/* ============================================================
   M3SA 3D STUDIO — RESTYLE "OFFICINA DI PRECISIONE"
   Direzione: tech/futuristico + industriale/maker
   Palette:  carbone #0b0f17 · pannello #121828 · ink #edf1f8
             arancio #fe5e07 · teal #00b9a8 · gradiente logo
   Type:     Chakra Petch (display) · Archivo (body) · IBM Plex Mono (spec)
   Firma:    annotazioni da disegno tecnico (quote, cartiglio,
             coordinate) + cubo che si stampa strato dopo strato
   ============================================================ */

:root{
  --carbon:#0b0f17;
  --panel:#121828;
  --panel-2:#0e1420;
  --ink:#edf1f8;
  --dim:#94a1ba;
  --faint:#5d6b86;
  --orange:#fe5e07;
  --orange-hi:#ff7a30;
  --teal:#00b9a8;
  --line:rgba(148,161,186,.14);
  --line-hi:rgba(148,161,186,.30);
  --grad:linear-gradient(115deg,#8b12a0,#c01390,#0a6ada,#00b9a8,#f5a219);
  --mono:"IBM Plex Mono",ui-monospace,monospace;
  --display:"Chakra Petch",sans-serif;
  --body:"Archivo",system-ui,sans-serif;
  --maxw:1180px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--body);
  background:var(--carbon);
  color:var(--ink);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

/* --- texture di fondo: griglia blueprint + vignettatura --- */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background-image:
    linear-gradient(rgba(148,161,186,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(148,161,186,.045) 1px,transparent 1px);
  background-size:56px 56px;
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(1000px 600px at 85% -10%, rgba(10,106,218,.10), transparent 55%),
    radial-gradient(900px 700px at -10% 110%, rgba(0,185,168,.07), transparent 55%),
    radial-gradient(closest-side at 50% 50%, transparent 60%, rgba(4,7,12,.55));
}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}

/* ---------- utility: etichette mono ---------- */
.spec{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;
  color:var(--faint);text-transform:uppercase;
}
.spec b{color:var(--teal);font-weight:500}

/* ---------- NAV ---------- */
header.nav{
  position:sticky;top:0;z-index:60;
  background:rgba(11,15,23,.82);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand img{height:44px;width:auto}
nav.menu{display:flex;align-items:center;gap:2px}
nav.menu a{
  font-family:var(--display);font-size:.86rem;font-weight:500;letter-spacing:.06em;
  padding:10px 15px;color:var(--dim);transition:.18s;text-transform:uppercase;
}
nav.menu a:hover{color:var(--ink)}
nav.menu a.active{color:var(--ink)}
nav.menu a.active::after{content:"";display:block;height:2px;margin-top:4px;background:var(--grad)}
.nav-cta,nav.menu a.nav-cta{
  margin-left:14px;padding:11px 20px;
  font-family:var(--display);font-weight:600;font-size:.84rem;letter-spacing:.08em;text-transform:uppercase;
  color:#ffffff;background:var(--orange);
  clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px);
  transition:.18s;
}
.nav-cta:hover,nav.menu a.nav-cta:hover{background:var(--orange-hi);transform:translateY(-1px)}
.burger{display:none;background:none;border:0;color:var(--ink);font-size:1.7rem;cursor:pointer}

/* ---------- HERO ---------- */
.hero{position:relative;padding:84px 0 0}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.hero .eyebrow{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.18em;color:var(--teal);
  text-transform:uppercase;display:flex;align-items:center;gap:12px;margin-bottom:26px;
}
.hero .eyebrow::before{content:"//";color:var(--orange)}
.hero h1{
  font-family:var(--display);font-weight:700;
  font-size:clamp(2.5rem,5.6vw,4.3rem);
  line-height:1.04;letter-spacing:-.01em;text-transform:uppercase;
  margin-bottom:26px;
}
.hero h1 .grad{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero .lead{
  font-size:1.14rem;color:var(--dim);max-width:46ch;margin-bottom:36px;
}
.hero .lead b{color:var(--ink);font-weight:600}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:64px}
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:15px 28px;
  font-family:var(--display);font-weight:600;font-size:.92rem;letter-spacing:.07em;text-transform:uppercase;
  cursor:pointer;transition:.18s;border:0;
}
.btn-primary{
  color:#ffffff;background:var(--orange);
  clip-path:polygon(12px 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%,0 12px);
}
.btn-primary:hover{background:var(--orange-hi);transform:translateY(-2px)}
.btn-ghost{
  color:var(--ink);background:transparent;border:1px solid var(--line-hi);
}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal)}

