/* CORE NODE — fogli di stile
   Direzione: grafite caldo, osso, un solo accento "segnale" (arancio).
   Linguaggio: tracciati ortogonali e nodi, come in uno schema di rete. */

@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
  src: url('../fonts/archivo-latin.woff2') format('woff2');
}

:root {
  --ink: #0e1011;
  --ink-2: #14181a;
  --line: #2a3033;
  --muted: #9aa3a5;
  --text: #e8e5de;
  --signal: #ff5b1f;
  --paper: #e8e5de;
  --paper-line: #c4c0b5;
  --paper-muted: #50565a;

  --gutter: clamp(20px, 4vw, 56px);
  --max: 1320px;
  --header-h: 76px;
  --font-nav: 'Acumin Pro Wide', 'Acumin Pro', 'Archivo', system-ui, sans-serif;
  --font: 'Archivo', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font);
  font-stretch: 100%;
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p, ul, ol, dl, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }

:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; }

.skip {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--signal); color: var(--ink); padding: 10px 16px; font-weight: 600; text-decoration: none;
}
.skip:focus { top: 12px; }

.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }

/* ---------- Tipografia ---------- */
.display, h1 {
  font-stretch: 112%;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.02;
  text-wrap: balance;
}
h1 { font-size: clamp(2.35rem, 5.2vw, 4.9rem); }
h2 {
  font-stretch: 108%;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.08;
  font-size: clamp(1.8rem, 3.4vw, 3rem);
  text-wrap: balance;
}
h3 { font-stretch: 104%; font-weight: 600; font-size: 1.25rem; line-height: 1.25; letter-spacing: -0.01em; }
.lead { font-size: clamp(1.1rem, 1.5vw, 1.3rem); line-height: 1.55; color: var(--text); max-width: 38em; }
.muted { color: var(--muted); }
.measure { max-width: 62ch; }
.measure > * + * { margin-top: 1em; }

.text-link {
  display: inline-flex; gap: .6em; align-items: baseline;
  font-weight: 600; text-decoration: none;
  border-bottom: 1px solid currentColor; padding-bottom: 2px;
}
.text-link::after { content: '→'; transition: transform .2s; }
.text-link:hover::after { transform: translateX(4px); }

.btn {
  display: inline-block; background: var(--signal); color: var(--ink);
  font-weight: 700; font-stretch: 104%; text-decoration: none;
  padding: 15px 26px; border: 0; cursor: pointer; font-size: 1rem; font-family: inherit;
  transition: background .2s;
}
.btn:hover { background: #ff7a45; }
.btn[disabled] { opacity: .6; cursor: wait; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50; height: var(--header-h);
  background: var(--ink); border-bottom: 1px solid var(--line);
}
.site-header .bar { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.brand { display: inline-flex; line-height: 0; }
.brand img { height: 44px; width: auto; }
.site-footer .brand img { height: 60px; }
@media (max-width: 560px) { .brand img { height: 34px; } .site-footer .brand img { height: 46px; } }

.nav ul { display: flex; align-items: center; gap: clamp(16px, 1.8vw, 28px); }
.nav a {
  font-family: var(--font-nav); font-stretch: 125%; text-transform: uppercase; letter-spacing: .05em;
  font-size: .72rem; font-weight: 500; text-decoration: none; color: var(--muted);
  padding: 6px 0; border-bottom: 2px solid transparent; transition: color .2s;
}
.nav a:hover, .nav a[aria-current] { color: var(--text); }
.nav a[aria-current] { border-bottom-color: var(--signal); }
.nav .nav-cta a {
  color: var(--ink); background: var(--text); padding: 11px 18px; border: 0; font-weight: 600;
}
.nav .nav-cta a:hover, .nav .nav-cta a[aria-current] { background: var(--signal); color: var(--ink); }

.nav-toggle { display: none; }

@media (max-width: 1180px) {
  .nav-toggle {
    display: inline-flex; align-items: center; gap: 10px;
    background: none; border: 1px solid var(--line); color: var(--text);
    font: inherit; font-size: .9rem; font-weight: 600; padding: 9px 14px; cursor: pointer;
  }
  .nav-toggle::after { content: ''; width: 10px; height: 10px; background: var(--signal); }
  .nav {
    position: fixed; inset: var(--header-h) 0 0 0; background: var(--ink);
    padding: 24px var(--gutter) 40px; overflow-y: auto;
    visibility: hidden; opacity: 0; transition: opacity .2s, visibility .2s;
  }
  .nav.open { visibility: visible; opacity: 1; }
  .nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .nav li { border-bottom: 1px solid var(--line); }
  .nav a { display: block; font-size: 1.1rem; letter-spacing: .06em; font-weight: 600; color: var(--text); padding: 20px 0; border: 0; }
  .nav a[aria-current] { color: var(--signal); }
  .nav .nav-cta { border: 0; margin-top: 24px; }
  .nav .nav-cta a { text-align: center; font-size: 1rem; padding: 16px; }
}
body.menu-open { overflow: hidden; }

