:root{
  --ink:#04050a; --ink2:#080b14; --line:rgba(236,232,223,.13); --line2:rgba(236,232,223,.07);
  --text:#ece8df; --mute:#9a9a9e; --gold:#d8b26a; --red:#e4473a; --ice:#8cc0ff;
  --serif:"Instrument Serif","Times New Roman",serif; --sans:"Inter Tight","Segoe UI",system-ui,sans-serif; --mono:"JetBrains Mono",ui-monospace,Consolas,monospace;
  --gut:clamp(16px,3.6vw,56px); --gap:clamp(16px,2.2vw,36px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--ink);color:var(--text);font:400 clamp(15px,.5vw + 12.5px,17px)/1.6 var(--sans);overflow-x:hidden}
img,svg,canvas{display:block;max-width:100%}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:var(--gold);color:#120d02}

#gl{position:fixed;inset:0;width:100%;height:100%;z-index:-3;transition:opacity .6s}
#veil{position:fixed;inset:0;z-index:-2;pointer-events:none;background:radial-gradient(120% 90% at 50% 0%,transparent 45%,rgba(4,5,10,.6) 100%)}

.mono{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase}
.tiny{font-size:.62rem;letter-spacing:.1em;line-height:1.7;color:var(--mute);text-transform:none}
.eyebrow{color:var(--gold);display:flex;align-items:center;gap:.9em;margin-bottom:1rem}
.eyebrow::before{content:"";width:2rem;height:1px;background:var(--gold)}
h1,h2{font-family:var(--serif);font-weight:400;line-height:1.02;letter-spacing:-.01em}
h3{font-family:var(--sans);font-weight:500;line-height:1.2;font-size:clamp(1.15rem,1.2vw + .8rem,1.6rem);letter-spacing:-.005em}
h1{font-size:clamp(2.6rem,6.6vw,6.4rem)}
h2{font-size:clamp(2rem,4.2vw,3.8rem);max-width:18em}
em{font-style:italic;color:var(--gold)}
.wrap{padding-inline:var(--gut);max-width:1560px;margin-inline:auto}
section{position:relative;padding-block:clamp(36px,5vw,76px)}
.lead{font-size:clamp(1rem,.5vw + .9rem,1.22rem);color:#cfcbc2;max-width:40em}
.txt p{color:#c9c5bb;margin-bottom:1rem;max-width:40em}
.txt h3{margin-bottom:.8rem}
.txt .why{color:var(--gold);font-size:.95em}
.note{color:var(--mute);margin-top:.8rem}
.shead{margin-bottom:clamp(20px,3vw,44px)}
.shead .lead{margin-top:1rem}

/* grid */
.grid12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:var(--gap);row-gap:var(--gap);align-items:start}
.c4{grid-column:span 4}.c5{grid-column:span 5}.c6{grid-column:span 6}.c7{grid-column:span 7}.c8{grid-column:span 8}
.rev>:first-child{order:2}
.lift{margin-top:clamp(0px,4vw,64px)}.lift2{margin-top:clamp(0px,2vw,28px)}
.sticky{position:sticky;top:90px}
.idea{margin-bottom:clamp(36px,5vw,72px)}
.idea .num{display:inline-block;color:var(--ink);background:var(--gold);padding:.15em .6em;margin-bottom:.9rem}

/* panels with corner brackets */
.panel{position:relative;border:1px solid var(--line2);background:linear-gradient(180deg,rgba(10,14,24,.72),rgba(6,8,14,.6))}
.br::before,.br::after{content:"";position:absolute;width:14px;height:14px;pointer-events:none;border:1px solid var(--gold);opacity:.8}
.br::before{left:-1px;top:-1px;border-right:0;border-bottom:0}
.br::after{right:-1px;bottom:-1px;border-left:0;border-top:0}
.vis,.stage{padding:clamp(8px,1.4vw,20px);min-height:140px}
.vis svg,.stage svg{width:100%;height:auto}

