/* ============================================================
   Variáveis CSS para facilitar manutenção e consistência
   ============================================================ */
:root {
  --color-primary: #1a54e5;
  --color-primary-light: #3b6edb;
  --color-primary-dark: #163f9b;
  --color-secondary: #f5f7fa;
  --color-white: #ffffff;
  --color-light: #f9f9f9;
  --color-gray: #333333;
  --color-gray-light: #666666;
  --color-gray-lighter: #555555;
  --color-border: #dddddd;
  --font-family: 'Roboto', sans-serif;
  --transition-speed: 0.3s;
  --border-radius: 10px;
  --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --box-shadow-hover: 0 6px 15px rgba(0, 0, 0, 0.15);
  --input-background: #f5f7fa;
  --error-color: #e63946;
  --success-color: #28a745;
}

/* ============================================================
   Reset básico para garantir consistência entre navegadores
   ============================================================ */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ============================================================
   Estilo Geral
   ============================================================ */
body {
  font-family: var(--font-family);
  margin: 0;
  padding: 20px;
  color: var(--color-gray);
  background-color: var(--color-secondary);
  line-height: 1.6;
}

/* ============================================================
   Sidebar (Desktop) - Visual Moderno
   ============================================================ */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 250px;
  height: 100vh;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-white);
  padding: 30px 20px;
  box-shadow: 2px 0 10px rgba(0, 0, 0, 0.15);
  animation: slideInLeft 0.5s ease-out both;
}

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

.sidebar h2 {
  font-size: 1.8rem;
  margin-bottom: 20px;
  text-align: center;
}

.sidebar-menu {
  list-style: none;
  padding: 0;
}

.sidebar-menu li {
  margin-bottom: 15px;
}

.sidebar-menu li a {
  text-decoration: none;
  color: var(--color-white);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: color 0.3s ease, transform 0.3s ease;
}

.sidebar-menu li a:hover {
  color: var(--color-light);
  transform: scale(1.05);
}

/* ============================================================
   Layout Container para Sidebar e Conteúdo
   ============================================================ */
.layout-container {
  display: flex;
}

.content {
  flex: 1;
  margin-left: 270px; /* Espaço para sidebar + margem */
  padding: 20px;
  animation: fadeIn 0.5s ease-out both;
}

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

/* ============================================================
   Appbar para Mobile (Fixa no Inferior) - Visual Moderno
   ============================================================ */
.appbar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.15);
  padding: 10px 0;
  z-index: 1000;
  animation: slideInUp 0.5s ease-out both;
}

@keyframes slideInUp {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.appbar .appbar-content {
  display: flex;
  justify-content: space-around;
  align-items: center;
}

.appbar-link {
  text-decoration: none;
  color: var(--color-white);
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.3s ease, transform 0.3s ease;
}

.appbar-link:hover {
  color: var(--color-light);
  transform: translateY(-3px);
}

/* ============================================================
   Responsividade: Esconde Sidebar e Mostra Appbar em Mobile
   ============================================================ */
@media (max-width: 1024px) {
  /* Em telas de tablet, ajusta o tamanho da sidebar e do conteúdo */
  .sidebar {
    width: 220px;
    padding: 25px 15px;
  }
  .content {
    margin-left: 240px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    display: none;
  }
  .layout-container {
    margin-left: 0;
    flex-direction: column;
  }
  .content {
    margin: 0;
    padding: 20px 10px 90px; /* Espaço inferior para o appbar */
  }
  .appbar {
    display: block;
  }
}

/* ============================================================
   Formulário de Simulação (Estilos Originais)
   ============================================================ */
.form-card {
  max-width: 600px;
  width: 100%;
  margin: auto;
  background-color: var(--color-white);
  padding: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  transition: box-shadow var(--transition-speed), transform 0.3s ease;
}

.form-card:hover {
  box-shadow: var(--box-shadow-hover);
  transform: translateY(-5px);
}

.logo-container {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}

.logo {
  max-width: 250px;
  width: 100%;
  height: auto;
  transition: transform var(--transition-speed);
}

