/* ============================================
   LALA MOTORS — STYLE.CSS (OTIMIZADO)
   Design: Obsidian Shield | Performance: ~20KB
   ============================================ */

:root {
  --bg-primary: #0A0A0A;
  --bg-secondary: #0F0E0C;
  --bg-tertiary: #141414;
  --bg-light: #F5F2ED;
  --text-primary: #F5F2ED;
  --text-secondary: rgba(245, 242, 237, 0.55);
  --text-muted: rgba(245, 242, 237, 0.32);
  --gold: #C9A96E;
  --gold-dark: #9A7040;
  --success: #4ADE80;

  --font-serif: 'Cormorant Garamond', serif;
  --font-sans: 'DM Sans', sans-serif;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  --transition: 300ms ease-out;
}

/* ============================================
   RESET & BASE
   ============================================ */

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 300;
  line-height: 1.2;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; margin-bottom: var(--spacing-md); }
h3 { font-size: 1.75rem; }

button {
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  background: none;
  transition: all var(--transition);
}

/* ============================================
   NAVBAR
   ============================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 10, 10, 0.7);
  border-bottom: 1px solid rgba(201, 169, 110, 0.1);
  z-index: 1000;
  transition: all var(--transition);
}

.navbar.sticky {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(12px);
  border-bottom-color: rgba(201, 169, 110, 0.2);
}

.navbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--gold);
  letter-spacing: 0.15em;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: var(--spacing-xl);
}

.nav-links a {
  color: var(--text-primary);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width var(--transition);
}

.nav-links a:hover::after { width: 100%; }

.menu-toggle { display: none; flex-direction: column; gap: 6px; }
.menu-toggle span { width: 24px; height: 2px; background: var(--gold); transition: all var(--transition); }

/* ============================================
   HERO
   ============================================ */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin-top: 60px;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero h1 { margin-bottom: var(--spacing-sm); animation: fadeInUp 0.8s ease-out; }
.hero-subtitle { font-size: 1.25rem; color: var(--text-secondary); margin-bottom: var(--spacing-2xl); animation: fadeInUp 0.8s ease-out 0.1s both; }

.hero-search {
  position: relative;
  max-width: 500px;
  margin: 0 auto var(--spacing-xl);
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.search-field {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  background: rgba(15, 14, 12, 0.5);
  border: 1px solid rgba(201, 169, 110, 0.2);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1rem;
  transition: all var(--transition);
}

.search-field:focus {
  outline: none;
  border-color: var(--gold);
  background: rgba(15, 14, 12, 0.8);
  box-shadow: 0 0 20px rgba(201, 169, 110, 0.1);
}

.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-tertiary);
  border: 1px solid rgba(201, 169, 110, 0.2);
  border-top: none;
  border-radius: 0 0 4px 4px;
  max-height: 400px;
  overflow-y: auto;
  z-index: 100;
}

.search-result-item {
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid rgba(201, 169, 110, 0.1);
  cursor: pointer;
  transition: background var(--transition);
}

.search-result-item:hover { background: rgba(201, 169, 110, 0.05); }

.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--gold);
  animation: fadeInUp 0.8s ease-out 0.3s both;
  margin-top: var(--spacing-2xl);
}

.scroll-indicator svg { animation: bounce 2s infinite; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

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

/* ============================================
   FILTROS
   ============================================ */

.filters-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid rgba(201, 169, 110, 0.1);
}

.filters {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  justify-content: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.filter-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: transparent;
  border: 1px solid rgba(201, 169, 110, 0.2);
  color: var(--text-primary);
  border-radius: 4px;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  transition: all var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--bg-primary);
}

/* ============================================
   ARTIGOS
   ============================================ */

.artigos-section { padding: var(--spacing-2xl) 0; }

.artigos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 var(--spacing-lg);
}

.artigo-card {
  background: var(--bg-tertiary);
  border: 1px solid rgba(201, 169, 110, 0.1);
  border-radius: 4px;
  overflow: hidden;
  transition: all var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.artigo-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(201, 169, 110, 0.1);
}

.artigo-thumb {
  width: 100%;
  height: 180px;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--gold-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.artigo-content {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.artigo-category {
  display: inline-block;
  width: fit-content;
  padding: 0.25rem var(--spacing-sm);
  background: rgba(201, 169, 110, 0.1);
  color: var(--gold);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 2px;
  margin-bottom: var(--spacing-sm);
}

.artigo-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.artigo-summary {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  flex-grow: 1;
  line-height: 1.5;
}

.artigo-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(201, 169, 110, 0.1);
}

.artigo-leitura {
  background: rgba(201, 169, 110, 0.05);
  padding: 0.25rem 0.5rem;
  border-radius: 2px;
}

