/* ============================================
   FACETAS DE PORCELANA BH - ESTILOS GLOBAIS
   ============================================ */

/* Variáveis de Cores */
:root {
  --color-primary: #1a3a52;      /* Azul petróleo/escuro */
  --color-accent: #d4af37;       /* Dourado/champagne */
  --color-cta: #25d366;          /* Verde WhatsApp */
  --color-white: #ffffff;
  --color-light-gray: #f5f5f5;
  --color-gray: #999999;
  --color-dark-gray: #333333;
  --color-border: #e0e0e0;
  --color-success: #4caf50;
  --color-error: #f44336;
  
  /* Tipografia */
  --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-size-base: 16px;
  --font-size-small: 14px;
  --font-size-large: 18px;
  --font-size-h1: 48px;
  --font-size-h2: 36px;
  --font-size-h3: 28px;
  --font-size-h4: 24px;
  
  /* Espaçamento */
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-xxl: 64px;
  
  /* Sombras */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
  
  /* Transições */
  --transition-fast: 0.2s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
}

/* Reset e Estilos Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: var(--font-size-base);
}

body {
  font-family: var(--font-primary);
  color: var(--color-dark-gray);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

h1 {
  font-size: var(--font-size-h1);
  letter-spacing: -0.5px;
}

h2 {
  font-size: var(--font-size-h2);
  letter-spacing: -0.3px;
}

h3 {
  font-size: var(--font-size-h3);
}

h4 {
  font-size: var(--font-size-h4);
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-dark-gray);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent);
}

/* Links e Botões */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: var(--font-size-base);
  font-weight: 600;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-cta);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background-color: #1ea853;
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-secondary:hover {
  background-color: #0f2337;
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-small {
  padding: 10px 20px;
  font-size: var(--font-size-small);
}

.btn-block {
  display: block;
  width: 100%;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-fluid {
  width: 100%;
  padding: 0 var(--spacing-md);
}

/* Grid */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Flexbox */
.flex {
  display: flex;
  gap: var(--spacing-md);
}

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

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

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

.flex-wrap {
  flex-wrap: wrap;
}

/* Seções */
section {
  padding: var(--spacing-xxl) 0;
}

section.light-bg {
  background-color: var(--color-light-gray);
}

section.accent-bg {
  background-color: var(--color-primary);
  color: var(--color-white);
}

section.accent-bg h2,
section.accent-bg h3,
section.accent-bg h4 {
  color: var(--color-white);
}

section.accent-bg a {
  color: var(--color-accent);
}

/* Header e Navegação */
header {
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}

.logo-accent {
  color: var(--color-accent);
}

nav ul {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

nav a {
  font-weight: 500;
  color: var(--color-dark-gray);
  transition: color var(--transition-fast);
}

nav a:hover {
  color: var(--color-primary);
}

.nav-cta {
  background-color: var(--color-cta);
  color: var(--color-white) !important;
  padding: 10px 20px;
  border-radius: 4px;
}

.nav-cta:hover {
  background-color: #1ea853;
  color: var(--color-white) !important;
}

/* Menu Mobile */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--color-primary);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #0f2337 100%);
  color: var(--color-white);
  padding: var(--spacing-xxl) 0;
  position: relative;
  overflow: hidden;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.hero-text h1 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
  font-size: 48px;
}

.hero-text p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 18px;
  margin-bottom: var(--spacing-lg);
}

.hero-image {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Formulário */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  color: var(--color-dark-gray);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 58, 82, 0.1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.form-full {
  grid-column: 1 / -1;
}

.form-note {
  font-size: var(--font-size-small);
  color: var(--color-gray);
  margin-top: 6px;
}

/* Cards */
.card {
  background-color: var(--color-white);
  border-radius: 8px;
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-image {
  margin: -var(--spacing-lg) -var(--spacing-lg) var(--spacing-md) -var(--spacing-lg);
  border-radius: 8px 8px 0 0;
  overflow: hidden;
  height: 200px;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-title {
  font-size: var(--font-size-h4);
  margin-bottom: var(--spacing-sm);
}

.card-text {
  color: var(--color-gray);
  margin-bottom: var(--spacing-md);
}

.card-footer {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: var(--font-size-small);
  font-weight: 600;
}

.badge-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.badge-accent {
  background-color: var(--color-accent);
  color: var(--color-primary);
}

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

/* Listas */
.list-check {
  list-style: none;
}

.list-check li {
  padding-left: 30px;
  margin-bottom: var(--spacing-md);
  position: relative;
}

