:root{color-scheme:light;--bg:#ffffff;--fg:#161d29;--mut:#4a5565;--pri:#0b5cad;--prid:#084a8c;--lnk:#1e66cf;--soft:#f1f6fc;--tint:#eaf1fa;--bd:#dbe3ec;--bdf:#6b7787;--err:#b3261e;--errbg:#fdecea;--warnbg:#fff6df;--warnfg:#5c3d00;--foot:#14213a;--footfg:#e6ecf5;--onpri:#ffffff;--focus:#161d29;--r:16px;--r2:12px;--sh:0 1px 2px rgba(16,24,40,.06),0 4px 14px rgba(16,24,40,.07);--sh2:0 2px 4px rgba(16,24,40,.08),0 10px 28px rgba(16,24,40,.13);--font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}*,*::before,*::after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}html.lock{overflow:hidden}body{margin:0;font:1rem/1.7 var(--font);color:var(--fg);background:var(--bg);-webkit-tap-highlight-color:rgba(11,92,173,.14);text-rendering:optimizeLegibility}a{color:var(--pri);text-decoration:none;transition:background-color .15s,color .15s,box-shadow .15s}:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:6px}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.skip{position:absolute;left:12px;top:-70px;background:var(--fg);color:#fff;padding:12px 18px;border-radius:var(--r2);z-index:100;font-weight:700}.skip:focus{top:12px}.w{max-width:44rem;margin:0 auto;padding:0 20px}main p a:not(.btn),.legal li a,.faq a{color:var(--lnk);font-weight:600;border-radius:4px;padding:0 2px;margin:0 -2px}main p a:not(.btn):hover,main p a:not(.btn):focus-visible,.legal li a:hover,.legal li a:focus-visible,.faq a:hover{background:var(--tint);box-shadow:0 1px 0 currentColor}header.top{background:rgba(255,255,255,.96);border-bottom:1px solid var(--bd)}header.top .w{max-width:60rem;display:grid;grid-template-columns:1fr auto;align-items:center;gap:8px 12px;padding-top:10px;padding-bottom:12px}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:1.25rem;letter-spacing:-.01em;color:var(--fg);min-height:44px}.brand svg{width:32px;height:32px;flex:none}.brand:hover{color:var(--pri)}.pill{white-space:nowrap;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 16px;border-radius:999px;background:var(--soft);border:1px solid var(--bd);color:var(--fg);font:inherit;font-weight:700;font-size:.95rem;cursor:pointer;transition:background-color .15s,transform .1s,box-shadow .15s}.pill:hover{background:var(--tint);color:var(--pri)}.pill:active{transform:scale(.97)}.pill svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}.search{position:relative;grid-column:1/-1}.search .mag{position:absolute;left:16px;top:15px;width:20px;height:20px;fill:none;stroke:var(--mut);stroke-width:2;stroke-linecap:round;pointer-events:none}.search input{display:block;width:100%;min-height:50px;padding:10px 16px 10px 46px;font:inherit;font-size:1rem;color:var(--fg);background:#fff;border:2px solid var(--bdf);border-radius:999px;-webkit-appearance:none;appearance:none;transition:border-color .15s,box-shadow .15s}.search input:focus{border-color:var(--pri);box-shadow:0 0 0 4px rgba(11,92,173,.15);outline:none}.search input:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.search input::-webkit-search-cancel-button{-webkit-appearance:none}.sres{position:absolute;left:0;right:0;top:calc(100% + 8px);z-index:40;background:#fff;border:1px solid var(--bd);border-radius:var(--r);box-shadow:var(--sh2);max-height:min(70vh,26rem);overflow:auto;padding:6px}.sres[hidden]{display:none}.sres ul{list-style:none;margin:0;padding:0}.sres a{display:flex;flex-direction:column;justify-content:center;min-height:56px;padding:8px 14px;border-radius:var(--r2);color:var(--fg);line-height:1.35}.sres a b{font-weight:700}.sres a span{font-size:.85rem;color:var(--mut)}.sres a:hover,.sres a:focus-visible{background:var(--tint);color:var(--prid)}.sres a:active{transform:scale(.99)}.sres .none{margin:0;padding:12px 14px;color:var(--mut)}@media (max-width:420px){.brand{font-size:1.08rem;gap:8px}.brand svg{width:28px;height:28px}.pill{padding:0 12px;gap:6px;font-size:.9rem}.pill svg{width:18px;height:18px}header.top .w{gap:8px 8px}}@media (min-width:760px){header.top .w{grid-template-columns:auto 1fr auto;gap:16px}.search{grid-column:auto}}#menu{position:fixed;inset:0;z-index:60;background:#fff;overflow:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}#menu[hidden]{display:none}#menu .mh{position:sticky;top:0;background:#fff;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--bd)}#menu