*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:-apple-system,BlinkMacSystemFont,sans-serif;
}

body{
    height:100vh;
    margin:0;

    /* IMAGEN DE FONDO */
    background: url('img/hero.jpg') center/cover no-repeat fixed;

    color:white;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
}

/* CAPA OSCURA + BLUR */
body::before{
    content:"";
    position:fixed;
    top:0;
    left:0;
    width:100%;
    height:100%;

    background: rgba(0,0,0,0.65); /* oscurece */
    backdrop-filter: blur(6px);   /* desenfoque */
    -webkit-backdrop-filter: blur(6px);

    z-index:-1;
}

/* LOGO + TEXTO */
.header{
    text-align:center;
    margin-bottom:40px;
}

.logo{
    width:120px;
    margin-bottom:15px;
}

.header h1{
    font-size:28px;
}

/* BOTONES */
.floating-buttons{
    display:flex;
    gap:30px;
}

/* BOTÓN */
.btn-float{
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;

    width:120px;
    height:120px;

    border-radius:20px;
    text-decoration:none;
    color:white;

    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(15px);

    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    transition:0.3s;
}

/* ICONO */
.btn-float i{
    font-size:32px;
    margin-bottom:8px;
}

/* TEXTO */
.btn-float span{
    font-size:14px;
}

/* HOVER */
.btn-float:hover{
    transform:scale(1.1);
}

/* 📱 CELULAR */
@media(max-width:768px){

    body{
        justify-content:space-between;
        padding-top:40px;
    }

    .floating-buttons{
        position:fixed;
        bottom:15px;
        left:50%;
        transform:translateX(-50%);
        gap:15px;

        background: rgba(0,0,0,0.4);
        padding:10px 15px;
        border-radius:20px;
    }

    .btn-float{
        width:70px;
        height:70px;
    }

    .btn-float i{
        font-size:20px;
        margin-bottom:4px;
    }

    .btn-float span{
        font-size:10px;
    }
}