/* VINGE — sistema visivo «Materia e segnale» con il simbolo Nodo V (palette del brand book: antracite, bianco caldo, oro; lime solo per il focus). Nessuna risorsa esterna.
 * Ordine: font e variabili · base · temi delle sezioni · header · bottoni · titoli · apertura (Hero) · sezioni · pagine interne · movimento ridotto. */
@font-face { font-family: "Bricolage Grotesque"; src: url("fonts/bricolage-grotesque.woff2") format("woff2"); font-weight: 200 800; font-style: normal; font-display: swap; }
@font-face { font-family: "Geist"; src: url("fonts/geist.woff2") format("woff2"); font-weight: 100 900; font-style: normal; font-display: swap; }
@font-face { font-family: "Geist Mono"; src: url("fonts/geist-mono.woff2") format("woff2"); font-weight: 100 900; font-style: normal; font-display: swap; }
:root {
  /* nomi storici delle variabili, valori VINGE (docs/brand/vinge-tokens.json) */
  --graphite: #16191F; --paper: #F7F4EE; --gold: #F4C542; --cement: #C9CCD3; --deep: #262B34; --vlime: #D9FF63;
  --gold-ink: #7A5A00;   /* oro per testi e segni su chiaro e su oro: 6,1:1 su bianco caldo */
  --ink-soft: #4A505C;   /* testo secondario su chiaro: 7,6:1; su oro 5,1:1 */
  --sage: #C9CCD3;       /* testo secondario sulla sezione profonda */
  --paper-2: #ECE8DF;    /* superficie chiara secondaria */
  --graphite-2: #1F232B; --graphite-3: #262B34;
  --g-graphite: var(--graphite); --g-paper: var(--paper); --g-gold: var(--gold); --g-cement: var(--cement); --g-deep: var(--deep); --g-ink-soft: var(--ink-soft);
  --display: "Bricolage Grotesque", "Geist", ui-sans-serif, system-ui, sans-serif;
  --font: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --ease: cubic-bezier(.2, .7, .1, 1);
  --ease-io: cubic-bezier(.6, 0, .2, 1);
  --header: 72px;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header) + 12px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--graphite); color: var(--paper);
  font-family: var(--font); font-size: 1.0625rem; line-height: 1.6;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: clip;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--focus, var(--gold)); outline-offset: 3px; border-radius: 2px; }
::selection { background: var(--gold); color: var(--graphite); }
h1, h2, h3 { font-family: var(--display); line-height: 1.02; letter-spacing: -.035em; margin: 0; font-weight: 700; font-variation-settings: normal; }
p { margin: 0; }
.wrap { width: min(1200px, 100% - 40px); margin-inline: auto; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -9999px; top: 12px; z-index: 100; background: var(--gold); color: var(--graphite); padding: 10px 16px; font-weight: 600; }
.skip:focus { left: 12px; }

/* ---------- Temi delle sezioni ---------- */
[data-theme="dark"] { --bg: var(--graphite); --fg: var(--paper); --muted: var(--cement); --accent: var(--gold); --line: rgba(247, 244, 238, .14); --focus: var(--vlime); background: var(--bg); color: var(--fg); }
[data-theme="light"] { --bg: var(--paper); --fg: var(--graphite); --muted: var(--ink-soft); --accent: var(--gold-ink); --line: rgba(22, 25, 31, .18); --focus: var(--graphite); background: var(--bg); color: var(--fg); }
[data-theme="deep"] { --bg: var(--deep); --fg: var(--paper); --muted: var(--sage); --accent: var(--gold); --line: rgba(247, 244, 238, .2); --focus: var(--vlime); background: var(--bg); color: var(--fg); }
[data-theme="gold"] { --bg: var(--gold); --fg: var(--graphite); --muted: #3D3A2F; --accent: var(--graphite); --line: rgba(22, 25, 31, .24); --focus: var(--graphite); background: var(--bg); color: var(--fg); }
[data-theme="light"] ::selection, [data-theme="gold"] ::selection { background: var(--graphite); color: var(--gold); }

/* ---------- Header: cambia colore in base alla sezione che ha sotto ---------- */
.site-header {
  --hfg: var(--paper); --hbg: rgba(22, 25, 31, .84); --hline: rgba(247, 244, 238, .12); --hcore: var(--gold); --hcore-edge: transparent; --hacc: var(--gold);
  position: fixed; inset: 0 0 auto; z-index: 50; height: var(--header); color: var(--hfg);
  border-bottom: 1px solid transparent; transition: background .35s, color .35s, border-color .35s;
}
.site-header[data-header="light"] { --hfg: var(--graphite); --hbg: rgba(247, 244, 238, .88); --hline: rgba(22, 25, 31, .14); --hcore-edge: var(--graphite); --hacc: var(--gold-ink); }
.site-header[data-header="deep"] { --hbg: rgba(38, 43, 52, .92); --hline: rgba(247, 244, 238, .16); }
.site-header[data-header="gold"] { --hfg: var(--graphite); --hbg: rgba(244, 197, 66, .92); --hline: rgba(22, 25, 31, .18); --hcore: var(--graphite); --hacc: var(--gold-ink); }
.site-header.scrolled { background: var(--hbg); border-bottom-color: var(--hline); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.site-header .wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { font-family: var(--display); display: inline-flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; font-weight: 700; font-size: 1.24rem; letter-spacing: -.035em; }
.brand .mark { width: 30px; height: 30px; flex: none; transition: transform .6s var(--ease); }
.brand:hover .mark { transform: rotate(-90deg); }
.mark-core { fill: var(--hcore, var(--gold)); stroke: var(--hcore-edge, transparent); stroke-width: 1.2; stroke-linejoin: round; }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 2px; }
.nav a { display: flex; align-items: baseline; gap: 6px; padding: 8px 12px; color: inherit; text-decoration: none; font-weight: 500; font-size: .95rem; }
.nav a:hover { text-decoration: underline; text-decoration-thickness: 1px; }
.nav-i { font: 400 .66rem/1 var(--mono); color: var(--hacc); }
.nav a.nav-team { margin-left: 10px; padding: 10px 16px; background: var(--hfg); color: var(--hbg); font-weight: 600; text-decoration: none; }
.site-header[data-header="dark"] .nav a.nav-team, .site-header[data-header="deep"] .nav a.nav-team { background: var(--gold); color: var(--graphite); }
.nav a.nav-team:hover { text-decoration: none; filter: brightness(1.06); }
.site-header[data-header="light"] .nav a.nav-team { color: var(--paper); }
.site-header[data-header="gold"] .nav a.nav-team { color: var(--gold); }
.nav-toggle {
  display: none; align-items: center; gap: 10px; font: inherit; font-weight: 600; color: inherit; background: none;
  border: 1px solid currentColor; padding: 9px 14px; cursor: pointer;
}
.nav-toggle i { position: relative; width: 16px; height: 8px; border-top: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transition: transform .3s; }
.nav-toggle[aria-expanded="true"] i { transform: scaleY(.2); }
@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .nav { position: fixed; inset: var(--header) 0 0; background: var(--graphite); color: var(--paper); display: none; padding: 20px 20px 32px; overflow-y: auto; }
  .nav.open { display: block; }
  .nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .nav a { padding: 16px 4px; font-size: clamp(1.6rem, 7vw, 2.2rem); font-weight: 600; letter-spacing: -.03em; border-bottom: 1px solid rgba(247, 244, 238, .12); }
  .nav-i { font-size: .75rem; color: var(--gold); min-width: 2.2em; }
  .nav a.nav-team, .site-header .nav a.nav-team { margin: 24px 0 0; justify-content: center; font-size: 1.1rem; background: var(--gold); color: var(--graphite); border: 0; }
  .site-header:has(.nav.open) { --hfg: var(--paper); --hbg: rgba(22, 25, 31, .98); --hcore: var(--gold); --hcore-edge: transparent; background: var(--hbg); }
}

