/* ========================================
   VARIABLES CSS - FERHER GROUP
   Paleta de colores y variables del proyecto
   ======================================== */

:root {
  /* Colores principales (del logo) */
  --color-brand-dark-blue: #005BAC;      /* Confianza, seriedad */
  --color-brand-medium-blue: #008CDB;    /* Profesional, corporativo */
  --color-white: #FFFFFF;                /* Claridad, limpieza */
  
  /* Colores secundarios */
  --color-light-gray: #F5F7FA;           /* Fondos suaves, secciones de información */
  --color-medium-gray: #5A5A5A;          /* Texto secundario, íconos */
  --color-charcoal: #1E1E1E;             /* Títulos, énfasis */
  
  /* Color de acento (WhatsApp) */
  --color-brand-green: #25D366;          /* Color oficial de WhatsApp para CTA */
  --color-brand-green-dark: #128C7E;     /* Hover en botones de WhatsApp */
  
  /* Tipografía */
  --font-family-primary: 'Inter', sans-serif;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-black: 900;
  
  /* Espaciado */
  --spacing-xs: 0.25rem;    /* 4px */
  --spacing-sm: 0.5rem;     /* 8px */
  --spacing-md: 1rem;       /* 16px */
  --spacing-lg: 1.5rem;     /* 24px */
  --spacing-xl: 2rem;       /* 32px */
  --spacing-2xl: 3rem;      /* 48px */
  --spacing-3xl: 4rem;      /* 64px */
  
  /* Bordes */
  --border-radius-sm: 0.375rem;   /* 6px */
  --border-radius-md: 0.5rem;     /* 8px */
  --border-radius-lg: 0.75rem;    /* 12px */
  
  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --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);
  
  /* Transiciones */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
  
  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
}

/* ========================================
   CLASES UTILITARIAS DE COLORES
   ======================================== */

/* Colores de fondo */
.bg-brand-dark-blue { background-color: var(--color-brand-dark-blue); }
.bg-brand-medium-blue { background-color: var(--color-brand-medium-blue); }
.bg-brand-light-gray { background-color: var(--color-light-gray); }
.bg-brand-green { background-color: var(--color-brand-green); }
.bg-white { background-color: var(--color-white); }

/* Colores de texto */
.text-brand-dark-blue { color: var(--color-brand-dark-blue); }
.text-brand-medium-blue { color: var(--color-brand-medium-blue); }
.text-brand-charcoal { color: var(--color-charcoal); }
.text-brand-medium-gray { color: var(--color-medium-gray); }
.text-brand-green { color: var(--color-brand-green); }
.text-white { color: var(--color-white); }

/* Estados hover */
.hover\:bg-brand-green-dark:hover { background-color: var(--color-brand-green-dark); }
.hover\:text-brand-green:hover { color: var(--color-brand-green); }
.hover\:text-white:hover { color: var(--color-white); }