:root {
  /* Brand gradient */
  --brand-violet: #6d28f5;
  --brand-cyan: #06b6d4;
  --brand-gradient: linear-gradient(120deg, #6d28f5 0%, #8b5cf6 45%, #06b6d4 100%);
  --brand-gradient-soft: linear-gradient(120deg, rgba(109,40,245,0.10) 0%, rgba(6,182,212,0.10) 100%);

  /* Surfaces (light theme) */
  --surface-bg: #f4f5fb;
  --surface-card: #ffffff;
  --surface-card-alt: #fbfaff;
  --surface-sidebar: #ffffff;
  --surface-border: #e7e6f3;
  --surface-border-soft: #f0eff9;

  /* Text */
  --text-primary: #191933;
  --text-secondary: #63627e;
  --text-muted: #9694ad;
  --text-inverse: #ffffff;

  /* Status */
  --success: #17a673;
  --success-bg: #e7f9f2;
  --danger: #e5484d;
  --danger-bg: #fdeced;
  --warning: #d98c1f;
  --warning-bg: #fdf3e2;
  --info: #3b82f6;
  --info-bg: #eaf1ff;
  --neutral: #6b7280;
  --neutral-bg: #eef0f4;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(24, 21, 56, 0.05);
  --shadow-md: 0 6px 16px -4px rgba(24, 21, 56, 0.08), 0 2px 6px -2px rgba(24,21,56,0.06);
  --shadow-lg: 0 20px 40px -12px rgba(24, 21, 56, 0.16);
  --shadow-glow: 0 8px 24px -6px rgba(109, 40, 245, 0.28);

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;

  /* Layout */
  --sidebar-w: 264px;
  --topbar-h: 72px;

  /* Type */
  --font-display: 'Sora', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --surface-bg: #f4f5fb;
    --surface-card: #ffffff;
  }
}