/* ==========================================================================
   Mori Sistemi s.r.l. — foglio di stile
   Nessun font, script o risorsa esterna: il sito non effettua richieste a
   terzi e non utilizza cookie. Nessuno stile inline, per consentire una
   Content-Security-Policy rigorosa.
   ========================================================================== */

:root {
  --bg: #040917;
  --bg-2: #071026;
  --surface: #0a1531;
  --surface-2: #0f1d42;
  --line: rgba(128, 164, 255, 0.14);
  --line-strong: rgba(128, 164, 255, 0.3);
  --text: #eaf0ff;
  --text-dim: #a3b3d9;
  --text-faint: #7a8cb6;
  --accent: #3b7bff;
  --accent-strong: #2458e6;
  --accent-soft: #8db4ff;
  --accent-2: #22d3ee;
  --ok: #34d399;
  --warn: #fbbf24;
  --glow: rgba(59, 123, 255, 0.45);
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 26px;
  --container: 1220px;
  --header-h: 76px;
  --font: "Segoe UI Variable Text", "Segoe UI", -apple-system, BlinkMacSystemFont, system-ui, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Segoe UI Variable Display", "Segoe UI", -apple-system, BlinkMacSystemFont, system-ui, "Helvetica Neue", Arial, sans-serif;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
  background: var(--bg);
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
body.nav-open { overflow: hidden; }

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--font-display);
  line-height: 1.12;
  letter-spacing: -0.022em;
  font-weight: 650;
  text-wrap: balance;
}
p { margin: 0; text-wrap: pretty; }
ul, ol { margin: 0; padding: 0; list-style: none; }
::selection { background: rgba(59, 123, 255, 0.45); color: #fff; }

:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 3px; border-radius: 6px; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 300;
  background: var(--accent); color: #fff; padding: 10px 16px; border-radius: 8px; font-weight: 600;
  transition: top .2s;
}
.skip-link:focus { top: 12px; }

.container { width: min(100% - 40px, var(--container)); margin-inline: auto; }

.icon {
  width: 26px; height: 26px; flex: none;
  fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round;
}

/* ---------- Tipografia ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .8rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 650; color: var(--accent-2);
}
.eyebrow::before { content: ""; width: 26px; height: 2px; flex: none; background: linear-gradient(90deg, var(--accent-2), transparent); }

.h-display { font-size: clamp(2.35rem, 5vw, 4.1rem); letter-spacing: -0.03em; }
.h-page { font-size: clamp(2.15rem, 4.2vw, 3.5rem); letter-spacing: -0.028em; }
.h-section { font-size: clamp(1.9rem, 3.4vw, 2.9rem); }
.lead { font-size: clamp(1.08rem, 1.45vw, 1.22rem); color: var(--text-dim); max-width: 38em; }
.text-dim { color: var(--text-dim); }
.grad-text {
  background: linear-gradient(100deg, #6aa0ff 0%, #22d3ee 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

.pill {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 16px 7px 12px; border-radius: 999px;
  font-size: .84rem; font-weight: 600; color: var(--text-dim);
  background: rgba(59, 123, 255, .08); border: 1px solid var(--line-strong);
}
.pill-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 0 rgba(52, 211, 153, .6); animation: ping 2.2s infinite; }

/* ---------- Bottoni ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 26px; border-radius: 999px;
  font: inherit; font-weight: 600; font-size: 1rem; line-height: 1.1;
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, border-color .25s, color .25s;
}
.btn .icon { width: 18px; height: 18px; }
.btn-primary {
  background: linear-gradient(135deg, #3b7bff, var(--accent-strong)); color: #fff;
  box-shadow: 0 8px 30px -8px var(--glow), inset 0 1px 0 rgba(255, 255, 255, .18);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 38px -8px var(--glow), inset 0 1px 0 rgba(255, 255, 255, .18); }
.btn-ghost { border-color: var(--line-strong); color: var(--text); background: rgba(255, 255, 255, .02); }
.btn-ghost:hover { border-color: var(--accent-2); background: rgba(34, 211, 238, .07); transform: translateY(-2px); }
.btn-light { background: #fff; color: #0c2468; }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 12px 30px -10px rgba(0, 0, 0, .5); }
.btn-sm { padding: 11px 22px; font-size: .94rem; }
.btn-lg { padding: 18px 32px; font-size: 1.08rem; }

/* ==========================================================================
   Header e navigazione
   ========================================================================== */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background .3s, border-color .3s;
}
.site-header.is-scrolled,
.site-header.menu-open {
  background: rgba(4, 9, 23, .86);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
          backdrop-filter: blur(16px) saturate(150%);
  border-bottom-color: var(--line);
}
.header-inner { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 24px; height: var(--header-h); }

.logo { display: inline-flex; align-items: center; gap: 12px; flex: none; }
.logo-mark { width: 38px; height: 38px; }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-text strong { font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; letter-spacing: .14em; }
.logo-text small { font-size: .62rem; letter-spacing: .1em; color: var(--accent-2); margin-top: 5px; font-weight: 650; text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: 26px; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-item {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 14px; border: 0; border-radius: 10px; background: none; cursor: pointer;
  font: inherit; font-size: .96rem; font-weight: 500; color: var(--text-dim);
  transition: color .2s, background .2s;
}
.nav-item:hover,
.nav-item[aria-expanded="true"] { color: #fff; background: rgba(255, 255, 255, .05); }
.nav-item[aria-current] { color: #fff; background: rgba(59, 123, 255, .14); }
.chevron { width: 14px; height: 14px; stroke-width: 2; transition: transform .25s var(--ease); }
.mega-toggle[aria-expanded="true"] .chevron { transform: rotate(180deg); }