/* ---------- Sezioni e nodi ---------- */
.sec { position: relative; border-top: 1px solid var(--line); padding-block: clamp(64px, 9vw, 128px); }
.sec::before {
  content: ''; position: absolute; top: -4px; left: max(var(--gutter), calc((100vw - var(--max)) / 2 + var(--gutter)));
  width: 7px; height: 7px; background: var(--signal);
}
.sec.tight { padding-block: clamp(48px, 6vw, 88px); }
.sec.light { background: var(--paper); color: var(--ink); border-top-color: var(--paper); }
.sec.light + .sec { border-top-color: var(--line); }
.sec.light .muted { color: var(--paper-muted); }
.sec.light .text-link { color: var(--ink); }

.grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(16px, 2vw, 32px); }

/* ---------- Home: hero ---------- */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); }
.hero-art { position: absolute; top: 0; right: 0; height: 100%; aspect-ratio: 1440 / 700; pointer-events: none; }
.hero-traces { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-traces path { fill: none; stroke: var(--line); stroke-width: 1; vector-effect: non-scaling-stroke; }
.hero-traces .hot { stroke: var(--signal); stroke-width: 1.5; }
.hero-traces rect { fill: var(--signal); }
.hero-traces .core-ring { fill: none; stroke: var(--signal); stroke-width: 1; vector-effect: non-scaling-stroke; }

.hero-inner { position: relative; min-height: calc(100svh - var(--header-h) - 190px); min-height: max(560px, calc(100svh - var(--header-h) - 190px)); display: flex; flex-direction: column; justify-content: center; padding-block: clamp(48px, 8vw, 104px) clamp(40px, 6vw, 72px); }
.hero h1 { max-width: 15em; }
.hero .lead { margin-top: clamp(20px, 2.4vw, 32px); max-width: 34em; color: #cfccc5; }
.hero-actions { margin-top: clamp(28px, 3vw, 40px); display: flex; flex-wrap: wrap; align-items: center; gap: 20px 32px; }

.areas { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); background: var(--ink); }
.areas a {
  position: relative; display: grid; grid-template-columns: auto 1fr; column-gap: 18px; row-gap: 6px;
  padding: 28px var(--gutter) 32px; text-decoration: none;
}
.areas a + a { border-left: 1px solid var(--line); }
.areas a::before { content: ''; position: absolute; left: 0; right: 0; top: -1px; height: 2px; background: var(--signal); transform: scaleX(0); transform-origin: left; transition: transform .35s ease; }
.areas a:hover::before, .areas a:focus-visible::before { transform: scaleX(1); }
.areas h2 { font-size: 1.45rem; letter-spacing: -.01em; }
.areas p { color: var(--muted); font-size: .98rem; line-height: 1.5; max-width: 30em; }
.areas a:first-child { padding-left: max(var(--gutter), calc((100vw - var(--max)) / 2 + var(--gutter))); }

@media (max-width: 860px) {
  .areas { grid-template-columns: 1fr; }
  .areas a + a { border-left: 0; border-top: 1px solid var(--line); }
  .areas a:first-child { padding-left: var(--gutter); }
  .hero-inner { min-height: 0; }
}