h2{margin:0;font-size:1.25rem}#menu section{padding:8px 0 4px}#menu h3{display:flex;align-items:center;gap:10px;margin:16px 0 4px;font-size:1.05rem}#menu h3 a{color:var(--fg);display:inline-flex;align-items:center;gap:10px;min-height:44px}#menu ul{list-style:none;margin:0;padding:0}#menu li a{display:flex;align-items:center;min-height:46px;padding:6px 12px;border-radius:var(--r2);color:var(--fg)}#menu li a:hover,#menu li a:focus-visible{background:var(--tint);color:var(--prid)}#menu li a:active{transform:scale(.99)}main{padding:28px 0 56px}main:focus{outline:none}h1{font-size:1.9rem;line-height:1.2;letter-spacing:-.02em;font-weight:800;margin:.25em 0 .5em;display:flex;align-items:center;gap:12px}h2{font-size:1.35rem;line-height:1.3;letter-spacing:-.01em;margin:2em 0 .55em}h3{font-size:1.08rem;line-height:1.35;margin:1.3em 0 .3em}p{margin:0 0 1.1em}.lead{font-size:1.1rem;color:var(--mut)}.crumbrow{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:0 16px;margin:0 0 8px}.crumbs{font-size:.9rem;color:var(--mut)}.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:0 6px;align-items:center}.crumbs li{display:inline-flex;align-items:center;min-height:36px}.crumbs li+li::before{content:"›";margin-right:6px}.crumbs a{color:var(--mut);font-weight:600}.crumbs a:hover{color:var(--pri)}.all{display:inline-flex;align-items:center;min-height:44px;font-size:.92rem;font-weight:700;color:var(--pri);padding:0 4px;border-radius:8px}.all:hover{background:var(--tint)}.btn{display:flex;align-items:center;justify-content:center;text-align:center;min-height:56px;padding:12px 24px;margin:28px 0;background:var(--pri);color:var(--onpri);font-weight:700;font-size:1.05rem;border-radius:var(--r);border:0;box-shadow:0 2px 6px rgba(11,92,173,.3),0 8px 20px rgba(11,92,173,.18);transition:background-color .15s,transform .1s,box-shadow .15s}.btn:hover{background:var(--prid);color:var(--onpri);box-shadow:0 4px 10px rgba(11,92,173,.35),0 12px 26px rgba(11,92,173,.2)}.btn:active{transform:translateY(1px) scale(.985);box-shadow:0 1px 3px rgba(11,92,173,.3)}.hero{padding:12px 0 8px}.hero h1{font-size:2.1rem;display:block}.hero .search{margin:20px 0 4px}.hero .search input{min-height:58px;font-size:1.05rem;padding-left:50px;box-shadow:var(--sh)}.hero .search .mag{top:19px;left:18px}.chips{display:flex;gap:8px;overflow-x:auto;margin:16px -20px 0;padding:4px 20px 10px;scroll-snap-type:x proximity;scrollbar-width:none;-webkit-overflow-scrolling:touch}.chips::-webkit-scrollbar{display:none}.chips a{flex:none;scroll-snap-align:start;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 16px 0 12px;border-radius:999px;background:var(--soft);border:1px solid var(--bd);color:var(--fg);font-weight:700;font-size:.95rem;white-space:nowrap;transition:background-color .15s,transform .1s,box-shadow .15s}.chips a:hover{background:var(--tint);color:var(--prid);box-shadow:var(--sh)}.chips a:active{transform:scale(.97)}.chips .ico{width:22px;height:22px}.grid{display:grid;gap:14px;margin:20px 0;list-style:none;padding:0}.card{position:relative;background:#fff;border:1px solid var(--bd);border-radius:var(--r);padding:18px 48px 18px 18px;box-shadow:var(--sh);transition:box-shadow .18s,transform .12s,border-color .18s,background-color .18s}.card h2,.card h3{margin:0 0 .3em;font-size:1.12rem;line-height:1.3;letter-spacing:0;display:flex;align-items:center;gap:10px}.card p{margin:0;color:var(--mut);font-size:.96rem;line-height:1.55}.card .n{display:block;margin-top:8px;font-size:.85rem;font-weight:700;color:var(--pri)}.card a.stretch{color:var(--fg)}.card a.stretch::after{content:"";position:absolute;inset:0;border-radius:var(--r);z-index:1}.card a.stretch:focus-visible{outline:none}.card a.stretch:focus-visible::after{outline:3px solid var(--focus);outline-offset:3px}.card::after{content:"›";position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:1.8rem;line-height:1;color:var(--pri);transition:transform .15s}.card:hover{box-shadow:var(--sh2);border-color:#b9c8da;background:var(--soft)}.card:hover::after{transform:translate(3px,-50%)}.card:active{transform:scale(.985);box-shadow:var(--sh);background:var(--tint)}.ico{width:28px;height:28px;flex:none;fill:none;stroke:var(--pri);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}h1 .ico{width:34px;height:34px}ul.links{list-style:none;margin:0;padding:0}ul.links li a{display:flex;align-items:center;min-height:48px;padding:6px 12px;border-radius:var(--r2);color:var(--fg);font-weight:600}ul.links li a:hover,ul.links li a:focus-visible{background:var(--tint);color:var(--prid)}ul.links li a:active{transform:scale(.99)}.calc{background:var(--soft);border:1px solid var(--bd);border-radius:var(--r);padding:20px;margin:20px 0;box-shadow:var(--sh)}.f{margin:0 0 18px}.f label{display:block;font-weight:700;margin-bottom:6px}.f input,.f select{display:block;width:100%;min-width:0;min-height:50px;padding:10px 14px;font:inherit;font-size:1rem;color:var(--fg);background:#fff;border:2px solid var(--bdf);border-radius:var(--r2);-webkit-appearance:none;appearance:none;transition:border-color .15s,box-shadow .15s}.f input:focus,.f select:focus{border-color:var(--pri);box-shadow:0 0 0 4px rgba(11,92,173,.15)}.f select{background-image:linear-gradient(45deg,transparent 50%,var(--fg) 50%),linear-gradient(135deg,var(--fg) 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 14px) 50%;background-size:6px 6px;background-repeat:no-repeat;padding-right:38px}.f input:focus-visible,.f select:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.f input[aria-invalid=true]{border-color:var(--err);background:var(--errbg)}.err{color:var(--err);font-weight:600;font-size:.95rem;margin:6px 0 0}.err[hidden]{display:none}#risultato{background:#fff;border:2px solid var(--pri);border-radius:var(--r);padding:14px 18px;margin-top:8px}#risultato h2{margin:0 0 .4em;font-size:1.05rem}.res{margin:0}.res .row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:2px 12px;padding:10px 0;border-top:1px solid var(--bd)}.res .row:first-of-type{border-top:0}.res dt{color:var(--mut)}.res dd{margin:0 0 0 auto;font-weight:700;text-align:right}.res .main dt{color:var(--fg);font-weight:600}.res .main dd{font-size:1.55rem;color:var(--pri)}.msg{margin:0;color:var(--mut)}.msg.bad{color:var(--err);font-weight:600}.small{font-size:.9rem;color:var(--mut)}.note{background:var(--warnbg);color:var(--warnfg);border-left:4px solid var(--warnfg);border-radius:var(--r2);padding:14px 18px;margin:24px 0;font-size:.95rem}.note p{margin:0}.formula{background:var(--soft);border:1px solid var(--bd);border-radius:var(--r2);padding:14px 18px;margin:0 0 1.1em}.formula p{margin:.25em 0}.ex{border-left:4px solid var(--pri);padding:4px 0 4px 16px;margin:0 0 1.1em}.faq h3{margin-top:1.1em}footer.bottom{background:var(--foot);color:var(--footfg);padding:28px 0 36px;font-size:.95rem}footer.bottom a,footer.bottom button{color:var(--footfg)}footer.bottom ul{list-style:none;margin:0 0 16px;padding:0;display:flex;flex-wrap:wrap;gap:0 4px}footer.bottom li a,footer.bottom li button{display:inline-flex;align-items:center;min-height:44px;padding:0 10px;margin:0 -2px;background:none;border:0;border-radius:8px;font:inherit;cursor:pointer;transition:background-color .15s}footer.bottom li a:hover,footer.bottom li button:hover{background:rgba(255,255,255,.12)}footer.bottom p{margin:0 0 .5em}#cookie{position:fixed;left:0;right:0;bottom:0;z-index:50;background:#fff;color:var(--fg);border-top:3px solid var(--pri);box-shadow:0 -6px 24px rgba(16,24,40,.2);padding:16px;border-radius:var(--r) var(--r) 0 0}#cookie[hidden]{display:none}#cookie .w{padding:0}#cookie p{margin:0 0 12px;font-size:.95rem;line-height:1.55}#cookie .acts{display:grid;grid-template-columns:1fr 1fr;gap:10px}#cookie button{min-height:50px;font:inherit;font-weight:700;border-radius:var(--r2);border:2px solid var(--pri);cursor:pointer;background:#fff;color:var(--pri);transition:background-color .15s,transform .1s}#cookie button:hover{background:var(--tint)}#cookie button:active{transform:scale(.97)}#cookie button.si{background:var(--pri);color:#fff}#cookie button.si:hover{background:var(--prid)}.legal h2{font-size:1.2rem}.legal ul{padding-left:1.2em}@media (min-width:640px){h1{font-size:2.2rem}.hero h1{font-size:2.7rem}.grid.two{grid-template-columns:1fr 1fr}.btn{display:inline-flex;min-width:300px}.chips{margin:16px 0 0;padding:4px 0 10px;flex-wrap:wrap;overflow:visible}#cookie .w{display:flex;align-items:center;gap:24px}#cookie p{margin:0;flex:1}#cookie .acts{width:300px;flex:none}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}