/* =================================
BASE
================================= */

body{
  color:#2b2b2b;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  background:#ffffff;
}

a{
  color:#1a1a1a;
  text-decoration:none;
  transition:all .2s ease;
}

a:hover{
  text-decoration:underline;
  opacity:.9;
}

/* =================================
HEADER LIMPO
================================= */

.pkp_structure_head img{
  display:none !important;
}

.pkp_structure_head,
.pkp_head_wrapper{
  background:none !important;
  box-shadow:none !important;
  position:relative !important;
  overflow:visible !important;
}

/* =================================
FAIXA TOPO (SUA IMAGEM)
================================= */

body::before{
  content:"";
  position:fixed;
  top:0;
  left:0;
  width:100%;
  height:140px;

  background:url("https://www.rbciamb.com.br/public/journals/2/pageHeaderLogoImage_en_US.jpg") center top / cover no-repeat;

  z-index:9998;
  pointer-events:none;
}

/* =================================
MENU FIXO
================================= */

.pkp_site_nav_menu{
  position:sticky !important;
  top:0px;
  z-index:9999;

  background:#ffffff;
  border-bottom:1px solid #e6e6e6;
  box-shadow:0 2px 6px rgba(0,0,0,0.08);
}

/* menu */

.pkp_navigation_primary > li > a{
  font-size:15px;
  color:#2b2b2b;
  padding:12px 16px;
}

.pkp_navigation_primary > li > a:hover{
  color:#1f7a4d;
}

.pkp_navigation_primary > li.active > a{
  color:#1f7a4d;
}

.pkp_navigation_user_wrapper,
.pkp_navigation_user{
  display:flex !important;
  align-items:center;
  gap:12px;
}

.pkp_navigation_user_wrapper a{
  white-space:nowrap;
}

/* =================================
CONTEÚDO
================================= */

.pkp_structure_main{
  max-width:1200px;
  margin:0 auto;
}

h1,h2,h3,h4,h5,h6{
  color:#1f7a4d;
}

/* =================================
HERO (NOVO – PADRÃO ELSEVIER)
================================= */

.rb-hero{
  position:relative;
  background:url("SUA_IMAGEM_AQUI") center/cover no-repeat;
  padding:60px 20px;
  color:#fff;
  overflow:hidden;
}

/* gradiente CORRIGIDO */
.rb-hero::before{
  content:"";
  position:absolute;
  inset:0;

  background:linear-gradient(
    90deg,
    rgba(5,40,80,0.75) 0%,
    rgba(10,110,90,0.55) 45%,
    rgba(255,200,90,0.35) 100%
  );
}

.rb-hero-inner{
  position:relative;
  max-width:1200px;
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:40px;
  flex-wrap:wrap;
}

.rb-hero-cover img{
  width:150px;
  border-radius:8px;
  box-shadow:0 10px 30px rgba(0,0,0,0.4);
}

.rb-hero-text{
  flex:1;
}

.rb-hero-text h1{
  font-size:34px;
  margin-bottom:10px;
}

.rb-hero-text p{
  font-size:18px;
  opacity:.9;
}

.rb-hero-metrics{
  display:flex;
  gap:40px;
}

.rb-hero-metrics strong{
  font-size:28px;
  display:block;
}

/* =================================
ABOUT + GRID
================================= */

.rb-about-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:40px;
  margin-bottom:40px;
}

.rb-insights{
  padding:24px;
  border:1px solid #e5e5e5;
  background:#fafafa;
}

/* =================================
ARTIGOS
================================= */

.rb-grid-latest{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
}

/* =================================
RESPONSIVO
================================= */

@media (max-width:768px){

  body::before{
    height:90px;
    background-size:contain;
    background-color:#0f3b5a;
  }

  .pkp_site_nav_menu{
    top:90px;
  }

  .rb-grid-latest{
    grid-template-columns:1fr;
  }

  .rb-about-grid{
    grid-template-columns:1fr;
  }
/* ===== LOGO COMO BANNER GLOBAL ===== */

.pkp_site_name{
  width:100%;
}

.pkp_site_name img{
  width:100% !important;
  max-width:none !important;
  height:140px !important;
  object-fit:cover;
  display:block;
}
/* ===== HEADER REAL COMO BANNER ===== */

.pkp_site_name{
  width:100%;
  margin:0;
  padding:0;
}

.pkp_site_name img{
  width:100% !important;
  max-width:none !important;
  height:140px !important;
  object-fit:cover;
  display:block;
}

/* garante espaço correto acima do menu */
.pkp_structure_head{
  margin-bottom:0;
}