/* ===== Mode Selector ===== */
.mode-selector-card {
  background: linear-gradient(135deg, #F5F7FA 0%, #FFFFFF 100%);
}

.mode-selector {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.mode-option {
  cursor: pointer;
  display: block;
}

.mode-option input[type="radio"] {
  display: none;
}

.mode-content {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: white;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: all 0.2s ease;
}

.mode-option:hover .mode-content {
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.mode-option input:checked + .mode-content {
  border-color: var(--primary);
  background: var(--primary-light);
  box-shadow: var(--shadow-md);
}

.mode-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mode-icon.create {
  background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 100%);
  color: var(--primary);
}

.mode-icon.groups {
  background: linear-gradient(135deg, #F3E5F5 0%, #E1BEE7 100%);
  color: #7B1FA2;
}

.mode-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mode-text strong {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.mode-text span {
  font-size: 13px;
  color: var(--text-muted);
}

/* ===== Groups Mode ===== */
.groups-interface {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.operations-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.operation-card {
  background: #FAFAFA;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: all 0.15s ease;
}

.operation-card:hover {
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.operation-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.operation-header h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.operation-body {
  display: grid;
  gap: 14px;
}

.operation-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

/* ===== CSS Variables & Reset ===== */
:root {
  --primary: #0078D4;
  --primary-hover: #106EBE;
  --primary-light: #DEECF9;
  --success: #107C10;
  --success-hover: #0E6B0E;
  --warning: #FFB900;
  --danger: #D13438;
  --bg: #F5F5F5;
  --sidebar-bg: #FAFAFA;
  --card-bg: #FFFFFF;
  --border: #E1E1E1;
  --border-light: #F0F0F0;
  --text: #323130;
  --text-secondary: #605E5C;
  --text-muted: #8A8886;
  --shadow-sm: 0 1.6px 3.6px rgba(0,0,0,0.08), 0 0.3px 0.9px rgba(0,0,0,0.06);
  --shadow-md: 0 6.4px 14.4px rgba(0,0,0,0.08), 0 1.2px 3.6px rgba(0,0,0,0.06);
  --shadow-lg: 0 25.6px 57.6px rgba(0,0,0,0.12), 0 4.8px 14.4px rgba(0,0,0,0.08);
  --radius: 4px;
  --radius-lg: 4px;
  --font: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

body {
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
}

/* ===== App Layout ===== */
.app {
  display: flex;
  min-height: 100vh;
}

/* ===== Sidebar ===== */
.sidebar {
  width: 220px;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 20px 12px;
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  margin-bottom: 24px;
  font-weight: 600;
  font-size: 15px;
  color: var(--text);
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.15s ease;
}

.nav-item:hover {
  background: var(--border-light);
  color: var(--text);
}

.nav-item.active {
  background: var(--primary-light);
  color: var(--primary);
}

.sidebar-footer {
  margin-top: auto;
  padding: 12px;
}

.version {
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== Main Content ===== */
.main {
  flex: 1;
  margin-left: 220px;
  padding: 24px 32px 48px;
  min-height: 100vh;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 28px;
  gap: 20px;
  flex-wrap: wrap;
}

.header h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 14px;
}

.header-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
  margin-left: auto;
}

.content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ===== Cards ===== */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-light);
  background: linear-gradient(to bottom, #FAFAFA, #FFFFFF);
}

.card-header > div:first-of-type:not(.step-badge) {
  flex: 1;
}

.card-header h2 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 2px;
}

.card-header p {
  font-size: 13px;
  color: var(--text-muted);
}

.card-body {
  padding: 24px;
}

.step-badge {
  width: 28px;
  height: 28px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 13px;
  flex-shrink: 0;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
}

.btn-secondary {
  background: #F3F2F1;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
  background: #E1DFDD;
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.btn-outline:hover:not(:disabled) {
  background: var(--primary-light);
}

.btn-success {
  background: var(--success);
  color: white;
}

.btn-success:hover:not(:disabled) {
  background: var(--success-hover);
}

.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  color: var(--text-secondary);
  transition: all 0.15s ease;
}

.btn-icon:hover {
  background: var(--border-light);
  color: var(--text);
}

/* ===== Upload Zones ===== */
.upload-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  background: #FAFAFA;
}

.upload-zone:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.upload-zone.dragover {
  border-color: var(--primary);
  background: var(--primary-light);
  transform: scale(1.01);
}

.upload-zone.has-file {
  border-color: var(--success);
  border-style: solid;
  background: #F0FFF0;
}

.upload-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.upload-icon.csv {
  background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 100%);
  color: var(--primary);
}

