/* === HEADER PADRÃO === */
header {
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background-color: transparent;
  padding: 20px 40px;
  box-sizing: border-box; /* garante que padding não aumente além da largura da viewport */
    transition: all 0.4s ease;
    z-index: 1000;
  }
  
  .top-row {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
  }
  
  /* Logo */
  .logo-container {
    text-align: center;
    transition: all 0.4s ease;
  }
  
  .logo {
    width: 270px;
    transition: all 0.4s ease;
    height: auto;
    max-width: 100%;
  }

  /* Container interno para limitar a largura do conteúdo do header */
  .header-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: block; /* mantém o comportamento prévio: logo centralizado e nav abaixo */
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 0 10px; /* espaçamento interno para telas pequenas */
    width: 100%;
    text-align: center;
  }
  
  /* Navegação */
  .navigation {
    margin-top: 20px;
    text-align: center;
    transition: all 0.4s ease;
  }
  
  .navigation ul {
    list-style: none;
    display: inline-flex;
    gap: 30px;
  }
  
  .navigation a {
    position: relative;
    text-decoration: none;
    color: white; /* branco */
    font-weight: 600;
    font-size: 25px;
    transition: color 0.3s ease;
    padding-bottom: 5px;
  }
  
  .navigation a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background-color: #E2E548;
    transition: width 0.3s ease;
  }
  
  .navigation a:hover {
    color: #E2E548;
  }
  
  .navigation a:hover::after {
    width: 100%;
  }
  
  /* === HEADER MODIFICADO AO ROLAR === */
  header.scrolled {
    background-color: #4482B4;
    border-bottom: none;
    padding: 20px 40px;
  }
  
  header.scrolled .social-media {
    opacity: 0;
    pointer-events: none;
  }
  
  header.scrolled .top-row {
    justify-content: flex-start;
  }
  
  header.scrolled .logo-container {
    text-align: left;
  }
  
  header.scrolled .logo {
    width: 200px;
  }
  
  header.scrolled .navigation {
    margin-top: 0;
    position: absolute;
    right: 40px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 20px;
  }