/* ribbon + nav */
.ribbon{position:fixed;left:0;right:0;top:0;z-index:80;text-align:center;padding:5px 10px;background:#17110a;color:var(--gold);border-bottom:1px solid #3a2d12;font-size:.62rem}
nav{position:fixed;top:26px;left:0;right:0;z-index:70;display:flex;align-items:center;justify-content:space-between;padding:12px var(--gut);transition:background .4s}
nav.solid{background:rgba(4,5,10,.72);backdrop-filter:blur(14px)}
.logo{font-family:var(--serif);font-size:1.6rem;text-decoration:none}.logo b{font-weight:400;color:var(--gold);font-style:italic}
nav ul{display:flex;gap:clamp(12px,1.8vw,30px);list-style:none}
nav ul a{text-decoration:none;color:#b9b5aa;transition:color .3s}nav ul a:hover{color:var(--gold)}
.pill{text-decoration:none;border:1px solid var(--gold);color:var(--gold);padding:.55em 1.1em;transition:.3s}.pill:hover{background:var(--gold);color:var(--ink)}
@media(max-width:1100px){nav ul{display:none}}

/* hero */
.hero{min-height:100svh;align-items:center;padding-top:110px;padding-bottom:40px}
.hero-copy{grid-column:1 / span 7}
.hero h1 span{display:inline-block}
.hero .lead{margin:1.4rem 0 1.6rem}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:2rem}
.btn{display:inline-block;text-decoration:none;background:var(--gold);color:#120d02;padding:.85em 1.5em;font-weight:500;font-size:.95rem;border:1px solid var(--gold);transition:.3s}
.btn:hover{background:transparent;color:var(--gold)}
.btn.ghost{background:transparent;color:var(--text);border-color:var(--line)}.btn.ghost:hover{border-color:var(--gold);color:var(--gold)}
.facts{display:flex;flex-wrap:wrap;list-style:none;border-top:1px solid var(--line2);padding-top:1rem}
.facts li{padding-right:clamp(16px,2.6vw,40px);margin-right:clamp(16px,2.6vw,40px);border-right:1px solid var(--line2)}
.facts li:last-child{border:0}
.facts b{display:block;font-family:var(--serif);font-weight:400;font-size:clamp(1.8rem,3vw,2.8rem);line-height:1.1}
.facts span{color:var(--mute);font-size:.62rem}
.hud{grid-column:9 / span 4;align-self:end;display:flex;flex-direction:column;gap:6px;color:var(--ice);font-size:.62rem;text-align:right;padding-bottom:2rem}
.hud i{font-style:normal;opacity:.75}.hud #clock{color:var(--gold)}

/* flow list (no tables) */
.flow{list-style:none;margin:1rem 0;border-left:1px solid var(--line)}
.flow li{position:relative;padding:.4rem 0 .4rem 1.3rem;color:#bdb9af;max-width:42em}
.flow li::before{content:"";position:absolute;left:-3px;top:.95rem;width:5px;height:5px;background:var(--ink);border:1px solid var(--gold);transform:rotate(45deg)}
.flow b{display:block;color:var(--gold);font-weight:400;font-size:.62rem;margin-bottom:.1rem}

/* trace logs */
.trace{margin-top:1.2rem;min-height:8.5em;padding:.9rem 1rem;border:1px solid var(--line2);background:rgba(6,8,14,.5);color:var(--ice);font-size:.62rem;line-height:1.9;letter-spacing:.06em;text-transform:none;white-space:pre-wrap;overflow:hidden}
.trace .l{display:block;opacity:.45}.trace .l:last-child{opacity:1;color:var(--gold)}

