/* GERAIS E RESET BÁSICO */
:root {
  --color-primary: #4a90e2; /* Azul - Forte e Profissional */
  --color-secondary: #f8d7e8; /* Rosa Secundário - Suave e Acolhedor */
  --color-text-dark: #222222; /* Preto suave */
  --color-text-medium: #999999; /* Cinza médio */
  --color-light: #ffffff; /* Branco */
  --color-bg-light: #f5f5f5; /* Cinza claro de apoio */
  --font-title: "Nunito Sans", sans-serif; /* Títulos: Curvas suaves */
  --font-body: "Montserrat", sans-serif; /* Texto: Legibilidade */
  --border-radius-large: 15px;
  --box-shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.05);
}

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

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

section {
  padding: 80px 0;
}

/* TIPOGRAFIA E ESTILO DO TEXTO */
h1,
h2,
h3 {
  font-family: var(--font-title);
  font-weight: 700;
  color: var(--color-text-dark);
}

h1 {
  font-size: 38px;
  margin-bottom: 15px;
}
h2 {
  font-size: 32px;
  margin-bottom: 40px;
  text-align: center;
}
h3 {
  font-size: 22px;
  margin-bottom: 10px;
}

.section-title {
  color: var(--color-primary);
  position: relative;
  padding-bottom: 10px;
}

.section-description {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 50px;
  color: var(--color-text-medium);
  font-size: 18px;
}

/* BOTÕES (Chamadas para Ação) */
.btn {
  display: inline-block;
  padding: 14px 35px;
  font-size: 17px;
  font-weight: 700;
  text-decoration: none;
  border-radius: 50px;
  transition: all 0.3s ease;
  border: none;
  text-align: center;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-light);
  box-shadow: 0 6px 20px rgba(74, 144, 226, 0.3);
}

.btn-primary:hover {
  background-color: #3a7fd6;
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-text-dark);
  border: 2px solid var(--color-secondary);
}

.btn-secondary:hover {
  background-color: var(--color-light);
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

.cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 30px;
}

/* CABEÇALHO E NAVEGAÇÃO (DESKTOP) */
.header {
  background-color: var(--color-light);
  box-shadow: var(--box-shadow-soft);
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-img {
  width: 30px;
  height: 30px;
}

.logo-text {
  font-family: var(--font-title);
  font-size: 26px;
  color: var(--color-primary);
  font-weight: 700;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 30px;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-dark);
  font-weight: 500;
  transition: color 0.3s;
}

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

.btn-contato {
  background-color: var(--color-secondary);
  padding: 8px 20px;
  border-radius: 30px;
  font-weight: 700;
}

/* SEÇÃO HERO */
.hero-section {
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    var(--color-secondary) 100%
  );
  padding: 100px 0;
  text-align: center;
  color: var(--color-light);
}

.hero-title {
  color: var(--color-light);
  font-size: 48px;
  max-width: 900px;
  margin: 0 auto 20px;
}

.hero-subtitle {
  font-size: 20px;
  max-width: 700px;
  margin: 0 auto 40px;
  font-weight: 500;
}

/* ESTILO DA IMAGEM HERO */
.hero-image-container {
  margin-top: 50px;
  width: 100%;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  border-radius: var(--border-radius-large);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* SEÇÃO PROBLEMA */
.problem-section {
  background-color: var(--color-bg-light);
}

.barriers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  text-align: center;
}

.barrier-card {
  background-color: var(--color-light);
  padding: 35px;
  border-radius: var(--border-radius-large);
  box-shadow: var(--box-shadow-soft);
  transition: transform 0.3s;
}

.barrier-card:hover {
  transform: translateY(-5px);
}

.barrier-card h3 {
  color: var(--color-primary);
  font-size: 24px;
}

/* SEÇÃO FUNCIONALIDADES */
.features-section {
  padding: 80px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.feature-card {
  padding: 30px;
  background-color: var(--color-light);
  border: 1px solid var(--color-secondary);
  border-radius: var(--border-radius-large);
  text-align: center;
  box-shadow: var(--box-shadow-soft);
}

.feature-card .icon {
  font-size: 35px;
  display: block;
  margin-bottom: 15px;
  color: var(--color-primary);
}

.feature-card h3 {
  color: var(--color-text-dark);
}

/* SEÇÃO B2B */
.b2b-section {
  background-color: var(--color-primary);
  color: var(--color-light);
  text-align: center;
  padding: 60px 0;
}

.b2b-section .section-title,
.b2b-section .section-description {
  color: var(--color-light);
  margin-bottom: 20px;
}

.b2b-cta {
  background-color: var(--color-secondary);
  color: var(--color-text-dark);
  margin-top: 15px;
}

.b2b-cta:hover {
  background-color: var(--color-light);
  border: 2px solid var(--color-light);
  color: var(--color-text-dark);
}

/* RODAPÉ */
.footer {
  background-color: var(--color-text-dark);
  color: var(--color-text-medium);
  padding: 30px 0;
  font-size: 14px;
}

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

.social-links a {
  color: var(--color-text-medium);
  text-decoration: none;
  margin-left: 15px;
}

.social-links a:hover {
  color: var(--color-light);
}

/* --- ESTILOS MOBILE / MENU HAMBURGUER --- */

/* Estilo do botão Hamburguer (menu-toggle) */
.menu-toggle {
  display: none; /* ESCONDIDO POR PADRÃO (DESKTOP) */
  background: none;
  border: none;
  font-size: 28px;
  color: var(--color-primary);
  cursor: pointer;
  padding: 5px 10px;
  line-height: 1;
  z-index: 1001; /* Garante que o ícone esteja acima do menu aberto */
}

@media (max-width: 768px) {
  h1 {
    font-size: 36px;
  }
  h2 {
    font-size: 28px;
  }

  /* Exibir o botão Hamburguer em mobile */
  .menu-toggle {
    display: block;
  }

  .header .container {
    justify-content: space-between;
  }

  /* Oculta o menu de navegação e o coloca em coluna (por padrão) */
  .nav-links {
    display: none; /* CHAVE: ESCONDE O MENU */
    flex-direction: column;
    width: 100%;
    position: absolute;
    top: 65px; /* Altura do cabeçalho */
    left: 0;
    background-color: var(--color-light);
    border-top: 1px solid var(--color-bg-light);
    box-shadow: 0 8px 10px rgba(0, 0, 0, 0.05);
    padding: 10px 0;
    z-index: 999;
  }

  .nav-links li {
    text-align: center;
    width: 100%;
    margin: 0;
  }

  .nav-links a {
    display: block;
    padding: 12px 20px;
    border-bottom: 1px solid var(--color-bg-light);
  }

  .nav-links a:hover {
    background-color: var(--color-secondary);
  }

  /* CLASSE CHAVE: Adicionada por JavaScript para exibir o menu */
  .nav-links.active {
    display: flex; /* CHAVE: EXIBE O MENU QUANDO O JS É ATIVADO */
  }

  /* Estilo da Imagem Hero em Mobile */
  .hero-image-container {
    margin-top: 30px;
    max-width: 100%;
  }

  /* Ajustes Gerais */
  .hero-section {
    padding: 60px 20px;
  }

  .cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .social-links {
    margin-top: 15px;
  }

  /* Fale Conosco Específico */
  .contact-content {
    flex-direction: column;
  }
}