/* ===================================
   🧩 FARMHUB COMPONENTS
   ===================================
   Componentes reutilizáveis
   =================================== */

/* ===================================
   NAVBAR COMPONENT
   =================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  z-index: 9999;
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.navbar-container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-xl);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  text-decoration: none;
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text-primary);
  transition: color var(--transition-base);
}

.navbar-brand:hover {
  color: var(--color-primary-500);
}

.navbar-logo {
  height: 32px;
  width: auto;
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
}

.navbar-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
}

.navbar-link:hover {
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
}

.navbar-link.active {
  color: var(--color-primary-500);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Mobile Menu Toggle */
.navbar-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: var(--space-sm);
}

/* ===================================
   SIDEBAR COMPONENT
   =================================== */
.sidebar {
  position: fixed;
  top: 64px;
  left: 0;
  bottom: 0;
  width: 240px;
  background-color: var(--bg-primary);
  border-right: 1px solid var(--border-color);
  padding: var(--space-lg) 0;
  padding-top: 24px;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 1000;
  transition: all 0.3s ease;
  box-shadow: 1px 0 3px rgba(0, 0, 0, 0.05);
}

.sidebar-section {
  margin-bottom: var(--space-xl);
  padding: 0 var(--space-lg);
}

.sidebar-title {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
  padding: 0 var(--space-md);
}

.sidebar-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 8px;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all 0.15s ease;
  position: relative;
}

.sidebar-item:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.sidebar-item.active {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--color-primary-600);
  font-weight: 600;
}

.dark-theme .sidebar-item.active {
  background-color: rgba(16, 185, 129, 0.15);
}

.sidebar-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background-color: var(--color-primary-500);
  border-radius: 0 2px 2px 0;
}

.sidebar-item-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.sidebar-item-text {
  flex: 1;
}

.sidebar-item-badge {
  margin-left: auto;
}

/* Sidebar User Profile */
.sidebar-user {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background-color: var(--bg-tertiary);
  border-radius: 8px;
  margin-top: auto;
  border: 1px solid var(--border-color);
}

.sidebar-user-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-500);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--weight-bold);
  color: white;
}

.sidebar-user-info {
  flex: 1;
  min-width: 0;
}

.sidebar-user-name {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-email {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Main Content with Sidebar */
.main-content {
  margin-left: 260px;
  margin-top: 5px;
  padding: var(--space-2xl);
  min-height: calc(100vh - 64px);
}

/* ===================================
   TABLE COMPONENT
   =================================== */
.table-container {
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table thead {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.table th {
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.2s ease;
}

.table tbody tr:last-child {
  border-bottom: none;
}

.table tbody tr:hover {
  background-color: var(--bg-tertiary);
}

.table td {
  padding: var(--space-lg);
  color: var(--text-primary);
  vertical-align: middle;
}

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

.table-empty {
  padding: var(--space-3xl);
  text-align: center;
  color: var(--text-secondary);
}

/* ===================================
   STATS CARD COMPONENT
   =================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.stat-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: var(--space-xl);
  transition: all 0.2s ease;
}

.stat-card:hover {
  border-color: var(--border-color-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.dark-theme .stat-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.stat-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.stat-card-title {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
}

.stat-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-tertiary);
  color: var(--color-primary-500);
}

.stat-card-value {
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  line-height: 1;
}

.stat-card-change {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-xs);
  font-weight: 500;
}

.stat-card-change.positive {
  color: var(--color-success);
}

.stat-card-change.negative {
  color: var(--color-error);
}

/* ===================================
   NOTIFICATION BADGE
   =================================== */
.notification-bell {
  position: relative;
  padding: var(--space-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: color 0.2s ease;
}

.notification-bell:hover {
  color: var(--text-primary);
}

.notification-count {
  position: absolute;
  top: 0;
  right: 0;
  background-color: var(--color-accent-500);
  color: white;
  font-size: 10px;
  font-weight: var(--weight-bold);
  padding: 2px 6px;
  border-radius: var(--radius-full);
  min-width: 18px;
  text-align: center;
}

