/* ====== COMPONENTES ====== */

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: var(--white-color);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--primary-color);
  text-decoration: none;
  display: flex;
  align-items: center;
}

.logo-icon {
  width: 40px;
  height: 40px;
  margin-right: var(--spacing-sm);
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white-color);
}

.nav-menu {
  display: flex;
  list-style: none;
}

.nav-item {
  margin-left: var(--spacing-lg);
}

.nav-link {
  color: var(--dark-color);
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-normal);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width var(--transition-normal);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link:hover {
  color: var(--primary-color);
}

.nav-link.active {
  color: var(--primary-color);
}

.nav-link.active::after {
  width: 100%;
}

.user-menu {
  position: relative;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  cursor: pointer;
  border: 2px solid var(--primary-color);
  transition: all var(--transition-normal);
}

.user-avatar:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

.user-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: var(--spacing-sm);
  background: var(--white-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-normal);
  z-index: 1001;
}

.user-dropdown.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: var(--spacing-md);
  color: var(--dark-color);
  transition: background-color var(--transition-normal);
}

.dropdown-item:hover {
  background-color: #F8F9FA;
}

.dropdown-divider {
  height: 1px;
  background-color: #E9ECEF;
  margin: var(--spacing-sm) 0;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background-color: var(--dark-color);
  border-radius: 3px;
  transition: all var(--transition-normal);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Footer */
.footer {
  background: var(--gradient-dark);
  color: var(--white-color);
  padding: var(--spacing-xxl) 0;
}

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

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--primary-color);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-normal);
}

.footer-links a:hover {
  color: var(--white-color);
  padding-left: var(--spacing-sm);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-sm);
}

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

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  margin-right: var(--spacing-sm);
  color: var(--white-color);
  transition: all var(--transition-normal);
}

.social-link:hover {
  background: var(--primary-color);
  transform: translateY(-3px);
}

/* Item Card */
.item-card {
  background: var(--white-color);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  position: relative;
}

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

.item-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.item-card:hover .item-image img {
  transform: scale(1.05);
}

.item-badge {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: var(--gradient-secondary);
  color: var(--white-color);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 20px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  box-shadow: var(--shadow-md);
}

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

.item-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
  color: var(--dark-color);
}

.item-description {
  color: var(--medium-color);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.item-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-md);
}

.item-user {
  display: flex;
  align-items: center;
}

.user-avatar-small {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: var(--spacing-sm);
  border: 1px solid #E9ECEF;
}

.user-name {
  font-size: var(--font-size-sm);
  color: var(--medium-color);
}

.item-date {
  font-size: var(--font-size-xs);
  color: var(--light-color);
}

/* Filter Bar */
.filter-bar {
  background: var(--white-color);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--spacing-xl);
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.filter-item {
  flex: 1;
  min-width: 200px;
}

.filter-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: var(--font-weight-medium);
  color: var(--dark-color);
  font-size: var(--font-size-sm);
}

.filter-select {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid #E9ECEF;
  border-radius: var(--border-radius);
  background-color: var(--white-color);
  font-size: var(--font-size-sm);
  transition: all var(--transition-normal);
}

.filter-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(11, 182, 254, 0.1);
  outline: none;
}

.filter-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-sm);
}

/* Search Box */
.search-box {
  position: relative;
  margin-bottom: var(--spacing-xl);
}

.search-input {
  width: 100%;
  padding: 1rem 3rem 1rem 1rem;
  border: 2px solid #E9ECEF;
  border-radius: var(--border-radius-lg);
  font-size: var(--font-size-md);
  transition: all var(--transition-normal);
  background-color: var(--white-color);
  box-shadow: var(--shadow-sm);
}

.search-input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(11, 182, 254, 0.1);
  outline: none;
}

.search-button {
  position: absolute;
  right: var(--spacing-sm);
  top: 50%;
  transform: translateY(-50%);
  background: var(--gradient-primary);
  color: var(--white-color);
  border: none;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.search-button:hover {
  transform: translateY(-50%) scale(1.1);
  box-shadow: var(--shadow-md);
}

/* Tags */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.tag {
  background: rgba(11, 182, 254, 0.1);
  color: var(--primary-color);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 20px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-normal);
}

.tag:hover {
  background: var(--primary-color);
  color: var(--white-color);
  transform: translateY(-2px);
}

/* Rating */
.rating {
  display: flex;
  align-items: center;
  margin-top: var(--spacing-sm);
}

.rating-stars {
  display: flex;
  margin-right: var(--spacing-sm);
}

.star {
  color: #FFD700;
  font-size: var(--font-size-sm);
  margin-right: 2px;
}

.star.empty {
  color: #E9ECEF;
}

.rating-value {
  font-size: var(--font-size-sm);
  color: var(--medium-color);
  font-weight: var(--font-weight-medium);
}

/* Notification Badge */
.notification-badge {
  position: absolute;
  top: -5px;
  right: -5px;
  background: var(--gradient-secondary);
  color: var(--white-color);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  box-shadow: var(--shadow-md);
  animation: pulse 2s infinite;
}

