/* =========================================
   Global Design Tokens
   Foundation variables only
   ========================================= */

   :root {
    /* ---------------------------------------
       Colors
       --------------------------------------- */
    --nx-color-white: #ffffff;
    --nx-color-black: #000000;
  
    --nx-color-bg: #0b1020;
    --nx-color-bg-soft: #121a2f;
    --nx-color-bg-elevated: #18233d;
  
    --nx-color-surface: rgba(255, 255, 255, 0.04);
    --nx-color-surface-soft: rgba(255, 255, 255, 0.03);
    --nx-color-surface-strong: rgba(255, 255, 255, 0.08);
  
    --nx-color-text: #e8edf7;
    --nx-color-text-soft: #b8c2d9;
    --nx-color-text-muted: #8190b1;
    --nx-color-text-inverse: #101522;
  
    --nx-color-border: rgba(255, 255, 255, 0.08);
    --nx-color-border-strong: rgba(255, 255, 255, 0.14);
  
    --nx-color-accent: #54a6ff;
    --nx-color-accent-soft: rgba(84, 166, 255, 0.14);
    --nx-color-accent-strong: #2f8fff;
  
    --nx-color-success: #38d39f;
    --nx-color-warning: #ffbc4c;
    --nx-color-danger: #ff6b7a;
    --nx-color-info: #54a6ff;
  
    /* ---------------------------------------
       Typography
       --------------------------------------- */
    --nx-font-family-base: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --nx-font-family-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  
    --nx-font-size-xs: 12px;
    --nx-font-size-sm: 14px;
    --nx-font-size-md: 16px;
    --nx-font-size-lg: 18px;
    --nx-font-size-xl: 20px;
    --nx-font-size-2xl: 24px;
    --nx-font-size-3xl: 32px;
  
    --nx-line-height-tight: 1.2;
    --nx-line-height-base: 1.5;
    --nx-line-height-loose: 1.7;
  
    --nx-font-weight-normal: 400;
    --nx-font-weight-medium: 500;
    --nx-font-weight-semibold: 600;
    --nx-font-weight-bold: 700;
  
    /* ---------------------------------------
       Spacing
       --------------------------------------- */
    --nx-space-1: 4px;
    --nx-space-2: 8px;
    --nx-space-3: 12px;
    --nx-space-4: 16px;
    --nx-space-5: 20px;
    --nx-space-6: 24px;
    --nx-space-8: 32px;
    --nx-space-10: 40px;
    --nx-space-12: 48px;
  
    /* ---------------------------------------
       Radius
       --------------------------------------- */
    --nx-radius-sm: 8px;
    --nx-radius-md: 12px;
    --nx-radius-lg: 16px;
    --nx-radius-xl: 20px;
    --nx-radius-pill: 999px;
  
    /* ---------------------------------------
       Shadows
       --------------------------------------- */
    --nx-shadow-sm: 0 4px 10px rgba(0, 0, 0, 0.10);
    --nx-shadow-md: 0 8px 18px rgba(0, 0, 0, 0.14);
    --nx-shadow-lg: 0 12px 30px rgba(0, 0, 0, 0.22);
    --nx-shadow-xl: 0 18px 42px rgba(0, 0, 0, 0.28);
  
    /* ---------------------------------------
       Layout
       --------------------------------------- */
    --nx-container-max: 1200px;
    --nx-sidebar-width: 280px;
    --nx-header-height: 64px;
    --nx-footer-height: 48px;
  
    /* ---------------------------------------
       Z-index
       --------------------------------------- */
    --nx-z-base: 1;
    --nx-z-dropdown: 1000;
    --nx-z-sticky: 1100;
    --nx-z-overlay: 1200;
    --nx-z-modal: 1300;
    --nx-z-toast: 1400;
    --nx-z-tooltip: 1500;
  
    /* ---------------------------------------
       Motion
       --------------------------------------- */
    --nx-duration-fast: 120ms;
    --nx-duration-normal: 180ms;
    --nx-duration-slow: 280ms;
  
    --nx-ease-standard: ease;
    --nx-ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --nx-ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  
    /* ---------------------------------------
       Sprite defaults
       --------------------------------------- */
    --nx-grid-gap: var(--nx-space-4);
    --nx-stack-gap: var(--nx-space-3);
    --nx-panel-padding: var(--nx-space-4);
    --nx-card-padding: var(--nx-space-4);
    --nx-toolbar-gap: var(--nx-space-3);
  }