:root {
  /* Kolory */
  --color-primary:      #c0392b;
  --color-primary-dark: #96281b;
  --color-primary-light:#e74c3c;
  --color-success:      #27ae60;
  --color-success-bg:   #eafaf1;
  --color-warning:      #e67e22;
  --color-warning-bg:   #fef9e7;
  --color-info:         #2980b9;
  --color-info-bg:      #ebf5fb;
  --color-neutral:      #2c3e50;
  --color-bg:           #f8f9fa;
  --color-surface:      #ffffff;
  --color-border:       #dee2e6;
  --color-muted:        #6c757d;
  --color-danger:       #c0392b;
  --color-danger-bg:    #fdecea;

  /* Typografia */
  --font-base: 'Inter', system-ui, -apple-system, sans-serif;
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;

  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,.12);

  /* Nawigacja dolna */
  --nav-height: 64px;

  /* Przejścia */
  --transition: 150ms ease;
}

[data-theme="dark"] {
  --color-bg:      #0f172a;
  --color-surface: #1e293b;
  --color-border:  #334155;
  --color-neutral: #f1f5f9;
  --color-muted:   #94a3b8;
  --color-danger-bg: #450a0a;
  --color-success-bg: #052e16;
  --color-info-bg:    #0c1a2e;
  --color-warning-bg: #1c1207;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,.4);
}