:root {
  --bg: #06111f;
  --bg-2: #0b1a2d;
  --panel: rgba(255,255,255,0.06);
  --panel-strong: rgba(255,255,255,0.1);
  --line: rgba(109, 205, 255, 0.18);
  --text: #f5fbff;
  --muted: #bfd3e6;
  --accent: #49ddff;
  --accent-2: #29d6b7;
  --shadow: 0 18px 45px rgba(0,0,0,0.24);
  --radius: 24px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background:
    radial-gradient(circle at top left, rgba(73,221,255,0.14), transparent 32rem),
    radial-gradient(circle at top right, rgba(41,214,183,0.10), transparent 28rem),
    linear-gradient(180deg, #06111f 0%, #081523 42%, #06111f 100%);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
.container { width: min(var(--max), calc(100% - 32px)); margin: 0 auto; }
.skip-link {
  position: fixed; left: 12px; top: 12px; z-index: 10000;
  transform: translateY(-140%); background: #fff; color: #000;
  padding: 10px 14px; border-radius: 999px; font-weight: 700;
}
.skip-link:focus { transform: translateY(0); }
.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;
}

.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(6,17,31,0.88); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.site-header.is-scrolled { box-shadow: 0 10px 30px rgba(0,0,0,0.22); }
.header-inner {
  min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 18px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand img {
  width: 46px; height: 46px; object-fit: cover; border-radius: 12px;
  box-shadow: 0 10px 20px rgba(0,0,0,0.22);
}
.brand-text { font-weight: 800; letter-spacing: 0.02em; }
.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav a {
  padding: 10px 14px; border-radius: 999px; color: var(--muted); font-weight: 700;
}
.main-nav a:hover, .main-nav a:focus-visible, .main-nav a.is-active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #03101c; outline: none;
}
.menu-toggle {
  display: none; width: 44px; height: 44px; align-items: center; justify-content: center; flex-direction: column; gap: 5px;
  border-radius: 14px; border: 1px solid var(--line); background: rgba(255,255,255,0.05); color: white;
}
.menu-toggle span:not(.sr-only) { width: 19px; height: 2px; background: white; border-radius: 99px; }

.hero, .page-hero { padding: 74px 0 56px; }
.hero-grid, .page-hero-grid {
  display: grid; grid-template-columns: 1.15fr 0.85fr; align-items: center; gap: 40px;
}
.eyebrow {
  margin: 0 0 12px; color: var(--accent); text-transform: uppercase; letter-spacing: 0.16em;
  font-size: 0.78rem; font-weight: 800;
}
h1, h2, h3 { line-height: 1.08; margin: 0; }
h1 { font-size: clamp(2.4rem, 6vw, 4.8rem); letter-spacing: -0.05em; }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); letter-spacing: -0.04em; }
h3 { font-size: clamp(1.05rem, 2vw, 1.35rem); }
.lead, .section p, .page-hero p, .footer-grid p { color: var(--muted); }
.lead { font-size: clamp(1rem, 1.7vw, 1.2rem); max-width: 760px; margin: 18px 0 0; }
.hero-actions, .cta-inner { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.hero-actions { margin-top: 28px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 12px 20px;
  border-radius: 999px; font-weight: 800; border: 0; cursor: pointer;
}
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #03101c; }
.btn-secondary { background: rgba(255,255,255,0.06); color: white; border: 1px solid var(--line); }
.btn:hover, .btn:focus-visible { transform: translateY(-1px); outline: none; }
.trust-strip {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 28px;
}
.trust-strip div {
  padding: 16px; border-radius: 18px; border: 1px solid var(--line); background: rgba(255,255,255,0.04);
}
.trust-strip strong { display: block; color: var(--accent); font-size: 1.8rem; line-height: 1; }
.trust-strip span { display: block; margin-top: 8px; color: var(--muted); font-size: 0.92rem; }
.hero-visual { display: flex; justify-content: center; }
.hero-visual img {
  width: min(100%, 310px); border-radius: 24px; border: 1px solid var(--line); box-shadow: var(--shadow);
}

