/* Estilização geral e fundo */
body {
    margin: 0;
    background-color: #000;
    color: #00f0ff;
    font-family: 'Exo 2', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden;
    background-image: url('data:image/svg+xml,%3Csvg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"%3E%3Cpath d="M-1,1 l2,-2 M0,100 l100,-100 M99,101 l2,-2" stroke="%231a1a1a" stroke-width="1"%3E%3C/path%3E%3C/svg%3E');
}

/* Esconde elementos por padrão */
.hidden {
    display: none !important;
}

/* Estilo do Canvas do Jogo */
canvas {
    background: #08081a;
    border: 2px solid #00f0ff;
    box-shadow: 0 0 20px #00f0ff;
}

/* Estilo das telas de início, fim e introdução do chefe */
#startScreen, #endScreen, #bossIntroScreen, #musicPermissionScreen {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
    border: 2px solid #00f0ff;
    background-color: rgba(8, 8, 26, 0.9);
    box-shadow: 0 0 20px #00f0ff;
    max-width: 600px;
}

h1, h2 {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
    text-shadow: 0 0 10px #00f0ff;
}

p {
    line-height: 1.6;
    max-width: 500px;
    margin-bottom: 30px;
}

/* Estilo dos Botões */
button {
    background-color: transparent;
    border: 2px solid #00f0ff;
    color: #00f0ff;
    padding: 15px 30px;
    font-size: 1.2em;
    font-family: 'Exo 2', sans-serif;
    cursor: pointer;
    text-transform: uppercase;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px #00f0ff;
    margin: 10px;
}

button:hover {
    background-color: #00f0ff;
    color: #08081a;
    box-shadow: 0 0 25px #00f0ff;
}

.end-buttons {
    display: flex;
    justify-content: center;
}

/* Estilo da Interface do Jogo */
#gameUI {
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
    display: flex;
    justify-content: space-around;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px;
    border-radius: 5px;
    font-size: 1.1em;
    text-shadow: 0 0 5px #00f0ff;
    z-index: 10;
}