* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  width: 400px;
  min-height: 300px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 13px;
  color: #1a1a1a;
  background: #fff;
}

.container {
  display: flex;
  flex-direction: column;
  min-height: 300px;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid #e5e7eb;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.title {
  font-size: 15px;
  font-weight: 600;
  color: #111;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  transition: background 0.2s;
}

.status-dot.disabled {
  background: #6b7280;
}

.status-dot.off-site {
  background: #f59e0b;
}

/* Toggle */
.toggle {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 20px;
}

.toggle input { display: none; }

.toggle-slider {
  position: absolute;
  inset: 0;
  background: #d1d5db;
  border-radius: 20px;
  cursor: pointer;
  transition: 0.2s;
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  left: 2px;
  bottom: 2px;
  background: #fff;
  border-radius: 50%;
  transition: 0.2s;
}

.toggle input:checked + .toggle-slider {
  background: #10b981;
}

.toggle input:checked + .toggle-slider::before {
  transform: translateX(16px);
}

/* Button styles */
.btn-icon {
  background: none;
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  padding: 4px 6px;
  cursor: pointer;
  color: #6b7280;
  display: flex;
  align-items: center;
  transition: all 0.15s;
}

.btn-icon:hover {
  background: #f3f4f6;
  color: #111;
}

.btn-icon.active {
  background: #eff6ff;
  border-color: #3b82f6;
  color: #3b82f6;
}

.btn {
  padding: 6px 14px;
  border: none;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-primary {
  background: #111;
  color: #fff;
}

.btn-primary:hover {
  background: #333;
}

.btn-text {
  background: none;
  border: none;
  color: #6b7280;
  cursor: pointer;
  font-size: 12px;
}

.btn-text:hover {
  color: #111;
}

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 1px solid #e5e7eb;
  padding: 0 16px;
}

.tab {
  background: none;
  border: none;
  padding: 8px 16px;
  font-size: 12px;
  font-weight: 500;
  color: #6b7280;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
}

.tab:hover { color: #111; }

.tab.active {
  color: #111;
  border-bottom-color: #111;
}

.tab-content {
  display: none;
  padding: 12px 16px;
  flex: 1;
  overflow-y: auto;
  max-height: 350px;
}

.tab-content.active { display: block; }

/* Inputs */
.input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.input-row.secondary {
  margin-bottom: 0;
}

.input {
  flex: 1;
  padding: 7px 10px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 12px;
  outline: none;
  transition: border-color 0.15s;
}

.input:focus {
  border-color: #111;
}

.select {
  padding: 6px 8px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 12px;
  outline: none;
  background: #fff;
}

.arrow {
  color: #9ca3af;
  font-size: 16px;
  flex-shrink: 0;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: #6b7280;
  white-space: nowrap;
}

/* First-run banner */
.first-run-banner {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 16px;
  background: #fef2f2;
  border-bottom: 1px solid #fecaca;
}

.first-run-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #dc2626;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.first-run-text {
  font-size: 12px;
  color: #991b1b;
  line-height: 1.4;
}

.first-run-text strong {
  font-weight: 600;
}

/* Identity tab */
.id-section {
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid #f3f4f6;
}

.id-section:last-of-type {
  border-bottom: none;
  margin-bottom: 4px;
}

.id-label {
  font-size: 11px;
  font-weight: 600;
  color: #374151;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.id-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.input-sm {
  padding: 5px 8px;
  font-size: 12px;
}

.id-hint {
  font-size: 10px;
  color: #9ca3af;
  margin-top: 2px;
  font-style: italic;
}

/* Mapping list */
.add-mapping {
  padding-bottom: 12px;
  border-bottom: 1px solid #f3f4f6;
  margin-bottom: 8px;
}

.mapping-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mapping-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-radius: 6px;
  background: #f9fafb;
  transition: background 0.15s;
}

.mapping-item:hover {
  background: #f3f4f6;
}

.mapping-values {
  flex: 1;
  min-width: 0;
}

.mapping-real {
  font-weight: 500;
  color: #dc2626;
  font-size: 12px;
  text-decoration: line-through;
  opacity: 0.7;
}

.mapping-sub {
  font-weight: 500;
  color: #059669;
  font-size: 12px;
}

.mapping-category {
  font-size: 10px;
  color: #9ca3af;
  background: #f3f4f6;
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
}

.mapping-actions {
  display: flex;
  gap: 4px;
}

.mapping-actions button {
  background: none;
  border: none;
  cursor: pointer;
  color: #9ca3af;
  font-size: 14px;
  padding: 2px 4px;
  border-radius: 4px;
}

.mapping-actions button:hover {
  background: #e5e7eb;
  color: #111;
}

/* Activity */
.activity-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.badge {
  font-size: 11px;
  color: #6b7280;
  background: #f3f4f6;
  padding: 3px 8px;
  border-radius: 10px;
}

.activity-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 6px;
  background: #f9fafb;
  font-size: 12px;
}

.activity-time {
  color: #9ca3af;
  font-size: 11px;
  white-space: nowrap;
}

.activity-detail {
  flex: 1;
}

.activity-original {
  color: #dc2626;
  text-decoration: line-through;
}

.activity-replaced {
  color: #059669;
}

/* Test tab mode toggle */
.test-mode-toggle {
  display: flex;
  background: #f3f4f6;
  border-radius: 6px;
  padding: 2px;
  margin-bottom: 10px;
}

.test-mode-btn {
  flex: 1;
  padding: 6px 0;
  border: none;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
  background: transparent;
  color: #6b7280;
  transition: all 0.15s;
}

.test-mode-btn.active {
  background: #fff;
  color: #111;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.test-identity-status {
  margin-top: 8px;
  padding: 6px 10px;
  background: #fef3c7;
  border-radius: 6px;
  font-size: 11px;
  color: #92400e;
  display: none;
}

.test-identity-status.visible {
  display: block;
}

/* Test tab */
.help-text {
  font-size: 12px;
  color: #6b7280;
  margin-bottom: 8px;
}

.textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 12px;
  font-family: inherit;
  resize: vertical;
  outline: none;
}

.textarea:focus {
  border-color: #111;
}

.diff-view {
  margin-top: 10px;
  padding: 10px;
  background: #f9fafb;
  border-radius: 6px;
  border: 1px solid #e5e7eb;
}

.diff-label {
  font-size: 11px;
  font-weight: 600;
  color: #6b7280;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.diff-output {
  font-size: 12px;
  line-height: 1.6;
  word-break: break-word;
  min-height: 20px;
  color: #374151;
}

.diff-output .sub-highlight {
  background: #dcfce7;
  color: #059669;
  padding: 1px 4px;
  border-radius: 3px;
  font-weight: 500;
}

.diff-stats {
  margin-top: 6px;
  font-size: 11px;
  color: #6b7280;
}

/* Empty state */
.empty-state {
  text-align: center;
  color: #9ca3af;
  padding: 24px 0;
  font-size: 12px;
}

/* Footer */
.footer {
  padding: 8px 16px;
  border-top: 1px solid #e5e7eb;
  text-align: center;
}

.privacy-note {
  font-size: 10px;
  color: #9ca3af;
  line-height: 1.4;
  margin-bottom: 6px;
  padding: 0 4px;
}

.footer a {
  font-size: 11px;
  color: #6b7280;
  text-decoration: none;
}

.footer a:hover {
  color: #111;
}