/* ==========================================================================
   TRUTHDRAFT PLAGIARISM CHECKER & ORIGINALITY ENGINE (plagchecker.css)
   SaaS Design System inspired by Linear, Notion, Scribbr & Vercel
   ========================================================================== */

/* ── SaaS Local Design Tokens ─────────────────────────────────────────────── */
:root {
  --plag-bg: #f8fafc;
  --plag-surface: #ffffff;
  --plag-surface-subtle: #f1f5f9;
  --plag-surface-hover: #f8fafc;
  --plag-border: #e2e8f0;
  --plag-border-subtle: #edf2f7;
  --plag-border-hover: #cbd5e1;
  --plag-border-focus: #3b82f6;

  --plag-ink: #0f172a;
  --plag-ink-secondary: #334155;
  --plag-muted: #64748b;
  --plag-faint: #94a3b8;

  --plag-primary: #1d4ed8;
  --plag-primary-hover: #1e40af;
  --plag-primary-active: #172554;
  --plag-primary-soft: #eff6ff;
  --plag-primary-glow: rgba(29, 78, 216, 0.12);

  --plag-clean: #059669;
  --plag-clean-bg: #ecfdf5;
  --plag-clean-border: #a7f3d0;

  --plag-moderate: #d97706;
  --plag-moderate-bg: #fffbeb;
  --plag-moderate-border: #fde68a;

  --plag-high: #e11d48;
  --plag-high-bg: #fff1f2;
  --plag-high-border: #fecdd3;

  --plag-radius-sm: 6px;
  --plag-radius-md: 10px;
  --plag-radius-lg: 14px;
  --plag-radius-xl: 18px;

  --plag-shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --plag-shadow-card: 0 1px 3px 0 rgba(15, 23, 42, 0.04), 0 1px 2px -1px rgba(15, 23, 42, 0.02);
  --plag-shadow-hover: 0 10px 25px -5px rgba(15, 23, 42, 0.06), 0 8px 10px -6px rgba(15, 23, 42, 0.02);
  --plag-shadow-active: 0 4px 14px rgba(29, 78, 216, 0.18);
}

/* ── Page Wrapper & Layout ────────────────────────────────────────────────── */
.plag-page-main {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.25rem 4rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--plag-ink-secondary);
  -webkit-font-smoothing: antialiased;
}

/* ── SaaS Hero Header ─────────────────────────────────────────────────────── */
.plag-hero {
  padding: 1.75rem 0 1.5rem;
  text-align: center;
}

.plag-hero-inner {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.plag-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 9999px;
  font-size: 11.5px;
  font-weight: 600;
  color: #475569;
  letter-spacing: 0.02em;
  margin-bottom: 0.85rem;
}

.plag-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--plag-clean);
  box-shadow: 0 0 0 2px rgba(5, 150, 105, 0.2);
  display: inline-block;
  animation: plagPulse 2.5s infinite ease-in-out;
}

@keyframes plagPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.25); opacity: 0.75; }
}

.plag-badge-sep {
  opacity: 0.4;
}

.plag-hero-title {
  font-size: clamp(1.85rem, 3.2vw, 2.5rem);
  font-weight: 800;
  color: var(--plag-ink);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0 0 0.65rem;
}

.plag-hero-subtitle {
  font-size: 15px;
  line-height: 1.55;
  color: var(--plag-muted);
  margin: 0 0 1.25rem;
  max-width: 640px;
}

.plag-hero-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.plag-chip-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  background: #ffffff;
  border: 1px solid var(--plag-border);
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 500;
  color: #334155;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
  transition: all 0.15s ease;
}

.plag-chip-pill:hover {
  border-color: var(--plag-border-hover);
  background: #f8fafc;
}

.plag-chip-pill svg {
  color: var(--plag-primary);
  flex-shrink: 0;
}

/* ── Status Toast Banner ──────────────────────────────────────────────────── */
.plag-status-banner {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: var(--plag-radius-md);
  font-size: 13.5px;
  font-weight: 500;
  margin-bottom: 1.25rem;
  border: 1px solid transparent;
  animation: plagSlideDown 0.2s ease-out;
}

@keyframes plagSlideDown {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.plag-status-banner.visible {
  display: flex;
}

.plag-status-banner.info {
  background: #eff6ff;
  border-color: #bfdbfe;
  color: #1e40af;
}

.plag-status-banner.error {
  background: #fef2f2;
  border-color: #fecaca;
  color: #991b1b;
}

