/* ----------------------------------------------------
   DESIGN SYSTEM - JRD RECICLÁVEIS (STYLE.CSS)
   ---------------------------------------------------- */

:root {
  /* Cores de Alta Categoria (Azul Escuro Corporativo e Verde Esmeralda Ecológico) */
  --color-primary: #1a2256;         /* Deep Navy Blue */
  --color-primary-rgb: 26, 34, 86;
  --color-secondary: #10b981;       /* Emerald Green */
  --color-secondary-hover: #059669; /* Darker Emerald */
  --color-accent: #0f766e;          /* Teal Accent */
  --color-bg-light: #f8fafc;        /* Slate Light Off-White */
  --color-bg-gray: #f1f5f9;         /* Slate Light Gray */
  --color-bg-dark: #0f172a;         /* Slate Dark Blue-Gray */
  --color-bg-card: #ffffff;
  
  /* Textos */
  --color-text-dark: #0f172a;       /* Slate 900 */
  --color-text-light: #ffffff;
  --color-text-muted: #475569;      /* Slate 600 */
  --color-text-gray: #94a3b8;       /* Slate 400 */

  /* Bordas e Linhas */
  --color-border: #e2e8f0;          /* Slate 200 */
  --color-border-dark: #1e293b;     /* Slate 800 */

  /* Fontes */
  --font-title: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Espaçamentos e Medidas */
  --header-height: 90px;
  --max-width: 1200px;
  --max-width-wide: 1400px;
  
  /* Efeitos e Transições */
  --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 16px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 20px 40px rgba(15, 23, 42, 0.1);
  --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-fast: all 0.2s ease-in-out;
}

/* Reset e Configurações Globais */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 62.5%; /* 1rem = 10px */
  scroll-behavior: smooth;
  height: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: 1.6rem;
  line-height: 1.7;
  color: var(--color-text-dark);
  background-color: var(--color-bg-light);
  -webkit-font-smoothing: antialiased;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  width: 100%;
}

main {
  flex: 1 0 auto;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

ul {
  list-style: none;
}

/* Classes Utilitárias (Layout Mobile-First por Padrão) */
.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
}

.container-wide {
  width: 92%;
  max-width: var(--max-width-wide);
  margin: 0 auto;
}

/* Grids Mobile-First (Padrão: 1 Coluna, mudam em Media Queries) */
.grid {
  display: grid;
  gap: 3rem;
}

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

.align-center { align-items: center; }
.align-end { align-items: flex-end; }
.gap-1 { gap: 1rem; }
.gap-2 { gap: 2rem; }

.section {
  padding: 6rem 0;
}

@media (min-width: 768px) {
  .section {
    padding: 10rem 0;
  }
}

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

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }
.text-white { color: var(--color-text-light); }
.text-green { color: var(--color-secondary); }
.text-gray { color: var(--color-text-gray); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.img-responsive {
  width: 100%;
  object-fit: cover;
  border-radius: 4px;
}

.shadow-lg { box-shadow: var(--shadow-lg); }

/* Tipografia Base */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.section-tag {
  font-family: var(--font-body);
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--color-secondary);
  display: inline-block;
  margin-bottom: 1.5rem;
}

.section-title {
  font-size: 3rem;
  margin-bottom: 2rem;
  color: var(--color-primary);
}

@media (min-width: 768px) {
  .section-title {
    font-size: 4rem;
  }
}

.bg-dark .section-title {
  color: var(--color-text-light);
}

.section-subtitle {
  font-size: 1.6rem;
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto 4rem auto;
}

@media (min-width: 768px) {
  .section-subtitle {
    font-size: 1.8rem;
    margin-bottom: 5rem;
  }
}

.bg-dark .section-subtitle {
  color: var(--color-text-gray);
}

.section-paragraph {
  font-size: 1.6rem;
  margin-bottom: 2.5rem;
  color: var(--color-text-muted);
}

.bg-dark .section-paragraph {
  color: var(--color-text-gray);
}

/* Botões do Sistema */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.4rem 3.2rem;
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border-radius: 4px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  gap: 1rem;
}

.btn-primary {
  background-color: var(--color-secondary);
  color: var(--color-text-light);
  border: 1px solid var(--color-secondary);
}

