:root {
    --navy-950: #071622;
    --navy-900: #0a1c2c;
    --navy-800: #102a43;
    --blue-600: #087fad;
    --cyan-400: #39c6d4;
    --ice-100: #eef6f8;
    --white: #ffffff;
    --ink: #25313a;
    --muted: #60717d;
    --line: #d7e4e8;
    --shell: 1160px;
    --shadow: 0 38px 100px rgba(0, 0, 0, .42);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--navy-900); font-family: "Segoe UI", Arial, sans-serif; line-height: 1.5; }
body.nav-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button, a { font: inherit; }
h1, h2, h3, p, figure { margin-top: 0; }
h1, h2, h3 { line-height: 1.05; }
h1 { margin-bottom: 28px; font-size: clamp(3.2rem, 7vw, 6.6rem); letter-spacing: -.065em; }
h2 { margin-bottom: 24px; font-size: clamp(2.25rem, 4.5vw, 4.25rem); letter-spacing: -.05em; }
h3 { margin-bottom: 10px; font-size: 1.25rem; letter-spacing: -.02em; }
p { margin-bottom: 0; }

.shell { width: min(var(--shell), calc(100% - 48px)); margin-inline: auto; }
.visually-hidden { 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: fixed; top: -70px; left: 20px; z-index: 100; padding: 12px 16px; color: var(--white); background: var(--blue-600); text-decoration: none; border-radius: 0 0 6px 6px; }
.skip-link:focus { top: 0; }
:focus-visible { outline: 3px solid var(--cyan-400); outline-offset: 4px; }

.site-header { position: absolute; top: 0; right: 0; left: 0; z-index: 20; color: var(--white); border-bottom: 1px solid rgba(255, 255, 255, .13); }
.site-header.is-scrolled { position: fixed; color: var(--white); background: rgba(7, 22, 34, .94); backdrop-filter: blur(12px); }
.header-inner { min-height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand img { width: 153px; height: auto; }
.site-navigation { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 34px); }
.site-navigation > a:not(.button) { font-size: .91rem; font-weight: 650; text-decoration: none; }
.site-navigation > a:not(.button):hover { color: var(--cyan-400); }
.nav-toggle { display: none; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 12px 19px; border: 1px solid transparent; border-radius: 5px; font-weight: 750; text-decoration: none; transition: transform .2s ease, background-color .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-small { min-height: 42px; padding: 9px 15px; font-size: .88rem; }
.button-primary { color: var(--white); background: var(--blue-600); box-shadow: 0 12px 30px rgba(8, 127, 173, .28); }
.button-primary:hover { background: #096e94; }
.button-outline, .button-ghost { color: var(--white); border-color: rgba(255, 255, 255, .6); }
.button-outline:hover, .button-ghost:hover { border-color: var(--white); background: rgba(255, 255, 255, .08); }
.button-dark { color: var(--white); background: var(--navy-900); white-space: nowrap; }
.eyebrow { margin-bottom: 22px; color: var(--cyan-400); font: 800 .75rem/1.2 "Segoe UI", Arial, sans-serif; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow-dark { color: var(--blue-600); }

.hero { min-height: 875px; padding-top: 150px; color: var(--white); text-align: center; overflow: hidden; background: radial-gradient(circle at 50% 30%, rgba(57, 198, 212, .18), transparent 39%), linear-gradient(180deg, var(--navy-900), var(--navy-950)); }
.hero-copy { position: relative; z-index: 2; }
.hero h1 span { color: var(--cyan-400); }
.hero-intro { max-width: 760px; margin-inline: auto; color: #bed0da; font-size: clamp(1.08rem, 1.6vw, 1.28rem); line-height: 1.68; }
.hero-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-facts { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px 24px; padding: 0; margin: 28px 0 0; color: #8fb2be; font: 700 .72rem/1.2 monospace; letter-spacing: .08em; list-style: none; text-transform: uppercase; }
.hero-facts li + li::before { margin-right: 24px; color: var(--cyan-400); content: "/"; }
.product-stage { position: relative; z-index: 3; width: min(1060px, calc(100% - 48px)); margin: 62px auto -170px; text-align: left; }
.product-stage figcaption { margin: 0 0 12px 2px; color: #8fb2be; font: 700 .7rem/1 monospace; letter-spacing: .16em; text-transform: uppercase; }
.product-frame { padding: 17px 17px 0; background: linear-gradient(145deg, #d9f5f7, #fff); border-radius: 20px 20px 0 0; box-shadow: var(--shadow); }
.product-frame img { width: 100%; aspect-ratio: 16 / 8.75; object-fit: cover; object-position: center; border-radius: 9px 9px 0 0; }

.system-overview { padding: 225px 0 90px; background: #f7fbfc; }
.overview-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.overview-item { padding: 38px 34px; background: var(--white); }
.overview-item svg { width: 34px; height: 34px; margin-bottom: 28px; fill: none; stroke: var(--blue-600); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.overview-item h3 { color: var(--blue-600); }
.overview-item p { color: var(--muted); line-height: 1.62; }