/* Mega menu Servizi */
.mega {
  position: absolute; top: calc(100% - 4px); left: 50%;
  width: min(960px, calc(100vw - 40px));
  display: grid; grid-template-columns: 1fr 250px; gap: 10px; padding: 12px;
  background: rgba(8, 16, 38, .98);
  border: 1px solid var(--line-strong); border-radius: 22px;
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .85), 0 0 0 1px rgba(59, 123, 255, .06);
  opacity: 0; visibility: hidden; pointer-events: none;
  transform: translate(-50%, 10px);
  transition: opacity .22s, transform .22s var(--ease), visibility .22s;
}
.mega::before { content: ""; position: absolute; left: 0; right: 0; top: -20px; height: 20px; }
.has-mega.is-open .mega { opacity: 1; visibility: visible; pointer-events: auto; transform: translate(-50%, 0); }
@media (hover: hover) and (min-width: 901px) {
  .has-mega:hover .mega { opacity: 1; visibility: visible; pointer-events: auto; transform: translate(-50%, 0); }
  .has-mega:hover .nav-item { color: #fff; background: rgba(255, 255, 255, .05); }
  .has-mega:hover .chevron { transform: rotate(180deg); }
}
.mega-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; }
.mega-link { display: flex; align-items: flex-start; gap: 14px; padding: 14px; border-radius: 14px; transition: background .2s; }
.mega-link:hover, .mega-link[aria-current] { background: rgba(59, 123, 255, .11); }
.mega-icon {
  flex: none; width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center;
  color: var(--accent-2); background: rgba(34, 211, 238, .08); border: 1px solid rgba(34, 211, 238, .2);
}
.mega-icon .icon { width: 20px; height: 20px; }
.mega-link strong { display: block; font-size: .96rem; font-weight: 600; color: #fff; line-height: 1.3; }
.mega-link small { display: block; margin-top: 3px; font-size: .84rem; line-height: 1.45; color: var(--text-faint); }
.mega-aside {
  display: flex; flex-direction: column; gap: 6px; padding: 22px; border-radius: 16px;
  background:
    radial-gradient(260px 200px at 100% 0%, rgba(34, 211, 238, .25), transparent 70%),
    linear-gradient(160deg, #173fae, #0c2166);
  border: 1px solid rgba(120, 160, 255, .35);
  transition: transform .25s var(--ease);
}
.mega-aside:hover { transform: translateY(-2px); }
.mega-aside .icon { width: 30px; height: 30px; color: #fff; margin-bottom: auto; }
.mega-aside strong { font-family: var(--font-display); font-size: 1.12rem; margin-top: 30px; }
.mega-aside small { color: #cfdcff; font-size: .88rem; line-height: 1.5; }
.mega-aside .more { display: inline-flex; align-items: center; gap: 6px; margin-top: 8px; font-weight: 600; font-size: .9rem; }
.mega-aside .more .icon { width: 16px; height: 16px; margin: 0; }

.nav-toggle {
  display: none; width: 46px; height: 46px; border-radius: 12px; flex: none;
  border: 1px solid var(--line-strong); background: rgba(255, 255, 255, .03); color: var(--text); cursor: pointer;
  align-items: center; justify-content: center;
}
.nav-toggle .bars, .nav-toggle .bars::before, .nav-toggle .bars::after {
  display: block; width: 20px; height: 2px; background: currentColor; border-radius: 2px; position: relative;
  transition: transform .3s var(--ease), background .2s;
}
.nav-toggle .bars::before, .nav-toggle .bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle .bars::before { top: -6px; }
.nav-toggle .bars::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bars::after { transform: translateY(-6px) rotate(-45deg); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero, .page-hero { position: relative; isolation: isolate; overflow: hidden; }
.hero::before, .page-hero::before { /* griglia tecnica */
  content: ""; position: absolute; inset: 0; z-index: -1;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 75% 70% at 62% 30%, #000 10%, transparent 75%);
          mask-image: radial-gradient(ellipse 75% 70% at 62% 30%, #000 10%, transparent 75%);
  opacity: .5;
}
.hero {
  padding: calc(var(--header-h) + 84px) 0 96px;
  background:
    radial-gradient(900px 560px at 80% 16%, rgba(59, 123, 255, .28), transparent 62%),
    radial-gradient(700px 480px at 6% 96%, rgba(34, 211, 238, .12), transparent 60%),
    var(--bg);
}
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 40px; align-items: center; }
.hero h1 { margin: 26px 0 24px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.hero-note { display: flex; align-items: center; gap: 10px; margin-top: 34px; font-size: .93rem; color: var(--text-faint); }
.hero-note .icon { width: 18px; height: 18px; color: var(--accent-2); }

.hero-visual { position: relative; }
.hero-visual svg { width: 100%; height: auto; overflow: visible; }
.node-label { font-family: var(--font); font-size: 12.5px; font-weight: 650; letter-spacing: 1.4px; fill: var(--text-dim); }
.hero-badge {
  position: absolute; display: inline-flex; align-items: center; gap: 9px;
  padding: 10px 16px; border-radius: 14px;
  font-size: .84rem; font-weight: 600; white-space: nowrap;
  background: rgba(10, 21, 49, .88); border: 1px solid var(--line-strong);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  box-shadow: 0 16px 40px -16px rgba(0, 0, 0, .8);
  animation: floaty 7s ease-in-out infinite;
}
.hero-badge i { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 10px var(--ok); }
.hero-badge.hb1 { top: 12%; right: 0; }
.hero-badge.hb2 { bottom: 8%; left: 0; animation-delay: -3.5s; }

