/* ============================================
   Variables CSS para fácil personalización
   SSR La Aguada - Estilos Modernizados
   ============================================ */
:root {
  /* Colores principales */
  --color-primario: #1976d2;
  --color-primario-oscuro: #125ba3;
  --color-secundario: #0288d1;
  --color-acento: #ff9800;
  --color-acento-oscuro: #f57c00;
  --color-exito: #4caf50;
  --color-alerta: #ffc107;
  --color-error: #f44336;
  
  /* Colores de texto */
  --color-texto: #333;
  --color-texto-claro: #666;
  --color-texto-suave: #999;
  
  /* Colores de fondo */
  --color-fondo: #f5f9fc;
  --color-blanco: #ffffff;
  --color-borde: #e0e0e0;
  
  /* Sombras */
  --sombra-suave: 0 2px 8px rgba(0, 0, 0, 0.08);
  --sombra-media: 0 4px 12px rgba(0, 0, 0, 0.12);
  --sombra-fuerte: 0 8px 25px rgba(0, 0, 0, 0.15);
  
  /* Transiciones */
  --transicion: all 0.3s ease;
  --transicion-rapida: all 0.15s ease;
  
  /* Bordes */
  --radio-borde: 12px;
  --radio-borde-pequeño: 8px;
  
  /* Espaciados */
  --espaciado: 20px;
  
  /* Tipografía */
  --fuente-principal: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --fuente-secundaria: 'Source Sans 3', 'Segoe UI', sans-serif;
  
  /* Header */
  --header-altura: 90px;
  --header-altura-mobile: 70px;
}

/* ============================================
   Reset y estilos base
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--fuente-principal);
  background: var(--color-fondo);
  color: var(--color-texto);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Indicador de Estado del Servicio
   ============================================ */
.service-status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.15);
  padding: 8px 16px;
  border-radius: 25px;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.85em;
}

.service-status-indicator:hover {
  background: rgba(255, 255, 255, 0.25);
}

.status-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #4caf50;
  box-shadow: 0 0 8px #4caf50;
  animation: pulse-dot 2s infinite;
}

.status-dot.operativo {
  background: #4caf50;
  box-shadow: 0 0 8px #4caf50;
}

.status-dot.afectacion {
  background: #ffc107;
  box-shadow: 0 0 8px #ffc107;
  animation: pulse-dot 1s infinite;
}

.status-dot.interrupcion {
  background: #f44336;
  box-shadow: 0 0 8px #f44336;
  animation: pulse-dot 0.5s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.status-info {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.status-label {
  font-size: 0.65em;
  text-transform: uppercase;
  opacity: 0.8;
}

.status-text {
  font-size: 0.85em;
  font-weight: 600;
  color: white;
}

/* ============================================
   Header Principal - Diseño Moderno
   ============================================ */
.principal-header {
  background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-secundario) 100%);
  color: var(--color-blanco);
  padding: 15px 30px;
  box-shadow: var(--sombra-fuerte);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 1001;
  gap: 20px;
  animation: slideDown 0.5s ease;
  min-height: var(--header-altura);
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Logo */
.logo-container {
  display: flex;
  align-items: center;
  gap: 15px;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  flex-shrink: 0;
}

.logo-container img {
  width: 65px;
  height: auto;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
  transition: var(--transicion);
}

.logo-container:hover img {
  transform: scale(1.05);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-text strong {
  font-size: 1.2em;
  font-weight: 800;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  line-height: 1.2;
}

.logo-subtitle {
  font-size: 0.85em;
  opacity: 0.9;
  font-weight: 500;
}

/* Botón de Pago Destacado - Desktop */
.payment-container.desktop-only {
  display: flex;
  justify-content: center;
  align-items: center;
}

