/* Percorsi nascosti, terminali tecnici discreti e impulsi arancioni. */
:root {
  --electric-power-duration: 600;
  --electric-lamp-duration: 7000;
  --electric-stroke: 1.25;
  --electric-node-radius: 2.5;
  --electric-impulse-radius: 3.8;
  --electric-min-duration: 600;
  --electric-max-duration: 1200;
  --electric-sequence-interval: 600;
  --electric-speed: 260;
  --electric-ease: linear;
  --electric-line: #72766f;
  --electric-surface: #f5f5f2;
}
html[data-electric="off"] { scroll-behavior: auto; }
html[data-electric="off"] *, html[data-electric="off"] *::before, html[data-electric="off"] *::after {
  animation: none !important; transition: none !important; scroll-behavior: auto !important;
}
@media (prefers-reduced-motion: reduce) {
  .electric-system *, .electric-system *::before, .electric-system *::after {
    animation: none !important; transition: none !important;
  }
}
.electric-system { --electric-line: #72766f; }
.method-section, .career-cta-section, .contact-copy {
  --electric-line: #a5aaa1; --electric-surface: #050505;
}
.electric-circuit {
  fill: none; stroke: var(--electric-line); stroke-width: var(--electric-stroke);
  stroke-linecap: square; stroke-linejoin: miter; overflow: visible; pointer-events: none;
}
.electric-circuit path, .electric-circuit rect, .electric-circuit circle { vector-effect: non-scaling-stroke; }
.electric-node { fill: var(--electric-surface); stroke: var(--electric-line); }
.electric-circuit .electric-impulse { fill: var(--orange); stroke: none; opacity: 0; }

.electric-system .technical-heading > .eyebrow::before,
.electric-system .technical-heading > .eyebrow::after { content: none !important; }

.electric-system .method-card, .electric-system .development-step { overflow: visible; }
[data-electric-sequence] { position: relative; }
[data-electric-sequence] > article { position: relative; }
.electric-grid-circuit { position: absolute; inset: 0; width: 100%; height: 100%; }
.electric-local { position: relative; }
.electric-cue { position: absolute; left: 0; top: -30px; width: 112px; height: 24px; }
.trust-grid { --electric-surface: #fff; }
.electric-system .career-value { position: relative; }
.career-value > .electric-cue { top: 7px; left: 26px; }
.career-cta-inner > div, .contact-copy > .electric-contact-heading { position: relative; }
.career-cta-inner > div > .electric-cue, .electric-contact-heading > .electric-cue { top: -34px; }
/* Disegni di settore: stesso tratto, tre scale e tre contesti immediatamente distinti. */
.electric-sector-art {
  display: block; width: 100%; height: 350px; color: #242624; background: #f5f5f2;
  fill: none; stroke: currentColor; stroke-width: var(--electric-stroke);
  stroke-linecap: square; stroke-linejoin: miter;
}
.electric-sector-art path, .electric-sector-art rect { vector-effect: non-scaling-stroke; }
.electric-sector-secondary { stroke: #8a8e85; }
.electric-sector-fill { fill: #e7e8e2; }
.electric-sector-art [data-electric-route] { stroke: #63695d; }
.electric-sector-art .electric-node { fill: #f5f5f2; }
@media (max-width: 700px) {

  .electric-sector-art { height: 300px; }
}
/* Senza JS: uno spezzone collegato al nodo, nessuna dorsale permanente. */
[data-electric-sequence]:not([data-electric-ready]) > article::before {
  content: ""; position: absolute; left: -8px; top: -20px; width: 14px;
  border-top: 1.25px solid var(--electric-line); opacity: .32; pointer-events: none;
}
.trust-grid:not([data-electric-ready]) > article::before { left: 12px; }
[data-electric-sequence]:not([data-electric-ready]) > article::after {
  content: ""; position: absolute; left: 5.5px; top: -22.5px; width: 5px; height: 5px;
  border: 1.25px solid var(--electric-line); border-radius: 50%; opacity: .32;
  background: var(--electric-surface); pointer-events: none;
}
.trust-grid:not([data-electric-ready]) > article::after { left: 25.5px; }

/* Dorsale unica: nei margini, mai sopra fotografie, testi o form. */
#main { position: relative; }
.electric-power-spine { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 2; }
[data-electric-section] { position: relative; }
.site-nav a { position: relative; }
.nav-fallback { display: none; }
@media (max-width: 980px) {
  html:not([data-nav-ready]) .nav-toggle { display: none; }
  html:not([data-nav-ready]) .nav-fallback { display: block; }
  .nav-fallback summary { cursor: pointer; padding: 10px; }
  .nav-fallback nav { position: absolute; top: calc(100% + 10px); left: 0; right: 0; display: grid; padding: 12px; border-radius: 24px; color: var(--text); background: #fff; }
  .nav-fallback nav a { padding: 12px 16px; }
  .nav-fallback .nav-cta { border-radius: 24px; }
}

