/**
 * Design Tokens - Eduardo A. Guilherme
 * Baseado na identidade visual do logo
 * v1.0.0
 */

:root {
  /* === CORES PRIMÁRIAS === */
  /* Extraídas do logo */
  --color-primary: #1B3A5F;        /* Azul marinho profundo */
  --color-primary-light: #2C5282;  /* Azul médio */
  --color-primary-dark: #0F1F3A;   /* Azul escuro */
  
  /* Cores de apoio */
  --color-accent: #4A90E2;         /* Azul claro - CTAs */
  --color-accent-hover: #357ABD;   /* Hover state */
  
  /* Neutros */
  --color-neutral-50: #F8FAFC;     /* Background claro */
  --color-neutral-100: #F1F5F9;    /* Background alternado */
  --color-neutral-200: #E2E8F0;    /* Borders suaves */
  --color-neutral-300: #CBD5E1;    /* Borders */
  --color-neutral-400: #94A3B8;    /* Text muted */
  --color-neutral-500: #64748B;    /* Text secondary */
  --color-neutral-600: #475569;    /* Text primary */
  --color-neutral-700: #334155;    /* Text dark */
  --color-neutral-800: #1E293B;    /* Headings */
  --color-neutral-900: #0F172A;    /* Black */
  
  /* Cores semânticas */
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-error: #EF4444;
  --color-info: var(--color-accent);
  
  /* === TIPOGRAFIA === */
  /* Font Families - Editorial + Clean */
  --font-display: 'Playfair Display', 'Georgia', serif;  /* Títulos - Editorial */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;  /* Texto */
  --font-mono: 'Courier New', monospace;  /* Código/Técnico */
  
  /* Font Sizes - Escala tipográfica */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;     /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg: 1.125rem;     /* 18px */
  --text-xl: 1.25rem;      /* 20px */
  --text-2xl: 1.5rem;      /* 24px */
  --text-3xl: 1.875rem;    /* 30px */
  --text-4xl: 2.25rem;     /* 36px */
  --text-5xl: 3rem;        /* 48px */
  --text-6xl: 3.75rem;     /* 60px */
  --text-7xl: 4.5rem;      /* 72px */
  
  /* Font Weights */
  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-black: 900;
  
  /* Line Heights */
  --leading-none: 1;
  --leading-tight: 1.25;
  --leading-snug: 1.375;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;
  --leading-loose: 2;
  
  /* === ESPAÇAMENTO === */
  --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 */
  --space-32: 8rem;     /* 128px */
  
  /* === LAYOUT === */
  --max-width-xs: 20rem;      /* 320px */
  --max-width-sm: 24rem;      /* 384px */
  --max-width-md: 28rem;      /* 448px */
  --max-width-lg: 32rem;      /* 512px */
  --max-width-xl: 36rem;      /* 576px */
  --max-width-2xl: 42rem;     /* 672px */
  --max-width-3xl: 48rem;     /* 768px */
  --max-width-4xl: 56rem;     /* 896px */
  --max-width-5xl: 64rem;     /* 1024px */
  --max-width-6xl: 72rem;     /* 1152px */
  --max-width-7xl: 80rem;     /* 1280px */
  --max-width-full: 100%;
  
  /* Container */
  --container-padding: var(--space-6);
  --container-max-width: var(--max-width-6xl);
  
  /* === BORDER RADIUS === */
  --radius-none: 0;
  --radius-sm: 0.125rem;   /* 2px */
  --radius-base: 0.25rem;  /* 4px */
  --radius-md: 0.375rem;   /* 6px */
  --radius-lg: 0.5rem;     /* 8px */
  --radius-xl: 0.75rem;    /* 12px */
  --radius-2xl: 1rem;      /* 16px */
  --radius-3xl: 1.5rem;    /* 24px */
  --radius-full: 9999px;
  
  /* === SHADOWS === */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
  
  /* === TRANSITIONS === */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slower: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Easing functions */
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  
  /* === Z-INDEX === */
  --z-0: 0;
  --z-10: 10;
  --z-20: 20;
  --z-30: 30;
  --z-40: 40;
  --z-50: 50;
  --z-modal: 1000;
  --z-tooltip: 1100;
  --z-fixed: 9999;
}

/* === DARK MODE (preparado para futuro) === */
@media (prefers-color-scheme: dark) {
  :root {
    /* Inversão de cores caso queira implementar dark mode */
    /* --color-neutral-50: #0F172A; */
    /* --color-neutral-900: #F8FAFC; */
  }
}