/* Language Detection Tool Scoped Styles */

:root {
  --ldtl-primary: #4f46e5;
  --ldtl-primary-hover: #4338ca;
  --ldtl-bg: #f8fafc;
  --ldtl-card-bg: #ffffff;
  --ldtl-border: #e2e8f0;
  --ldtl-text: #0f172a;
  --ldtl-muted: #64748b;
  --ldtl-highlight: #6366f1;
  --ldtl-success: #15803d;
}

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

.ldtl-main {
  max-width: 980px;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}

/* Hero */
.ldtl-hero-section {
  text-align: center;
  margin-bottom: 2rem;
}

.ldtl-title {
  font-size: 2.15rem;
  font-weight: 800;
  color: var(--ldtl-text);
  margin: 0 0 0.5rem;
  letter-spacing: -0.025em;
}

.ldtl-subtitle {
  font-size: 1.05rem;
  color: var(--ldtl-muted);
  max-width: 680px;
  margin: 0 auto;
}

/* Container */
.ldtl-container {
  background: var(--ldtl-card-bg);
  border: 1px solid var(--ldtl-border);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

/* Editor Card */
.ldtl-editor-card {
  margin-bottom: 1.5rem;
}

.ldtl-editor-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.ldtl-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ldtl-text);
}

.ldtl-editor-controls {
  display: flex;
  gap: 0.5rem;
}

.ldtl-ctrl-btn {
  background: var(--ldtl-bg);
  border: 1px solid var(--ldtl-border);
  border-radius: 6px;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--ldtl-muted);
  cursor: pointer;
  min-height: 30px;
}

.ldtl-ctrl-btn:hover {
  border-color: var(--ldtl-primary);
  color: var(--ldtl-primary);
}

.ldtl-textarea {
  width: 100%;
  padding: 0.85rem;
  font-size: 1rem;
  background: var(--ldtl-bg);
  border: 1px solid var(--ldtl-border);
  border-radius: 8px;
  color: var(--ldtl-text);
  box-sizing: border-box;
  font-family: inherit;
  line-height: 1.5;
  resize: vertical;
  min-height: 110px;
}

.ldtl-textarea:focus {
  outline: none;
  border-color: var(--ldtl-primary);
}

.ldtl-sample-tags {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
  font-size: 0.8rem;
  margin-top: 0.75rem;
}

.ldtl-tag-label {
  color: var(--ldtl-muted);
}

.ldtl-sample-btn {
  background: var(--ldtl-bg);
  border: 1px solid var(--ldtl-border);
  border-radius: 6px;
  padding: 0.25rem 0.55rem;
  font-size: 0.75rem;
  color: var(--ldtl-primary);
  cursor: pointer;
  min-height: 30px;
}

.ldtl-sample-btn:hover {
  border-color: var(--ldtl-primary);
}

/* Result Card */
.ldtl-result-card {
  background: var(--ldtl-bg);
  border: 1px solid var(--ldtl-border);
  border-radius: 10px;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.ldtl-result-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.ldtl-main-lang-group {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.ldtl-flag-badge {
  font-size: 2.2rem;
  line-height: 1;
}

.ldtl-lang-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--ldtl-text);
  margin: 0 0 0.15rem;
}

.ldtl-native-name {
  font-size: 0.85rem;
  color: var(--ldtl-muted);
}

.ldtl-confidence-group {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.ldtl-conf-val {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--ldtl-success);
}

.ldtl-conf-lbl {
  font-size: 0.75rem;
  color: var(--ldtl-muted);
  text-transform: uppercase;
}

.ldtl-metrics-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--ldtl-border);
}

.ldtl-metric-item {
  display: flex;
  flex-direction: column;
}

.ldtl-metric-val {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ldtl-text);
}

.ldtl-metric-lbl {
  font-size: 0.75rem;
  color: var(--ldtl-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0.2rem;
}

/* Tabs */
.ldtl-nav-tabs {
  display: flex;
  gap: 0.5rem;
  border-bottom: 2px solid var(--ldtl-border);
  margin-bottom: 1.5rem;
  overflow-x: auto;
}

.ldtl-tab-btn {
  background: none;
  border: none;
  padding: 0.75rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ldtl-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  min-height: 44px;
  transition: color 0.2s, border-color 0.2s;
  white-space: nowrap;
}

.ldtl-tab-btn:hover {
  color: var(--ldtl-text);
}

.ldtl-tab-btn.ldtl-tab-active {
  color: var(--ldtl-primary);
  border-bottom-color: var(--ldtl-primary);
}

.ldtl-tab-panel {
  display: none;
}

.ldtl-tab-panel.ldtl-panel-active {
  display: block;
}

.ldtl-card-inner {
  background: var(--ldtl-bg);
  border: 1px solid var(--ldtl-border);
  border-radius: 10px;
  padding: 1.25rem;
}

.ldtl-panel-heading {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--ldtl-text);
  margin: 0 0 0.25rem;
}

.ldtl-panel-intro {
  font-size: 0.85rem;
  color: var(--ldtl-muted);
  margin: 0 0 1.25rem;
}