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

/* Indicadores de Etapas */
.step-indicators {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 30px;
  position: relative;
}

.step-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 1;
}

.step {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--color-gray-light);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  transition: background-color var(--transition-speed), transform 0.2s ease, box-shadow var(--transition-speed);
  font-size: 1.2rem;
  cursor: pointer;
}

.step i {
  font-size: 1.2rem;
}

.step.active {
  background-color: var(--color-primary);
  transform: scale(1.1);
  box-shadow: 0 0 10px var(--color-primary);
}

.step.completed {
  background-color: var(--color-primary-dark);
  transform: scale(1.05);
  box-shadow: 0 0 10px var(--color-primary-dark);
}

.step:hover {
  background-color: var(--color-primary-light);
  transform: scale(1.15);
  box-shadow: 0 0 15px rgba(26, 84, 229, 0.3);
}

.step-label {
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--color-gray);
  text-align: center;
  width: 100px;
}

.connector {
  flex: 1;
  height: 4px;
  background-color: var(--color-gray-light);
  margin: 0 15px;
  z-index: 0;
  position: relative;
  transition: background-color var(--transition-speed);
}

.connector.completed {
  background-color: var(--color-primary-dark);
}

/* Responsividade dos Indicadores */
@media (max-width: 768px) {
  .step-indicators {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
  }
  .step-indicator {
    flex: auto;
    margin: 0 10px;
  }
  .connector {
    flex: 0 0 15px;
    height: 2px;
    margin: 0 5px;
  }
  .step {
    width: 30px;
    height: 30px;
    font-size: 0.9rem;
  }
  .step-label {
    margin-left: 5px;
    font-size: 0.75rem;
    width: 80px;
  }
}

/* Estilização do Formulário */
fieldset {
  border: none;
  margin-bottom: 20px;
  animation: fadeIn 0.5s ease-in-out;
}

legend {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--color-primary);
  text-align: center;
}

.form-group {
  margin-bottom: 20px;
  position: relative;
}

.form-group label {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-gray);
  margin-bottom: 5px;
  display: block;
}

.input-icon {
  position: relative;
}

.input-icon i {
  position: absolute;
  top: 50%;
  left: 15px;
  transform: translateY(-50%);
  color: var(--color-gray-light);
  pointer-events: none;
}

.input-icon input, 
.input-icon select {
  padding-left: 45px;
  background-color: var(--input-background);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  transition: border-color var(--transition-speed), box-shadow var(--transition-speed), background-color var(--transition-speed);
}

.input-icon input:focus, 
.input-icon select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 4px 8px rgba(26, 84, 229, 0.2);
  background-color: #ffffff;
  outline: none;
}

input, select {
  padding: 12px;
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 8px;
  width: 100%;
  transition: border-color var(--transition-speed), box-shadow var(--transition-speed), background-color var(--transition-speed);
  box-sizing: border-box;
}

input:focus, select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 4px 8px rgba(26, 84, 229, 0.2);
  outline: none;
}

input.error, select.error {
  border-color: var(--error-color);
  background-color: #ffe5e5;
}

input.error:focus, select.error:focus {
  border-color: var(--error-color);
  box-shadow: 0 0 5px var(--error-color);
  outline: none;
}

input.success, select.success {
  border-color: var(--success-color);
  background-color: #e6ffe6;
}

input.success:focus, select.success:focus {
  border-color: var(--success-color);
  box-shadow: 0 0 5px var(--success-color);
  outline: none;
}

/* Mensagens de Erro Inline */
.error-message {
  color: var(--error-color);
  font-size: 0.85rem;
  margin-top: 5px;
}

/* Botões */
.btn {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.2s ease;
  width: 48%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn i {
  margin-right: 8px;
  transition: transform 0.3s ease;
}

.btn:hover {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  transform: translateY(-2px);
}

.btn:hover i {
  transform: translateX(5px);
}

/* Botões de Navegação */
.form-navigation {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 20px;
}