.plag-status-banner.success {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #166534;
}

/* ── Workspace Grid ───────────────────────────────────────────────────────── */
.plag-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 1.5rem;
  align-items: start;
  margin-bottom: 3.5rem;
}

@media (max-width: 992px) {
  .plag-workspace {
    grid-template-columns: 1fr;
  }
}

/* ── Panels ───────────────────────────────────────────────────────────────── */
.plag-panel {
  background: var(--plag-surface);
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-lg);
  box-shadow: var(--plag-shadow-card);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.plag-panel:hover {
  border-color: var(--plag-border-hover);
}

.plag-panel-header {
  padding: 0.9rem 1.25rem;
  border-bottom: 1px solid var(--plag-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
}

.plag-panel-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.plag-panel-icon-wrap {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--plag-primary-soft);
  color: var(--plag-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.plag-panel-kicker {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--plag-muted);
}

.plag-panel-h2 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--plag-ink);
  margin: 0;
  line-height: 1.25;
}

.plag-panel-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.plag-session-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--plag-muted);
  background: #f1f5f9;
  padding: 3px 8px;
  border-radius: 9999px;
  border: 1px solid #e2e8f0;
}

.plag-btn-ghost-sm {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 9px;
  border-radius: var(--plag-radius-sm);
  background: transparent;
  border: 1px solid transparent;
  color: var(--plag-muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.plag-btn-ghost-sm:hover {
  background: #f1f5f9;
  border-color: #e2e8f0;
  color: var(--plag-ink);
}

/* ── Mode Segmented Control ───────────────────────────────────────────────── */
.plag-segmented-nav {
  display: flex;
  background: #f1f5f9;
  padding: 4px;
  margin: 1rem 1.25rem 0.5rem;
  border-radius: 10px;
  gap: 4px;
}

.plag-segment-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--plag-muted);
  background: transparent;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.plag-segment-btn:hover {
  color: var(--plag-ink);
}

.plag-segment-btn.active {
  background: #ffffff;
  color: var(--plag-ink);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
}

.plag-segment-btn svg {
  opacity: 0.75;
}

.plag-segment-btn.active svg {
  opacity: 1;
  color: var(--plag-primary);
}

.plag-segment-badge {
  font-size: 10.5px;
  font-weight: 600;
  color: #64748b;
  background: #f8fafc;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid #e2e8f0;
}

/* ── Quick Sample Excerpt Bar ─────────────────────────────────────────────── */
.plag-quick-samples {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 1.25rem;
  margin-bottom: 0.75rem;
}

.plag-sample-prompt {
  font-size: 12px;
  color: var(--plag-muted);
  font-weight: 500;
}

.plag-sample-buttons {
  display: flex;
  gap: 6px;
}

.plag-sample-pill {
  font-size: 11.5px;
  font-weight: 600;
  color: #3b82f6;
  background: #eff6ff;
  border: 1px solid #dbeafe;
  border-radius: 9999px;
  padding: 2px 10px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.plag-sample-pill:hover {
  background: #dbeafe;
  color: #1d4ed8;
  border-color: #bfdbfe;
}

/* ── Editor Body ──────────────────────────────────────────────────────────── */
.plag-editor-body {
  padding: 0 1.25rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.plag-textarea-wrapper {
  position: relative;
  background: #ffffff;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-md);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  overflow: hidden;
}

.plag-textarea-wrapper:focus-within {
  border-color: var(--plag-primary);
  box-shadow: 0 0 0 3px var(--plag-primary-glow);
}

.plag-textarea {
  width: 100%;
  min-height: 290px;
  padding: 1rem 1.1rem;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--plag-ink);
  background: transparent;
  resize: vertical;
  box-sizing: border-box;
}

.plag-textarea::placeholder {
  color: #94a3b8;
  font-size: 14px;
}

.plag-textarea-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: #f8fafc;
  border-top: 1px solid var(--plag-border-subtle);
  font-size: 12px;
  color: var(--plag-muted);
}

.plag-stats-counter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
}

.plag-stat-divider {
  opacity: 0.4;
}

.plag-editor-hint {
  font-size: 11.5px;
  color: #94a3b8;
}

/* ── Dropzone & Upload ────────────────────────────────────────────────────── */
.plag-dropzone {
  border: 1.5px dashed #cbd5e1;
  border-radius: var(--plag-radius-md);
  padding: 2.5rem 1.5rem;
  text-align: center;
  background: #f8fafc;
  cursor: pointer;
  transition: all 0.2s ease;
}