/* hub */
.hub{position:relative;width:100%;aspect-ratio:1000/640;max-width:1500px;margin:0 auto}
.hub-lines{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.hub-lines path.ln{stroke:rgba(140,192,255,.2);fill:none;stroke-width:1;vector-effect:non-scaling-stroke;transition:stroke .3s,stroke-width .3s}
.hub-lines path.ln.on{stroke:var(--gold)}
.hub-lines ellipse{fill:none;stroke:rgba(236,232,223,.08);stroke-dasharray:2 6;vector-effect:non-scaling-stroke}
.core{position:absolute;left:50%;top:50%;width:21%;aspect-ratio:1;transform:translate(-50%,-50%);display:grid;place-items:center}
.core #coremesh{position:absolute;inset:0}
.core span{position:relative;color:var(--gold);background:rgba(4,5,10,.7);padding:.2em .6em}
.node{position:absolute;transform:translate(-50%,-50%);width:clamp(110px,12.5%,176px);text-align:center;cursor:pointer;padding:6px 4px;transition:transform .35s cubic-bezier(.2,.8,.2,1)}
.node .ico{width:clamp(40px,4.6vw,64px);margin:0 auto 4px;color:var(--ice);transition:color .3s}
.node h4{font:500 clamp(.74rem,.55vw + .5rem,.95rem)/1.2 var(--sans);color:var(--text)}
.node p{font-size:clamp(.62rem,.35vw + .5rem,.78rem);line-height:1.35;color:var(--mute);margin-top:2px;display:none}
.node:hover,.node:focus-visible{transform:translate(-50%,-50%) scale(1.08);outline:0}
.node:hover .ico,.node:focus-visible .ico{color:var(--gold)}
.node::after{content:"";position:absolute;inset:0;border:1px solid transparent;transition:.3s}
.node:hover::after{border-color:var(--line);background:rgba(10,14,24,.5);z-index:-1}
@media(min-width:1200px){.node p{display:block}}
@media(max-width:900px){
  .hub{aspect-ratio:auto}
  .hub-lines{display:none}
  .core{position:relative;left:auto;top:auto;transform:none;width:min(46vw,200px);margin:0 auto 16px}
  .nodes{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
  .node{position:relative;left:auto!important;top:auto!important;transform:none!important;width:auto;border:1px solid var(--line2);padding:12px 6px}
  .node .ico{width:44px}
}
@media(max-width:560px){.nodes{grid-template-columns:repeat(2,1fr)}}

/* engines */
.engines{margin-bottom:var(--gap)}
.eng{padding:clamp(18px,2vw,30px)}
.eng .tag,.ed .tag{display:inline-block;color:var(--ink);background:var(--ice);padding:.2em .7em;margin-bottom:.8rem}
.eng.r .tag{background:var(--gold)}
.eng p{color:#c4c0b6;margin:.8rem 0}
.chips{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin-top:.8rem}
.chips li{border:1px solid var(--line);padding:.25em .7em;color:var(--mute);font-size:.6rem}
.charts{margin-top:0}
.charts figure{padding:clamp(12px,1.6vw,22px)}
.charts figcaption{color:var(--mute);margin-bottom:.8rem;font-size:.62rem}
.chart{position:relative}
.chart svg{width:100%;height:auto}
.tip{position:absolute;pointer-events:none;opacity:0;transform:translate(-50%,-120%);background:#0b0f1a;border:1px solid var(--line);padding:8px 10px;font-size:.78rem;line-height:1.5;transition:opacity .2s;white-space:nowrap}
.note-big{align-self:center}

/* controllo */
#controllo .grid12{row-gap:var(--gap)}

/* cases */
.cases{columns:2 420px;column-gap:var(--gap)}
.case{break-inside:avoid;margin-bottom:var(--gap);padding:clamp(14px,1.6vw,24px)}
.case h3{margin:.4rem 0 .5rem}
.case p{color:#bdb9af;font-size:.95em;margin-top:.5rem}
.case .cv{margin:.6rem 0}

/* editions */
.eds{margin-bottom:clamp(30px,4vw,60px)}
.ed{padding:clamp(16px,1.8vw,26px)}
.ed .edv{margin-bottom:.8rem;opacity:.9}
.ed h3{margin:.2rem 0 .7rem}
.ed p{color:#c4c0b6;font-size:.95em;margin-bottom:.8rem}
.ed .why{color:var(--gold)}
.ed.hi{border-color:rgba(216,178,106,.45)}
.ed .tag{background:transparent;color:var(--gold);border:1px solid var(--gold)}
.cont{align-items:center}

/* family */
.fam{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:var(--gap)}
.prod{grid-column:span 4;display:block;text-decoration:none;padding:clamp(14px,1.6vw,22px);transition:border-color .3s,transform .4s}
.prod:nth-child(3n+2){margin-top:clamp(0px,3vw,44px)}
.prod:nth-child(3n){margin-top:clamp(0px,1.4vw,20px)}
.prod:hover{border-color:rgba(216,178,106,.5);transform:translateY(-4px)}
.prod .pv{margin-bottom:.6rem;opacity:.8}
.prod b{display:block;font-weight:500;font-size:1.1rem}
.prod span{display:block;color:#b2aea4;font-size:.9rem;margin:.3rem 0 .7rem}
.prod em{font-style:normal;color:var(--gold);font-size:.6rem}
@media(max-width:1000px){.prod{grid-column:span 6}}