.btn-primary:hover {
  background-color: var(--color-secondary-hover);
  border-color: var(--color-secondary-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(16, 185, 129, 0.2);
}

.btn-secondary {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.bg-dark .btn-secondary {
  background-color: var(--color-text-light);
  color: var(--color-primary);
  border-color: var(--color-text-light);
}

.bg-dark .btn-secondary:hover {
  background-color: transparent;
  color: var(--color-text-light);
  border-color: var(--color-text-light);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-text-light);
  border: 1px solid var(--color-text-light);
}

.btn-outline:hover {
  background-color: var(--color-text-light);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-link {
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 0.5rem;
}

.btn-link:hover {
  color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.btn-full {
  width: 100%;
}

/* 1. Barra de Anúncios (Announcement Bar) */
.announcement-bar {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  font-size: 1.2rem;
  text-align: center;
  padding: 1rem 0;
  letter-spacing: 0.05em;
  font-weight: 400;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  z-index: 101;
  position: relative;
}

.announcement-bar a {
  color: var(--color-secondary);
  text-decoration: underline;
  margin-left: 0.5rem;
  font-weight: 700;
  white-space: nowrap;
}

.announcement-bar a:hover {
  color: var(--color-text-light);
}

/* 2. Cabeçalho Principal (Header) */
.main-header {
  height: var(--header-height);
  width: 100%;
  position: absolute;
  top: 40px; /* Logo abaixo da barra de anúncios */
  left: 0;
  z-index: 100;
  transition: var(--transition-smooth);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Quando o cabeçalho rola */
.main-header.scrolled {
  position: fixed;
  top: 0;
  background-color: rgba(255, 255, 255, 0.98); /* Fundo branco/off-white para alto contraste */
  backdrop-filter: blur(15px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  color: var(--color-text-dark);
  height: 80px; /* Encolhe um pouco no scroll */
}

/* Modificações de cores de elementos do cabeçalho no scroll */
.main-header.scrolled .logo-brand-name {
  color: var(--color-primary);
}

.main-header.scrolled .nav-link {
  color: var(--color-primary);
}

.main-header.scrolled .nav-link:hover,
.main-header.scrolled .nav-link.active {
  color: var(--color-secondary) !important;
}

.main-header.scrolled .mobile-menu-toggle {
  color: var(--color-primary);
}

.main-header.scrolled .utility-link {
  color: var(--color-primary);
}

/* Filtros de contraste para o logo nos diferentes contextos */
.main-header:not(.scrolled) .logo-img {
  filter: brightness(0) invert(1); /* Torna o logo branco sobre o fundo escuro do hero */
}

.main-header.scrolled .logo-img {
  filter: none; /* Mantém o logo original verde/escuro sobre o fundo branco do scroll */
}

.footer-logo-wrapper img,
.mobile-drawer-header img,
.logo-badge img {
  filter: brightness(0) invert(1); /* Torna o logo branco nos fundos escuros do rodapé/menu */
}

.header-container {
  height: 100%;
  max-width: var(--max-width-wide);
  width: 94%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-col-left {
  display: flex;
  align-items: center;
}

/* Logo Estilizado no Centro/Esquerda */
.brand-logo {
  display: flex;
  align-items: center;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.logo-img {
  max-height: 48px;
  width: auto;
  transition: var(--transition-smooth);
  display: block;
}

.logo-text-container {
  display: flex;
  flex-direction: column;
}

.logo-brand-name {
  font-family: var(--font-title);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-text-light);
  letter-spacing: -0.03em;
  line-height: 1;
}

.logo-brand-sub {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-secondary);
  letter-spacing: 0.2em;
  margin-top: 0.3rem;
  line-height: 1;
}

/* Menu de Navegação - Versão Desktop */
.nav-menu {
  display: none; /* Oculta em mobile por padrão */
}

.nav-list {
  display: flex;
  gap: 3.5rem;
}

.nav-link {
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 1rem 0;
  position: relative;
  color: rgba(255, 255, 255, 0.8);
}

.nav-link.active {
  color: var(--color-secondary) !important;
}

.nav-link.active::after {
  width: 100%;
}

/* Efeito Hover Underline */
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--color-secondary);
  transition: var(--transition-smooth);
  transform: translateX(-50%);
}