/* ============================================
   RECURSOS
   ============================================ */

.recursos-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-secondary);
  border-top: 1px solid rgba(201, 169, 110, 0.1);
  border-bottom: 1px solid rgba(201, 169, 110, 0.1);
}

.recursos-section h2 {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.recursos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.recurso-card {
  background: var(--bg-tertiary);
  padding: var(--spacing-lg);
  border: 1px solid rgba(201, 169, 110, 0.1);
  border-radius: 4px;
  text-align: center;
  transition: all var(--transition);
}

.recurso-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(201, 169, 110, 0.1);
}

.recurso-card h3 { color: var(--gold); margin-bottom: var(--spacing-sm); }
.recurso-card p { color: var(--text-secondary); margin-bottom: var(--spacing-md); font-size: 0.9rem; }

.link-arrow { color: var(--gold); font-weight: 500; }
.link-arrow:hover { color: var(--text-primary); }

/* ============================================
   MODAL
   ============================================ */

.modal-section {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  overflow-y: auto;
}

.modal-content {
  background: var(--bg-tertiary);
  border: 1px solid rgba(201, 169, 110, 0.2);
  border-radius: 4px;
  max-width: 800px;
  width: 90%;
  padding: var(--spacing-2xl);
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideInUp 0.3s ease-out;
}

@keyframes slideInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.close-modal {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  background: transparent;
  border: none;
  color: var(--gold);
  font-size: 2rem;
  cursor: pointer;
  transition: color var(--transition);
}

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

/* ============================================
   GLOSSÁRIO, TABELA, FAQ
   ============================================ */

.glossario-items { display: grid; gap: var(--spacing-lg); }
.glossario-item { border-left: 3px solid var(--gold); padding-left: var(--spacing-lg); }
.glossario-item dt { font-family: var(--font-serif); font-size: 1.1rem; color: var(--gold); margin-bottom: var(--spacing-sm); }
.glossario-item dd { color: var(--text-secondary); margin: 0; }

.comparativa-table { width: 100%; border-collapse: collapse; margin-top: var(--spacing-lg); }
.comparativa-table th { background: rgba(201, 169, 110, 0.1); color: var(--gold); padding: var(--spacing-md); text-align: left; font-family: var(--font-serif); border-bottom: 2px solid var(--gold); }
.comparativa-table td { padding: var(--spacing-md); border-bottom: 1px solid rgba(201, 169, 110, 0.1); color: var(--text-secondary); }
.comparativa-table tr:hover { background: rgba(201, 169, 110, 0.05); }

.faq-items { display: grid; gap: var(--spacing-lg); }
.faq-item { border: 1px solid rgba(201, 169, 110, 0.1); padding: var(--spacing-lg); border-radius: 4px; transition: all var(--transition); }
.faq-item:hover { border-color: var(--gold); background: rgba(201, 169, 110, 0.05); }
.faq-item h3 { color: var(--gold); margin-bottom: var(--spacing-md); }
.faq-item p { color: var(--text-secondary); margin: 0; }

/* ============================================
   CONTATO
   ============================================ */

.contato-section { padding: var(--spacing-2xl) 0; background: var(--bg-secondary); border-top: 1px solid rgba(201, 169, 110, 0.1); }
.contato-section h2 { text-align: center; }
.contato-section > .container > p { text-align: center; color: var(--text-secondary); margin-bottom: var(--spacing-2xl); }

.contato-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-lg);
  max-width: 600px;
  margin: 0 auto;
}

.contato-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
  background: var(--bg-tertiary);
  border: 1px solid rgba(201, 169, 110, 0.1);
  border-radius: 4px;
  color: var(--text-primary);
  text-align: center;
  transition: all var(--transition);
}

.contato-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(201, 169, 110, 0.1);
}

.contato-icon { font-size: 2rem; margin-bottom: var(--spacing-sm); }
.contato-label { font-size: 0.9rem; color: var(--gold); }

/* ============================================
   FOOTER
   ============================================ */

.footer { background: var(--bg-secondary); border-top: 1px solid rgba(201, 169, 110, 0.1); padding: var(--spacing-lg) 0; }

.footer-bottom {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 0 var(--spacing-lg);
}

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

@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .nav-links { display: none; }

  h1 { font-size: 2.5rem; }
  h2 { font-size: 1.75rem; }

  .artigos-grid { grid-template-columns: 1fr; }
  .credenciais { grid-template-columns: 1fr; }
  .modal-content { padding: var(--spacing-lg); }
}

@media (max-width: 480px) {
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.25rem; }
  h3 { font-size: 1rem; }

  .hero { margin-top: 60px; }
  .filters { gap: var(--spacing-sm); }
  .filter-btn { padding: 0.5rem var(--spacing-md); font-size: 0.8rem; }
  .contato-grid { grid-template-columns: 1fr; }
}

/* ============================================
   UTILITY
   ============================================ */

.hidden { display: none !important; }
.visible { display: block !important; }