:root{
  --bg:#0C0C0C;--ink:#F2F1EC;--muted:#A3A29C;--dim:#8E8D86;
  --line:rgba(242,241,236,.12);--line-2:rgba(242,241,236,.28);
  --red:#E8413C;--red-fill:#D93832;
  --accent:var(--red);--accent-fill:var(--red-fill);
  --sans:'Instrument Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
  --serif:'Instrument Serif',Georgia,serif;
  --mono:'JetBrains Mono',ui-monospace,Menlo,monospace;
  --gut:clamp(16px,4vw,56px);
  --top:72px;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--top) + 16px);scroll-padding-bottom:96px;-webkit-text-size-adjust:100%}
body{margin:0;min-height:100svh;color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:clip;
  background-color:var(--bg);
  /* colonne di servizio, come le righe di un foglio tecnico */
  background-image:linear-gradient(90deg,rgba(242,241,236,.035) 1px,transparent 1px);
  background-size:calc((100% - 2 * var(--gut)) / 6) 100%;background-position:var(--gut) 0;background-attachment:fixed}
a{color:inherit}
p{margin:0}
:focus-visible{outline:2px solid var(--ink);outline-offset:4px;border-radius:4px}
.skip{position:fixed;z-index:50;left:var(--gut);top:12px;padding:12px 18px;background:var(--ink);color:var(--bg);border-radius:999px;font-weight:600;text-decoration:none;transform:translateY(-200%)}
.skip:focus{transform:none}
.mono{font-family:var(--mono);font-size:12px;font-weight:400;letter-spacing:.12em;text-transform:uppercase}
.ser{font-family:var(--serif);font-style:italic;font-weight:400}
/* il punto del marchio è tondo: il glifo resta nel testo (copia, lettori di schermo), si disegna un cerchio */
.dot{display:inline-block;width:.2em;height:.2em;margin-left:.045em;border-radius:50%;background:var(--red);color:transparent;overflow:hidden;vertical-align:baseline;line-height:1}

/* ---------- scena ---------- */
.stage{position:fixed;inset:0;z-index:0;pointer-events:none}
.gl{position:absolute;inset:0;opacity:0;transition:opacity 1.4s var(--ease)}
.gl canvas{display:block;width:100%;height:100%}
.gl-ready .gl{opacity:1}
.orb{position:absolute;left:67%;top:62%;width:min(30vw,40vh);aspect-ratio:1;border-radius:50%;translate:-50% -50%;
  background:radial-gradient(circle at 34% 30%,#ff8f85 0,var(--red) 30%,#8f1d19 72%,#3a0b09 100%);
  box-shadow:0 0 140px 40px rgba(232,65,60,.22)}
.gl-ready .orb{display:none}
.labels{position:absolute;inset:0;overflow:hidden}
.lbl{position:absolute;left:0;top:0;display:flex;align-items:center;gap:10px;translate:-3px -50%;visibility:hidden;
  font-family:var(--mono);font-size:11px;line-height:1.5;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
.lbl::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--red);flex:none;box-shadow:0 0 0 3px rgba(232,65,60,.18)}
.lbl .ln{width:36px;height:1px;background:var(--line-2);flex:none}
.lbl i{font-style:normal;color:var(--ink);margin-right:10px}
.lbl > span:last-child{text-shadow:0 0 6px var(--bg),0 0 14px var(--bg),0 0 2px var(--bg)}
.lbl.flip{flex-direction:row-reverse;translate:calc(-100% + 3px) -50%;text-align:right}

