:root{--a:#00a6fb;--b:#0582ca;--c:#006494;--d:#003554;--n:#051923;--bianco:#fff;--grigio:#f2f7fa;--testo:#051923;--focus:#00a6fb}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:Inter,"Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;color:var(--testo);background:var(--n);line-height:1.55;overflow-x:clip;-webkit-font-smoothing:antialiased}
img,svg,canvas{display:block;max-width:100%}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:6px}
.chiaro :focus-visible{--focus:#006494}
.salta{position:fixed;left:16px;top:-80px;z-index:100;background:var(--a);color:var(--n);padding:10px 16px;border-radius:8px;font-weight:600}
.salta:focus{top:12px}

/* barra */
.barra{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:rgba(5,25,35,.72);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:#fff}
.marchio{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff}
.marchio-x{width:54px;display:block}
.parola{font-family:Unbounded,"Arial Black",system-ui,sans-serif;font-weight:600;letter-spacing:-.01em;font-size:1.15rem}
.parola b{color:var(--a)}
.barra-dx{display:flex;align-items:center;gap:14px}
.barra-link{color:#fff;text-decoration:none;font-size:.95rem;padding:6px 4px}
.barra-link:hover{color:var(--a)}
.lingua{display:flex;border:1px solid rgba(255,255,255,.3);border-radius:999px;overflow:hidden}
.lingua button{background:none;border:0;padding:6px 11px;font-size:.8rem;font-weight:600;color:#fff;letter-spacing:.04em}
.lingua button[aria-pressed=true]{background:var(--a);color:var(--n)}
@media (max-width:480px){.barra-link{display:none}.marchio-x{width:46px}}

/* sezioni */
section{position:relative}
.scuro{background:var(--n);color:#fff}
.chiaro{background:var(--bianco);color:var(--testo)}
.grigio{background:var(--grigio)}
.contenitore{width:min(1120px,100% - 32px);margin:0 auto;padding:clamp(72px,12vw,140px) 0}
.centro{text-align:center}
.etichetta{font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600;color:var(--c);margin-bottom:14px}
.scuro .etichetta{color:var(--a)}
h1,h2,h3{letter-spacing:-.025em;line-height:1.08}
h1{font-size:clamp(2.4rem,6.6vw,5rem);font-weight:750;max-width:13ch}
h2{font-size:clamp(1.9rem,5vw,3.4rem);font-weight:720;max-width:20ch;margin-bottom:24px}
.centro h2{margin-inline:auto}
h3{font-size:1.4rem;font-weight:650;margin-bottom:10px}
.lead{font-size:clamp(1.05rem,2.2vw,1.3rem);max-width:46ch;opacity:.88}
.centro .lead{margin-inline:auto}
.pulsante,.pulsante-chiaro,.copia{display:inline-block;background:var(--a);color:var(--n);font-weight:650;text-decoration:none;padding:14px 26px;border-radius:999px;border:0;transition:transform .25s,background .25s}
.pulsante:hover,.pulsante-chiaro:hover,.copia:hover{transform:translateY(-2px);background:var(--b)}
.pulsante-chiaro{background:var(--n);color:#fff}
.pulsante-chiaro:hover{background:var(--d)}

/* apertura */
.apertura{min-height:100vh;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden;background:radial-gradient(120% 90% at 70% 40%,#003554 0%,var(--n) 62%)}
.arte,.tunnel{position:absolute;inset:0;width:100%;height:100%}
.arte{display:flex;align-items:center;justify-content:center;padding:0 0 22vh 0;pointer-events:none}
.arte .logo-x{width:min(64vw,420px);height:auto;filter:drop-shadow(0 0 28px rgba(0,166,251,.35))}
@media (min-width:900px){.arte{justify-content:flex-end;padding:0 10vw 0 0}.arte .logo-x{width:min(34vw,460px)}}
.tunnel{pointer-events:none;overflow:hidden}
.tunnel i{position:absolute;left:50%;top:44%;width:60vmin;height:60vmin;margin:-30vmin 0 0 -30vmin;border:1px solid rgba(0,166,251,.28);border-radius:14%;opacity:0;transform:scale(.1);animation:tunnel 9s linear infinite}
.tunnel i:nth-child(2){animation-delay:-1.5s}.tunnel i:nth-child(3){animation-delay:-3s}.tunnel i:nth-child(4){animation-delay:-4.5s}.tunnel i:nth-child(5){animation-delay:-6s}.tunnel i:nth-child(6){animation-delay:-7.5s}
@keyframes tunnel{0%{opacity:0;transform:scale(.1)}12%{opacity:.9}100%{opacity:0;transform:scale(4.2)}}
.apertura-testo{position:relative;z-index:2;width:min(1120px,100% - 32px);margin:0 auto;padding:120px 0 clamp(56px,10vh,96px)}
.apertura-testo h1{margin:12px 0 18px}
.apertura-testo .lead{margin-bottom:28px}
.occhiello{color:var(--a);font-weight:600;letter-spacing:.04em}
.apertura-testo>*{animation:sale .9s cubic-bezier(.2,.7,.2,1) both}
.apertura-testo>*:nth-child(2){animation-delay:.08s}.apertura-testo>*:nth-child(3){animation-delay:.16s}.apertura-testo>*:nth-child(4){animation-delay:.24s}
@keyframes sale{from{opacity:0;transform:translate3d(0,24px,-120px)}to{opacity:1;transform:none}}
.scorri{position:absolute;z-index:2;right:24px;bottom:28px;width:26px;height:44px;border:2px solid rgba(255,255,255,.5);border-radius:14px}
.scorri span{position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;border-radius:2px;background:var(--a);animation:rotola 1.8s ease-in-out infinite}
@keyframes rotola{0%{transform:translateY(0);opacity:1}100%{transform:translateY(16px);opacity:0}}