.plag-dropzone:hover,
.plag-dropzone.drag-over {
  border-color: var(--plag-primary);
  background: #eff6ff;
}

.plag-drop-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 0.75rem;
  border-radius: 12px;
  background: #eff6ff;
  color: var(--plag-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.plag-drop-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--plag-ink);
  margin: 0 0 0.35rem;
}

.plag-drop-desc {
  font-size: 13px;
  color: var(--plag-muted);
  margin: 0 0 1rem;
  max-width: 380px;
  margin-left: auto;
  margin-right: auto;
}

.plag-btn-drop-browse {
  display: inline-flex;
  align-items: center;
  padding: 7px 16px;
  border-radius: var(--plag-radius-sm);
  background: #ffffff;
  border: 1px solid var(--plag-border);
  color: var(--plag-ink);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  transition: all 0.15s ease;
}

.plag-btn-drop-browse:hover {
  border-color: var(--plag-border-hover);
  background: #f8fafc;
}

.plag-file-selected-card {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: #f8fafc;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-md);
}

.plag-file-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.plag-file-type-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: #eff6ff;
  color: var(--plag-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.plag-file-name {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--plag-ink);
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.plag-file-size {
  font-size: 12px;
  color: var(--plag-muted);
}

.plag-file-remove-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  color: #ef4444;
  background: #fef2f2;
  border: 1px solid #fee2e2;
  border-radius: 6px;
  padding: 4px 10px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.plag-file-remove-btn:hover {
  background: #fee2e2;
  border-color: #fca5a5;
}

/* ── Controls Toolbar ─────────────────────────────────────────────────────── */
.plag-controls-card {
  background: #f8fafc;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-md);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.plag-field-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--plag-ink);
}

.plag-label-sub {
  font-size: 11px;
  font-weight: 400;
  color: var(--plag-muted);
}

.plag-select-wrap {
  position: relative;
}

.plag-select {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-sm);
  background: #ffffff;
  color: var(--plag-ink);
  font-size: 13px;
  font-weight: 500;
  outline: none;
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.plag-select:focus {
  border-color: var(--plag-primary);
  box-shadow: 0 0 0 3px var(--plag-primary-glow);
}

.plag-toggles-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 4px;
  border-top: 1px solid var(--plag-border-subtle);
}

.plag-switch-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.plag-switch-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.plag-switch-track {
  position: relative;
  width: 34px;
  height: 20px;
  background: #cbd5e1;
  border-radius: 9999px;
  transition: background-color 0.2s ease;
  flex-shrink: 0;
}

.plag-switch-track::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s ease;
}

.plag-switch-input:checked + .plag-switch-track {
  background: var(--plag-primary);
}

.plag-switch-input:checked + .plag-switch-track::after {
  transform: translateX(14px);
}

.plag-switch-text {
  font-size: 12.5px;
  color: #334155;
  font-weight: 500;
}

/* ── Primary Action CTA & Rate Limit ──────────────────────────────────────── */
.plag-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.plag-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 12px 20px;
  background: var(--plag-primary);
  color: #ffffff;
  border: 1px solid transparent;
  border-radius: var(--plag-radius-md);
  font-size: 14.5px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--plag-shadow-active);
  transition: all 0.15s ease;
}

.plag-btn-primary:hover {
  background: var(--plag-primary-hover);
  transform: translateY(-1px);
}

.plag-btn-primary:active {
  background: var(--plag-primary-active);
  transform: translateY(0);
}

.plag-btn-primary:disabled {
  background: #94a3b8;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.plag-btn-shortcut {
  font-size: 11px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.2);
  padding: 2px 6px;
  border-radius: 4px;
}

.plag-rate-limit-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  color: var(--plag-muted);
  padding: 2px 0;
}

.plag-rate-limit-hint svg {
  color: #f59e0b;
}

.plag-rate-limit-hint a {
  color: var(--plag-primary);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ── Privacy Guarantee Callout ────────────────────────────────────────────── */
.plag-privacy-guarantee {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  background: #f8fafc;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-md);
  font-size: 12px;
  line-height: 1.5;
  color: #475569;
}

.plag-privacy-icon {
  color: var(--plag-clean);
  flex-shrink: 0;
  margin-top: 1px;
}

