:root{
  --bg:#0b1020; --bg2:#11182e; --surface:#151d35; --surface2:#1b2544;
  --line:#26304f; --txt:#eef2ff; --muted:#9fb0d6; --brand:#3b82f6; --brand2:#22d3ee;
  --accent:#a78bfa; --ok:#34d399; --warn:#fbbf24; --danger:#f87171;
  --radius:16px; --radius-sm:10px; --max:1140px; --shadow:0 20px 50px -20px rgba(0,0,0,.6);
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
@media (prefers-color-scheme:light){
  :root:not([data-theme=dark]){
    --bg:#f4f6fc; --bg2:#eaeefb; --surface:#fff; --surface2:#f7f9ff;
    --line:#e2e8f5; --txt:#101830; --muted:#5a6b93; --shadow:0 20px 50px -24px rgba(30,50,100,.25);
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--txt);line-height:1.6;
  background-image:radial-gradient(1200px 600px at 80% -10%,rgba(59,130,246,.18),transparent 60%),radial-gradient(900px 500px at -10% 10%,rgba(167,139,250,.14),transparent 55%);
  background-attachment:fixed;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3{line-height:1.2;margin:0 0 .5em;font-weight:800;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,5vw,3.6rem)}
h2{font-size:clamp(1.6rem,3.5vw,2.5rem)}
p{margin:0 0 1rem}
.container{max-width:var(--max);margin:0 auto;padding:0 clamp(16px,4vw,28px)}
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.85rem 1.5rem;border-radius:999px;font-weight:700;
  border:1px solid transparent;cursor:pointer;transition:.2s transform,.2s box-shadow,.2s background;font-size:1rem}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#06121f;box-shadow:0 12px 30px -10px rgba(34,211,238,.5)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--txt)}
.btn-ghost:hover{background:var(--surface2)}
.btn-lg{padding:1.05rem 2rem;font-size:1.08rem}

/* header */
header.site{position:sticky;top:0;z-index:100;backdrop-filter:blur(14px);
  background:color-mix(in srgb,var(--bg) 78%,transparent);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:1rem;height:68px}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:800;font-size:1.22rem;letter-spacing:-.03em}
.brand .logo{width:34px;height:34px}
.nav-links{display:flex;gap:.3rem;margin-left:auto;align-items:center}
.nav-links a{padding:.5rem .85rem;border-radius:8px;color:var(--muted);font-weight:600;font-size:.96rem}
.nav-links a:hover,.nav-links a.active{color:var(--txt);background:var(--surface2)}
.nav-tools{display:flex;gap:.5rem;align-items:center}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang a{padding:.35rem .7rem;font-size:.82rem;font-weight:700;color:var(--muted)}
.lang a.on{background:var(--brand);color:#06121f}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:.4rem .55rem;cursor:pointer;color:var(--txt)}
@media(max-width:860px){
  .nav-links{position:fixed;inset:68px 0 auto 0;flex-direction:column;background:var(--bg2);
    border-bottom:1px solid var(--line);padding:1rem;gap:.2rem;display:none}
  .nav-links.open{display:flex}
  .nav-links a{width:100%}
  .burger{display:block;order:3}
  .nav-tools{margin-left:auto}
}

/* hero */
.hero{padding:clamp(3rem,8vw,6rem) 0 clamp(2rem,5vw,4rem);text-align:center}
.badge{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem .9rem;border-radius:999px;
  background:var(--surface2);border:1px solid var(--line);color:var(--muted);font-size:.85rem;font-weight:600;margin-bottom:1.3rem}
.badge .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(52,211,153,.2)}
.hero p.lead{font-size:clamp(1.05rem,2.2vw,1.3rem);color:var(--muted);max-width:640px;margin:0 auto 2rem}
.hero .cta{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap}
.grad{background:linear-gradient(120deg,var(--brand2),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}

/* generic sections */
section{padding:clamp(2.5rem,6vw,4.5rem) 0}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:.8rem;font-weight:800;color:var(--brand2);margin-bottom:.6rem}
.section-head{text-align:center;max-width:680px;margin:0 auto 2.5rem}
.section-head p{color:var(--muted)}
.grid{display:grid;gap:1.1rem}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.grid.c3,.grid.c4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid.c2,.grid.c3,.grid.c4{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow)}
.card h3{font-size:1.15rem;margin-bottom:.4rem}
.card p{color:var(--muted);font-size:.96rem;margin:0}
.ico{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;margin-bottom:1rem;
  background:linear-gradient(135deg,rgba(59,130,246,.2),rgba(34,211,238,.2));border:1px solid var(--line)}
.ico svg{width:24px;height:24px;stroke:var(--brand2)}