/* ---------- Bottoni ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font: inherit; font-weight: 600; font-size: 1rem; line-height: 1; padding: 17px 24px; border-radius: 3px;
  text-decoration: none; cursor: pointer; border: 1px solid transparent; transition: background .25s, color .25s, border-color .25s, transform .25s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: none; }
.btn-primary { background: var(--gold); color: var(--graphite); }
.btn-primary:hover { background: var(--paper); color: var(--graphite); }
.btn-ghost { background: transparent; color: inherit; border-color: currentColor; }
.btn .arrow { transition: transform .3s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Titoli di sezione, indici, didascalie ---------- */
.sec { position: relative; padding: clamp(96px, 12vw, 168px) 0; }
.sec-head { max-width: 56rem; margin-bottom: clamp(48px, 7vw, 96px); }
.idx-label {
  display: flex; gap: .9em; align-items: baseline; margin-bottom: clamp(22px, 3vw, 34px); padding-top: 18px; border-top: 1px solid var(--line);
  font: 400 .76rem/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted);
}
.idx { color: var(--accent); }
.sec-head h2, .ct-info h2, .sa-head h2 { font-size: clamp(2.6rem, 6.6vw, 6.2rem); line-height: .94; letter-spacing: -.05em; }
.sec-lead { margin-top: 24px; max-width: 36rem; font-size: clamp(1.05rem, 1.4vw, 1.24rem); line-height: 1.55; color: var(--muted); }
.fig-cap { font: 400 .7rem/1.5 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; }

/* Testi che si compongono parola per parola; ingressi delle sezioni */
.split .w { display: inline-block; white-space: pre; }
.js .split .w { opacity: 0; transform: translateY(.45em); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: calc(var(--i, 0) * 70ms + 120ms); }
.js .split.in .w { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(32px); transition: opacity 1s var(--ease), transform 1s var(--ease); transition-delay: var(--d, 0ms); }
.js .reveal.in { opacity: 1; transform: none; }
.statement { font-family: var(--display); font-size: clamp(1.75rem, 4.2vw, 3.4rem); line-height: 1.16; }
.statement em { font-style: normal; }
.pillars { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: clamp(56px, 8vw, 110px); }
.pillar h3 { font-size: 1.45rem; margin: 16px 0 10px; }
.pillar p { font-size: 1rem; }
@media (max-width: 860px) { .pillars { grid-template-columns: 1fr; } }
.pl-ico { width: 44px; height: 44px; margin-bottom: 18px; fill: none; stroke: var(--graphite); stroke-width: 1.5; }
.pl-ico .pl-thin { stroke-width: .75; opacity: .45; }
.pl-ico .pl-acc { stroke: var(--gold-ink); stroke-width: 2.5; }
.js .pl-ico path, .js .pl-ico rect, .js .pl-ico circle { stroke-dasharray: 200; stroke-dashoffset: 200; transition: stroke-dashoffset 1.6s var(--ease-io) .2s; }
.js .pillar.in .pl-ico path, .js .pillar.in .pl-ico rect, .js .pillar.in .pl-ico circle { stroke-dashoffset: 0; }

/* ---------- Apertura «Materia e segnale» (Hero approvato) e prima sezione chiara ---------- */

/* ---------- Palco: il nodo resta fermo (sticky) mentre il testo scorre; poi la S diventa linea e la linea si apre ---------- */
.hx-stage { position: relative; background: var(--g-graphite); color: var(--g-paper); }
.js .hx-stage::after { content: ""; display: block; height: 170vh; height: 170svh; }
.hx-pin { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; z-index: 0; }
.hx-grid {
  position: absolute; top: 0; bottom: 0; left: 50%; width: min(1200px, calc(100% - 40px)); transform: translateX(-50%);
  background: repeating-linear-gradient(to right, rgba(247, 244, 238, .05) 0 1px, transparent 1px calc(100% / 12));
  border-right: 1px solid rgba(247, 244, 238, .05);
  opacity: calc(1 - var(--m, 0));
}
.hx-nodo { position: absolute; inset: 0; }
.hx-nodo canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: var(--canvas, 1); }
.hx-fallback {
  position: absolute; width: min(34vw, 62vh, 540px); height: auto; aspect-ratio: 1;
  right: max(9vw, calc((100vw - 1200px) / 2 + 150px)); top: 50%; transform: translateY(-47%);
  translate: 0 var(--fy, 0px); opacity: var(--fb, 1);
}
.hx-nodo.live .hx-fallback { opacity: 0; }

/* Annotazioni tecniche agganciate ai punti del nodo (posizionate dallo script) */
.hx-annos { position: absolute; inset: 0; pointer-events: none; opacity: var(--anno, 1); }
.hx-anno {
  position: absolute; left: 0; top: 0; width: 0; height: 0; display: none;
  font: 400 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--g-cement); white-space: nowrap;
}
[data-gl="on"] .hx-anno { display: block; }
.hx-anno i { position: absolute; left: -4px; top: -4px; width: 8px; height: 8px; border: 1px solid var(--g-gold); transform: rotate(45deg); }
.hx-anno::before { content: ""; position: absolute; left: 10px; top: 0; width: 56px; height: 1px; background: rgba(201, 204, 211, .55); }
.hx-anno > span { position: absolute; left: 74px; top: -.5em; line-height: 1; }
.hx-anno b { font-weight: 400; color: var(--g-gold); margin-right: .6em; }
.hx-anno-l::before { left: auto; right: 10px; }
.hx-anno-l > span { left: auto; right: 74px; }
.hx-fig {
  position: absolute; right: max(20px, calc((100% - 1200px) / 2)); bottom: 26px; display: grid; gap: 6px; justify-items: end;
  font: 400 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--g-cement); opacity: var(--anno, 1);
}
.hx-fig span:first-child { color: var(--g-paper); }
.hx-fig [data-readout], .hx-legend { display: none; }
.hx-legend b { font-weight: 400; color: var(--g-gold); }
[data-gl="on"] .hx-fig [data-readout] { display: block; }

/* Raccordo: linea oro → due bordi che si separano → superficie chiara */
.hx-seam, .hx-edge { position: absolute; left: 0; right: 0; top: 50%; height: 2px; margin-top: -1px; background: var(--g-gold); pointer-events: none; }
.hx-seam { transform: scaleX(var(--seam, 0)); }
.hx-opening .hx-seam { opacity: 0; }
.hx-open { position: absolute; inset: 0; background: var(--g-paper); transform: scaleY(var(--o, 0)); }
.hx-edge { opacity: 0; }
.hx-opening .hx-edge { opacity: calc((1 - var(--o, 0)) * 4); }
.hx-edge-t { transform: translateY(calc(var(--o, 0) * -50vh)); transform: translateY(calc(var(--o, 0) * -50svh)); }
.hx-edge-b { transform: translateY(calc(var(--o, 0) * 50vh)); transform: translateY(calc(var(--o, 0) * 50svh)); }

