:root{--bg:#f7f8f7;--ink:#172329;--mut:#58666d;--soft:#7a8883;--acc:#166b69;--acc2:#e8f0ef;--line:#dfe5e2;--card:#fff;--sand:#d8bfa4;--gold:#e0cf9a}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 "Inter",-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}img{max-width:100%;display:block}
.wrap{width:min(1180px,100% - 48px);margin:0 auto}
h1,h2,h3{letter-spacing:-.02em;line-height:1.12;margin:0}
h1{font-size:clamp(40px,5.6vw,68px);font-weight:700}
h2{font-size:clamp(30px,3.6vw,44px);font-weight:700}
h3{font-size:20px;font-weight:650}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--acc);font-weight:700;margin-bottom:16px}
.lead{font-size:clamp(18px,1.6vw,21px);color:var(--mut);max-width:680px}
/* header */
.top{position:sticky;top:0;z-index:20;background:rgba(247,248,247,.88);backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:700;font-size:21px;letter-spacing:-.4px}
.brand svg{display:block}
.top nav{display:flex;gap:26px;margin-left:auto;font-size:15px;color:var(--mut)}
.top nav a{text-decoration:none}.top nav a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;gap:10px;border-radius:10px;padding:13px 22px;font-weight:600;text-decoration:none;font-size:16px;border:1px solid var(--ink)}
.btn.p{background:var(--ink);color:#fff}.btn.p:hover{background:#0d171b}
.btn.s{background:transparent;color:var(--ink);border-color:#c3ccc8}.btn.s:hover{border-color:var(--ink)}
.btn.sm{padding:9px 16px;font-size:14px}
.btn[aria-disabled=true]{opacity:.5;cursor:not-allowed;pointer-events:none}
/* hero */
.hero{padding:88px 0 40px}
.hero h1{max-width:900px}.hero h1 em{font-style:normal;color:var(--acc)}
.hero .lead{margin:26px 0 34px}
.cta{display:flex;flex-wrap:wrap;gap:12px}
.hero .meta{margin-top:18px;font-size:14px;color:var(--soft)}
.shot{margin-top:56px}
.frame{border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 30px 70px -30px rgba(23,35,41,.35),0 2px 6px rgba(23,35,41,.05);overflow:hidden}
.frame .bar{display:flex;align-items:center;gap:7px;height:38px;padding:0 16px;background:#fbfcfb;border-bottom:1px solid var(--line);font-size:12px;color:var(--soft)}
.frame .bar i{width:11px;height:11px;border-radius:50%;background:#d5dcd9;display:block}
.frame .bar span{margin-left:12px}
.frame img{width:100%;height:auto}
figcaption{font-size:13px;color:var(--soft);margin-top:12px}
/* norme */
.norms{border-block:1px solid var(--line);background:#fff;margin-top:72px}
.norms .wrap{display:flex;flex-wrap:wrap;gap:12px 36px;align-items:center;padding:22px 0;color:var(--mut);font-size:14px}
.norms strong{color:var(--ink);letter-spacing:.06em;text-transform:uppercase;font-size:12px}
.norms span.n{font-weight:600;color:var(--ink)}
/* sezioni */
section.sec{padding:112px 0}
.head{max-width:760px;margin-bottom:56px}
.head p{color:var(--mut);margin:18px 0 0;font-size:19px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px;counter-increment:s}
.step:before{content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--ink);color:#fff;font-weight:700;font-size:15px;margin-bottom:20px}
.step h3{margin-bottom:10px;font-size:19px}.step p{margin:0;color:var(--mut);font-size:15.5px}
.feat{display:grid;grid-template-columns:1fr 1.25fr;gap:64px;align-items:center;padding:56px 0;border-top:1px solid var(--line)}
.feat:first-of-type{border-top:0}
.feat.rev{grid-template-columns:1.25fr 1fr}.feat.rev .txt{order:2}
.feat .txt h3{font-size:30px;margin-bottom:16px;letter-spacing:-.02em}
.feat .txt p{color:var(--mut);margin:0 0 16px}
.feat ul{list-style:none;margin:20px 0 0;padding:0;display:grid;gap:12px}
.feat li{position:relative;padding-left:30px;color:var(--ink);font-size:16px}
.feat li:before{content:"";position:absolute;left:0;top:.5em;width:16px;height:16px;border-radius:50%;background:var(--acc2);box-shadow:inset 0 0 0 4px #fff,inset 0 0 0 16px var(--acc)}
.feat li b{font-weight:650}
.band{background:var(--ink);color:#fff;padding:96px 0}
.band .eyebrow{color:var(--gold)}
.band p{color:#b7c3c6}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:40px}
