/* 1_PLAN.md - Design System CSS */
/* Implementação conforme plano técnico */

/* Variáveis CSS para design system moderno */
:root {
  /* Cores da marca para empresa de transportes */
  --primary-orange: #FF6B35;
  --primary-dark: #2D3748;
  --primary-light: #F7FAFC;
  --accent-green: #38B2AC;
  --accent-blue: #4299E1;

  /* Gradientes modernos */
  --gradient-primary: linear-gradient(135deg, var(--primary-orange) 0%, #FF8C42 100%);
  --gradient-secondary: linear-gradient(135deg, var(--primary-dark) 0%, #4A5568 100%);
  --gradient-accent: linear-gradient(135deg, var(--accent-green) 0%, #48BB78 100%);

  /* Espaçamentos */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Bordas e sombras */
  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

  /* Tipografia */
  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-primary);
  line-height: 1.6;
  color: var(--primary-dark);
  background: var(--primary-light);
}

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

/* Header com menu */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, 
    rgba(255, 107, 53, 0.95) 0%, 
    rgba(255, 140, 66, 0.95) 25%, 
    rgba(56, 178, 172, 0.95) 50%, 
    rgba(66, 153, 225, 0.95) 75%, 
    rgba(255, 107, 53, 0.95) 100%);
  background-size: 400% 400%;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  transition: all 0.3s ease;
  animation: gradientShift 15s ease infinite;
  overflow: hidden;
}

/* Animação de gradiente */
@keyframes gradientShift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* Emojis flutuantes de fundo */
header::before {
  content: '🚛 📦 🏠 🚚 📍 ✨';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  font-size: 1.5rem;
  opacity: 0.15;
  white-space: nowrap;
  overflow: hidden;
  animation: emojiFloat 20s linear infinite;
  pointer-events: none;
}

@keyframes emojiFloat {
  0% {
    transform: translateX(100%) translateY(-50%);
  }
  100% {
    transform: translateX(-100%) translateY(-50%);
  }
}

/* Efeito de brilho animado */
header::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 30%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 70%
  );
  animation: shimmer 3s ease-in-out infinite;
  pointer-events: none;
}

@keyframes shimmer {
  0%, 100% {
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
  }
  50% {
    transform: translateX(100%) translateY(100%) rotate(45deg);
  }
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
  position: relative;
  z-index: 10;
}

.logo {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: white;
  text-decoration: none;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
  position: relative;
  animation: logoGlow 2s ease-in-out infinite;
}

.logo:hover {
  transform: scale(1.05);
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.8);
}

@keyframes logoGlow {
  0%, 100% {
    filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.5));
  }
  50% {
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.8));
  }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  position: relative;
  z-index: 10;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.95);
  color: #28a745;
  text-decoration: none;
  border-radius: 50px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(10px);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  }
  50% {
    box-shadow: 0 6px 25px rgba(40, 167, 69, 0.5);
  }
}

.header-phone:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 30px rgba(40, 167, 69, 0.6);
  background: linear-gradient(90deg, #28a745, #20c997);
  color: white;
}

.header-whatsapp {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.95);
  color: #25D366;
  text-decoration: none;
  border-radius: 50px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(10px);
  animation: pulse 2s ease-in-out infinite 0.5s;
}

.header-whatsapp:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
  background: linear-gradient(90deg, #25D366, #128C7E);
  color: white;
}

.header-whatsapp span:first-child {
  font-size: var(--font-size-base);
  animation: bounce 1s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-3px);
  }
}

/* Menu de navegação */
.main-navigation,
.frete-navigation {
  position: relative;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  margin: 0;
  padding: 0;
}

.nav-menu > li {
  position: relative;
}

.nav-menu a {
  color: var(--primary-dark);
  text-decoration: none;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  transition: all 0.3s ease;
}

.nav-menu a:hover {
  background: var(--primary-orange);
  color: white;
}

/* Submenus */
.has-submenu > a::after {
  content: '▼';
  margin-left: 0.25rem;
  font-size: 0.75rem;
  transition: transform 0.3s ease;
}

.submenu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  background: white;
  min-width: 250px;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
}

/* Submenus com duas colunas para mais de 6 itens */
.submenu.multi-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
  min-width: 400px;
  max-width: 500px;
}

.submenu.multi-column .submenu-column {
  display: flex;
  flex-direction: column;
}

.submenu.multi-column .submenu-column:first-child {
  border-right: 1px solid rgba(0, 0, 0, 0.1);
  padding-right: var(--spacing-sm);
}

.submenu.multi-column .submenu-column:last-child {
  padding-left: var(--spacing-sm);
}

.has-submenu:hover .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.submenu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.submenu li {
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  list-style: none;
}

