/* ============================================================
   COMPONENTS.CSS — Componentes reutilizáveis do sistema
   Central de Ouvintes Maisnova
   ============================================================ */

/* ===============================================
   BOTÕES
   =============================================== */

/* Botão base */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2-5) var(--space-5);
  height: var(--input-height);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  line-height: 1;
  letter-spacing: var(--letter-spacing-wide);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  text-decoration: none;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn:active {
  transform: scale(0.97);
}

.btn:disabled,
.btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Efeito ripple no clique */
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255,255,255,0.15) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:active::after {
  opacity: 1;
}

/* Botão primário — gradiente azul */
.btn-primary {
  background: var(--gradient-primary);
  color: #FFFFFF;
  border: none;
  box-shadow: 0 2px 8px rgba(0, 96, 173, 0.25);
}

.btn-primary:hover {
  background: var(--gradient-primary-hover);
  box-shadow: 0 4px 16px rgba(0, 96, 173, 0.35),
              0 0 20px rgba(0, 96, 173, 0.15);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0) scale(0.97);
  box-shadow: 0 1px 4px rgba(0, 96, 173, 0.3);
}

/* Botão secundário — azul claro */
.btn-secondary {
  background: var(--gradient-secondary);
  color: #FFFFFF;
  border: none;
  box-shadow: 0 2px 8px rgba(14, 165, 233, 0.25);
}

.btn-secondary:hover {
  box-shadow: 0 4px 16px rgba(14, 165, 233, 0.35),
              0 0 20px rgba(14, 165, 233, 0.15);
  transform: translateY(-1px);
  filter: brightness(1.1);
}

.btn-secondary:active {
  transform: translateY(0) scale(0.97);
}

/* Botão outline */
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-primary);
}

.btn-outline:hover {
  background: var(--bg-hover);
  border-color: var(--border-hover);
}

.btn-outline-primary {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary-200);
}

.btn-outline-primary:hover {
  background: var(--color-primary-50);
  border-color: var(--color-primary);
}

/* Botão fantasma */
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: none;
}

.btn-ghost:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

/* Botão de perigo */
.btn-danger {
  background: linear-gradient(135deg, #EF4444 0%, #F87171 100%);
  color: #FFFFFF;
  border: none;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.25);
}

.btn-danger:hover {
  box-shadow: 0 4px 16px rgba(239, 68, 68, 0.35);
  transform: translateY(-1px);
}

/* Botão de sucesso */
.btn-success {
  background: linear-gradient(135deg, #22C55E 0%, #4ADE80 100%);
  color: #FFFFFF;
  border: none;
  box-shadow: 0 2px 8px rgba(34, 197, 94, 0.25);
}

.btn-success:hover {
  box-shadow: 0 4px 16px rgba(34, 197, 94, 0.35);
  transform: translateY(-1px);
}

/* Tamanhos de botão */
.btn-sm {
  height: var(--input-height-sm);
  padding: var(--space-1-5) var(--space-3);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}

.btn-lg {
  height: var(--input-height-lg);
  padding: var(--space-3) var(--space-8);
  font-size: var(--font-size-md);
  border-radius: var(--radius-md);
}

/* Botão ícone (quadrado) */
.btn-icon {
  width: var(--input-height);
  height: var(--input-height);
  padding: 0;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.btn-icon.btn-sm {
  width: var(--input-height-sm);
  height: var(--input-height-sm);
}

.btn-icon.btn-lg {
  width: var(--input-height-lg);
  height: var(--input-height-lg);
}

/* Botão de largura total */
.btn-block {
  width: 100%;
}

/* Grupo de botões */
.btn-group {
  display: inline-flex;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.btn-group .btn {
  border-radius: 0;
  border-right: 1px solid rgba(255,255,255,0.1);
}

.btn-group .btn:first-child {
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.btn-group .btn:last-child {
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  border-right: none;
}

/* ===============================================
   CARDS
   =============================================== */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-subtle);
  transition: transform var(--transition-normal),
              box-shadow var(--transition-normal),
              border-color var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-medium);
}

/* Card com glassmorphism */
.card-glass {
  background: var(--bg-glass);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-medium);
  transition: transform var(--transition-normal),
              box-shadow var(--transition-normal);
}

/* Card com efeito de elevação no hover */
.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-large);
  border-color: var(--border-hover);
}

/* Card header e body */
.card-header {
  padding-bottom: var(--space-4);
  margin-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-secondary);
}

.card-body {
  flex: 1;
}

.card-footer {
  padding-top: var(--space-4);
  margin-top: var(--space-4);
  border-top: 1px solid var(--border-secondary);
}

/* Card com destaque colorido no topo */
.card-accent {
  border-top: 3px solid var(--color-primary);
}