/* ---------- testata ---------- */
.top{position:fixed;z-index:20;inset:0 0 auto;height:var(--top);display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 var(--gut);
  border-bottom:1px solid var(--line);background:linear-gradient(rgba(12,12,12,.82),rgba(12,12,12,.4));backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.logo{font-weight:700;font-size:22px;letter-spacing:-.045em;text-decoration:none}
.site-nav{display:flex;align-items:center;gap:clamp(10px,1.1vw,20px)}
.site-nav a{display:inline-flex;align-items:center;min-height:44px;color:var(--muted);font-size:14px;text-decoration:none;white-space:nowrap;transition:color .2s}
.site-nav a:hover,.site-nav a[aria-current]{color:var(--ink)}
.site-nav .site-nav-contact{display:none}
.menu-toggle{display:none;align-items:center;gap:10px;min-height:44px;padding:0 14px;border:1px solid var(--line-2);border-radius:999px;background:var(--bg);color:var(--ink);font:inherit;font-size:15px;cursor:pointer}
.menu-icon{width:16px;height:10px;border-top:1px solid currentColor;border-bottom:1px solid currentColor;transition:transform .2s}
.menu-toggle[aria-expanded="true"] .menu-icon{transform:rotate(90deg)}
.pulse{width:6px;height:6px;border-radius:50%;background:var(--red);animation:pulse 2.4s ease-in-out infinite}
@keyframes pulse{50%{opacity:.3}}
.top-cta{display:inline-flex;align-items:center;min-height:44px;padding:0 18px;border:1px solid var(--line-2);border-radius:999px;font-size:15px;text-decoration:none;transition:background-color .3s,color .3s}
.top-cta:hover{background:var(--ink);color:var(--bg)}

/* ---------- capitoli ---------- */
main{position:relative;z-index:1}
.chap{position:relative;min-height:100svh;padding:calc(var(--top) + 64px) var(--gut) 140px;display:flex;flex-direction:column;justify-content:center}
/* velo dietro il testo: lo sciame passa anche lì */
.chap::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(90deg,rgba(12,12,12,.8) 0%,rgba(12,12,12,.5) 34%,rgba(12,12,12,0) 56%)}
.chap-copy{max-width:540px}
.kicker{color:var(--red);margin-bottom:24px}
.big{margin:0;font-size:clamp(44px,6vw,96px);line-height:.9;letter-spacing:-.05em;font-weight:600;text-transform:uppercase}
.big .ser{text-transform:none;color:var(--red);font-size:1.14em;line-height:.8;letter-spacing:-.02em}
.lead{margin-top:28px;max-width:440px;color:var(--muted);font-size:18px;text-wrap:pretty}
.specs{list-style:none;margin:36px 0 0;padding:0;max-width:460px;border-top:1px solid var(--line)}
.specs li{display:flex;flex-direction:column;padding:11px 0 11px 18px;border-bottom:1px solid var(--line);position:relative}
.specs li::before{content:"";position:absolute;left:0;top:23px;width:5px;height:5px;border-radius:50%;background:var(--red)}
.specs b{font-weight:600;font-size:18px;letter-spacing:-.01em}
.specs li > span:last-child{color:var(--muted);font-size:15px}

