: #819dda;
  --kdp-blue: #819dda;
  --kdp-blue-hover: #8198da;
  --kdp-green: #81dabd;
  --kdp-amber: #dab981;
  --kdp-text: var(--tf-ink);
  --kdp-muted: var(--tf-ink-faint);
}