:root {
  color-scheme: dark;
  
  /* v0.dev Color Tokens */
  --background: oklch(0.16 0.028 268);
  --foreground: oklch(0.97 0.008 260);
  --card: oklch(0.21 0.03 268);
  --card-foreground: oklch(0.97 0.008 260);
  --popover: oklch(0.19 0.03 268);
  --popover-foreground: oklch(0.97 0.008 260);
  --primary: oklch(0.82 0.16 197);
  --primary-foreground: oklch(0.16 0.028 268);
  --secondary: oklch(0.27 0.04 268);
  --secondary-foreground: oklch(0.97 0.008 260);
  --muted: oklch(0.25 0.035 268);
  --muted-foreground: oklch(0.7 0.03 265);
  --accent: oklch(0.6 0.24 300);
  --accent-foreground: oklch(0.98 0.005 260);
  --destructive: oklch(0.63 0.24 20);
  --border: oklch(1 0 0 / 10%);
  --input: oklch(1 0 0 / 14%);
  --ring: oklch(0.82 0.16 197);
  
  /* v0.dev Border Radius System */
  --radius: 0.75rem;
  --radius-sm: calc(var(--radius) * 0.6);
  --radius-md: calc(var(--radius) * 0.8);
  --radius-lg: var(--radius);
  --radius-xl: calc(var(--radius) * 1.4);
  --radius-2xl: calc(var(--radius) * 1.8);
  
  /* v0.dev Neon Colors */
  --neon-cyan: oklch(0.82 0.16 197);
  --neon-violet: oklch(0.62 0.24 295);
  --neon-pink: oklch(0.68 0.25 5);
  
  /* v0.dev Font Families */
  --font-inter: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-space-grotesk: 'Space Grotesk', ui-sans-serif, system-ui, sans-serif;
  --font-plus-jakarta: 'Plus Jakarta Sans', 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-outfit: 'Outfit', 'Plus Jakarta Sans', 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-sans: var(--font-inter);
  --font-display: var(--font-outfit);
}

/* v0.dev Base Styles */
*,
*::before,
*::after {
  border-color: var(--border);
  outline-color: oklch(0.82 0.16 197 / 50%);
}

body {
  background-color: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
}

/* v0.dev Font Classes */
.font-sans {
  font-family: var(--font-sans);
}

.font-display {
  font-family: var(--font-display);
}

/* v0.dev Radius Utilities */
.rounded-sm {
  border-radius: var(--radius-sm);
}

.rounded-md {
  border-radius: var(--radius-md);
}

.rounded-lg {
  border-radius: var(--radius-lg);
}

.rounded-xl {
  border-radius: var(--radius-xl);
}

.rounded-2xl {
  border-radius: var(--radius-2xl);
}

/* v0.dev Utility Classes - Glow Effects */
.text-glow-cyan {
  text-shadow: 0 0 20px rgba(6, 182, 212, 0.5), 0 0 40px rgba(6, 182, 212, 0.3), 0 0 60px rgba(6, 182, 212, 0.2);
}

.text-glow-violet {
  text-shadow: 0 0 20px rgba(139, 92, 246, 0.5), 0 0 40px rgba(139, 92, 246, 0.3);
}

.text-glow-pink {
  text-shadow: 0 0 20px rgba(236, 72, 153, 0.5), 0 0 40px rgba(236, 72, 153, 0.3);
}

/* v0.dev Utility Classes - Gradients */
.text-gradient-neon {
  background: linear-gradient(135deg, #06b6d4 0%, #8b5cf6 50%, #d946ef 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-cyan {
  background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-violet {
  background: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* v0.dev Utility Classes - Backgrounds */
.bg-grid {
  background-image:
    linear-gradient(to right, oklch(1 0 0 / 4%) 1px, transparent 1px),
    linear-gradient(to bottom, oklch(1 0 0 / 4%) 1px, transparent 1px);
  background-size: 44px 44px;
}

.bg-grid-small {
  background-image:
    linear-gradient(to right, oklch(1 0 0 / 3%) 1px, transparent 1px),
    linear-gradient(to bottom, oklch(1 0 0 / 3%) 1px, transparent 1px);
  background-size: 20px 20px;
}

.bg-radial-glow {
  background: radial-gradient(ellipse 60% 50% at 50% 0%, oklch(0.82 0.16 197 / 15%), transparent);
}

/* v0.dev Utility Classes - Box Shadows */
.shadow-neon-cyan {
  box-shadow: 0 0 0 1px oklch(0.82 0.16 197 / 40%), 0 0 24px oklch(0.82 0.16 197 / 35%);
}

.shadow-neon-violet {
  box-shadow: 0 0 0 1px oklch(0.62 0.24 295 / 45%), 0 0 24px oklch(0.62 0.24 295 / 40%);
}