.plag-privacy-text strong {
  color: var(--plag-ink);
}

/* ── Right Panel: Results Dashboard ───────────────────────────────────────── */
.plag-results-idle {
  padding: 3.5rem 1.75rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 480px;
}

.plag-idle-radar {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: #f1f5f9;
  color: #64748b;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.04);
}

.plag-idle-heading {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--plag-ink);
  margin: 0 0 0.4rem;
}

.plag-idle-lead {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--plag-muted);
  max-width: 380px;
  margin: 0 0 1.5rem;
}

.plag-idle-caps {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  max-width: 300px;
}

.plag-cap-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: #f8fafc;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-sm);
  font-size: 12px;
  font-weight: 600;
  color: #334155;
  text-align: left;
}

.plag-cap-item svg {
  color: var(--plag-primary);
  flex-shrink: 0;
}

/* ── Scanning Overlay State ───────────────────────────────────────────────── */
.plag-scanning-overlay {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3.5rem 1.5rem;
  text-align: center;
  min-height: 480px;
}

.plag-scan-glow-ring {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: var(--plag-primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  box-shadow: 0 0 0 8px rgba(29, 78, 216, 0.08);
}

.plag-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid #dbeafe;
  border-top-color: var(--plag-primary);
  border-radius: 50%;
  animation: plagSpin 0.8s linear infinite;
}

@keyframes plagSpin {
  to { transform: rotate(360deg); }
}

.plag-scan-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--plag-ink);
  margin: 0 0 0.35rem;
}

.plag-scan-desc {
  font-size: 13px;
  color: var(--plag-muted);
  max-width: 320px;
  margin: 0 0 1.75rem;
}

.plag-steps-timeline {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  max-width: 340px;
  text-align: left;
}

.plag-step-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: #f8fafc;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-sm);
  font-size: 12.5px;
  color: var(--plag-muted);
  transition: all 0.2s ease;
}

.plag-step-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #cbd5e1;
  flex-shrink: 0;
}

.plag-step-item.active {
  background: #ffffff;
  border-color: var(--plag-primary);
  color: var(--plag-ink);
  font-weight: 600;
  box-shadow: 0 2px 4px rgba(29, 78, 216, 0.08);
}

.plag-step-item.active .plag-step-dot {
  background: var(--plag-primary);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.2);
  animation: plagPulse 1.5s infinite;
}

.plag-step-item.done {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #166534;
}

.plag-step-item.done .plag-step-dot {
  background: #16a34a;
}

/* ── Active Results View ──────────────────────────────────────────────────── */
.plag-results-active {
  display: none;
  flex-direction: column;
  padding: 1.25rem;
  gap: 1.25rem;
  animation: plagFadeIn 0.3s ease-out;
}

.plag-results-active.visible {
  display: flex;
}

@keyframes plagFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Score Hero Card ──────────────────────────────────────────────────────── */
.plag-score-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.25rem 1.5rem;
  background: #ffffff;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-md);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
}

@media (max-width: 640px) {
  .plag-score-hero {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
}

.plag-gauge-group {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

@media (max-width: 640px) {
  .plag-gauge-group {
    flex-direction: column;
  }
}

.plag-circular-gauge {
  position: relative;
  width: 88px;
  height: 88px;
  flex-shrink: 0;
}

.plag-gauge-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.plag-gauge-bg {
  fill: none;
  stroke: #f1f5f9;
  stroke-width: 9;
}

.plag-gauge-fill {
  fill: none;
  stroke: var(--plag-clean);
  stroke-width: 9;
  stroke-linecap: round;
  stroke-dasharray: 283;
  stroke-dashoffset: 283;
  transition: stroke-dashoffset 1s ease-out, stroke 0.3s ease;
}

.plag-score-hero.tier-moderate .plag-gauge-fill {
  stroke: var(--plag-moderate);
}

.plag-score-hero.tier-high .plag-gauge-fill {
  stroke: var(--plag-high);
}

.plag-gauge-text {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.plag-gauge-number {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--plag-ink);
  line-height: 1;
}

.plag-gauge-unit {
  font-size: 9.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--plag-muted);
  margin-top: 2px;
}

.plag-score-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.plag-score-pill-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.plag-score-pill {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 700;
  background: var(--plag-clean-bg);
  color: var(--plag-clean);
  border: 1px solid var(--plag-clean-border);
}

.plag-score-pill.tier-moderate {
  background: var(--plag-moderate-bg);
  color: var(--plag-moderate);
  border-color: var(--plag-moderate-border);
}