/* ---------- hero ---------- */
.hero{justify-content:space-between;gap:48px;padding-bottom:110px}
.hero::before{background:linear-gradient(90deg,rgba(12,12,12,.7) 0%,rgba(12,12,12,0) 50%)}
.wordmark{margin:0;font-size:clamp(64px,18.6vw,290px);line-height:.82;letter-spacing:-.065em;font-weight:700;white-space:nowrap}
.w{display:inline-block;overflow:hidden;vertical-align:bottom;padding-bottom:.04em}
.w > span{display:inline-block;animation:up 1.1s var(--ease) both}
.w + .w > span{animation-delay:.25s}
@keyframes up{from{transform:translateY(105%)}}
/* Effetto sul nome (js/wordmark.js). Finché lo script non parte il nome della home resta nascosto; dopo 3 s ricompare comunque */
.fx-wait #t0{opacity:0;animation:fx-safe 0s 3s forwards}
@keyframes fx-safe{to{opacity:1}}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.fx{position:relative;display:inline-block;vertical-align:bottom}
.wordmark .fx{padding-bottom:.04em}
.fx .dot{transition:width .5s var(--ease),height .5s var(--ease),margin .5s var(--ease),border-radius .5s var(--ease),transform .5s var(--ease),background-color .35s}
/* il «_»: stessa larghezza del punto nel layout, così il nome non si sposta quando cambia */
.fx .dot.caret{width:.4em;height:.07em;margin-left:.06em;margin-right:-.215em;border-radius:0;background:var(--ink);transform:translateY(.05em);animation:caret 1.05s steps(1) infinite}
.fx .dot.caret.typing,.still .fx .dot.caret{animation:none}
@keyframes caret{50%{opacity:0}}
.fx.tv > .fx-t,.fx.tv > .dot{visibility:hidden}
.fx-tv{--ca:0em;position:absolute;inset:0;pointer-events:none;text-shadow:calc(var(--ca) * -1) 0 rgba(232,65,60,.9),var(--ca) 0 rgba(90,200,255,.75)}
.fx-tv.scan{-webkit-mask-image:repeating-linear-gradient(180deg,#000 0 2px,rgba(0,0,0,.3) 2px 4px);mask-image:repeating-linear-gradient(180deg,#000 0 2px,rgba(0,0,0,.3) 2px 4px)}
.fx-band{position:absolute;inset:0;white-space:nowrap}
.fx-tv .dot{text-shadow:none;box-shadow:calc(var(--ca) * -1) 0 rgba(232,65,60,.9),var(--ca) 0 rgba(90,200,255,.75)}
.hero-foot{display:flex;flex-direction:column;gap:28px;max-width:620px}
.slogan{font-size:clamp(34px,4.4vw,68px);line-height:.98;letter-spacing:-.04em;font-weight:600;text-wrap:balance}
.slogan .ser{font-size:1.08em;letter-spacing:-.02em;color:var(--red)}
.hero-lead{max-width:520px;color:var(--muted);font-size:18px;text-wrap:pretty}
.address{margin-top:24px;color:var(--dim);text-transform:none;letter-spacing:.04em}

/* ---------- pulsanti ---------- */
.cta-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}
.chap-copy .cta-row{margin-top:36px}
.btn{display:inline-flex;align-items:center;gap:12px;min-height:48px;padding:0 22px;border-radius:999px;font-weight:600;font-size:15px;text-decoration:none;transition:transform .3s var(--ease),background-color .3s,color .3s}
.btn:hover{transform:scale(1.03)}
.btn-red{background:var(--red-fill);color:#fff;padding-right:6px}
.btn-red .ar{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:#fff;color:var(--bg);transition:transform .3s var(--ease)}
.btn-red:hover .ar{transform:rotate(-45deg)}
.btn-line{border:1px solid var(--line-2);background:rgba(12,12,12,.4);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.btn-line:hover{background:var(--ink);color:var(--bg)}
.btn:disabled{font-family:inherit;color:var(--muted);opacity:.6;cursor:default;pointer-events:none}

