:root{--navy:#0d3268;--blue:#0d64d9;--cyan:#05b6c9;--red:#ef233c;--ink:#10213a;--muted:#607087;--paper:#f4f7fb;--line:#dce4ef;--white:#fff;--shadow:0 18px 55px rgba(10,43,90,.13)}
*{box-sizing:border-box}
html{background:var(--paper);scroll-behavior:smooth}
body{margin:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:linear-gradient(180deg,#eaf1fb 0,#f7f9fc 420px);min-height:100vh;overflow-x:hidden}
button,a{-webkit-tap-highlight-color:transparent}
.topbar{height:78px;padding:0 max(20px,env(safe-area-inset-left));display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(13,50,104,.12);background:rgba(247,250,254,.88);backdrop-filter:blur(16px);position:relative;z-index:3}
.brand{display:flex;align-items:center;gap:11px;color:var(--navy);text-decoration:none}
.brand img{width:46px;height:46px;border-radius:12px;box-shadow:0 6px 18px rgba(13,50,104,.16)}
.brand span{display:grid;line-height:1}.brand strong{font-size:20px;letter-spacing:.04em}.brand small{font-size:9px;font-weight:800;letter-spacing:.14em;margin-top:5px;color:#50709d}
.private-badge{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:750;color:#46627f}.private-badge i{width:8px;height:8px;border-radius:50%;background:#20ad72;box-shadow:0 0 0 4px rgba(32,173,114,.11)}
main{width:min(940px,100%);margin:auto;padding:56px 24px 70px}
.intro{position:relative;max-width:720px;margin-bottom:54px}.intro:after{content:"";position:absolute;right:-90px;top:-115px;width:260px;height:260px;border:46px solid rgba(5,182,201,.08);border-radius:50%;pointer-events:none}
.eyebrow,.kicker{margin:0;color:var(--blue);font-size:11px;font-weight:850;letter-spacing:.18em}
h1{font-size:clamp(42px,8vw,76px);line-height:.93;letter-spacing:-.055em;margin:14px 0 22px;color:var(--navy);max-width:680px}
.lead{font-size:18px;line-height:1.55;color:var(--muted);max-width:570px;margin:0}
.chooser,.catalog{position:relative;background:rgba(255,255,255,.86);border:1px solid rgba(202,214,230,.9);border-radius:26px;padding:28px;box-shadow:var(--shadow)}
.catalog{margin-top:24px}
.section-heading{display:flex;align-items:center;gap:14px;margin-bottom:22px}.step{display:grid;place-items:center;flex:0 0 38px;height:38px;border-radius:12px;background:var(--navy);color:#fff;font-weight:850}.section-heading h2{margin:4px 0 0;font-size:23px;line-height:1.1}.kicker{font-size:9px}
.platforms{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.platform{position:relative;border:1px solid var(--line);border-radius:20px;background:#fff;display:grid;grid-template-columns:58px 1fr 24px;align-items:center;gap:15px;text-align:left;padding:18px;min-height:96px;color:var(--ink);cursor:pointer;transition:border-color .18s,box-shadow .18s,transform .18s}
.platform:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(13,50,104,.1)}.platform:focus-visible{outline:3px solid rgba(13,100,217,.32);outline-offset:3px}.platform[aria-selected="true"]{border-color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue),0 10px 30px rgba(13,100,217,.12)}
.device{width:58px;height:58px;border-radius:17px;display:grid;place-items:center;background:#edf3fb;color:var(--navy)}.android-device{background:#eaf9f4;color:#13885e}.device svg{width:33px;height:33px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.platform strong{font-size:18px;display:block}.platform small{display:block;color:var(--muted);font-size:12px;margin-top:5px}.choice-mark{width:22px;height:22px;border:2px solid #c5d0de;border-radius:50%;position:relative}.platform[aria-selected="true"] .choice-mark{border-color:var(--blue);background:var(--blue)}.platform[aria-selected="true"] .choice-mark:after{content:"";position:absolute;width:7px;height:4px;border:2px solid #fff;border-top:0;border-right:0;transform:rotate(-45deg);left:5px;top:6px}
