:root{
  --fondo:#0b2c3d; --fondo2:#0f3a50; --carta:#ffffff; --pagina:#f3f6f8;
  --accento:#38bdd4; --accento-sc:#1b8ea3; --testo:#14232c; --tenue:#5b6b74;
  --bordo:#d9e2e7; --errore:#b42318; --r:14px;
  --sicuro-basso:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--pagina);color:var(--testo);
  padding-bottom:calc(68px + var(--sicuro-basso))}
a{color:var(--accento-sc)}

.testata{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:.6rem;padding:.7rem 1rem;
  padding-top:calc(.7rem + env(safe-area-inset-top,0px));background:var(--fondo);color:#e8f1f5}
.marchio{display:flex;align-items:center;gap:.55rem;color:inherit;text-decoration:none;font-weight:700;letter-spacing:.14em;font-size:1.15rem}
.logo{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;border:2px solid var(--accento);font-weight:800;letter-spacing:0}
.badge-offline{display:none;font-size:.72rem;background:#f5b94233;color:#ffd58a;border:1px solid #f5b94266;border-radius:99px;padding:.05rem .5rem}
body.offline .badge-offline{display:inline-block}
.b-utente{margin-left:auto;color:#e8f1f5;text-decoration:none;border:1px solid #ffffff44;border-radius:99px;padding:.3rem .9rem;font-size:.9rem}
.b-utente.avatar{width:36px;height:36px;padding:0;display:grid;place-items:center;background:var(--accento);color:var(--fondo);font-weight:700;border:0}

main{max-width:760px;margin:0 auto;padding:1rem}
.intro h1{font-size:1.45rem;margin:.4rem 0 .3rem}
.intro p{margin:0 0 1rem;color:var(--tenue)}

.griglia{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:.8rem}
.tessera{position:relative;display:flex;flex-direction:column;gap:.25rem;padding:1rem;background:var(--carta);border:1px solid var(--bordo);
  border-radius:var(--r);text-decoration:none;color:inherit;min-height:132px;transition:transform .08s,box-shadow .15s}
.tessera:active{transform:scale(.985)}
.tessera:hover{box-shadow:0 4px 18px #0b2c3d14}
.tessera .ico{font-size:1.5rem;width:42px;height:42px;display:grid;place-items:center;border-radius:10px;background:#38bdd41f;color:var(--accento-sc);font-weight:700}
.tessera .nome{font-weight:650;font-size:1.05rem}
.tessera .desc{font-size:.88rem;color:var(--tenue)}
.tessera.in-arrivo{opacity:.82}
.etichetta{position:absolute;top:.8rem;right:.8rem;font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;background:#eef2f4;color:var(--tenue);
  border-radius:99px;padding:.1rem .5rem}
.etichetta.lucchetto{top:auto;bottom:.8rem}

.invito{margin-top:1.2rem;padding:1rem;border-radius:var(--r);background:var(--fondo2);color:#e8f1f5;display:flex;flex-wrap:wrap;align-items:center;gap:.8rem;justify-content:space-between}
.invito p{margin:0}

.blocco{text-align:center;padding:2.2rem 1rem;background:var(--carta);border:1px solid var(--bordo);border-radius:var(--r);margin-top:.6rem}
.blocco h2{margin:.3rem 0}
.ico-grande{font-size:2.4rem}
.nota{font-size:.86rem;color:var(--tenue)}

.btn{display:inline-block;border:0;border-radius:10px;padding:.7rem 1.2rem;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;
  background:var(--accento);color:var(--fondo)}
.btn.sec{background:#e6edf1;color:var(--testo)}
.btn.pieno{width:100%}
.btn.google{width:100%;background:#fff;color:#1f1f1f;border:1px solid var(--bordo)}
.btn:disabled{opacity:.6}
.link{background:none;border:0;color:var(--accento-sc);font:inherit;padding:.6rem 0;cursor:pointer}

.modulo-form{background:var(--carta);border:1px solid var(--bordo);border-radius:var(--r);padding:1.2rem;max-width:460px;margin:.6rem auto}
.modulo-form h2{margin-top:0}
.schede{display:flex;gap:.3rem;background:#eef2f4;border-radius:10px;padding:.25rem;margin-bottom:1rem}
.schede a{flex:1;text-align:center;padding:.5rem;border-radius:8px;text-decoration:none;color:var(--tenue);font-weight:600}
.schede a.att{background:#fff;color:var(--testo);box-shadow:0 1px 3px #0001}
label{display:block;font-size:.9rem;font-weight:600;margin-bottom:.8rem}
input,select{display:block;width:100%;margin-top:.3rem;padding:.7rem .8rem;font:inherit;border:1px solid var(--bordo);border-radius:10px;background:#fff}
input:focus,select:focus{outline:2px solid var(--accento);border-color:transparent}
label.spunta{display:flex;gap:.6rem;align-items:flex-start;font-weight:400;font-size:.86rem}
label.spunta input{width:auto;margin-top:.2rem}
.errore{display:none;color:var(--errore);font-size:.9rem}
.errore.vis{display:block}
.separatore{display:flex;align-items:center;gap:.6rem;color:var(--tenue);font-size:.85rem;margin:1rem 0}
.separatore::before,.separatore::after{content:"";flex:1;height:1px;background:var(--bordo)}

.barra{position:fixed;left:0;right:0;bottom:0;z-index:10;display:flex;background:#fff;border-top:1px solid var(--bordo);padding-bottom:var(--sicuro-basso)}
.barra a{flex:1;display:flex;flex-direction:column;align-items:center;gap:.05rem;padding:.45rem 0 .5rem;font-size:.72rem;color:var(--tenue);text-decoration:none}
.barra a span{font-size:1.2rem;line-height:1.3}
.barra a.att{color:var(--accento-sc);font-weight:600}

#toast{position:fixed;left:50%;bottom:calc(80px + var(--sicuro-basso));transform:translate(-50%,20px);opacity:0;pointer-events:none;
  background:#14232c;color:#fff;padding:.6rem 1rem;border-radius:10px;font-size:.9rem;transition:.2s;max-width:90vw;text-align:center}
#toast.vis{opacity:1;transform:translate(-50%,0)}

@media (min-width:900px){ body{padding-bottom:0} .barra{position:sticky;top:60px;justify-content:center;border:0;background:transparent} .barra a{flex:0 0 96px} }