.plag-score-pill.tier-high {
  background: var(--plag-high-bg);
  color: var(--plag-high);
  border-color: var(--plag-high-border);
}

.plag-score-desc {
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--plag-muted);
  margin: 0;
  max-width: 240px;
}

/* ── Export Actions ───────────────────────────────────────────────────────── */
.plag-export-actions {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-shrink: 0;
}

.plag-btn-download-pdf {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 16px;
  background: #0f172a;
  color: #ffffff;
  border: 1px solid transparent;
  border-radius: var(--plag-radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
  transition: all 0.15s ease;
}

.plag-btn-download-pdf:hover {
  background: #1e293b;
  transform: translateY(-1px);
}

.plag-export-sub-row {
  display: flex;
  gap: 6px;
}

.plag-btn-export-sub {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 10px;
  background: #f8fafc;
  color: var(--plag-ink);
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-sm);
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.plag-btn-export-sub:hover {
  background: #f1f5f9;
  border-color: var(--plag-border-hover);
}

/* ── Stats Strip ──────────────────────────────────────────────────────────── */
.plag-stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

@media (max-width: 540px) {
  .plag-stats-strip {
    grid-template-columns: repeat(2, 1fr);
  }
}

.plag-stat-box {
  background: #f8fafc;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-sm);
  padding: 8px 10px;
  text-align: center;
  display: flex;
  flex-direction: column;
}

.plag-stat-val {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--plag-ink);
  line-height: 1.2;
}

.plag-stat-lbl {
  font-size: 10.5px;
  font-weight: 500;
  color: var(--plag-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 2px;
}

/* ── Dual View Tabs ───────────────────────────────────────────────────────── */
.plag-view-tabs {
  display: flex;
  background: #f1f5f9;
  padding: 3px;
  border-radius: 8px;
  gap: 4px;
}

.plag-view-tab {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 7px 12px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--plag-muted);
  background: transparent;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.plag-view-tab:hover {
  color: var(--plag-ink);
}

.plag-view-tab.active {
  background: #ffffff;
  color: var(--plag-ink);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.08);
}

.plag-badge-count {
  font-size: 10.5px;
  font-weight: 700;
  background: #f1f5f9;
  color: #475569;
  padding: 1px 6px;
  border-radius: 9999px;
  border: 1px solid #e2e8f0;
}

.plag-view-tab.active .plag-badge-count {
  background: var(--plag-primary-soft);
  color: var(--plag-primary);
  border-color: #bfdbfe;
}

/* ── Findings Container & Source Cards ────────────────────────────────────── */
.plag-findings-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 480px;
  overflow-y: auto;
  padding-right: 4px;
}

.plag-findings-container::-webkit-scrollbar {
  width: 5px;
}

.plag-findings-container::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}

.plag-empty-findings {
  text-align: center;
  padding: 2.5rem 1rem;
  background: #f8fafc;
  border: 1px dashed var(--plag-border);
  border-radius: var(--plag-radius-md);
}

.plag-empty-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #dcfce7;
  color: #15803d;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin: 0 auto 0.75rem;
}

.plag-match-card {
  background: #ffffff;
  border: 1px solid var(--plag-border);
  border-left: 3.5px solid #cbd5e1;
  border-radius: var(--plag-radius-sm);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: all 0.15s ease;
}

.plag-match-card:hover {
  border-color: var(--plag-border-hover);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.05);
}

.plag-match-card.card-risk-low {
  border-left-color: var(--plag-clean);
}

.plag-match-card.card-risk-medium {
  border-left-color: var(--plag-moderate);
}

.plag-match-card.card-risk-high {
  border-left-color: var(--plag-high);
}

.plag-match-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.plag-source-title {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--plag-ink);
  line-height: 1.35;
  margin-bottom: 4px;
}

.plag-source-meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  color: var(--plag-muted);
}

.plag-source-badge {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: #f1f5f9;
  color: #475569;
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid #e2e8f0;
}

.plag-source-link {
  color: var(--plag-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 500;
}

.plag-source-link:hover {
  color: var(--plag-primary-hover);
}

.plag-match-percentage {
  font-size: 11.5px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 9999px;
  white-space: nowrap;
  flex-shrink: 0;
}

.plag-match-quote {
  font-size: 13px;
  line-height: 1.5;
  color: #1e293b;
  background: #f8fafc;
  border-left: 2px solid #cbd5e1;
  padding: 8px 10px;
  border-radius: 0 4px 4px 0;
  font-style: italic;
}

