header {
    background-color: var(--bg-dark);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.5);
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo h1 {
    color: var(--text-light);
    font-family: var(--font-header);
    font-size: 1.8rem;
    text-transform: uppercase;
}
.logo h1 span { color: var(--primary-color); }
.logo i { color: var(--primary-color); }

.menu-desktop ul {
    list-style: none;
    display: flex;
    gap: 30px;
}
.menu-desktop a {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    transition: 0.3s;
}
.menu-desktop a:hover { color: var(--primary-color); }

.menu-hamburger {
    display: none;
    color: var(--text-light);
    font-size: 1.8rem;
    cursor: pointer;
}
.menu-mobile {
    display: none;
    background-color: #222;
    padding: 20px;
}
.menu-mobile.active { display: block; }
.menu-mobile ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}
.menu-mobile a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 1.1rem;
}

/* Botão de Mudo */
#mute-toggle {
    position: fixed;
    top: 80px; /* Ajuste para ficar abaixo do menu */
    right: 20px;
    background: var(--bg-dark);
    color: #fff;
    border: 1px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 999;
    font-size: 1.2rem;
    transition: 0.3s;
    box-shadow: 0 4px 6px rgba(0,0,0,0.5);
}
#mute-toggle:hover {
    background: var(--primary-color);
    transform: scale(1.1);
}