/* --- viewport di stampa (firma visiva) --- */
.viewport{
  position:relative;aspect-ratio:1/1.02;
  background:linear-gradient(165deg,var(--panel),var(--panel-2));
  border:1px solid var(--line);
}
/* angolari da mirino CAD */
.viewport .c{position:absolute;width:22px;height:22px;border:2px solid var(--teal)}
.viewport .c1{top:-2px;left:-2px;border-right:0;border-bottom:0}
.viewport .c2{top:-2px;right:-2px;border-left:0;border-bottom:0}
.viewport .c3{bottom:-2px;left:-2px;border-right:0;border-top:0}
.viewport .c4{bottom:-2px;right:-2px;border-left:0;border-top:0}
/* griglia interna fine */
.viewport::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(148,161,186,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(148,161,186,.06) 1px,transparent 1px);
  background-size:28px 28px;
}
/* readout in alto */
.viewport .readout{
  position:absolute;top:14px;left:18px;right:18px;
  display:flex;justify-content:space-between;z-index:5;
}
/* cubo che si stampa */
.print-stage{position:absolute;inset:0;display:grid;place-items:center}
.cube-ghost,.cube-fill{position:absolute;width:56%;left:22%;top:19%}
.cube-ghost{opacity:.16}
.cube-fill{
  -webkit-mask-image:linear-gradient(to top,#000 50%,transparent 50%);
          mask-image:linear-gradient(to top,#000 50%,transparent 50%);
  -webkit-mask-size:100% 200%;mask-size:100% 200%;
  animation:printup 7s cubic-bezier(.3,.1,.3,1) infinite;
}
.scanline{
  position:absolute;left:12%;width:76%;height:2px;z-index:4;
  background:linear-gradient(90deg,transparent,var(--teal) 22%,var(--teal) 78%,transparent);
  box-shadow:0 0 14px rgba(0,185,168,.65);
  animation:scanmove 7s cubic-bezier(.3,.1,.3,1) infinite;
}
@keyframes printup{
  0%{-webkit-mask-position:0 100%;mask-position:0 100%}
  78%,100%{-webkit-mask-position:0 0;mask-position:0 0}
}
@keyframes scanmove{
  0%{top:76%;opacity:1}
  78%{top:19%;opacity:1}
  84%,92%{opacity:0}
  100%{top:76%;opacity:0}
}
/* quota laterale (dimension line) */
.dim{
  position:absolute;right:22px;top:19%;bottom:24%;width:14px;z-index:5;
  border-right:1px solid var(--faint);
}
.dim::before,.dim::after{
  content:"";position:absolute;right:-4px;width:9px;height:1px;background:var(--faint);
}
.dim::before{top:0}.dim::after{bottom:0}
.dim span{
  position:absolute;right:18px;top:50%;transform:rotate(180deg) translateY(50%);
  writing-mode:vertical-rl;
  font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;color:var(--faint);
}

/* --- cartiglio (title block da disegno tecnico) --- */
.cartiglio{
  margin-top:0;border:1px solid var(--line);border-top-width:0;
  display:grid;grid-template-columns:repeat(4,1fr);
  background:rgba(14,20,32,.6);
}
.cartiglio>div{
  padding:16px 20px;border-right:1px solid var(--line);
}
.cartiglio>div:last-child{border-right:0}
.cartiglio .k{font-family:var(--mono);font-size:.62rem;letter-spacing:.16em;color:var(--faint);text-transform:uppercase;margin-bottom:5px}
.cartiglio .v{font-family:var(--display);font-weight:600;font-size:1.06rem;color:var(--ink)}
.cartiglio .v small{font-size:.72rem;color:var(--dim);font-weight:400}