/* platforms */
.platforms{display:flex;gap:.7rem;flex-wrap:wrap;justify-content:center;margin-top:1.4rem}
.chip{display:inline-flex;align-items:center;gap:.5rem;padding:.55rem 1rem;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);font-weight:600;font-size:.92rem}
.chip svg{width:18px;height:18px;stroke:var(--muted)}

/* table pricing */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem}
@media(max-width:860px){.price-grid{grid-template-columns:1fr}}
.price{position:relative;display:flex;flex-direction:column}
.price.pop{border-color:var(--brand);box-shadow:0 0 0 1px var(--brand),var(--shadow)}
.price .tag{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--brand);color:#06121f;
  padding:.2rem .8rem;border-radius:999px;font-size:.78rem;font-weight:800}
.price .amt{font-size:2.4rem;font-weight:800;margin:.3rem 0}
.price .amt span{font-size:1rem;color:var(--muted);font-weight:600}
.price ul{list-style:none;padding:0;margin:1rem 0;display:flex;flex-direction:column;gap:.6rem}
.price li{display:flex;gap:.6rem;color:var(--muted);font-size:.95rem}
.price li::before{content:"✓";color:var(--ok);font-weight:800}
.price .btn{margin-top:auto}

/* demo */
.demo-wrap{display:grid;grid-template-columns:340px 1fr;gap:1.1rem;align-items:start}
@media(max-width:960px){.demo-wrap{grid-template-columns:1fr}}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.3rem}
.role-tabs{display:flex;gap:.4rem;background:var(--surface2);padding:.3rem;border-radius:12px;margin-bottom:1rem}
.role-tabs button{flex:1;padding:.6rem;border:none;background:transparent;color:var(--muted);font-weight:700;border-radius:9px;cursor:pointer}
.role-tabs button.on{background:var(--brand);color:#06121f}
.field{margin-bottom:1rem}
.field label{display:block;font-size:.82rem;font-weight:700;color:var(--muted);margin-bottom:.35rem;text-transform:uppercase;letter-spacing:.06em}
.field input{width:100%;padding:.8rem 1rem;border-radius:10px;border:1px solid var(--line);background:var(--bg2);color:var(--txt);font-size:1.1rem;font-family:ui-monospace,monospace}
.idbox{font-family:ui-monospace,monospace;font-size:1.9rem;font-weight:800;letter-spacing:.04em;color:var(--brand2);
  background:var(--bg2);border:1px dashed var(--line);border-radius:12px;padding:.8rem 1rem;text-align:center;user-select:all}
.stage{background:#05070f;border:1px solid var(--line);border-radius:var(--radius);min-height:420px;position:relative;overflow:hidden;display:grid;place-items:center}
.stage video{width:100%;height:100%;object-fit:contain;background:#000}
.stage .placeholder{color:var(--muted);text-align:center;padding:2rem}
.session-banner{position:absolute;top:0;left:0;right:0;z-index:5;display:none;align-items:center;gap:.6rem;
  background:linear-gradient(90deg,rgba(248,113,113,.95),rgba(251,191,36,.9));color:#1a0b0b;padding:.5rem 1rem;font-weight:700;font-size:.9rem}
.session-banner.show{display:flex}
.remote-cursor{position:absolute;width:20px;height:20px;pointer-events:none;z-index:6;transition:all .05s linear;display:none}
.toolbar{display:flex;gap:.5rem;flex-wrap:wrap;padding:.7rem;border-top:1px solid var(--line);background:var(--surface)}
.toolbar button{padding:.5rem .8rem;border-radius:8px;border:1px solid var(--line);background:var(--surface2);color:var(--txt);cursor:pointer;font-size:.88rem;font-weight:600}
.toolbar button:hover{background:var(--brand);color:#06121f}
.chatbox{display:flex;flex-direction:column;height:260px;border:1px solid var(--line);border-radius:12px;overflow:hidden;margin-top:1rem}
.chatlog{flex:1;overflow-y:auto;padding:.8rem;display:flex;flex-direction:column;gap:.5rem;font-size:.9rem}
.msg{padding:.45rem .7rem;border-radius:10px;max-width:85%}
.msg.me{align-self:flex-end;background:var(--brand);color:#06121f}
.msg.them{align-self:flex-start;background:var(--surface2)}
.chatin{display:flex;border-top:1px solid var(--line)}
.chatin input{flex:1;border:none;background:var(--bg2);color:var(--txt);padding:.7rem;outline:none}
.chatin button{border:none;background:var(--brand);color:#06121f;padding:0 1rem;cursor:pointer;font-weight:700}
.status{display:inline-flex;align-items:center;gap:.5rem;font-size:.85rem;color:var(--muted);margin-top:.6rem}
.status .dot{flex:none;width:9px;height:9px;border-radius:50%;background:var(--muted)}
.status .status-text{min-width:0}
.status.on .dot{background:var(--ok);box-shadow:0 0 0 4px rgba(52,211,153,.2)}