/* Loading Spinner */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(11, 182, 254, 0.2);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: var(--spacing-xl) auto;
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--white-color);
  border-radius: var(--border-radius-lg);
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.8);
  transition: transform var(--transition-normal);
  box-shadow: var(--shadow-xl);
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid #E9ECEF;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--dark-color);
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--font-size-xl);
  color: var(--medium-color);
  cursor: pointer;
  transition: color var(--transition-normal);
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.modal-close:hover {
  color: var(--dark-color);
  background-color: #F8F9FA;
}

.modal-body {
  padding: var(--spacing-lg);
}

.modal-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid #E9ECEF;
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-sm);
}

/* Toast Notification */
.toast-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 3000;
}

.toast {
  background: var(--white-color);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  min-width: 300px;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
}

.toast.show {
  transform: translateX(0);
}

.toast-icon {
  margin-right: var(--spacing-md);
  font-size: var(--font-size-lg);
}

.toast.success .toast-icon {
  color: #4CAF50;
}

.toast.error .toast-icon {
  color: #F44336;
}

.toast.warning .toast-icon {
  color: #FF9800;
}

.toast.info .toast-icon {
  color: var(--primary-color);
}

.toast-message {
  flex: 1;
  font-size: var(--font-size-sm);
  color: var(--dark-color);
}

.toast-close {
  background: none;
  border: none;
  color: var(--medium-color);
  cursor: pointer;
  font-size: var(--font-size-lg);
  margin-left: var(--spacing-sm);
  transition: color var(--transition-normal);
}

.toast-close:hover {
  color: var(--dark-color);
}

/* Tab Navigation */
.tabs {
  display: flex;
  border-bottom: 2px solid #E9ECEF;
  margin-bottom: var(--spacing-xl);
  overflow-x: auto;
}

.tab {
  padding: var(--spacing-md) var(--spacing-lg);
  font-weight: var(--font-weight-medium);
  color: var(--medium-color);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  white-space: nowrap;
}

.tab::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary-color);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.tab:hover {
  color: var(--dark-color);
}

.tab.active {
  color: var(--primary-color);
}

.tab.active::after {
  transform: scaleX(1);
}

.tab-content {
  display: none;
  animation: fadeIn var(--transition-normal);
}

.tab-content.active {
  display: block;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  margin-top: var(--spacing-xl);
}

.pagination-item {
  margin: 0 var(--spacing-xs);
}

.pagination-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--white-color);
  color: var(--dark-color);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.pagination-link:hover {
  background: var(--primary-color);
  color: var(--white-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.pagination-link.active {
  background: var(--gradient-primary);
  color: var(--white-color);
  box-shadow: var(--shadow-md);
}

.pagination-link.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination-link.disabled:hover {
  background: var(--white-color);
  color: var(--dark-color);
  transform: none;
  box-shadow: var(--shadow-sm);
}

/* Progress Bar */
.progress {
  height: 8px;
  background: #E9ECEF;
  border-radius: 4px;
  overflow: hidden;
  margin: var(--spacing-md) 0;
}

.progress-bar {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 4px;
  transition: width var(--transition-slow);
}

/* Tooltip */
.tooltip {
  position: relative;
  display: inline-block;
}

.tooltip-text {
  visibility: hidden;
  width: 120px;
  background-color: var(--dark-color);
  color: var(--white-color);
  text-align: center;
  border-radius: var(--border-radius);
  padding: var(--spacing-sm);
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  margin-left: -60px;
  opacity: 0;
  transition: opacity var(--transition-normal);
  font-size: var(--font-size-xs);
}

.tooltip-text::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: var(--dark-color) transparent transparent transparent;
}

.tooltip:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
}

/* Accordion */
.accordion {
  margin-bottom: var(--spacing-xl);
}

.accordion-item {
  background: var(--white-color);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.accordion-header {
  padding: var(--spacing-lg);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition-normal);
}

.accordion-header:hover {
  background-color: #F8F9FA;
}

.accordion-title {
  font-weight: var(--font-weight-medium);
  color: var(--dark-color);
}

.accordion-icon {
  transition: transform var(--transition-normal);
  color: var(--medium-color);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-body {
  padding: 0 var(--spacing-lg);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal), padding var(--transition-normal);
}

.accordion-item.active .accordion-body {
  padding: var(--spacing-lg);
  max-height: 500px;
}

/* Responsive */
@media (max-width: 768px) {
  .header-container {
    padding: 0 var(--spacing-md);
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--white-color);
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-lg) 0;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-item {
    margin: var(--spacing-sm) 0;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .filter-group {
    flex-direction: column;
  }
  
  .filter-item {
    width: 100%;
  }
  
  .modal-content {
    width: 95%;
  }
  
  .toast-container {
    right: 10px;
    left: 10px;
  }
  
  .toast {
    min-width: auto;
  }
}