.app-list{display:grid;gap:10px}.app-row{display:grid;grid-template-columns:66px minmax(0,1fr) auto;gap:15px;align-items:center;padding:14px;border:1px solid var(--line);border-radius:19px;background:#fff}.app-row>img{width:66px;height:66px;border-radius:17px;object-fit:cover;box-shadow:0 5px 16px rgba(15,38,69,.12)}
.app-info{min-width:0}.app-info h3{margin:0 0 5px;font-size:17px}.app-info p{margin:0;color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.app-info span{display:block;margin-top:6px;font-size:10px;color:#789;letter-spacing:.05em;text-transform:uppercase;font-weight:700}
.install{display:flex;align-items:center;justify-content:center;gap:7px;border-radius:13px;min-height:44px;padding:0 16px;background:var(--blue);color:white;text-decoration:none;font-size:13px;font-weight:800}.install:hover{background:#084fae}.install:focus-visible{outline:3px solid rgba(13,100,217,.3);outline-offset:3px}.install svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.help-note{margin-top:8px;padding:15px 17px;border-left:4px solid var(--cyan);background:#effafc;border-radius:3px 13px 13px 3px;color:#4e6279;font-size:12px;line-height:1.5}.help-note strong{color:var(--ink)}
.ios-state{text-align:center;padding:30px 20px 34px;border:1px dashed #b9c8db;border-radius:20px;background:linear-gradient(145deg,#f8fbff,#eef4fb)}.ios-symbol{width:72px;height:72px;margin:0 auto 18px;border-radius:22px;display:grid;place-items:center;background:#fff;box-shadow:0 8px 22px rgba(13,50,104,.1);color:var(--navy)}.ios-symbol svg{width:39px;height:39px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}.status-label{margin:0 0 10px;font-size:10px;font-weight:850;letter-spacing:.17em;color:#be7a00}.ios-state h3{font-size:24px;line-height:1.14;margin:0 0 12px}.ios-state>p:last-child{max-width:530px;margin:auto;color:var(--muted);font-size:14px;line-height:1.55}
footer{width:min(940px,100%);margin:auto;padding:0 24px max(26px,env(safe-area-inset-bottom));display:flex;justify-content:space-between;color:#77869a;font-size:11px;font-weight:700;letter-spacing:.04em}
[hidden]{display:none!important}
@media(max-width:620px){.topbar{height:68px}.brand img{width:40px;height:40px;border-radius:10px}.private-badge{font-size:0}.private-badge:after{content:"Aziendale";font-size:11px}.intro{margin-bottom:34px}.intro:after{right:0;top:-100px;width:190px;height:190px;border-width:34px}main{padding:40px 14px 54px}.chooser,.catalog{border-radius:21px;padding:19px}.platforms{grid-template-columns:1fr}.platform{min-height:88px;padding:14px}.app-row{grid-template-columns:57px minmax(0,1fr);gap:12px}.app-row>img{width:57px;height:57px;border-radius:15px}.install{grid-column:1/-1;width:100%;margin-top:1px}.lead{font-size:16px}.section-heading{margin-bottom:17px}}
@media(max-width:370px){main{padding-left:10px;padding-right:10px}.chooser,.catalog{padding:15px}.platform{grid-template-columns:52px 1fr 22px;gap:11px}.device{width:52px;height:52px}.app-info p{font-size:12px}}
@media(max-height:520px) and (orientation:landscape){.topbar{height:58px}main{padding-top:28px}.intro{margin-bottom:25px}.intro h1{font-size:43px}.platforms{grid-template-columns:1fr 1fr}.platform{min-height:82px}.app-list{grid-template-columns:1fr 1fr}.app-row{grid-template-columns:54px 1fr}.app-row>img{width:54px;height:54px}.install{grid-column:1/-1}.help-note{grid-column:1/-1}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.platform{transition:none}}