/* animazioni della grafica */
.orbit-spin { transform-origin: 300px 260px; animation: spin 70s linear infinite; }
.orbit-spin-rev { transform-origin: 300px 260px; animation: spin 110s linear infinite reverse; }
.flow { stroke-dasharray: 5 9; animation: flow 2.4s linear infinite; }
.pulse-ring { transform-origin: 300px 260px; animation: pulse 3.6s ease-out infinite; }
.pulse-ring.d2 { animation-delay: 1.8s; }
.float-node { animation: floaty 6s ease-in-out infinite; }
.fn2 { animation-delay: -1s; } .fn3 { animation-delay: -2s; } .fn4 { animation-delay: -3s; } .fn5 { animation-delay: -4s; } .fn6 { animation-delay: -5s; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes flow { to { stroke-dashoffset: -28; } }
@keyframes pulse { 0% { transform: scale(.55); opacity: .55; } 100% { transform: scale(1.25); opacity: 0; } }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, .55); } 100% { box-shadow: 0 0 0 9px rgba(52, 211, 153, 0); } }
@keyframes blink { 0%, 100% { opacity: .15; transform: scale(.7); } 50% { opacity: 1; transform: scale(1); } }
@keyframes draw { to { stroke-dashoffset: 0; } }

/* Hero delle pagine interne */
.page-hero {
  padding: calc(var(--header-h) + 60px) 0 84px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(820px 480px at 84% 10%, rgba(59, 123, 255, .24), transparent 62%),
    radial-gradient(600px 400px at 0% 100%, rgba(34, 211, 238, .09), transparent 60%),
    var(--bg);
}
.page-hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.page-hero h1 { margin: 20px 0 22px; }
.page-hero--compact { padding-bottom: 64px; }
.page-hero--compact .lead { max-width: 44em; }
.page-hero-visual { position: relative; }

.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; font-size: .88rem; color: var(--text-faint); }
.breadcrumb li + li::before { content: "/"; margin-right: 8px; opacity: .5; }
.breadcrumb a { transition: color .2s; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb [aria-current] { color: var(--text-dim); }

/* Visual "orb" delle pagine servizio */
.orb { position: relative; width: min(100%, 440px); aspect-ratio: 1; margin-inline: auto; }
.orb::before {
  content: ""; position: absolute; inset: 10%; border-radius: 50%;
  background: radial-gradient(circle, rgba(59, 123, 255, .4), transparent 65%);
}
.orb-ring { position: absolute; border-radius: 50%; border: 1px solid var(--line-strong); }
.orb-ring.r1 { inset: 0; border-style: dashed; border-color: rgba(128, 164, 255, .22); animation: spin 80s linear infinite; }
.orb-ring.r2 { inset: 14%; border-color: rgba(128, 164, 255, .26); }
.orb-ring.r3 { inset: 27%; border-color: rgba(34, 211, 238, .32); animation: spin 18s linear infinite; }
.orb-ring.r3::after {
  content: ""; position: absolute; top: -4px; left: calc(50% - 4px); width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent-2); box-shadow: 0 0 14px var(--accent-2);
}
.orb-core {
  position: absolute; inset: 36%; border-radius: 30px; display: grid; place-items: center; color: #fff;
  background: linear-gradient(145deg, #2f6cf5, #14389c);
  border: 1px solid rgba(170, 200, 255, .55);
  box-shadow: 0 30px 60px -20px var(--glow), inset 0 1px 0 rgba(255, 255, 255, .25);
}
.orb-core .icon { width: 46%; height: 46%; stroke-width: 1.3; }
.orb-chip {
  position: absolute; display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 15px; border-radius: 999px; white-space: nowrap;
  font-size: .86rem; font-weight: 600;
  background: rgba(10, 21, 49, .9); border: 1px solid var(--line-strong);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  box-shadow: 0 12px 30px -12px rgba(0, 0, 0, .75);
  animation: floaty 6s ease-in-out infinite;
}
.orb-chip i { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 10px var(--ok); }
.orb-chip.c1 { top: 7%; left: 0; }
.orb-chip.c2 { top: 22%; right: 0; animation-delay: -1.5s; }
.orb-chip.c3 { bottom: 22%; left: 2%; animation-delay: -3s; }
.orb-chip.c4 { bottom: 5%; right: 6%; animation-delay: -4.5s; }

/* ==========================================================================
   Sezioni
   ========================================================================== */
.section { position: relative; padding: clamp(84px, 10vw, 136px) 0; }
.section--tight { padding: clamp(56px, 7vw, 92px) 0; }
.section--alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.section--alt::before {
  content: ""; position: absolute; top: -1px; left: 50%; width: min(720px, 80%); height: 1px; transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--accent-2), transparent); opacity: .55;
}
.section-head { max-width: 48em; margin-bottom: clamp(40px, 5vw, 64px); }
.section-head h2 { margin: 16px 0 18px; }
.section-head p { color: var(--text-dim); font-size: 1.12rem; }
.section-head--center { text-align: center; margin-inline: auto; }
.section-head--center .eyebrow { justify-content: center; }

/* ---------- Fascia valori ---------- */
.strip { border-block: 1px solid var(--line); background: var(--bg-2); }
.strip-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.strip-item {
  display: flex; align-items: center; gap: 14px; padding: 26px 24px;
  font-weight: 560; font-size: .98rem; border-left: 1px solid var(--line);
}
.strip-item:first-child { border-left: 0; }
.strip-item .icon { color: var(--accent-2); }

