:root {
  --primary-color: #4a6fa5;
  --secondary-color: #166088;
  --accent-color: #4fc3f7;
  --light-color: #f5f9fc;
  --dark-color: #2c3e50;
  --success-color: #66bb6a;
  --danger-color: #ef5350;
  --warning-color: #ffca28;
  --border-radius: 8px;
  --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-color: #f0f4f8;
  color: var(--dark-color);
  line-height: 1.6;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px;
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 20px;
  height: 100vh;
}

header {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: bold;
  color: var(--primary-color);
}

.logo i {
  font-size: 28px;
}

.actions {
  display: flex;
  gap: 10px;
}

.sidebar {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 20px;
  height: calc(100vh - 140px);
  overflow-y: auto;
}

.sidebar h2 {
  margin-bottom: 15px;
  color: var(--primary-color);
  font-size: 18px;
}

.field-types {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.field-type {
  background-color: var(--light-color);
  padding: 10px 15px;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  border: 1px dashed #ccc;
  display: flex;
  align-items: center;
  gap: 10px;
}

.field-type:hover {
  background-color: var(--accent-color);
  color: white;
}

.field-type i {
  font-size: 18px;
}

.saved-templates {
  margin-top: 30px;
}

.template-list {
  max-height: 300px;
  overflow-y: auto;
}

.template-item {
  padding: 10px;
  border-bottom: 1px solid #eee;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.template-item:hover {
  background-color: var(--light-color);
}

.template-info {
  flex: 1;
}

.template-item h4 {
  margin: 0;
  font-size: 14px;
}

.template-item p {
  margin: 0;
  font-size: 12px;
  color: #777;
}

.template-actions {
  display: flex;
  gap: 5px;
}

.template-actions button {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  color: #666;
}

.template-actions button:hover {
  color: var(--primary-color);
}

.main-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
  height: calc(100vh - 140px);
}

.form-title-bar {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.form-title-input {
  flex: 1;
  margin-right: 15px;
  border: none;
  border-bottom: 2px solid transparent;
  font-size: 18px;
  font-weight: bold;
  color: var(--dark-color);
  padding: 5px 0;
  transition: var(--transition);
}

.form-title-input:focus {
  outline: none;
  border-bottom-color: var(--accent-color);
}

.form-title-actions {
  display: flex;
  gap: 10px;
}

.form-designer {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 20px;
  flex: 1;
  overflow-y: auto;
  position: relative;
}

.form-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: #aaa;
  text-align: center;
  padding: 20px;
}

.form-empty-state i {
  font-size: 48px;
  margin-bottom: 15px;
}

.form-empty-state h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.form-empty-state p {
  max-width: 500px;
  margin-bottom: 20px;
}

.form-fields {
  min-height: 100%;
}

.form-field {
  background-color: var(--light-color);
  border-radius: var(--border-radius);
  margin-bottom: 15px;
  padding: 15px;
  border: 1px solid #e0e0e0;
  position: relative;
}

.field-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.field-title {
  font-weight: bold;
}

.field-actions {
  display: flex;
  gap: 5px;
}

.field-actions button {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  color: #666;
  padding: 2px 5px;
}

.field-actions button:hover {
  color: var(--primary-color);
}

.field-content {
  padding: 10px 0;
}

.field-settings {
  background-color: white;
  border-top: 1px solid #eee;
  padding-top: 10px;
  margin-top: 10px;
  display: none;
}

.field-settings.active {
  display: block;
}

.form-controls {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background-color: var(--primary-color);
  color: white;
  padding: 8px 15px;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  font-size: 14px;
  font-weight: 500;
}

.button:hover {
  background-color: var(--secondary-color);
}

.button.secondary {
  background-color: white;
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
}

.button.secondary:hover {
  background-color: var(--light-color);
}

.button.success {
  background-color: var(--success-color);
}

.button.success:hover {
  background-color: #43a047;
}

.button.danger {
  background-color: var(--danger-color);
}

.button.danger:hover {
  background-color: #e53935;
}

.button.warning {
  background-color: var(--warning-color);
  color: #333;
}

.button.warning:hover {
  background-color: #ffb300;
}

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

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

.modal-content {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  width: 500px;
  max-width: 90%;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  padding: 15px 20px;
  border-bottom: 1px solid #eee;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  margin: 0;
  color: var(--primary-color);
}

