/* ============================================
   MODALS & OVERLAYS
   ============================================ */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  animation: fadeIn 0.3s ease;
}

.modal {
  background: white;
  border-radius: 1rem;
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: slideUp 0.3s ease;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-secondary);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.5rem;
  transition: var(--transition);
}

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

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
}

/* ============================================
   FORMS
   ============================================ */

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  font-size: 1rem;
  transition: var(--transition);
  outline: none;
  font-family: inherit;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}

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

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
  background: var(--bg-gray);
  cursor: not-allowed;
  opacity: 0.6;
}

.form-error {
  color: #ef4444;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.form-help {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Checkbox e Radio */
.form-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.form-check label {
  margin: 0;
  cursor: pointer;
  font-weight: normal;
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */

.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: white;
  padding: 1rem 1.5rem;
  border-radius: 0.5rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 300px;
  z-index: 10000;
  transform: translateX(400px);
  transition: transform 0.3s ease;
}

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

.toast::before {
  content: '';
  width: 4px;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  border-radius: 0.5rem 0 0 0.5rem;
}

.toast-info::before {
  background: #3b82f6;
}

.toast-success::before {
  background: #10b981;
}

.toast-warning::before {
  background: #f59e0b;
}

.toast-error::before {
  background: #ef4444;
}

/* ============================================
   LOADER
   ============================================ */

.loader-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9998;
}

.loader {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ============================================
   BADGES
   ============================================ */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
}

.badge-primary {
  background: rgba(0, 0, 0, 0.1);
  color: var(--primary);
}

.badge-success {
  background: rgba(16, 185, 129, 0.1);
  color: #10b981;
}

.badge-warning {
  background: rgba(245, 158, 11, 0.1);
  color: #f59e0b;
}

.badge-error {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
}

.badge-info {
  background: rgba(59, 130, 246, 0.1);
  color: #3b82f6;
}

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

.card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.5rem;
  transition: var(--transition);
}

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

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

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.card-body {
  color: var(--text-secondary);
}

.card-footer {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ============================================
   TABLES
   ============================================ */

.table-wrapper {
  overflow-x: auto;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table thead {
  background: var(--bg-gray);
}

.table th {
  padding: 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.table td {
  padding: 1rem;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
}

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

/* ============================================
   PAGINATION
   ============================================ */

.pagination {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  align-items: center;
  margin-top: 2rem;
}

.pagination button {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  background: white;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
}

.pagination button:hover:not(:disabled) {
  background: var(--bg-gray);
  border-color: var(--text-secondary);
}

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

.pagination button.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* ============================================
   TABS
   ============================================ */

.tabs {
  display: flex;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
}

.tab {
  padding: 1rem 1.5rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
  border-bottom: 2px solid transparent;
}

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

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

/* ============================================
   ANIMATIONS
   ============================================ */

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

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

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

/* ============================================
   UTILITIES
   ============================================ */

.text-sm {
  font-size: 0.875rem;
}

.text-lg {
  font-size: 1.125rem;
}

.text-xl {
  font-size: 1.25rem;
}

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

.text-secondary {
  color: var(--text-secondary);
}

.text-success {
  color: #10b981;
}

.text-error {
  color: #ef4444;
}

.text-warning {
  color: #f59e0b;
}

.font-bold {
  font-weight: 700;
}

.font-semibold {
  font-weight: 600;
}

.mt-2 {
  margin-top: 0.5rem;
}

.mt-4 {
  margin-top: 1rem;
}

.mb-2 {
  margin-bottom: 0.5rem;
}

.mb-4 {
  margin-bottom: 1rem;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-2 {
  gap: 0.5rem;
}

.gap-4 {
  gap: 1rem;
}

.w-full {
  width: 100%;
}

.cursor-pointer {
  cursor: pointer;
}