/* ===================================
   DROPDOWN MENU
   =================================== */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-sm));
  right: 0;
  min-width: 200px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
  padding: var(--space-sm);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.2s ease;
  z-index: var(--z-dropdown);
}

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

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 6px;
  font-size: var(--text-sm);
  transition: all 0.2s ease;
}

.dropdown-item:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.dropdown-divider {
  height: 1px;
  background-color: var(--border-color);
  margin: var(--space-sm) 0;
}

/* ===================================
   MODAL COMPONENT
   =================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

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

.modal {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow: hidden;
  transform: scale(0.9);
  transition: transform 0.3s ease;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

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

.modal-title {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.modal-close:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.modal-body {
  padding: var(--space-xl);
  overflow-y: auto;
  max-height: calc(90vh - 200px);
}

.modal-footer {
  padding: var(--space-xl);
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: var(--space-md);
  justify-content: flex-end;
}

/* ===================================
   ALERT COMPONENT
   =================================== */
.alert {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid;
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.alert-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.alert-content {
  flex: 1;
}

.alert-title {
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-xs);
}

.alert-success {
  background-color: rgba(16, 185, 129, 0.1);
  border-color: var(--color-success);
  color: var(--color-success);
}

.alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-color: var(--color-warning);
  color: var(--color-warning);
}

.alert-error {
  background-color: rgba(239, 68, 68, 0.1);
  border-color: var(--color-error);
  color: var(--color-error);
}

.alert-info {
  background-color: rgba(59, 130, 246, 0.1);
  border-color: var(--color-info);
  color: var(--color-info);
}

/* ===================================
   LOADING SPINNER
   =================================== */
.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-dark-800);
  border-top-color: var(--color-primary-500);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

.spinner-sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.spinner-lg {
  width: 60px;
  height: 60px;
  border-width: 4px;
}

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

/* Loading State */
.loading-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  padding: var(--space-3xl);
  color: var(--color-dark-400);
}

/* ===================================
   EMPTY STATE
   =================================== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-4xl);
  text-align: center;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  margin-bottom: var(--space-xl);
  opacity: 0.3;
}

.empty-state-title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  color: var(--color-dark-300);
  margin-bottom: var(--space-sm);
}

.empty-state-description {
  font-size: var(--text-sm);
  color: var(--color-dark-500);
  max-width: 400px;
  margin-bottom: var(--space-xl);
}

/* ===================================
   BREADCRUMB
   =================================== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  font-size: var(--text-sm);
}

.breadcrumb-item {
  color: var(--color-dark-400);
  text-decoration: none;
  transition: color var(--transition-base);
}

.breadcrumb-item:hover {
  color: var(--color-dark-200);
}

.breadcrumb-item.active {
  color: var(--color-dark-200);
  font-weight: var(--weight-medium);
}

.breadcrumb-separator {
  color: var(--color-dark-600);
}

/* ===================================
   TABS COMPONENT
   =================================== */
.tabs {
  border-bottom: 1px solid var(--color-dark-800);
  margin-bottom: var(--space-xl);
}

.tabs-list {
  display: flex;
  gap: var(--space-md);
  list-style: none;
}

.tab-button {
  padding: var(--space-md) var(--space-lg);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-dark-400);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  bottom: -1px;
}

.tab-button:hover {
  color: var(--color-dark-200);
}

.tab-button.active {
  color: var(--color-primary-500);
  border-bottom-color: var(--color-primary-500);
}

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .navbar-toggle {
    display: block;
  }
}

@media (max-width: 768px) {
  .navbar-menu {
    display: none;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .main-content {
    padding: var(--space-lg);
  }

  .table-container {
    font-size: var(--text-xs);
  }

  .table td,
  .table th {
    padding: var(--space-sm) var(--space-md);
  }
}