:root {
  --deep: #000028;
  --deep-2: #07113f;
  --ink: #101828;
  --muted: #5d667a;
  --line: rgba(255, 255, 255, .18);
  --line-dark: rgba(16, 24, 40, .13);
  --cyan: #00e6dc;
  --cyan-2: #00c2ff;
  --blue: #006bff;
  --red: #e31b2f;
  --white: #ffffff;
  --light: #f3f6fb;
  --panel: #101a49;
  --shadow: 0 32px 80px rgba(0, 0, 40, .24);
  --max: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.48;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
button, input, select, textarea { font: inherit; }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--cyan); color: var(--deep); padding: 12px 16px; z-index: 1000; }
.skip-link:focus { left: 12px; top: 12px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(0, 0, 40, .94);
  backdrop-filter: blur(18px);
  color: var(--white);
  border-bottom: 1px solid var(--line);
}

.nav {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 650;
  letter-spacing: -.015em;
  font-size: clamp(1.48rem, 2.1vw, 1.82rem);
  white-space: nowrap;
}

.brand-logo-wrap {
  width: 54px;
  height: 60px;
  display: inline-grid;
  place-items: center;
  background: transparent;
  padding: 0;
  flex: 0 0 auto;
}

.brand-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.menu {
  display: flex;
  align-items: center;
  gap: 26px;
  color: rgba(255,255,255,.76);
  font-size: .94rem;
  font-weight: 700;
}

.menu a { position: relative; padding: 24px 0; }
.menu a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 15px;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s ease;
}
.menu a:hover { color: var(--white); }
.menu a:hover::after { transform: scaleX(1); }

.nav-actions { display: flex; align-items: center; gap: 12px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid transparent;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font-weight: 700;
  letter-spacing: -.01em;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}

.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--cyan); color: var(--deep); }
.btn-primary:hover { background: #52fff7; }
.btn-secondary { border-color: rgba(255,255,255,.42); color: var(--white); }
.btn-secondary:hover { border-color: var(--cyan); }
.btn-dark { background: var(--deep); color: var(--white); }
.btn-light { background: var(--white); color: var(--deep); }
.btn-link { padding-left: 0; padding-right: 0; color: var(--cyan); }
.btn-link::after { content: "›"; font-size: 1.4em; line-height: 0; }

.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,.28);
  background: transparent;
  color: var(--white);
  font-size: 1.2rem;
}

.hero {
  position: relative;
  min-height: calc(100svh - 82px);
  display: grid;
  align-items: stretch;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 75% 30%, rgba(0,230,220,.22), transparent 30%),
    linear-gradient(118deg, var(--deep) 0%, #000028 48%, #13235f 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: linear-gradient(90deg, black, transparent 82%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  right: -18vw;
  top: 8vh;
  width: 56vw;
  height: 56vw;
  background: linear-gradient(135deg, rgba(0,230,220,.34), rgba(0,107,255,.18));
  clip-path: polygon(18% 0, 100% 0, 82% 100%, 0 72%);
  opacity: .92;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 60px;
  align-items: end;
  padding: 102px 0 74px;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  color: var(--cyan);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: .12em;
  font-size: .76rem;
}

.kicker::before {
  content: "";
  width: 34px;
  height: 2px;
  background: var(--cyan);
}

h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 870px;
  margin-bottom: 28px;
  font-size: clamp(3rem, 7.5vw, 7.2rem);
  line-height: .91;
  letter-spacing: -.055em;
  font-weight: 700;
}

h1 span { color: var(--cyan); }
.lead {
  max-width: 720px;
  margin-bottom: 36px;
  color: rgba(255,255,255,.76);
  font-size: clamp(1.08rem, 1.7vw, 1.34rem);
}

.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

.hero-panel {
  align-self: stretch;
  display: grid;
  align-content: end;
  gap: 14px;
  padding: 24px;
  min-height: 520px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  position: relative;
  overflow: hidden;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0 46%, rgba(0,230,220,.16) 46% 64%, transparent 64%);
  pointer-events: none;
}

.data-card {
  position: relative;
  padding: 22px;
  background: rgba(0,0,40,.48);
  border: 1px solid rgba(255,255,255,.16);
}

