/* ===========================
   GLOBAL OVERFLOW FIX
   =========================== */

html,
body {
  overflow-x: hidden;
  max-width: 100%;
  margin: 0;
  padding: 0;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

* {
  box-sizing: border-box;
}

/* ===========================
   MAIN CONTENT
   =========================== */

.main {
  padding: 1rem 0 2rem 0;
  background: linear-gradient(
    135deg,
    rgba(30, 58, 138, 0.9),
    rgba(15, 23, 42, 0.95)
  );
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
}

.main .container {
  max-width: 100%;
  margin: 0;
  padding: 0 var(--spacing-md);
  width: 100%;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Breadcrumb */
.breadcrumb {
  margin-bottom: var(--spacing-lg);
  color: var(--color-gray);
  font-size: 0.9rem;
}

.breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.breadcrumb a:hover {
  color: var(--color-accent);
}

.separator {
  margin: 0 var(--spacing-xs);
  color: var(--color-gray);
}

.current {
  color: var(--color-gray-dark);
  font-weight: var(--font-weight-bold);
}

/* Page Header Unificado */
.page-header-unified {
  background: transparent;
  width: 100%;
  padding: var(--spacing-xl) 0;
  margin-bottom: var(--spacing-md);
  border-radius: 0;
}

.page-header-unified .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

/* Page Header */
.page-header {
  text-align: center;
  margin-bottom: 0;
  padding: 0;
  background: transparent;
  border-radius: 0;
}

.page-header h1 {
  font-size: 3rem;
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
  font-weight: var(--font-weight-bold);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-header p {
  font-size: 1.2rem;
  color: var(--color-gray-light);
  max-width: 600px;
  margin: 0 auto;
}

/* ===========================
   LAYOUT PRINCIPAL FULL-WIDTH
   =========================== */

.content-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--spacing-lg);
  align-items: start;
  max-width: 100%;
  width: 100%;
}

/* ===========================
   SIDEBAR DE FILTROS - MENU UNIFICADO
   =========================== */

.filters-sidebar {
  background: #1a2a427a;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  padding: 0;
  position: static;
  height: fit-content;
  overflow: visible;
  align-self: stretch;
}

/* Menu unificado */
.unified-menu {
  padding: var(--spacing-lg);
}

/* Búsqueda de cursos */
.search-section {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid #e9ecef;
}

.search-section h3 {
  color: var(--color-white);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.search-section h3 i {
  color: var(--color-primary);
}

/* Contador de resultados */
.results-counter {
  text-align: center;
  color: var(--color-white);
  font-size: 0.9rem;
  margin-top: var(--spacing-sm);
  opacity: 0.8;
}

/* Estilo para el menú como barra inferior en móvil */
@media (max-width: 768px) {
  .search-section {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    backdrop-filter: blur(10px);
  }

  .results-counter {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
  }
}

.filters-container {
  padding: var(--spacing-lg);
}

.search-input-container {
  position: relative;
}

.search-input-container input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  padding-right: 40px;
  border: 2px solid #e9ecef;
  border-radius: var(--border-radius);
  outline: none;
  font-family: var(--font-family-primary);
  transition: all 0.3s ease;
}

.search-input-container input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(49, 129, 255, 0.1);
}

.search-icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-gray);
  pointer-events: none;
}

/* Grupos de filtros */
.filter-group {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid #e9ecef;
}

.filter-group:last-of-type {
  border-bottom: none;
  margin-bottom: var(--spacing-lg);
}

.filter-group h3 {
  color: var(--color-white);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.filter-group h3 i {
  color: var(--color-primary);
}

.filter-options {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

/* Opciones de filtro personalizadas */
.filter-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  transition: all 0.3s ease;
  position: relative;
}

.filter-option:hover {
  background: rgba(49, 129, 255, 0.05);
}

.filter-option input {
  display: none;
}

.checkmark {
  width: 18px;
  height: 18px;
  border: 2px solid #e9ecef;
  border-radius: 4px;
  position: relative;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.filter-option input[type="radio"] + .checkmark {
  border-radius: 50%;
}

.filter-option input:checked + .checkmark {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.filter-option input:checked + .checkmark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 4px;
  height: 8px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: translate(-50%, -60%) rotate(45deg);
}

.filter-option input[type="radio"]:checked + .checkmark::after {
  width: 8px;
  height: 8px;
  border: none;
  background: white;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

/* Checkmarks con colores de categoría */
.checkmark.legal {
  border-color: var(--color-primary);
}

.checkmark.academic {
  border-color: var(--color-accent);
}

.checkmark.environmental {
  border-color: #22c55e;
}

.checkmark.safety {
  border-color: #ef4444;
}

.filter-option input:checked + .checkmark.legal {
  background: var(--color-primary);
}

.filter-option input:checked + .checkmark.academic {
  background: var(--color-accent);
}

.filter-option input:checked + .checkmark.environmental {
  background: #22c55e;
}

