/* Container chính */
.member-profile {
    max-width: 600px;
    margin: 40px auto;
    padding: 30px;
    background: #1a1a1a; /* Dark theme đồng bộ với player */
    border-radius: 12px;
    color: #fff;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

/* Nhóm nút đăng nhập đẹp */
.auth-box {
    text-align: center;
    padding: 40px;
}

.auth-box h3 { margin-bottom: 25px; color: #ccc; }

.btn-social {
    display: block;
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
}

/* Nút Facebook */
.btn-fb {
    background-color: #4267B2;
    color: white;
}
.btn-fb:hover { background-color: #365899; transform: translateY(-2px); }

/* Nút Google */
.btn-gg {
    background-color: #DB4437;
    color: white;
}
.btn-gg:hover { background-color: #c13529; transform: translateY(-2px); }

/* Input và Form */
.form-control {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
    margin-bottom: 15px;
    background: #2a2a2a;
    border: 1px solid #444;
    color: white;
    border-radius: 5px;
}

.btn-primary {
    background: #1DB954; /* Màu xanh Spotify sang trọng */
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    width: 100%;
}