/* ---------- Schede servizi (bento) ---------- */
.bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: 20px; }
.span-6 { grid-column: span 6; }
.span-4 { grid-column: span 4; }

.card {
  position: relative; display: flex; flex-direction: column; gap: 14px; overflow: hidden;
  padding: 30px 28px 28px; border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(16, 28, 61, .85), rgba(10, 21, 49, .85));
  border: 1px solid var(--line);
  transition: transform .35s var(--ease), border-color .35s, box-shadow .35s;
}
.card::before { /* bagliore che segue il puntatore */
  content: ""; position: absolute; inset: 0; opacity: 0; pointer-events: none; transition: opacity .35s;
  background: radial-gradient(420px 240px at var(--mx, 50%) var(--my, 0%), rgba(59, 123, 255, .2), transparent 70%);
}
.card:hover { transform: translateY(-5px); border-color: var(--line-strong); box-shadow: 0 26px 50px -26px rgba(0, 0, 0, .75); }
.card:hover::before { opacity: 1; }
.card h3 { font-size: 1.2rem; }
.card p { color: var(--text-dim); font-size: .98rem; line-height: 1.6; }
.card-icon {
  width: 52px; height: 52px; flex: none; border-radius: 14px; display: grid; place-items: center;
  color: var(--accent-2); background: rgba(34, 211, 238, .08); border: 1px solid rgba(34, 211, 238, .22);
}
.card-link { display: inline-flex; align-items: center; gap: 8px; margin-top: auto; padding-top: 6px; font-weight: 600; font-size: .94rem; color: var(--accent-soft); }
.card-link .icon { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.card:hover .card-link .icon { transform: translateX(5px); }
.card-link::after { content: ""; position: absolute; inset: 0; z-index: 1; } /* intera scheda cliccabile */

.card--feature {
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 24px; align-items: center;
  padding: 36px; min-height: 340px;
  background:
    radial-gradient(500px 300px at 100% 100%, rgba(59, 123, 255, .16), transparent 70%),
    linear-gradient(180deg, rgba(16, 28, 61, .9), rgba(10, 21, 49, .9));
  border-color: var(--line-strong);
}
.card--feature .card-body { display: flex; flex-direction: column; gap: 14px; height: 100%; }
.card--feature h3 { font-size: 1.55rem; }
.card-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  padding: 6px 12px; border-radius: 999px; font-size: .8rem; font-weight: 600;
  color: #c3d4ff; background: rgba(59, 123, 255, .1); border: 1px solid rgba(59, 123, 255, .26);
}
.card-visual { display: grid; place-items: center; }

.card-cta {
  justify-content: space-between;
  background: linear-gradient(145deg, #1a4fd6, #0f2f8c 72%);
  border-color: rgba(120, 160, 255, .42);
}
.card-cta h3 { font-size: 1.4rem; }
.card-cta p { color: #d3e0ff; margin-top: 12px; }
.card-cta .btn { align-self: flex-start; margin-top: 10px; position: relative; z-index: 2; }

/* Radar (cybersecurity) */
.radar {
  position: relative; width: min(100%, 230px); aspect-ratio: 1; border-radius: 50%; overflow: hidden;
  background:
    repeating-radial-gradient(circle, transparent 0 27px, rgba(128, 164, 255, .17) 27px 28px),
    radial-gradient(circle, rgba(59, 123, 255, .2), transparent 70%);
  border: 1px solid var(--line-strong);
}
.radar::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(var(--line), var(--line)) center / 1px 100% no-repeat,
    linear-gradient(90deg, var(--line), var(--line)) center / 100% 1px no-repeat;
}
.radar-sweep {
  position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(from 0deg, transparent 0 76%, rgba(34, 211, 238, .42) 100%);
  animation: spin 4.5s linear infinite;
}
.blip { position: absolute; z-index: 1; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 12px var(--accent-2); animation: blink 4.5s ease-in-out infinite; }
.blip.b1 { top: 24%; left: 66%; }
.blip.b2 { top: 62%; left: 22%; animation-delay: -1.6s; }
.blip.b3 { top: 74%; left: 68%; animation-delay: -3s; }
.radar-core {
  position: absolute; inset: 36%; z-index: 2; border-radius: 50%; display: grid; place-items: center; color: #fff;
  background: linear-gradient(145deg, #2f6cf5, #14389c); border: 1px solid rgba(170, 200, 255, .6);
  box-shadow: 0 0 30px var(--glow);
}
.radar-core .icon { width: 52%; height: 52%; }

.orb--radar::before { inset: 4%; }
.orb--radar .radar { position: absolute; inset: 9%; width: auto; aspect-ratio: auto; }

/* Copie di backup nel tempo */
.snapshots { display: grid; gap: 14px; max-width: 460px; width: 100%; margin-inline: auto; }
.snap {
  display: grid; grid-template-columns: 44px 1fr auto; align-items: center; gap: 14px;
  padding: 16px 20px; border-radius: 16px;
  background: linear-gradient(160deg, var(--surface-2), var(--surface));
  border: 1px solid var(--line-strong);
  box-shadow: 0 20px 40px -24px rgba(0, 0, 0, .8);
}
.snap:nth-child(2) { margin-inline: 14px; opacity: .92; }
.snap:nth-child(3) { margin-inline: 28px; opacity: .82; }
.snap:nth-child(4) { margin-inline: 42px; opacity: .72; }
.snap .ci { width: 44px; height: 44px; border-radius: 12px; }
.snap .ci .icon { width: 20px; height: 20px; }
.snap strong { display: block; font-size: .98rem; }
.snap small { display: block; font-size: .82rem; color: var(--text-faint); }