.filter-option input:checked + .checkmark.safety {
  background: #ef4444;
}

.filter-text {
  color: var(--color-white);
  font-weight: 500;
  flex: 1;
}

.course-count {
  background: var(--color-gray-light);
  color: var(--color-gray-dark);
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 600;
  min-width: 20px;
  text-align: center;
}

/* Botón limpiar filtros */
.clear-filters-btn {
  width: 100%;
  background: transparent;
  border: 2px solid var(--color-white);
  color: var(--color-white);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  font-family: var(--font-family-primary);
}

.clear-filters-btn:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-1px);
}

/* Filters toggle button - hidden by default, shown on mobile */
.filters-toggle {
  display: none;
}

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

.courses-content {
  display: flex;
  flex-direction: column;
}

/* Barra de resultados */
.results-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-md) var(--spacing-lg);
  background: #1a2a427a;
  border-radius: var(--border-radius);
}

.results-info {
  color: var(--color-white);
  font-weight: 600;
}

.sort-options {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.sort-options label {
  color: var(--color-white);
  font-weight: 500;
}

.sort-options select {
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid #e9ecef;
  border-radius: var(--border-radius);
  background: var(--color-white);
  color: var(--color-gray-dark);
  font-family: var(--font-family-primary);
  cursor: pointer;
}

.sort-options select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(49, 129, 255, 0.1);
}

/* Grid de cursos mejorado - 3 columnas */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  align-content: start;
}

@media (max-width: 1200px) {
  .courses-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .courses-grid {
    grid-template-columns: 1fr;
  }
}

.course-card {
  background: var(--color-white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.course-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

/* Header de la card - más compacto */
.course-header {
  position: relative;
  background: var(--color-primary-dark);
  padding: var(--spacing-md);
  text-align: center;
  color: var(--color-white);
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.course-image {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.course-image i {
  font-size: 2rem;
  margin: 0;
}

.course-badge {
  display: none; /* Ocultar las etiquetas de categoría */
}

/* Colores del header según categoría */
.course-card[data-category="legal"] .course-header {
  background: linear-gradient(135deg, #3181ff, #2563eb);
}

.course-card[data-category="academico"] .course-header {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
}

.course-card[data-category="ambiental"] .course-header {
  background: linear-gradient(135deg, #22c55e, #16a34a);
}

.course-card[data-category="seguridad"] .course-header {
  background: linear-gradient(135deg, #ef4444, #dc2626);
}

.course-card[data-category="docentes"] .course-header {
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.course-card[data-category="servicios"] .course-header {
  background: linear-gradient(135deg, #06b6d4, #0891b2);
}

/* Contenido de la card - más compacto */
.course-content {
  padding: var(--spacing-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-content h3 {
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.3;
}

.course-content p {
  color: var(--color-gray);
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
  flex: 1;
  font-size: 0.9rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Meta información - más compacta */
.course-meta {
  margin-bottom: var(--spacing-md);
}

.meta-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-xs);
  color: var(--color-gray-dark);
  font-size: 0.85rem;
}

.meta-item:last-child {
  margin-bottom: 0;
}

.meta-item i {
  color: var(--color-primary);
  width: 16px;
  text-align: center;
}

/* Precio - más compacto */
.course-price {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-xs) 0;
  border-top: 1px solid #e9ecef;
}

.price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-secondary);
}

.currency {
  color: var(--color-gray);
  font-size: 0.8rem;
  font-weight: 500;
}

/* Botón del curso - Agregar al Carrito */
.course-btn {
  width: 100%;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: var(--spacing-sm);
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  font-family: var(--font-family-primary);
  font-size: 0.9rem;
  margin-top: auto;
}

.course-btn:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Mensaje sin resultados */
.no-results {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  text-align: center;
  grid-column: 1 / -1;
}

.no-results-content {
  color: var(--color-gray);
}

.no-results-content i {
  font-size: 4rem;
  color: var(--color-gray-light);
  margin-bottom: var(--spacing-lg);
}

.no-results-content h3 {
  color: var(--color-gray-dark);
  margin-bottom: var(--spacing-md);
  font-size: 1.5rem;
}

.no-results-content p {
  color: var(--color-gray);
  font-size: 1.1rem;
  margin: 0;
}

/* Footer - usar estilos globales del landing */
.footer {
  background: var(--color-secondary-dark);
  color: var(--color-white);
  padding: 3rem 0 1rem;
  flex-shrink: 0;
}

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

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  opacity: 1;
  transform: none;
}

.footer-section h3,
.footer-section h4 {
  margin-bottom: var(--spacing-md);
  color: var(--color-white);
  font-weight: var(--font-weight-bold);
  font-size: 1.5rem;
  color: var(--color-primary);
}

.footer-section h3 {
  font-size: 1.8rem;
  font-weight: var(--font-weight-bold);
}

.footer-section p {
  color: var(--color-white);
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
}

.footer-social {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.footer-social a i {
  color: var(--color-gray-dark);
  font-size: 1.2rem;
}

.footer-social a:hover {
  background: var(--color-accent-light);
  transform: translateY(-2px);
}

.footer-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-section ul li {
  margin-bottom: var(--spacing-xs);
}