.back-btn {
  background-color: #e0e0e0;
  color: #333;
  width: 48%;
}

.back-btn i {
  margin-right: 8px;
}

.back-btn:hover {
  background-color: #c7c7c7;
}

/* Pré-visualização */
.preview {
  background-color: #f9f9f9;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--box-shadow);
  transition: box-shadow var(--transition-speed), background-color 0.3s ease;
}

.preview:hover {
  box-shadow: var(--box-shadow-hover);
  background-color: #ffffff;
}

.preview-title {
  font-size: 1.8rem;
  font-weight: bold;
  color: var(--color-primary);
  margin-bottom: 10px;
  text-align: center;
}

.preview-subtitle {
  font-size: 1rem;
  color: #555;
  text-align: center;
  margin-bottom: 20px;
}

.preview-item {
  font-size: 1rem;
  margin-bottom: 15px;
  display: flex;
  justify-content: space-between;
  padding: 10px 15px;
  border-bottom: 1px solid #eee;
  transition: background-color var(--transition-speed), transform 0.2s ease;
}

.preview-item:hover {
  background-color: #e8f4fd;
  border-radius: 5px;
  transform: translateY(-2px);
}

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

.preview-buttons {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

/* ============================================================
   Rodapé (Footer) - Estático
   ============================================================ */
.footer {
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-gray-light);
  margin-top: 30px;
  padding: 20px;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  box-shadow: var(--box-shadow);
  border-radius: var(--border-radius);
  transition: box-shadow var(--transition-speed), transform 0.3s ease;
}

.footer:hover {
  box-shadow: var(--box-shadow-hover);
  transform: translateY(-2px);
}

.footer p {
  margin: 5px 0;
}

.footer a {
  text-decoration: none;
  color: var(--color-primary);
  transition: color var(--transition-speed);
}

.footer a:hover {
  color: var(--color-primary-dark);
}

/* ============================================================
   Estilo de Seção de Impressão
   ============================================================ */
@media print {
  .btn-print-container, 
  .footer,
  .step-indicators {
    display: none !important;
  }
  .header {
    display: block !important;
    padding: 5px 0;
    background-color: transparent;
    border-bottom: none;
    margin-bottom: 10px;
    text-align: center;
  }
  .logo-container {
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 5px;
  }
  .logo {
    max-width: 150px;
  }
  .header-title {
    font-size: 1rem;
    color: #000;
    margin: 0;
  }
  .simulation-date {
    font-size: 0.8rem;
    color: #444;
    margin: 0;
  }
  .result-section h2 {
    font-size: 1.0rem;
    color: #000;
    margin-bottom: 10px;
  }
  .grid-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .grid-container.payment {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }
  .grid-container div {
    border: 1px solid #ddd;
    padding: 10px;
    background-color: #fff;
    box-shadow: none;
    border-radius: 6px;
  }
  .grid-container div p {
    font-size: 0.9rem;
    color: #555;
  }
  .grid-container div span {
    font-size: 1rem;
    font-weight: normal;
  }
  .observations {
    font-size: 0.9rem;
    line-height: 1.4;
    color: #333;
  }
  body {
    background-color: #fff;
    color: #000;
    margin: 0;
    padding: 0;
    font-size: 0.9rem;
  }
}

/* ============================================================
   Animações e Transições Gerais
   ============================================================ */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   Acessibilidade
   ============================================================ */
a:focus, button:focus, input:focus, select:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Classe hidden para ocultar elementos */
.hidden {
  display: none;
}

/* ============================================================
   Responsividade Geral (Ajustes Finais)
   ============================================================ */
@media (max-width: 576px) {
  .preview-item {
    flex-direction: column;
    align-items: flex-start;
  }
  .preview-item strong {
    margin-bottom: 5px;
  }
  .form-navigation, .preview-buttons {
    flex-direction: column;
  }
  .btn, .back-btn {
    width: 100%;
  }
  .step-label {
    width: 80px;
  }
  /* Ajuste de fontes e espaçamentos para telas muito pequenas */
  body {
    padding: 10px;
    font-size: 0.9rem;
  }
  .form-card {
    padding: 20px;
  }
  .logo {
    max-width: 200px;
  }
}