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

.nav-link:hover {
  color: var(--color-text-light) !important;
}

/* Utilitários da Direita */
.header-utilities {
  display: flex;
  align-items: center;
  gap: 2.2rem;
  color: var(--color-text-light);
}

.utility-link {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem;
  transition: var(--transition-fast);
}

.utility-link:hover {
  color: var(--color-secondary);
}

/* Botão Falar Conosco no Header */
.btn-cta-header {
  display: none; /* Oculta em mobile por padrão */
}

/* Botão do Menu Mobile */
.mobile-menu-toggle {
  display: block;
  color: var(--color-text-light);
  padding: 0.8rem;
}

/* 3. Gaveta de Navegação Mobile (Mobile Drawer) */
.mobile-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
}

.mobile-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  left: -320px;
  width: 320px;
  height: 100vh;
  background-color: var(--color-bg-dark);
  box-shadow: var(--shadow-lg);
  z-index: 201;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
  border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-drawer.active {
  left: 0;
}

.mobile-drawer-header {
  padding: 2.5rem 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.close-drawer-btn {
  color: var(--color-text-light);
}

.close-drawer-btn:hover {
  color: var(--color-secondary);
}

.mobile-nav {
  padding: 3rem;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.mobile-nav-link {
  font-size: 1.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  color: var(--color-text-light);
}

.mobile-nav-link.active {
  color: var(--color-secondary);
}

.mobile-nav-link:hover {
  color: var(--color-secondary);
}

.mobile-cta-btn {
  background-color: var(--color-secondary);
  color: var(--color-text-light) !important;
  padding: 1.2rem 2.2rem;
  text-align: center;
  border-radius: 4px;
  margin-top: 2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.mobile-cta-btn:hover {
  background-color: var(--color-secondary-hover);
}

.mobile-drawer-footer {
  margin-top: auto;
  padding: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 1.3rem;
  color: var(--color-text-gray);
}

.mobile-drawer-footer p {
  margin-top: 0.8rem;
}

/* 4. Banner de Título das Páginas Internas */
.page-title-banner {
  background-image: url('../assets/hero_bg.jpg');
  background-size: cover;
  background-position: center;
  padding: 14rem 0 6rem 0; /* Padding espaçoso devido ao header absoluto */
  color: var(--color-text-light);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-title-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(26, 34, 86, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
  z-index: 1;
}

.page-title-container {
  position: relative;
  z-index: 2;
}

.page-title-banner h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .page-title-banner h1 {
    font-size: 4.8rem;
  }
}

.page-breadcrumbs {
  font-size: 1.3rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-secondary);
  font-weight: 700;
}

.page-breadcrumbs a:hover {
  color: var(--color-text-light);
}

/* 5. Hero Section */
.hero-slider {
  height: 100vh;
  position: relative;
  overflow: hidden;
  width: 100%;
}

.slides-container {
  height: 100%;
  width: 100%;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.hero-slide::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(26, 34, 86, 0.85) 0%, rgba(15, 23, 42, 0.90) 100%);
  z-index: 2;
}

.hero-content {
  text-align: center;
  color: var(--color-text-light);
  max-width: 900px;
  width: 90%;
  position: relative;
  z-index: 3;
  padding-top: 60px; /* Compensa a altura do header */
}

.hero-subtitle {
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.35em;
  color: var(--color-secondary);
  display: inline-block;
  margin-bottom: 2rem;
  animation: fadeInUp 0.8s ease-out forwards;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 1.4rem;
    margin-bottom: 2.5rem;
  }
}

.hero-title {
  font-size: 3.6rem;
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease-out 0.2s forwards;
  opacity: 0;
  line-height: 1.15;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 5.5rem;
    margin-bottom: 2.5rem;
  }
}

.hero-description {
  font-size: 1.6rem;
  color: var(--color-text-gray);
  max-width: 750px;
  margin: 0 auto 3rem auto;
  animation: fadeInUp 1.2s ease-out 0.4s forwards;
  opacity: 0;
  line-height: 1.6;
}