.footer-section ul li a {
  color: var(--color-white);
  text-decoration: none;
  transition: color 0.3s ease;
  font-size: 1rem;
}

.footer-section ul li a:hover {
  color: var(--color-accent);
}

.footer-contact p {
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.footer-contact i {
  color: var(--color-accent);
  width: 20px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
}

/* ===========================
   SISTEMA DE CARRITO
   =========================== */

.cart-icon {
  position: fixed;
  top: 50%;
  right: 20px;
  transform: translateY(-50%);
  background: var(--color-accent);
  color: var(--color-black);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  z-index: 100;
  transition: all 0.3s ease;
}

.cart-icon:hover {
  transform: translateY(-50%) scale(1.1);
}

.cart-count {
  position: absolute;
  top: -5px;
  right: -5px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

.cart-sidebar {
  position: fixed;
  top: 0;
  right: -400px;
  width: 400px;
  height: 100vh;
  background: var(--color-white);
  box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  transition: right 0.3s ease;
  display: flex;
  flex-direction: column;
}

.cart-sidebar.open {
  right: 0;
}

.cart-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid #e9ecef;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-header h3 {
  margin: 0;
  color: var(--color-secondary);
}

.cart-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-gray);
  padding: var(--spacing-xs);
  border-radius: 50%;
  transition: all 0.3s ease;
}

.cart-close:hover {
  background: var(--color-gray-light);
}

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-md);
}

.cart-item {
  display: flex;
  background: #0000000e;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border: 1px solid #e9ecef;
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-md);
}

.cart-item-image {
  width: 60px;
  height: 60px;
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-primary-light)
  );
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  flex-shrink: 0;
}

.cart-item-details {
  flex: 1;
}

.cart-item-title {
  font-weight: 600;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-xs);
  font-size: 0.9rem;
  line-height: 1.3;
}

.cart-item-price {
  color: #22c55e;
  font-weight: 700;
  font-size: 1rem;
}

.cart-item-remove {
  background: none;
  border: none;
  color: #ef4444;
  cursor: pointer;
  padding: var(--spacing-xs);
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.cart-item-remove:hover {
  color: #ef4444;
  transform: scale(1.2);
}

.cart-empty {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--color-gray);
}

.cart-empty i {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.cart-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid #e9ecef;
  background: var(--color-gray-light);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
  font-size: 1.1rem;
  font-weight: 700;
}

.cart-total-amount {
  color: #22c55e;
  font-size: 1.3rem;
}

.checkout-btn {
  width: 100%;
  background: #22c55e;
  color: var(--color-white);
  border: none;
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1rem;
}

.checkout-btn:hover {
  background: #17853f;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.checkout-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* ===========================
   MODAL DE CHECKOUT
   =========================== */

.checkout-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 2000;
  overflow-y: auto;
}

.checkout-modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.checkout-container {
  background: var(--color-white);
  border-radius: 8px;
  max-width: 1200px;
  width: 95%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border: 1px solid #e2e8f0;
}

/* Estilo moderno para el scroll */
.checkout-container::-webkit-scrollbar {
  width: 8px;
}

.checkout-container::-webkit-scrollbar-track {
  background: #f1f5f9;
  border-radius: 10px;
}

.checkout-container::-webkit-scrollbar-thumb {
  background: linear-gradient(45deg, var(--color-primary), var(--color-accent));
  border-radius: 10px;
  border: 2px solid #f1f5f9;
}

.checkout-container::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(
    45deg,
    var(--color-primary-dark),
    var(--color-accent)
  );
}

.checkout-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #f8fafc;
  border-radius: 8px 8px 0 0;
}

.checkout-header h2 {
  color: var(--color-secondary);
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0;
}

.checkout-close {
  background: none;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 4px;
  font-size: 1.2rem;
  cursor: pointer;
  color: #6b7280;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.checkout-close:hover {
  background: #f3f4f6;
  color: #374151;
}

.checkout-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--spacing-xl);
  padding: var(--spacing-xl);
  background: var(--color-white);
  align-items: start;
}

@media (max-width: 900px) {
  .checkout-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  
  .order-summary {
    order: -1; /* Show summary first on mobile */
    margin-bottom: var(--spacing-lg);
    width: 100%;
  }
}

.checkout-left-column {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.order-summary {
  background: var(--color-white);
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  padding: var(--spacing-lg);
  height: fit-content;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.order-summary h3 {
  color: var(--color-secondary);
  margin-bottom: var(--spacing-lg);
  font-size: 1.2rem;
  font-weight: 600;
}

.summary-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-md);
  background: #f8fafc;
  border-radius: 8px;
  border: 1px solid #e2e8f0;
  transition: all 0.2s ease;
}

.summary-item:hover {
  background: #f1f5f9;
  border-color: #22c55e;
}

.summary-item-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.summary-item-title {
  font-weight: 600;
  color: var(--color-secondary);
  font-size: 0.95rem;
  line-height: 1.3;
  margin-bottom: var(--spacing-xs);
}

.summary-item-category {
  font-size: 0.8rem;
  color: var(--color-gray);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-xs);
}

