<style>
:root{
    --primary:#0057d9;
    --border:#e6e6e6;
    --text:#111;
}

*{ box-sizing:border-box; }

body{
    margin:0;
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
    background:#fff;
    color:var(--text);
}

.container{
    max-width:1200px;
    margin:auto;
    padding:16px;
}

.back a{
    color:var(--primary);
    text-decoration:none;
    font-weight:600;
}

h1{
    text-align:center;
    font-size:24px;
    margin:16px 0 24px;
}

/* MOBILE FIRST */
.bombos{
    display:flex;
    flex-direction:column;
    gap:14px;
}

.bombo{
    border:1px solid var(--border);
    border-radius:16px;
    overflow:hidden;
}

/* HEADER BOMBO (clickeable) */
.bombo h2{
    margin:0;
    padding:18px;
    font-size:20px;
    background:#f8f9fb;
    cursor:pointer;
}

/* CONTENIDO OCULTO EN MÓVIL */
.bombo .contenido{
    display:none;
    padding:14px 18px;
}

.equipo{
    font-size:17px;
    padding:10px 0;
    border-bottom:1px solid #eee;
}
.equipo:last-child{ border-bottom:none; }

/* DESKTOP */
@media (min-width: 1024px){
    h1{ font-size:34px; }

    .bombos{
        display:grid;
        grid-template-columns:repeat(4,1fr);
        gap:30px;
    }

    .bombo h2{
        text-align:center;
        background:none;
        cursor:default;
    }

    .bombo .contenido{
        display:block !important;
        padding:18px;
    }
}
</style>