.list-check li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-cta);
  font-weight: bold;
  font-size: 20px;
}

/* Imagens */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

figure {
  margin: 0;
}

figcaption {
  font-size: var(--font-size-small);
  color: var(--color-gray);
  margin-top: var(--spacing-sm);
}

/* Rodapé */
footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
  margin-top: var(--spacing-xxl);
}

footer h4 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

footer a {
  color: var(--color-accent);
}

footer a:hover {
  color: var(--color-white);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: var(--spacing-sm);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--spacing-lg);
  text-align: center;
  font-size: var(--font-size-small);
  color: rgba(255, 255, 255, 0.8);
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-small);
}

.breadcrumb a {
  color: var(--color-primary);
}

.breadcrumb span {
  color: var(--color-gray);
}

/* Accordion/FAQ */
.accordion {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

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

.accordion-header {
  background-color: var(--color-light-gray);
  padding: var(--spacing-md);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  transition: background-color var(--transition-fast);
}

.accordion-header:hover {
  background-color: #ebebeb;
}

.accordion-icon {
  font-size: 20px;
  transition: transform var(--transition-normal);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.accordion-item.active .accordion-content {
  max-height: 500px;
  padding: var(--spacing-md);
}

/* Alertas */
.alert {
  padding: var(--spacing-md);
  border-radius: 6px;
  margin-bottom: var(--spacing-md);
  border-left: 4px solid;
}

.alert-info {
  background-color: #e3f2fd;
  border-color: #2196f3;
  color: #1565c0;
}

.alert-success {
  background-color: #e8f5e9;
  border-color: #4caf50;
  color: #2e7d32;
}

.alert-warning {
  background-color: #fff3e0;
  border-color: #ff9800;
  color: #e65100;
}

.alert-error {
  background-color: #ffebee;
  border-color: #f44336;
  color: #c62828;
}

/* Utilitários */
.text-center {
  text-align: center;
}

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

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

.text-muted {
  color: var(--color-gray);
}

.text-accent {
  color: var(--color-accent);
}

.text-primary {
  color: var(--color-primary);
}

.text-white {
  color: var(--color-white);
}

.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.pt-xs { padding-top: var(--spacing-xs); }
.pt-sm { padding-top: var(--spacing-sm); }
.pt-md { padding-top: var(--spacing-md); }
.pt-lg { padding-top: var(--spacing-lg); }
.pt-xl { padding-top: var(--spacing-xl); }

.pb-xs { padding-bottom: var(--spacing-xs); }
.pb-sm { padding-bottom: var(--spacing-sm); }
.pb-md { padding-bottom: var(--spacing-md); }
.pb-lg { padding-bottom: var(--spacing-lg); }
.pb-xl { padding-bottom: var(--spacing-xl); }

.hidden {
  display: none !important;
}

.visible {
  display: block !important;
}

/* Responsivo */
@media (max-width: 768px) {
  :root {
    --font-size-h1: 36px;
    --font-size-h2: 28px;
    --font-size-h3: 24px;
    --font-size-h4: 20px;
    --spacing-xxl: 40px;
    --spacing-xl: 32px;
  }

  .menu-toggle {
    display: block;
  }

  nav ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-white);
    padding: var(--spacing-md);
    gap: var(--spacing-md);
    box-shadow: var(--shadow-md);
  }

  nav ul.active {
    display: flex;
  }

  .hero-content {
    grid-template-columns: 1fr;
  }

  .hero-text h1 {
    font-size: 32px;
  }

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

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  section {
    padding: var(--spacing-xl) 0;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  :root {
    --font-size-h1: 28px;
    --font-size-h2: 24px;
    --font-size-h3: 20px;
    --font-size-h4: 18px;
    --spacing-xxl: 32px;
    --spacing-xl: 24px;
    --spacing-lg: 20px;
  }

  .container {
    padding: 0 var(--spacing-sm);
  }

  .btn {
    padding: 12px 24px;
    font-size: var(--font-size-small);
  }

  .flex {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  nav ul {
    gap: var(--spacing-sm);
  }

  .hero-text h1 {
    font-size: 24px;
  }

  .card-footer {
    flex-direction: column;
  }

  .card-footer .btn {
    width: 100%;
  }
}

/* Otimizações de Performance */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Print Styles */
@media print {
  header,
  footer,
  .btn,
  .nav-cta {
    display: none;
  }

  body {
    color: #000;
    background-color: #fff;
  }

  a {
    text-decoration: underline;
  }
}