/* ---------- SEZIONI ---------- */
section{padding:104px 0}
.sec-head{margin-bottom:52px;display:flex;align-items:flex-end;justify-content:space-between;gap:30px;flex-wrap:wrap}
.sec-head .left{max-width:60ch}
.sec-label{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.2em;color:var(--teal);
  text-transform:uppercase;display:flex;align-items:center;gap:12px;margin-bottom:16px;
}
.sec-label::before{content:"";width:30px;height:1px;background:var(--grad)}
.sec-title{
  font-family:var(--display);font-weight:700;text-transform:uppercase;
  font-size:clamp(1.7rem,3.4vw,2.6rem);line-height:1.1;letter-spacing:-.005em;
}
.sec-sub{color:var(--dim);margin-top:14px;max-width:56ch}

/* hex pattern di sezione */
.hexbg{position:relative}
.hexbg::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='97' viewBox='0 0 56 97'%3E%3Cpath d='M28 0L56 16.2v32.3L28 64.7 0 48.5V16.2z M28 32.3L56 48.5v32.3L28 97 0 80.8V48.5z' fill='none' stroke='rgba(148,161,186,0.05)' stroke-width='1'/%3E%3C/svg%3E");
}

/* ---------- SERVIZI: schede viewport ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;position:relative;z-index:2}
.card{
  position:relative;padding:34px 28px 30px;
  background:linear-gradient(170deg,rgba(18,24,40,.85),rgba(14,20,32,.85));
  border:1px solid var(--line);
  transition:.25s;
}
.card:hover{border-color:var(--line-hi);transform:translateY(-5px)}
.card .idx{
  position:absolute;top:16px;right:20px;
  font-family:var(--mono);font-size:.64rem;letter-spacing:.14em;color:var(--faint);
}
.card:hover .idx{color:var(--orange)}
.card .glyph{
  width:50px;height:50px;display:grid;place-items:center;margin-bottom:22px;
  border:1px solid var(--line-hi);color:var(--teal);font-size:1.25rem;
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
}
.card h3{
  font-family:var(--display);font-weight:600;font-size:1.16rem;text-transform:uppercase;
  letter-spacing:.02em;margin-bottom:12px;
}
.card p{color:var(--dim);font-size:.96rem}
.card .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.card .tags span{
  font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;color:var(--dim);
  border:1px solid var(--line);padding:4px 10px;
}
/* barra gradiente al hover */
.card::after{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--grad);
  transform:scaleX(0);transform-origin:left;transition:.35s;
}
.card:hover::after{transform:scaleX(1)}

/* ---------- PROCESSO: toolpath ---------- */
.toolpath{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:26px;z-index:2}
.toolpath::before{
  content:"";position:absolute;top:11px;left:4%;right:4%;height:1px;z-index:0;
  background:repeating-linear-gradient(90deg,var(--faint) 0 8px,transparent 8px 16px);
  opacity:.5;
}
.tstep{position:relative;padding-top:38px}
.tstep .node{
  position:absolute;top:0;left:0;width:23px;height:23px;
  border:2px solid var(--teal);background:var(--carbon);
  transform:rotate(45deg);
}
.tstep:first-child .node{background:var(--teal)}
.tstep .g{
  font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;color:var(--orange);margin-bottom:8px;
}
.tstep h3{font-family:var(--display);font-weight:600;font-size:1.08rem;text-transform:uppercase;margin-bottom:7px}
.tstep p{color:var(--dim);font-size:.93rem}

/* ---------- CTA BAND ---------- */
.band{
  position:relative;padding:64px 54px;text-align:center;
  border:1px solid transparent;
  background:
    linear-gradient(var(--panel),var(--panel)) padding-box,
    var(--grad) border-box;
}
.band h2{
  font-family:var(--display);font-weight:700;text-transform:uppercase;
  font-size:clamp(1.5rem,3vw,2.2rem);margin-bottom:14px;
}
.band p{color:var(--dim);max-width:52ch;margin:0 auto 30px}
.band-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn-wa{background:#22c15e;color:#052112;clip-path:polygon(12px 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%,0 12px)}
.btn-wa:hover{background:#2eda6f;transform:translateY(-2px)}

