/* ==========================================
   CSS VARIABLES - Sistema de Diseño
   Paleta Corporativa
   ========================================== */

:root {
  /* === COLORES CORPORATIVOS PRINCIPALES === */
  --color-primary: #02408f;
  --color-primary-dark: #023066;
  --color-primary-light: #0355b5;
  --color-secondary: #02b8eb;
  --color-secondary-dark: #0298c4;
  --color-secondary-light: #33c6ee;
  --color-accent: #ff9923;
  --color-accent-dark: #e8880d;
  --color-accent-light: #ffad4d;
  --color-neutral: #e8e8e8;
  --color-neutral-dark: #d1d1d1;
  --color-neutral-light: #f5f5f5;
  
  /* === COLORES DE TEXTO === */
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #4a4a4a;
  --color-text-tertiary: #6b7280;
  --color-text-muted: #94a3b8;
  --color-text-inverse: #ffffff;
  
  /* === FONDOS === */
  --color-bg-primary: #ffffff;
  --color-bg-secondary: #fafbfc;
  --color-bg-tertiary: #f3f4f6;
  --color-bg-card: #ffffff;
  --color-bg-overlay: rgba(2, 64, 143, 0.5);
  --color-bg-overlay-dark: rgba(2, 64, 143, 0.75);
  
  /* === HOVER STATES === */
  --color-hover-light: rgba(2, 184, 235, 0.08);
  --color-hover-medium: rgba(2, 184, 235, 0.15);
  
  /* === BORDES === */
  --color-border-light: #f3f4f6;
  --color-border-medium: #e8e8e8;
  --color-border-dark: #d1d1d1;
  
  /* === ESTADOS === */
  --color-success: #10b981;
  --color-success-light: #d1fae5;
  --color-success-dark: #059669;
  --color-error: #dc2626;
  --color-error-light: #fee2e2;
  --color-error-dark: #b91c1c;
  --color-warning: #f59e0b;
  --color-warning-light: #fef3c7;
  --color-warning-dark: #d97706;
  --color-info: #02b8eb;
  --color-info-light: #dbeafe;
  --color-info-dark: #0298c4;
  
  /* === GRADIENTES CORPORATIVOS === */
  --gradient-primary: linear-gradient(135deg, #02408f 0%, #02b8eb 100%);
  --gradient-primary-hover: linear-gradient(135deg, #023066 0%, #0298c4 100%);
  --gradient-secondary: linear-gradient(135deg, #02b8eb 0%, #33c6ee 100%);
  --gradient-accent: linear-gradient(135deg, #ff9923 0%, #ffad4d 100%);
  --gradient-success: linear-gradient(135deg, #10b981 0%, #34d399 100%);
  --gradient-overlay: linear-gradient(135deg, rgba(2, 64, 143, 0.9) 0%, rgba(2, 184, 235, 0.75) 100%);
  --gradient-footer: linear-gradient(135deg, #0a1628 0%, #020d1a 100%);
  
  /* === SOMBRAS CORPORATIVAS === */
  --shadow-xs: 0 1px 3px rgba(2, 64, 143, 0.08);
  --shadow-sm: 0 2px 8px rgba(2, 64, 143, 0.1);
  --shadow-md: 0 4px 12px rgba(2, 64, 143, 0.12);
  --shadow-lg: 0 8px 24px rgba(2, 64, 143, 0.15);
  --shadow-xl: 0 12px 32px rgba(2, 64, 143, 0.18);
  --shadow-primary: 0 4px 16px rgba(2, 64, 143, 0.25);
  --shadow-secondary: 0 4px 16px rgba(2, 184, 235, 0.25);
  --shadow-accent: 0 4px 16px rgba(255, 153, 35, 0.25);
  
  /* === TIPOGRAFÍA === */
  --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-family-mono: 'Fira Code', 'Courier New', monospace;
  
  --font-size-xs: 0.7rem;    /* 11.2px */
  --font-size-sm: 0.825rem;  /* 13.2px */
  --font-size-base: 0.95rem; /* 15.2px */
  --font-size-md: 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-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  
  --line-height-tight: 1.25;
  --line-height-snug: 1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  --line-height-loose: 2;
  
  /* === ESPACIADO === */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 12px;
  --spacing-lg: 16px;
  --spacing-xl: 24px;
  --spacing-2xl: 32px;
  --spacing-3xl: 48px;
  --spacing-4xl: 64px;
  --spacing-5xl: 80px;
  
  /* === BORDES & RADIUS === */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;
  
  --border-width: 1px;
  --border-width-thick: 2px;
  --border-width-extra: 3px;
  
  /* === TRANSICIONES === */
  --transition-fast: 0.15s ease;
  --transition-base: 0.2s ease;
  --transition-slow: 0.3s ease;
  --transition-slower: 0.5s ease;
  
  --easing-standard: cubic-bezier(0.4, 0, 0.2, 1);
  --easing-decelerate: cubic-bezier(0, 0, 0.2, 1);
  --easing-accelerate: cubic-bezier(0.4, 0, 1, 1);
  
  /* === Z-INDEX === */
  --z-base: 0;
  --z-dropdown: 1000;
  --z-sticky: 998;
  --z-fixed: 999;
  --z-modal-overlay: 1100;
  --z-modal: 1101;
  --z-popover: 1150;
  --z-tooltip: 1200;
  --z-notification: 1300;
  
  /* === ANCHOS MÁXIMOS === */
  --max-width-sm: 640px;
  --max-width-md: 768px;
  --max-width-lg: 1024px;
  --max-width-xl: 1280px;
  --max-width-2xl: 1536px;
  --max-width-container: 1200px;
  
  /* === BREAKPOINTS (para usar en JS) === */
  --breakpoint-sm: 480px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  
  /* === OPACIDADES === */
  --opacity-disabled: 0.5;
  --opacity-hover: 0.8;
  --opacity-active: 0.9;
}


/* ==========================================
   DARK MODE (Opcional - Si lo implementas)
   ========================================== */

[data-theme="dark"] {
  --color-text-primary: #f9fafb;
  --color-text-secondary: #d1d5db;
  --color-text-tertiary: #9ca3af;
  
  --color-bg-primary: #111827;
  --color-bg-secondary: #1f2937;
  --color-bg-tertiary: #374151;
  --color-bg-card: #1f2937;
  
  --color-border-light: #374151;
  --color-border-medium: #4b5563;
  --color-border-dark: #6b7280;
  
  --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.6);
  --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.7);
}