/* Grafico di monitoraggio (Managed Services) */
.pulse-chart {
  width: 100%; max-width: 260px; padding: 16px; border-radius: 16px;
  background: rgba(4, 9, 23, .5); border: 1px solid var(--line);
}
.pulse-chart svg { width: 100%; height: auto; }
.pulse-line { stroke-dasharray: 600; stroke-dashoffset: 600; }
.is-visible .pulse-line, .no-js .pulse-line { animation: draw 2.4s var(--ease) .3s forwards; }
.pulse-rows { display: grid; gap: 7px; margin-top: 12px; }
.pulse-rows span {
  display: flex; align-items: center; gap: 9px; padding: 7px 10px; border-radius: 9px;
  font-size: .8rem; font-weight: 600; color: var(--text-dim); background: rgba(255, 255, 255, .025);
}
.pulse-rows i { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); }

/* ---------- Pannello di controllo illustrativo ---------- */
.console-wrap { position: relative; max-width: 540px; margin-inline: auto; width: 100%; }
.console {
  position: relative; overflow: hidden; border-radius: 20px;
  background: linear-gradient(180deg, #0d1a3c, #091331);
  border: 1px solid var(--line-strong);
  box-shadow: 0 50px 100px -40px rgba(0, 0, 0, .9), 0 0 0 1px rgba(59, 123, 255, .08), 0 0 90px -30px var(--glow);
}
.console-bar { display: flex; align-items: center; gap: 8px; padding: 14px 18px; border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, .02); }
.console-bar span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255, 255, 255, .14); }
.console-bar em { margin-left: 10px; font-style: normal; font-size: .82rem; letter-spacing: .04em; color: var(--text-faint); }
.console-body { display: grid; gap: 14px; padding: 20px; }
.console-chart { padding: 16px 18px 10px; border-radius: 14px; background: rgba(255, 255, 255, .025); border: 1px solid var(--line); }
.console-chart-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 8px; font-size: .9rem; }
.console-chart svg { width: 100%; height: 92px; }
.live { display: inline-flex; align-items: center; gap: 7px; font-size: .76rem; font-weight: 650; color: var(--ok); }
.live i { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); animation: ping 2s infinite; }
.console-rows { display: grid; gap: 8px; }
.console-rows li {
  display: grid; grid-template-columns: 34px 1fr auto; align-items: center; gap: 12px;
  padding: 9px 12px; border-radius: 12px; font-size: .92rem;
  background: rgba(255, 255, 255, .02); border: 1px solid var(--line);
}
.ci { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; color: var(--accent-soft); background: rgba(59, 123, 255, .12); }
.ci .icon { width: 17px; height: 17px; }
.chip {
  padding: 5px 10px; border-radius: 999px; font-size: .74rem; font-weight: 700; letter-spacing: .02em;
  color: #6ee7b7; background: rgba(52, 211, 153, .1); border: 1px solid rgba(52, 211, 153, .28);
}
.console-float {
  position: absolute; left: -26px; bottom: -54px; z-index: 2;
  display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-radius: 16px;
  background: rgba(15, 29, 66, .95); border: 1px solid var(--line-strong);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  box-shadow: 0 24px 50px -20px rgba(0, 0, 0, .85);
  animation: floaty 7s ease-in-out infinite;
}
.console-float .ci { background: rgba(52, 211, 153, .14); color: var(--ok); }
.console-float strong { display: block; font-size: .92rem; }
.console-float small { display: block; font-size: .8rem; color: var(--text-faint); }

/* ---------- Split testo / grafica ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(44px, 6vw, 96px); align-items: center; }
.split--rev > :first-child { order: 2; }
.split h2 { margin: 16px 0 18px; }
.split .lead { font-size: 1.12rem; }
.check-list { display: grid; gap: 22px; margin: 34px 0 40px; }
.check-list li { display: grid; grid-template-columns: 34px 1fr; gap: 16px; }
.tick {
  width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center;
  color: var(--accent-soft); background: rgba(59, 123, 255, .15); border: 1px solid rgba(59, 123, 255, .4);
}
.tick .icon { width: 16px; height: 16px; stroke-width: 2.4; }
.check-list h3 { font-size: 1.08rem; margin-bottom: 4px; }
.check-list p { color: var(--text-dim); font-size: .98rem; }
.check-list--compact { gap: 14px; margin-bottom: 0; }
.check-list--compact li { align-items: center; }
.check-list--compact p { color: var(--text); font-size: 1.02rem; }

/* Diagramma a livelli */
.layers-visual { position: relative; max-width: 520px; width: 100%; margin-inline: auto; }
.layers-visual svg { width: 100%; height: auto; overflow: visible; }
.ring-label { font-family: var(--font); font-size: 12.5px; font-weight: 650; letter-spacing: .14em; text-transform: uppercase; fill: var(--text-dim); }
.ring-label--core { fill: #fff; }

/* ---------- Metodo ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); counter-reset: step; }
.step { position: relative; padding-right: 28px; }
.step::before {
  content: ""; position: absolute; top: 26px; left: 64px; right: 12px; height: 1px;
  background: linear-gradient(90deg, var(--line-strong), transparent);
}
.step:last-child::before { display: none; }
.step-num {
  counter-increment: step; position: relative; z-index: 1;
  width: 52px; height: 52px; margin-bottom: 26px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; color: #fff;
  background: linear-gradient(135deg, #3b7bff, #1d44b8); box-shadow: 0 10px 28px -10px var(--glow);
}
.step-num::before { content: "0" counter(step); }
.step h3 { font-size: 1.18rem; margin-bottom: 10px; }
.step p { color: var(--text-dim); font-size: .98rem; }

