:root {
  /* Colors — FCT institutional palette (Guia de Marca 2024) */
  --color-verde-escuro: #17353a;
  --color-verde-medio: #496e54;
  --color-verde-claro: #589868;
  --color-verde-muted: #bfd1c2;
  --color-teal-claro: #99c3bb;
  --color-acento: #c44316;
  --color-azul-unesp: #29ABE2;
  --color-bege: #f2e8cf;
  --color-bege-escuro: #D4C9A8;
  --color-fundo: #F5F2EB;
  --color-fundo-alt: #EDEAE0;
  --color-texto: #1A1A18;
  --color-texto-muted: #5A5A52;
  --color-branco: #FDFCF8;
  --color-erro: #C0392B;
  --color-sucesso: #27AE60;

  /* Typography */
  --font-display: 'Asap Condensed', sans-serif;
  --font-body: 'Asap Condensed', sans-serif;

  /* Font weights — FCT hierarchy (Guia p.45) */
  --fw-light: 300;
  --fw-regular: 400;
  --fw-semibold: 600;
  --fw-bold: 700;

  --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: 2rem;
  --text-4xl: 2.75rem;

  /* Spacing (4px base) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 600ms ease;
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-base: 0ms;
    --transition-slow: 0ms;
  }
}