@import url('https://fonts.googleapis.com/css2?family=Barlow:wght@300;400;500;600;700&display=swap');

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type="number"] {
  -moz-appearance: textfield;
}

:root {
  --button-outline: rgba(0,0,0, .10);
  --badge-outline: rgba(0,0,0, .05);
  --elevate-1: rgba(0,0,0, .03);
  --elevate-2: rgba(0,0,0, .08);
  --background: hsl(0 0% 100%);
  --foreground: hsl(0 0% 9%);
  --border: hsl(0 0% 90%);
  --card: hsl(0 0% 98%);
  --card-foreground: hsl(0 0% 9%);
  --card-border: hsl(0 0% 94%);
  --primary: hsl(211 85% 45%);
  --primary-foreground: hsl(0 0% 98%);
  --secondary: hsl(0 0% 91%);
  --secondary-foreground: hsl(0 0% 9%);
  --muted: hsl(210 6% 93%);
  --muted-foreground: hsl(0 0% 45%);
  --accent: hsl(210 8% 94%);
  --accent-foreground: hsl(0 0% 9%);
  --destructive: hsl(0 84% 42%);
  --destructive-foreground: hsl(0 0% 98%);
  --input-border: hsl(0 0% 75%);
  --ring: hsl(211 85% 45%);
  --radius: 0.5rem;
  --font-sans: 'Barlow', system-ui, sans-serif;
}

.dark {
  --button-outline: rgba(255,255,255, .10);
  --badge-outline: rgba(255,255,255, .05);
  --elevate-1: rgba(255,255,255, .04);
  --elevate-2: rgba(255,255,255, .09);
  --background: hsl(0 0% 7%);
  --foreground: hsl(0 0% 98%);
  --border: hsl(0 0% 16%);
  --card: hsl(0 0% 9%);
  --card-foreground: hsl(0 0% 98%);
  --card-border: hsl(0 0% 12%);
  --primary: hsl(211 85% 50%);
  --primary-foreground: hsl(0 0% 98%);
  --secondary: hsl(0 0% 16%);
  --secondary-foreground: hsl(0 0% 98%);
  --muted: hsl(210 5% 15%);
  --muted-foreground: hsl(0 0% 63%);
  --accent: hsl(210 6% 15%);
  --accent-foreground: hsl(0 0% 98%);
  --destructive: hsl(0 84% 42%);
  --destructive-foreground: hsl(0 0% 98%);
  --input-border: hsl(0 0% 25%);
  --ring: hsl(211 85% 55%);
}

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

button,
input,
select,
textarea {
  font-family: inherit;
}

body {
  font-family: var(--font-sans);
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1rem;
}

.container.container-wide {
  max-width: 100%;
  padding: 0 1.5rem;
}

.header {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1rem;
  border-bottom: 1px solid var(--border);
  background-color: var(--card);
  position: relative;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-logo {
  height: 28px;
  width: auto;
}

.dark .header-logo {
  filter: invert(1) brightness(2);
}

.header-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--foreground);
}

.header-actions {
  position: absolute;
  right: 1rem;
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.settings-dropdown {
  position: relative;
}

.settings-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--foreground);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.settings-btn:hover {
  background-color: var(--elevate-1);
}

.settings-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.5rem;
  background-color: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 0.75rem;
  min-width: 180px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 100;
}

.settings-section {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.settings-section + .settings-section {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

.settings-logout .logout-btn {
  width: 100%;
  justify-content: center;
}

.settings-version {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.version-number {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  font-weight: 500;
}

.settings-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted-foreground);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.lang-switcher {
  display: flex;
  gap: 0.25rem;
  background-color: var(--muted);
  padding: 0.25rem;
  border-radius: var(--radius);
}

.lang-btn {
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  border: none;
  background: none;
  cursor: pointer;
  border-radius: calc(var(--radius) - 2px);
  color: var(--muted-foreground);
  transition: background-color 0.15s, color 0.15s;
}

.lang-btn:hover {
  color: var(--foreground);
}

.lang-btn.active {
  background-color: var(--background);
  color: var(--foreground);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.theme-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--foreground);
  border-radius: var(--radius);
  width: 100%;
  font-size: 0.875rem;
}