/* Demo guidata (simulazione a schermo singolo) */
.demo-cta{display:flex;flex-wrap:wrap;align-items:center;gap:.8rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.2rem;margin-bottom:1.5rem}
.demo-cta .lead{flex:1;min-width:220px;color:var(--muted);font-size:.92rem}
.demo-cta .lead strong{color:var(--txt)}
.btn-demo{display:inline-flex;align-items:center;gap:.5rem;border:none;cursor:pointer;font-weight:800;font-size:.95rem;padding:.7rem 1.2rem;border-radius:10px;background:linear-gradient(90deg,var(--brand),var(--brand2));color:#06121f;white-space:nowrap}
.btn-demo:hover{filter:brightness(1.07)}
.sim{position:absolute;inset:0;z-index:7;display:none;overflow:hidden;font-size:.85rem}
.sim.show{display:block}
.sim-wall{position:absolute;inset:0;background:radial-gradient(120% 120% at 20% 0%,#113a63 0%,#0a2740 45%,#061a2c 100%)}
.sim-wall::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:34px 34px;opacity:.5}
.sim-top{position:absolute;top:0;left:0;right:0;height:30px;z-index:4;display:flex;align-items:center;gap:.5rem;padding:0 .8rem;color:#dbeafe;background:rgba(5,11,22,.72);border-bottom:1px solid rgba(255,255,255,.08);font-size:.74rem;transform:translateY(-100%);transition:transform .4s ease}
.sim-top.show{transform:none}
.sim-top .sdot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(52,211,153,.25)}
.sim-dock{position:absolute;left:50%;bottom:12px;transform:translateX(-50%);display:flex;gap:.7rem;z-index:3;background:rgba(5,11,22,.55);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:.5rem .7rem;backdrop-filter:blur(6px)}
.sim-ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:1.3rem;background:linear-gradient(160deg,#1b3350,#0f2338);border:1px solid rgba(255,255,255,.12);transition:transform .2s,box-shadow .2s}
.sim-ico.hot{transform:translateY(-6px) scale(1.08);box-shadow:0 10px 24px rgba(27,211,232,.35)}
.sim-win{position:absolute;left:8%;top:22%;width:60%;z-index:5;background:#0e1a2c;border:1px solid rgba(255,255,255,.14);border-radius:12px;box-shadow:0 26px 60px rgba(0,0,0,.55);overflow:hidden;opacity:0;transform:translateY(14px) scale(.97);transition:opacity .35s,transform .35s;pointer-events:none}
.sim-win.show{opacity:1;transform:none}
.sim-win .tb{height:32px;display:flex;align-items:center;gap:.45rem;padding:0 .7rem;background:#132236;border-bottom:1px solid rgba(255,255,255,.08);color:#dbe8ff;font-weight:600;font-size:.8rem}
.sim-win .tb .b{width:11px;height:11px;border-radius:50%}
.sim-win .bd{padding:1rem 1.1rem;color:#c9d9ee}
.sim-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.6rem 0;border-bottom:1px solid rgba(255,255,255,.07)}
.sim-row:last-child{border-bottom:none}
.sim-tgl{flex:none;width:46px;height:26px;border-radius:14px;background:#33415a;position:relative;transition:background .3s}
.sim-tgl .k{position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;transition:left .3s}
.sim-tgl.on{background:var(--ok)}
.sim-tgl.on .k{left:23px}
.sim-cursor{position:absolute;left:50%;top:92%;width:22px;height:22px;z-index:9;pointer-events:none;opacity:0;transition:left 1s cubic-bezier(.4,0,.2,1),top 1s cubic-bezier(.4,0,.2,1),opacity .3s;filter:drop-shadow(0 2px 3px rgba(0,0,0,.6))}
.sim-cursor.show{opacity:1}
.sim-cursor.click{animation:simclick .35s ease}
@keyframes simclick{0%{transform:scale(1)}40%{transform:scale(1.5)}100%{transform:scale(1)}}
.sim-chat{position:absolute;right:14px;bottom:70px;width:min(240px,46%);z-index:8;display:flex;flex-direction:column;gap:.45rem}
.sim-bubble{padding:.5rem .7rem;border-radius:12px;font-size:.8rem;line-height:1.3;opacity:0;transform:translateY(8px);transition:opacity .3s,transform .3s;box-shadow:0 6px 18px rgba(0,0,0,.35)}
.sim-bubble.show{opacity:1;transform:none}
.sim-bubble.op{align-self:flex-start;background:#13263d;border:1px solid rgba(255,255,255,.12);color:#eaf2ff}
.sim-bubble.me{align-self:flex-end;background:var(--brand);color:#06121f;font-weight:600}
.sim-toast{position:absolute;left:14px;bottom:70px;z-index:8;background:rgba(5,11,22,.9);border:1px solid rgba(255,255,255,.14);color:#eaf2ff;border-radius:10px;padding:.5rem .75rem;font-size:.8rem;opacity:0;transform:translateY(8px);transition:opacity .3s,transform .3s}
.sim-toast.show{opacity:1;transform:none}
.sim-consent{position:absolute;inset:0;z-index:10;display:grid;place-items:center;padding:1rem;background:rgba(0,0,0,.5);opacity:0;transition:opacity .3s}
.sim-consent.show{opacity:1}
.sim-consent .cbox{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:1.4rem;text-align:center;max-width:320px}
.sim-consent .who{font-weight:800;color:var(--brand2);margin:.4rem 0 .2rem}
.sim-consent .crow{display:flex;gap:.5rem;margin-top:1rem}
.sim-consent .crow .btn{flex:1;padding:.55rem}
.sim-cbtn.hot{box-shadow:0 0 0 3px rgba(27,211,232,.6)}
.sim-end{position:absolute;inset:0;z-index:12;display:none;place-items:center;text-align:center;padding:1.4rem;background:rgba(6,15,26,.88);backdrop-filter:blur(3px)}
.sim-end.show{display:grid}
.sim-end h3{font-size:1.3rem;margin-bottom:.5rem;color:#fff}
.sim-end p{color:#aec3dd;max-width:420px;margin:0 auto 1.1rem}
.sim-end .erow{display:flex;gap:.6rem;flex-wrap:wrap;justify-content:center}
.sim-close{position:absolute;top:6px;right:8px;z-index:13;background:rgba(5,11,22,.7);border:1px solid rgba(255,255,255,.18);color:#dbeafe;border-radius:8px;width:28px;height:28px;cursor:pointer;line-height:1;font-size:1rem}
@media(max-width:600px){.sim-win{width:84%;left:8%}.sim-chat{width:54%}}
.consent{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:200;display:none;place-items:center;padding:1rem}
.consent.show{display:grid}
.consent .box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem;max-width:420px;text-align:center}
.consent .who{font-weight:800;font-size:1.2rem;color:var(--brand2);margin:.5rem 0}
.consent .row{display:flex;gap:.6rem;margin-top:1.3rem}
.consent .row .btn{flex:1}