.section { padding: 74px 0; }
.section-alt { background: rgba(255,255,255,0.02); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-heading { margin-bottom: 28px; }
.centered { text-align: center; max-width: 860px; margin: 0 auto 32px; }
.two-columns { display: grid; grid-template-columns: 0.88fr 1.12fr; gap: 40px; align-items: start; }
.intro-text, .solution-card, .sector, .step, .contact-form, .preview-card, .gallery-item, .category-block {
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
  border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
}
.intro-text { padding: 28px; }
.cards-grid, .sector-grid, .preview-grid, .gallery-grid, .category-grid {
  display: grid; gap: 20px;
}
.cards-grid { grid-template-columns: repeat(3, 1fr); }
.sector-grid { grid-template-columns: repeat(3, 1fr); }
.preview-grid { grid-template-columns: repeat(3, 1fr); }
.gallery-grid { grid-template-columns: repeat(4, 1fr); }
.category-grid { grid-template-columns: repeat(3, 1fr); }
.solution-card, .sector, .step { padding: 24px; }
.card-icon {
  width: 48px; height: 48px; border-radius: 16px; display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #03101c; font-weight: 800; margin-bottom: 18px;
}
.solution-card ul { list-style: none; padding: 0; margin: 16px 0 0; }
.solution-card li { margin: 8px 0; color: var(--muted); padding-left: 18px; position: relative; }
.solution-card li::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); position: absolute; left: 0; top: 10px; }
.band {
  padding: 56px 0; background: rgba(255,255,255,0.03); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.band-inner { display: grid; grid-template-columns: 1fr 0.9fr; gap: 32px; align-items: center; }
.tech-list { display: flex; flex-wrap: wrap; gap: 10px; }
.tech-list span {
  padding: 11px 14px; border-radius: 999px; background: linear-gradient(135deg, rgba(73,221,255,0.95), rgba(41,214,183,0.9));
  color: #03101c; font-size: 0.92rem; font-weight: 800;
}
.sector p, .step p, .solution-card p, .intro-text p, .preview-card p, .gallery-item p, .category-block p { margin-bottom: 0; }

.preview-card, .gallery-item { overflow: hidden; }
.preview-card img, .gallery-item img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-bottom: 1px solid var(--line);
}
.preview-copy, .gallery-copy { padding: 18px; }
.gallery-tag {
  display: inline-block; margin-bottom: 8px; color: var(--accent); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.14em; font-weight: 800;
}
.gallery-actions { display: flex; justify-content: center; margin-top: 24px; }
.category-block { padding: 24px; }
.page-hero p { margin-top: 16px; max-width: 720px; }
.kicker-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.kicker-list span {
  padding: 10px 14px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,0.05); color: var(--muted);
}

.process-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.step span { display: inline-block; color: var(--accent); font-weight: 800; letter-spacing: 0.12em; margin-bottom: 18px; }

.cta-panel { padding: 36px 0 74px; }
.cta-inner {
  justify-content: space-between; padding: 32px; border-radius: 28px; box-shadow: var(--shadow);
  background: linear-gradient(135deg, rgba(16,42,70,0.98), rgba(8,25,45,0.95)); border: 1px solid var(--line);
}
.cta-inner div { max-width: 760px; }

.contact-grid { display: grid; grid-template-columns: 0.92fr 1.08fr; gap: 34px; align-items: start; }
.contact-cards { display: grid; gap: 12px; margin-top: 24px; }
.contact-cards a {
  display: block; padding: 16px 18px; border-radius: 18px; border: 1px solid var(--line); background: rgba(255,255,255,0.05);
}
.contact-cards span { display: block; color: var(--accent); font-size: 0.76rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.14em; }
.contact-cards strong { display: block; margin-top: 4px; }
.contact-form { padding: 26px; }
.contact-form label { display: block; margin: 14px 0 8px; font-weight: 700; color: var(--muted); }
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%; padding: 13px 14px; border-radius: 14px; color: var(--text);
  border: 1px solid rgba(109,205,255,0.24); background: rgba(2,10,20,0.75);
}
.contact-form textarea { min-height: 140px; resize: vertical; }
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus {
  outline: none; border-color: var(--accent);
}
.check { display: flex !important; gap: 10px; align-items: flex-start; }
.check input { width: 18px; height: 18px; margin-top: 4px; }
.form-alert { display: none; padding: 12px 14px; border-radius: 14px; margin-bottom: 12px; color: #03101c; font-weight: 800; }
.form-alert.is-visible { display: block; }
.form-alert.is-error { background: #ffc6c6; }
.form-alert.is-success { background: #a8f0be; }
.honeypot { position: absolute; left: -5000px; width: 1px; height: 1px; overflow: hidden; }

.site-footer { padding: 52px 0 28px; background: #04101d; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.3fr 0.7fr 0.8fr; gap: 28px; }
.footer-grid img {
  width: 64px; height: 64px; object-fit: cover; border-radius: 16px; margin-bottom: 14px;
}
.footer-grid h3 { color: var(--accent); font-size: 1rem; margin-bottom: 12px; }
.footer-grid a { display: block; padding: 4px 0; color: var(--muted); }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 16px; padding-top: 22px; margin-top: 26px; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.92rem;
}

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  .hero-grid, .page-hero-grid, .two-columns, .band-inner, .contact-grid { grid-template-columns: 1fr; }
  .cards-grid, .sector-grid, .preview-grid, .category-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .process-grid { grid-template-columns: repeat(3, 1fr); }
  .hero-visual { order: -1; }
}