/* ---------- Contenuto dell'apertura ---------- */
.hx {
  position: relative; z-index: 2; margin-top: -100vh; margin-top: -100svh; min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center; padding: calc(var(--header) + 24px) 0 92px;
}
.hx :focus-visible { outline-color: var(--g-gold); }
.hx-kicker {
  display: flex; flex-wrap: wrap; gap: .4em .9em; margin: 0 0 clamp(16px, 2.6vh, 30px);
  font: 400 .76rem/1.5 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--g-cement);
}
.hx-idx { color: var(--g-gold); }
.hx-title { font-size: clamp(2.9rem, 6.4vw, 7.2rem); line-height: .92; letter-spacing: -.045em; font-weight: 700; color: var(--g-paper); }
.hx-title > span { display: block; overflow: hidden; padding: 0 .04em .1em 0; margin-bottom: -.1em; }
.hx-l2 { padding-left: .62em !important; }
.hx-l3 { padding-left: .18em !important; }
.js .hx-title .w { opacity: 1; filter: none; transform: translateY(105%); transition: transform 1.1s cubic-bezier(.2, .8, .1, 1); transition-delay: calc(var(--i, 0) * 80ms + 150ms); }
.js .hx-title.in .w { transform: none; }
.hx-mark {
  background: linear-gradient(var(--g-gold), var(--g-gold)) no-repeat 0 84% / 100% .11em;
  transition: background-size 1s cubic-bezier(.6, 0, .2, 1) 1.15s;
}
.js .hx-mark { background-size: 0 .11em; }
.js .hx-title.in .hx-mark { background-size: 100% .11em; }
.hx-body { display: grid; gap: 24px; max-width: 31rem; margin-top: clamp(22px, 3.4vh, 44px); }
.hx-lead { font-size: clamp(1.05rem, 1.3vw, 1.22rem); line-height: 1.55; color: var(--g-cement); }
.hx .cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.hx .btn { border-radius: 3px; padding: 17px 24px; }
.hx .btn-primary { background: var(--g-gold); color: var(--g-graphite); box-shadow: none; }
.hx .btn-primary::after { display: none; }
.hx .btn-primary:hover { background: var(--g-paper); color: var(--g-graphite); }
.hx .btn-ghost { background: transparent; color: var(--g-paper); border-color: rgba(247, 244, 238, .3); }
.hx .btn-ghost:hover { color: var(--g-paper); background: rgba(247, 244, 238, .06); border-color: var(--g-paper); }
.hx-meta { display: flex; flex-wrap: wrap; gap: 10px 24px; margin: 4px 0 0; padding: 0; list-style: none; font: 400 .72rem/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--g-cement); }
.hx-meta li { display: inline-flex; align-items: center; gap: 9px; }
.hx-meta li::before { content: ""; width: 6px; height: 6px; background: var(--g-gold); }
.hx-cue {
  position: absolute; left: max(20px, calc((100% - 1200px) / 2)); bottom: 26px; display: flex; align-items: center; gap: 12px;
  font: 400 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--g-cement);
}
.hx-cue::after { content: ""; width: 48px; height: 1px; background: var(--g-gold); transform-origin: left; animation: hx-cue 2.4s cubic-bezier(.6, 0, .2, 1) infinite; }
@keyframes hx-cue { 0% { transform: scaleX(0); } 50% { transform: scaleX(1); transform-origin: left; } 51% { transform-origin: right; } 100% { transform: scaleX(0); transform-origin: right; } }

/* Tablet: il nodo in basso a destra, separato dalla colonna di testo; annotazioni come segni con lettera + legenda */
@media (max-width: 899px) {
  .hx { align-items: flex-start; padding-top: calc(var(--header) + 6vh); }
  .hx-fallback { width: min(60vw, 46vh); right: -10vw; top: 40%; transform: none; }
  .hx-body { max-width: 50vw; }
  .hx-cue { display: none; }
}
/* Fino a 1599 px le etichette diventano lettere, con la legenda in basso: non coprono mai il titolo né il nastro */
@media (max-width: 1599px) {
  .hx-anno::before { display: none; }
  .hx-anno > span { font-size: 0; left: 12px; top: -7px; }
  .hx-anno-l > span { left: auto; right: 12px; }
  .hx-anno b { font-size: 12px; line-height: 1; margin: 0; }
  .hx-fig { font-size: 12px; gap: 8px; }
  [data-gl="on"] .hx-legend { display: block; color: var(--g-paper); }
}
/* Mobile: il nodo in alto a destra, il testo inizia sotto il suo centro */
@media (max-width: 599px) {
  .js .hx-stage::after { height: 180vh; height: 180svh; }
  .hx { padding-top: calc(var(--header) + min(56vw, 36vh) + 22px); padding-bottom: 56px; }
  .hx-fallback { width: min(56vw, 36vh); right: 5vw; top: calc(var(--header) + 6px); }
  .hx-body { max-width: none; }
  .hx-l2 { padding-left: .42em !important; }
  .hx-l3 { padding-left: 0 !important; }
  .hx-grid { background: repeating-linear-gradient(to right, rgba(247, 244, 238, .05) 0 1px, transparent 1px calc(100% / 4)); }
  .hx-annos, .hx-fig { display: none; }
  .hx .btn { flex: 1 1 auto; }
}
/* Telefoni piccoli (320–360 px): nodo, titolo e testo più compatti, pulsante più vicino */
@media (max-width: 360px) {
  .hx { padding-top: calc(var(--header) + min(54vw, 36vh) + 12px); }
  .hx-fallback { width: min(54vw, 36vh); }
  .hx-title { font-size: 2.6rem; }
  .hx-lead { font-size: 1rem; line-height: 1.48; }
  .hx-kicker { font-size: .66rem; letter-spacing: .05em; gap: .3em .7em; }
  .hx-body { gap: 20px; margin-top: 20px; }
}
/* Senza JavaScript o con movimento ridotto il nodo non resta fermo: scorre con la pagina */
html:not(.js) .hx-pin { position: absolute; top: 0; left: 0; right: 0; }
html:not(.js) .hx { margin-top: 0; }
/* Schermi bassi in orizzontale: titolo più contenuto */
@media (min-width: 900px) and (max-height: 760px) { .hx-title { font-size: clamp(2.75rem, 7vw, 6.6rem); } }

/* ---------- Prima sezione chiara: linguaggio editoriale ---------- */
.hx-light { background: var(--g-paper); color: var(--g-graphite); padding-top: clamp(84px, 11vw, 150px); }
.hx-light ::selection { background: var(--g-gold); color: var(--g-graphite); }
.hx-light :focus-visible { outline-color: var(--g-graphite); }
.hx-light .wrap { border-top: 1px solid rgba(22, 25, 31, .18); padding-top: 20px; }
.hx-light .eyebrow { font: 400 .76rem/1.4 var(--mono); letter-spacing: .08em; color: var(--g-ink-soft); margin-bottom: clamp(36px, 6vw, 72px); gap: .9em; }
.hx-light .eyebrow::before { display: none; }
.hx-light .hx-idx { color: var(--gold-ink); }
.hx-light .statement { color: var(--g-graphite); font-weight: 600; letter-spacing: -.035em; max-width: 1100px; }
.js .hx-light .statement .w { color: #6A707C; }
.js .hx-light .statement .w.lit { color: var(--g-graphite); }
.hx-light .statement em, .js .hx-light .statement .w.lit.accent {
  color: var(--g-graphite);
  background: linear-gradient(var(--g-gold), var(--g-gold)) no-repeat 0 78% / 100% .4em;
}
.js .hx-light .statement em { background: none; }
.js .hx-light .statement .w.accent { padding: 0 .05em; margin: 0 -.05em; background-size: 0 .4em; background-image: linear-gradient(var(--g-gold), var(--g-gold)); background-repeat: no-repeat; background-position: 0 78%; transition: color .5s, background-size .6s cubic-bezier(.6, 0, .2, 1); }
.js .hx-light .statement .w.lit.accent { background-size: 100% .4em; }
.hx-light .pillars { gap: clamp(24px, 3vw, 48px); }
.hx-light .pillar { border: 0; border-top: 1px solid rgba(22, 25, 31, .22); border-radius: 0; background: none; padding: 20px 0 0; }
.hx-light .pillar .num { font: 400 .76rem/1 var(--mono); letter-spacing: .08em; color: var(--gold-ink); }
.hx-light .pillar h3 { color: var(--g-graphite); }
.hx-light .pillar p { color: var(--g-ink-soft); }