/* entrata in profondita allo scorrimento */
.js .profondo{--p:1;transform:perspective(1100px) translate3d(0,calc((1 - var(--p))*40px),calc((1 - var(--p))*-260px)) rotateX(calc((1 - var(--p))*9deg));opacity:calc(.15 + .85*var(--p));transform-origin:50% 100%}

/* schede */
.coppia{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:36px}
.scheda{padding:32px;border-radius:22px;background:var(--grigio);border:1px solid #dbe8ef}
.scheda p{max-width:40ch}
.promessa{font-size:clamp(1.3rem,3vw,2rem);font-weight:650;letter-spacing:-.02em;color:var(--c)}
@media (max-width:760px){.coppia{grid-template-columns:1fr}}

/* tenere premuto */
.esperienza{overflow:hidden}
.palco-tieni{margin:48px auto 18px;display:flex;flex-direction:column;align-items:center;gap:14px;perspective:900px}
.tieni{--h:0;position:relative;width:min(70vw,260px);aspect-ratio:1;border-radius:50%;border:0;background:radial-gradient(circle at 50% 40%,#003554,var(--n));display:grid;place-items:center;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;box-shadow:0 0 calc(var(--h)*90px) rgba(0,166,251,calc(var(--h)*.55))}
.tieni:focus-visible{outline-offset:8px}
.anello{position:absolute;inset:0;width:100%;height:100%}
.anello circle{fill:none;stroke-width:5}
.anello-f{stroke:rgba(255,255,255,.14)}
.anello-p{stroke:var(--a);stroke-linecap:round;stroke-dasharray:578;stroke-dashoffset:578}
.tieni-x{position:relative;width:62%;transform-style:preserve-3d;transform:scale(calc(1 + var(--h)*.35)) rotateY(calc(var(--h)*360deg));filter:drop-shadow(0 0 calc(var(--h)*18px) var(--a))}
.tieni-x .logo-x{width:100%;height:auto}
.tieni-testo{position:absolute;bottom:13%;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;opacity:calc(1 - var(--h)*.8)}
.tieni.vivo{animation:batte .8s ease-out}
@keyframes batte{0%{transform:scale(1)}30%{transform:scale(1.09)}100%{transform:scale(1)}}
.tieni-esito{min-height:2.2rem;font-size:1.7rem;font-weight:700;color:var(--a);letter-spacing:-.02em}
.nota{opacity:.7}

