/* Design Minimalista - Baseado na Tradição Suíça e Espaço Negativo (White Space) */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;700;800&family=Inter:wght@300;400;500;600&display=swap');

:root {
  /* Cores - Estrito Branco e Verde */
  --bg-main: #ffffff;
  --bg-secondary: #fdfdfd; 
  --bg-grey: #f7f9fa;
  
  --accent-green: #305A4E; /* Cor principal da Titanium */
  --accent-hover: #214339;
  
  --text-main: #111827; /* Quase preto */
  --text-secondary: #4b5563; /* Cinza médio */
  --text-light: #9ca3af; /* Cinza claro */
  
  --border-light: #e5e7eb;
  
  /* Tipografia */
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  --transition-fast: 0.15s ease-out;
  --transition-slow: 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

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

html {
  font-family: var(--font-body);
  color: var(--text-secondary);
  background-color: var(--bg-main);
  scroll-behavior: smooth;
}

body {
  overflow-x: hidden;
  line-height: 1.6;
  text-align: left;
  font-size: 16px;
}

/* Tipografia Fundamental */
h1, h2, h3, h4, h5, h6, .font-heading {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.1;
  text-align: left;
  margin-bottom: 0.5em;
  letter-spacing: -0.02em;
}

p {
  margin-bottom: 1.5rem;
  font-size: 1.125rem; /* 18px para leitura corporativa */
  text-align: left;
}

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

li {
  list-style: none;
}

/* Layout - Sistema Grid Suíço */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 6%;
}

.section {
  padding: 120px 0;
}

.section-sm {
  padding: 60px 0;
}

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

/* Botões Modernos e Sólidos (Sem sombras fortes ou arredondamentos) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 18px 36px;
  background-color: transparent;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-main);
  cursor: pointer;
  transition: var(--transition-fast);
  border: 1px solid var(--border-light);
}

.btn-primary {
  background-color: var(--accent-green);
  color: #ffffff;
  border-color: var(--accent-green);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-outline {
  border-color: var(--text-main);
  color: var(--text-main);
}

.btn-outline:hover {
  background-color: var(--text-main);
  color: #fff;
}

.btn-group {
  display: flex;
  gap: 15px;
  margin-top: 2rem;
  flex-wrap: wrap;
}

/* Header & Navegação Limpa */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 35px 0;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: padding 0.3s ease;
}

.navbar.scrolled {
  padding: 20px 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

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

.logo img {
  height: 150px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  gap: 40px;
}

.nav-links a {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-main);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  opacity: 0.6;
}

.nav-links a:hover, .nav-links a.active {
  opacity: 1;
  color: var(--accent-green);
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--text-main);
  cursor: pointer;
}

/* Hero Section (Sem imagem de fundo poluindo, foco tipográfico total) */
.hero {
  padding-top: 200px;
  padding-bottom: 120px;
  background-color: var(--bg-main);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 10fr 2fr;
  gap: 60px;
  align-items: flex-start;
}

.hero h1 {
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-main);
  max-width: 900px;
  margin-bottom: 30px;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--text-secondary);
  font-weight: 400;
  max-width: 700px;
}

/* Estruturas Editoriais Minimalistas (Substituindo Caixas/Cards) */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 80px 40px;
}

.news-item {
  border-top: 2px solid var(--accent-green);
  padding-top: 25px;
}

.news-item h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
}

/* Linha Divisória Fina */
.divider {
  width: 100%;
  height: 1px;
  background-color: var(--border-light);
  margin: 80px 0;
}

/* Grade de Equipe / Processo Vertical */
.list-layout {
  display: grid;
  grid-template-columns: 1fr;
  row-gap: 60px;
  max-width: 800px;
}

.list-item {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 40px;
  align-items: baseline;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 40px;
}

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

.list-meta {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--accent-green);
  font-size: 1rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.list-title {
  font-size: 1.75rem;
  margin-bottom: 10px;
}

/* Imagens Limpas */
.img-block {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
  background-color: var(--bg-grey);
}

/* Layout Duas Colunas (Texto/Texto ou Imagem/Texto) */
.split-50 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.text-col h2 {
  font-size: 2.5rem;
  margin-bottom: 30px;
}

/* WhatsApp Fixo Flat Mode */
.float-wa {
  position: fixed;
  bottom: 40px;
  right: 40px;
  background-color: var(--accent-green);
  color: #fff;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  z-index: 1000;
  border-radius: 4px; /* Mais alinhado ao minimalismo corporativo sem perder clique */
  transition: background-color 0.2s;
}

.float-wa:hover {
  background-color: var(--accent-hover);
}

/* Footer Sutil */
.footer {
  background-color: var(--text-main);
  color: #fff;
  padding: 100px 0 50px;
}

.footer .logo img {
  filter: brightness(0) invert(1);
  margin-bottom: 40px;
}

.footer p {
  color: var(--text-light);
}

/* Animations (Sofisticadas) */
.fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsivo */
@media (max-width: 992px) {
  .hero-grid, .split-50, .list-item {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }

  .nav-links {
    position: fixed;
    top: 80px; 
    left: 0;
    width: 100%;
    background: #fff;
    flex-direction: column;
    padding: 40px 6%;
    gap: 30px;
    border-bottom: 1px solid var(--border-light);
    transform: translateY(-150%);
    transition: transform 0.3s ease;
    z-index: 999;
  }
  
  .nav-links.active {
    transform: translateY(0);
  }
  
  .mobile-toggle { 
    display: block; 
  }
  
  .list-item {
    gap: 10px;
  }
}