.upload-icon.ldif {
  background: linear-gradient(135deg, #F3E5F5 0%, #E1BEE7 100%);
  color: #7B1FA2;
}

.upload-text {
  margin-bottom: 8px;
}

.upload-text strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.upload-text span {
  font-size: 13px;
  color: var(--text-muted);
}

.upload-status {
  font-size: 12px;
  color: var(--text-muted);
  padding: 6px 12px;
  background: white;
  border-radius: 20px;
  display: inline-block;
  margin-top: 8px;
  border: 1px solid var(--border-light);
}

.upload-zone.has-file .upload-status {
  background: var(--success);
  color: white;
  border-color: var(--success);
}

/* ===== Form Elements ===== */
.settings-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 120px;
}

.form-group.flex-grow {
  flex: 1;
}

.form-group label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.input {
  padding: 10px 14px;
  font-size: 14px;
  font-family: var(--font);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: white;
  color: var(--text);
  transition: all 0.15s ease;
}

.input:hover {
  border-color: #C8C6C4;
}

.input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-light);
}

.hint {
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== Mappings ===== */
.mapping-interface {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mapping-columns {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: start;
}

.mapping-column {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 300px;
}

.column-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: linear-gradient(to bottom, #FAFAFA, #F5F5F5);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  gap: 10px;
}

.column-header h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

.attribute-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 400px;
  overflow-y: auto;
  padding: 4px;
}

.attribute-item {
  padding: 12px 14px;
  background: white;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.attribute-item:hover {
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.attribute-item.selected {
  background: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
  font-weight: 500;
}

.attribute-item.mapped {
  background: #F0FFF0;
  border-color: var(--success);
  position: relative;
}

.attribute-item.mapped::after {
  content: '✓';
  position: absolute;
  right: 10px;
  color: var(--success);
  font-weight: bold;
}

.attribute-item .badge {
  background: var(--primary-light);
  color: var(--primary);
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
}

.mapping-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 60px;
  color: var(--text-muted);
}

.mapping-details {
  background: #FAFAFA;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 18px;
  margin-top: 10px;
}

.details-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.details-header h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.details-header span {
  color: var(--primary);
}

.details-body {
  display: grid;
  gap: 16px;
}

.selected-fields {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.selected-fields label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.literal-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.literal-controls {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.type-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.type-options .form-group {
  min-width: 200px;
}

.dn-template-group {
  flex-direction: column;
}

.dn-template-group .input {
  width: 100%;
}

select.input {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23605E5C' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

.selected-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 40px;
  padding: 12px;
  background: white;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
}

.selected-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

.selected-chip button {
  background: none;
  border: none;
  color: var(--primary);
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  font-size: 16px;
  line-height: 1;
  opacity: 0.7;
  transition: opacity 0.15s;
}

.selected-chip button:hover {
  opacity: 1;
}

.concat-options {
  display: grid;
  gap: 14px;
}

.mappings-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mapping-card {
  background: #FAFAFA;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 16px;
  transition: all 0.15s ease;
}

.mapping-card:hover {
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.mapping-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.mapping-header .form-group {
  flex: 1;
  max-width: 280px;
}

.mapping-fields {
  margin-bottom: 14px;
}

.mapping-fields label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: white;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  min-width: 0;
}

.checkbox-item:hover {
  border-color: var(--border);
}

.checkbox-item.checked {
  background: var(--primary-light);
  border-color: var(--primary);
}

.checkbox-item input {
  accent-color: var(--primary);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.checkbox-item span {
  font-size: 13px;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-height: 1.4;
  word-break: break-word;
}

.mapping-options {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: flex-end;
}

.mapping-options .form-group {
  min-width: 100px;
}

.mapping-options .input {
  width: 100%;
}

.toggle-group {
  display: flex;
  gap: 14px;
  padding-top: 24px;
}

.toggle-item {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 13px;
  color: var(--text-secondary);
}

.toggle-item input {
  accent-color: var(--primary);
  width: 16px;
  height: 16px;
}

.btn-remove {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 8px 14px;
  font-size: 13px;
}

.btn-remove:hover:not(:disabled) {
  background: #FEF2F2;
  border-color: var(--danger);
  color: var(--danger);
}

/* ===== Empty State ===== */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}

.empty-state svg {
  margin-bottom: 16px;
  color: var(--border);
}

.empty-state p {
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.empty-state span {
  font-size: 13px;
}

/* ===== Preview ===== */
.preview-container {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: #2D2D2D;
  color: #CCCCCC;
  font-size: 13px;
  font-family: 'Cascadia Code', 'Consolas', monospace;
}