.submenu li:last-child {
  border-bottom: none;
}

.submenu a {
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--primary-dark);
  transition: all 0.2s ease;
}

.submenu a:hover {
  background: #38B2AC;
  color: white;
  padding-left: 1rem;
}

/* Menu hambúrguer */
.menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--primary-dark);
  transition: all 0.3s ease;
}

/* Seção Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(90deg, var(--primary-orange) 0%, #ff8c00 50%, var(--primary-orange) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: white;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-4xl));
  font-weight: 800;
  margin-bottom: var(--spacing-lg);
  line-height: 1.2;
}

.hero p {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-2xl);
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.btn-primary {
  display: inline-block;
  background: var(--gradient-primary);
  color: white;
  padding: var(--spacing-md) var(--spacing-2xl);
  border-radius: var(--border-radius-lg);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(255, 107, 53, 0.4);
}

/* Seções de bairro */
.bairro-section {
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 50%, rgba(255, 255, 255, 0.95) 100%);
}

.bairro-section:nth-child(even) {
  background: linear-gradient(90deg, rgba(247, 250, 252, 0.95) 0%, rgba(241, 245, 249, 0.95) 50%, rgba(247, 250, 252, 0.95) 100%);
}

.bairro-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.bairro-text h2 {
  font-size: var(--font-size-3xl);
  color: var(--primary-dark);
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.bairro-text h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.bairro-text p {
  font-size: var(--font-size-base);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
  color: #4A5568;
}

.btn-secondary {
  display: inline-block;
  background: var(--gradient-accent);
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius-md);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
}

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

.bairro-image {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.bairro-image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.bairro-image:hover img {
  transform: scale(1.05);
}

/* Botão WhatsApp flutuante */
.whatsapp-float {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1000;
  border: 2px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 15px 30px rgba(37, 211, 102, 0.4);
}

/* Estilos do Mapa do Site */
.sitemap-section {
  margin-bottom: 3rem;
  padding: 2rem;
  background: var(--primary-light);
  border-radius: var(--border-radius-md);
  border-left: 4px solid var(--primary-orange);
}

.sitemap-section h3 {
  color: var(--primary-dark);
  margin-bottom: 1.5rem;
  font-size: var(--font-size-xl);
  font-weight: 700;
}

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

.sitemap-link {
  display: block;
  padding: 1rem;
  background: white;
  border-radius: var(--border-radius-md);
  text-decoration: none;
  color: var(--primary-dark);
  font-weight: 500;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.sitemap-link:hover {
  background: var(--primary-orange);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

/* Seção Localização */
.location-section {
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(90deg, var(--primary-light) 0%, rgba(241, 245, 249, 0.8) 50%, var(--primary-light) 100%);
}

.location-section h2 {
  text-align: center;
  color: var(--primary-dark);
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-3xl);
}

.location-section > .container > p {
  text-align: center;
  color: #4A5568;
  margin-bottom: var(--spacing-2xl);
  font-size: var(--font-size-lg);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.map-container {
  margin-bottom: var(--spacing-2xl);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: white;
  padding: var(--spacing-sm);
}

.map-container iframe {
  width: 100%;
  height: 400px;
  border: none;
  border-radius: var(--border-radius-md);
}

.location-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  background: white;
  padding: var(--spacing-2xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
}

.location-details h3,
.location-benefits h3 {
  color: var(--primary-orange);
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-lg);
}

.location-details p {
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
  color: var(--primary-dark);
}

.location-details a {
  color: var(--primary-orange);
  text-decoration: none;
  font-weight: 500;
}

.location-details a:hover {
  text-decoration: underline;
}

.location-benefits ul {
  list-style: none;
  padding: 0;
}

.location-benefits li {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  color: var(--primary-dark);
}

.location-benefits li:last-child {
  border-bottom: none;
}

/* Seção SEO Content */
.seo-content {
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 250, 252, 0.98) 50%, rgba(255, 255, 255, 0.98) 100%);
}

.seo-content h1,
.seo-content h2,
.seo-content h3 {
  color: var(--primary-orange);
  margin-bottom: var(--spacing-md);
}

.seo-content h2 {
  border-bottom: 2px solid rgba(255, 107, 53, 0.2);
  padding-bottom: var(--spacing-sm);
  margin-top: var(--spacing-xl);
}

/* Footer */
footer {
  background: var(--primary-dark);
  color: white;
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

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

.footer-section h3 {
  color: var(--primary-orange);
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-lg);
}

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  margin-bottom: var(--spacing-xs);
  display: block;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-bottom a {
  color: var(--primary-orange);
  font-weight: 500;
}

/* Micro-animações */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

/* Scrollbar customizada */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--primary-light);
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-orange);
}