/* ---------- FOOTER ---------- */
footer{border-top:1px solid var(--line);padding:52px 0 40px}
.foot{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.foot img{height:40px}
.foot-links{display:flex;gap:26px;flex-wrap:wrap}
.foot-links a{font-family:var(--display);font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;color:var(--dim)}
.foot-links a:hover{color:var(--ink)}
.foot-legal{font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;color:var(--faint);margin-top:22px;line-height:2}

/* ---------- REVEAL ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:.75s cubic-bezier(.2,.75,.25,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- RESPONSIVE ---------- */
@media(max-width:920px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .viewport{max-width:460px;margin:0 auto}
  .cartiglio{grid-template-columns:1fr 1fr}
  .cartiglio>div:nth-child(2n){border-right:0}
  .cards{grid-template-columns:1fr}
  .toolpath{grid-template-columns:1fr 1fr}
  .toolpath::before{display:none}
}
@media(max-width:640px){
  section{padding:76px 0}
  nav.menu{
    display:none;position:absolute;top:76px;left:0;right:0;flex-direction:column;
    background:rgba(11,15,23,.97);border-bottom:1px solid var(--line);padding:16px 26px;
  }
  nav.menu.open{display:flex}
  .nav-cta{display:none}
  .burger{display:block}
  .cartiglio{grid-template-columns:1fr 1fr}
  .toolpath{grid-template-columns:1fr}
  .hero-actions .btn{flex:1;justify-content:center}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
  .cube-fill{-webkit-mask-image:none;mask-image:none}
  .scanline{display:none}
}

/* ============================================================
   ESTENSIONI SITO COMPLETO
   ============================================================ */

/* ---------- CHI SIAMO ---------- */
.about-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:start;position:relative;z-index:2}
.about-txt p{color:var(--dim);margin-bottom:18px;line-height:1.75}
.about-txt p:first-of-type{font-size:1.1rem}
.about-txt strong{color:var(--ink);font-weight:600}
.values{display:flex;flex-direction:column;gap:14px}
.value{
  display:flex;gap:18px;align-items:flex-start;padding:20px 22px;
  background:linear-gradient(170deg,rgba(18,24,40,.85),rgba(14,20,32,.85));
  border:1px solid var(--line);transition:.22s;position:relative;
}
.value:hover{border-color:var(--line-hi);transform:translateX(5px)}
.value::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--grad);
  transform:scaleY(0);transform-origin:top;transition:.3s;
}
.value:hover::before{transform:scaleY(1)}
.value .glyph{
  width:44px;height:44px;flex:none;display:grid;place-items:center;
  border:1px solid var(--line-hi);color:var(--teal);font-size:1.1rem;
  clip-path:polygon(7px 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%,0 7px);
}
.value h3{font-family:var(--display);font-weight:600;font-size:1rem;text-transform:uppercase;margin-bottom:4px}
.value p{color:var(--dim);font-size:.9rem;line-height:1.55}

/* ---------- PAGINE INTERNE: hero compatto ---------- */
.page-hero{padding:78px 0 40px}
.page-hero h1{
  font-family:var(--display);font-weight:700;text-transform:uppercase;
  font-size:clamp(2rem,4.6vw,3.2rem);line-height:1.06;margin-bottom:20px;
}
.page-hero h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero .lead{font-size:1.1rem;color:var(--dim);max-width:52ch}

/* ---------- MATERIALI ---------- */
.mats{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;position:relative;z-index:2}
.mat{
  padding:26px 24px;border:1px solid var(--line);
  background:linear-gradient(170deg,rgba(18,24,40,.85),rgba(14,20,32,.85));
  position:relative;transition:.22s;
}
.mat:hover{border-color:var(--line-hi)}
.mat .mono-tag{font-family:var(--mono);font-size:.62rem;letter-spacing:.16em;color:var(--orange);margin-bottom:10px}
.mat h3{font-family:var(--display);font-weight:600;font-size:1.1rem;text-transform:uppercase;margin-bottom:8px}
.mat p{color:var(--dim);font-size:.92rem}
.mats-note{font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;color:var(--faint);margin-top:20px}