.summary-item-price {
  font-weight: 700;
  color: #22c55e;
  font-size: 1rem;
  align-self: flex-end;
  margin-left: var(--spacing-md);
  white-space: nowrap;
}

.summary-total {
  background: linear-gradient(135deg, #f0fdf4, #dcfce7);
  border-radius: 8px;
  padding: var(--spacing-lg);
  margin-top: var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.summary-total .total-label {
  font-weight: 700;
  color: var(--color-secondary);
  font-size: 1.2rem;
}

.summary-total .total-amount {
  font-weight: 700;
  color: #22c55e;
  font-size: 1.3rem;
}

.payment-methods {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.payment-methods h3 {
  color: var(--color-secondary);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
}

.payment-method {
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  padding: var(--spacing-lg);
  cursor: pointer;
  transition: all 0.2s ease;
  background: var(--color-white);
}

.payment-method:hover,
.payment-method.selected {
  border-color: #22c55e;
  background: #f0fdf4;
}

.payment-method h4 {
  margin: 0 0 var(--spacing-sm) 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-secondary);
}

.payment-method p {
  margin: 0;
  color: var(--color-gray);
  font-size: 0.9rem;
}

.transfer-details,
.card-details {
  display: none;
  margin-top: var(--spacing-md);
  padding: var(--spacing-lg);
  background: #f9fafb;
  border-radius: 6px;
  border: 1px solid #e5e7eb;
}

.transfer-details.show,
.card-details.show {
  display: block;
}

.bank-info {
  background: var(--color-white);
  padding: var(--spacing-lg);
  border-radius: 6px;
  margin-bottom: var(--spacing-lg);
  border: 1px solid #e5e7eb;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.bank-section {
  background: #f7f7f7;
  padding: var(--spacing-lg);
  border-radius: 6px;
  border: 1px solid #e5e7eb;
}

.bank-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid #e9ecef;
}

.bank-logo img {
  max-height: 50px;
  width: auto;
  object-fit: contain;
  transition: opacity 0.3s ease;
}

.bank-logo span {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.bank-detail {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid #e9ecef;
}

.bank-detail:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.bank-detail strong {
  color: var(--color-gray-dark);
  font-weight: 600;
  min-width: 140px;
}

.bank-detail span {
  font-weight: 500;
  color: var(--color-primary);
  background: rgba(49, 129, 255, 0.1);
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 0.95rem;
}

.upload-receipt {
  margin-top: var(--spacing-md);
}

.upload-receipt input[type="file"] {
  display: none;
}

.upload-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: #22c55e;
  color: var(--color-white);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 500;
}

.upload-btn:hover {
  background: #16a34a;
}

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

.qr-code {
  width: 200px;
  height: 200px;
  background: var(--color-white);
  border: 2px solid #e9ecef;
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: var(--spacing-md) auto;
  color: var(--color-gray);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.qr-code img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.pay-link {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-xl);
  background: linear-gradient(135deg, #ff6b35, #f7931e);
  color: var(--color-white);
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  margin-top: var(--spacing-md);
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
  font-size: 1.1rem;
  width: 100%;
  text-align: center;
}

.pay-link:hover {
  background: linear-gradient(135deg, #e55a2b, #f7931e);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.complete-order-btn {
  width: 100%;
  background: #22c55e;
  color: var(--color-white);
  border: none;
  padding: var(--spacing-lg);
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 1rem;
  margin-top: var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.complete-order-btn:hover {
  background: #16a34a;
}

.complete-order-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background: #9ca3af;
}

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

@media (max-width: 1024px) {
  .content-layout {
    grid-template-columns: 260px 1fr;
    gap: var(--spacing-md);
  }

  .cart-sidebar {
    width: 350px;
    right: -350px;
  }

  /* Checkout Modal Mobile Optimization */
  .checkout-container {
    max-width: 98%;
    width: 98%;
    max-height: 95vh;
    margin: 0;
  }

  .checkout-header {
    padding: var(--spacing-md);
    position: sticky;
    z-index: 10;
    background: #f8fafc;
    border-bottom: 2px solid #e2e8f0;
  }

  .checkout-header h2 {
    font-size: 1.2rem;
  }

  .checkout-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    display: flex;
    flex-direction: column;
  }

  /* Order summary comes first on mobile */
  .order-summary {
    order: -1;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border-radius: 8px;
    position: relative;
  }

  .order-summary h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
    color: var(--color-secondary);
  }

  /* Payment methods section */
  .payment-methods {
    order: 1;
  }

  .payment-methods h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
  }

  /* Bank info mobile optimization */
  .bank-info {
    padding: var(--spacing-sm);
    gap: var(--spacing-sm);
  }

  .bank-section {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
  }

  .bank-section:last-child {
    margin-bottom: 0;
  }

  .bank-logo {
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
  }

  .bank-logo img {
    max-height: 35px;
  }

  .bank-detail {
    margin-bottom: var(--spacing-xs);
    padding: var(--spacing-xs) 0;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }

  .bank-detail strong {
    min-width: auto;
    font-size: 0.85rem;
    color: var(--color-gray-dark);
  }

