/* ========================================
   MAIN CSS - FERHER GROUP
   Estilos principales y layout base
   ======================================== */

/* Importar variables primero */
@import url('variables.css');

/* ========================================
   RESET Y BASE
   ======================================== */

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-primary);
  font-weight: var(--font-weight-normal);
  line-height: 1.6;
  color: var(--color-medium-gray);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   TIPOGRAFÍA
   ======================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-primary);
  font-weight: var(--font-weight-bold);
  color: var(--color-charcoal);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 2.5rem;
  font-weight: var(--font-weight-black);
}

h2 {
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
}

h3 {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
}

h4 {
  font-size: 1.25rem;
  font-weight: var(--font-weight-semibold);
}

p {
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

/* ========================================
    LAYOUT Y CONTENEDORES
    ======================================== */

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

.section-padding {
    padding-top: 4rem;
    padding-bottom: 4rem;
}

@media (min-width: 768px) {
    .section-padding {
        padding-top: 6rem;
        padding-bottom: 6rem;
    }
}

.container-narrow {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* ========================================
   HEADER Y NAVEGACIÓN
   ======================================== */

.header {
  background-color: var(--color-brand-dark-blue);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  text-decoration: none;
  color: inherit;
}

.logo {
  height: 4rem;
  width: auto;
  display: block;
  /* Removed white background/padding to avoid white rounded box behind the new logo */
}

.logo-text {
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.025em;
}

.nav-desktop {
  display: none;
  gap: var(--spacing-xl);
}

.nav-desktop a {
  color: var(--color-white);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-fast);
}

.nav-desktop a:hover {
  color: var(--color-brand-green);
}

.cta-button {
  display: none;
  background-color: var(--color-brand-green);
  color: var(--color-white);
  font-weight: var(--font-weight-bold);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius-md);
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.cta-button:hover {
  background-color: var(--color-brand-green-dark);
}

.mobile-menu-toggle {
  display: block;
  background: none;
  border: none;
  color: var(--color-white);
  cursor: pointer;
  padding: var(--spacing-sm);
}

.mobile-menu {
  display: block; /* visible when no 'hidden' class */
  background-color: var(--color-brand-dark-blue);
  border-top: 1px solid rgba(255,255,255,0.15);
}

.mobile-menu a {
  display: block;
  padding: var(--spacing-sm) var(--spacing-lg);
  color: var(--color-white);
  text-decoration: none;
  font-size: 0.875rem;
  transition: background-color var(--transition-fast);
}

.mobile-menu a:hover {
  background-color: var(--color-brand-medium-blue);
}

/* Evitar scroll del body cuando el menú móvil está abierto */
body.no-scroll {
  overflow: hidden;
}

/* ========================================
   CONTENIDO PRINCIPAL
   ======================================== */

.main-content {
  min-height: calc(100vh - 200px);
}

.article-container {
  padding: var(--spacing-3xl) 0;
}

.article-header {
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.article-title {
  font-size: 2.5rem;
  font-weight: var(--font-weight-black);
  color: var(--color-charcoal);
  margin: var(--spacing-md) 0;
  line-height: 1.1;
}

.article-meta {
  font-size: 1.125rem;
  color: var(--color-medium-gray);
}

.article-image {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--spacing-xl);
}

.article-body {
  /* Centrar columna de lectura y limitar ancho para mejor legibilidad */
  max-width: 70ch; /* ~70 caracteres por línea, recomendado */
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
}

.article-body h3 {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-charcoal);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.article-body p {
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.article-body ul {
  list-style-type: disc;
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.article-body li {
  margin-bottom: var(--spacing-sm);
}

.article-body a {
  color: var(--color-brand-medium-blue);
  text-decoration: underline;
}

.article-body a:hover {
  color: var(--color-brand-green);
}

/* ========================================
   SECCIONES CTA
   ======================================== */

.cta-section {
  margin-top: var(--spacing-3xl);
  padding: var(--spacing-xl);
  background-color: var(--color-light-gray);
  border-radius: var(--border-radius-lg);
  text-align: center;
}

.cta-section h3 {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-charcoal);
  margin-bottom: var(--spacing-md);
}

.cta-section p {
  color: var(--color-medium-gray);
  margin-bottom: var(--spacing-lg);
}

.cta-button-large {
  display: inline-block;
  background-color: var(--color-brand-green);
  color: var(--color-white);
  font-weight: var(--font-weight-bold);
  font-size: 1.125rem;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius-md);
  text-decoration: none;
  transition: all var(--transition-normal);
  transform: scale(1);
}

.cta-button-large:hover {
  background-color: var(--color-brand-green-dark);
  transform: scale(1.05);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
  background-color: var(--color-brand-dark-blue);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0;
}

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

.footer-links {
  margin-bottom: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-copyright {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  margin-top: var(--spacing-md);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
  }
  
  .cta-button {
    display: inline-block;
  }
  
  .mobile-menu-toggle {
    display: none;
  }
  
  .article-title {
    font-size: 3rem;
  }
  
  .container {
    padding: 0 var(--spacing-xl);
  }
}

@media (min-width: 1024px) {
  .article-title {
    font-size: 3.5rem;
  }
  
  .article-body {
    max-width: 72ch; /* un poco más amplio en desktop grande */
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
  }
}

/* ========================================
   PROCESS TIMELINE
   ======================================== */

#process-timeline {
  position: absolute;
  left: 50%;
  /* Inicia después del primer elemento y termina antes del último */
  top: 4rem; 
  bottom: 4rem;
  width: 3px;
  background-color: var(--color-brand-dark-blue);
  opacity: 0.2;
  transform: translateX(-50%);
  z-index: 0;
  border-radius: 2px;
}

/* Asegura que las tarjetas de los pasos estén por encima de la línea */
#process .flex {
  position: relative;
  z-index: 1;
}

/* ========================================
   LOCATION CARDS
   ======================================== */

.location-card {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.location-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.location-card-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.location-card .p-6 {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.location-card p {
    flex-grow: 1;
}

.location-card-button {
  display: inline-flex;
  align-items: center;
  font-weight: var(--font-weight-bold);
  color: var(--color-brand-dark-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
  margin-top: auto; /* Pushes button to the bottom */
}

.location-card-button:hover {
  color: var(--color-brand-green);
}

/* ... existing code ... */


/* ========================================
   ESTILOS PARA FILTROS DE BLOG
   ======================================== */

.filter-btn {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    border-radius: 9999px; /* Píldora */
    font-weight: 600;
    font-family: var(--font-family-primary);
    background-color: #e5e7eb; /* Gris claro */
    color: var(--color-charcoal);
    transition: all 0.2s ease-in-out;
    border: 2px solid transparent;
    cursor: pointer;
    margin: 0.25rem;
}

.filter-btn:hover {
    background-color: #d1d5db; /* Gris un poco más oscuro */
    transform: translateY(-2px);
}

/* Estilo del botón de filtro ACTIVO */
.filter-btn.active {
    background-color: var(--color-brand-dark-blue);
    color: var(--color-white);
    border-color: var(--color-brand-medium-blue);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}