:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --secondary: #4f46e5;
  --secondary-dark: #4338ca;
  --white: #ffffff;
  --black: #000000;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --warning: #f59e0b;
  --danger: #ef4444;
  --success: #10b981;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  color: var(--gray-800);
  background-color: var(--gray-50);
}

#root {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem;
}

.header {
  background-color: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding: 1rem 0;
  margin-bottom: 1.5rem;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--gray-900);
  text-decoration: none;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.generator {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  flex: 1;
}

.form-panel {
  flex: 1;
  background-color: var(--white);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  padding: 1.5rem;
  min-width: 500px;
}

.preview-panel {
  flex: 1;
  position: sticky;
  top: 1.5rem;
  max-height: calc(100vh - 3rem);
  overflow-y: auto;
  background-color: var(--white);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  padding: 1.5rem;
}

.preview-content {
  height: 100%;
}

.form-heading {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--gray-900);
}

.tab-navigation {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
}

.tab-button {
  padding: 0.6rem 1rem;
  border: none;
  background-color: var(--gray-100);
  color: var(--gray-700);
  border-radius: 0.25rem;
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}

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

.tab-button:hover:not(.active) {
  background-color: var(--gray-200);
}

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

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--gray-700);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.625rem;
  border: 1px solid var(--gray-300);
  border-radius: 0.25rem;
  font-size: 0.875rem;
  transition: border-color 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

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

.form-hint {
  margin-top: 0.375rem;
  font-size: 0.75rem;
  color: var(--gray-500);
}

.form-warning {
  margin-top: 0.375rem;
  font-size: 0.75rem;
  color: var(--warning);
  display: flex;
  align-items: flex-start;
  gap: 0.25rem;
}

.form-error {
  margin-top: 0.375rem;
  font-size: 0.75rem;
  color: var(--danger);
  display: flex;
  align-items: flex-start;
  gap: 0.25rem;
}

.checkbox-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.form-checkbox {
  width: 1rem;
  height: 1rem;
}

.checkbox-label {
  font-size: 0.875rem;
  color: var(--gray-700);
}

.navigation-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 2rem;
  gap: 0.75rem;
  width: 100%;
}

.nav-button {
  display: flex;
  align-items: center;
  padding: 0.625rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: 0.25rem;
  background-color: var(--white);
  color: var(--gray-700);
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  min-width: 0;
  flex: 1;
  justify-content: center;
  max-width: fit-content;
}

.nav-button:hover:not(.disabled) {
  background-color: var(--gray-100);
}

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

.prev-button, .next-button {
  min-width: 100px;
}

.prev-button {
  margin-right: auto;
}

.next-button {
  margin-left: auto;
  background-color: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

.next-button:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
}

.document-preview {
  font-family: 'Times New Roman', Times, serif;
  font-size: 0.875rem;
  line-height: 1.6;
  white-space: pre-wrap;
  padding: 1.5rem;
  background-color: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 0.25rem;
  max-height: calc(100vh - 10rem);
  overflow-y: auto;
}

.toolbar {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.toolbar-button {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--gray-300);
  border-radius: 0.25rem;
  background-color: var(--white);
  color: var(--gray-700);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s;
}

.toolbar-button:hover {
  background-color: var(--gray-100);
}

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

.download-button:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
}

.copy-button {
  background-color: var(--secondary);
  border-color: var(--secondary);
  color: var(--white);
}

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

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

.consult-button:hover {
  background-color: var(--success);
  border-color: var(--success);
  opacity: 0.9;
}

.tooltip {
  position: relative;
  display: inline-block;
  margin-left: 0.5rem;
  cursor: help;
}

.tooltip-icon {
  color: var(--gray-400);
  width: 1rem;
  height: 1rem;
}

.tooltip-text {
  visibility: hidden;
  width: 250px;
  background-color: var(--gray-800);
  color: var(--white);
  text-align: left;
  border-radius: 0.25rem;
  padding: 0.75rem;
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  transform: translateX(-90%);
  opacity: 0;
  transition: opacity 0.3s;
  font-size: 0.75rem;
  line-height: 1.4;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.tooltip-text::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 90%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: var(--gray-800) transparent transparent transparent;
}

.tooltip:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
}

.highlighted-text {
  background-color: #fff9c4;
  display: inline-block;
  padding: 2px 0;
  animation: highlight 2s;
}

@keyframes highlight {
  0% { background-color: #ffeb3b; }
  100% { background-color: #fff9c4; }
}

/* Responsive adjustments */
@media (max-width: 1100px) {
  .generator {
    flex-direction: column;
  }
  
  .form-panel, .preview-panel {
    width: 100%;
    min-width: 0;
  }
  
  .preview-panel {
    margin-top: 1.5rem;
    position: static;
  }
  
  .navigation-buttons {
    flex-wrap: wrap;
  }
  
  .nav-button {
    flex: 0 0 auto;
    width: calc(50% - 0.375rem);
    max-width: none;
  }
  
  .prev-button, .next-button {
    min-width: 0;
    flex: 0 0 auto;
    width: calc(50% - 0.375rem);
  }
}

/* Ensure buttons don't squish too much on small screens */
@media (max-width: 600px) {
  .navigation-buttons {
    flex-direction: column;
  }
  
  .nav-button, .prev-button, .next-button {
    width: 100%;
    margin: 0;
  }
}