/* ==========================================================================
   PetFiles — Midnight Forest Design Tokens
   ========================================================================== */

:root {
  /* Primary */
  --color-primary: #2D4B41;
  --color-primary-variant: #1B2E28;
  --color-primary-light: #3A5D52;

  /* Secondary (Gold) */
  --color-secondary: #C8AD7F;
  --color-secondary-light: #D4BC8F;

  /* Backgrounds */
  --color-bg: #F9F8F4;
  --color-surface: #F1F0EA;
  --color-surface-border: #E5E3DB;

  /* Text */
  --color-text-primary: #1A1C1B;
  --color-text-secondary: #505451;
  --color-text-muted: #6B6A60;

  /* Status */
  --color-success: #4E7044;
  --color-warning: #D48C45;
  --color-error: #B04747;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-md: 1.125rem;   /* 18px */
  --font-size-lg: 1.25rem;    /* 20px */
  --font-size-xl: 1.5rem;     /* 24px */
  --font-size-2xl: 2rem;      /* 32px */
  --font-size-3xl: 2.5rem;    /* 40px */
  --font-size-4xl: 3rem;      /* 48px */
  --font-size-5xl: 3.5rem;    /* 56px */

  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;

  /* Spacing (4px grid) */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 20px;
  --space-2xl: 24px;
  --space-3xl: 32px;
  --space-4xl: 40px;
  --space-5xl: 48px;
  --space-6xl: 64px;
  --space-7xl: 80px;
  --space-8xl: 96px;
  --space-9xl: 128px;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-default: 16px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --radius-pill: 28px;
  --radius-full: 50%;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.12);
  --shadow-card-hover: 0 12px 32px rgba(45, 75, 65, 0.12);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --nav-height: 72px;
}

/* Dark mode tokens */
[data-theme="dark"] {
  --color-primary: #5B8A72;
  --color-primary-variant: #1B2E28;
  --color-primary-light: #4A7362;

  --color-secondary: #E8DCC0;
  --color-secondary-light: #F0E8D4;

  --color-bg: #0F1210;
  --color-surface: #1A1F1C;
  --color-surface-border: #2A302C;

  --color-text-primary: #E1E3E0;
  --color-text-secondary: #9FA3A0;
  --color-text-muted: #868A87;

  --color-success: #6BAF5E;
  --color-warning: #E8A45E;
  --color-error: #D46A6A;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.4);
  --shadow-card-hover: 0 12px 32px rgba(91, 138, 114, 0.15);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-primary: #5B8A72;
    --color-primary-variant: #1B2E28;
    --color-primary-light: #4A7362;

    --color-secondary: #E8DCC0;
    --color-secondary-light: #F0E8D4;

    --color-bg: #0F1210;
    --color-surface: #1A1F1C;
    --color-surface-border: #2A302C;

    --color-text-primary: #E1E3E0;
    --color-text-secondary: #9FA3A0;
    --color-text-muted: #868A87;

    --color-success: #6BAF5E;
    --color-warning: #E8A45E;
    --color-error: #D46A6A;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.4);
    --shadow-card-hover: 0 12px 32px rgba(91, 138, 114, 0.15);
  }
}