.modal-close {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: #777;
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  padding: 15px 20px;
  border-top: 1px solid #eee;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
  font-size: 14px;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 2px rgba(79, 195, 247, 0.2);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 30px;
}

.checkbox-control {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 10px;
}

.checkbox-control input {
  width: 16px;
  height: 16px;
}

.options-list {
  margin-top: 10px;
  border: 1px solid #eee;
  border-radius: var(--border-radius);
  padding: 10px;
  max-height: 200px;
  overflow-y: auto;
}

.option-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 0;
  border-bottom: 1px solid #f5f5f5;
}

.option-item:last-child {
  border-bottom: none;
}

.option-input {
  flex: 1;
  margin-right: 10px;
  border: none;
  border-bottom: 1px solid transparent;
  padding: 5px 0;
}

.option-input:focus {
  outline: none;
  border-bottom-color: var(--accent-color);
}

.option-actions {
  display: flex;
  gap: 5px;
}

.option-actions button {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  color: #666;
}

.option-actions button:hover {
  color: var(--primary-color);
}

.add-option {
  margin-top: 10px;
  width: 100%;
}

.database-manager {
  margin-top: 20px;
}

.database-list {
  margin-top: 10px;
  border: 1px solid #eee;
  border-radius: var(--border-radius);
}

.database-item {
  padding: 10px;
  border-bottom: 1px solid #eee;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.database-item:last-child {
  border-bottom: none;
}

.database-name {
  font-weight: 500;
}

.database-actions {
  display: flex;
  gap: 5px;
}

.database-actions button {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  color: #666;
}

.database-actions button:hover {
  color: var(--primary-color);
}

.form-view-mode .field-actions,
.form-view-mode .form-title-actions {
  display: none;
}

.form-view-mode .form-field {
  border: none;
  box-shadow: none;
  background-color: transparent;
  padding: 10px 0;
}

.form-view-mode .field-header {
  margin-bottom: 5px;
}

.submission-controls {
  padding: 15px 0;
  border-top: 1px solid #eee;
  margin-top: 20px;
  display: flex;
  justify-content: space-between;
}

/* Additional styles for different field types */
.text-field input,
.number-field input,
.email-field input,
.url-field input,
.phone-field input,
.textarea-field textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
  font-size: 14px;
  transition: var(--transition);
}

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

.dropdown-field select,
.radio-field .radio-options,
.checkbox-field .checkbox-options {
  width: 100%;
}

.dropdown-field select {
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
  font-size: 14px;
  transition: var(--transition);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 30px;
}

.radio-options label,
.checkbox-options label {
  display: flex;
  align-items: center;
  margin-bottom: 8px;
  cursor: pointer;
}

.radio-options input,
.checkbox-options input {
  margin-right: 10px;
}

.date-field input,
.time-field input {
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
  font-size: 14px;
  transition: var(--transition);
}

/* Toast notifications */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1001;
}

.toast {
  padding: 12px 20px;
  margin-bottom: 10px;
  background-color: white;
  color: var(--dark-color);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: toast-in 0.3s ease, toast-out 0.3s ease 3.7s forwards;
  max-width: 350px;
}

.toast.success {
  border-left: 4px solid var(--success-color);
}

.toast.error {
  border-left: 4px solid var(--danger-color);
}

.toast.warning {
  border-left: 4px solid var(--warning-color);
}

.toast.info {
  border-left: 4px solid var(--accent-color);
}

.toast i {
  font-size: 20px;
}

.toast.success i {
  color: var(--success-color);
}

.toast.error i {
  color: var(--danger-color);
}

.toast.warning i {
  color: var(--warning-color);
}

.toast.info i {
  color: var(--accent-color);
}

.toast-message {
  flex: 1;
}

.toast-close {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 16px;
  color: #777;
}

@keyframes toast-in {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes toast-out {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(100%);
    opacity: 0;
  }
}

/* Database manager modal styles */
.database-entry {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid #eee;
}

.database-entry:last-child {
  border-bottom: none;
}

.database-entry-value {
  flex: 1;
}

/* Responsive styles */
@media (max-width: 768px) {
  .container {
    grid-template-columns: 1fr;
  }

  .sidebar {
    height: auto;
    max-height: 300px;
  }

  .main-content {
    height: auto;
  }
}