.payment-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--color-acento) 0%, var(--color-acento-oscuro) 100%);
  color: var(--color-blanco);
  /* Reducimos el padding de 14px 28px a 8px 18px */
  padding: 8px 18px; 
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  /* Reducimos el tamaño de la fuente de 1em a 0.85em */
  font-size: 0.85em; 
  box-shadow: 0 4px 15px rgba(255, 152, 0, 0.35);
  transition: var(--transicion);
  border: 2px solid rgba(255, 255, 255, 0.2);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.payment-btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.payment-btn:hover::before {
  width: 300px;
  height: 300px;
}

.payment-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(255, 152, 0, 0.5);
}

/* Información de Emergencias */
.emergency-container {
  text-align: right;
  font-size: 0.9em;
  flex-shrink: 0;
}

.emergency-label {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  font-weight: 700;
  font-size: 1em;
  margin-bottom: 8px;
  color: var(--color-acento);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.emergency-numbers {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.emergency-item {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.day-label {
  font-size: 0.8em;
  opacity: 0.9;
  background: rgba(255,255,255,0.15);
  padding: 2px 8px;
  border-radius: 10px;
}

.emergency-container a {
  color: var(--color-blanco);
  text-decoration: none;
  transition: var(--transicion);
  font-weight: 600;
}

.emergency-container a:hover {
  color: var(--color-acento);
}

/* Botón Hamburguesa - Mobile */
.hamburger-btn {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 22px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 10000; /* AUMENTADO PARA QUE SUPERE AL MENÚ */
  flex-shrink: 0;
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 3px;
  background: var(--color-blanco);
  border-radius: 2px;
  transition: var(--transicion);
}

.hamburger-btn.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.hamburger-btn.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger-btn.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* ============================================
   Navegación Principal (VISTA ESCRITORIO POR DEFECTO)
   ============================================ */
.main-nav {
  background: var(--color-blanco);
  box-shadow: var(--sombra-suave);
  position: sticky;
  top: var(--header-altura);
  z-index: 1000;
  transform: translateY(0);
  opacity: 1;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.main-nav.active {
  transform: translateY(0);
  opacity: 1;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
  width: 100%;
}

.nav-menu {
  list-style: none;
  display: flex;
  justify-content: center;
  /* Cambiamos de wrap a nowrap para obligarlos a estar en una fila */
  flex-wrap: nowrap; 
  gap: 2px; /* Reducimos la brecha un poco */
  padding: 0;
  margin: 0;
  width: 100%;
}

.nav-menu li {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  /* Reducimos el espacio lateral de 24px a 10px para que quepan todos */
  padding: 16px 10px; 
  text-decoration: none;
  color: var(--color-texto);
  font-weight: 600;
  /* Achicamos levemente la letra de 0.95em a 0.85em */
  font-size: 0.85em; 
  transition: var(--transicion);
  position: relative;
  border-radius: var(--radio-borde-pequeño);
  /* Evita que el texto dentro del botón se parta en dos líneas */
  white-space: nowrap; 
}

.nav-link:hover {
  color: var(--color-primario);
  background: var(--color-fondo);
}

.nav-link.active {
  color: var(--color-blanco) !important;
  background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-secundario) 100%);
}

/* Pago en menú móvil */
.mobile-payment {
  padding: 10px 0;
  border-top: 1px solid var(--color-borde);
  margin-top: 10px;
}

.payment-btn-mobile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  background: linear-gradient(135deg, var(--color-acento) 0%, var(--color-acento-oscuro) 100%);
  color: var(--color-blanco);
  padding: 12px 24px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95em;
}

/* Overlay */
.nav-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 9998; /* BAJO EL NAV Y EL HAMBURGUESA */
  opacity: 0;
  transition: opacity 0.3s ease;
}

.nav-overlay.active {
  display: block;
  opacity: 1;
}

/* ============================================
   Main Content
   ============================================ */
main {
  flex: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 30px;
  width: 100%;
  animation: fadeIn 0.6s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Títulos */
h1 {
  color: var(--color-primario);
  font-size: 2.5em;
  margin-bottom: 30px;
  text-align: center;
  position: relative;
  padding-bottom: 15px;
  font-weight: 800;
  line-height: 1.2;
}

h1::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-acento), var(--color-primario));
  border-radius: 2px;
}

h2 {
  color: var(--color-primario);
  font-size: 1.6em;
  margin: 30px 0 20px;
  padding-left: 15px;
  border-left: 5px solid var(--color-acento);
  font-weight: 700;
  line-height: 1.3;
}