.data-card strong {
  display: block;
  color: var(--white);
  font-size: clamp(1.95rem, 4vw, 3.1rem);
  line-height: 1;
  letter-spacing: -.07em;
  margin-bottom: 8px;
}

.data-card span { color: rgba(255,255,255,.7); font-weight: 700; }

.section { padding: 104px 0; position: relative; }
.section-light { background: var(--white); }
.section-soft { background: var(--light); }
.section-dark {
  background:
    radial-gradient(circle at 78% 20%, rgba(0,230,220,.12), transparent 30%),
    linear-gradient(135deg, var(--deep), #07113f);
  color: var(--white);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(280px, .38fr);
  gap: 52px;
  align-items: end;
  margin-bottom: 44px;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.6rem);
  line-height: .96;
  letter-spacing: -.045em;
  color: var(--deep);
  font-weight: 700;
}

.section-dark .section-head h2 { color: var(--white); }
.section-head p { margin: 0; color: var(--muted); font-size: 1.02rem; }
.section-dark .section-head p { color: rgba(255,255,255,.72); }

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line-dark);
  border-left: 1px solid var(--line-dark);
}

.solution-card {
  min-height: 330px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 28px;
  border-right: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  background: var(--white);
  transition: background .18s ease, color .18s ease, transform .18s ease;
}

.solution-card:hover { transform: translateY(-4px); background: var(--deep); color: var(--white); }
.solution-card .tag { color: var(--blue); font-weight: 700; text-transform: uppercase; letter-spacing: .11em; font-size: .72rem; }
.solution-card:hover .tag { color: var(--cyan); }
.solution-card h3 { margin: 34px 0 14px; color: inherit; font-size: 1.52rem; line-height: 1.12; letter-spacing: -.045em; }
.solution-card p { color: var(--muted); margin-bottom: 24px; }
.solution-card:hover p { color: rgba(255,255,255,.72); }
.solution-card a { color: var(--blue); font-weight: 700; }
.solution-card:hover a { color: var(--cyan); }

.feature-grid {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  min-height: 580px;
  background: var(--deep);
  color: var(--white);
  box-shadow: var(--shadow);
}

.feature-media {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(0,230,220,.28), rgba(0,107,255,.12)),
    linear-gradient(135deg, #0c1a55, #182d75);
}

.feature-media::before {
  content: "";
  position: absolute;
  inset: 12%;
  background:
    linear-gradient(90deg, rgba(255,255,255,.17) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,.13) 1px, transparent 1px);
  background-size: 48px 48px;
  transform: perspective(900px) rotateX(54deg) rotateZ(-18deg) scale(1.4);
}

.feature-media::after {
  content: "";
  position: absolute;
  width: 56%;
  height: 56%;
  right: 8%;
  top: 16%;
  border: 42px solid rgba(0,230,220,.55);
  clip-path: polygon(0 0, 100% 0, 100% 74%, 22% 100%, 0 78%);
}

.feature-copy { padding: clamp(32px, 5vw, 64px); display: flex; flex-direction: column; justify-content: center; }
.feature-copy h2 { margin-bottom: 24px; font-size: clamp(2.1rem, 4vw, 4.3rem); line-height: .98; letter-spacing: -.045em; }
.feature-copy p { color: rgba(255,255,255,.72); font-size: 1.08rem; max-width: 620px; }

.capability-list { margin-top: 28px; display: grid; gap: 1px; background: rgba(255,255,255,.14); }
.capability { display: grid; grid-template-columns: 28px 1fr; gap: 14px; padding: 18px 0; background: var(--deep); color: rgba(255,255,255,.8); }
.capability b { color: var(--white); }
.capability span:first-child { color: var(--cyan); font-weight: 700; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 22px;
  background: transparent;
  border: 0;
  align-items: stretch;
}

.stat {
  min-height: 205px;
  padding: 28px;
  background: rgba(255,255,255,.065);
  border: 1px solid rgba(255,255,255,.16);
  overflow: hidden;
}

.stat strong {
  display: block;
  color: var(--cyan);
  font-size: clamp(1.75rem, 3.4vw, 3.35rem);
  line-height: 1;
  letter-spacing: -.035em;
  margin-bottom: 18px;
  overflow-wrap: anywhere;
}

