:root {
  /* Base Colors - Black Background with White Text (matching TWA) */
  --background: #000000;
  --foreground: rgba(255, 255, 255, 0.95);
  
  /* Card & Popover - Dark glass surfaces */
  --card: rgba(26, 29, 46, 0.6);
  --card-foreground: rgba(255, 255, 255, 0.95);
  --popover: rgba(31, 41, 55, 0.8);
  --popover-foreground: rgba(255, 255, 255, 0.95);
  
  /* Primary - Lime Green (#C4FF0D) - Brand Accent */
  --primary: #C4FF0D;
  --primary-foreground: #000000;
  
  /* Secondary - Dark gray surfaces */
  --secondary: #0A0A0A;
  --secondary-foreground: rgba(255, 255, 255, 0.95);
  
  /* Muted - Dark backgrounds */
  --muted: rgba(255, 255, 255, 0.05);
  --muted-foreground: rgba(255, 255, 255, 0.5);
  
  /* Accent - Lime Green variations */
  --accent: #C4FF0D;
  --accent-foreground: #000000;
  --accent-darker: #A0D910;
  
  /* Destructive - Red for errors */
  --destructive: rgba(239, 68, 68, 0.8);
  --destructive-foreground: rgba(255, 255, 255, 0.95);
  
  /* Borders & Inputs - Subtle white borders */
  --border: rgba(255, 255, 255, 0.1);
  --input: rgba(255, 255, 255, 0.1);
  --ring: #C4FF0D;
  
  /* Chart Colors - Lime and complementary colors */
  --chart-1: #C4FF0D;
  --chart-2: #A0D910;
  --chart-3: rgba(196, 255, 13, 0.6);
  --chart-4: rgba(196, 255, 13, 0.4);
  --chart-5: rgba(196, 255, 13, 0.2);
  
  /* Typography - System fonts matching TWA */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
  --font-serif: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  
  /* Border Radius - Matching TWA */
  --radius: 0.75rem;
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.5rem;
  
  /* Shadows - Dark theme shadows with lime glow */
  --shadow-2xs: 0 2px 8px rgba(0, 0, 0, 0.15);
  --shadow-xs: 0 2px 8px rgba(0, 0, 0, 0.15);
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.4);
  --shadow-2xl: 0 12px 32px rgba(0, 0, 0, 0.4);
  --shadow-lime: 0 0 30px rgba(196, 255, 13, 0.3);
  
  /* Spacing */
  --spacing: 0.25rem;
  --tracking-normal: -0.01em;
}

/* Custom utility classes */
.gradient-primary {
  background: linear-gradient(135deg, #C4FF0D 0%, #A0D910 100%);
}

.text-primary {
  color: var(--primary) !important;
}

.bg-primary-10 {
  background: rgba(196, 255, 13, 0.1) !important;
}

.bg-primary-15 {
  background: rgba(196, 255, 13, 0.15) !important;
}

.border-primary-30 {
  border-color: rgba(196, 255, 13, 0.3) !important;
}

.hover-border-primary-30:hover {
  border-color: rgba(196, 255, 13, 0.3) !important;
}

.shadow-lime-soft {
  box-shadow: 0 16px 48px rgba(196, 255, 13, 0.18) !important;
}

.gradient-text {
  background: linear-gradient(135deg, #C4FF0D 0%, #A0D910 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.liquid-glass {
  background: rgba(26, 29, 46, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.liquid-glass-darker {
  background: rgba(31, 41, 55, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* Typography overrides */
body {
  font-family: var(--font-sans) !important;
  color: var(--foreground) !important;
  background: var(--background) !important;
  line-height: 1.5 !important;
  letter-spacing: var(--tracking-normal) !important;
  -webkit-font-smoothing: antialiased !important;
  -moz-osx-font-smoothing: grayscale !important;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans) !important;
  font-weight: 700 !important;
  letter-spacing: -0.02em !important;
  line-height: 1.2 !important;
  color: var(--foreground) !important;
}

h1 {
  font-size: 3.5rem !important;
  font-weight: 800 !important;
}

h2 {
  font-size: 2.5rem !important;
  font-weight: 700 !important;
}

h3 {
  font-size: 1.875rem !important;
  font-weight: 600 !important;
}

p {
  color: rgba(255, 255, 255, 0.7) !important;
}

/* Button styles */
.btn-primary {
  background: var(--primary) !important;
  color: var(--primary-foreground) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow-lime) !important;
  transition: all 0.2s ease-out !important;
  font-weight: 600 !important;
  border: none !important;
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02) !important;
  box-shadow: 0 0 40px rgba(196, 255, 13, 0.5) !important;
  background: var(--accent-darker) !important;
}

.btn-primary:active {
  transform: translateY(0) scale(0.98) !important;
}

/* Card styles */
.card {
  background: var(--card) !important;
  border-radius: var(--radius-lg) !important;
  box-shadow: var(--shadow) !important;
  border: 1px solid var(--border) !important;
}

.card:hover {
  box-shadow: var(--shadow-lg) !important;
  transform: translateY(-4px) !important;
  transition: all 0.3s ease !important;
}