/* ============================================
   Página de Inicio
   ============================================ */
.contenido-principal {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  background: var(--color-blanco);
  padding: 40px;
  border-radius: var(--radio-borde);
  box-shadow: var(--sombra-media);
}

.texto-izquierda h1 {
  text-align: left;
  font-size: 2em;
}

.texto-izquierda h1::after {
  left: 0;
  transform: none;
}

.texto-izquierda p {
  margin-bottom: 20px;
  line-height: 1.8;
  color: var(--color-texto-claro);
  font-family: var(--fuente-secundaria);
  font-size: 1.05em;
}

.foto-derecha img {
  width: 100%;
  height: auto;
  border-radius: var(--radio-borde);
  box-shadow: var(--sombra-media);
  transition: var(--transicion);
}

.foto-derecha img:hover {
  transform: scale(1.02);
  box-shadow: var(--sombra-fuerte);
}

/* ============================================
   Comunicados
   ============================================ */
.comunicacion-item {
  background: var(--color-blanco);
  padding: 30px;
  margin-bottom: 25px;
  border-radius: var(--radio-borde);
  box-shadow: var(--sombra-suave);
  transition: var(--transicion);
  border-left: 5px solid var(--color-primario);
}

.comunicacion-item:hover {
  box-shadow: var(--sombra-media);
  transform: translateX(5px);
}

.comunicacion-item h2 {
  color: var(--color-primario);
  font-size: 1.4em;
  margin: 0 0 15px 0;
  padding: 0;
  border: none;
}

.comunicacion-item p {
  color: var(--color-texto-claro);
  line-height: 1.8;
  margin-bottom: 15px;
  font-family: var(--fuente-secundaria);
}

.comunicacion-item small {
  color: var(--color-texto-claro);
  font-style: italic;
  display: block;
  margin-top: 15px;
  padding-top: 15px;
  border-top: 1px solid var(--color-borde);
}

.comunicacion-item.destacado {
  border-left-color: var(--color-acento);
  background: linear-gradient(135deg, var(--color-blanco) 0%, #fff8e1 100%);
}

/* ============================================
   Formularios
   ============================================ */
form {
  background: var(--color-blanco);
  padding: 40px;
  border-radius: var(--radio-borde);
  box-shadow: var(--sombra-media);
  max-width: 700px;
  margin: 30px auto;
}

label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--color-texto);
  font-size: 0.95em;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 14px 16px;
  margin-bottom: 20px;
  border: 2px solid var(--color-borde);
  border-radius: var(--radio-borde-pequeño);
  font-size: 1em;
  transition: var(--transicion);
  font-family: var(--fuente-principal);
  background: var(--color-blanco);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primario);
  box-shadow: 0 0 0 4px rgba(25, 118, 210, 0.1);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

button[type="submit"],
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-secundario) 100%);
  color: var(--color-blanco);
  padding: 16px 32px;
  border: none;
  border-radius: 50px;
  font-size: 1.05em;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transicion);
  box-shadow: 0 4px 15px rgba(25, 118, 210, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  width: 100%;
}

button[type="submit"]:hover,
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(25, 118, 210, 0.4);
}

button[type="submit"]:active {
  transform: translateY(0);
}

button[type="submit"]:disabled {
  background: #ccc;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* ============================================
   Mensajes y Alertas
   ============================================ */
.mensaje-exito {
  background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
  color: #2e7d32;
  padding: 20px;
  border-radius: var(--radio-borde);
  margin-bottom: 25px;
  border-left: 5px solid var(--color-exito);
  box-shadow: var(--sombra-suave);
  animation: slideIn 0.5s ease;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-20px); }
  to { opacity: 1; transform: translateX(0); }
}