/* Loghi ripresi dalla sezione «Abbiamo lavorato con» del sito attuale, convertiti in bianco su trasparente
   (images/clients/). Due file che scorrono in versi opposti; ogni fila contiene la lista due volte
   (la seconda aria-hidden) e scorre di metà della sua larghezza, così il giro non ha stacchi. */
.client-band{position:relative;z-index:2;overflow:hidden;isolation:isolate;padding:64px 0 52px;background:var(--bg);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.client-head{max-width:1328px;margin:0 auto 28px;padding:0 var(--gut)}
.client-head h2{margin:0;font-size:clamp(24px,2.5vw,36px);font-weight:500;letter-spacing:-.04em}
/* sfondo in movimento: due luci rosse che derivano lente e una trama di punti che scorre */
.client-bg{position:absolute;inset:0;z-index:-1;pointer-events:none}
.client-bg::before{content:"";position:absolute;inset:0 -48px 0 0;background-image:radial-gradient(rgba(242,241,236,.1) 1px,transparent 1.6px);background-size:24px 24px;-webkit-mask-image:linear-gradient(180deg,transparent,#000 25%,#000 75%,transparent);mask-image:linear-gradient(180deg,transparent,#000 25%,#000 75%,transparent);animation:client-dots 6s linear infinite}
.glow{position:absolute;width:64vmax;height:64vmax;border-radius:50%;will-change:transform}
.g1{left:-22vmax;top:-34vmax;background:radial-gradient(closest-side,rgba(232,65,60,.3),rgba(232,65,60,0));animation:client-g1 22s ease-in-out infinite alternate}
.g2{right:-24vmax;bottom:-38vmax;background:radial-gradient(closest-side,rgba(232,65,60,.18),rgba(232,65,60,0));animation:client-g2 29s ease-in-out infinite alternate}
@keyframes client-dots{to{transform:translateX(-48px)}}
@keyframes client-g1{to{transform:translate3d(58vw,12vmax,0)}}
@keyframes client-g2{to{transform:translate3d(-52vw,-10vmax,0)}}
.client-marquee{display:flex;flex-direction:column;gap:8px;-webkit-mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent);mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent)}
.client-row{display:flex;width:max-content;animation:client-mq 60s linear infinite}
.client-row.rev{animation-duration:72s;animation-direction:reverse}
@keyframes client-mq{to{transform:translateX(-50%)}}
.client-track{display:flex;list-style:none;margin:0;padding:0}
.client-track li{display:flex;flex:none;align-items:center;justify-content:center;width:280px;height:128px}
.client-track img{display:block;width:auto;height:auto;max-width:210px;max-height:80px;opacity:.86;transition:opacity .25s}
.client-track li:hover img{opacity:1}
.client-track img.to-white{filter:brightness(0) invert(1)}
.client-marquee:hover .client-row,.still .client-row,.still .glow,.still .client-bg::before{animation-play-state:paused}
@media(max-width:560px){.client-band{padding:40px 0 32px}.client-head{margin-bottom:16px}.client-track li{width:190px;height:96px}.client-track img{max-width:150px;max-height:58px}}
@media(prefers-reduced-motion:reduce){
  .client-row,.glow,.client-bg::before{animation:none}
  .client-row{width:auto;justify-content:center}
  .client-track{flex-wrap:wrap;justify-content:center;max-width:1400px}
  .client-track[aria-hidden]{display:none}
  .client-marquee{-webkit-mask-image:none;mask-image:none}
}
@media(prefers-reduced-motion:reduce) and (max-width:560px){.client-track li{width:150px;height:84px}.client-track img{max-width:124px;max-height:48px}}


/* ---------- comandi fissi ---------- */
.chapters{transition:opacity .4s,visibility .4s;position:fixed;z-index:20;left:var(--gut);bottom:20px;display:flex;border:1px solid var(--line);background:rgba(12,12,12,.66);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.chapters a{position:relative;display:flex;align-items:center;justify-content:center;gap:10px;min-height:46px;min-width:34px;padding:0 12px;color:var(--dim);font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-decoration:none;transition:color .3s}
.chapters a:hover{color:var(--ink)}
.pip{width:7px;height:7px;border-radius:50%;background:currentColor;opacity:.55;flex:none;transition:background-color .3s,opacity .3s}
/* l'etichetta dei capitoli non attivi resta per i lettori di schermo */
.chapters .l{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.chapters a[aria-current]{color:var(--ink)}
.chapters a[aria-current] .pip{background:var(--red);opacity:1}
.chapters a[aria-current] .l{position:static;width:auto;height:auto;clip:auto}
.chapters a[aria-current]::after{content:"";position:absolute;left:10px;right:10px;bottom:-1px;height:2px;background:var(--red)}
.live{transition:opacity .4s,visibility .4s;position:fixed;z-index:20;right:var(--gut);bottom:20px;display:flex;align-items:center;gap:12px;min-height:48px;padding:0;border:0;background:none;color:var(--dim);font:inherit;cursor:pointer}
.live:hover{color:var(--ink)}
.live-ico{display:grid;place-items:center;width:48px;height:48px;border-radius:50%;border:1px solid var(--line-2);background:rgba(12,12,12,.66)}
.live-ico::before{content:"";width:10px;height:10px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(232,65,60,.2)}
.live[aria-pressed="false"] .live-ico::before{width:10px;height:12px;border-radius:0;background:none;box-shadow:none;border-left:3px solid currentColor;border-right:3px solid currentColor}

