* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: #f4f7fa;
  color: #333;
  line-height: 1.6;
  margin: 20px;
}

header {
  background-color: #ffffff;
  padding: 1rem 2rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  text-align: center;
  border-radius: 8px;
}

header h1 {
  font-size: 1.8rem;
  color: #1a73e8;
}

nav a {
  color: #1a73e8;
  text-decoration: none;
  margin: 0 1rem;
  font-weight: 500;
}

nav a:hover {
  text-decoration: underline;
}

main {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 0 1rem;
}

h2 {
  font-size: 1.5rem;
  color: #333;
  margin-bottom: 1.5rem;
}

h3 {
  font-size: 1.3rem;
  color: #1a73e8;
  margin-bottom: 1rem;
}

h3.group-header {
  cursor: pointer;
  padding: 0.75rem;
  background-color: #ffffff;
  border-radius: 8px;
  margin: 1rem 0 0.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h3.group-header:hover {
  background-color: #e8f0fe;
}

.toggle-icon {
  font-size: 0.9rem;
}

form {
  background-color: #ffffff;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

label {
  display: block;
  font-weight: 500;
  margin: 0.5rem 0 0.3rem;
  color: #555;
}

input, select, textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
  margin-bottom: 1rem;
}

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

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: #1a73e8;
  box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.2);
}

select optgroup {
  font-weight: 600;
  color: #333;
}

select option {
  padding: 0.5rem;
}

button {
  background-color: #1a73e8;
  color: white;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.2s;
}

button:hover {
  background-color: #1557b0;
}

button[type="button"] {
  background-color: #4caf50;
  margin: 0.5rem 0;
}

button[type="button"]:hover {
  background-color: #388e3c;
}

button.remove {
  background-color: #d32f2f;
  padding: 0.5rem;
}

button.remove:hover {
  background-color: #b71c1c;
}

.error {
  color: #d32f2f;
  background-color: #fce4e4;
  padding: 0.75rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}

.parameter-field {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1rem;
}

.parameter-field input {
  flex: 1;
}

.parameter-field select {
  flex: 0 0 150px;
}

.parameter-field button {
  flex: 0 0 auto;
}

.preview-container {
  margin-top: 2rem;
  background-color: #ffffff;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.preview-container h3 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
}

th, td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid #ddd;
}

th {
  background-color: #f8f8f8;
  font-weight: 600;
  color: #333;
  position: sticky;
  top: 0;
  z-index: 10;
}

td {
  color: #555;
}

tr:nth-child(even) {
  background-color: #fafafa;
}

tr:hover {
  background-color: #f5f5f5;
}

.manage-reports-container {
  background-color: #ffffff;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  max-height: 600px;
  overflow-y: auto;
}

.manage-table {
  margin: 0;
}

.manage-table th, .manage-table td {
  padding: 1rem;
}

.manage-table th {
  background-color: #e8f0fe;
  color: #1a73e8;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.3rem;
  margin: 0 0.2rem;
  border: none;
  border-radius: 4px;
  text-decoration: none;
  font-size: 0.8rem;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.1s;
  position: relative;
}

.button:hover {
  transform: scale(1.05);
}

.button.edit {
  background-color: #ff9800;
  color: white;
}

.button.edit:hover {
  background-color: #f57c00;
}

.button.delete {
  background-color: #e57373;
  color: white;
}

.button.delete:hover {
  background-color: #ef5350;
}

.button.cancel {
  background-color: #9e9e9e;
  color: white;
}

.button.cancel:hover {
  background-color: #757575;
}

.button i {
  font-size: 0.8rem;
}

.button[title]:hover:after {
  content: attr(title);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background-color: #333;
  color: white;
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  font-size: 0.7rem;
  white-space: nowrap;
  z-index: 100;
  margin-bottom: 0.3rem;
}

.button[title]:hover:before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: #333;
  margin-bottom: -0.2rem;
}