.mensaje-error {
  background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
  color: #c62828;
  padding: 20px;
  border-radius: var(--radio-borde);
  margin-bottom: 25px;
  border-left: 5px solid var(--color-error);
  box-shadow: var(--sombra-suave);
}

.mensaje-alerta {
  background: linear-gradient(135deg, #fff8e1 0%, #ffecb3 100%);
  color: #f57c00;
  padding: 20px;
  border-radius: var(--radio-borde);
  margin-bottom: 25px;
  border-left: 5px solid var(--color-alerta);
  box-shadow: var(--sombra-suave);
}

/* ============================================
   Footer
   ============================================ */
footer {
  background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-secundario) 100%);
  color: var(--color-blanco);
  text-align: center;
  padding: 30px 20px;
  margin-top: auto;
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.1);
}

footer p {
  margin-bottom: 10px;
  font-family: var(--fuente-secundaria);
}

footer strong {
  font-weight: 700;
}

footer a {
  color: var(--color-acento);
  text-decoration: none;
  transition: var(--transicion);
}

footer a:hover {
  text-decoration: underline;
}

footer hr {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  margin: 20px 0;
}

footer small {
  font-size: 0.9em;
  opacity: 0.9;
}

/* ============================================
   Secciones de Contenido
   ============================================ */
section {
  background: var(--color-blanco);
  padding: 35px;
  margin-bottom: 30px;
  border-radius: var(--radio-borde);
  box-shadow: var(--sombra-suave);
}

section p {
  line-height: 1.8;
  color: var(--color-texto-claro);
  margin-bottom: 15px;
  font-family: var(--fuente-secundaria);
  font-size: 1.05em;
}

.listado {
  background: var(--color-fondo);
  padding: 25px;
  border-radius: var(--radio-borde);
  margin: 20px 0;
  white-space: pre-line;
  line-height: 1.8;
}

/* ============================================
   Tablas (para gestores admin)
   ============================================ */
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-blanco);
  border-radius: var(--radio-borde);
  overflow: hidden;
  box-shadow: var(--sombra-suave);
  margin: 20px 0;
}

thead {
  background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-secundario) 100%);
  color: var(--color-blanco);
}

th {
  padding: 16px 15px;
  text-align: left;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.85em;
  letter-spacing: 0.5px;
}

td {
  padding: 14px 15px;
  border-bottom: 1px solid var(--color-borde);
}

tr:hover {
  background: var(--color-fondo);
}

tr:last-child td {
  border-bottom: none;
}

/* ============================================
   Badges y Estados
   ============================================ */
.badge {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.85em;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-success { background: #e8f5e9; color: #2e7d32; }
.badge-warning { background: #fff8e1; color: #f57c00; }
.badge-danger { background: #ffebee; color: #c62828; }

/* ============================================
   Cards
   ============================================ */
.card {
  background: var(--color-blanco);
  padding: 25px;
  border-radius: var(--radio-borde);
  box-shadow: var(--sombra-suave);
  transition: var(--transicion);
}

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

.card h3 {
  color: var(--color-primario);
  margin-bottom: 12px;
  font-weight: 700;
}

.card p {
  color: var(--color-texto-claro);
  font-family: var(--fuente-secundaria);
  line-height: 1.6;
}

/* ============================================
   Breadcrumbs
   ============================================ */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9em;
  color: var(--color-texto-claro);
  margin-bottom: 20px;
  padding: 10px 15px;
  background: var(--color-blanco);
  border-radius: var(--radio-borde-pequeño);
}

.breadcrumbs a {
  color: var(--color-primario);
  text-decoration: none;
  transition: var(--transicion);
}

.breadcrumbs a:hover {
  text-decoration: underline;
}

.breadcrumbs span {
  color: var(--color-texto-suave);
}

/* ============================================
   Responsive Design - Tablet y Menú Móvil
   ============================================ */
@media (max-width: 992px) {
  .principal-header { padding: 12px 20px; }
  .logo-container img { width: 55px; }
  .logo-text strong { font-size: 1em; }
  .logo-subtitle { font-size: 0.75em; }
  .emergency-container { font-size: 0.85em; }
  .payment-container.desktop-only { display: none; }
  
