/* ============================================
   SISTEMA DE COTAÇÃO DE SALVADOS
   Estilos CSS - Design Corporativo
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap');

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

:root {
  --primary: #1e40af;
  --primary-light: #3b82f6;
  --primary-dark: #1e3a8a;
  --secondary: #6b7280;
  --success: #10b981;
  --danger: #ef4444;
  --background: #ffffff;
  --surface: #f9fafb;
  --surface-light: #f3f4f6;
  --border: #e5e7eb;
  --text: #1f2937;
  --text-secondary: #6b7280;
}

body {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(to bottom right, #f3f4f6, #ffffff);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
}

/* ============================================
   LAYOUT PRINCIPAL
   ============================================ */

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.header {
  margin-bottom: 2rem;
}

.header h1 {
  font-size: 2.25rem;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.header p {
  font-size: 1rem;
  color: var(--text-secondary);
}

.form-container {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 2rem;
}

@media (max-width: 1024px) {
  .form-container {
    grid-template-columns: 1fr;
  }

  .preview-panel {
    position: static !important;
    top: auto !important;
  }
}

/* ============================================
   FORMULÁRIO
   ============================================ */

.form-sections {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-section {
  background: white;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}

.form-section:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.section-header {
  background: linear-gradient(to right, #dbeafe, transparent);
  border-left: 4px solid var(--primary);
  padding: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background-color 0.2s ease;
}

.section-header:hover {
  background: linear-gradient(to right, #bfdbfe, transparent);
}

.section-header-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-header-icon {
  color: var(--primary);
  font-size: 1.25rem;
}

.section-header-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text);
}

.section-toggle {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: transform 0.3s ease;
  background: none;
  border: none;
  cursor: pointer;
}

.section-toggle.expanded {
  transform: rotate(180deg);
}

.section-content {
  padding: 1.5rem;
  display: none;
  background: white;
}

.section-content.expanded {
  display: block;
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.form-grid.full {
  grid-template-columns: 1fr;
}

@media (max-width: 768px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.form-group label .required {
  color: var(--danger);
  margin-left: 0.25rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.375rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.9375rem;
  transition: all 0.2s ease;
  background: var(--surface);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
  background: white;
}

.form-group input.error,
.form-group textarea.error,
.form-group select.error {
  border-color: var(--danger);
}

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

.radio-group,
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.radio-item,
.checkbox-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.radio-item input[type="radio"],
.checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--primary);
}

.radio-item label,
.checkbox-item label {
  cursor: pointer;
  margin: 0;
  font-size: 0.9375rem;
}

.radio-item.with-input {
  align-items: flex-start;
  gap: 0.5rem;
}

.radio-item input[type="text"],
.checkbox-item input[type="text"] {
  flex: 1;
  height: 32px;
  padding: 0.5rem;
  font-size: 0.875rem;
}

.error-message {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--danger);
  font-size: 0.8125rem;
  margin-top: 0.375rem;
}

.error-icon {
  width: 14px;
  height: 14px;
}

/* ============================================
   BOTÕES
   ============================================ */

.button-group {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

button {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 0.375rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: 'Inter', sans-serif;
}

.btn-primary {
  background: var(--success);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-primary:hover {
  background: #059669;
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(16, 185, 129, 0.3);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--border);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--surface-light);
}

.btn-copy {
  background: var(--primary);
  color: white;
  font-size: 0.875rem;
  padding: 0.5rem 1rem;
}

.btn-copy:hover {
  background: var(--primary-dark);
}

/* ============================================
   PAINEL DE PRÉVIA
   ============================================ */

.preview-panel {
  position: sticky;
  top: 2rem;
  height: fit-content;
}

.preview-card {
  background: white;
  border-radius: 0.5rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.preview-header {
  background: linear-gradient(to right, var(--primary), var(--primary-light));
  color: white;
  padding: 1rem;
}

.preview-header h2 {
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
}

.preview-header p {
  font-size: 0.8125rem;
  opacity: 0.9;
}

.preview-content {
  padding: 1rem;
  max-height: 500px;
  overflow-y: auto;
  background: white;
}

.preview-content pre {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--text);
  white-space: pre-wrap;
  word-wrap: break-word;
}

.preview-footer {
  background: var(--surface-light);
  padding: 0.75rem;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 0.5rem;
}

.preview-footer button {
  flex: 1;
  padding: 0.5rem;
  font-size: 0.875rem;
}

/* ============================================
   SCROLLBAR CUSTOMIZADO
   ============================================ */

.preview-content::-webkit-scrollbar {
  width: 6px;
}

.preview-content::-webkit-scrollbar-track {
  background: var(--surface-light);
}

.preview-content::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

.preview-content::-webkit-scrollbar-thumb:hover {
  background: var(--secondary);
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */

@media (max-width: 768px) {
  .container {
    padding: 1rem 0.75rem;
  }

  .header h1 {
    font-size: 1.75rem;
  }

  .button-group {
    flex-direction: column;
  }

  button {
    width: 100%;
  }

  .preview-panel {
    position: static;
    top: auto;
  }
}

/* ============================================
   ANIMAÇÕES
   ============================================ */

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.form-section {
  animation: fadeIn 0.3s ease;
}

/* ============================================
   UTILITÁRIOS
   ============================================ */

.hidden {
  display: none !important;
}

.text-center {
  text-align: center;
}

.mt-1 {
  margin-top: 0.25rem;
}

.mt-2 {
  margin-top: 0.5rem;
}

.mt-4 {
  margin-top: 1rem;
}

.mb-2 {
  margin-bottom: 0.5rem;
}

.mb-4 {
  margin-bottom: 1rem;
}

.gap-2 {
  gap: 0.5rem;
}

.gap-4 {
  gap: 1rem;
}