/* ---------- Home: metodo (carosello) ---------- */
.method { padding-bottom: clamp(56px, 7vw, 96px); overflow: hidden; }
.method-head { display: flex; justify-content: space-between; align-items: end; gap: 32px; margin-bottom: clamp(36px, 5vw, 64px); }
.method-head h2 { max-width: 14em; }
.method-head p { margin-top: 24px; max-width: 36em; color: var(--paper-muted); }
.carousel-nav { display: flex; gap: 8px; flex: none; }
.car-btn { width: 52px; height: 52px; border: 1px solid var(--ink); background: none; color: var(--ink); font: inherit; font-size: 1.3rem; cursor: pointer; transition: background .2s, color .2s; }
.car-btn:hover:not(:disabled) { background: var(--ink); color: var(--paper); }
.car-btn:disabled { opacity: .3; cursor: default; }
.track {
  --pad: max(var(--gutter), calc((100vw - var(--max)) / 2 + var(--gutter)));
  display: flex; gap: clamp(16px, 2vw, 32px); overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory; scroll-padding-inline: var(--pad);
  padding-inline: var(--pad); padding-bottom: 8px; scrollbar-width: none; cursor: grab;
}
.track::-webkit-scrollbar { display: none; }
.track.dragging { scroll-snap-type: none; cursor: grabbing; user-select: none; }
.step { flex: none; width: clamp(270px, 30vw, 400px); scroll-snap-align: start; border-top: 1px solid var(--ink); padding: 32px 8px 8px 0; }
.step-icon { width: 48px; height: 48px; fill: none; stroke: #c4390b; stroke-width: 1.5; stroke-linejoin: round; margin-bottom: 40px; }
.step h3 { margin-bottom: 12px; font-size: 1.4rem; }
.step p { color: var(--paper-muted); }
.car-progress { margin: 32px var(--gutter) 0; max-width: calc(var(--max) - 2 * var(--gutter)); margin-inline: max(var(--gutter), calc((100vw - var(--max)) / 2 + var(--gutter))); height: 1px; background: var(--paper-line); position: relative; }
.car-progress i { position: absolute; left: 0; top: -1px; height: 3px; width: 25%; background: #c4390b; transform-origin: left; }
@media (max-width: 860px) { .method-head { flex-direction: column; align-items: start; } .car-btn { width: 46px; height: 46px; } }

/* ---------- Righe di servizio (elenchi a filo) ---------- */
.rows > li, .rows > div { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(16px, 2vw, 32px); row-gap: 10px; padding: 30px 0; border-top: 1px solid var(--line); }
.rows > :last-child { border-bottom: 1px solid var(--line); }
.rows h3 { grid-column: 1 / span 4; }
.rows .row-body { grid-column: 5 / span 5; color: #cfccc5; }
.rows .row-meta { grid-column: 10 / span 3; color: var(--muted); font-size: .93rem; line-height: 1.5; }
.rows .row-meta b { display: block; color: var(--text); font-weight: 600; font-size: .85rem; margin-bottom: 2px; }
.sec.light .rows > *, .sec.light .rows > :last-child { border-color: var(--paper-line); }
.sec.light .rows .row-body { color: #2b3033; }
.sec.light .rows .row-meta b { color: var(--ink); }
@media (max-width: 860px) {
  .rows h3, .rows .row-body, .rows .row-meta { grid-column: 1 / -1; }
}

.sec-head { margin-bottom: clamp(36px, 5vw, 64px); display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(16px, 2vw, 32px); row-gap: 16px; align-items: end; }
.sec-head h2 { grid-column: 1 / span 7; }
.sec-head p { grid-column: 9 / span 4; color: var(--muted); }
.sec.light .sec-head p { color: var(--paper-muted); }
@media (max-width: 860px) { .sec-head h2, .sec-head p { grid-column: 1 / -1; } }

/* ---------- Home: tre aree ---------- */
.software-split { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(16px, 2vw, 32px); row-gap: 40px; }
.software-split .a { grid-column: 1 / span 5; }
.software-split .b { grid-column: 7 / span 6; }
.software-split h2 { margin-bottom: 24px; }
.cols-2 { columns: 2; column-gap: 32px; }
.cols-2 li { break-inside: avoid; padding: 12px 0; border-top: 1px solid var(--paper-line); font-weight: 500; }
.dots-list li { padding: 12px 0; border-top: 1px solid var(--line); }
@media (max-width: 860px) { .software-split .a, .software-split .b { grid-column: 1 / -1; } .cols-2 { columns: 1; } }

.devices { display: grid; grid-template-columns: 1fr 1fr; }
.devices > div { padding-right: clamp(0px, 4vw, 64px); }
.devices > div + div { padding-left: clamp(0px, 4vw, 64px); padding-right: 0; border-left: 1px solid var(--line); }
.devices h3 { font-size: clamp(1.6rem, 2.6vw, 2.2rem); margin-bottom: 16px; letter-spacing: -.02em; }
.devices p { color: #cfccc5; max-width: 30em; margin-bottom: 24px; }
@media (max-width: 760px) {
  .devices { grid-template-columns: 1fr; row-gap: 48px; }
  .devices > div + div { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: 40px; }
}