.card-accent-blue {
  border-top: 3px solid var(--color-secondary);
}

.card-accent-success {
  border-top: 3px solid var(--color-success);
}

/* ===============================================
   BADGES
   =============================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-0-5) var(--space-2);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  line-height: 1.4;
  border-radius: var(--radius-full);
  white-space: nowrap;
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
}

.badge-primary {
  background: var(--color-primary-100);
  color: var(--color-primary);
}

.badge-secondary {
  background: var(--color-secondary-100);
  color: var(--color-secondary-light);
}

.badge-success {
  background: var(--color-success-50);
  color: var(--color-success);
}

.badge-warning {
  background: var(--color-warning-50);
  color: var(--color-warning);
}

.badge-danger {
  background: var(--color-error-50);
  color: var(--color-error);
}

.badge-info {
  background: var(--color-info-50);
  color: var(--color-info);
}

/* Badge para identificação de rádio (com ponto colorido) */
.badge-radio {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1-5);
  padding: var(--space-0-5) var(--space-2-5);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

.badge-radio::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

/* Badge com contagem (notificações) */
.badge-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 var(--space-1-5);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  background: var(--color-primary);
  color: #FFFFFF;
  border-radius: var(--radius-full);
  line-height: 1;
}

.badge-count-sm {
  min-width: 16px;
  height: 16px;
  font-size: 10px;
  padding: 0 var(--space-1);
}

/* Badge dot (sem texto, apenas o ponto) */
.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
}

/* ===============================================
   INPUTS & FORMULÁRIOS
   =============================================== */

/* Grupo de input (com ícone) */
.input-group {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.input-group .input-icon {
  position: absolute;
  left: var(--space-3);
  color: var(--text-tertiary);
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  transition: color var(--transition-fast);
  z-index: 1;
}

.input-group .input-icon svg {
  width: 18px;
  height: 18px;
}

.input-group .input {
  padding-left: var(--space-10);
}

.input-group .input-action {
  position: absolute;
  right: var(--space-1);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  color: var(--text-tertiary);
  cursor: pointer;
  transition: color var(--transition-fast),
              background var(--transition-fast);
  z-index: 1;
}

.input-group .input-action:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.input-group:focus-within .input-icon {
  color: var(--color-secondary);
}

/* Input base */
.input {
  width: 100%;
  height: var(--input-height);
  padding: var(--space-2-5) var(--space-4);
  background: var(--input-bg);
  color: var(--text-primary);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  transition: border-color var(--transition-fast),
              background-color var(--transition-fast),
              box-shadow var(--transition-fast);
}

.input::placeholder {
  color: var(--input-placeholder);
}

.input:hover {
  border-color: var(--border-hover);
}

.input:focus {
  background: var(--input-bg-focus);
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px var(--color-secondary-100);
  outline: none;
}

.input-sm {
  height: var(--input-height-sm);
  padding: var(--space-1-5) var(--space-3);
  font-size: var(--font-size-sm);
}

.input-lg {
  height: var(--input-height-lg);
  padding: var(--space-3) var(--space-5);
  font-size: var(--font-size-md);
}

/* Input com erro */
.input-error {
  border-color: var(--color-error) !important;
}

.input-error:focus {
  box-shadow: 0 0 0 3px var(--color-error-100) !important;
}

/* Textarea */
.textarea {
  width: 100%;
  min-height: 100px;
  padding: var(--space-3) var(--space-4);
  background: var(--input-bg);
  color: var(--text-primary);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  resize: vertical;
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast);
}

.textarea::placeholder {
  color: var(--input-placeholder);
}

.textarea:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px var(--color-secondary-100);
  outline: none;
}

/* Select */
.select {
  width: 100%;
  height: var(--input-height);
  padding: var(--space-2-5) var(--space-10) var(--space-2-5) var(--space-4);
  background: var(--input-bg);
  color: var(--text-primary);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%238B8D93' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast);
}

.select:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px var(--color-secondary-100);
  outline: none;
}

/* Label de formulário */
.form-label {
  display: block;
  margin-bottom: var(--space-1-5);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  letter-spacing: var(--letter-spacing-wide);
}

/* Mensagem de erro em formulários */
.form-error {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-1-5);
  font-size: var(--font-size-sm);
  color: var(--color-error);
}

/* Grupo de formulário */
.form-group {
  margin-bottom: var(--space-5);
}

/* ===============================================
   CHECKBOX & TOGGLE SWITCH
   =============================================== */

/* Checkbox personalizado */
.checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  user-select: none;
}

.checkbox-wrapper input[type='checkbox'] {
  display: none;
}

.checkbox-custom {
  width: 18px;
  height: 18px;
  border: 2px solid var(--border-hover);
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.checkbox-wrapper input[type='checkbox']:checked + .checkbox-custom {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.checkbox-wrapper input[type='checkbox']:checked + .checkbox-custom svg {
  opacity: 1;
  transform: scale(1);
}