.electric-lamp { margin: 40px 0 0; padding: 24px; background: #eeefea; border: 1px solid var(--line); border-radius: 4px; }
.electric-lamp-art { display: block; width: 100%; height: clamp(280px, 38vw, 450px); stroke: #454b43; }
.electric-lamp-reference { stroke: #969b92; stroke-dasharray: 8 6; }
.electric-lamp-fasteners { fill: var(--electric-surface); }
@media (max-width: 700px) { .electric-lamp { padding: 10px 0; margin-top: 32px; } .electric-lamp-art { height: 260px; } }

/* Riserva senza JS / motore non disponibile: nodo e breve terminale collegato. */
html:not(:has([data-electric-spine-ready])) [data-electric-power] .eyebrow::before {
  content: "" !important; position: absolute; left: -32px; top: 8px; width: 14px;
  border-top: 1.25px solid var(--electric-line); opacity: .32; pointer-events: none;
}
html:not(:has([data-electric-spine-ready])) [data-electric-power] .eyebrow { position: relative; }
html:not(:has([data-electric-spine-ready])) [data-electric-power] .eyebrow::after {
  content: "" !important; position: absolute; left: -20.5px; top: 5.5px; width: 5px; height: 5px;
  border: 1.25px solid var(--electric-line); border-radius: 50%; background: var(--electric-surface); pointer-events: none; opacity: .32;
}
@media (max-width: 700px) {
  html:not(:has([data-electric-spine-ready])) [data-electric-power] .eyebrow::before { left: -23px; }
  html:not(:has([data-electric-spine-ready])) [data-electric-power] .eyebrow::after { left: -11.5px; }
}

.electric-transient { position: absolute; z-index: 3; contain: layout style paint; pointer-events: none; }

/* Alimentazione nascosta: i disegni tecnici e la lampada conservano il tratto. */
:root { --electric-tail-length: 36; }
.electric-routing { stroke: none; }
.electric-edge { stroke: var(--electric-line); opacity: 0; }
.electric-edge[data-electric-idle], .electric-idle-fallback { opacity: .32; }
.electric-power-spine .electric-node, .electric-grid-circuit .electric-node { opacity: .32; }
/* Una sola linea interna, alimentata dal lato del marchio. */
.electric-nav-circuit { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; clip-path: inset(1px round 999px); fill: none; stroke: #b7bbb2; stroke-width: 1; }
.electric-nav-circuit path, .electric-nav-circuit circle { vector-effect: non-scaling-stroke; }
.electric-nav-circuit .electric-nav-node { fill: #b7bbb2; stroke: none; }
.electric-nav-circuit .electric-nav-current { stroke: var(--orange); stroke-width: 1.5; }
.electric-nav-circuit .electric-nav-node.is-current { fill: var(--orange); }
.electric-nav-circuit .electric-nav-pulse { fill: var(--orange); stroke: none; }
.electric-nav-circuit .electric-nav-tail { stroke: var(--orange); stroke-width: 1.5; }
.site-nav a.electric-current:not(.nav-cta), .site-nav a[aria-current="page"]:not(.nav-cta),
.nav-fallback a[aria-current="page"]:not(.nav-cta) { color: var(--electric-nav-label, var(--orange)); opacity: 1; }

/* Sequenze: la distribuzione resta sotto le immagini; il terminale raggiunge il numero. */
.method-grid > article > img, .development-grid > article > img,
.method-grid > article > div, .development-grid > article > div { position: relative; z-index: 1; }
.electric-grid-circuit { z-index: 0; }
.technical-run .capability-row { grid-template-columns: minmax(0,1.05fr) minmax(0,1.15fr) 200px; }
@media (max-width:1100px) { .technical-run .capability-row { grid-template-columns: minmax(0,1fr) minmax(0,1.1fr) 140px; } }
@media (max-width:700px) {
  .technical-run .capability-row { grid-template-columns: minmax(0,1fr) 96px; }
  .technical-run .capability-row p { grid-column: 1 / -1; grid-row: 2; }
}

/* Micro-collegamenti del finale: nessuna rete permanente sopra i contenuti. */
.electric-cue .electric-node { opacity: .32; }

.electric-circuit .electric-tail { stroke: var(--orange); opacity: 0; fill: none; }
.electric-cue [data-electric-route] { stroke: none; }

.site-header.is-scrolled, .site-header.is-open { --electric-nav-label: #9d3e04; }
@media (max-width:980px) { .site-nav, .nav-fallback { --electric-nav-label: #9d3e04; } }

/* Solo dopo inizializzazione riuscita. Base, OFF e reduced restano visibili. */
html.motion-ready [data-motion-pending] { opacity: 0; }
@media (prefers-reduced-motion: reduce) {
  html.motion-ready [data-motion-pending] { opacity: 1; }
}