/* ---------- Catena (Industria 4.0) ---------- */
.chain { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); counter-reset: n; margin-top: 56px; }
.chain::before { content: ''; position: absolute; left: 0; right: 0; top: 4px; height: 1px; background: var(--line); }
.chain li { position: relative; padding: 32px 24px 0 0; counter-increment: n; }
.chain li::before { content: ''; position: absolute; top: 0; left: 0; width: 9px; height: 9px; background: var(--ink); border: 1px solid var(--signal); }
.chain li:first-child::before, .chain li:last-child::before { background: var(--signal); }
.chain h3 { font-size: 1.05rem; margin-bottom: 6px; }
.chain p { font-size: .93rem; color: var(--muted); line-height: 1.5; }
.sec.light .chain::before { background: var(--paper-line); }
.sec.light .chain li::before { background: var(--paper); border-color: #c4390b; }
.sec.light .chain li:first-child::before, .sec.light .chain li:last-child::before { background: #c4390b; }
.sec.light .chain p { color: var(--paper-muted); }
@media (max-width: 860px) {
  .chain { grid-template-columns: 1fr; margin-top: 40px; padding-left: 28px; }
  .chain::before { left: 4px; right: auto; top: 0; bottom: 0; width: 1px; height: auto; }
  .chain li { padding: 0 0 28px 0; }
  .chain li::before { top: 6px; left: -28px; }
}

/* ---------- Destinatari ---------- */
.audience { display: grid; grid-template-columns: repeat(3, 1fr); }
.audience > div { padding: 32px 32px 8px 0; border-top: 1px solid var(--line); }
.audience > div + div { padding-left: 32px; border-left: 1px solid var(--line); }
.audience h3 { margin-bottom: 10px; }
.audience p { color: var(--muted); }
@media (max-width: 860px) {
  .audience { grid-template-columns: 1fr; }
  .audience > div, .audience > div + div { padding: 24px 0; border-left: 0; }
}

/* ---------- Chiusura / CTA ---------- */
.closing .grid { row-gap: 32px; align-items: end; }
.closing h2 { grid-column: 1 / span 8; font-size: clamp(2rem, 4.6vw, 4rem); }
.closing .closing-side { grid-column: 9 / span 4; display: grid; gap: 20px; justify-items: start; }
.closing .closing-side p { color: var(--muted); }
@media (max-width: 860px) { .closing h2, .closing .closing-side { grid-column: 1 / -1; } }

/* ---------- Pagine interne ---------- */
.page-head { position: relative; overflow: hidden; padding-block: clamp(48px, 7vw, 96px) clamp(48px, 6vw, 88px); }
.crumb { display: flex; gap: 12px; align-items: center; font-size: .9rem; color: var(--muted); margin-bottom: clamp(28px, 4vw, 56px); }
.crumb a { text-decoration: none; }
.crumb a:hover { color: var(--text); }
.page-head h1 { grid-column: 1 / span 7; }
.page-head .lead { grid-column: 1 / span 6; margin-top: clamp(24px, 3vw, 40px); }
.page-head .grid { row-gap: 0; }
@media (max-width: 860px) { .page-head h1, .page-head .lead { grid-column: 1 / -1; } }

.diagram { margin-top: clamp(48px, 7vw, 96px); border-top: 1px solid var(--line); }
.diagram svg { width: 100%; height: auto; }
.diagram svg .ln { fill: none; stroke: var(--line); stroke-width: 1; vector-effect: non-scaling-stroke; }
.diagram svg .ln-strong { fill: none; stroke: var(--muted); stroke-width: 1; vector-effect: non-scaling-stroke; }
.diagram svg .hot { fill: none; stroke: var(--signal); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.diagram svg .nd { fill: var(--signal); }
.diagram svg .nd-o { fill: var(--ink); stroke: var(--signal); stroke-width: 1; vector-effect: non-scaling-stroke; }
.diagram svg text { fill: var(--muted); font-family: var(--font); font-size: 13px; }
.diagram svg text.t { fill: var(--text); font-weight: 600; font-size: 14px; }

.facts { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(16px, 2vw, 32px); row-gap: 48px; }
.facts .a { grid-column: 1 / span 5; }
.facts .b { grid-column: 7 / span 6; }
@media (max-width: 860px) { .facts .a, .facts .b { grid-column: 1 / -1; } }

/* ---------- Contatti ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(16px, 2vw, 32px); row-gap: 56px; }
.contact-form { grid-column: 1 / span 7; }
.contact-info { grid-column: 9 / span 4; }
.contact-info dl > div { padding: 18px 0; border-top: 1px solid var(--line); }
.contact-info dt { font-size: .85rem; color: var(--muted); font-weight: 500; }
.contact-info dd { margin: 2px 0 0; }
@media (max-width: 960px) { .contact-form, .contact-info { grid-column: 1 / -1; } }