/* fillers */
.fill{position:absolute;pointer-events:none;opacity:.5;width:min(38vw,520px);z-index:-1}
.f1{right:-6%;bottom:-8%}

/* closing */
.close{text-align:center;min-height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding-bottom:0}
.close h2{max-width:none;font-size:clamp(2.4rem,6.6vw,6rem)}
.close .lead{margin:1.2rem auto}
.close .eyebrow{justify-content:center}.close .eyebrow::before{display:none}
.signup{display:flex;gap:8px;margin:1.4rem 0;width:min(520px,100%)}
.signup input{flex:1;min-width:0;background:rgba(6,8,14,.7);border:1px solid var(--line);color:var(--text);padding:.85em 1em;font:inherit;outline:0}
.signup input:focus{border-color:var(--gold)}
.close footer{margin-top:auto;padding:4rem 0 1.4rem;color:var(--mute);font-size:.58rem}

/* dialog */
dialog{margin:auto;width:min(1100px,92vw);height:70vh;max-height:92vh;border:1px solid var(--line);background:rgba(7,10,18,.96);color:var(--text);padding:0;overflow:hidden;position:fixed}
dialog::backdrop{background:rgba(2,3,8,.72);backdrop-filter:blur(6px)}
dialog[open]{animation:dpop .35s cubic-bezier(.2,.8,.2,1)}
@keyframes dpop{from{opacity:0;transform:translateY(14px) scale(.98)}}
#dx{position:absolute;right:10px;top:6px;z-index:3;width:38px;height:38px;font-size:1.6rem;color:var(--mute)}#dx:hover{color:var(--gold)}
#dbody{height:100%;overflow-y:auto;overscroll-behavior:contain;padding:clamp(18px,3vw,38px);scrollbar-width:thin;scrollbar-color:var(--gold) transparent}
.dgrid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(16px,2.6vw,38px);align-items:start}
.dgrid .dvis{position:sticky;top:0;border:1px solid var(--line2);padding:10px;background:rgba(4,5,10,.5)}
.dtag{color:var(--gold);margin-bottom:.6rem}
#dbody h2{font-size:clamp(1.8rem,3.4vw,2.8rem);margin-bottom:.8rem;max-width:none}
#dbody h4{font:400 .66rem/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--gold);margin:1.6rem 0 .6rem}
#dbody .lead{font-size:1.02rem}
#dbody ol{list-style:none;counter-reset:s;border-left:1px solid var(--line)}
#dbody ol li{counter-increment:s;position:relative;padding:.35rem 0 .35rem 1.8rem;color:#cbc7bd}
#dbody ol li::before{content:counter(s);position:absolute;left:-.8rem;top:.4rem;width:1.5rem;height:1.5rem;display:grid;place-items:center;background:var(--ink);border:1px solid var(--gold);color:var(--gold);font:.65rem var(--mono)}
#dbody ul.tech{list-style:none}
#dbody ul.tech li{padding:.3rem 0 .3rem 1rem;position:relative;color:#bdb9af;font-size:.95em}
#dbody ul.tech li::before{content:"";position:absolute;left:0;top:.85rem;width:5px;height:1px;background:var(--gold)}
#dbody .decide{display:flex;flex-wrap:wrap;gap:6px}
#dbody .decide span{border:1px solid var(--line);padding:.35em .8em;font-size:.85rem;color:#d8d4c9}
#dbody .ex{border:1px dashed var(--line);padding:.8rem 1rem;color:var(--ice);font-size:.92rem}
#dbody .lim{color:#b2aea4;font-size:.93rem;border-left:2px solid var(--red);padding-left:.9rem}
@media(max-width:820px){.dgrid{grid-template-columns:1fr}.dgrid .dvis{position:static}dialog{width:96vw;height:84vh}}