.shadow-neon-pink {
  box-shadow: 0 0 0 1px oklch(0.68 0.25 5 / 45%), 0 0 24px oklch(0.68 0.25 5 / 40%);
}

.shadow-neon-subtle {
  box-shadow: 0 0 0 1px oklch(0.82 0.16 197 / 25%), 0 0 40px oklch(0.82 0.16 197 / 15%);
}

.neon-faq dt > a {
  display: block;
  position: relative;
  color: var(--foreground);
  text-decoration: none;
  padding: 14px 20px;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: var(--card);
  transition: all 0.2s ease;
}

.neon-faq dt > a:hover {
  border-color: oklch(0.82 0.16 197 / 40%);
  background: oklch(0.82 0.16 197 / 8%);
}

.neon-faq dt > a.active {
  color: var(--primary-foreground);
  border-color: var(--primary);
  background: var(--primary);
}

.neon-faq dt > a::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 16px;
  transform: translateY(-50%);
  font-size: 18px;
  color: var(--muted-foreground);
}

.neon-faq dt > a.active::after {
  content: "−";
  color: var(--primary-foreground);
}

.neon-faq dd {
  margin: 0 0 12px;
  padding: 12px 20px 4px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted-foreground);
}

.panel-nav-active {
  background: oklch(0.82 0.16 197 / 12%);
  color: var(--primary);
  box-shadow: 0 0 0 1px oklch(0.82 0.16 197 / 40%), 0 0 24px oklch(0.82 0.16 197 / 35%);
}

.panel-sidebar-hidden {
  transform: translateX(-100%);
}

@media (min-width: 1024px) {
  .panel-sidebar-hidden {
    transform: translateX(0);
  }
}

/* Panel form & UI components */
.neon-label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted-foreground);
}

.neon-input,
.neon-select,
.neon-textarea {
  width: 100%;
  border-radius: 0.75rem;
  border: 1px solid var(--input);
  background: oklch(0.27 0.04 268 / 40%);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--foreground);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.neon-input:focus,
.neon-select:focus,
.neon-textarea:focus {
  border-color: oklch(0.82 0.16 197 / 60%);
  box-shadow: 0 0 0 3px oklch(0.82 0.16 197 / 20%);
}

.neon-input:read-only {
  opacity: 0.7;
  cursor: not-allowed;
}

.neon-textarea {
  min-height: 120px;
  resize: vertical;
}

.neon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 0.75rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  transition: transform 0.15s, background 0.2s, border-color 0.2s;
  cursor: pointer;
  border: 1px solid transparent;
}

.neon-btn-primary {
  background: var(--primary);
  color: var(--primary-foreground);
  box-shadow: 0 0 0 1px oklch(0.82 0.16 197 / 40%), 0 0 24px oklch(0.82 0.16 197 / 35%);
}

.neon-btn-primary:hover {
  transform: translateY(-1px);
}

.neon-btn-secondary {
  background: oklch(0.27 0.04 268 / 60%);
  color: var(--foreground);
  border-color: var(--border);
}

.neon-btn-secondary:hover {
  background: oklch(0.27 0.04 268 / 90%);
}

.neon-card {
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: var(--card);
  overflow: hidden;
}

.neon-card-header {
  border-bottom: 1px solid oklch(1 0 0 / 10%);
  padding: 1rem 1.25rem;
}

.neon-card-body {
  padding: 1.25rem;
}

.neon-alert {
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  padding: 1rem 1.25rem;
}

.neon-alert-success {
  border-color: oklch(0.82 0.16 197 / 35%);
  background: oklch(0.82 0.16 197 / 10%);
  color: var(--foreground);
}

.neon-alert-danger {
  border-color: oklch(0.63 0.24 20 / 45%);
  background: oklch(0.63 0.24 20 / 12%);
  color: var(--foreground);
}

.neon-alert-info {
  border-color: oklch(0.68 0.14 235 / 45%);
  background: oklch(0.68 0.14 235 / 12%);
  color: var(--foreground);
}

.neon-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 9999px;
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 600;
}

.neon-badge-success {
  border: 1px solid oklch(0.82 0.16 197 / 40%);
  background: oklch(0.82 0.16 197 / 12%);
  color: var(--primary);
}

.neon-badge-warning {
  border: 1px solid oklch(0.8 0.15 85 / 40%);
  background: oklch(0.8 0.15 85 / 12%);
  color: oklch(0.85 0.12 85);
}

.neon-badge-danger {
  border: 1px solid oklch(0.63 0.24 20 / 40%);
  background: oklch(0.63 0.24 20 / 12%);
  color: oklch(0.75 0.2 20);
}