.theme-toggle:hover {
  background-color: var(--elevate-1);
}

.main-content {
  padding: 1.5rem;
}

.card {
  background-color: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.card-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--foreground);
}

.form-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .form-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .form-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--foreground);
}

.form-input,
.form-select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  border: 1px solid var(--input-border);
  border-radius: var(--radius);
  background-color: var(--background);
  color: var(--foreground);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--ring);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.form-input::placeholder {
  color: var(--muted-foreground);
}

.form-input:disabled,
.form-select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s, border-color 0.15s, opacity 0.15s;
  text-decoration: none;
}

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

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

.btn-primary:hover:not(:disabled) {
  opacity: 0.9;
}

.btn-secondary {
  background-color: var(--secondary);
  color: var(--secondary-foreground);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--elevate-1);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border);
  color: var(--foreground);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--elevate-1);
}

.btn-ghost {
  background-color: transparent;
  color: var(--foreground);
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--elevate-1);
}

.btn-icon {
  padding: 0.5rem;
  width: 2.25rem;
  height: 2.25rem;
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
}

.form-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.separator {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1rem 0;
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

.separator::before,
.separator::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: var(--border);
}

.tabs {
  display: flex;
  gap: 0.25rem;
  background-color: var(--muted);
  padding: 0.25rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.tab {
  flex: 1;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  text-align: center;
  border: none;
  background: none;
  cursor: pointer;
  border-radius: calc(var(--radius) - 2px);
  color: var(--muted-foreground);
  transition: background-color 0.15s, color 0.15s;
}

.tab:hover {
  color: var(--foreground);
}

.tab.active {
  background-color: var(--background);
  color: var(--foreground);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.results-count {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.results-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.vehicle-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.status-segmented {
  display: flex;
  gap: 0.125rem;
  background: var(--muted);
  border-radius: 9999px;
  padding: 0.1875rem;
  margin-right: 0.5rem;
}

.status-seg-btn {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.75rem;
  border: none;
  background: none;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted-foreground);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  line-height: 1.5;
}

.status-seg-btn:hover {
  color: var(--foreground);
}

.status-seg-btn.active {
  background: var(--card);
  color: var(--foreground);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
}

.status-dot {
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  flex-shrink: 0;
}

.view-toggle {
  display: flex;
  gap: 0.25rem;
  background-color: var(--muted);
  border-radius: var(--radius);
  padding: 0.125rem;
}

.view-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border: none;
  background: none;
  border-radius: calc(var(--radius) - 2px);
  color: var(--muted-foreground);
  cursor: pointer;
  transition: background-color 0.15s, color 0.15s;
}

.view-toggle-btn:hover {
  color: var(--foreground);
}

.view-toggle-btn.active {
  background-color: var(--card);
  color: var(--foreground);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

.vehicle-table-wrapper {
  overflow: visible;
  position: relative;
}

.vehicle-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.vehicle-table thead th {
  text-align: left;
  padding: 0.625rem 0.75rem;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted-foreground);
  border-bottom: 2px solid var(--card-border);
  white-space: nowrap;
  background-color: var(--muted);
  position: relative;
  cursor: pointer;
  user-select: none;
}

.vehicle-table tbody tr {
  border-bottom: 1px solid var(--card-border);
  cursor: pointer;
  transition: background-color 0.15s;
}

.vehicle-table tbody tr.parent-spacer-row {
  border: none;
  cursor: default;
  pointer-events: none;
}

.vehicle-table tbody tr.parent-spacer-row:hover {
  background-color: transparent !important;
}

.vehicle-table tbody tr.compatible-vehicles-row {
  cursor: default;
}

.vehicle-table tbody tr.compatible-vehicles-row.hidden {
  display: none;
}

.vehicle-table tbody tr.child-vehicle-row {
  font-size: 0.875rem;
}

.vehicle-table tbody tr.child-vehicle-row.hidden {
  display: none;
}

.vehicle-table tbody tr.child-vehicle-row td:first-child {
  position: relative;
  padding-left: 2rem;
}