/* notice */
.notice{background:color-mix(in srgb,var(--warn) 14%,var(--surface));border:1px solid color-mix(in srgb,var(--warn) 40%,var(--line));
  border-radius:var(--radius-sm);padding:1rem 1.2rem;font-size:.92rem;color:var(--txt)}
.notice strong{color:var(--warn)}

/* legal pages */
.legal{max-width:820px;margin:0 auto}
.legal h2{margin-top:2rem}
.legal h3{margin-top:1.4rem;font-size:1.1rem}
.legal p,.legal li{color:var(--muted)}
.legal a{color:var(--brand2);text-decoration:underline}

/* footer */
footer.site{border-top:1px solid var(--line);background:var(--bg2);padding:3rem 0 2rem;margin-top:3rem}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2rem}
@media(max-width:800px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.foot-grid{grid-template-columns:1fr}}
footer.site h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:.8rem}
footer.site a{display:block;color:var(--muted);padding:.2rem 0;font-size:.93rem}
footer.site a:hover{color:var(--txt)}
.foot-legal{border-top:1px solid var(--line);margin-top:2rem;padding-top:1.3rem;color:var(--muted);font-size:.88rem;text-align:left}
.foot-legal p{margin:.15rem 0}
.foot-banner{margin-top:1.6rem;padding-top:.4rem;display:flex;flex-direction:column;align-items:center;gap:.6rem;text-align:center}
.foot-logo{height:48px;width:auto;opacity:.95}
.powered-by{margin:0;font-size:1rem}
.powered-by a{display:inline;color:var(--brand2);text-decoration:underline}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}