:root {
  /* Marca */
  --color-primary: #0d2c54;
  --color-primary-dark: #071d36;
  --color-primary-soft: #e8f0fa;
  --color-accent-blue: #1f6ff2;
  --color-accent-cyan: #21c8e6;
  --color-accent-gold: #e3b95c;

  /* Tinta profunda (fundos escuros) */
  --ink-950: #04101f;
  --ink-900: #071b33;
  --ink-800: #0c2444;
  --ink-700: #133257;

  /* Neutros */
  --color-neutral-0: #ffffff;
  --color-neutral-50: #f7fafd;
  --color-neutral-100: #eef3f9;
  --color-neutral-200: #dde7f1;
  --color-neutral-300: #b9c8d8;
  --color-neutral-500: #5b6d82;
  --color-neutral-700: #253a50;
  --color-neutral-900: #0b1624;

  /* Gradientes */
  --gradient-brand: linear-gradient(120deg, var(--color-accent-blue), var(--color-accent-cyan));
  --gradient-dark: linear-gradient(160deg, var(--ink-950) 0%, var(--ink-900) 45%, var(--ink-800) 100%);
  --gradient-gold: linear-gradient(120deg, #f0cd7e, var(--color-accent-gold));

  /* Tipografia */
  --font-family-base: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-family-display: "Sora", "Inter", system-ui, sans-serif;
  --font-size-xs: .79rem;
  --font-size-sm: .89rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.266rem;
  --font-size-2xl: 1.424rem;
  --font-size-3xl: 1.802rem;
  --font-size-4xl: 2.281rem;
  --font-size-5xl: 3.05rem;
  --font-size-6xl: 3.8rem;
  --font-weight-regular: 400;
  --font-weight-medium: 550;
  --font-weight-bold: 650;
  --font-weight-heavy: 750;
  --line-height-tight: 1.06;
  --line-height-heading: 1.16;
  --line-height-body: 1.7;

  /* Espaços */
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: .75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* Raios */
  --radius-sm: .5rem;
  --radius-md: .75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;

  /* Sombras */
  --shadow-sm: 0 .35rem 1rem rgba(9, 30, 58, .07);
  --shadow-md: 0 1rem 2.5rem rgba(9, 30, 58, .12);
  --shadow-lg: 0 1.75rem 4.5rem rgba(9, 30, 58, .18);
  --shadow-glow-blue: 0 .75rem 2.5rem rgba(31, 111, 242, .35);
  --focus-ring: 0 0 0 .2rem rgba(31, 111, 242, .35);

  --transition-fast: 160ms ease;
  --transition-base: 260ms cubic-bezier(.22, .68, .35, 1);
  --container: 76rem;
}