/* ---------- Movimento ridotto: niente pin né trasformazioni; contenuti subito leggibili ---------- */
@media (prefers-reduced-motion: reduce) {
  .js .hx-stage::after { display: none; }
  .hx-pin { position: absolute; top: 0; left: 0; right: 0; }
  .hx { margin-top: 0; }
  .hx-cue::after { animation: none; transform: none; }
  .js .hx-light .statement .w, .js .hx-light .statement .w.lit { color: var(--g-graphite); }
  .js .hx-light .statement .w.accent { background-size: 100% .4em; }
}

/* ---------- Servizi: sistema 3D (CSS, nessun WebGL) + sei voci editoriali ---------- */
.sv-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.sv-stage {
  position: sticky; top: calc(var(--header) + 24px); height: min(600px, calc(100vh - var(--header) - 48px));
  display: grid; grid-template-rows: 1fr auto; grid-template-columns: minmax(0, 1fr); justify-items: center; align-items: center; perspective: 1700px;
}
.sv-stage .fig-cap { max-width: 100%; text-align: center; }
.sys { --k: 1; --rz: 0deg; position: relative; width: 400px; height: 400px; transform-style: preserve-3d; transform: scale(var(--k)); }
.sys-plate {
  position: absolute; inset: 0; transform-style: preserve-3d; transform: rotateX(58deg) rotateZ(calc(-45deg + var(--rz)));
  transition: transform .9s var(--ease);
  background-image: linear-gradient(rgba(247, 244, 238, .07) 1px, transparent 1px), linear-gradient(90deg, rgba(247, 244, 238, .07) 1px, transparent 1px);
  background-size: 40px 40px; border: 1px solid rgba(247, 244, 238, .2);
}
.sys-links { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.sys-links .ln { fill: none; stroke: rgba(247, 244, 238, .22); stroke-width: 1.5; transition: stroke .4s; }
.sys-ring { fill: none; stroke: rgba(247, 244, 238, .14); stroke-dasharray: 2 6; }
.sys-base { position: absolute; left: 146px; top: 146px; width: 108px; height: 108px; border-radius: 50%; border: 1px solid rgba(244, 197, 66, .55); background: rgba(247, 244, 238, .04); }
.mod { position: absolute; width: 64px; height: 64px; transform-style: preserve-3d; transform: translateZ(var(--lift, 0px)); transition: transform .7s var(--ease); }
.m0 { left: 168px; top: 30px; } .m1 { left: 287.5px; top: 99px; } .m2 { left: 287.5px; top: 237px; }
.m3 { left: 168px; top: 306px; } .m4 { left: 48.5px; top: 237px; } .m5 { left: 48.5px; top: 99px; }
.mod-top {
  position: absolute; inset: 0; transform: translateZ(38px); background: var(--graphite-3); border: 1px solid rgba(247, 244, 238, .28);
  display: grid; place-items: center; font: 400 13px/1 var(--mono); color: var(--cement); transition: background .4s, color .4s, border-color .4s;
}
.mod-top span { transform: rotate(45deg); }
.mod-s1 { position: absolute; left: 0; bottom: 0; width: 64px; height: 38px; transform-origin: bottom; transform: rotateX(-90deg); background: #1A1D23; border: 1px solid rgba(247, 244, 238, .12); transition: background .4s; }
.mod-s2 { position: absolute; right: 0; top: 0; width: 38px; height: 64px; transform-origin: right; transform: rotateY(90deg); background: #22262E; border: 1px solid rgba(247, 244, 238, .12); transition: background .4s; }
.sys-core { position: absolute; left: 146px; top: 88px; width: 108px; height: 112px; transform-origin: 50% 100%; transform: rotateZ(calc(45deg - var(--rz))) rotateX(-90deg); color: var(--paper); transition: transform .9s var(--ease); }
.sys-mark { width: 108px; height: 108px; }
.sys-mark .mark-core { fill: var(--gold); }
.sv-stage .fig-cap { margin-top: 8px; }
.sys[data-active="0"] .m0, .sys[data-active="1"] .m1, .sys[data-active="2"] .m2,
.sys[data-active="3"] .m3, .sys[data-active="4"] .m4, .sys[data-active="5"] .m5 { --lift: 26px; }
.sys[data-active="0"] .m0 .mod-top, .sys[data-active="1"] .m1 .mod-top, .sys[data-active="2"] .m2 .mod-top,
.sys[data-active="3"] .m3 .mod-top, .sys[data-active="4"] .m4 .mod-top, .sys[data-active="5"] .m5 .mod-top { background: var(--gold); color: var(--graphite); border-color: var(--gold); }
.sys[data-active="0"] .m0 .mod-s1, .sys[data-active="1"] .m1 .mod-s1, .sys[data-active="2"] .m2 .mod-s1,
.sys[data-active="3"] .m3 .mod-s1, .sys[data-active="4"] .m4 .mod-s1, .sys[data-active="5"] .m5 .mod-s1 { background: #C79A1F; }
.sys[data-active="0"] .m0 .mod-s2, .sys[data-active="1"] .m1 .mod-s2, .sys[data-active="2"] .m2 .mod-s2,
.sys[data-active="3"] .m3 .mod-s2, .sys[data-active="4"] .m4 .mod-s2, .sys[data-active="5"] .m5 .mod-s2 { background: #DDB236; }
.sys[data-active="0"] .l0, .sys[data-active="1"] .l1, .sys[data-active="2"] .l2,
.sys[data-active="3"] .l3, .sys[data-active="4"] .l4, .sys[data-active="5"] .l5 { stroke: var(--gold); stroke-width: 2.5; stroke-dasharray: 6 8; animation: sv-flow 1s linear infinite; }
@keyframes sv-flow { to { stroke-dashoffset: -28; } }
.sv-list { list-style: none; margin: 0; padding: 0; border-bottom: 1px solid var(--line); }
.svc { display: grid; grid-template-columns: 64px minmax(0, 1fr); column-gap: 12px; padding: 30px 0 32px; border-top: 1px solid var(--line); transition: background .4s; }
.svc-n { font: 400 .8rem/1 var(--mono); color: var(--cement); padding-top: .9em; transition: color .3s; }
.svc h3 { font-size: clamp(1.7rem, 2.8vw, 2.6rem); letter-spacing: -.04em; }
.svc-btn {
  display: inline-flex; align-items: center; gap: .4em; font: inherit; letter-spacing: inherit; color: rgba(247, 244, 238, .62);
  background: none; border: 0; padding: 0; cursor: pointer; text-align: left; transition: color .3s;
}
.svc-btn::after { content: "→"; font-size: .6em; opacity: 0; transform: translateX(-8px); transition: opacity .3s, transform .3s var(--ease); color: var(--gold); }
.svc p { grid-column: 2; margin-top: 12px; max-width: 30rem; color: var(--cement); }
.svc.on .svc-btn, .svc-btn:hover { color: var(--paper); }
.svc.on .svc-btn::after { opacity: 1; transform: none; }
.svc.on .svc-n { color: var(--gold); }
@media (max-width: 1100px) { .sys { --k: .84; } }
@media (max-width: 899px) {
  .sv-grid { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .sv-stage { overflow: hidden; top: var(--header); z-index: 2; height: 320px; margin: 0 -20px; padding: 0 20px 12px; background: var(--graphite); border-bottom: 1px solid var(--line); }
  .sys { --k: .62; }
  .svc { grid-template-columns: 44px minmax(0, 1fr); }
}
@media (max-width: 599px) { .sv-stage { height: 270px; } .sys { --k: .52; } }
@media (max-width: 360px) { .sv-stage { height: 240px; } .sys { --k: .45; } }