@media (min-width: 768px) {
  .hero-description {
    font-size: 2rem;
    margin-bottom: 4.5rem;
  }
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  justify-content: center;
  align-items: center;
  animation: fadeInUp 1.4s ease-out 0.6s forwards;
  opacity: 0;
}

@media (min-width: 768px) {
  .hero-actions {
    flex-direction: row;
    gap: 2rem;
  }
}

/* Animação Hero */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(25px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 6. Seções Principais (Sobre Nós, Grid Serviços) */
.about-section {
  overflow: hidden;
  background-color: var(--color-bg-light);
}

.about-grid {
  display: grid;
  gap: 3rem;
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .about-grid {
    grid-template-columns: 1.2fr 0.8fr 1fr;
    gap: 4rem;
  }
}

.about-text {
  margin-bottom: 4rem;
}

@media (min-width: 768px) {
  .about-text {
    margin-bottom: 0;
    padding-right: 3rem;
  }
}

.about-image-container {
  position: relative;
  max-width: 480px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .about-image-container {
    max-width: none;
    margin: 0;
  }
}

.about-image-container::before {
  content: '';
  position: absolute;
  top: 15px;
  left: 15px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--color-secondary);
  border-radius: 4px;
  z-index: 1;
  pointer-events: none;
}

.about-image-container img {
  position: relative;
  z-index: 2;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-smooth);
}

.about-image-container:hover img {
  transform: translate(-5px, -5px);
}

/* Layout de Informações de Sobre Nós (circular recycle info) */
.about-stats-row {
  margin-top: 5rem;
  padding: 4rem 0;
  border-top: 1px solid var(--color-border);
}

.stats-card {
  text-align: center;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 3rem;
  border-radius: 6px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.stats-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-secondary);
}

.stats-icon-circle {
  width: 150px;
  height: 150px;
  margin: 0 auto 2.5rem auto;
  border: 2px dashed var(--color-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(16, 185, 129, 0.03);
}

.stats-icon-circle img {
  width: 75%;
  height: auto;
}

.about-image-circle {
  width: 260px;
  height: 260px;
  margin: 0 auto;
  border: 4px solid var(--color-secondary);
  border-radius: 50%;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-gray);
}

.about-image-circle img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.stats-list {
  text-align: left;
  display: inline-block;
  font-size: 1.5rem;
  color: var(--color-text-muted);
}

.stats-list li {
  margin-bottom: 0.8rem;
  padding-left: 2rem;
  position: relative;
}

.stats-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-secondary);
  font-weight: 700;
}

/* Seção 3 Colunas sobre Reciclagem (O que é, Função, Importância) */
.reciclagem-columns {
  background-color: var(--color-bg-gray);
  padding: 8rem 0;
}

.reciclagem-col {
  background-color: var(--color-bg-card);
  border-top: 4px solid var(--color-primary);
  padding: 4rem 3.5rem;
  border-radius: 0 0 6px 6px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.reciclagem-col:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-top-color: var(--color-secondary);
}

.reciclagem-col h3 {
  font-size: 2.2rem;
  color: var(--color-primary);
  margin-bottom: 2rem;
}

.reciclagem-col p {
  font-size: 1.5rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* 6.1 Grade de Categorias de Resíduos (index.html) */
.category-grid {
  margin-top: 4rem;
}

.category-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 4rem 3rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(16, 185, 129, 0.2);
}

.category-info {
  display: flex;
  flex-direction: column;
  height: 100%;
  align-items: center;
  text-align: center;
  flex-grow: 1;
}

.category-icon-wrapper {
  width: 60px;
  height: 60px;
  background-color: rgba(26, 34, 86, 0.05);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2.2rem;
  transition: var(--transition-smooth);
  flex-shrink: 0;
}

.category-card:hover .category-icon-wrapper {
  background-color: var(--color-secondary);
  color: var(--color-text-light);
  transform: scale(1.05);
}

.category-card-title {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.category-card-desc {
  font-size: 1.45rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 2.5rem;
  flex-grow: 1;
}

.category-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.2rem 2.4rem;
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 4px;
  border: 1px solid var(--color-secondary);
  color: var(--color-secondary);
  background-color: transparent;
  transition: var(--transition-smooth);
  width: 100%;
  margin-top: auto;
}