.stat span { color: rgba(255,255,255,.75); font-weight: 650; }

.partner-strip {
  margin-top: 0;
  margin-bottom: 24px;
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(360px, 1.18fr);
  gap: 1px;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.16);
}

.partner-copy { padding: clamp(28px, 4vw, 46px); background: rgba(255,255,255,.065); display: flex; flex-direction: column; justify-content: center; }
.partner-copy h3 { margin: 0 0 10px; font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1; letter-spacing: -.06em; }
.partner-copy p { margin: 0; color: rgba(255,255,255,.72); }
.siemens-badge-image { display: flex; align-items: center; justify-content: center; background: #202144; min-height: 230px; padding: 0; overflow: hidden; }
.siemens-badge-image img { width: 100%; height: 100%; min-height: 230px; object-fit: cover; display: block; }

.credential-strip {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 1fr 1.8fr 1fr;
  gap: 1px;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.16);
}

.credential-logo { min-height: 126px; padding: 22px; background: rgba(255,255,255,.95); display: flex; align-items: center; justify-content: center; }
.credential-logo img { max-width: 100%; max-height: 88px; object-fit: contain; display: block; }
.credential-logo.wide img { max-height: 74px; }
.credential-logo.knx img { max-height: 96px; }

.certificate-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.16);
}

.certificate-card {
  min-height: 430px;
  padding: clamp(26px, 4vw, 38px);
  background: rgba(255,255,255,.065);
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.certificate-card small {
  display: block;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-weight: 700;
  font-size: .72rem;
  margin-bottom: 18px;
}

.certificate-card h3 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: .96;
  letter-spacing: -.045em;
  font-weight: 700;
}

.certificate-card p {
  margin: 0 0 22px;
  color: rgba(255,255,255,.72);
}

.certificate-card dl {
  margin: 0;
  display: grid;
  gap: 1px;
  background: rgba(255,255,255,.14);
}

.certificate-card dl div {
  display: grid;
  grid-template-columns: minmax(150px, .9fr) 1fr;
  gap: 14px;
  padding: 12px 0;
  background: var(--deep);
}

.certificate-card dt {
  color: rgba(255,255,255,.58);
  font-weight: 600;
}

.certificate-card dd {
  margin: 0;
  color: var(--white);
  font-weight: 700;
}

.certificate-actions {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.reference-layout { display: grid; grid-template-columns: minmax(260px, .38fr) minmax(0, 1fr); gap: 28px; }
.reference-intro { padding: 32px; color: var(--white); background: var(--deep); min-height: 100%; display: flex; flex-direction: column; justify-content: space-between; }
.reference-intro h3 { margin-bottom: 18px; font-size: 2rem; line-height: 1; letter-spacing: -.055em; }
.reference-intro p { color: rgba(255,255,255,.72); }
.reference-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); }
.reference-card { min-height: 220px; padding: 26px; background: var(--white); display: flex; flex-direction: column; justify-content: space-between; }
.reference-card small { display: block; color: var(--blue); text-transform: uppercase; letter-spacing: .12em; font-weight: 700; font-size: .72rem; margin-bottom: 18px; }
.reference-card h3 { color: var(--deep); line-height: 1.13; letter-spacing: -.04em; margin-bottom: 12px; }
.reference-card p { color: var(--muted); margin: 0; }
.amount { color: var(--deep); font-weight: 700; margin-top: 22px; }
.amount::before { content: "Importo lavori · "; color: var(--muted); font-weight: 600; }




.work-slider {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding: 0 2px;
  padding: 0 0 18px;
  -webkit-overflow-scrolling: touch;
}

.work-slider::-webkit-scrollbar {
  height: 10px;
}

.work-slider::-webkit-scrollbar-track {
  background: rgba(0,0,40,.08);
}

.work-slider::-webkit-scrollbar-thumb {
  background: var(--deep);
}

.work-slider img {
  flex: 0 0 min(78vw, 760px);
  width: min(78vw, 760px);
  height: min(58vw, 520px);
  object-fit: cover;
  scroll-snap-align: start;
  border: 1px solid var(--line-dark);
  background: #eaf0f8;
  box-shadow: 0 18px 50px rgba(0,0,40,.08);
}

