/* ===================================
   Casa Colón - Estilos Principales
   Identidad Visual: Legado Británico
   =================================== */

:root {
  /* Colores Corporativos */
  --primary-blue: #0071CE;      /* PANTONE 285C */
  --primary-red: #EB0045;        /* PANTONE 192C */
  --cream-background: #F5F1ED;   /* Fondo crema corporativo */
  --card-color: #FFFFFF;
  --text-primary: #2C2C2C;
  --text-secondary: #757575;
  
  /* Tipografías */
  --font-primary: 'Playfair Display', serif;  /* Títulos y logotipos */
  --font-secondary: 'Barlow', sans-serif;     /* Textos y cuerpo */
  
  /* Espaciados */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* Sombras */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
  
  /* Transiciones */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ===================================
   Reset y Base
   =================================== */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-secondary);
  color: var(--text-primary);
  background-color: var(--cream-background);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===================================
   Tipografía
   =================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.25rem;
}

h3 {
  font-size: 1.75rem;
}

h4 {
  font-size: 1.5rem;
}

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

a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-red);
}

/* ===================================
   Botones
   =================================== */

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-secondary);
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-primary {
  background-color: var(--primary-blue);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background-color: #005ba8;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: var(--primary-red);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
  background-color: #c70039;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ===================================
   Utilidades
   =================================== */

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.text-center {
  text-align: center;
}

.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); }

.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); }

/* ===================================
   Loader
   =================================== */

.loader {
  border: 4px solid var(--cream-background);
  border-top: 4px solid var(--primary-blue);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ===================================
   Responsive
   =================================== */

@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  h1 {
    font-size: 2.25rem;
  }
  
  h2 {
    font-size: 1.875rem;
  }
  
  .container {
    padding: 0 var(--spacing-sm);
  }
}