  .bank-detail span {
    font-size: 0.9rem;
    padding: 2px 8px;
    align-self: stretch;
    text-align: center;
  }

  /* Payment method cards mobile */
  .payment-method {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
  }

  .payment-method h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
  }

  .payment-method p {
    font-size: 0.85rem;
    margin-bottom: var(--spacing-sm);
  }

  /* Transfer and card details mobile */
  .transfer-details,
  .card-details {
    padding: var(--spacing-sm);
    margin-top: var(--spacing-sm);
  }

  /* QR code section mobile optimization */
  .qr-code {
    width: 150px;
    height: 150px;
    margin: var(--spacing-sm) auto;
  }

  .qr-code img {
    width: 130px;
    height: 130px;
  }

  .pyphone-payment p {
    font-size: 0.8rem;
    margin-bottom: var(--spacing-sm);
    padding: 0 var(--spacing-sm);
  }

  .pay-link {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9rem;
    margin: var(--spacing-sm) 0;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    width: 100%;
    justify-content: center;
    box-sizing: border-box;
  }

  /* Upload receipt mobile */
  .upload-receipt {
    margin-top: var(--spacing-sm);
    text-align: center;
  }

  .upload-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9rem;
    width: 100%;
    justify-content: center;
    box-sizing: border-box;
  }

  /* Complete order button mobile */
  .complete-order-btn {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    font-size: 1rem;
    width: 100%;
    border-radius: 8px;
    box-sizing: border-box;
  }

  /* Summary items mobile */
  .summary-item {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }

  .summary-item-content {
    width: 100%;
  }

  .summary-item-title {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
  }

  .summary-item-category {
    font-size: 0.75rem;
    margin-bottom: var(--spacing-xs);
  }

  .summary-item-price {
    font-size: 1rem;
    align-self: flex-end;
    margin-left: 0;
    margin-top: var(--spacing-xs);
  }

  .summary-total {
    padding: var(--spacing-md);
    margin-top: var(--spacing-md);
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }

  .summary-total .total-label {
    font-size: 1.1rem;
  }

  .summary-total .total-amount {
    font-size: 1.4rem;
  }

  /* Modal positioning and scrolling optimization */
  .checkout-modal.active {
    padding: var(--spacing-xs);
    align-items: flex-start;
    padding-top: 20px;
  }

  .checkout-container {
    border-radius: 12px 12px 0 0;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
  }

  /* Better mobile scrolling */
  .checkout-container::-webkit-scrollbar {
    width: 4px;
  }

  .checkout-container::-webkit-scrollbar-thumb {
    background: rgba(34, 197, 94, 0.5);
    border-radius: 2px;
  }

  /* Info section mobile */
  .bank-info > div[style*="margin-top"] {
    margin-top: var(--spacing-sm) !important;
    padding: var(--spacing-sm) !important;
    font-size: 0.8rem;
  }

  /* Responsive text adjustments */
  .checkout-close {
    width: 28px;
    height: 28px;
    font-size: 1rem;
  }

  /* Footer spacing fix */
  .checkout-content {
    padding-bottom: var(--spacing-lg);
  }
}

/* ===========================
   MOBILE FIRST DESIGN - NUEVO
   =========================== */

/* Filtros como dropdown colapsables para móvil */
@media (max-width: 768px) {
  /* Hide desktop sidebar completely on mobile */
  .filters-sidebar {
    display: none !important;
  }

  /* Adjust content layout for mobile without sidebar */
  .content-layout {
    grid-template-columns: 1fr;
    gap: 0;
    width: 100%;
    max-width: 100%;
  }

  .courses-content {
    padding: 0 var(--spacing-md);
    width: 100%;
    max-width: 100%;
  }

  .search-section {
    margin-bottom: 0;
    padding: var(--spacing-lg);
    border-bottom: none;
    text-align: center;
  }

  .search-section h3 {
    margin-bottom: var(--spacing-md);
    font-size: 1.3rem;
    color: var(--color-white);
  }

  .search-input-container {
    max-width: 400px;
    margin: 0 auto;
  }

  .search-input-container input {
    padding: var(--spacing-md);
    font-size: 1rem;
    border-radius: 25px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
    color: white;
    text-align: center;
  }

  .search-input-container input::placeholder {
    color: rgba(255, 255, 255, 0.7);
  }

  .search-input-container input:focus {
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(49, 129, 255, 0.2);
  }

  .search-icon {
    color: rgba(255, 255, 255, 0.7);
  }

  /* Filtros dropdown toggle */
  .filters-toggle {
    display: block;
    width: 100%;
    background: var(--color-primary);
    color: white;
    border: none;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin: var(--spacing-md);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
  }

  .filters-toggle:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
  }

  .filters-toggle i {
    transition: transform 0.3s ease;
  }

  .filters-toggle.active i {
    transform: rotate(180deg);
  }

  .filters-container {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 var(--spacing-md);
  }

  .filters-container.show {
    max-height: 800px;
    padding: var(--spacing-md);
  }