@media (max-width: 760px) {
  .container { width: min(var(--max), calc(100% - 24px)); }
  .menu-toggle { display: inline-flex; }
  .main-nav {
    position: absolute; top: 72px; left: 12px; right: 12px; display: grid; gap: 6px; padding: 10px;
    border-radius: 20px; border: 1px solid var(--line); background: rgba(6,17,31,0.98); box-shadow: var(--shadow);
    transform: scale(.98) translateY(-8px); opacity: 0; pointer-events: none; transition: .2s ease;
  }
  .main-nav.is-open { transform: scale(1) translateY(0); opacity: 1; pointer-events: auto; }
  .hero, .page-hero, .section { padding: 58px 0; }
  .trust-strip, .cards-grid, .sector-grid, .preview-grid, .gallery-grid, .category-grid, .process-grid, .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .contact-form, .intro-text, .solution-card, .sector, .step, .category-block, .cta-inner { padding: 22px; }
}

@media (max-width: 420px) {
  h1 { font-size: 2.2rem; }
  .btn { width: 100%; }
  .hero-actions { flex-direction: column; align-items: stretch; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}


/* Revisione layout gallerie */
.brand img { width: 42px !important; height: 42px !important; border-radius: 11px !important; }
.hero-visual img { width: min(100%, 250px) !important; height: auto; }
.footer-grid img { width: 54px !important; height: 54px !important; border-radius: 14px !important; }
.solution-card { min-height: 0 !important; }
.preview-grid { grid-template-columns: repeat(4, 1fr) !important; gap: 16px !important; }
.preview-card img { height: 130px !important; aspect-ratio: auto !important; object-fit: cover !important; }
.preview-copy { padding: 14px !important; }
.preview-copy h3 { font-size: 1rem !important; }
.preview-copy p { font-size: .9rem !important; }
.gallery-grid { grid-template-columns: repeat(5, 1fr) !important; gap: 14px !important; }
.gallery-item { cursor: pointer; transition: transform .18s ease, border-color .18s ease; }
.gallery-item:hover { transform: translateY(-2px); border-color: rgba(73,221,255,.55); }
.gallery-item img { height: 118px !important; aspect-ratio: auto !important; object-fit: cover !important; }
.gallery-copy { padding: 12px !important; }
.gallery-copy h3 { font-size: .96rem !important; }
.gallery-copy p { display: none; }
.carousel-section { margin-top: 26px; }
.carousel-head { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin-bottom: 16px; }
.carousel-head p { max-width: 760px; margin: 8px 0 0; }
.lightbox { position: fixed; inset: 0; z-index: 9999; display: none; align-items: center; justify-content: center; background: rgba(0,0,0,.88); padding: 18px; }
.lightbox.is-open { display: flex; }
.lightbox-dialog { width: min(1100px, 100%); }
.lightbox-top { display: flex; justify-content: space-between; gap: 14px; align-items: center; color: white; margin-bottom: 10px; }
.lightbox-title { margin: 0; font-size: 1rem; color: white; }
.lightbox-close, .lightbox-prev, .lightbox-next { border: 1px solid rgba(255,255,255,.35); background: rgba(255,255,255,.08); color: white; border-radius: 999px; cursor: pointer; }
.lightbox-close { width: 42px; height: 42px; font-size: 1.6rem; line-height: 1; }
.lightbox-stage { position: relative; display: grid; grid-template-columns: 54px 1fr 54px; gap: 12px; align-items: center; }
.lightbox-stage img { width: 100%; max-height: 78vh; object-fit: contain; border-radius: 14px; background: white; }
.lightbox-prev, .lightbox-next { width: 54px; height: 54px; font-size: 2rem; }
.lightbox-caption { text-align: center; color: rgba(255,255,255,.86); margin: 10px 0 0; }
@media (max-width: 1080px) { .preview-grid { grid-template-columns: repeat(2, 1fr) !important; } .gallery-grid { grid-template-columns: repeat(3, 1fr) !important; } }
@media (max-width: 760px) { .preview-grid, .gallery-grid { grid-template-columns: repeat(2, 1fr) !important; } .gallery-item img { height: 110px !important; } .lightbox-stage { grid-template-columns: 38px 1fr 38px; } .lightbox-prev, .lightbox-next { width: 38px; height: 38px; font-size: 1.5rem; } }
@media (max-width: 420px) { .preview-grid, .gallery-grid { grid-template-columns: 1fr !important; } .preview-card img, .gallery-item img { height: 150px !important; } }

.contact-card-static {
  display: block; padding: 16px 18px; border-radius: 18px; border: 1px solid var(--line); background: rgba(255,255,255,0.05);
}
.contact-card-static span { display: block; color: var(--accent); font-size: 0.76rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.14em; }
.contact-card-static strong { display: block; margin-top: 4px; }
.map-box { margin-top: 18px; overflow: hidden; border-radius: 18px; border: 1px solid var(--line); box-shadow: var(--shadow); background: rgba(255,255,255,0.04); }
.map-box iframe { width: 100%; height: 260px; border: 0; display: block; }