/* ---------- Metodo: percorso orizzontale (desktop) o verticale (mobile) su verde bosco ---------- */
.mt { position: relative; }
.mt-pin { padding: clamp(96px, 12vw, 160px) 0; }
.mt .sec-head { margin-bottom: clamp(36px, 5vw, 64px); }
.mt-rail { display: none; }
.mt-view { width: min(1200px, 100% - 40px); margin-inline: auto; }
.mt-track { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; border-left: 1px solid var(--line); }
.mt-step { position: relative; padding: 0 0 56px 28px; transition: opacity .6s; }
.mt-step::before { content: ""; position: absolute; left: -5px; top: 6px; width: 9px; height: 9px; background: var(--deep); border: 1px solid var(--sage); transform: rotate(45deg); transition: background .4s, border-color .4s; }
.mt-step.on::before { background: var(--gold); border-color: var(--gold); }
.mt-n { font-family: var(--display); display: block; font-size: clamp(3.4rem, 6vw, 5.2rem); font-weight: 700; line-height: .9; letter-spacing: -.05em; color: transparent; -webkit-text-stroke: 1px rgba(247, 244, 238, .55); transition: color .5s, -webkit-text-stroke-color .5s; }
.mt-step.on .mt-n { color: var(--gold); -webkit-text-stroke-color: var(--gold); }
.mt-step h3 { font-size: clamp(1.5rem, 2.2vw, 2rem); margin: 16px 0 10px; }
.mt-step p { color: var(--sage); max-width: 30rem; }
.mt-viz { width: min(240px, 100%); aspect-ratio: 240 / 140; margin-bottom: 20px; }
.mt-viz svg { width: 100%; height: 100%; overflow: visible; }
.vz-t { font: 400 9px var(--mono); fill: var(--sage); letter-spacing: .06em; text-transform: uppercase; }
.vz-frame { fill: none; stroke: rgba(247, 244, 238, .5); stroke-dasharray: 4 5; }
.vz-dot { fill: var(--gold); transition: transform 1s var(--ease); }
.mt-step:not(.on) .vz-dot:nth-of-type(1) { transform: translate(-34px, 40px); }
.mt-step:not(.on) .vz-dot:nth-of-type(2) { transform: translate(20px, 58px); }
.mt-step:not(.on) .vz-dot:nth-of-type(3) { transform: translate(-60px, 30px); }
.mt-step:not(.on) .vz-dot:nth-of-type(4) { transform: translate(34px, 24px); }
.mt-step:not(.on) .vz-dot:nth-of-type(5) { transform: translate(-80px, -20px); }
.mt-step:not(.on) .vz-dot:nth-of-type(6) { transform: translate(30px, -40px); }
.mt-step:not(.on) .vz-dot:nth-of-type(7) { transform: translate(-10px, -60px); }
.mt-step:not(.on) .vz-dot:nth-of-type(8) { transform: translate(44px, -30px); }
.mt-step:not(.on) .vz-dot:nth-of-type(9) { transform: translate(70px, -50px); }
.mt-step:not(.on) .vz-dot:nth-of-type(10) { transform: translate(90px, 10px); }
.vz-b { fill: none; stroke: rgba(247, 244, 238, .8); stroke-width: 1.5; opacity: 0; transform: translateY(16px); transition: opacity .6s, transform .8s var(--ease); }
.vz-b.b2 { fill: var(--gold); stroke: var(--gold); }
.mt-step.on .vz-b { opacity: 1; transform: none; }
.mt-step.on .b1 { transition-delay: .12s; } .mt-step.on .b2 { transition-delay: .24s; } .mt-step.on .b3 { transition-delay: .36s; } .mt-step.on .b4 { transition-delay: .48s; }
.vz-base { stroke: rgba(247, 244, 238, .5); }
.vz-bar { fill: rgba(247, 244, 238, .14); stroke: rgba(247, 244, 238, .7); transform-box: fill-box; transform-origin: bottom; transform: scaleY(.06); transition: transform 1s var(--ease); }
.vz-bar.r2 { fill: var(--gold); stroke: var(--gold); }
.mt-step.on .vz-bar { transform: none; }
.mt-step.on .r1 { transition-delay: .18s; } .mt-step.on .r2 { transition-delay: .36s; }
.vz-path { fill: none; stroke: var(--paper); stroke-width: 2; stroke-dasharray: 220; stroke-dashoffset: 220; transition: stroke-dashoffset 1.2s var(--ease-io); }
.mt-step.on .vz-path { stroke-dashoffset: 0; }
.vz-node { fill: none; stroke: var(--gold); stroke-width: 2.5; }
.vz-ping { fill: var(--gold); transform-box: fill-box; transform-origin: center; opacity: 0; }
.mt-step.on .vz-ping { animation: mt-ping 2.4s var(--ease) 1.1s infinite; }
@keyframes mt-ping { 0% { opacity: .9; transform: scale(.4); } 70%, 100% { opacity: 0; transform: scale(2.4); } }
/* Orizzontale: attivato dallo script solo su schermi larghi e senza movimento ridotto */
.mt.is-h .mt-pin { position: sticky; top: 0; height: 100vh; overflow: hidden; display: flex; flex-direction: column; justify-content: center; padding: calc(var(--header) + 8px) 0 32px; }
.mt.is-h .sec-head { margin-bottom: 28px; }
.mt.is-h .sec-head h2 { font-size: clamp(2.4rem, 4.6vw, 4.6rem); }
.mt.is-h .sec-lead { margin-top: 14px; }
.mt.is-h .mt-rail { display: grid; grid-template-columns: repeat(4, 1fr); position: relative; margin-bottom: 36px; font: 400 .72rem/1 var(--mono); color: var(--sage); }
.mt-rail::before, .mt-fill { content: ""; position: absolute; left: 0; right: 0; top: -14px; height: 2px; background: rgba(247, 244, 238, .2); }
.mt-fill { background: var(--gold); transform-origin: left; transform: scaleX(var(--mp, 0)); }
.mt.is-h .mt-view { width: 100%; overflow: visible; }
.mt.is-h .mt-track { display: flex; gap: clamp(40px, 5vw, 80px); width: max-content; border-left: 0; padding-left: max(20px, calc((100vw - 1200px) / 2)); padding-right: 12vw; transform: translate3d(calc(var(--mx, 0) * -1px), 0, 0); will-change: transform; }
.mt.is-h .mt-step { width: min(440px, 34vw); padding: 0; opacity: .7; }
.mt.is-h .mt-step.on { opacity: 1; }
.mt.is-h .mt-step::before { display: none; }