  .filter-group {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }

  .filter-group h3 {
    background: rgba(255, 255, 255, 0.1);
    margin: 0;
    padding: var(--spacing-md);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    cursor: pointer;
    transition: background 0.3s ease;
  }

  .filter-group h3:hover {
    background: rgba(255, 255, 255, 0.15);
  }

  .filter-options {
    padding: var(--spacing-md);
  }

  /* Layout principal para móvil */
  .content-layout {
    grid-template-columns: 1fr;
    gap: 0;
    width: 100%;
    max-width: 100%;
  }

  .page-header-unified .container {
    padding: 0 var(--spacing-md);
  }

  .page-header h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
  }

  .page-header p {
    font-size: 1.1rem;
  }

  /* Cards como galería optimizada para móvil */
  .courses-content {
    padding: 0 var(--spacing-md);
  }

  .results-bar {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
    background: rgba(255, 255, 255, 0.9);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    backdrop-filter: blur(10px);
  }

  .courses-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    padding: 0;
  }

  .course-card {
    background: var(--color-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
  }

  .course-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
  }

  .course-header {
    background: linear-gradient(
      135deg,
      var(--color-primary),
      var(--color-primary-dark)
    );
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
    min-height: 120px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .course-header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
  }

  .course-image {
    position: relative;
    z-index: 2;
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
  }

  .course-image i {
    font-size: 1.8rem;
    color: white;
  }

  .course-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 3;
  }

  .course-content {
    padding: var(--spacing-xl);
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .course-content h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-gray-dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
  }

  .course-content p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-gray);
    margin-bottom: var(--spacing-lg);
    flex: 1;
  }

  .course-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-gray-light);
    border-radius: var(--border-radius);
  }

  .meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
    color: var(--color-gray-dark);
    font-weight: 500;
  }

  .meta-item i {
    color: var(--color-primary);
    font-size: 1rem;
  }

  .course-price {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-primary);
    border-radius: var(--border-radius);
    color: var(--color-white);
  }

  .price {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-white);
  }

  .currency {
    font-size: 1rem;
    opacity: 0.9;
    color: var(--color-white);
  }

  .course-btn {
    background: linear-gradient(
      135deg,
      var(--color-primary),
      var(--color-primary-dark)
    );
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 16px rgba(49, 129, 255, 0.3);
  }

  .course-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(49, 129, 255, 0.4);
  }

  .course-btn:active {
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .page-header-unified .container {
    padding: 0 var(--spacing-md);
  }

  .page-header h1 {
    font-size: 2.5rem;
  }

  .page-header h1 {
    font-size: 2.5rem;
  }

  /* Layout en móvil - sidebar arriba */
  .content-layout {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    width: 100%;
    max-width: 100%;
  }

  .filters-sidebar {
    position: static;
    max-height: none;
    order: 1;
    width: 100%;
    max-width: 100%;
  }

  .courses-content {
    order: 2;
    width: 100%;
    max-width: 100%;
  }

  .filters-container {
    padding: var(--spacing-md);
  }

  .filter-group {
    margin-bottom: var(--spacing-lg);
  }

  .results-bar {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }

  .courses-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .cart-sidebar {
    width: 100%;
    right: -100%;
  }

  .cart-icon {
    right: 15px;
    width: 50px;
    height: 50px;
  }

  .bank-info {
    grid-template-columns: 1fr;
  }

  .main .container {
    padding: 0 var(--spacing-md);
  }

  .footer .container {
    padding: 0 var(--spacing-md);
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    text-align: center;
  }

  .footer-social {
    justify-content: center;
  }
}

/* Optimización para pantallas muy pequeñas */
@media (max-width: 480px) {
  .page-header-unified .container {
    padding: 0 var(--spacing-sm);
  }

  .main .container {
    padding: 0 var(--spacing-sm);
  }

  .footer .container {
    padding: 0 var(--spacing-sm);
  }

  .page-header h1 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
  }

  .page-header p {
    font-size: 1rem;
  }

  /* Buscador más compacto */
  .course-search {
    padding: var(--spacing-md);
  }

  .search-input-container input {
    padding: var(--spacing-md);
    font-size: 0.95rem;
  }

  /* Botón de filtros más compacto */
  .filters-toggle {
    margin: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9rem;
  }

  /* Cards más compactas */
  .courses-content {
    padding: 0 var(--spacing-sm);
  }

  .courses-grid {
    gap: var(--spacing-md);
  }

  .course-card {
    border-radius: 12px;
  }

  .course-header {
    padding: var(--spacing-lg);
    min-height: 100px;
  }

  .course-image {
    width: 50px;
    height: 50px;
    margin-bottom: var(--spacing-sm);
  }

  .course-image i {
    font-size: 1.5rem;
  }

  .course-content {
    padding: var(--spacing-lg);
  }

  .course-content h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
  }

  .course-content p {
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
  }

  .course-meta {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
  }

  .meta-item {
    font-size: 0.85rem;
  }

  .course-price {
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-md);
  }

  .price {
    font-size: 1.5rem;
  }

  .course-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9rem;
  }

  /* Results bar compacta */
  .results-bar {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
  }