.category-link:hover {
  background-color: var(--color-secondary);
  color: var(--color-text-light);
  box-shadow: 0 6px 15px rgba(16, 185, 129, 0.2);
}

/* 7. Como Reciclamos - Grid de Materiais (recicla.html) */
.material-info-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.material-info-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(16, 185, 129, 0.2);
}

.material-card-header {
  background-color: var(--color-bg-gray);
  padding: 3rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.material-card-icon {
  width: 55px;
  height: 55px;
  background-color: var(--color-primary);
  color: var(--color-text-light);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.material-info-card:hover .material-card-icon {
  background-color: var(--color-secondary);
}

.material-card-header h3 {
  font-size: 2.2rem;
  color: var(--color-primary);
}

.material-card-body {
  padding: 4rem 3rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.material-card-body .btn {
  margin-top: auto;
}

.material-card-body p {
  font-size: 1.5rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

/* 8. Formulário de Contato e Grade Lateral (contato.html) */
.contact-wrapper {
  background-color: var(--color-bg-light);
}

.contact-grid {
  display: grid;
  gap: 3rem;
  grid-template-columns: 1fr;
}

@media (min-width: 992px) {
  .contact-grid {
    grid-template-columns: 2fr 1fr;
    gap: 5rem;
  }
}

.contact-form-col {
  background-color: var(--color-bg-card);
  padding: 4rem 3rem;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .contact-form-col {
    padding: 6rem 5rem;
  }
}

.contact-form-title {
  font-size: 2.6rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

.contact-form-subtitle {
  font-size: 1.5rem;
  color: var(--color-text-muted);
  margin-bottom: 4rem;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 576px) {
  .form-grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.form-group {
  margin-bottom: 2.5rem;
}

.form-label {
  display: block;
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.form-input, .form-textarea {
  width: 100%;
  background-color: var(--color-bg-gray);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 1.5rem 2rem;
  font-size: 1.5rem;
  color: var(--color-text-dark);
  transition: var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--color-secondary);
  background-color: var(--color-bg-card);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-textarea {
  height: 180px;
  resize: vertical;
}

/* Sidebar de Contato */
.contact-sidebar {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.sidebar-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 3rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.sidebar-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
}

.sidebar-card h4 {
  font-size: 1.8rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.sidebar-card p, .sidebar-card a {
  font-size: 1.5rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.sidebar-card a:hover {
  color: var(--color-secondary);
}

.sidebar-social-list {
  display: flex;
  gap: 1.2rem;
  margin-top: 1.5rem;
}

.sidebar-social-link {
  width: 40px;
  height: 40px;
  background-color: var(--color-bg-gray);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  transition: var(--transition-smooth);
}

.sidebar-social-link:hover {
  background-color: var(--color-secondary);
  color: var(--color-text-light);
  transform: translateY(-2px);
}

/* Iframe Mapa do Google Maps */
.map-section {
  padding: 0;
  height: 450px;
  width: 100%;
  border-top: 1px solid var(--color-border);
}

.map-section iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* 9. Banner Imersivo de Sustentabilidade */
.heritage-banner {
  background-image: linear-gradient(to bottom, rgba(26, 34, 86, 0.9) 0%, rgba(15, 23, 42, 0.95) 100%), url('../assets/ecology.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  padding: 10rem 0;
  position: relative;
  color: var(--color-text-light);
  text-align: center;
}

@media (min-width: 768px) {
  .heritage-banner {
    padding: 15rem 0;
  }
}

.heritage-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-top: 1px solid rgba(16, 185, 129, 0.2);
  border-bottom: 1px solid rgba(16, 185, 129, 0.2);
  opacity: 0.15;
}

.heritage-content {
  max-width: 850px;
  margin: 0 auto;
  position: relative;
  z-index: 3;
}

.logo-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  border-radius: 50%;
  width: 100px;
  height: 100px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-md);
  margin: 0 auto 3rem auto;
  padding: 1.8rem;
}

.logo-badge img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.heritage-tag {
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--color-secondary);
  display: inline-block;
  margin-bottom: 2rem;
}

.heritage-title {
  font-size: 3rem;
  margin-bottom: 3rem;
  line-height: 1.3;
}

