/* CSS Custom Properties - Design System Variables */

:root {
  /* Theme Color Definitions */
  --primary-dark-grass: #133600;
  --primary-light-grass: #f9fbf5;
  --accent-dark-grass: #1d5100;
  
  --primary-dark-rose: #21180d;
  --primary-light-rose: #f6eae5;
  --accent-dark-rose: #21180d;

  /* Section-Level Semantic Colors - Default to Grass Theme */
  --section-primary-dark: var(--primary-dark-grass);
  --section-primary-light: var(--primary-light-grass);
  --section-accent-dark: var(--accent-dark-grass);
  
  /* Color Animation Duration - smooth transitions */
  --color-transition-duration: 0.4s;
  --color-transition-easing: cubic-bezier(0.4, 0, 0.2, 1);

  /* Utility Colors */
  --white: #ffffff;
  --gray: #495057;
  --error-red: #dc3545;
  --overlay-dark: rgba(0, 0, 0, 0.5);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;
  
  /* Typography - Font Weights */
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Typography - Font Sizes */
  /* 12 14 16 [18] 20 24 30 32  */
  --font-size-xxs: 0.75rem;
  --font-size-xsm: 0.875rem;
  --font-size-sm: 1rem;
  --font-size-base: 1.125rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-xxl: 1.875rem;
  --font-size-xxxl: 2rem;
  
  /* Typography - Line Heights */
  --line-height-tight: 1.3;
  --line-height-snug: 1.4;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;
  
  /* Icons */
  --icon-size-small: 24px;
  --icon-size-medium: 36px;
  
  /* Borders */
  --border-width-thin: 2px;
  --border-width-medium: 4px;
  
  /* Opacity */
  --opacity-muted: 0.8;
  --opacity-hidden: 0;
  --opacity-full: 1;
  
  /* Layout */
  --container-max-width: 1200px;
  --border-radius: 0.25rem;
  --border-radius-lg: 0.5rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.1);
  --shadow-lg: 0 4px 12px rgba(0,0,0,0.15);
}

/* Section-Specific Theme Overrides */
[data-section="resources"] {
  --section-primary-dark: var(--primary-dark-grass);
  --section-primary-light: var(--primary-light-grass);
  --section-accent-dark: var(--accent-dark-grass);
}

[data-section="board"] {
  --section-primary-dark: var(--primary-dark-rose);
  --section-primary-light: var(--primary-light-rose);
  --section-accent-dark: var(--accent-dark-rose);
}

/* Future-proof: Easy to add more sections like [data-section="events"], etc. */