/* ---------- Territorio ---------- */
.prov-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 20px; margin-top: 32px; }
.prov-list li {
  display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-radius: var(--radius-sm);
  font-weight: 560; border: 1px solid var(--line); background: rgba(255, 255, 255, .02);
}
.prov-list li::before { content: ""; flex: none; width: 9px; height: 9px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 12px var(--accent-2); }
.map-visual { max-width: 430px; width: 100%; margin-inline: auto; }
.map-visual svg { width: 100%; height: auto; overflow: visible; }
.map-label { font-family: var(--font); font-size: 15px; font-weight: 600; fill: var(--text); }
.map-label.sede { fill: var(--accent-2); }
.map-link { stroke-dasharray: 4 7; animation: flow 3s linear infinite; }
.map-pulse { transform-box: fill-box; transform-origin: center; animation: pulse 3.2s ease-out infinite; }

/* ---------- Griglia caratteristiche (pagine servizio) ---------- */
.features {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; overflow: hidden;
  background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-lg);
}
.feature { padding: 36px 32px; background: var(--bg); transition: background .3s; }
.section--alt .feature { background: var(--bg-2); }
.feature:hover { background: var(--surface); }
.feature .card-icon { margin-bottom: 24px; }
.feature h3 { font-size: 1.15rem; margin-bottom: 10px; }
.feature p { color: var(--text-dim); font-size: .98rem; }

/* ---------- Confronto (Managed Services) ---------- */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: stretch; }
.compare-col { position: relative; padding: 36px 34px; border-radius: var(--radius-lg); border: 1px solid var(--line); background: rgba(255, 255, 255, .02); }
.compare-col h3 { font-size: 1.35rem; margin-bottom: 24px; }
.compare-col ul { display: grid; gap: 16px; }
.compare-col li { display: grid; grid-template-columns: 26px 1fr; gap: 12px; color: var(--text-dim); }
.compare-col li .icon { width: 22px; height: 22px; margin-top: 2px; color: var(--text-faint); }
.compare-col--best {
  border-color: rgba(120, 160, 255, .45);
  background:
    radial-gradient(500px 280px at 100% 0%, rgba(34, 211, 238, .14), transparent 70%),
    linear-gradient(160deg, var(--surface-2), var(--surface));
  box-shadow: 0 30px 70px -40px var(--glow);
}
.compare-col--best li { color: var(--text); }
.compare-col--best li .icon { color: var(--ok); stroke-width: 2.2; }
.compare-badge {
  display: inline-block; margin-bottom: 14px; padding: 5px 12px; border-radius: 999px;
  font-size: .76rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: #06122e; background: linear-gradient(90deg, #6aa0ff, #22d3ee);
}
.compare-label { display: inline-block; margin-bottom: 14px; font-size: .76rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--text-faint); padding: 5px 0; }

/* ---------- Minacce (Cybersecurity) ---------- */
.threats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.threat { padding: 30px 26px; border-radius: var(--radius); border: 1px solid var(--line); background: rgba(255, 255, 255, .02); }
.threat-icon {
  width: 48px; height: 48px; margin-bottom: 22px; border-radius: 13px; display: grid; place-items: center;
  color: var(--warn); background: rgba(251, 191, 36, .08); border: 1px solid rgba(251, 191, 36, .25);
}
.threat-icon .icon { width: 22px; height: 22px; }
.threat h3 { font-size: 1.12rem; margin-bottom: 8px; }
.threat p { color: var(--text-dim); font-size: .96rem; }

/* ---------- Aree / etichette ---------- */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.tag-cloud li {
  display: inline-flex; align-items: center; gap: 10px; padding: 12px 18px; border-radius: 999px;
  font-weight: 560; border: 1px solid var(--line-strong); background: rgba(59, 123, 255, .06);
}
.tag-cloud .icon { width: 18px; height: 18px; color: var(--accent-2); }

/* ---------- Regola 3-2-1 (Backup) ---------- */
.rule321 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.rule-item {
  position: relative; overflow: hidden; padding: 36px 32px; border-radius: var(--radius-lg);
  border: 1px solid var(--line-strong);
  background: linear-gradient(170deg, var(--surface-2), var(--surface));
}
.rule-num {
  display: block; font-family: var(--font-display); font-size: clamp(4rem, 7vw, 5.6rem); font-weight: 750; line-height: 1;
  letter-spacing: -0.04em; margin-bottom: 18px;
  background: linear-gradient(160deg, #8db4ff, #22d3ee); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.rule-item h3 { font-size: 1.3rem; margin-bottom: 10px; }
.rule-item p { color: var(--text-dim); }
.rule-item .icon { position: absolute; top: 32px; right: 30px; width: 34px; height: 34px; color: rgba(141, 180, 255, .45); }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 12px; max-width: 880px; margin-inline: auto; }
.faq details { border: 1px solid var(--line); border-radius: 16px; background: rgba(255, 255, 255, .02); transition: border-color .3s, background .3s; }
.faq details[open] { border-color: var(--line-strong); background: var(--surface); }
.faq summary {
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding: 22px 26px; cursor: pointer; list-style: none;
  font-family: var(--font-display); font-weight: 600; font-size: 1.08rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex: none; width: 10px; height: 10px; margin-top: -4px;
  border-right: 2px solid var(--accent-2); border-bottom: 2px solid var(--accent-2);
  transform: rotate(45deg); transition: transform .3s var(--ease), margin .3s;
}
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: 4px; }
.faq details p { padding: 0 26px 24px; color: var(--text-dim); }