@media (min-width: 768px) {
  .heritage-title {
    font-size: 4rem;
  }
}

.heritage-description {
  font-size: 1.6rem;
  color: var(--color-text-gray);
  line-height: 1.7;
  margin-bottom: 4rem;
}

@media (min-width: 768px) {
  .heritage-description {
    font-size: 1.8rem;
  }
}

/* 10. Rodapé Principal */
.main-footer {
  background-color: #0b0f19;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 6rem 0 4rem 0;
  color: #94a3b8;
}

@media (min-width: 768px) {
  .main-footer {
    padding: 8rem 0 4rem 0;
  }
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
  margin-bottom: 5rem;
}

.footer-about {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.footer-logo-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.footer-logo-title {
  font-family: var(--font-title);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-text-light);
  letter-spacing: -0.02em;
}

.footer-logo-sub {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-secondary);
  letter-spacing: 0.2em;
}

.footer-desc {
  font-size: 1.4rem;
  line-height: 1.6;
}

.footer-title {
  font-size: 1.6rem;
  color: var(--color-text-light);
  margin-bottom: 2rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

@media (min-width: 768px) {
  .footer-title {
    margin-bottom: 2.5rem;
  }
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.footer-links li a {
  font-size: 1.4rem;
  transition: var(--transition-fast);
}

.footer-links li a:hover {
  color: var(--color-secondary);
  padding-left: 3px;
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  font-size: 1.4rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 4rem;
}

.footer-bottom-flex {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  gap: 2.5rem;
  text-align: center;
}

.copyright {
  font-size: 1.3rem;
  color: #64748b;
}

.copyright a:hover {
  color: var(--color-secondary);
}

.footer-meta-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-meta-links a {
  font-size: 1.3rem;
  color: #64748b;
}

.footer-meta-links a:hover {
  color: var(--color-secondary);
}

.footer-socials {
  display: flex;
  gap: 1.5rem;
}

.footer-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  color: #94a3b8;
  transition: var(--transition-smooth);
}

.footer-socials a:hover {
  background-color: var(--color-secondary);
  color: var(--color-text-light);
  border-color: var(--color-secondary);
  transform: translateY(-3px);
}

/* 11. Widget Flutuante de WhatsApp */
.whatsapp-widget {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
  display: flex;
  align-items: center;
}

.whatsapp-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background-color: #25d366;
  color: #ffffff;
  border-radius: 50%;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.3);
  transition: var(--transition-smooth);
  position: relative;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 20px;
  height: 20px;
  background-color: #ef4444;
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #ffffff;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 8px rgba(239, 68, 68, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
  }
}

/* Chatbox Tooltip popup */
.whatsapp-tooltip {
  position: absolute;
  right: 75px;
  background-color: #ffffff;
  color: var(--color-text-dark);
  padding: 1.2rem 2rem;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  font-size: 1.3rem;
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(15px);
  transition: var(--transition-smooth);
  border: 1px solid var(--color-border);
  display: none;
}

@media (min-width: 768px) {
  .whatsapp-widget:hover .whatsapp-tooltip {
    display: block;
    opacity: 1;
    transform: translateX(0);
  }
}


/* ----------------------------------------------------
   RESPONSIVIDADE E BREAKPOINTS MOBILE-FIRST
   ---------------------------------------------------- */

/* Telas médias (Tablets - 768px em diante) */
@media (min-width: 768px) {
  .grid-2-cols { grid-template-columns: repeat(2, 1fr); }
  .grid-3-cols { grid-template-columns: repeat(2, 1fr); }
  .grid-4-cols { grid-template-columns: repeat(2, 1fr); }

  .nav-menu {
    display: block;
  }

  .mobile-menu-toggle {
    display: none;
  }

  .btn-cta-header {
    display: inline-flex;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-bottom-flex {
    flex-direction: row;
    text-align: left;
    gap: 0;
  }

  .footer-meta-links {
    flex-direction: row;
    gap: 3rem;
  }
}

/* Telas Grandes (Desktops - 1024px em diante) */
@media (min-width: 1024px) {
  .grid-3-cols { grid-template-columns: repeat(3, 1fr); }
  .grid-4-cols { grid-template-columns: repeat(4, 1fr); }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 5rem;
  }
}