  .sort-options {
    width: 100%;
  }

  .sort-options select {
    flex: 1;
    font-size: 0.9rem;
  }

  /* Filtros más compactos */
  .filter-group {
    margin-bottom: var(--spacing-sm);
  }

  .filter-group h3 {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
  }

  .filter-options {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .filter-option {
    padding: var(--spacing-xs) var(--spacing-sm);
  }

  .filter-text {
    font-size: 0.9rem;
  }

  /* Carrito optimizado */
  .cart-icon {
    width: 45px;
    height: 45px;
    right: var(--spacing-sm);
    bottom: var(--spacing-sm);
  }

  .cart-icon i {
    font-size: 1.2rem;
  }

  /* Modal responsive */
  .checkout-container {
    margin: var(--spacing-sm);
    padding: var(--spacing-md);
  }

  .checkout-header h2 {
    font-size: 1.3rem;
  }

  .modal-container {
    margin: var(--spacing-sm);
    padding: var(--spacing-md);
  }

  .modal-title {
    font-size: 1.3rem;
  }
}

/* MODAL DE ASESORÍA */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  animation: fadeIn 0.3s ease;
}

.modal-overlay.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-container {
  background: white;
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  animation: slideUp 0.3s ease;
}

.modal-header {
  padding: 20px 24px 0;
  border-bottom: 1px solid #eee;
  position: relative;
}

.modal-title {
  margin: 0 0 20px 0;
  color: #333;
  font-size: 24px;
  font-weight: 600;
}

.modal-close {
  position: absolute;
  top: 15px;
  right: 20px;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: #666;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background-color: #f5f5f5;
  color: #333;
}

.modal-body {
  padding: 20px 24px 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  color: #333;
  font-weight: 500;
  font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e1e5e9;
  border-radius: 8px;
  font-size: 14px;
  transition: border-color 0.2s ease;
  font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #007bff;
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btn-submit {
  width: 100%;
  background: linear-gradient(135deg, #007bff, #0056b3);
  color: white;
  padding: 14px 24px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.loading-spinner {
  display: none;
  width: 20px;
  height: 20px;
  border: 2px solid #ffffff;
  border-top: 2px solid transparent;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-right: 8px;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}


/* Responsive para móviles */
@media (max-width: 768px) {
  .modal-container {
    width: 95%;
    margin: 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .modal-header {
    padding: 16px 20px 0;
  }

  .modal-body {
    padding: 16px 20px 20px;
  }

  .modal-title {
    font-size: 20px;
  }
}

/* ===========================
   MOBILE BOTTOM NAVIGATION MENU - FIXED BELOW HEADER
   =========================== */

.mobile-bottom-menu {
  position: relative;
  bottom: 70px;
  left: 0px;
  right: 0;
  display: none;
  background: rgba(26, 42, 66, 0.95);
  backdrop-filter: blur(15px);
  border-radius: 10px;
  box-shadow: 0 -2px 15px rgba(0, 0, 0, 0.2);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  height: auto;
  margin: 0 15px;
  min-height: 60px;
}

.button-container {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 15px 20px;
  gap: 40px;
}

.button {
  outline: none !important;
  border: none !important;
  width: 60px;
  height: 60px;
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  flex-direction: column;
  gap: 4px;
  font-size: 14px;
}

.button:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px);
}

.button:active {
  transform: translateY(-1px);
}

.button .icon {
  font-size: 20px;
  margin-bottom: 2px;
}

.button .label {
  font-size: 11px;
  font-weight: 500;
  line-height: 1;
}

/* Badge para el carrito en móvil */
.cart-badge {
  position: absolute;
  top: -3px;
  right: -3px;
  background: #ef4444;
  color: white;
  border-radius: 50%;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  border: 2px solid rgba(26, 42, 66, 0.95);
}

/* Mostrar en móvil */
@media (max-width: 768px) {
  .mobile-bottom-menu {
    display: block;
    /* Asegurar que el menú no se mueva con el scroll */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
  }

  /* Agregar padding inferior al contenido principal para compensar el menú fijo en el bottom */
  .main .container {
    padding-bottom: 80px; /* Altura del menú móvil */
  }

  /* Evitar que el contenido se superponga con el menú */
  .content-layout {
    padding-bottom: 20px;
  }
}

/* ===========================
   MOBILE SEARCH PANEL STYLES - UNIFIED WITH FILTER STYLE
   =========================== */

.mobile-search-panel {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 2000;
  display: none;
  backdrop-filter: blur(3px);
}

.mobile-search-panel.active {
  display: block;
  animation: fadeIn 0.3s ease-out;
}

.mobile-search-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: linear-gradient(135deg, #1a2a42, #2d4059);
  border-radius: 20px;
  padding: 25px;
  width: 90%;
  max-width: 400px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  animation: slideUp 0.3s ease-out;
}

.mobile-search-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.mobile-search-header h3 {
  color: white;
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.mobile-search-close {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: white;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  font-size: 16px;
}

.mobile-search-close:hover {
  background: rgba(255, 255, 255, 0.2);
  color: white;
}

