/* ============================================
   DESIGN TOKENS — Rare Tecnologia
   Variáveis globais do sistema de design.
   Todas as cores, fontes, espaçamentos e
   transições são definidos aqui.
   ============================================ */

:root {
  /* — Cores primárias (Lilás Rare Tecnologia) — */
  --color-primary: #534AB7;
  --color-secondary: #7B6FD4;
  --color-accent: #9D94E0;
  --color-bg: #0E0C1D;
  --color-bg-light: #26215C;
  --color-bg-card: #1A1645;
  --color-white: #FFFFFF;
  --color-text: #CBD5E1;
  --color-text-muted: #94A3B8;
  --color-text-heading: #F1F5F9;
  --color-success: #22C55E;
  --color-error: #EF4444;

  /* — Gradientes — */
  --gradient-primary: linear-gradient(135deg, #534AB7, #7B6FD4);
  --gradient-hero: linear-gradient(135deg, #534AB733 0%, #26215C44 50%, #534AB722 100%);
  --gradient-card: linear-gradient(145deg, rgba(83, 74, 183, 0.1), rgba(38, 33, 92, 0.15));
  --gradient-text: linear-gradient(135deg, #7B6FD4, #BDB6F0);
  --gradient-cta: linear-gradient(135deg, #534AB7, #7B6FD4, #534AB7);

  /* — Sombras (brilho lilás) — */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 30px rgba(83, 74, 183, 0.2);
  --shadow-glow-hover: 0 0 40px rgba(123, 111, 212, 0.3);

  /* — Tipografia — */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  /* 12px */
  --font-size-sm: 0.875rem;
  /* 14px */
  --font-size-base: 1rem;
  /* 16px */
  --font-size-lg: 1.125rem;
  /* 18px */
  --font-size-xl: 1.25rem;
  /* 20px */
  --font-size-2xl: 1.5rem;
  /* 24px */
  --font-size-3xl: 2rem;
  /* 32px */
  --font-size-4xl: 2.5rem;
  /* 40px */
  --font-size-5xl: 3.25rem;
  /* 52px */
  --font-size-hero: clamp(2.25rem, 5vw, 4rem);
  --line-height-tight: 1.15;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  /* — Espaçamentos — */
  --space-1: 0.25rem;
  /* 4px */
  --space-2: 0.5rem;
  /* 8px */
  --space-3: 0.75rem;
  /* 12px */
  --space-4: 1rem;
  /* 16px */
  --space-5: 1.25rem;
  /* 20px */
  --space-6: 1.5rem;
  /* 24px */
  --space-8: 2rem;
  /* 32px */
  --space-10: 2.5rem;
  /* 40px */
  --space-12: 3rem;
  /* 48px */
  --space-16: 4rem;
  /* 64px */
  --space-20: 5rem;
  /* 80px */
  --space-24: 6rem;
  /* 96px */
  --section-padding: clamp(3rem, 8vw, 6rem);

  /* — Border Radius — */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* — Transições — */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* — Breakpoints (referência, usado em media queries) — */
  /* --bp-sm: 480px; */
  /* --bp-md: 768px; */
  /* --bp-lg: 1024px; */
  /* --bp-xl: 1280px; */

  /* — Layout — */
  --container-max: 1200px;
  --container-padding: var(--space-6);
  --nav-height: 156px;

  /* — Z-Index — */
  --z-base: 1;
  --z-nav: 100;
  --z-modal: 200;
  --z-float: 300;
  --z-toast: 400;
}