/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 0.875rem 1.75rem;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  line-height: 1.25;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-navy);
  border-color: var(--color-primary-dark);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  color: var(--color-navy-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-xs);
}

.btn-navy {
  background-color: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy-dark);
}

.btn-navy:hover {
  background-color: var(--color-navy-light);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-navy);
  border-color: var(--color-gray-300);
}

.btn-outline:hover {
  background-color: var(--color-gray-100);
  border-color: var(--color-gray-400);
}

.btn-pix {
  background-color: var(--color-pix);
  color: var(--color-white);
  border-color: var(--color-pix-dark);
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(0, 135, 90, 0.25);
}

.btn-pix:hover {
  background-color: var(--color-pix-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(0, 135, 90, 0.35);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 1.125rem 2.25rem;
  font-size: 1.125rem;
  border-radius: var(--radius-md);
}

.btn-block {
  width: 100%;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* Cards */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-sm);
  padding: 2rem;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-gray-300);
}

/* Badges e Tags */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
}

.badge-primary {
  background-color: var(--color-primary-light);
  color: #7A5900;
  border: 1px solid rgba(255, 214, 0, 0.4);
}

.badge-navy {
  background-color: var(--color-gray-100);
  color: var(--color-navy);
  border: 1px solid var(--color-gray-200);
}

.badge-pix {
  background-color: var(--color-pix-light);
  color: var(--color-pix-dark);
  border: 1px solid var(--color-pix-border);
}

.badge-warning {
  background-color: var(--color-warning-light);
  color: #8F5B00;
  border: 1px solid #FFE380;
}

/* Alertas */
.alert {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  font-size: 0.9375rem;
}

.alert-info {
  background-color: var(--color-info-light);
  border: 1px solid #B3D4FF;
  color: #0747A6;
}

.alert-warning {
  background-color: var(--color-warning-light);
  border: 1px solid #FFE380;
  color: #7F5F01;
}

.alert-error {
  background-color: var(--color-error-light);
  border: 1px solid var(--color-error-border);
  color: #BF2600;
}

.alert-success {
  background-color: var(--color-pix-light);
  border: 1px solid var(--color-pix-border);
  color: var(--color-pix-dark);
}

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

/* Modais */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(9, 30, 66, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  padding: 1.5rem;
}

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

.modal-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
  transform: scale(0.95);
  transition: transform var(--transition-base);
  overflow: hidden;
}

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

.modal-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 1.375rem;
  color: var(--color-navy);
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--color-gray-500);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.modal-close-btn:hover {
  background-color: var(--color-gray-100);
  color: var(--color-navy);
}

.modal-body {
  padding: 2rem;
  overflow-y: auto;
  color: var(--color-gray-700);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.modal-body h4 {
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-navy);
}

.modal-body p {
  margin-bottom: 1rem;
}

.modal-body ul {
  list-style: disc;
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

.modal-footer {
  padding: 1.25rem 2rem;
  border-top: 1px solid var(--color-gray-200);
  background-color: var(--color-gray-50);
  display: flex;
  justify-content: flex-end;
}

/* Ícones Utilitários */
.icon-svg {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

/* Spinners */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #FFFFFF;
  animation: spin 0.8s linear infinite;
}

.spinner-navy {
  border: 2px solid rgba(23, 43, 77, 0.2);
  border-top-color: var(--color-navy);
}

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

@media (max-width: 600px) {
  .modal-card {
    width: calc(100% - 1.5rem);
    max-height: 90vh;
    border-radius: var(--radius-lg);
  }
  .modal-header {
    padding: 1.25rem 1rem;
  }
  .modal-header h3 {
    font-size: 1.125rem;
  }
  .modal-body {
    padding: 1.25rem 1rem;
    font-size: 0.875rem;
  }
  .modal-footer {
    padding: 1rem;
  }
  .modal-footer .btn {
    width: 100%;
    justify-content: center;
  }
}