/* dpc-tokens.css — design tokens (CSS custom properties). Load order: 2nd. */

:root {
  /* Neutral grays */
  --dpc-white: #ffffff;
  --dpc-gray-50: #f8f9fa;
  --dpc-gray-100: #f1f3f4;
  --dpc-gray-200: #e8eaed;
  --dpc-gray-300: #dadce0;
  --dpc-gray-400: #bdc1c6;
  --dpc-gray-500: #9aa0a6;
  --dpc-gray-600: #80868b;
  --dpc-gray-700: #5f6368;
  --dpc-gray-800: #3c4043;
  --dpc-gray-900: #202124;
  --dpc-black: #000000;

  /* Accent */
  --dpc-accent: #1a73e8;
  --dpc-accent-hover: #1557b0;
  --dpc-accent-light: #e8f0fe;

  /* Semantic */
  --dpc-success: #0f9d58;
  --dpc-success-light: #e6f4ea;
  --dpc-warning: #f9ab00;
  --dpc-warning-light: #fef7e0;
  --dpc-warning-dark: #8a6100;
  --dpc-error: #d93025;
  --dpc-error-light: #fce8e6;

  /* Applied */
  --dpc-text-primary: var(--dpc-gray-900);
  --dpc-text-secondary: var(--dpc-gray-700);
  --dpc-text-muted: var(--dpc-gray-600);
  --dpc-bg-primary: var(--dpc-white);
  --dpc-bg-secondary: var(--dpc-gray-50);
  --dpc-bg-tertiary: var(--dpc-gray-100);
  --dpc-border: var(--dpc-gray-300);
  --dpc-border-light: var(--dpc-gray-200);

  /* Typography */
  --dpc-font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', Arial, sans-serif;
  --dpc-font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', Menlo, Courier, monospace;

  --dpc-font-base: 1rem;
  --dpc-font-xs: 0.75rem;
  --dpc-font-sm: 0.875rem;
  --dpc-font-md: 1rem;
  --dpc-font-lg: 1.125rem;
  --dpc-font-xl: 1.25rem;
  --dpc-font-2xl: 1.5rem;
  --dpc-font-3xl: 2rem;
  --dpc-font-4xl: 2.5rem;
  --dpc-font-5xl: 3rem;

  --dpc-leading-tight: 1.2;
  --dpc-leading-normal: 1.5;
  --dpc-leading-relaxed: 1.625;

  --dpc-font-normal: 400;
  --dpc-font-medium: 500;
  --dpc-font-bold: 700;

  /* Spacing (base 4px) */
  --dpc-space-1: 0.25rem;
  --dpc-space-2: 0.5rem;
  --dpc-space-3: 0.75rem;
  --dpc-space-4: 1rem;
  --dpc-space-5: 1.25rem;
  --dpc-space-6: 1.5rem;
  --dpc-space-8: 2rem;
  --dpc-space-10: 2.5rem;
  --dpc-space-12: 3rem;
  --dpc-space-16: 4rem;

  /* Layout */
  --dpc-content-max: 70rem;
  --dpc-calc-width: 42rem;
  --dpc-header-height: 3.5625rem; /* 3.5rem container min-height + 1px border */

  /* Radius */
  --dpc-radius-sm: 0.25rem;
  --dpc-radius-md: 0.5rem;
  --dpc-radius-lg: 1rem;
  --dpc-radius-full: 9999px;

  /* Shadows */
  --dpc-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --dpc-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --dpc-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);

  /* Transition */
  --dpc-transition: 150ms ease-in-out;

  /* Focus */
  --dpc-focus-ring: 0 0 0 3px rgba(26, 115, 232, 0.4);
  --dpc-focus-ring-offset: 2px;

  /* Z-index */
  --dpc-z-dropdown: 100;
  --dpc-z-sticky: 200;
  --dpc-z-overlay: 300;
  --dpc-z-modal: 400;
  --dpc-z-toast: 500;
}