/* Conteúdo movido de css/responsive-styles.css.css para corrigir extensão duplicada */
/* Responsividade Aprimorada para Calculadora de Descontos */

/* ===== Breakpoints Estratégicos ===== */
/* 
  - Mobile pequeno: até 480px
  - Mobile grande: até 767px
  - Tablet: 768px até 991px 
  - Desktop pequeno: 992px até 1199px
  - Desktop grande: 1200px e acima
*/

/* ===== Estilos Base Otimizados ===== */
html {
  box-sizing: border-box;
  -webkit-text-size-adjust: 100%; /* Previne ajuste automático de texto em dispositivos móveis */
}

*,
*:before,
*:after {
  box-sizing: inherit;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden; /* Evita scroll horizontal */
  overflow-wrap: break-word; /* Evita overflow de texto */
  word-wrap: break-word; /* Compatibilidade IE */
  touch-action: manipulation; /* Melhora responsividade de toque */
}

img, svg, video {
  max-width: 100%;
  height: auto;
  display: block; /* Evita espaço extra abaixo de imagens */
}

/* ===== Contêineres Responsivos ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px; /* Padding menor para dispositivos móveis */
}

@media (min-width: 768px) {
  .container {
    padding: 0 30px;
  }
}

/* ===== Grid Flexível ===== */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

@media (max-width: 767px) {
  .grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }
}

/* ===== Header Responsivo ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  transition: box-shadow 0.3s ease;
}

/* Menu de navegação responsivo */
.nav {
  display: flex;
  justify-content: end;

}

.nav-links {
  display: none; /* Escondido em dispositivos móveis */
}

.mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: white;
}

.mobile-menu-toggle svg {
  width: 24px;
  height: 24px;
}

.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--primary-color);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform: translateX(-100%);
  opacity: 0;
}

.mobile-nav.open {
  transform: translateX(0);
  opacity: 1;
}

.mobile-nav-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: transparent;
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
}

.mobile-nav-links {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: center;
}

.mobile-nav-links li {
  margin: 20px 0;
}

.mobile-nav-links a {
  color: white;
  font-size: 1.5rem;
  text-decoration: none;
  display: block;
  padding: 10px;
}

@media (min-width: 768px) {
  .mobile-menu-toggle {
    display: none;
  }
  
  .nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
  }
  
  .nav-links li {
    margin-left: 20px;
  }
  
  .nav-links a {
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
  }
}

/* ===== Calculadora Responsiva ===== */
.calculator-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 992px) {
  .calculator-section {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
}

/* Cards adaptáveis */
.card {
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  background: white;
  margin-bottom: 20px;
  overflow: hidden;
}

.card-header {
  padding: 15px 20px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.card-body {
  padding: 20px;
}

@media (max-width: 480px) {
  .card-header {
    padding: 12px 15px;
  }
  
  .card-body {
    padding: 15px;
  }
}

/* ===== Formulários Responsivos ===== */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 6px;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 16px; /* Mínimo 16px para evitar zoom em iOS */
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Dispositivos de toque - aumentar áreas de toque */
@media (max-width: 767px) {
  .form-control {
    height: 48px; /* Alvo de toque mínimo para iOS */
  }
  
  select.form-control {
    height: 48px;
    background-position: right 12px center;
  }
  
  .btn {
    padding: 12px 20px;
    min-height: 48px;
  }
}

/* ===== Botões Responsivos ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  text-align: center;
}

.btn-full {
  width: 100%;
}

.btn-flex {
  display: flex;
  gap: 10px;
}

@media (max-width: 480px) {
  .btn-flex {
    flex-direction: column;
  }
}

/* ===== Histórico Responsivo ===== */
.history-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 15px;
}

@media (max-width: 767px) {
  .history-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== FAQs Responsivos ===== */
.faq-question h3 {
  font-size: 1.1rem;
}

@media (max-width: 480px) {
  .faq-question h3 {
    font-size: 1rem;
  }
  
  .faq-question {
    padding: 12px 15px;
  }
  
  .faq-answer-content {
    padding: 0 15px 15px;
  }
}

/* ===== Como Usar - Responsivo ===== */
.steps-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

@media (max-width: 767px) {
  .steps-container {
    grid-template-columns: 1fr;
  }
}

/* ===== Ferramentas Adicionais - Responsivas ===== */
.tools-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 992px) {
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }
}

.comparison-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

@media (max-width: 480px) {
  .comparison-options {
    grid-template-columns: 1fr;
  }
}

/* ===== Rodapé Responsivo ===== */
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.footer-bottom {
  padding-top: 20px;
  margin-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* ===== Tipografia Responsiva ===== */
h1 {
  font-size: 1.8rem;
  margin-bottom: 15px;
}

h2 {
  font-size: 1.5rem;
  margin-bottom: 15px;
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

@media (min-width: 768px) {
  h1 {
    font-size: 2.2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  h3 {
    font-size: 1.4rem;
  }
}