/* ---------- Misurato su questo sito ---------- */
.ms-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: clamp(36px, 6vw, 96px); align-items: start; }
.ms-tag { display: inline-flex; align-items: center; gap: 10px; font: 400 .72rem/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 20px; }
.ms-tag i { width: 9px; height: 9px; background: var(--gold); border: 1px solid var(--graphite); animation: ms-blink 1.6s steps(2) infinite; }
@keyframes ms-blink { 50% { opacity: .25; } }
.ms-tiles { display: grid; grid-template-columns: 1fr 1fr; margin: 0; border-top: 1px solid var(--graphite); }
.ms-tile { padding: 20px 16px 24px 0; border-bottom: 1px solid var(--line); }
.ms-tile:nth-child(odd) { border-right: 1px solid var(--line); }
.ms-tile:nth-child(even) { padding-left: 20px; }
.ms-tile dt { font: 400 .7rem/1.4 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-soft); }
.ms-tile dd { margin: 10px 0 0; display: flex; align-items: baseline; gap: 8px; }
.ms-v { font-family: var(--display); font-size: clamp(2.8rem, 5.6vw, 5rem); font-weight: 700; line-height: .9; letter-spacing: -.05em; font-variant-numeric: tabular-nums; }
.ms-u { font: 400 .8rem/1 var(--mono); color: var(--ink-soft); }
.ms-chart { margin: 32px 0 0; }
.ms-bar { display: flex; height: 28px; border: 1px solid var(--graphite); background: var(--paper-2); overflow: hidden; }
.ms-bar i { display: block; height: 100%; transform-origin: left; transform: scaleX(0); transition: transform 1.1s var(--ease); border-right: 1px solid var(--graphite); }
.ms-bar i:last-child { border-right: 0; }
.ms-chart.in .ms-bar i { transform: none; }
.t-html { background: var(--graphite); } .t-css { background: var(--gold-ink); } .t-js { background: var(--gold); }
.t-font { background: var(--cement); } .t-img { background: var(--gold); } .t-other { background: var(--paper); }
.ms-legend { list-style: none; margin: 14px 0 12px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 20px; font: 400 .72rem/1.3 var(--mono); }
.ms-legend li { display: inline-flex; align-items: center; gap: 8px; }
.ms-legend b { width: 12px; height: 12px; border: 1px solid var(--graphite); }
.ms-ns { margin-top: 16px; font: 400 .8rem/1.5 var(--mono); color: var(--ink-soft); }
.ms-help { margin-top: 4px; max-width: 40rem; font-size: .86rem; line-height: 1.5; color: var(--ink-soft); }
.ms-help b { font-family: var(--mono); color: var(--graphite); }
.ms-facts { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--graphite); }
.ms-facts li { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px 16px; padding: 18px 0 20px; border-bottom: 1px solid var(--line); }
.ms-fk { font: 400 .72rem/1.4 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-soft); }
.ms-fv { font-size: 1.35rem; font-weight: 700; letter-spacing: -.03em; text-align: right; }
.ms-fn { grid-column: 1 / -1; font-size: .95rem; color: var(--ink-soft); }
@media (max-width: 899px) { .ms-grid { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 420px) { .ms-v { font-family: var(--display); font-size: 2.5rem; } .ms-tile:nth-child(even) { padding-left: 14px; } }

/* ---------- Progetti: vista esplosa su più livelli ---------- */
.case { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(36px, 6vw, 96px); align-items: center; }
.case-meta { display: flex; align-items: center; gap: 16px; font: 400 .74rem/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--cement); }
.badge { display: inline-flex; align-items: center; gap: 8px; padding: 7px 10px; border: 1px solid var(--gold); color: var(--gold); }
.badge::before { content: ""; width: 7px; height: 7px; background: var(--gold); animation: ms-blink 1.6s steps(2) infinite; }
.case-title { font-size: clamp(2.1rem, 4vw, 3.6rem); letter-spacing: -.045em; margin: 22px 0 18px; }
.case-info > p { color: var(--cement); }
.tags { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 24px 0; padding: 0; }
.tags li { padding: 7px 12px; border: 1px solid var(--line); font: 400 .7rem/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--cement); }
.case .note { padding-left: 14px; border-left: 2px solid var(--gold); font-size: .95rem; }
.case-visual { perspective: 1800px; overflow: hidden; padding: 12px 0; }
.stack { --ex: 1; position: relative; aspect-ratio: 400 / 260; margin: 6% 4% 10%; transform-style: preserve-3d; transform: rotateX(50deg) rotateZ(-30deg) rotateY(var(--ty, 0deg)); transition: transform .8s var(--ease); }
.ly { position: absolute; inset: 0; transform: translateZ(calc(var(--ex) * var(--dz))); transition: transform .2s linear; }
.ly svg { width: 100%; height: 100%; }
.ly0 { --dz: 0px; } .ly1 { --dz: 70px; } .ly2 { --dz: 140px; }
.ly1, .ly2 { filter: drop-shadow(0 26px 22px rgba(0, 0, 0, .35)); }
.u-bg { fill: var(--graphite-2); stroke: rgba(247, 244, 238, .22); } .u-side { fill: #181B20; }
.u-line { fill: rgba(247, 244, 238, .24); } .u-line-s { fill: rgba(247, 244, 238, .45); } .u-acc { fill: var(--gold); }
.u-row { fill: rgba(42, 45, 49, .94); stroke: rgba(247, 244, 238, .18); } .u-chip { fill: rgba(247, 244, 238, .2); }
.u-card { fill: var(--graphite-3); stroke: var(--gold); } .u-btn { fill: var(--gold); }
.case-visual .fig-cap { text-align: right; }
@media (max-width: 899px) { .case { grid-template-columns: minmax(0, 1fr); } .case-visual .fig-cap { text-align: left; } }

/* ---------- SwipeArt: rosa come colore d'autore ---------- */
.sa { --accent: var(--gold-ink); }
.sa-head { display: grid; grid-template-columns: minmax(0, 1fr); max-width: 60rem; }
.sa-word { color: var(--gold); }
.sa-posters { list-style: none; margin: clamp(56px, 8vw, 104px) 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(14px, 2vw, 28px); }
.poster:nth-child(even) { margin-top: clamp(32px, 6vw, 88px); }
.poster-art { aspect-ratio: 3 / 4; border: 1px solid var(--graphite); overflow: hidden; background: var(--paper-2); transition: transform .5s var(--ease), box-shadow .5s; }
.poster-art svg { width: 100%; height: 100%; }
.poster:hover .poster-art { transform: translateY(-6px) rotate(-.8deg); box-shadow: 8px 10px 0 var(--gold); }
.js .poster-art { clip-path: inset(100% 0 0 0); transition: clip-path 1.1s var(--ease-io), transform .5s var(--ease), box-shadow .5s; }
.js .poster.in .poster-art { clip-path: inset(0 0 0 0); }
.poster:nth-child(2) .poster-art { transition-delay: .1s; } .poster:nth-child(3) .poster-art { transition-delay: .2s; } .poster:nth-child(4) .poster-art { transition-delay: .3s; }
.sa-note { margin-top: clamp(28px, 4vw, 48px); padding-top: 14px; border-top: 1px solid var(--line); color: var(--ink-soft); }
.poster-cap { margin-top: 14px; display: flex; gap: .8em; font: 400 .78rem/1.3 var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.p-bg { fill: var(--paper-2); } .p-grid { fill: none; stroke: rgba(22, 25, 31, .12); stroke-width: 1; }
.p-pink, .p-pinkf { fill: var(--gold); } .p-ink, .p-ink-s { fill: var(--graphite); }
.p-line { fill: none; stroke: var(--graphite); stroke-width: 1.5; } .p-dash { fill: none; stroke: var(--gold); stroke-dasharray: 4 4; }
.p-crop { fill: none; stroke: var(--graphite); stroke-width: 1; }
.p-type { font: 800 150px/1 var(--display); letter-spacing: -.05em; fill: var(--graphite); }
.p-mono { font: 400 10px var(--mono); fill: var(--graphite); }
.p-c { fill: #1ba7e0; } .p-m { fill: #d6247c; } .p-y { fill: #f3dd2b; } .p-k { fill: var(--graphite); }
@media (max-width: 899px) {
  .sa-posters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .poster:nth-child(even) { margin-top: 40px; }
}