.preview-code {
  background: #1E1E1E;
  color: #D4D4D4;
  padding: 20px;
  margin: 0;
  font-family: 'Cascadia Code', 'Consolas', monospace;
  font-size: 13px;
  line-height: 1.6;
  overflow: auto;
  max-height: 320px;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ===== Alert ===== */
.alert {
  padding: 14px 16px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: 13px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.alert-warning {
  background: #FFF8E1;
  border: 1px solid #FFE082;
  color: #8D6E00;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .mapping-columns {
    grid-template-columns: 1fr;
  }
  
  .mapping-arrow {
    display: none;
  }
}

@media (max-width: 900px) {
  .sidebar {
    display: none;
  }
  
  .main {
    margin-left: 0;
    padding: 20px;
  }
  
  .header {
    flex-direction: column;
    align-items: stretch;
  }
  
  .header-actions {
    justify-content: flex-end;
  }
}

@media (max-width: 600px) {
  .upload-grid {
    grid-template-columns: 1fr;
  }
  
  .settings-row {
    flex-direction: column;
  }
  
  .mapping-options {
    flex-direction: column;
    align-items: stretch;
  }
  
  .toggle-group {
    padding-top: 12px;
  }
}

/* ===== LDIF to CSV Styles ===== */
.attributes-summary {
  display: flex;
  gap: 24px;
  margin-bottom: 20px;
  padding: 14px 18px;
  background: var(--primary-light);
  border-radius: var(--radius);
  border: 1px solid rgba(0, 120, 212, 0.2);
}

.summary-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.summary-label {
  font-size: 13px;
  color: var(--text-secondary);
}

.summary-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}

.attribute-checkboxes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 8px;
  max-height: 400px;
  overflow-y: auto;
  padding: 4px;
}

.attribute-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: #FAFAFA;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.15s ease;
}

.attribute-checkbox:hover {
  background: #F5F5F5;
  border-color: var(--border);
}

.attribute-checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--primary);
  cursor: pointer;
}

.attribute-checkbox input[type="checkbox"]:checked + .checkbox-label .attr-name {
  color: var(--primary);
  font-weight: 500;
}

.checkbox-label {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.attr-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  word-break: break-word;
}

.attr-stats {
  font-size: 11px;
  color: var(--text-muted);
}

.upload-status.success {
  color: var(--success);
}

.upload-status.error {
  color: var(--danger);
}

.status-success {
  color: var(--success);
  font-weight: 500;
}

.status-error {
  color: var(--danger);
  font-weight: 500;
}

.alert-info {
  background: var(--primary-light);
  border: 1px solid rgba(0, 120, 212, 0.3);
  color: var(--primary-hover);
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: 13px;
}

.upload-zone.drag-over {
  border-color: var(--primary);
  background: var(--primary-light);
}

/* ===== Column Splitting Styles ===== */
.split-rules-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.empty-state-sm {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 20px;
  text-align: center;
  color: var(--text-muted);
}

.empty-state-sm p {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.empty-state-sm span {
  font-size: 12px;
}

.split-rule-dialog {
  background: #FAFAFA;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 12px;
}

.split-rule-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.split-rule-form .hint {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.split-rule-form #splitColumnNames {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
}

.input-sm {
  padding: 8px 12px;
  font-size: 13px;
}

.split-preview {
  background: white;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 12px;
  max-height: 200px;
  overflow: auto;
}

.preview-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.preview-table th {
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
  padding: 6px 10px;
  text-align: left;
  border: 1px solid rgba(0, 120, 212, 0.2);
}

.preview-table td {
  padding: 6px 10px;
  border: 1px solid var(--border-light);
  color: var(--text);
}

.preview-table td em {
  color: var(--text-muted);
  font-style: italic;
}

.dialog-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  padding-top: 8px;
}

.split-rule-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all 0.15s ease;
}

.split-rule-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.split-rule-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.split-rule-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.split-rule-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
}

.split-rule-header strong {
  color: var(--text);
  font-weight: 600;
}

.rule-arrow {
  color: var(--primary);
  font-weight: 600;
  font-size: 16px;
}

.rule-columns {
  color: var(--text-secondary);
  font-weight: 500;
}

.split-rule-meta {
  font-size: 12px;
  color: var(--text-muted);
}

.split-rule-meta code {
  background: var(--primary-light);
  color: var(--primary);
  padding: 2px 6px;
  border-radius: 3px;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 11px;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

/* ===== Paste Section Styles ===== */
.paste-section {
  margin-top: 20px;
  padding: 16px;
  background: #FAFAFA;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.paste-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.paste-header span {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.paste-textarea {
  width: 100%;
  min-height: 120px;
  padding: 12px;
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 12px;
  line-height: 1.6;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  resize: vertical;
  background: white;
  color: var(--text);
  transition: all 0.15s ease;
}