.field { margin-bottom: 22px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; }
@media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } }
label, legend { display: block; font-weight: 600; font-size: .92rem; margin-bottom: 8px; padding: 0; }
.opt { font-weight: 400; color: var(--muted); }
input[type=text], input[type=email], input[type=tel], select, textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--text); background: var(--ink-2);
  border: 1px solid var(--line); border-bottom-color: var(--muted); border-radius: 0; padding: 13px 14px;
}
textarea { min-height: 150px; resize: vertical; }
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 20px) 55%, calc(100% - 14px) 55%; background-size: 6px 6px; background-repeat: no-repeat; }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--signal); outline-offset: 0; border-color: var(--signal); }
.field [aria-invalid=true] { border-color: #ff8a5c; }
.error { color: #ff9a73; font-size: .9rem; margin-top: 6px; }
.error:empty { display: none; }
.check { display: grid; grid-template-columns: 22px 1fr; gap: 12px; align-items: start; font-weight: 400; font-size: .93rem; color: var(--muted); }
.check input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--signal); }
.check a { color: var(--text); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin-top: 20px; padding: 16px 18px; border-left: 2px solid var(--muted); }
.form-status:empty { display: none; }
.form-status.ok { border-color: #6fd08c; }
.form-status.ko { border-color: #ff8a5c; }

/* ---------- Testi legali ---------- */
.legal h2 { font-size: 1.4rem; margin: 2.2em 0 .6em; }
.legal p, .legal li { color: #cfccc5; }
.legal ul { list-style: disc; padding-left: 1.2em; margin-top: .6em; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding-block: 64px 32px; font-size: .95rem; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px 32px; }
.foot-id p { color: var(--muted); margin-top: 16px; max-width: 26em; }
.site-footer h2 { font-size: .85rem; font-stretch: 100%; letter-spacing: 0; color: var(--muted); font-weight: 500; margin-bottom: 14px; }
.site-footer li + li { margin-top: 8px; }
.site-footer a { text-decoration: none; }
.site-footer nav a:hover { color: var(--signal); }
.site-footer address { font-style: normal; color: var(--text); line-height: 1.8; }
.foot-legal { margin-top: 56px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; }
@media (max-width: 860px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-id { grid-column: 1 / -1; } }

/* ---------- Movimento ---------- */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }

.hero-traces .draw { stroke-dasharray: 4000; stroke-dashoffset: 4000; animation: draw 2.2s .15s cubic-bezier(.4, 0, .2, 1) forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .hero-traces .draw { animation: none; stroke-dashoffset: 0; }
  * { transition-duration: .01ms !important; }
}

.rows h3 a { text-decoration: none; }
.rows h3 a:hover { color: var(--signal); }
.sec.light .rows h3 a:hover { color: #c4390b; }
@media (max-width: 1100px) { .hero-art { opacity: .4; } }
@media (max-width: 860px) { .hero-art { opacity: .22; } }

/* ---------- Animazioni di ingresso ---------- */
@keyframes rise { from { opacity: 0; transform: translateY(22px); } }
@keyframes fade { from { opacity: 0; } }
.hero h1, .page-head h1 { animation: rise .9s cubic-bezier(.2, .7, .2, 1) both; }
.hero .lead, .page-head .lead { animation: rise .9s .12s cubic-bezier(.2, .7, .2, 1) both; }
.hero-actions { animation: rise .9s .24s cubic-bezier(.2, .7, .2, 1) both; }
.crumb { animation: fade .8s both; }
.emblem, .hero-core { animation: fade 1.4s .3s both; }

/* ---------- Emblemi 3D (uno per pagina) ---------- */
:root { --e-line: rgba(232, 229, 222, .55); --e-fill: rgba(232, 229, 222, .03); }
.emblem {
  --k: 1;
  position: absolute; z-index: 0; pointer-events: none;
  right: max(var(--gutter), calc((100vw - var(--max)) / 2 + var(--gutter)));
  top: 50%; width: clamp(260px, 33vw, 460px); aspect-ratio: 1; transform: translateY(-38%);
  display: grid; place-items: center; perspective: 1000px;
}
.emblem > *, .emblem *, .hero-core * { transform-style: preserve-3d; }
.emblem > * { scale: var(--k); }
.page-head .wrap { position: relative; z-index: 1; }
.page-head h1, .page-head .lead, .crumb { position: relative; z-index: 1; }
@media (max-width: 1000px) {
  .emblem { --k: .55; position: relative; right: auto; top: auto; transform: none; width: 150px; margin: 0 0 24px; place-items: center start; }
  .emblem > * { transform-origin: left center; }
}

