body {
  margin: 0;
  background-image: url('imagens/fundo.jpg');
  background-size: cover;        
  background-position: center;   
  background-repeat: no-repeat; 
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  font-family: "Montserrat", sans-serif;
 }

h2 {
  font-family: "BBH Sans Bartle", sans-serif;
  font-weight: 450;
  color: rgba(0, 0, 0, 0.7);
  text-shadow: 0 0 15px rgba(255,255,255,.5), 0 0 10px rgba(255,255,255,.5);
}
.bbh-sans-bartle-regular {
  font-family: "BBH Sans Bartle", sans-serif;
  font-weight: 400;
  font-style: normal;
}

.montserrat-mont {
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
}


h1 {
  font-family: "BBH Sans Bartle", sans-serif;
  font-weight: 500;
}


.background-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}


.login-box {
  background: rgba(255, 255, 255, 0.05); 
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 20px 30px;
  width: 90%;
  max-width: 430px;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: white;
}

.login-box h1 {
  font-weight: 500;
  margin-bottom: 20px;
  font-size: 28px;
  letter-spacing: 1px;
}


.menu {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}

.btn {
  font-family: "Montserrat", sans-serif;
  display: block;
  width: 100%;
  padding: 12px;
  background-color: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  text-align: center;
  letter-spacing: 0.5px;
}

.btn:hover {
  background-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.btn2 {
  font-family: "Montserrat", sans-serif;
  width: 75%;
  padding: 12px;
  background-color: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  text-align: center;
  letter-spacing: 0.5px;
}

.btn2:hover {
  background-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}


.input-group {
    position: relative;
    margin-bottom: 30px;
}

.input-group input {
    width: 70%;
    padding: 10px 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid #fff; 
    outline: none;
    color: #fff;
    font-size: 1em;
}

.input-group label {
    width: 40%;
    position: absolute;
    top: 10px; 
    left: 0;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1em;
    pointer-events: none; 
    transition: .5s; 
}

.input-group input:focus ~ label,
.input-group input:valid ~ label {
    top: -15px; 
    font-size: 0.8em;
    
}

.menu {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.menu .btn {
  width: 80%;
  max-width: 300px;
  text-align: center;
}

a {
  text-decoration: none;
}


.mensagem-erro {
  color: red;
  margin-top: 10px;
}

.mensagem-sucesso {
  color: green;
  font-size: 20px;
  font-weight: bold;
  margin-top: 10px;
  text-shadow: 2px 2px 0 #000000, 2px -2px 0 #000000, -2px 2px 0 #000000, -2px -2px 0 #000000, 2px 0px 0 #000000, 0px 2px 0 #000000, -2px 0px 0 #000000, 0px -2px 0 #000000;
}

.link-voltar {
  display: block;
  margin-top: 20px;
  color: rgba(0, 0, 0, 0.7);
  text-shadow: 0 0 15px rgba(255,255,255,.5), 0 0 10px rgba(255,255,255,.5);
  font-weight: bold;
}

.link-voltar:hover {
  transform: translateY(-2px);
}


#tela-inicial {
  text-align: center;
  padding-top: 60px;
}



label {
  font-family: "Montserrat", sans-serif;
  font-size: 20px;
  font-weight: bold;
}

#botao-reflexo {
  -webkit-user-drag: none;
  -khtml-user-drag: none;
  -moz-user-drag: none;
  -o-user-drag: none;
}
#tela-inicial label {
  display: block;
  margin-bottom: 10px;
  font-size: 18px;
}

#dificuldade {
  padding: 8px 16px;
  font-size: 16px;
  margin: 10px 0 20px;
  border-radius: 6px;
  border: 1px solid #ccc;
}

#jogo-container {
  position: relative;
  width: 100vw;
  height: 100vh;
  display: none;
}

#tela-fim {
  display: none;
  text-align: center;
  padding-top: 50px;
  font-size: 20px;
  white-space: pre-line;
}

#tela-fim button {
  margin-top: 20px;
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
}

#mensagem-fim {
  font-family: "BBH Sans Bartle", sans-serif;
  font-weight: 450;
  color: rgba(0, 0, 0, 0.7);
  text-shadow: 0 0 15px rgba(255,255,255,.5), 0 0 10px rgba(255,255,255,.5);
}

#placar {
  display: none;
  position: absolute;
  top: 72%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255,255,255,0.9);
  border-radius: 10px;
  padding: 15px 25px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  color: black;
  font-weight: bold;
  text-align: center;
  z-index: 10;
}

#btn-placar:hover + #placar {
  display: block;
}


@media (max-width: 480px) {
  .login-box, #tela-inicial, #tela-fim {
    padding: 30px 20px;
  }

  h2 {
    font-size: 22px;
  }

  .btn, .btn2 {
    font-size: 14px;
    padding: 10px;
  }
}