.plag-match-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.plag-match-chip {
  font-size: 11px;
  color: var(--plag-muted);
  background: #f1f5f9;
  padding: 2px 7px;
  border-radius: 4px;
}

.plag-match-chip b {
  color: var(--plag-ink);
}

/* ── Document Highlights View ─────────────────────────────────────────────── */
.plag-doc-container {
  max-height: 480px;
  overflow-y: auto;
  padding: 14px;
  background: #f8fafc;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-sm);
  font-size: 14px;
  line-height: 1.8;
  color: var(--plag-ink);
}

.plag-highlight {
  cursor: pointer;
  border-radius: 3px;
  padding: 1px 3px;
  transition: all 0.15s ease;
}

.plag-highlight.low {
  background: rgba(16, 185, 129, 0.2);
  border-bottom: 2px solid #10b981;
}

.plag-highlight.medium {
  background: rgba(245, 158, 11, 0.25);
  border-bottom: 2px solid #f59e0b;
}

.plag-highlight.high {
  background: rgba(239, 68, 68, 0.25);
  border-bottom: 2px solid #ef4444;
}

.plag-highlight:hover {
  filter: brightness(0.92);
}

/* ── Comparison Table & Secondary Sections ────────────────────────────────── */
.plag-comparison-section {
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--plag-border);
}

.plag-section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 2rem;
}

.plag-section-eyebrow {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--plag-primary);
  margin-bottom: 0.5rem;
}

.plag-section-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--plag-ink);
  letter-spacing: -0.025em;
  margin: 0 0 0.5rem;
}

.plag-section-lead {
  font-size: 14.5px;
  color: var(--plag-muted);
  line-height: 1.55;
  margin: 0;
}

.plag-table-wrapper {
  background: #ffffff;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-md);
  overflow-x: auto;
  box-shadow: var(--plag-shadow-card);
}

.plag-comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13.5px;
}

.plag-comparison-table th,
.plag-comparison-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--plag-border-subtle);
}

.plag-comparison-table th {
  background: #f8fafc;
  font-weight: 700;
  color: var(--plag-ink);
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

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

.plag-comparison-table th.col-highlight,
.plag-comparison-table td.col-highlight {
  background: #f0fdf4;
  font-weight: 600;
  color: #166534;
}

.feature-check {
  color: #16a34a;
  font-weight: 700;
}

.feature-cross {
  color: #dc2626;
  font-weight: 700;
}

/* ── FAQ Grid ─────────────────────────────────────────────────────────────── */
.plag-faq-section {
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--plag-border);
}

.plag-faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

@media (max-width: 768px) {
  .plag-faq-grid {
    grid-template-columns: 1fr;
  }
}

.plag-faq-card {
  background: #ffffff;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-md);
  padding: 1.25rem 1.4rem;
  box-shadow: var(--plag-shadow-card);
  transition: border-color 0.15s ease;
}

.plag-faq-card:hover {
  border-color: var(--plag-border-hover);
}

.plag-faq-question {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--plag-ink);
  margin: 0 0 0.5rem;
  line-height: 1.35;
}

.plag-faq-answer {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--plag-muted);
  margin: 0;
}

/* ── Methodology / OSS Card ───────────────────────────────────────────────── */
.formatter-oss {
  margin-top: 3rem;
}

.oss-card {
  background: #ffffff;
  border: 1px solid var(--plag-border);
  border-radius: var(--plag-radius-md);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  box-shadow: var(--plag-shadow-card);
}

@media (max-width: 860px) {
  .oss-card {
    flex-direction: column;
    align-items: stretch;
  }
}

.oss-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--plag-primary-soft);
  color: var(--plag-primary);
  border-radius: 9999px;
  font-size: 11.5px;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.oss-content h2 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--plag-ink);
  margin: 0 0 0.75rem;
  line-height: 1.25;
}

.oss-content p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--plag-muted);
  margin: 0 0 0.75rem;
}

.oss-content a {
  color: var(--plag-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.oss-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex-shrink: 0;
  min-width: 220px;
}

.oss-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: var(--plag-radius-sm);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.15s ease;
}

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

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

.oss-btn-secondary {
  background: #f8fafc;
  color: var(--plag-ink);
  border: 1px solid var(--plag-border);
}

.oss-btn-secondary:hover {
  background: #f1f5f9;
  border-color: var(--plag-border-hover);
}