/* ========================================
   BASE CSS - Estilos Comunes
   ======================================== */

/* Variables CSS Globales */
:root {
  /* Colores principales - Nueva línea de diseño */
  --primary-red: #C0392B;
  --primary-blue: #2C5282;
  --primary-navy: #1B2A41; /* Azul oscuro actualizado */
  --secondary-gold: #BFA23D; /* Dorado suave actualizado */
  --accent-blue: #2c5282;
  --brand-red: #8a0908;
  
  /* Colores de fondo */
  --light-gray: #F7F9FC;
  --medium-gray: #E5E9F2;
  --dark-gray: #2D3748;
  --white: #ffffff;
  
  /* Colores de texto */
  --text-dark: #1a202c;
  --text-light: #4a5568;
  
  /* Colores de estado */
  --success-green: #48bb78;
  --whatsapp-green: #25d366;
  
  /* Sombras */
  --shadow-light: 0 2px 10px rgba(0,0,0,0.1);
  --shadow-medium: 0 5px 15px rgba(0,0,0,0.1);
  --shadow-heavy: 0 10px 25px rgba(0,0,0,0.15);
  
  /* Transiciones */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Espaciado */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 5rem;
}

/* Reset CSS */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Estilos base del body */
/* Fuentes locales - Montserrat */
@font-face {
  font-family: 'Montserrat';
  src: url('../fonts/Montserrat-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Montserrat';
  src: url('../fonts/Montserrat-Medium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Montserrat';
  src: url('../fonts/Montserrat-SemiBold.ttf') format('truetype');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Montserrat';
  src: url('../fonts/Montserrat-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* Fuentes locales - Lato */
@font-face {
  font-family: 'Lato';
  src: url('../fonts/Lato-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Lato';
  src: url('../fonts/Lato-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

body {
  font-family: 'Lato', 'Lato-fallback', sans-serif; /* Tipografía actualizada */
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--white);
  overflow-x: hidden;
  /* Eliminar cualquier borde o línea no deseada */
  border: none;
  outline: none;
  margin: 0;
  padding: 0;
}

/* Asegurar que html no tenga líneas */
html {
  scroll-behavior: smooth;
  border: none;
  outline: none;
  margin: 0;
  padding: 0;
}

/* Tipografía base */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', 'Montserrat-fallback', sans-serif; /* Tipografía para títulos */
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--text-dark);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-light);
}

/* Enlaces base */
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-normal);
}

a:hover {
  color: var(--secondary-gold);
}

/* Listas */
ul, ol {
  list-style: none;
  margin-bottom: var(--spacing-sm);
}

/* Imágenes */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Botones base */
button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition-normal);
}

/* Inputs base */
input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  border: 1px solid var(--medium-gray);
  border-radius: 5px;
  padding: var(--spacing-sm);
  transition: border-color var(--transition-normal);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--secondary-gold);
}

/* Scroll suave */
html {
  scroll-behavior: smooth;
}

/* Skip Links para accesibilidad */
.skip-links {
  position: absolute;
  top: -100px;
  left: 0;
  z-index: 1000;
}

.skip-link {
  position: absolute;
  top: 0;
  left: 0;
  background: var(--primary-navy);
  color: var(--white);
  padding: 12px 20px;
  text-decoration: none;
  font-weight: 600;
  border-radius: 0 0 5px 0;
  transform: translateY(-100%);
  transition: transform var(--transition-fast);
  z-index: 1001;
}

.skip-link:focus {
  transform: translateY(0);
  outline: 3px solid var(--secondary-gold);
  outline-offset: 2px;
}

/* Screen reader only content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus visible para mejor accesibilidad */
*:focus-visible {
  outline: 3px solid var(--secondary-gold);
  outline-offset: 2px;
  border-radius: 3px;
}

/* Mejoras para formularios */
.required {
  color: var(--primary-red);
  font-weight: bold;
}

.error-message {
  color: var(--primary-red);
  font-size: 0.875rem;
  margin-top: 0.25rem;
  display: none;
}

.help-text {
  color: var(--text-light);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Mejoras para botones FAQ */
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition-fast);
}

.faq-question:hover {
  background-color: var(--light-gray);
}

.faq-question:focus {
  outline-offset: 2px;
}

.faq-question[aria-expanded="true"] {
  background-color: var(--light-gray);
}

.faq-question[aria-expanded="true"] .fas {
  transform: rotate(180deg);
}

/* Contenedor base */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Utilidades de espaciado */
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.pt-1 { padding-top: var(--spacing-xs); }
.pt-2 { padding-top: var(--spacing-sm); }
.pt-3 { padding-top: var(--spacing-md); }
.pt-4 { padding-top: var(--spacing-lg); }
.pt-5 { padding-top: var(--spacing-xl); }

.pb-1 { padding-bottom: var(--spacing-xs); }
.pb-2 { padding-bottom: var(--spacing-sm); }
.pb-3 { padding-bottom: var(--spacing-md); }
.pb-4 { padding-bottom: var(--spacing-lg); }
.pb-5 { padding-bottom: var(--spacing-xl); }