.vehicle-table tbody tr.child-vehicle-row td:first-child::before {
  content: '';
  position: absolute;
  left: 0.75rem;
  top: 0;
  bottom: 50%;
  width: 0;
  border-left: 1px solid var(--foreground);
}

.vehicle-table tbody tr.child-vehicle-row td:first-child::after {
  content: '';
  position: absolute;
  left: 0.75rem;
  top: 50%;
  width: 0.75rem;
  height: 0;
  border-top: 1px solid var(--foreground);
}

.vehicle-table tbody tr.child-vehicle-row:not(.child-last) td:first-child::before {
  bottom: 0;
}

.vehicle-table tbody tr.has-children {
  cursor: pointer;
}

.table-action-btn:hover {
  color: var(--primary) !important;
}

.vehicle-table thead th .th-content {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.excel-filter-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  color: var(--muted-foreground);
  opacity: 0.5;
  transition: opacity 0.15s, color 0.15s;
  flex-shrink: 0;
}

.vehicle-table thead th:hover .excel-filter-icon {
  opacity: 1;
}

.excel-filter-icon.active {
  color: var(--primary);
  opacity: 1;
}

.excel-filter-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 100;
  min-width: 200px;
  max-width: 300px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.375rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  padding: 0;
  display: none;
}

.excel-filter-dropdown.open {
  display: block;
}

.excel-filter-search {
  width: 100%;
  padding: 0.5rem 0.625rem;
  font-size: 0.8125rem;
  border: none;
  border-bottom: 1px solid var(--border);
  background: transparent;
  color: var(--foreground);
  outline: none;
  box-sizing: border-box;
}

.excel-filter-search::placeholder {
  color: var(--muted-foreground);
  opacity: 0.6;
}

.excel-filter-actions {
  display: flex;
  justify-content: space-between;
  padding: 0.375rem 0.625rem;
  border-bottom: 1px solid var(--border);
  gap: 0.5rem;
}

.excel-filter-actions button {
  background: none;
  border: none;
  color: var(--primary);
  cursor: pointer;
  font-size: 0.75rem;
  padding: 0.125rem 0.25rem;
  font-weight: 500;
}

.excel-filter-actions button:hover {
  text-decoration: underline;
}

.excel-filter-list {
  max-height: 220px;
  overflow-y: auto;
  padding: 0.25rem 0;
}

.excel-filter-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3125rem 0.625rem;
  font-size: 0.8125rem;
  cursor: pointer;
  color: var(--foreground);
  transition: background-color 0.1s;
}

.excel-filter-item:hover {
  background-color: var(--muted);
}

.excel-filter-item input[type="checkbox"] {
  accent-color: var(--primary);
  width: 0.875rem;
  height: 0.875rem;
  cursor: pointer;
  flex-shrink: 0;
}

.excel-filter-item label {
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.excel-filter-apply {
  display: flex;
  justify-content: flex-end;
  padding: 0.375rem 0.625rem;
  border-top: 1px solid var(--border);
}

.excel-filter-apply button {
  background: var(--primary);
  color: var(--primary-foreground);
  border: none;
  border-radius: 0.25rem;
  padding: 0.3125rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
}

.excel-filter-apply button:hover {
  opacity: 0.9;
}

.excel-active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 0.75rem;
}

.excel-active-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.1875rem 0.5rem;
  font-size: 0.75rem;
  background-color: var(--primary);
  color: #fff;
  border-radius: 1rem;
  white-space: nowrap;
}

.excel-active-filter-chip button {
  background: none;
  border: none;
  color: rgba(255,255,255,0.75);
  cursor: pointer;
  font-size: 0.875rem;
  line-height: 1;
  padding: 0;
  margin-left: 0.125rem;
  display: inline-flex;
  align-items: center;
}

.excel-active-filter-chip button:hover {
  color: #fff;
}

.excel-clear-all-filters {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.1875rem 0.5rem;
  font-size: 0.75rem;
  background: var(--muted);
  color: var(--muted-foreground);
  border: 1px solid var(--border);
  border-radius: 1rem;
  cursor: pointer;
  white-space: nowrap;
}