.market-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1px; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.16); }
.market-card { min-height: 270px; padding: 28px; background: rgba(255,255,255,.06); display: flex; flex-direction: column; justify-content: space-between; }
.market-card small { color: var(--cyan); font-weight: 700; text-transform: uppercase; letter-spacing: .11em; }
.market-card h3 { margin: 22px 0 12px; font-size: 1.42rem; line-height: 1.12; letter-spacing: -.04em; }
.market-card p { color: rgba(255,255,255,.7); margin: 0; }

.contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 28px; }
.contact-panel, .contact-form { background: var(--white); border: 1px solid var(--line-dark); box-shadow: 0 20px 60px rgba(0,0,40,.07); padding: 32px; }
.contact-panel h2, .contact-form h2 { color: var(--deep); margin-bottom: 22px; font-size: clamp(2rem, 4vw, 3rem); line-height: 1; letter-spacing: -.065em; }
.contact-item { padding: 18px 0; border-top: 1px solid var(--line-dark); }
.contact-item small { display: block; margin-bottom: 6px; color: var(--muted); font-size: .73rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.contact-item a, .contact-item p { margin: 0; color: var(--deep); font-weight: 700; }
.contact-item a:hover { color: var(--blue); }

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
label { display: grid; gap: 8px; color: var(--deep); font-weight: 700; font-size: .94rem; }
input, select, textarea { width: 100%; border: 1px solid var(--line-dark); background: #f8faff; color: var(--ink); padding: 14px 15px; outline: none; min-height: 50px; }
input:focus, select:focus, textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(0,107,255,.11); background: #fff; }
textarea { min-height: 132px; resize: vertical; }
.full { grid-column: 1 / -1; }
.form-note { color: var(--muted); font-size: .9rem; margin: 14px 0 0; }
.hp-field {
  position: absolute !important;
  left: -10000px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}


.site-footer { background: var(--deep); color: rgba(255,255,255,.72); padding: 36px 0; border-top: 1px solid rgba(255,255,255,.12); }
.footer-grid { display: flex; justify-content: space-between; align-items: center; gap: 22px; flex-wrap: wrap; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand .brand-logo-wrap { width: 38px; height: 42px; }
.footer-grid b { color: var(--white); }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; font-weight: 600; }
.footer-links a:hover { color: var(--cyan); }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .72s ease, transform .72s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1040px) {
  .hero-inner, .section-head, .feature-grid, .reference-layout, .contact-grid { grid-template-columns: 1fr; }
  .hero-panel { min-height: auto; grid-template-columns: repeat(2, minmax(0,1fr)); }
  .solution-grid, .market-grid { grid-template-columns: 1fr; }
  .stats-grid, .certificate-grid, .registry-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .stats-grid { gap: 18px; }
}

@media (max-width: 760px) {
  .brand-logo-wrap { width: 44px; height: 49px; }
  .brand { font-size: 1.28rem; gap: 10px; }
  .container { width: min(100% - 28px, var(--max)); }
  .menu {
    display: none;
    position: fixed;
    inset: 82px 14px auto 14px;
    background: var(--deep);
    border: 1px solid rgba(255,255,255,.18);
    padding: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .menu.open { display: flex; }
  .menu a { padding: 16px 0; }
  .nav-actions .btn { display: none; }
  .mobile-toggle { display: inline-grid; place-items: center; }
  .hero-inner { padding: 72px 0 50px; gap: 34px; }
  .hero-panel, .stats-grid, .partner-strip, .credential-strip, .certificate-grid, .registry-grid, .reference-grid, .market-grid, .form-grid { grid-template-columns: 1fr; }
  .stats-grid { gap: 14px; }
  .section { padding: 74px 0; }
  .full { grid-column: auto; }
  .contact-panel, .contact-form, .reference-intro { padding: 24px; }
  .certificate-card dl div { grid-template-columns: 1fr; gap: 4px; }
  .solution-card, .reference-card, .market-card { min-height: auto; }
  .siemens-badge-image img { object-fit: contain; }
  .work-slider img { flex-basis: 86vw; width: 86vw; height: 64vw; }
}

.privacy-consent {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 10px;
  align-items: start;
  padding: 12px 0 0;
  color: var(--muted);
  font-weight: 500;
  font-size: .92rem;
}

.privacy-consent input {
  width: 18px;
  height: 18px;
  min-height: auto;
  margin-top: 2px;
}

.privacy-consent a {
  color: var(--blue);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}