/* ---------- GALLERIA ---------- */
.gal{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;position:relative;z-index:2}
.tile{
  position:relative;aspect-ratio:3/4;overflow:hidden;cursor:zoom-in;
  border:1px solid var(--line);
  background:linear-gradient(170deg,var(--panel),var(--panel-2));
  display:grid;place-items:center;text-align:center;padding:20px;
  transition:.22s;
}
.tile:hover{border-color:var(--line-hi)}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.tile .ph{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;color:var(--faint);line-height:2}
.tile .idx{position:absolute;top:12px;right:14px;font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;color:var(--faint);z-index:3}
.tile .tag{
  position:absolute;left:12px;bottom:12px;z-index:3;
  font-family:var(--mono);font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;
  background:rgba(11,15,23,.82);border:1px solid var(--line-hi);color:var(--dim);padding:5px 11px;
}
.tile::after{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--grad);
  transform:scaleX(0);transform-origin:left;transition:.3s;z-index:3;
}
.tile:hover::after{transform:scaleX(1)}

/* ---------- CONTATTI ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start;position:relative;z-index:2}
.panel{
  border:1px solid var(--line);
  background:linear-gradient(170deg,rgba(18,24,40,.85),rgba(14,20,32,.85));
  padding:8px 26px;
}
.crow{display:flex;gap:18px;align-items:center;padding:19px 0;border-bottom:1px solid var(--line)}
.crow:last-child{border-bottom:0}
.crow .glyph{
  width:46px;height:46px;flex:none;display:grid;place-items:center;
  border:1px solid var(--line-hi);color:var(--teal);font-size:1.05rem;
  clip-path:polygon(7px 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%,0 7px);
}
.crow .k{font-family:var(--mono);font-size:.62rem;letter-spacing:.16em;color:var(--faint);text-transform:uppercase;margin-bottom:3px}
.crow .v{font-family:var(--display);font-weight:500;font-size:1.02rem;color:var(--ink)}
.contact-cta{display:flex;flex-direction:column;gap:14px;margin-top:22px}
.contact-cta .btn{justify-content:center}
.check-list{list-style:none;display:flex;flex-direction:column;gap:13px;padding:18px 0 22px}
.check-list li{display:flex;gap:13px;color:var(--dim);font-size:.96rem}
.check-list li::before{content:"▸";color:var(--teal);flex:none}
.panel h3{font-family:var(--display);font-weight:600;font-size:1.06rem;text-transform:uppercase;padding-top:22px;margin-bottom:6px}
.panel .psub{color:var(--dim);font-size:.92rem}
.social-row{display:flex;gap:14px;padding:16px 0 24px;flex-wrap:wrap}

@media(max-width:920px){
  .about-grid{grid-template-columns:1fr;gap:40px}
  .mats{grid-template-columns:1fr}
  .gal{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media(max-width:640px){
  .gal{grid-template-columns:1fr}
}


/* ---------- LIGHTBOX ---------- */
.tile .expand{
  position:absolute;right:12px;bottom:12px;z-index:3;
  width:32px;height:32px;display:grid;place-items:center;
  background:rgba(11,15,23,.82);border:1px solid var(--line-hi);color:var(--dim);
  font-size:.9rem;opacity:0;transition:.2s;
}
.tile:hover .expand{opacity:1}
.lightbox{
  position:fixed;inset:0;z-index:200;display:none;
  background:rgba(7,10,16,.94);backdrop-filter:blur(6px);
  align-items:center;justify-content:center;flex-direction:column;gap:16px;
  padding:38px 20px 26px;
}
.lightbox.open{display:flex}
.lightbox img{
  max-width:min(92vw,900px);max-height:80vh;object-fit:contain;
  border:1px solid var(--line-hi);
}
.lightbox .cap{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;color:var(--dim);text-transform:uppercase;text-align:center}
.lightbox .close{
  position:absolute;top:18px;right:22px;background:none;border:1px solid var(--line-hi);
  color:var(--ink);width:42px;height:42px;font-size:1.15rem;cursor:pointer;transition:.2s;
}
.lightbox .close:hover{border-color:var(--teal);color:var(--teal)}