/* reveal */
.rv{opacity:0;transform:translateY(24px)}

/* responsive collapse */
@media(max-width:900px){
  .grid12{display:block}
  .grid12>*{margin-bottom:var(--gap)}
  .hero-copy{grid-column:auto}.hud{display:none}
  .rev>:first-child{order:0}
  .lift,.lift2{margin-top:0}
  .sticky{position:static}
  .fam{grid-template-columns:1fr 1fr}
  .prod{grid-column:auto}.prod:nth-child(n){margin-top:0}
  .hero{min-height:auto;padding-top:120px}
  .fill{display:none}
}
@media(max-width:560px){.fam{grid-template-columns:1fr}.facts li{margin-right:12px;padding-right:12px}}

@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto}.rv{opacity:1;transform:none}}
.nogl #gl{display:none}

#dbody ul.plist{list-style:none;display:grid;gap:.55rem}
#dbody ul.plist li{padding-left:1rem;position:relative}
#dbody ul.plist li::before{content:"";position:absolute;left:0;top:.62rem;width:5px;height:5px;border:1px solid var(--gold);transform:rotate(45deg)}
#dbody ul.plist b{display:block;font-weight:500;color:var(--text)}
#dbody ul.plist span{color:#b2aea4;font-size:.93rem}
#dbody .note{color:#b2aea4;font-size:.93rem;border-left:2px solid var(--line);padding-left:.9rem}

/* selettore lingua */
nav{gap:14px}nav .logo{margin-right:auto}nav ul{margin-right:auto}
.lang{position:relative;margin-left:auto}
.lbtn{display:flex;align-items:center;gap:8px;background:rgba(4,5,10,.55);border:1px solid var(--line);color:var(--text);padding:.5em .8em;font-size:.72rem;letter-spacing:.14em;cursor:pointer;transition:border-color .3s}
.lbtn:hover,.lang.open .lbtn{border-color:var(--gold)}
.lbtn .fi{width:1.25em;height:.95em;background-size:cover;background-position:center;border-radius:1px}
.lbtn i{width:6px;height:6px;border-right:1px solid var(--gold);border-bottom:1px solid var(--gold);transform:rotate(45deg) translateY(-2px);transition:transform .25s}
.lang.open .lbtn i{transform:rotate(-135deg)}
.llist{position:absolute;right:0;top:calc(100% + 8px);width:min(300px,92vw);max-height:min(62vh,440px);overflow-y:auto;list-style:none;background:rgba(6,8,14,.96);backdrop-filter:blur(16px);border:1px solid var(--line2);padding:6px;display:none;z-index:90;box-shadow:0 24px 60px rgba(0,0,0,.6)}
.lang.open .llist{display:block}
.llist li{display:grid;grid-template-columns:1.6em 3.2em 1fr;align-items:center;gap:10px;padding:.55em .7em;cursor:pointer;color:#cfcbc0;font-size:.9rem;min-height:40px}
.llist li:hover,.llist li:focus{background:rgba(216,178,106,.1);color:#fff;outline:none}
.llist li[aria-selected=true]{color:var(--gold)}
.llist li b{font-size:.7rem;letter-spacing:.12em;color:var(--gold)}
.llist .fi{width:1.6em;height:1.2em;background-size:cover;background-position:center}
.lang.fail .lbtn{border-color:var(--red)}
@media(max-width:560px){.lbtn{padding:.5em .6em}nav .pill{padding:.6em .8em;font-size:.62rem}}
@media(max-width:700px){.lang{position:static}.llist{position:fixed;left:12px;right:12px;top:78px;width:auto;max-height:70vh}}

.llist li.off{opacity:.35;cursor:not-allowed}
.lmsg{display:none;position:absolute;right:0;top:calc(100% + 8px);width:min(300px,92vw);background:rgba(6,8,14,.96);border:1px solid var(--line2);padding:.8rem 1rem;font-size:.85rem;color:#cfcbc0;z-index:89;line-height:1.45}
.lang.note .lmsg{display:block}.lang.open .lmsg{display:none}.lang.fail .lmsg{border-color:var(--red)}
@media(max-width:700px){.lmsg{position:fixed;left:12px;right:12px;top:78px;width:auto}}

.lang.hint .lbtn::after{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold);animation:hp 1.6s ease-in-out infinite}@keyframes hp{50%{opacity:.25}}