/* Candidates List */
.ldtl-candidates-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.ldtl-cand-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.ldtl-cand-top {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ldtl-text);
}

.ldtl-cand-name {
  color: var(--ldtl-text);
  font-weight: 600;
}

.ldtl-cand-pct {
  color: var(--ldtl-primary);
  font-weight: 700;
}

.ldtl-progress-track {
  width: 100%;
  height: 8px;
  background: var(--ldtl-card-bg);
  border: 1px solid var(--ldtl-border);
  border-radius: 4px;
  overflow: hidden;
}

.ldtl-progress-bar {
  height: 100%;
  background: var(--ldtl-primary);
  border-radius: 4px;
}

/* Unicode Grid */
.ldtl-unicode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.ldtl-u-item {
  background: var(--ldtl-card-bg);
  border: 1px solid var(--ldtl-border);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.ldtl-u-title {
  font-size: 0.8rem;
  color: var(--ldtl-muted);
  font-weight: 600;
}

.ldtl-u-val {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ldtl-text);
}

.ldtl-u-range {
  font-size: 0.75rem;
  font-family: ui-monospace, monospace;
  color: var(--ldtl-primary);
}

/* Stats Grid */
.ldtl-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
}

.ldtl-stat-box {
  background: var(--ldtl-card-bg);
  border: 1px solid var(--ldtl-border);
  border-radius: 8px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
}

.ldtl-stat-num {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--ldtl-text);
}

.ldtl-stat-label {
  font-size: 0.75rem;
  color: var(--ldtl-muted);
  text-transform: uppercase;
  margin-top: 0.25rem;
}

/* Buttons */
.ldtl-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.4rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  min-height: 44px;
  transition: background-color 0.2s, border-color 0.2s;
  box-sizing: border-box;
}

.ldtl-btn-secondary {
  background-color: var(--ldtl-bg);
  border-color: var(--ldtl-border);
  color: var(--ldtl-text);
}

.ldtl-btn-secondary:hover {
  border-color: var(--ldtl-primary);
  color: var(--ldtl-primary);
}

/* Toolbar */
.ldtl-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--ldtl-border);
  flex-wrap: wrap;
  gap: 1rem;
}

.ldtl-toolbar-left {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.ldtl-toolbar-right {
  display: flex;
  align-items: center;
}

.ldtl-privacy-badge {
  font-size: 0.8rem;
  color: var(--ldtl-muted);
}

/* Toast */
.ldtl-toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: #0f172a;
  color: #ffffff;
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.25s, transform 0.25s;
  pointer-events: none;
  z-index: 9999;
}

.ldtl-toast-show {
  opacity: 1;
  transform: translateY(0);
}

/* Ad Slot Container (Strict min-height: 280px) */
.ldtl-ad-container {
  min-height: 280px;
  background: var(--ldtl-bg);
  border: 1px dashed var(--ldtl-border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 2rem 0;
  color: var(--ldtl-muted);
  font-size: 0.85rem;
}

/* Related Tools */
.ldtl-related-section {
  margin: 2.5rem 0;
}

.ldtl-related-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--ldtl-text);
}

.ldtl-related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.ldtl-related-card {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.15rem;
  background: var(--ldtl-card-bg);
  border: 1px solid var(--ldtl-border);
  border-radius: 10px;
  text-decoration: none;
  color: var(--ldtl-text);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.ldtl-related-card:hover {
  border-color: var(--ldtl-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.ldtl-related-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ldtl-primary);
}

.ldtl-related-desc {
  font-size: 0.825rem;
  line-height: 1.4;
  color: var(--ldtl-muted);
}

/* Guide & FAQ */
.ldtl-guide-section, .ldtl-faq-section, .ldtl-disclaimer {
  margin: 2.5rem 0;
}

.ldtl-guide-section h2, .ldtl-faq-section h2 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--ldtl-text);
}

.ldtl-guide-section h3, .ldtl-faq-section h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 1.25rem 0 0.5rem;
  color: var(--ldtl-text);
}

.ldtl-guide-section p, .ldtl-guide-section ol, .ldtl-faq-section p {
  color: var(--ldtl-muted);
  font-size: 0.925rem;
  line-height: 1.6;
}

.ldtl-guide-section ol {
  padding-left: 1.25rem;
}

.ldtl-guide-section li {
  margin-bottom: 0.5rem;
}

.ldtl-faq-item {
  border-bottom: 1px solid var(--ldtl-border);
  padding: 1rem 0;
}

.ldtl-disclaimer {
  background: var(--ldtl-card-bg);
  border: 1px solid var(--ldtl-border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  font-size: 0.85rem;
  color: var(--ldtl-muted);
}
/* 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"] {
  --ldtl-primary: #8681da;
  --ldtl-primary-hover: #8781da;
  --ldtl-bg: var(--tf-surface);
  --ldtl-card-bg: var(--tf-surface);
  --ldtl-border: var(--tf-surface);
  --ldtl-text: var(--tf-ink);
  --ldtl-muted: var(--tf-ink-faint);
  --ldtl-highlight: #8182da;
  --ldtl-success: #5ed089;
}