* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

body {
  background-color: #121212;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
  color: #e0e0e0;
}

.cartao-perfil {
  background: #1e1e2f;
  border-radius: 20px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
  max-width: 420px;
  width: 100%;
  padding: 25px 30px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.cabecalho-perfil {
  display: flex;
  align-items: center;
  gap: 15px;
}

.avatar {
  background: linear-gradient(135deg, #a78bfa, #7c3aed);
  color: #fff;
  font-weight: 600;
  font-size: 1.3rem;
  width: 55px;
  height: 55px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
}

.info-usuario h2 {
  font-size: 1.2rem;
  color: #fff;
  margin-bottom: 3px;
}

.info-usuario p {
  font-size: 0.9rem;
  color: #bbb;
}

.posicao-rank {
  background: #3f3b6d;
  color: #d8b4fe;
  font-size: 0.8rem;
  font-weight: 500;
  display: inline-block;
  margin-top: 5px;
  padding: 4px 10px;
  border-radius: 8px;
}

.secao {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.secao h3 {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
}

.texto-progresso {
  font-size: 0.85rem;
  color: #ccc;
}

.estatisticas {
  display: flex;
  justify-content: space-between;
  gap: 15px;
}

.caixa-estatistica {
  flex: 1;
  border-radius: 15px;
  padding: 15px;
  text-align: center;
}

.estatistica-professores {
  background: #3b3b6d;
}

.estatistica-conquistas {
  background: #3b2f1e;
}

.numero-estatistica {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
}

.rotulo-estatistica {
  font-size: 0.9rem;
  color: #ccc;
}

.conquistas {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.conquistas h4 {
  font-weight: 600;
  font-size: 0.95rem;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 6px;
}

.lista-conquistas {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.insignia {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: #fff;
  padding: 6px 12px;
  border-radius: 10px;
}

.insignia.mestre {
  background: #facc15;
  color: #000;
}

.insignia.precisao {
  background: #ef4444;
}

.insignia.veloz {
  background: #3b82f6;
}

.insignia.estrela {
  background: #8b5cf6;
}

.insignia.diamante {
  background: #10b981;
}

.insignia.sequencia {
  background: #f97316;
}

.texto-rodape {
  text-align: center;
  font-size: 0.9rem;
  color: #aaa;
}

#btnVoltar {
  margin-top: 10px;
  background: #7c3aed;
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

#btnVoltar:hover {
  background: #a78bfa;
  transform: translateY(-2px);
}

@media (max-width: 500px) {
  .cartao-perfil {
    padding: 20px;
  }

  .estatisticas {
    flex-direction: column;
  }
}