/* ---------- Contatti: oro ---------- */
.ct-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(36px, 6vw, 96px); align-items: start; }
.ct-info h2 { font-size: clamp(3rem, 7.4vw, 7.2rem); }
.ct-label { margin-top: clamp(32px, 5vw, 56px); font: 400 .74rem/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); }
.mail-big { font-family: var(--display); display: inline-block; margin-top: 10px; font-size: clamp(1.7rem, 3.6vw, 3rem); font-weight: 700; letter-spacing: -.04em; text-decoration: underline; text-decoration-thickness: 3px; text-underline-offset: .18em; transition: background .25s, color .25s; }
.mail-big:hover { background: var(--graphite); color: var(--gold); text-decoration: none; }
.ct-addr { margin-top: 28px; font-style: normal; color: var(--ink-soft); }
.ct-note { margin-top: 18px; max-width: 30rem; font-size: .92rem; color: var(--ink-soft); }
.form-card { --focus: var(--gold); background: var(--graphite); color: var(--paper); padding: clamp(24px, 3.6vw, 48px); box-shadow: 14px 14px 0 var(--gold-ink); }
.form-card h3 { font-size: 1.6rem; letter-spacing: -.03em; }
.form-card .help { color: var(--cement); font-size: .92rem; }
.form-card > .help { margin: 10px 0 28px; }
form { display: grid; gap: 20px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.fld { display: grid; gap: 8px; }
label { font: 400 .7rem/1.3 var(--mono); letter-spacing: .07em; text-transform: uppercase; color: var(--cement); }
input, select, textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--paper); background: transparent; border: 0; border-bottom: 1px solid rgba(247, 244, 238, .32);
  border-radius: 0; padding: 10px 0; transition: border-color .2s;
}
input:focus, select:focus, textarea:focus { outline: none; border-bottom-color: var(--gold); box-shadow: 0 1px 0 var(--gold); }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; }
textarea { min-height: 120px; resize: vertical; }
select { appearance: none; padding-right: 28px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23F4C542' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 4px center / 12px 8px; }
select option { background: var(--graphite); color: var(--paper); }
input:user-invalid, select:user-invalid, textarea:user-invalid { border-bottom-color: var(--gold); }
.check { display: flex; gap: 12px; align-items: flex-start; font: 400 .95rem/1.4 var(--font); letter-spacing: 0; text-transform: none; color: var(--paper); }
.check input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--gold); flex: none; }
.check a { color: var(--gold); }
form .btn { justify-self: start; }
#form-status { color: var(--gold); }
@media (max-width: 900px) { .ct-grid { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .row2 { grid-template-columns: 1fr; } .form-card { box-shadow: 8px 8px 0 var(--gold-ink); } }

/* ---------- Footer ---------- */
.site-footer { position: relative; overflow: hidden; padding-top: clamp(64px, 8vw, 104px); border-top: 1px solid var(--line); }
.foot-top { display: grid; grid-template-columns: minmax(0, 2fr) repeat(3, minmax(0, 1fr)); gap: 32px; }
.foot-brand .brand { font-size: 1.5rem; }
.foot-brand .brand .mark { width: 40px; height: 40px; }
.foot-brand p { margin-top: 16px; max-width: 22rem; color: var(--cement); }
.foot-h { margin-bottom: 14px; font: 400 .72rem/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--gold); }
.foot-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.foot-col a { text-decoration: none; }
.foot-col a:hover { text-decoration: underline; }
.foot-col p { color: var(--cement); }
.foot-col p a { color: var(--paper); }
.foot-legal { margin-top: clamp(48px, 6vw, 72px); padding-top: 18px; border-top: 1px solid var(--line); font: 400 .72rem/1.6 var(--mono); letter-spacing: .04em; color: var(--cement); }
.foot-word {
  margin: 8px 0 0; font-family: var(--display); text-align: center; white-space: nowrap; font-size: 23.5vw; font-weight: 700; line-height: .78; letter-spacing: -.065em;
  color: transparent; -webkit-text-stroke: 1px rgba(247, 244, 238, .28); transform: translateY(14%); user-select: none;
}
@media (max-width: 760px) { .foot-top { grid-template-columns: 1fr 1fr; } .foot-brand { grid-column: 1 / -1; } }

/* ---------- Pagine interne ---------- */
.pg { padding: calc(var(--header) + clamp(56px, 8vw, 104px)) 0 clamp(80px, 10vw, 140px); min-height: 70vh; }
.pg h1 { font-size: clamp(2.8rem, 8vw, 7rem); line-height: .92; letter-spacing: -.055em; }
.pg-lead { margin-top: 24px; max-width: 40rem; font-size: clamp(1.05rem, 1.5vw, 1.25rem); color: var(--muted); }
.pg-grid { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 8fr); gap: clamp(32px, 6vw, 96px); margin-top: clamp(48px, 7vw, 88px); align-items: start; }
.toc { position: sticky; top: calc(var(--header) + 24px); border-top: 1px solid var(--graphite); padding-top: 16px; }
.toc p { font: 400 .72rem/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.toc ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; counter-reset: toc; }
.toc a { display: flex; gap: 10px; padding: 6px 0; text-decoration: none; font-size: .95rem; counter-increment: toc; }
.toc a::before { content: counter(toc, decimal-leading-zero); font: 400 .7rem/1.9 var(--mono); color: var(--accent); }
.toc a:hover, .toc a.on { text-decoration: underline; }
.prose { max-width: 44rem; }
.prose p, .prose ul { margin: 0 0 18px; }
.prose ul { padding-left: 1.2em; }
.prose li { margin-bottom: 10px; }
.prose h2 { font-size: clamp(1.4rem, 2.2vw, 1.8rem); letter-spacing: -.03em; margin: 44px 0 14px; padding-top: 16px; border-top: 1px solid var(--line); }
.prose h2:first-of-type { margin-top: 0; }
.prose a { text-decoration-thickness: 1px; }
@media (max-width: 860px) { .pg-grid { grid-template-columns: 1fr; } .toc { position: static; } }
.pg-err { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.pg-err .btn { margin-top: 36px; }
.broken { width: min(360px, 100%); justify-self: center; color: var(--paper); }
.broken .b-top { transform: translate(-6px, -10px) rotate(-6deg); transform-origin: 32px 32px; }
.broken .b-bot { transform: translate(8px, 10px) rotate(5deg); transform-origin: 32px 32px; }
.broken .b-core { fill: none; stroke: var(--gold); stroke-width: 1; stroke-dasharray: 2 2; }
.err-code { font: 400 .8rem/1 var(--mono); letter-spacing: .1em; color: var(--gold); margin-bottom: 20px; }
@media (max-width: 760px) { .pg-err { grid-template-columns: 1fr; } .broken { width: 200px; justify-self: start; } }