.paste-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.paste-textarea::placeholder {
  color: var(--text-muted);
  font-size: 12px;
}
/* ===== LDIF Cleaner Styles ===== */

.fix-operations-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.repeatable-attributes-card {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  background: #FAFAFA;
  padding: 16px;
}

.repeatable-attributes-header {
  margin-bottom: 12px;
}

.repeatable-attributes-header h3 {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.repeatable-attributes-header p {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--text-muted);
}

.repeatable-attributes-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.repeatable-inline-controls {
  display: flex;
  gap: 8px;
}

.repeatable-inline-controls input,
.repeatable-inline-controls select {
  flex: 1;
}

.repeatable-inline-controls .btn {
  padding-left: 12px;
  padding-right: 12px;
}

.repeatable-attributes-list {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.repeatable-attribute-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  color: var(--primary);
  background: var(--primary-light);
  border: 1px solid #B3D7F0;
  border-radius: 999px;
  padding: 4px 10px;
}

.repeatable-attribute-chip button {
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.repeatable-attribute-chip button:hover {
  color: var(--primary-hover);
}

.upload-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 12px;
}

.upload-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

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

.result-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-item {
  background: #F5F5F5;
  padding: 16px;
  border-radius: var(--radius-lg);
  text-align: center;
}

.stat-label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  display: block;
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
}

.stat-value.success {
  color: var(--success);
}

.stat-value.danger {
  color: var(--danger);
}

.results-container {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.results-preview {
  background: #FAFAFA;
  padding: 16px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
}

.results-preview h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 12px;
}

.duplicates-list {
  max-height: 400px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.duplicate-item {
  background: white;
  padding: 12px;
  border-left: 4px solid var(--danger);
  border-radius: 2px;
  font-size: 13px;
}

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

.duplicate-number {
  background: var(--danger);
  color: white;
  padding: 2px 6px;
  border-radius: 3px;
  font-weight: 600;
  font-size: 11px;
  flex-shrink: 0;
}

.duplicate-dn {
  color: var(--text);
  word-break: break-all;
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 12px;
}

.duplicate-attributes {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.duplicate-attribute {
  font-size: 12px;
  color: var(--text-secondary);
  display: flex;
  gap: 8px;
}

.duplicate-attribute-key {
  font-weight: 600;
  color: var(--text);
  min-width: 120px;
}

.duplicate-attribute-value {
  color: var(--text-muted);
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  word-break: break-word;
}

/* Algorithm Explanation Section */
.algorithm-explanation {
  background: linear-gradient(135deg, #F0F7FF 0%, #E8F4FF 100%);
  border: 1px solid #BBDEFB;
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 24px;
}

.explanation-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.explanation-header svg {
  color: var(--primary);
  flex-shrink: 0;
}

.explanation-header h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  margin: 0;
}

.explanation-text {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text);
  margin: 0 0 12px 0;
}

.explanation-details {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-left: 12px;
  border-left: 3px solid var(--primary);
}

.detail-item {
  font-size: 12px;
  color: var(--text-secondary);
}

.detail-item strong {
  color: var(--text);
}

.stat-value.info {
  color: #1976D2;
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.preview-header h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.preview-header svg {
  color: var(--danger);
  flex-shrink: 0;
}

.preview-info {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
}

.empty-state {
  text-align: center;
  padding: 24px;
  color: var(--text-muted);
  font-size: 13px;
}

.output-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.output-preview {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: white;
}

.output-preview textarea {
  width: 100%;
  min-height: 300px;
  padding: 16px;
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 12px;
  line-height: 1.6;
  border: none;
  resize: vertical;
  color: var(--text);
  background: white;
}

.output-preview textarea:focus {
  outline: none;
}

.output-preview textarea::placeholder {
  color: var(--text-muted);
}

.action-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-icon {
  background: none;
  border: none;
  padding: 4px 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  transition: all 0.15s ease;
  color: var(--text-secondary);
}

.btn-icon:hover {
  background: #F0F0F0;
  color: var(--text);
}

.btn-icon.danger:hover {
  background: #FFE7E7;
  color: var(--danger);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
}

.form-group input,
.form-group select {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  font-family: var(--font);
  background: white;
  color: var(--text);
  transition: all 0.15s ease;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.file-info {
  font-size: 12px;
  padding: 8px 12px;
  border-radius: var(--radius);
  background: #E8F5E9;
  color: var(--success);
  display: flex;
  align-items: center;
  gap: 8px;
}

.file-info.success {
  background: #E8F5E9;
  color: var(--success);
}

.file-info.error {
  background: #FFEBEE;
  color: var(--danger);
}

.hidden {
  display: none !important;
}