.neon-badge-info {
  border: 1px solid oklch(0.68 0.14 235 / 40%);
  background: oklch(0.68 0.14 235 / 12%);
  color: oklch(0.78 0.12 235);
}

.neon-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  border-bottom: 1px solid oklch(1 0 0 / 10%);
  padding-bottom: 0.75rem;
  margin-bottom: 1.25rem;
}

.neon-tab {
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  background: oklch(0.27 0.04 268 / 40%);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted-foreground);
  cursor: pointer;
  transition: all 0.2s;
}

.neon-tab:hover:not(.neon-tab-disabled) {
  color: var(--foreground);
  border-color: oklch(0.82 0.16 197 / 40%);
}

.neon-tab-active {
  background: oklch(0.82 0.16 197 / 12%);
  border-color: oklch(0.82 0.16 197 / 50%);
  color: var(--primary);
  box-shadow: 0 0 0 1px oklch(0.82 0.16 197 / 30%);
}

.neon-tab-disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.neon-tab-pane {
  display: none;
}

.neon-tab-pane-active {
  display: block;
}

.neon-radio-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
  color: var(--foreground);
  cursor: pointer;
}

.neon-input-group {
  display: flex;
  align-items: stretch;
}

.neon-input-addon {
  display: flex;
  align-items: center;
  border: 1px solid var(--input);
  background: oklch(0.27 0.04 268 / 60%);
  padding: 0 0.875rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.neon-input-group .neon-input-addon:first-child {
  border-radius: 0.75rem 0 0 0.75rem;
  border-right: none;
}

.neon-input-group .neon-input-addon:last-child {
  border-radius: 0 0.75rem 0.75rem 0;
  border-left: none;
}

.neon-input-group .neon-input:not(:first-child):not(:last-child),
.neon-input-group .neon-input:first-child:not(:only-child) {
  border-radius: 0;
}

.neon-input-group .neon-input:last-child:not(:only-child) {
  border-radius: 0 0.75rem 0.75rem 0;
  border-left: none;
}

.neon-input-group .neon-input:first-child:not(:only-child) {
  border-radius: 0.75rem 0 0 0.75rem;
  border-right: none;
}

/* DataTables dark overrides */
table.dataTable {
  width: 100% !important;
  border-collapse: collapse !important;
  color: var(--foreground) !important;
}

table.dataTable thead th {
  border-bottom: 1px solid oklch(1 0 0 / 10%) !important;
  padding: 0.75rem 1.25rem !important;
  font-size: 0.75rem !important;
  text-transform: uppercase !important;
  letter-spacing: 0.05em !important;
  color: var(--muted-foreground) !important;
  background: transparent !important;
}

table.dataTable tbody td {
  border-bottom: 1px solid oklch(1 0 0 / 6%) !important;
  padding: 1rem 1.25rem !important;
  background: transparent !important;
  vertical-align: middle !important;
}

table.dataTable tbody tr:hover td {
  background: oklch(0.27 0.04 268 / 30%) !important;
}

.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter,
.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_paginate {
  color: var(--muted-foreground) !important;
  font-size: 0.875rem !important;
  margin-top: 0.75rem !important;
}

.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
  border-radius: 0.5rem !important;
  border: 1px solid var(--input) !important;
  background: oklch(0.27 0.04 268 / 40%) !important;
  color: var(--foreground) !important;
  padding: 0.375rem 0.625rem !important;
}

.dataTables_wrapper .paginate_button {
  border-radius: 0.5rem !important;
  border: 1px solid var(--border) !important;
  background: oklch(0.27 0.04 268 / 40%) !important;
  color: var(--foreground) !important;
  margin: 0 0.125rem !important;
}

.dataTables_wrapper .paginate_button.current {
  background: oklch(0.82 0.16 197 / 15%) !important;
  border-color: oklch(0.82 0.16 197 / 40%) !important;
  color: var(--primary) !important;
}

/* Auth pages */
.auth-page {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background-color: var(--background);
  background-image:
    linear-gradient(to right, oklch(1 0 0 / 4%) 1px, transparent 1px),
    linear-gradient(to bottom, oklch(1 0 0 / 4%) 1px, transparent 1px);
  background-size: 44px 44px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: oklch(0.21 0.03 268 / 90%);
  padding: 2rem;
  box-shadow: 0 0 0 1px oklch(0.82 0.16 197 / 25%), 0 0 40px oklch(0.82 0.16 197 / 15%);
  backdrop-filter: blur(12px);
}

.auth-title {
  font-family: var(--font-space-grotesk);
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1.75rem;
}

.auth-link {
  display: block;
  margin-top: 1.25rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--primary);
  text-decoration: none;
}

.auth-link:hover {
  text-decoration: underline;
}