/* ---------- Movimento ridotto: nessun pin, nessuna parallasse, contenuti subito leggibili ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0s !important; }
  .js .reveal, .js .split .w { opacity: 1; transform: none; }
  .js .poster-art { clip-path: none; }
  .js .pl-ico path, .js .pl-ico rect, .js .pl-ico circle { stroke-dashoffset: 0; }
  .ms-bar i { transform: none; }
  .mt-step .vz-dot, .vz-b, .vz-bar { transform: none !important; opacity: 1; }
  .vz-path { stroke-dashoffset: 0; }
  .sys-plate { transition: none; }
}

/* ---------- Marchio «Nodo V»: nastro nel colore del testo, nucleo d'oro (bordo scuro sui fondi chiari) ---------- */
.sys-mark .mark-core { fill: var(--gold); }
.svc-area { display: block; margin-bottom: 8px; font: 400 .7rem/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--gold); }
.site-header[data-header="light"] { --hcore: var(--gold); --hcore-edge: var(--graphite); }
.site-header[data-header="gold"] { --hcore: var(--graphite); }
.broken .b-core { fill: none; stroke: var(--gold); }

/* ---------- Animazioni VINGE: nastro guidato dallo scorrimento, grafico isometrico, tipografia cinetica, cursore ---------- */
/* Nastro: si muove sempre; la velocità e la direzione seguono lo scorrimento (anche su touch) */
.mq { overflow: hidden; background: var(--gold); color: var(--graphite); border-block: 1px solid var(--graphite); padding: clamp(14px, 2vw, 22px) 0; }
.mq-t { display: flex; width: max-content; align-items: center; gap: clamp(22px, 3vw, 44px); font: 800 clamp(1.7rem, 4.2vw, 3.6rem)/1 var(--display); letter-spacing: -.04em; white-space: nowrap; transform: translate3d(var(--mqx, 0px), 0, 0) skewX(var(--mqk, 0deg)); will-change: transform; }
.mq-t i { flex: none; width: .62em; height: .42em; background: var(--graphite); clip-path: polygon(0 0, 100% 0, 78% 100%, 22% 100%); }
.mq-t span:nth-child(4n+1) { font-weight: 300; font-style: normal; }

/* Grafico isometrico: colonne in CSS 3D che crescono all'ingresso e ruotano con puntatore o scorrimento */
@property --h { syntax: "<length>"; inherits: true; initial-value: 0px; }
.ms-iso-wrap { height: 330px; perspective: 1400px; display: grid; place-items: end center; padding-bottom: 46px; overflow: hidden; margin-bottom: 8px; }
.ms-iso { --rz: -38deg; position: relative; width: 300px; height: 110px; transform-style: preserve-3d; transform: rotateX(60deg) rotateZ(var(--rz)); transition: transform .8s var(--ease); }
.ms-floor { position: absolute; inset: -18px; border: 1px solid var(--graphite); background-image: linear-gradient(rgba(22, 25, 31, .12) 1px, transparent 1px), linear-gradient(90deg, rgba(22, 25, 31, .12) 1px, transparent 1px); background-size: 20px 20px; }
/* colonna: impronta 34×34 sul piano; quattro lati che si alzano di --h e un coperchio */
.col { --h: 0px; position: absolute; top: 38px; width: 34px; height: 34px; transform-style: preserve-3d; transition: --h 1.3s var(--ease); }
.ms-chart.in .col { --h: var(--hh); }
.col i { position: absolute; display: block; outline: 1px solid rgba(22, 25, 31, .55); outline-offset: -1px; }
.col .c-top { left: 0; top: 0; width: 34px; height: 34px; transform: translateZ(var(--h)); background: var(--c); }
.col .c-f { left: 0; top: 34px; width: 34px; height: var(--h); transform-origin: top; transform: rotateX(90deg); background: var(--c2); }
.col .c-b { left: 0; top: 0; width: 34px; height: var(--h); transform-origin: top; transform: rotateX(90deg); background: var(--c3); }
.col .c-r { left: 34px; top: 0; width: var(--h); height: 34px; transform-origin: left; transform: rotateY(-90deg); background: var(--c3); }
.col .c-l { left: 0; top: 0; width: var(--h); height: 34px; transform-origin: left; transform: rotateY(-90deg); background: var(--c2); }
.col b { position: absolute; left: -20px; top: 10px; width: 74px; text-align: center; font: 500 10px/1 var(--mono); color: var(--graphite); transform: translateZ(calc(var(--h) + 18px)) rotateZ(calc(var(--rz) * -1)) rotateX(-60deg); white-space: nowrap; opacity: 0; transition: opacity .6s .9s; }
.ms-chart.in .col b { opacity: 1; }
.t-html { --c: var(--graphite-3); --c2: var(--graphite); --c3: #22262E; }
.t-css { --c: var(--cement); --c2: #9EA3AD; --c3: #B4B8C1; }
.t-js { --c: var(--gold); --c2: #C79A1F; --c3: #DDB236; }
.t-font { --c: var(--paper); --c2: #D6D1C4; --c3: #E6E1D6; }
.t-img { --c: var(--gold-ink); --c2: #5C4300; --c3: #6B4F00; }
.t-other { --c: var(--paper-2); --c2: #CFC9BC; --c3: #DDD8CC; }
.t-html, .t-css, .t-js, .t-font, .t-img, .t-other { background: var(--c); }
@media (max-width: 420px) { .ms-iso-wrap { height: 290px; } .ms-iso { transform: rotateX(60deg) rotateZ(var(--rz)) scale(.82); } }

/* Titolo d'apertura: le parole salgono e passano da sottili a piene (Bricolage Grotesque variabile) */
@keyframes vw-weight { from { font-weight: 200; } to { font-weight: 700; } }
@media (min-width: 900px) and (prefers-reduced-motion: no-preference) {
  .js .hx-title.in .w { animation: vw-weight 1.6s var(--ease) both; animation-delay: calc(var(--i, 0) * 80ms + 250ms); }
}
/* Parola gigante del footer: il peso segue il puntatore o lo scorrimento */
.foot-word { font-weight: var(--fw, 700); transition: font-weight .25s linear; }

/* Cursore personalizzato e pulsanti magnetici: solo con puntatore fine */
.cursor { display: none; }
@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  .js .cursor { display: block; position: fixed; left: 0; top: 0; z-index: 90; width: 12px; height: 12px; margin: -6px 0 0 -6px; border-radius: 50%; background: var(--gold); pointer-events: none; mix-blend-mode: difference; opacity: 0; transition: width .35s var(--ease), height .35s var(--ease), margin .35s var(--ease), opacity .3s; }
  .js .cursor.on { opacity: 1; }
  .js .cursor.big { width: 56px; height: 56px; margin: -28px 0 0 -28px; }
}
.magnetic { will-change: transform; }
@media (prefers-reduced-motion: reduce) { .mq-t { transform: none; } .col { transition: none; } .js .hx-title.in .w { animation: none; } }