/* ---------- Fascia assistenza ---------- */
.support-band {
  display: grid; grid-template-columns: auto 1fr auto; gap: 34px; align-items: center;
  padding: 40px 46px; border-radius: var(--radius-lg); border: 1px solid var(--line-strong);
  background:
    radial-gradient(600px 240px at 0% 0%, rgba(34, 211, 238, .14), transparent 70%),
    linear-gradient(135deg, var(--surface-2), var(--surface));
}
.support-icon {
  width: 74px; height: 74px; border-radius: 20px; display: grid; place-items: center;
  color: var(--accent-2); background: rgba(34, 211, 238, .09); border: 1px solid rgba(34, 211, 238, .3);
}
.support-icon .icon { width: 34px; height: 34px; }
.support-band h2 { font-size: clamp(1.4rem, 2.4vw, 1.9rem); margin-bottom: 8px; }
.support-band p { color: var(--text-dim); }

/* ---------- CTA ---------- */
.final-cta { text-align: center; overflow: hidden; isolation: isolate; }
.final-cta::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(700px 360px at 50% 100%, rgba(59, 123, 255, .3), transparent 70%);
}
.final-cta .eyebrow { justify-content: center; }
.final-cta h2 { font-size: clamp(2rem, 4vw, 3.2rem); max-width: 18em; margin: 18px auto 20px; }
.final-cta p { color: var(--text-dim); font-size: 1.15rem; max-width: 36em; margin-inline: auto; }
.contact-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; margin-top: 42px; }

.cta-panel {
  position: relative; overflow: hidden; isolation: isolate;
  display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center;
  padding: clamp(36px, 5vw, 60px); border-radius: 28px;
  border: 1px solid rgba(120, 160, 255, .42);
  background:
    radial-gradient(520px 300px at 100% 0%, rgba(34, 211, 238, .22), transparent 70%),
    linear-gradient(140deg, #173fae 0%, #0c2166 70%);
}
.cta-panel::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: .35;
  background-image: linear-gradient(rgba(255, 255, 255, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .08) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000); mask-image: linear-gradient(90deg, transparent, #000);
}
.cta-panel h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); margin-bottom: 12px; }
.cta-panel p { color: #d3e0ff; font-size: 1.08rem; max-width: 34em; }
.cta-panel .contact-actions { margin-top: 0; justify-content: flex-end; }
.cta-panel .btn-ghost { border-color: rgba(255, 255, 255, .4); }
.cta-panel .btn-ghost:hover { border-color: #fff; background: rgba(255, 255, 255, .08); }

/* ---------- Contatti e assistenza ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.contact-card { display: flex; flex-direction: column; gap: 10px; }
.contact-card .value { font-family: var(--font-display); font-size: 1.28rem; font-weight: 650; color: #fff; overflow-wrap: anywhere; }
.contact-card .sub { color: var(--text-dim); font-size: .96rem; }

.download-panel {
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 28px; align-items: stretch;
  margin-top: clamp(48px, 6vw, 72px);
}
.download-main {
  display: flex; flex-direction: column; gap: 16px; padding: clamp(30px, 4vw, 44px); border-radius: var(--radius-lg);
  border: 1px solid rgba(120, 160, 255, .42);
  background:
    radial-gradient(520px 300px at 100% 0%, rgba(34, 211, 238, .16), transparent 70%),
    linear-gradient(160deg, var(--surface-2), var(--surface));
}
.download-main h3 { font-size: 1.6rem; }
.download-main p { color: var(--text-dim); }
.download-main .btn { align-self: flex-start; margin-top: 8px; }
.download-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: .88rem; color: var(--text-faint); }
.download-meta span { display: inline-flex; align-items: center; gap: 7px; }
.download-meta .icon { width: 16px; height: 16px; color: var(--ok); }
.notice {
  display: flex; flex-direction: column; gap: 12px; padding: 32px 30px; border-radius: var(--radius-lg);
  border: 1px solid rgba(251, 191, 36, .3); background: rgba(251, 191, 36, .05);
}
.notice .icon { width: 30px; height: 30px; color: var(--warn); }
.notice h3 { font-size: 1.15rem; }
.notice p { color: var(--text-dim); font-size: .97rem; }

/* ---------- Testi legali ---------- */
.prose { max-width: 820px; }
.prose h2 { font-size: 1.45rem; margin: 52px 0 14px; }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose li { color: var(--text-dim); }
.prose p + p { margin-top: 14px; }
.prose ul { list-style: disc; padding-left: 22px; margin: 14px 0; display: grid; gap: 8px; }
.prose a { color: var(--accent-soft); text-decoration: underline; text-underline-offset: 3px; }
.prose strong { color: var(--text); font-weight: 600; }
.prose-note { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); font-size: .9rem; color: var(--text-faint); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { border-top: 1px solid var(--line); background: #030713; padding: 72px 0 34px; font-size: .96rem; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 48px; }
.footer-brand p { color: var(--text-dim); margin-top: 18px; max-width: 24em; }
.site-footer h2 { font-family: var(--font); font-size: .78rem; font-weight: 650; letter-spacing: .16em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 18px; }
.footer-list { display: grid; gap: 10px; color: var(--text-dim); }
.footer-list a { transition: color .2s; }
.footer-list a:hover { color: #fff; }
.legal {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px 40px;
  margin-top: 56px; padding-top: 26px; border-top: 1px solid var(--line);
  font-size: .82rem; line-height: 1.7; color: var(--text-faint);
}
.legal p { max-width: 70em; }
.legal a { text-decoration: underline; text-underline-offset: 3px; }
.legal a:hover { color: var(--text); }

