.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1050;
  background-color: rgba(0, 0, 0, 0.5);
  padding: 0 10px;
  box-sizing: border-box;
  transition: opacity 0.3s ease-in-out;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

  .modal.show {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
  }

.modal-dialog {
  position: relative;
  width: auto;
  max-width: 70rem;
  height: calc(100% - 3.5rem);
  margin: 1.75rem auto;
  pointer-events: none;
}

.modal-content {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-height: 90vh;
  background-color: #fff;
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 0.3rem;
  pointer-events: auto;
  box-shadow: 0 3px 9px rgba(0,0,0,0.3);
  transition: transform 0.3s ease-in-out, opacity 0.3s ease-in-out;
  transform: scale(0.95);
  opacity: 0;
}

.modal.show .modal-content {
  transform: scale(1);
  opacity: 1;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  border-bottom: 1px solid #dee2e6;
  flex-shrink: 0;
}

.modal-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 500;
}

.close {
  padding: 0;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  opacity: 0.5;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

  .close:hover {
    opacity: 0.75;
  }

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

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

.modal-footer {
  display: flex;
  justify-content: flex-end;
  padding: 1rem;
  border-top: 1px solid #dee2e6;
  gap: 0.5rem;
  flex-shrink: 0;
}

.form-control {
  display: block;
  width: 100%;
  padding: 0.375rem 0.75rem;
  font-size: 1rem;
  border: 1px solid #ced4da;
  border-radius: 0.25rem;
  box-sizing: border-box;
}

  .form-control:focus {
    border-color: #80bdff;
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
  }

  .form-control.is-invalid {
    border-color: #dc3545;
  }

    .form-control.is-invalid:focus {
      border-color: #dc3545;
      box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
    }

.btn {
  display: inline-block;
  padding: 0.375rem 0.75rem;
  font-size: 1rem;
  border-radius: 0.25rem;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  color: #fff;
  background-color: #007bff;
  border-color: #007bff;
}

  .btn-primary:hover {
    background-color: #0069d9;
    border-color: #0062cc;
  }

.btn-success {
  color: #fff;
  background-color: #55ce63;
  border-color: #55ce63;
}

  .btn-success:hover {
    background-color: #5eba6a;
    border-color: #5eba6a;
  }

.btn-secondary {
  color: #fff;
  background-color: #6c757d;
  border-color: #6c757d;
}

  .btn-secondary:hover {
    background-color: #5a6268;
    border-color: #545b62;
  }

.container-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.8);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

  .container-overlay label {
    position: absolute;
    top: 55%;
    font-size: x-large;
  }

.spinner-border {
  display: inline-block;
  width: 3rem;
  height: 3rem;
  vertical-align: text-bottom;
  border: 0.25em solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spinner-border 0.75s linear infinite;
}

  .spinner-border.spinner-border-sm {
    width: 1.25rem;
    height: 1.25rem;
    vertical-align: middle;
    margin-right: 0.5rem;
  }

@keyframes spinner-border {
  to {
    transform: rotate(360deg);
  }
}

.shake-horizontal {
  -webkit-animation: shake-horizontal 0.8s cubic-bezier(0.455, 0.030, 0.515, 0.955) both;
  animation: shake-horizontal 0.8s cubic-bezier(0.455, 0.030, 0.515, 0.955) both;
}

@-webkit-keyframes shake-horizontal {
  0%, 100% {
    -webkit-transform: translateX(0);
    transform: translateX(0);
  }

  10%, 30%, 50%, 70% {
    -webkit-transform: translateX(-10px);
    transform: translateX(-10px);
  }

  20%, 40%, 60% {
    -webkit-transform: translateX(10px);
    transform: translateX(10px);
  }

  80% {
    -webkit-transform: translateX(8px);
    transform: translateX(8px);
  }

  90% {
    -webkit-transform: translateX(-8px);
    transform: translateX(-8px);
  }
}

@keyframes shake-horizontal {
  0%, 100% {
    -webkit-transform: translateX(0);
    transform: translateX(0);
  }

  10%, 30%, 50%, 70% {
    -webkit-transform: translateX(-10px);
    transform: translateX(-10px);
  }

  20%, 40%, 60% {
    -webkit-transform: translateX(10px);
    transform: translateX(10px);
  }

  80% {
    -webkit-transform: translateX(8px);
    transform: translateX(8px);
  }

  90% {
    -webkit-transform: translateX(-8px);
    transform: translateX(-8px);
  }
}