/* dal piatto al 3D */
.piatto3d{height:260vh}
.piatto3d .fissa{position:sticky;top:0;height:100vh;height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden;padding-top:56px}
.piatto3d .contenitore{padding:0;text-align:center}
.piatto3d h2{margin:0 auto 6px;font-size:clamp(1.6rem,4.4vw,2.8rem)}
.palco3d{--q:0;perspective:1500px;width:100%;height:min(46svh,420px);display:grid;place-items:center;margin:8px 0 14px}
.mock{position:relative;width:min(78vw,440px);height:min(40svh,300px);transform-style:preserve-3d;transform:rotateX(calc(var(--q)*58deg)) rotateZ(calc(var(--q)*-26deg)) scale(calc(1 - var(--q)*.1))}
.strato{position:absolute;left:0;right:0;display:flex;align-items:center;gap:10px;padding:0 14px;background:#fff;border:1px solid #cfe1ec;border-radius:12px;box-shadow:0 calc(var(--q)*26px) calc(var(--q)*40px) rgba(5,25,35,calc(.04 + var(--q)*.14))}
.s1{top:0;height:15%;transform:translateZ(calc(var(--q)*210px))}
.s2{top:19%;height:36%;flex-direction:column;align-items:flex-start;justify-content:center;background:var(--n);border-color:var(--n);transform:translateZ(calc(var(--q)*130px))}
.s3{top:59%;height:23%;transform:translateZ(calc(var(--q)*60px))}
.s4{top:86%;height:14%;flex-direction:column;align-items:flex-start;justify-content:center;gap:5px;transform:translateZ(0)}
.strato span{display:block;border-radius:6px}
.m-logo{width:16%;height:36%;background:var(--a);margin-right:auto}
.m-voce{width:10%;height:22%;background:#cfe1ec}
.m-tit{width:66%;height:14%;background:#fff}
.m-tit.corto{width:42%;background:var(--a)}
.m-bott{width:24%;height:13%;background:var(--a);border-radius:99px!important}
.m-card{flex:1;height:68%;background:var(--grigio);border:1px solid #cfe1ec}
.m-riga{width:60%;height:22%;background:#cfe1ec}
.m-riga.corto{width:34%}
.piatto3d .pulsante-chiaro{margin-bottom:24px}
.piatto3d.fermo{height:auto}
.piatto3d.fermo .fissa{position:relative;height:auto;min-height:100vh;padding:90px 0 40px}

/* valori */
.valori-corpo{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,72px);align-items:center;margin-top:20px}
.logo-x{overflow:visible}
.valori-logo .logo-x{width:100%;max-width:440px;height:auto}
.valori-logo .x{transition:opacity .5s,filter .5s;opacity:.28}
.valori-logo .x.attiva{opacity:1;filter:drop-shadow(0 0 14px rgba(0,166,251,.7))}
.valori-lista{list-style:none;padding:0;display:grid;gap:12px}
.valore{width:100%;text-align:left;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:20px 24px;display:grid;gap:4px;transition:background .3s,border-color .3s}
.valore strong{font-size:1.5rem;letter-spacing:-.02em}
.valore span{opacity:.8}
.valore[aria-pressed=true]{background:rgba(0,166,251,.14);border-color:var(--a)}
@media (max-width:760px){.valori-corpo{grid-template-columns:1fr}.valori-logo{max-width:280px}}

/* metodo */
.passi{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:12px}
.passi li{padding:26px;border-radius:20px;background:var(--grigio);border:1px solid #dbe8ef}
.passi b{display:block;font-size:2.6rem;color:var(--a);line-height:1;margin-bottom:12px;letter-spacing:-.04em}
.passi h3{font-size:1.2rem}
@media (max-width:900px){.passi{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.passi{grid-template-columns:1fr}}

/* lavori */
.lavori{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:12px}
.lavoro{display:block;text-decoration:none;color:var(--testo);background:#fff;border:1px solid #dbe8ef;border-radius:22px;overflow:hidden;transition:transform .35s,box-shadow .35s}
.lavoro:hover{transform:translateY(-6px);box-shadow:0 24px 50px rgba(5,25,35,.16)}
.lavoro img{width:100%;height:auto;aspect-ratio:8/5;object-fit:cover;background:var(--grigio)}
.lavoro-testo{display:grid;gap:4px;padding:20px 22px 24px}
.lavoro-testo strong{font-size:1.25rem;letter-spacing:-.02em}
.lavoro-testo em{font-style:normal;font-weight:650;color:var(--c);margin-top:8px}
@media (max-width:900px){.lavori{grid-template-columns:1fr}}

/* contatto */
.posta{display:inline-flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:14px;margin:34px 0 8px;padding:14px 14px 14px 26px;border:1px solid rgba(0,166,251,.5);border-radius:28px}
.posta-testo{font-size:clamp(1.05rem,4.6vw,1.6rem);font-weight:650;letter-spacing:-.01em;user-select:all;overflow-wrap:anywhere}
.stato{min-height:1.6rem;color:var(--a)}
.firma{margin-top:30px;font-weight:600;opacity:.9}
.piede{background:var(--n);color:rgba(255,255,255,.7);display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;align-items:center;padding:26px 16px;border-top:1px solid rgba(255,255,255,.1);font-size:.9rem}
.piede .parola{color:#fff;font-size:1.1rem}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .js .profondo{transform:none;opacity:1}
  .tunnel i{opacity:.35;animation:none;transform:scale(.7)}
  .tunnel i:nth-child(2){transform:scale(1.1)}.tunnel i:nth-child(3){transform:scale(1.7)}.tunnel i:nth-child(4){transform:scale(2.4)}.tunnel i:nth-child(5){transform:scale(3.2)}.tunnel i:nth-child(6){transform:scale(4)}
  .tieni-x{transform:scale(calc(1 + var(--h)*.2))}
  .scorri span{animation:none}
}