/* =================================
   VALIDAÇÃO DE FORMULÁRIOS
   ================================= */

.field-error {
  border-color: #dc3545 !important;
  background-color: #fff5f5 !important;
  box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25) !important;
}

.field-error-message {
  color: #dc3545;
  font-size: 0.875rem;
  margin-top: 0.25rem;
  display: block;
  animation: slideDown 0.3s ease;
}

.field-success {
  border-color: #28a745 !important;
  background-color: #f0fff4 !important;
}

/* =================================
   ESTADOS DE LOADING
   ================================= */

.btn-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.7;
}

.btn-loading::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  top: 50%;
  left: 50%;
  margin-left: -8px;
  margin-top: -8px;
  border: 2px solid #ffffff;
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 0.6s linear infinite;
}

.skeleton-loader {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s ease-in-out infinite;
  border-radius: 4px;
  height: 20px;
}

@keyframes loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

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

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =================================
   TOOLTIPS
   ================================= */

[data-tooltip] {
  position: relative;
  cursor: help;
}

[data-tooltip]::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 12px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.3s,
    transform 0.3s;
  z-index: 1000;
}

[data-tooltip]::after {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: rgba(0, 0, 0, 0.9);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

[data-tooltip]:hover::before,
[data-tooltip]:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(-4px);
}

/* =================================
   PROGRESS BAR MELHORADO
   ================================= */

.progress-container {
  width: 100%;
  margin: 20px 0;
}

.progress-bar-wrapper {
  background: #e9ecef;
  border-radius: 8px;
  overflow: hidden;
  height: 30px;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #4caf50, #45a049);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 14px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 4px rgba(76, 175, 80, 0.3);
}

.progress-bar-fill.error {
  background: linear-gradient(90deg, #dc3545, #c82333);
}

.progress-info {
  margin-top: 8px;
  font-size: 13px;
  color: #6c757d;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.progress-percentage {
  font-weight: 600;
  color: #495057;
}

.progress-eta {
  font-size: 12px;
  color: #6c757d;
}

/* =================================
   CARDS MELHORADOS
   ================================= */

.card-hover {
  transition: all 0.3s ease;
  cursor: pointer;
}

.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.card-loading {
  opacity: 0.6;
  pointer-events: none;
  position: relative;
}

.card-loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 40px;
  height: 40px;
  margin: -20px 0 0 -20px;
  border: 3px solid #f3f3f3;
  border-top-color: #3498db;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* =================================
   BADGES E TAGS
   ================================= */

.badge {
  display: inline-block;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  color: #fff;
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
  border-radius: 12px;
}

.badge-success {
  background-color: #28a745;
}
.badge-danger {
  background-color: #dc3545;
}
.badge-warning {
  background-color: #ffc107;
  color: #212529;
}
.badge-info {
  background-color: #17a2b8;
}
.badge-primary {
  background-color: #007bff;
}

/* =================================
   EMPTY STATES
   ================================= */

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: #6c757d;
}

.empty-state-icon {
  font-size: 64px;
  margin-bottom: 20px;
  opacity: 0.5;
}

.empty-state-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
  color: #495057;
}

.empty-state-description {
  font-size: 14px;
  margin-bottom: 24px;
}

.empty-state-action {
  margin-top: 16px;
}

/* =================================
   RESPONSIVIDADE
   ================================= */

@media (max-width: 768px) {
  .progress-info {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  [data-tooltip]::before {
    white-space: normal;
    max-width: 200px;
  }
}

/* =================================
   ACCESSIBILITY
   ================================= */

*:focus {
  outline: 2px solid #007bff;
  outline-offset: 2px;
}

button:focus,
a:focus,
input:focus,
select:focus,
textarea:focus {
  outline: 2px solid #007bff;
  outline-offset: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}