  .hamburger-btn { display: flex; }
  
  /* CONFIGURACIÓN CRÍTICA DEL MENÚ MÓVIL */
  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    transform: translateX(-100%);
    opacity: 1; /* Forzar visibilidad al entrar */
    display: flex; /* CRÍTICO PARA QUE SE MUESTRE EL CONTENIDO */
    flex-direction: column;
    overflow-y: auto;
    background: var(--color-blanco); /* CRÍTICO PARA EL FONDO */
    z-index: 9999;
    box-shadow: 2px 0 15px rgba(0,0,0,0.3); /* Sombra lateral */
  }
  
  .main-nav.active {
    transform: translateX(0);
  }
  
  .nav-container {
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 20px 20px; /* Padding superior para el botón de cerrar */
    height: 100%;
    width: 100%;
  }
  
  .nav-menu {
    flex-direction: column;
    width: 100%;
    gap: 0;
  }
  
  .nav-link {
    padding: 15px 20px;
    border-bottom: 1px solid var(--color-borde);
    border-radius: 0;
  }
  
  .nav-link:hover {
    background: var(--color-fondo);
  }
  
  .mobile-payment { width: 100%; }
  .nav-overlay.active { display: block; opacity: 1; }
  
  .contenido-principal {
    grid-template-columns: 1fr;
    padding: 30px;
  }
  
  h1 { font-size: 2em; }
  h2 { font-size: 1.4em; }
}

/* ============================================
   Responsive Design - Mobile
   ============================================ */
@media (max-width: 768px) {
  :root {
    --header-altura: var(--header-altura-mobile);
  }
  
  main { padding: 25px 15px; }
  form { padding: 25px; }
  
  .principal-header { position: relative; }
  
  .logo-container img { width: 50px; }
  .logo-text { display: none; }
  .emergency-container { display: none; }
  
  .payment-btn {
    padding: 12px 20px;
    font-size: 0.9em;
  }
  
  table { font-size: 0.9em; }
  th, td { padding: 10px 8px; }
  h1 { font-size: 1.8em; }
  h2 { font-size: 1.3em; }
  
  .contenido-principal,
  section { padding: 25px 20px; }
  
  .comunicacion-item { padding: 20px; }
  .texto-izquierda h1 { font-size: 1.6em; }
}

/* ============================================
   Responsive Design - Small Mobile
   ============================================ */
@media (max-width: 480px) {
  h1 { font-size: 1.6em; }
  .contenido-principal { padding: 20px 15px; }
  section { padding: 20px 15px; }
  .comunicacion-item { padding: 18px; }
  button[type="submit"], .btn-primary { padding: 14px 24px; font-size: 1em; }
  .cards-grid { grid-template-columns: 1fr !important; }
}

/* ============================================
   Utilidades
   ============================================ */
.text-center { text-align: center; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

.desktop-only { display: flex; }
.mobile-only { display: none !important; }

@media (max-width: 992px) {
  .desktop-only { display: none !important; }
  .mobile-only { display: flex !important; }
}

/* ============================================
   Animaciones e UI Extra
   ============================================ */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(25, 118, 210, 0.3);
  border-radius: 50%;
  border-top-color: var(--color-primario);
  animation: spin 0.8s ease-in-out infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }

.back-to-top:hover { box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3); }

@media print {
  .hamburger-btn, .main-nav, .back-to-top, .mobile-payment { display: none !important; }
  .principal-header { position: relative; box-shadow: none; }
  body { background: white; }
}

@media (prefers-contrast: high) {
  :root { --color-borde: #333; }
  .nav-link, footer a { text-decoration: underline; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
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    const expires = new Date();
    expires.setTime(expires.getTime() + days * 24 * 60 * 60 * 1000);
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