/* sopra le sezioni di V2 e nel footer la scena non c'è: via menu dei capitoli e pulsante */
.off-stage .chapters,.off-stage .live{opacity:0;visibility:hidden}

/* ---------- ingresso dei testi (solo con JS: senza resta tutto visibile) ---------- */
.js .reveal > *{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.js .reveal.in > *{opacity:1;transform:none}
.js .reveal.in > :nth-child(2){transition-delay:.08s}
.js .reveal.in > :nth-child(3){transition-delay:.16s}
.js .reveal.in > :nth-child(4){transition-delay:.24s}
.js .reveal.in > :nth-child(5){transition-delay:.32s}
.still .pulse{animation:none}

/* ---------- tablet e telefono: scena in alto, testo in basso ---------- */
@media (max-width: 1280px){
  .menu-toggle{display:inline-flex;margin-left:auto}
  .site-nav{position:absolute;top:100%;left:0;right:0;max-height:calc(100svh - var(--top));overflow:auto;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;padding:16px var(--gut) 24px;background:var(--bg);border-bottom:1px solid var(--line-2)}
  .js .site-nav{display:none}
  .js .top.menu-open .site-nav{display:grid}
  .site-nav a{min-height:48px;font-size:16px}
  .site-nav .site-nav-contact{display:inline-flex}
  html:not(.js) .top{position:relative;flex-wrap:wrap;height:auto;min-height:var(--top);padding-top:12px;padding-bottom:12px}
  html:not(.js) .site-nav{position:static;order:3;flex-basis:100%;max-height:none;padding:12px 0 0;border:0}
  html:not(.js) .menu-toggle{display:none}
}
@media (max-width: 900px){
  :root{--top:64px}
  .chap{justify-content:flex-end;padding-top:52svh;padding-bottom:104px}
  .chap::before{background:linear-gradient(180deg,rgba(12,12,12,0) 34%,rgba(12,12,12,.82) 56%,rgba(12,12,12,.94) 100%)}
  /* il punto sta fra il nome e lo slogan: lo slogan scende sotto la sfera */
  .hero{justify-content:flex-start;padding-top:calc(var(--top) + 28px)}
  .hero-foot{margin-top:32svh}
  .hero::before{background:linear-gradient(180deg,rgba(12,12,12,0) 36%,rgba(12,12,12,.88) 64%,rgba(12,12,12,.96) 100%)}
  .orb{left:50%;top:46%;width:52vw}
  .labels{display:none}
  .live-txt{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
}
@media (max-width: 560px){
  .top-cta{display:none}
  .hero .cta-row{gap:8px}
  .hero .btn{font-size:14px;padding-left:16px}
  .hero .btn-line{padding-right:16px}
  .chapters a{padding:0 10px}
  /* sul telefono solo i numeri: il nome del capitolo resta per i lettori di schermo */
  .chapters a[aria-current] .l{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  .chapters a{min-width:36px;padding:0 4px;justify-content:center}
  .chapters,.live{bottom:12px}
  .lead{font-size:17px}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .w > span,.pulse{animation:none}
  .js .reveal > *{transform:none;transition:opacity .3s}
  .gl{transition:none}
}