/* cubo (Software, Home) */
.cube { --s: 170px; position: relative; width: var(--s); height: var(--s); animation: spin 26s linear infinite; }
.cube i { position: absolute; inset: 0; border: 1px solid var(--e-line); background: var(--e-fill); }
.cube i:nth-child(1) { transform: translateZ(calc(var(--s) / 2)); }
.cube i:nth-child(2) { transform: rotateY(90deg) translateZ(calc(var(--s) / 2)); }
.cube i:nth-child(3) { transform: rotateY(180deg) translateZ(calc(var(--s) / 2)); }
.cube i:nth-child(4) { transform: rotateY(270deg) translateZ(calc(var(--s) / 2)); }
.cube i:nth-child(5) { transform: rotateX(90deg) translateZ(calc(var(--s) / 2)); }
.cube i:nth-child(6) { transform: rotateX(-90deg) translateZ(calc(var(--s) / 2)); }
.cube.in, .cube.hot { --s: 70px; position: absolute; animation-direction: reverse; animation-duration: 14s; }
.cube.in i, .cube.hot i { border-color: var(--signal); background: rgba(255, 91, 31, .12); }
@keyframes spin { from { transform: rotateX(-24deg) rotateY(0); } to { transform: rotateX(-24deg) rotateY(360deg); } }

/* strati (Cyber Security) */
.layers { position: relative; width: 62%; aspect-ratio: 1; transform: rotateX(62deg) rotateZ(-35deg); animation: layers 30s linear infinite; }
.layers i { position: absolute; inset: 0; border: 1px solid var(--e-line); background: var(--e-fill); transform: translateZ(calc(var(--n, 0) * 38px)); }
.layers i:nth-child(2) { --n: 1; }
.layers i:nth-child(3) { --n: 2; }
.layers i:nth-child(4) { --n: 3; border-color: var(--signal); background: rgba(255, 91, 31, .06); }
.layers b { position: absolute; left: calc(50% - 6px); top: calc(50% - 6px); width: 12px; height: 12px; background: var(--signal); animation: probe 4.5s ease-in-out infinite alternate; }
@keyframes layers { to { transform: rotateX(62deg) rotateZ(325deg); } }
@keyframes probe { from { transform: translateZ(0); } to { transform: translateZ(114px); } }

/* telefono (Telefonia) */
.phone { position: relative; width: 140px; height: 280px; animation: sway 9s ease-in-out infinite alternate; }
.phone i { position: absolute; border: 1px solid var(--e-line); background: var(--e-fill); }
.phone .front, .phone .back { inset: 0; border-radius: 18px; }
.phone .front { transform: translateZ(9px); padding: 38px 16px 0; display: grid; align-content: start; gap: 12px; }
.phone .back { transform: translateZ(-9px); }
.phone .side { width: 18px; top: 18px; bottom: 18px; left: -9px; transform: rotateY(-90deg); }
.phone .side.r { left: auto; right: -9px; transform: rotateY(90deg); }
.phone u { display: block; height: 8px; background: var(--e-line); }
.phone u:nth-child(1) { width: 40%; background: var(--signal); }
.phone u:nth-child(2) { width: 100%; height: 52px; background: none; border: 1px solid var(--e-line); }
.phone u:nth-child(3) { width: 80%; }
.phone u:nth-child(4) { width: 60%; }
@keyframes sway { from { transform: rotateX(-8deg) rotateY(-42deg); } to { transform: rotateX(-8deg) rotateY(42deg); } }

/* chip (Hardware) */
.chip { position: relative; width: 190px; height: 190px; transform: rotateX(58deg) rotateZ(-32deg); animation: chip 14s ease-in-out infinite alternate; }
.chip .die { position: absolute; inset: 0; border: 1px solid var(--e-line); background: var(--e-fill); }
.chip .chipcore { position: absolute; inset: 30%; border: 1px solid var(--signal); transform: translateZ(14px); animation: core 3.2s ease-in-out infinite; }
.chip .pins { position: absolute; }
.chip .t, .chip .b { left: 12%; right: 12%; height: 18px; background: repeating-linear-gradient(90deg, var(--e-line) 0 2px, transparent 2px 14px); }
.chip .l, .chip .r { top: 12%; bottom: 12%; width: 18px; background: repeating-linear-gradient(0deg, var(--e-line) 0 2px, transparent 2px 14px); }
.chip .t { top: -18px; } .chip .b { bottom: -18px; } .chip .l { left: -18px; } .chip .r { right: -18px; }
@keyframes chip { from { transform: rotateX(58deg) rotateZ(-32deg); } to { transform: rotateX(52deg) rotateZ(-4deg); } }
@keyframes core { 50% { background: rgba(255, 91, 31, .3); } }