.checkbox-custom svg {
  width: 12px;
  height: 12px;
  color: #FFFFFF;
  opacity: 0;
  transform: scale(0.5);
  transition: all var(--transition-fast);
}

.checkbox-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  cursor: pointer;
}

/* Toggle switch */
.toggle-switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  user-select: none;
}

.toggle-switch input {
  display: none;
}

.toggle-track {
  position: relative;
  width: 44px;
  height: 24px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
  flex-shrink: 0;
}

.toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  background: var(--text-secondary);
  border-radius: 50%;
  transition: all var(--transition-normal);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.toggle-switch input:checked + .toggle-track {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.toggle-switch input:checked + .toggle-track .toggle-thumb {
  left: 22px;
  background: #FFFFFF;
}

.toggle-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* ===============================================
   MODALS
   =============================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay-bg);
  backdrop-filter: var(--overlay-blur);
  -webkit-backdrop-filter: var(--overlay-blur);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal),
              visibility var(--transition-normal);
}

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

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.92) translateY(10px);
  transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border-secondary);
}

.modal-header h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--text-tertiary);
  transition: all var(--transition-fast);
  cursor: pointer;
}

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

.modal-body {
  padding: var(--space-6);
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--border-secondary);
}

/* Modal large */
.modal-lg {
  max-width: 640px;
}

/* Modal full (quase tela cheia) */
.modal-full {
  max-width: 90vw;
  max-height: 90vh;
}

/* ===============================================
   TOOLTIPS (CSS-only)
   =============================================== */
.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  padding: var(--space-1-5) var(--space-3);
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border-primary);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--transition-fast);
  z-index: var(--z-tooltip);
}

.tooltip:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* Tooltip posição inferior */
.tooltip-bottom::after {
  bottom: auto;
  top: calc(100% + 8px);
}

/* ===============================================
   AVATARES
   =============================================== */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: #FFFFFF;
  background: var(--gradient-primary);
  flex-shrink: 0;
  overflow: hidden;
  position: relative;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.avatar-sm {
  width: 32px;
  height: 32px;
  font-size: var(--font-size-sm);
}

.avatar-lg {
  width: 52px;
  height: 52px;
  font-size: var(--font-size-lg);
}

.avatar-xl {
  width: 64px;
  height: 64px;
  font-size: var(--font-size-xl);
}

/* Status no avatar (online/offline) */
.avatar-status {
  position: relative;
}

.avatar-status::after {
  content: '';
  position: absolute;
  bottom: 1px;
  right: 1px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-success);
  border: 2px solid var(--bg-secondary);
  z-index: 1;
}

.avatar-status.offline::after {
  background: var(--text-tertiary);
}

.avatar-status.busy::after {
  background: var(--color-error);
}

.avatar-status.away::after {
  background: var(--color-warning);
}

/* ===============================================
   TAGS / CHIPS
   =============================================== */
.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-primary);
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.tag:hover {
  border-color: var(--border-hover);
}

.tag-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  cursor: pointer;
  color: var(--text-tertiary);
  transition: all var(--transition-fast);
  margin-left: var(--space-0-5);
}

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

.tag-close svg {
  width: 10px;
  height: 10px;
}

/* ===============================================
   DROPDOWNS
   =============================================== */
.dropdown {
  position: relative;
  display: inline-flex;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  min-width: 200px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-large);
  padding: var(--space-1-5);
  z-index: var(--z-dropdown);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
}

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

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2-5) var(--space-3);
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

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

.dropdown-item.active {
  background: var(--color-primary-50);
  color: var(--color-primary);
}

.dropdown-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.dropdown-divider {
  height: 1px;
  background: var(--border-secondary);
  margin: var(--space-1-5) 0;
}

/* ===============================================
   TABELAS
   =============================================== */
.table-wrapper {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-primary);
}

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

.table th {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-secondary);
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-primary);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  white-space: nowrap;
}

.table td {
  padding: var(--space-3) var(--space-4);
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-secondary);
  vertical-align: middle;
}

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

.table-striped tbody tr:nth-child(even) {
  background: var(--bg-hover);
}

.table tbody tr {
  transition: background var(--transition-fast);
}

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

/* ===============================================
   ESTADOS VAZIOS
   =============================================== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-6);
  text-align: center;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  color: var(--text-tertiary);
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
}

.empty-state-icon svg {
  width: 40px;
  height: 40px;
  opacity: 0.6;
}

.empty-state-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.empty-state-text {
  font-size: var(--font-size-base);
  color: var(--text-tertiary);
  max-width: 320px;
  line-height: var(--line-height-relaxed);
}

/* ===============================================
   SKELETON LOADERS
   =============================================== */
.skeleton {
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
}

.skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.04) 40%,
    rgba(255, 255, 255, 0.08) 50%,
    rgba(255, 255, 255, 0.04) 60%,
    transparent 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
}