/* Mobile Search Section */
.mobile-search-section {
  text-align: left;
}

.mobile-search-section .search-input-container {
  position: relative;
  margin-bottom: 15px;
}

.mobile-search-section input {
  width: 100%;
  padding: 15px 50px 15px 20px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 16px;
  outline: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
}

.mobile-search-section input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.mobile-search-section input:focus {
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.mobile-search-section .search-icon {
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255, 255, 255, 0.7);
  pointer-events: none;
  font-size: 16px;
}

.mobile-search-section .results-counter {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  margin-top: 10px;
}

/* ===========================
   MOBILE FILTER PANEL STYLES
   =========================== */

.mobile-filter-panel {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  z-index: 2000;
  display: none;
  backdrop-filter: blur(5px);
}

.mobile-filter-panel.active {
  display: block;
  animation: fadeIn 0.3s ease-out;
}

.mobile-filter-content {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, #1a2a42, #2d4059);
  overflow-y: auto;
  padding: 70px 20px 100px 20px; /* Increased bottom padding for action buttons */
}

.mobile-filter-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, #1a2a42, #2d4059);
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 2001;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.mobile-filter-header h3 {
  color: white;
  margin: 0;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-filter-close {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.mobile-filter-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Mobile Search Section */
.mobile-search-section {
  margin-bottom: 30px;
  text-align: center;
}

.mobile-search-section .search-input-container {
  position: relative;
  margin-bottom: 15px;
}

.mobile-search-section input {
  width: 100%;
  padding: 15px 50px 15px 20px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 25px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 16px;
  outline: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
}

.mobile-search-section input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.mobile-search-section input:focus {
  border-color: var(--color-primary);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 0 0 3px rgba(49, 129, 255, 0.2);
}

.mobile-search-section .search-icon {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255, 255, 255, 0.7);
  pointer-events: none;
}

.mobile-search-section .results-counter {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
}

/* Mobile Filter Groups */
.mobile-filter-groups {
  display: flex;
  flex-direction: column;
  gap: 25px;
  margin-bottom: 30px;
}

.mobile-filter-group {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 15px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-filter-group h4 {
  color: white;
  margin: 0 0 15px 0;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-filter-group h4 i {
  color: var(--color-primary);
}

.mobile-filter-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mobile-filter-option {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  padding: 12px;
  border-radius: 10px;
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.02);
}

.mobile-filter-option:hover {
  background: rgba(255, 255, 255, 0.08);
}

.mobile-filter-option input {
  display: none;
}

.mobile-checkmark {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 5px;
  position: relative;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.mobile-filter-option input[type="radio"] + .mobile-checkmark {
  border-radius: 50%;
}

.mobile-filter-option input:checked + .mobile-checkmark {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.mobile-filter-option input:checked + .mobile-checkmark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 4px;
  height: 8px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: translate(-50%, -60%) rotate(45deg);
}

.mobile-filter-option input[type="radio"]:checked + .mobile-checkmark::after {
  width: 8px;
  height: 8px;
  border: none;
  background: white;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

/* Colored checkmarks for categories */
.mobile-checkmark.legal {
  border-color: var(--color-primary);
}

.mobile-checkmark.academic {
  border-color: var(--color-accent);
}

.mobile-checkmark.environmental {
  border-color: #22c55e;
}

.mobile-checkmark.safety {
  border-color: #ef4444;
}

.mobile-filter-option input:checked + .mobile-checkmark.legal {
  background: var(--color-primary);
}

.mobile-filter-option input:checked + .mobile-checkmark.academic {
  background: var(--color-accent);
}

.mobile-filter-option input:checked + .mobile-checkmark.environmental {
  background: #22c55e;
}

.mobile-filter-option input:checked + .mobile-checkmark.safety {
  background: #ef4444;
}

.mobile-filter-option .filter-text {
  color: white;
  font-weight: 500;
  flex: 1;
}

.mobile-filter-option .course-count {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  min-width: 20px;
  text-align: center;
}

/* Mobile Filter Actions */
.mobile-filter-actions {
  gap: 15px;
  padding: 20px;
}

/* Show actions when filter panel is active */
.mobile-filter-panel.active .mobile-filter-actions {
  display: flex;
}

.mobile-clear-filters-btn {
  width: 100%;
  padding: 15px 20px;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.mobile-clear-filters-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

/* Mostrar solo en móvil */
@media (max-width: 768px) {
  .mobile-bottom-menu {
    display: block;
  }

  /* Ocultar el carrito fijo original en móvil */
  .cart-icon {
    display: none;
  }
}

/* Ajustes para pantalla muy pequeña */
@media (max-width: 480px) {
  .mobile-filter-actions {
    flex-direction: column;
  }

  .mobile-filter-group {
    padding: 15px;
    margin-top: 10px;
  }

  .mobile-filter-content {
    padding: 70px 15px 15px;
  }
}

/* Animaciones adicionales */
@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translate(-50%, -45%);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%);
  }
}

.button.animate {
  animation: bounce 0.6s ease-in-out;
}