/* ingranaggio (Industria 4.0) */
.gear { position: relative; width: 280px; height: 280px; transform: rotateX(46deg) rotateZ(0); animation: gear 40s linear infinite; }
.gear .g { position: absolute; inset: 0; width: 100%; height: 100%; fill: var(--e-fill); stroke: var(--e-line); stroke-width: 1.2; }
.gear .g:nth-child(1) { transform: translateZ(0); }
.gear .g:nth-child(2) { transform: translateZ(10px); }
.gear .g:nth-child(3) { transform: translateZ(20px); }
.gear .g:nth-child(4) { transform: translateZ(30px); }
.gear .g:nth-child(5) { transform: translateZ(40px); stroke: var(--signal); }
@keyframes gear { to { transform: rotateX(46deg) rotateZ(-360deg); } }

/* orbite (Chi siamo) */
.orbit { position: relative; width: 240px; height: 240px; animation: orbit 30s linear infinite; }
.plane { position: absolute; inset: 0; }
.plane .ring { position: absolute; inset: 0; border: 1px solid var(--e-line); border-radius: 50%; animation: roll 12s linear infinite; }
.plane .ring b { position: absolute; top: -5px; left: calc(50% - 5px); width: 10px; height: 10px; background: var(--signal); }
.plane.p1 { transform: rotateX(72deg); }
.plane.p2 { transform: rotateY(72deg); }
.plane.p2 .ring { animation-duration: 17s; animation-direction: reverse; }
.plane.p3 { transform: rotateX(45deg) rotateY(45deg); inset: 18%; }
.plane.p3 .ring { animation-duration: 9s; }
.nucleus { position: absolute; left: calc(50% - 9px); top: calc(50% - 9px); width: 18px; height: 18px; background: var(--signal); }
@keyframes orbit { from { transform: rotateX(-18deg) rotateY(0); } to { transform: rotateX(-18deg) rotateY(360deg); } }
@keyframes roll { to { transform: rotate(360deg); } }

/* sonar (Contatti) */
.sonar { position: relative; width: 78%; aspect-ratio: 1; transform: rotateX(66deg); }
.sonar i { position: absolute; inset: 0; border: 1px solid var(--signal); border-radius: 50%; opacity: 0; animation: ping 4.8s linear infinite; }
.sonar i:nth-child(2) { animation-delay: 1.6s; }
.sonar i:nth-child(3) { animation-delay: 3.2s; }
.sonar b { position: absolute; left: calc(50% - 7px); top: calc(50% - 7px); width: 14px; height: 14px; background: var(--signal); }
@keyframes ping { from { transform: scale(.08); opacity: .95; } to { transform: scale(1); opacity: 0; } }

/* nodo della home */
.hero-core { position: absolute; left: 72.2%; top: 47.1%; width: 0; height: 0; perspective: 800px; display: grid; place-items: center; }
.hero-core .plane { inset: auto; left: -60px; top: -60px; width: 120px; height: 120px; }
.hero-core .plane .ring { border-color: var(--signal); animation-duration: 16s; }
.hero-core .plane .ring b { background: var(--signal); }
.hero-core .plane.p2 .ring { border-color: var(--e-line); }
.hero-core .cube.hot { left: -35px; top: -35px; }
@media (max-width: 1000px) { .hero-core { display: none; } }

/* ---------- Fotografie ---------- */
.band { position: relative; margin: 0; overflow: hidden; height: clamp(220px, 34vw, 480px); border-top: 1px solid var(--line); }
.band img, .thumb img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.85) contrast(1.05) brightness(.82); }
.band img { scale: 1.14; transition: scale 1.6s cubic-bezier(.2, .7, .2, 1); }
.band.in img { scale: 1.06; }
.thumb { margin: 0 0 24px; aspect-ratio: 16 / 10; overflow: hidden; }
.thumb.wide { aspect-ratio: 21 / 8; margin: 0; }
.thumb img { transition: filter .6s, scale .9s cubic-bezier(.2, .7, .2, 1); }
.thumb:hover img { filter: grayscale(.2) contrast(1.05) brightness(.9); scale: 1.04; }
.band + .sec { border-top: 0; }
.band + .sec::before { display: none; }

/* ---------- Percorsi e righe animati ---------- */
.js .chain::before { transform: scaleX(0); transform-origin: left; transition: transform 1.4s cubic-bezier(.4, 0, .2, 1); }
.js .chain.in::before { transform: scaleX(1); }
.js .chain li::before { opacity: 0; transition: opacity .4s calc(var(--i, 0) * .28s + .1s); }
.js .chain.in li::before { opacity: 1; }
.chain li:nth-child(1) { --i: 0; } .chain li:nth-child(2) { --i: 1; } .chain li:nth-child(3) { --i: 2; } .chain li:nth-child(4) { --i: 3; } .chain li:nth-child(5) { --i: 4; }
@media (max-width: 860px) {
  .js .chain::before { transform: scaleY(0); transform-origin: top; }
  .js .chain.in::before { transform: scaleY(1); }
}
.rows > li { position: relative; }
.rows > li::before { content: ''; position: absolute; top: -1px; left: 0; height: 1px; width: 0; background: var(--signal); transition: width .6s cubic-bezier(.2, .7, .2, 1); }
.rows > li:hover::before { width: 100%; }
.rows h3 { transition: transform .35s cubic-bezier(.2, .7, .2, 1); }
.rows > li:hover h3 { transform: translateX(8px); }