[data-theme='light'] .skeleton::after {
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 0, 0, 0.03) 40%,
    rgba(0, 0, 0, 0.06) 50%,
    rgba(0, 0, 0, 0.03) 60%,
    transparent 100%
  );
  background-size: 200% 100%;
}

.skeleton-text {
  height: 14px;
  margin-bottom: var(--space-2);
  border-radius: var(--radius-sm);
}

.skeleton-text:last-child {
  width: 70%;
}

.skeleton-circle {
  border-radius: 50%;
}

.skeleton-card {
  height: 120px;
  border-radius: var(--radius-lg);
}

.skeleton-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.skeleton-line {
  height: 12px;
  border-radius: var(--radius-xs);
}

/* ===============================================
   TOAST NOTIFICATIONS
   =============================================== */
.toast-container {
  position: fixed;
  top: var(--space-4);
  right: var(--space-4);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
  max-width: 400px;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-large);
  pointer-events: all;
  animation: toastSlideIn var(--duration-slow) var(--ease-out) both;
  min-width: 300px;
}

.toast.removing {
  animation: toastSlideOut var(--duration-normal) var(--ease-in) both;
}

.toast-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-0-5);
}

.toast-message {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: var(--line-height-normal);
}

.toast-close {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  cursor: pointer;
  border-radius: var(--radius-xs);
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

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

/* Variantes de toast */
.toast-success {
  border-left: 3px solid var(--color-success);
}

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

.toast-error {
  border-left: 3px solid var(--color-error);
}

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

.toast-warning {
  border-left: 3px solid var(--color-warning);
}

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

.toast-info {
  border-left: 3px solid var(--color-info);
}

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

/* ===============================================
   INDICADORES DE STATUS
   =============================================== */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  position: relative;
}

.status-dot-online {
  background: var(--color-success);
  animation: pulseDot 2s ease-in-out infinite;
}

.status-dot-offline {
  background: var(--text-tertiary);
}

.status-dot-warning {
  background: var(--color-warning);
  animation: pulseDot 2s ease-in-out infinite;
}

.status-dot-error {
  background: var(--color-error);
  animation: pulseDot 2s ease-in-out infinite;
}

/* Status com texto */
.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.status-indicator.online {
  color: var(--color-success);
}

.status-indicator.offline {
  color: var(--text-tertiary);
}

/* ===============================================
   SPINNER / LOADER
   =============================================== */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-primary);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}

.spinner-sm {
  width: 14px;
  height: 14px;
  border-width: 1.5px;
}

.spinner-lg {
  width: 32px;
  height: 32px;
  border-width: 3px;
}

.spinner-xl {
  width: 48px;
  height: 48px;
  border-width: 3px;
}

/* Spinner branco (para dentro de botões) */
.spinner-white {
  border-color: rgba(255, 255, 255, 0.25);
  border-top-color: #FFFFFF;
}

/* ===============================================
   DIVIDERS
   =============================================== */
.divider {
  height: 1px;
  background: var(--border-secondary);
  margin: var(--space-4) 0;
}

.divider-text {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
}

.divider-text::before,
.divider-text::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-secondary);
}

/* ===============================================
   PROGRESS BAR
   =============================================== */
.progress {
  width: 100%;
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

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

.progress-bar-blue {
  background: var(--gradient-secondary);
}

.progress-bar-success {
  background: var(--color-success);
}

/* ===============================================
   SEARCH BAR (reutilizável)
   =============================================== */
.search-bar {
  position: relative;
  width: 100%;
}

.search-bar .search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  pointer-events: none;
  display: flex;
  align-items: center;
}

.search-bar .search-icon svg {
  width: 16px;
  height: 16px;
}

.search-bar .input {
  padding-left: var(--space-10);
  padding-right: var(--space-10);
}

.search-bar .search-clear {
  position: absolute;
  right: var(--space-2);
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--text-tertiary);
  cursor: pointer;
  transition: all var(--transition-fast);
  opacity: 0;
  visibility: hidden;
}

.search-bar .search-clear.visible {
  opacity: 1;
  visibility: visible;
}

.search-bar .search-clear:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

/* ===============================================
   TABS (abas)
   =============================================== */
.tabs {
  display: flex;
  gap: var(--space-1);
  border-bottom: 1px solid var(--border-secondary);
  overflow-x: auto;
}

.tab {
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
  position: relative;
}

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

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

/* Tabs pill (botões arredondados) */
.tabs-pill {
  display: flex;
  gap: var(--space-1);
  padding: var(--space-1);
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: none;
}

.tab-pill {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.tab-pill:hover {
  color: var(--text-primary);
}

.tab-pill.active {
  background: var(--bg-secondary);
  color: var(--text-primary);
  box-shadow: var(--shadow-subtle);
}