/* ===== Media Queries Adicionais ===== */

/* Dispositivos muito pequenos (até 320px) */
@media (max-width: 320px) {
  html {
    font-size: 14px;
  }
  
  .container {
    padding: 0 12px;
  }
  
  .card-body {
    padding: 12px;
  }
  
  .form-group {
    margin-bottom: 15px;
  }
}

/* Dispositivos com tela grande (acima de 1400px) */
@media (min-width: 1400px) {
  .container {
    max-width: 1320px;
  }
  
  html {
    font-size: 17px;
  }
}

/* Orientação Paisagem em dispositivos móveis */
@media (max-width: 767px) and (orientation: landscape) {
  .mobile-nav-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .mobile-nav-links li {
    margin: 10px 15px;
  }
}

/* ===== Interações de Toque Otimizadas ===== */
@media (hover: none) {
  /* Estilos específicos para dispositivos sem hover */
  .btn:hover {
    transform: none;
  }
  
  .card:hover {
    transform: none;
  }
  
  /* Aumentar área de toque para elementos interativos */
  .nav-link,
  .footer-link {
    padding: 8px 12px;
    display: inline-block;
  }
  
  /* Melhorar indicação de toque */
  .interactive-element {
    position: relative;
    overflow: hidden;
  }
  
  .interactive-element::after {
    content: '';
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    background-image: radial-gradient(circle, rgba(255,255,255,0.2) 1%, transparent 1%);
    background-position: 50%;
    transform: scale(10, 10);
    opacity: 0;
    transition: transform 0.5s, opacity 0.5s;
  }
  
  .interactive-element:active::after {
    transform: scale(0, 0);
    opacity: 0.3;
    transition: 0s;
  }
}

/* ===== Suporte a Dark Mode em Sistema ===== */
@media (prefers-color-scheme: dark) {
  body:not([data-theme="light"]) {
    --primary-color: #4d94ff;
    --primary-hover: #80b3ff;
    --primary-light: rgba(77, 148, 255, 0.15);
    --secondary-color: #ff9e4f;
    --secondary-hover: #ffb67a;
    
    --text-color: #e0e0e0;
    --medium: #a0a0a0;
    --light: #707070;
    --lighter: #1a1a1a;
    --white: #1e1e1e;
    
    background-color: #121212;
    color: var(--text-color);
  }
  
  body:not([data-theme="light"]) .card,
  body:not([data-theme="light"]) .notification {
    background-color: #1e1e1e;
  }
}

/* ===== Menu Mobile ===== */
.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.mobile-menu-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background-color: transparent;
  border: none;
  cursor: pointer;
  z-index: 101;
}

@media (min-width: 768px) {
  .mobile-menu-button {
    display: none;
  }
}

.mobile-menu-button .menu-icon {
  position: relative;
  width: 24px;
  height: 2px;
  background-color: #fff;
  transition: background-color 0.2s;
}

.mobile-menu-button .menu-icon:before,
.mobile-menu-button .menu-icon:after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background-color: #fff;
  transition: transform 0.2s;
}

.mobile-menu-button .menu-icon:before {
  top: -8px;
}

.mobile-menu-button .menu-icon:after {
  top: 8px;
}

.mobile-menu-button.active .menu-icon {
  background-color: transparent;
}

.mobile-menu-button.active .menu-icon:before {
  transform: rotate(45deg);
  top: 0;
}

.mobile-menu-button.active .menu-icon:after {
  transform: rotate(-45deg);
  top: 0;
}

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--primary-color);
  z-index: 100;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transform: translateY(-100%);
  transition: transform 0.3s ease;
}

.mobile-menu.active {
  transform: translateY(0);
}

.mobile-menu-nav {
  list-style-type: none;
  padding: 0;
  margin: 0;
  text-align: center;
}

.mobile-menu-nav li {
  margin: 20px 0;
}

.mobile-menu-nav a {
  color: white;
  font-size: 24px;
  text-decoration: none;
  display: block;
  padding: 10px;
}

/* ===== Modo de Impressão ===== */
@media print {
  /* Esconde elementos não essenciais */
  header, 
  footer,
  .theme-switch,
  .preferences-panel,
  .save-share,
  .history-section,
  .faq-section,
  .how-to-section,
  .tools-section {
    display: none !important;
  }
  
  /* Ajusta o layout para impressão */
  body {
    background-color: white !important;
    color: black !important;
    font-size: 12pt;
  }
  
  .calculator-section {
    display: flex;
    flex-direction: column;
  }
  
  .result-card {
    page-break-inside: avoid;
  }
  
  /* Adiciona informações de rodapé para impressão */
  .container::after {
    content: "Calculadora de Descontos - CalculadoraDeDescontos.com.br";
    display: block;
    text-align: center;
    margin-top: 30px;
    font-size: 10pt;
    color: #666;
  }
}