/* ==========================================================================
   Comparsa allo scorrimento e movimento ridotto
   ========================================================================== */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.d1 { transition-delay: 80ms !important; }
.d2 { transition-delay: 160ms !important; }
.d3 { transition-delay: 240ms !important; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
  .pulse-line { stroke-dashoffset: 0; }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1080px) {
  .span-6 { grid-column: span 12; }
  .span-4 { grid-column: span 6; }
  .steps { grid-template-columns: repeat(2, 1fr); row-gap: 50px; }
  .step:nth-child(2)::before { display: none; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .threats { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid .contact-card:last-child { grid-column: span 2; }
}

@media (max-width: 900px) {
  :root { --header-h: 68px; }
  .hero { padding: calc(var(--header-h) + 56px) 0 72px; }
  .hero-grid, .page-hero-grid, .split { grid-template-columns: 1fr; }
  .hero-visual { max-width: 460px; width: 100%; margin: 10px auto 0; }
  .page-hero { padding: calc(var(--header-h) + 40px) 0 64px; }
  .page-hero-visual { max-width: 400px; width: 100%; margin-inline: auto; }
  .split--rev > :first-child { order: 0; }
  .strip-inner { grid-template-columns: 1fr 1fr; }
  .strip-item:nth-child(3) { border-left: 0; }
  .strip-item:nth-child(n+3) { border-top: 1px solid var(--line); }
  .support-band { grid-template-columns: 1fr; padding: 32px 26px; gap: 22px; }
  .support-band .btn { justify-self: start; }
  .cta-panel { grid-template-columns: 1fr; }
  .cta-panel .contact-actions { justify-content: flex-start; }
  .compare, .rule321, .download-panel { grid-template-columns: 1fr; }
  .console-float { left: 12px; bottom: -50px; }
  .console-wrap { margin-bottom: 40px; }

  /* navigazione mobile.
     Il backdrop-filter renderebbe l'header il contenitore del pannello fisso,
     che resterebbe alto quanto l'header: su mobile si usa uno sfondo pieno. */
  .site-header.is-scrolled,
  .site-header.menu-open {
    -webkit-backdrop-filter: none; backdrop-filter: none;
    background: rgba(4, 9, 23, .97);
  }
  .nav-toggle { display: inline-flex; }
  .nav {
    position: fixed; top: var(--header-h); left: 0; right: 0; bottom: 0;
    flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 0;
    padding: 8px 20px 32px; overflow-y: auto;
    background: rgba(4, 9, 23, .985);
    opacity: 0; visibility: hidden; transform: translateY(-10px);
    transition: opacity .3s, transform .3s var(--ease), visibility .3s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav-links { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-links > li { border-bottom: 1px solid var(--line); }
  .nav-item { width: 100%; justify-content: space-between; padding: 18px 4px; border-radius: 0; font-size: 1.08rem; color: var(--text); }
  .nav-item:hover, .nav-item[aria-expanded="true"], .nav-item[aria-current] { background: none; }
  .nav-item[aria-current] { color: var(--accent-2); }
  .mega {
    position: static; width: auto; display: none; grid-template-columns: 1fr;
    padding: 0 0 14px; background: none; border: 0; border-radius: 0; box-shadow: none;
    opacity: 1; visibility: visible; pointer-events: auto; transform: none;
  }
  .mega::before { display: none; }
  .has-mega.is-open .mega { display: grid; transform: none; }
  .mega-grid { grid-template-columns: 1fr; }
  .mega-link { align-items: center; padding: 10px 6px; }
  .mega-link small, .mega-aside { display: none; }
  .nav .btn { margin-top: 26px; }
}

@media (max-width: 640px) {
  body { font-size: 1rem; }
  .span-4 { grid-column: span 12; }
  .card--feature { grid-template-columns: 1fr; padding: 30px 26px; min-height: 0; }
  .card-visual { justify-items: start; }
  .radar { width: 190px; }
  .steps, .features, .threats, .contact-grid { grid-template-columns: 1fr; }
  .contact-grid .contact-card:last-child { grid-column: auto; }
  .step::before { display: none; }
  .step { padding-right: 0; }
  .strip-inner { grid-template-columns: 1fr; }
  .strip-item { border-left: 0; border-top: 1px solid var(--line); padding: 18px 6px; }
  .strip-item:first-child { border-top: 0; }
  .prov-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-cta, .contact-actions { flex-direction: column; }
  .hero-cta .btn, .contact-actions .btn { width: 100%; }
  .hero-badge { font-size: .76rem; padding: 8px 12px; }
  .orb-chip { font-size: .78rem; padding: 7px 12px; }
  .feature { padding: 30px 24px; }
  .faq summary { padding: 20px; font-size: 1rem; }
  .faq details p { padding: 0 20px 22px; }
  .console-rows li { font-size: .86rem; }
  .snap { grid-template-columns: 40px 1fr auto; gap: 12px; padding: 14px 16px; }
  .snap .ci { width: 40px; height: 40px; }
  .snap:nth-child(2) { margin-inline: 6px; }
  .snap:nth-child(3) { margin-inline: 12px; }
  .snap:nth-child(4) { margin-inline: 18px; }
}