.cabecalho_boletim {
    font-size: 36px;
    font-weight: bold;
    color: #6a5acd;
    margin-bottom: 50px;
    margin-top: 50px;
    text-align: left;
    font-family: 'Poppins', sans-serif;
}

.boletim-tabs {
  position: relative;
  display: flex;
  background-color: #ffffff;
  border: 1px solid #D7D9DE;
  border-radius: 16px;
  padding: 2px;
  width: fit-content;
  list-style: none;
  margin-bottom: 30px;
  align-items: center;
  justify-content: center;
  font-family: 'Inter', sans-serif;
}

.boletim-tabs::before {
  content: "";
  position: absolute;
  top: 0;            
  left: 0;            
  width: 50%;
  height: 100%;    
  background-color: #20B486;
  border-radius: 16px;
  transition: all 0.3s ease;
  z-index: 0;
}


.boletim-tabs.turma-ativa::before {
  left: 50%;
}


.boletim-nav-link {
  position: relative;
  flex: 1;
  border: none;
  background: transparent;
  z-index: 1;
  padding: 10px 28px;
  border-radius: 16px;
  font-weight: 300;
  color: #6F6F6F;
  font-size: 0.95rem;
  cursor: pointer;
  transition: color 0.3s ease;
}

/* 🌿 Botão ativo (texto branco sobre o fundo verde) */
.boletim-nav-link.active {
  color: white;
}


.boletim-turma-aluno {
    font-size: 20px;
    color: #999;
    text-align: left;
    width: 100%;
    display: flex;
    font-family: 'Poppins', sans-serif;
    justify-content: left;
    align-items: left;
    margin-top: 50px;
    margin-bottom: -40px;
}