.run-report-container {
  background-color: #ffffff;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

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

.group-filter select {
  max-width: 300px;
}

.recent-reports {
  margin-bottom: 1.5rem;
  padding: 1rem;
  background-color: #f8f9fa;
  border-radius: 4px;
}

.recent-reports ul {
  list-style: none;
  padding: 0;
}

.recent-reports li {
  margin: 0.5rem 0;
}

.recent-reports a {
  color: #1a73e8;
  text-decoration: none;
  font-size: 0.9rem;
}

.recent-reports a:hover {
  text-decoration: underline;
}

.select2-container {
  width: 100% !important;
}

.select2-container .select2-selection--single {
  height: 40px;
  border: 1px solid #ddd;
  border-radius: 4px;
  background-color: white;
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
  line-height: 40px;
  color: #555;
  padding-left: 0.75rem;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
  height: 38px;
  right: 0.75rem;
}

.select2-container--default .select2-selection--single .select2-selection__placeholder {
  color: #999;
  padding-left: 0.75rem;
}

.select2-dropdown {
  border: 1px solid #ddd;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.select2-results__option {
  padding: 0.75rem 0.75rem;
  font-size: 1rem;
}

.select2-results__option small {
  color: #777;
  font-size: 0.85rem;
}

.select2-container--default .select2-results__option--highlighted[aria-selected] {
  background-color: #e8f0fe !important;
  color: #1a73e8 !important;
}

.select2-container--default .select2-results__option--selected {
  background-color: #1a73e8 !important;
  color: white !important;
}

/* List Reports Styles */
.list-reports-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  padding: 1rem;
}

.group-card {
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  padding: 1.5rem;
  transition: transform 0.2s;
}

.group-card:hover {
  transform: translateY(-2px);
}

.group-card-header {
  font-size: 1.3rem;
  color: #1a73e8;
  margin-bottom: 1rem;
  border-bottom: 1px solid #ddd;
  padding-bottom: 0.5rem;
}

.report-list {
  list-style: none;
  padding: 0;
}

.report-list li {
  margin: 0.5rem 0;
}

.report-link {
  color: #333;
  text-decoration: none;
  font-size: 1rem;
  display: block;
  padding: 0.5rem;
  border-radius: 4px;
}

.report-link:hover {
  background-color: #e8f0fe;
  color: #1a73e8;
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background-color: #ffffff;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  max-width: 500px;
  width: 90%;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 0.5rem;
  right: 0.75rem;
  font-size: 1.2rem;
  color: #555;
  cursor: pointer;
}

.modal-close:hover {
  color: #1a73e8;
}

.modal-content h3 {
  margin-bottom: 1.5rem;
}

.modal-content form {
  padding: 0;
  box-shadow: none;
}

.modal-content button {
  margin: 0.5rem 0.5rem 0 0;
}

/* Responsive */
@media (max-width: 600px) {
  main {
    margin: 1rem;
  }

  table {
    font-size: 0.9rem;
  }

  th, td {
    padding: 0.5rem;
  }

  .manage-table th, .manage-table td {
    padding: 0.5rem;
  }

  .parameter-field {
    flex-direction: column;
    align-items: stretch;
  }

  .parameter-field select {
    flex: 1;
  }

  .button {
    display: block;
    width: 100%;
    margin: 0.2rem 0;
    padding: 0.5rem;
  }

  .group-header {
    font-size: 1.1rem;
  }

  .button[title]:hover:after, .button[title]:hover:before {
    display: none;
  }

  .group-filter select {
    max-width: 100%;
  }

  .select2-container .select2-selection--single {
    height: 45px;
  }

  .select2-container--default .select2-selection--single .select2-selection__rendered {
    line-height: 45px;
  }

  .select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 43px;
  }

  .list-reports-container {
    grid-template-columns: 1fr;
  }

  .modal-content {
    width: 95%;
  }
}