@media (prefers-reduced-motion: reduce) {
  .hero h1, .page-head h1, .hero .lead, .page-head .lead, .hero-actions, .crumb, .emblem, .hero-core { animation: none; }
  .cube, .layers, .layers b, .phone, .chip, .chip .chipcore, .gear, .orbit, .plane .ring, .sonar i { animation: none; }
  .phone { transform: rotateX(-8deg) rotateY(-28deg); }
  .cube { transform: rotateX(-24deg) rotateY(35deg); }
  .sonar i { opacity: .35; }
  .sonar i:nth-child(1) { transform: scale(.4); } .sonar i:nth-child(2) { transform: scale(.7); } .sonar i:nth-child(3) { transform: scale(1); }
  .js .chain::before, .js .chain li::before { transform: none; opacity: 1; transition: none; }
  .band img { scale: 1.06; transition: none; }
}

/* ---------- GSAP: lo stato iniziale lo gestisce la libreria ---------- */
.gsap .hero h1, .gsap .page-head h1, .gsap .hero .lead, .gsap .page-head .lead, .gsap .hero-actions, .gsap .crumb, .gsap .emblem, .gsap .hero-core { animation: none; }
.gsap .reveal { transition: none; }
.w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .14em; margin-bottom: -.14em; }
.wi { display: inline-block; will-change: transform; }
.scroll-progress { position: fixed; z-index: 60; top: 0; left: 0; right: 0; height: 2px; background: var(--signal); transform: scaleX(0); transform-origin: left; pointer-events: none; }
.band { contain: paint; }

/* ---------- Schermata iniziale ---------- */
.preloader { display: none; }
.intro .preloader {
  position: fixed; inset: 0; z-index: 200; display: grid; place-items: center;
  background: var(--ink); clip-path: inset(0 0 0 0);
}
.intro body { overflow: hidden; }
.pl-stage { width: min(640px, 84vw); perspective: 900px; }
.pl-logo { width: 100%; height: auto; overflow: visible; }
.pl-logo path, .pl-logo rect { transform-box: fill-box; transform-origin: center; }
.pl-ring { fill: none; stroke: var(--signal); stroke-width: 1.5; vector-effect: non-scaling-stroke; transform-box: fill-box; transform-origin: center; }
.pl-skip {
  position: absolute; right: var(--gutter); bottom: 28px; background: none; border: 0; color: var(--muted);
  font: inherit; font-size: .9rem; cursor: pointer; padding: 8px 4px; border-bottom: 1px solid var(--line);
}
.pl-skip:hover { color: var(--text); }
.intro .hero-traces .draw { animation-play-state: paused; }

/* ---------- Cookie e anti-spam ---------- */
.btn-line { background: none; color: var(--text); box-shadow: inset 0 0 0 1px var(--muted); }
.btn-line:hover { background: var(--text); color: var(--ink); }
.linklike { background: none; border: 0; padding: 0; font: inherit; color: inherit; cursor: pointer; text-align: left; }
.site-footer .linklike:hover { color: var(--signal); }
.consent {
  position: fixed; z-index: 90; left: var(--gutter); bottom: var(--gutter); width: min(430px, calc(100vw - 2 * var(--gutter)));
  background: var(--ink-2); border: 1px solid var(--line); border-top: 2px solid var(--signal); padding: 22px 22px 20px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, .5);
}
.consent[hidden] { display: none; }
.consent h2 { font-size: 1.05rem; font-stretch: 100%; letter-spacing: 0; margin-bottom: 8px; }
.consent p { font-size: .92rem; line-height: 1.55; color: var(--muted); }
.consent p a { color: var(--text); }
.consent-actions { display: flex; gap: 10px; margin-top: 18px; }
.consent-actions .btn { flex: 1; padding: 13px 16px; font-size: .95rem; text-align: center; }
.captcha-note { margin-top: 18px; font-size: .8rem; color: var(--muted); max-width: 46ch; }
.captcha-note a { color: var(--text); }
.grecaptcha-badge { visibility: hidden; }
@media (max-width: 560px) { .consent { left: 0; right: 0; bottom: 0; width: auto; border-left: 0; border-right: 0; } }