.excel-clear-all-filters:hover {
  background: var(--border);
}

.vehicle-table tbody tr:hover {
  background-color: var(--muted);
}

.vehicle-table tbody tr.compatible-vehicles-row:hover {
  background-color: transparent;
}

.vehicle-table td {
  padding: 0.5rem 0.75rem;
  color: var(--foreground);
  vertical-align: middle;
}

.vehicle-table td:last-child {
  width: auto;
  text-align: center;
}

.vehicle-card-badge-sm {
  font-size: 0.6875rem;
  padding: 0.125rem 0.375rem;
}

.ecu-selection-section {
  margin-bottom: 1.5rem;
}

.ecu-selection-section h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 0.75rem;
}

.ecu-selection-grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

.ecu-selection-card {
  background-color: var(--card);
  border: 2px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1rem;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.ecu-selection-card:hover {
  border-color: var(--primary);
}

.ecu-selection-card.selected {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary);
  background-color: rgba(35, 129, 197, 0.05);
}

.ecu-selection-card-type {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  margin-bottom: 0.5rem;
}

.ecu-selection-card-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--foreground);
}

.ecu-selection-card-detail {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  margin-top: 0.25rem;
}

.vehicle-child-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.6875rem;
  font-weight: 500;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
}

.vehicle-child-indicator.parent {
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--primary);
}

.vehicle-child-indicator.child {
  background-color: rgba(168, 85, 247, 0.1);
  color: hsl(271 91% 65%);
}

.vehicle-children-group {
  margin-left: 1.5rem;
  border-left: 2px solid var(--primary);
  padding-left: 0.75rem;
}

.vehicle-card {
  background-color: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.vehicle-card:hover {
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.vehicle-card-image {
  width: 100%;
  height: 160px;
  object-fit: contain;
  background-color: var(--muted);
}

.vehicle-card-content {
  padding: 1rem;
}

.vehicle-card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.vehicle-card-subtitle {
  font-size: 0.8125rem;
  color: var(--muted-foreground);
  margin-bottom: 0.75rem;
}

.vehicle-card-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.vehicle-card-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  background-color: var(--muted);
  color: var(--muted-foreground);
  border-radius: calc(var(--radius) - 2px);
}

.vehicle-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.vehicle-list-item {
  display: flex;
  gap: 1rem;
  padding: 0.75rem;
  background-color: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.15s, background-color 0.15s;
  flex-wrap: wrap;
}

.vehicle-list-item:hover {
  border-color: var(--primary);
  background-color: var(--elevate-1);
}

.vehicle-list-image {
  width: 8rem;
  height: 6rem;
  object-fit: contain;
  border-radius: calc(var(--radius) - 2px);
  background-color: var(--muted);
  flex-shrink: 0;
}

.vehicle-list-content {
  flex: 1;
  min-width: 200px;
}

.vehicle-list-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 0.25rem;
}

.vehicle-list-subtitle {
  font-size: 0.8125rem;
  color: var(--muted-foreground);
  margin-bottom: 0.5rem;
}

.vehicle-list-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.pagination-info {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin: 0 1rem;
}

.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 3rem;
  color: var(--muted-foreground);
}

.spinner {
  width: 1.5rem;
  height: 1.5rem;
  border: 2px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-right: 0.75rem;
}

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

.icon-spin {
  animation: spin 1s linear infinite;
}

@keyframes highlightFlash {
  0% { box-shadow: 0 0 0 0 rgba(35, 129, 197, 0.5); }
  30% { box-shadow: 0 0 0 4px rgba(35, 129, 197, 0.4); }
  100% { box-shadow: 0 0 0 0 rgba(35, 129, 197, 0); }
}

.highlight-flash,
.vin-highlight {
  animation: highlightFlash 1.5s ease-out;
}

tr.highlight-flash {
  animation: none;
  background-color: rgba(35, 129, 197, 0.12) !important;
  transition: background-color 1.5s ease-out;
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--muted-foreground);
}

.empty-state-icon {
  width: 3rem;
  height: 3rem;
  margin: 0 auto 1rem;
  opacity: 0.5;
}

.empty-state-title {
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--foreground);
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 50;
  padding: 1rem;
}