.box{border:1px solid #2c3d44;border-radius:14px;padding:28px;background:#1d2d34}
.box h3{margin-bottom:16px}.box ul{margin:0;padding-left:20px;color:#c9d3d6}.box li{margin:8px 0}
.box.no{background:transparent}
.libgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
.libgrid article{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px}
.libgrid h3{font-size:18px;margin-bottom:8px}.libgrid p{margin:0;color:var(--mut);font-size:15.5px}
.bars{display:flex;gap:6px;height:8px;margin-bottom:20px}.bars i{display:block;border-radius:4px}
/* licenze */
.lic{display:grid;grid-template-columns:1.1fr 1fr;gap:28px}
.plat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px}
.plat h3{display:flex;align-items:center;gap:12px;margin-bottom:6px}
.badge{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;border-radius:999px;padding:4px 10px;background:var(--acc2);color:var(--acc)}
.badge.w{background:#f0ede4;color:#8a6d2a}
.plat p{color:var(--mut);margin:8px 0 22px;font-size:15.5px}
.plat dl{margin:0 0 24px;display:grid;grid-template-columns:auto 1fr;gap:6px 18px;font-size:14.5px}.plat dt{color:var(--soft)}.plat dd{margin:0}
details{border-top:1px solid var(--line);padding:20px 0}details:last-child{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-weight:650;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:20px}
summary:after{content:"+";color:var(--soft)}details[open] summary:after{content:"–"}
details p{color:var(--mut);margin:14px 0 0;max-width:760px}
footer{border-top:1px solid var(--line);padding:44px 0;color:var(--soft);font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px 40px;justify-content:space-between;align-items:center}
footer .brand{font-size:18px;color:var(--ink)}
@media(max-width:980px){.steps{grid-template-columns:1fr 1fr}.feat,.feat.rev{grid-template-columns:1fr;gap:32px}.feat.rev .txt{order:0}.libgrid{grid-template-columns:1fr}.lic,.cols{grid-template-columns:1fr}.top nav a:not(.btn){display:none}}
@media(max-width:560px){.steps{grid-template-columns:1fr}.hero{padding-top:56px}section.sec{padding:72px 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* marchio Flowbase: solo logo in intestazione, logo con scritta (stessa altezza dell'app) nel piede */
.fbtag{display:inline-flex;align-items:center;margin-left:14px;padding-left:14px;border-left:1px solid var(--line)}.fbtag img{display:block;height:40px;width:auto}
.fbfoot{display:flex;align-items:center;gap:18px;line-height:1.5}.fbfoot img{height:42px;width:auto}

/* demo dal vivo */
.live{margin-top:56px}
.livestage{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:20px 20px 0 0;background:#fff;box-shadow:0 40px 90px -40px rgba(23,35,41,.45),0 2px 8px rgba(23,35,41,.05)}
.livestage iframe{display:block;border:0;width:1360px;height:850px;transform-origin:0 0;pointer-events:none;background:#fff}
.livecap{border:1px solid var(--line);border-top:0;border-radius:0 0 20px 20px;background:#fff;padding:16px 20px 20px;display:flex;flex-direction:column;align-items:center;gap:12px}
.livenav{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:center}
.livenav button{font:inherit;cursor:pointer;border:1px solid #c7d0cc;background:#fff;color:var(--ink);transition:background .2s,border-color .2s,color .2s}
.livenav button:hover{border-color:var(--acc);color:var(--acc)}
#lv-prev,#lv-next{width:34px;height:34px;border-radius:50%;font-size:22px;line-height:1;padding:0 0 3px}
.livesteps{display:flex;gap:6px;flex-wrap:wrap;justify-content:center}
.livesteps button{width:32px;height:32px;border-radius:50%;font-size:13px;padding:0;color:var(--soft)}
.livesteps button.done{background:#e6f1f0;border-color:#b7d6d3;color:var(--acc)}.livesteps button.on{background:var(--acc);border-color:var(--acc);color:#fff;font-weight:700}
.livenav .pp{margin-left:10px;padding:7px 16px;border-radius:999px;font-size:13px}
.livecap p{margin:0;max-width:760px;text-align:center;font-size:17px;line-height:1.5;color:var(--ink);min-height:52px}
@media (max-width:760px){.livecap p{font-size:15px}.livesteps button{width:28px;height:28px}}