.modal {
  background-color: var(--card);
  border-radius: var(--radius);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.modal-title {
  font-size: 1.125rem;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--muted-foreground);
  padding: 0.25rem;
}

.modal-close:hover {
  color: var(--foreground);
}

.modal-body {
  padding: 1.5rem;
}

.modal-image {
  width: 100%;
  max-height: 200px;
  object-fit: contain;
  background-color: var(--muted);
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.detail-grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(2, 1fr);
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.detail-label {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.detail-value {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--foreground);
}

.icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.icon-lg {
  width: 1.25rem;
  height: 1.25rem;
}

.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-center {
  text-align: center;
}

.mt-4 {
  margin-top: 1rem;
}

.mb-4 {
  margin-bottom: 1rem;
}

.flex {
  display: flex;
}

.items-center {
  align-items: center;
}

.gap-2 {
  gap: 0.5rem;
}

.gap-4 {
  gap: 1rem;
}

.autocomplete-container {
  position: relative;
}

.autocomplete-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  max-height: 320px;
  overflow-y: auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  margin-top: 2px;
}

.autocomplete-dropdown.hidden {
  display: none;
}

.autocomplete-item {
  padding: 0.625rem 0.75rem;
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--foreground);
  border-bottom: 1px solid var(--border);
  transition: background-color 0.15s ease;
}

.autocomplete-item:last-child {
  border-bottom: none;
}

.autocomplete-item:hover,
.autocomplete-item.highlighted {
  background: var(--accent);
}

.autocomplete-item-subtitle {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  margin-top: 2px;
}

.autocomplete-no-results {
  padding: 0.75rem;
  text-align: center;
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

/* Responsive Styles */
@media (max-width: 640px) {
  .header {
    flex-direction: row;
    justify-content: space-between;
    padding: 0.75rem 1rem;
  }
  
  .header-actions {
    position: static;
    gap: 0.5rem;
  }
  
  .header-brand {
    flex-direction: row;
    gap: 0.5rem;
    align-items: center;
  }
  
  .header-title {
    font-size: 1rem;
  }
  
  .settings-menu {
    right: 0;
    min-width: 160px;
  }
  
  .tabs {
    flex-direction: column;
  }
  
  .tab {
    padding: 0.625rem 0.75rem;
  }
  
  .main-content {
    padding: 1rem;
  }
  
  .card {
    padding: 1rem;
  }
  
  .modal {
    margin: 0.5rem;
    max-height: calc(100vh - 1rem);
  }
  
  .modal-header,
  .modal-body {
    padding: 1rem;
  }
  
  .detail-grid {
    grid-template-columns: 1fr;
  }
  
  .vehicle-list-image {
    width: 100%;
    height: auto;
    max-height: 150px;
  }
  
  .vehicle-list-content {
    min-width: 100%;
  }
  
  .results-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .pagination-info {
    margin: 0.5rem 0;
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .header-logo {
    height: 24px;
  }
  
  .header-title {
    font-size: 1rem;
  }
  
  .form-actions {
    flex-direction: column;
  }
  
  .form-actions .btn {
    width: 100%;
  }
  
  .results-actions {
    width: 100%;
    justify-content: space-between;
  }
  
  .vehicle-card-badge {
    font-size: 0.6875rem;
    padding: 0.1875rem 0.375rem;
  }
}

/* Toast Notifications */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.9375rem;
  z-index: 9999;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: opacity 0.3s ease, transform 0.3s ease;
  max-width: 90%;
  text-align: center;
}

.toast.hidden {
  opacity: 0;
  transform: translateX(-50%) translateY(1rem);
  pointer-events: none;
}

.toast.success {
  background-color: hsl(142 76% 36%);
  color: white;
}

.toast.error {
  background-color: var(--destructive);
  color: var(--destructive-foreground);
}

.toast.info {
  background-color: var(--primary);
  color: var(--primary-foreground);
}

.gutachten-main-row:hover {
  background-color: var(--muted);
}

@media (max-width: 1100px) {
  .gutachten-detail-grid {
    grid-template-columns: 1fr 1fr !important;
  }
}

@media (max-width: 700px) {
  .gutachten-detail-grid {
    grid-template-columns: 1fr !important;
  }
}