.process-section { padding: 95px 0; background: #f7fbfc; }
.process-layout { display: grid; grid-template-columns: .82fr 1.18fr; gap: clamp(60px, 10vw, 140px); }
.section-heading > p:last-child { max-width: 520px; color: var(--muted); font-size: 1.12rem; line-height: 1.7; }
.process-list { padding: 0; margin: 0; list-style: none; border-top: 1px solid var(--line); }
.process-list li { display: grid; grid-template-columns: 75px 1fr; gap: 20px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.process-number { color: var(--blue-600); font-weight: 850; }
.process-list p { color: var(--muted); line-height: 1.6; }

.capabilities { padding: 100px 0; color: var(--white); background: var(--navy-800); }
.capabilities-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(55px, 9vw, 130px); }
.capability-list { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid rgba(255, 255, 255, .18); border-left: 1px solid rgba(255, 255, 255, .18); }
.capability-list article { min-height: 210px; padding: 30px; border-right: 1px solid rgba(255, 255, 255, .18); border-bottom: 1px solid rgba(255, 255, 255, .18); }
.capability-list h3 { color: var(--cyan-400); }
.capability-list p { color: #b9cad4; line-height: 1.6; }

.compatibility { padding: 95px 0; background: var(--white); }
.compatibility-layout { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(60px, 10vw, 140px); align-items: center; }
.compatibility-copy > p:not(.eyebrow) { color: var(--muted); font-size: 1.08rem; line-height: 1.7; }
.text-link { display: inline-flex; gap: 10px; margin-top: 28px; color: var(--blue-600); font-weight: 800; text-underline-offset: 5px; }
.brand-list { display: grid; grid-template-columns: repeat(2, 1fr); padding: 0; margin: 0; list-style: none; border: 1px solid var(--line); }
.brand-list li { min-height: 135px; display: flex; align-items: center; justify-content: center; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.brand-list li:nth-child(even) { border-right: 0; }
.brand-list li:last-child { grid-column: 1 / -1; border-right: 0; border-bottom: 0; }
.brand-list img { width: 135px; max-height: 48px; object-fit: contain; filter: grayscale(1); opacity: .73; }

.legal-band { padding: 68px 0; color: var(--white); background: #15364e; }
.legal-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(50px, 9vw, 120px); align-items: start; }
.legal-band h2 { margin: 0; font-size: clamp(1.8rem, 3vw, 2.8rem); }
.legal-label { margin-bottom: 10px; color: var(--cyan-400); font-size: .75rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.legal-layout > div:last-child { color: #c1d1da; line-height: 1.65; }
.legal-layout a { display: inline-block; margin-top: 18px; color: var(--white); font-weight: 750; text-underline-offset: 5px; }

.contact-band { padding: 80px 0; color: var(--navy-950); background: var(--cyan-400); }
.contact-layout { display: flex; justify-content: space-between; align-items: center; gap: 40px; }
.contact-layout h2 { max-width: 760px; margin: 0; }

.site-footer { padding: 55px 0 25px; color: #afc2cc; background: var(--navy-950); }
.footer-main { display: grid; grid-template-columns: 190px 1fr auto; align-items: center; gap: 50px; padding-bottom: 42px; }
.footer-main img { width: 150px; height: auto; }
.footer-main nav { display: flex; gap: 24px; }
.footer-main a, .footer-bottom a { text-underline-offset: 4px; }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 22px; font-size: .82rem; border-top: 1px solid rgba(255, 255, 255, .12); }

@media (max-width: 900px) {
    .nav-toggle { position: relative; z-index: 31; display: flex; align-items: center; gap: 10px; padding: 10px 0; color: var(--white); background: transparent; border: 0; cursor: pointer; }
    .nav-toggle-label { font-size: .85rem; font-weight: 750; }
    .nav-toggle-icon, .nav-toggle-icon::before, .nav-toggle-icon::after { display: block; width: 22px; height: 2px; background: currentColor; transition: transform .2s ease, opacity .2s ease; }
    .nav-toggle-icon { position: relative; }
    .nav-toggle-icon::before, .nav-toggle-icon::after { position: absolute; left: 0; content: ""; }
    .nav-toggle-icon::before { top: -7px; }
    .nav-toggle-icon::after { top: 7px; }
    .nav-open .nav-toggle-icon { background: transparent; }
    .nav-open .nav-toggle-icon::before { top: 0; transform: rotate(45deg); }
    .nav-open .nav-toggle-icon::after { top: 0; transform: rotate(-45deg); }
    .site-navigation { position: fixed; inset: 0; z-index: 30; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 24px; padding: 90px 32px 45px; color: var(--white); background: var(--navy-950); visibility: hidden; opacity: 0; transform: translateY(-12px); transition: opacity .2s ease, transform .2s ease, visibility .2s; }
    .site-navigation.is-open { visibility: visible; opacity: 1; transform: none; }
    .site-navigation > a:not(.button) { font-size: clamp(1.65rem, 7vw, 2.4rem); }
    .process-layout, .capabilities-layout, .compatibility-layout { grid-template-columns: 1fr; }
    .footer-main { grid-template-columns: 1fr; gap: 24px; }
}

@media (max-width: 680px) {
    .shell { width: min(var(--shell), calc(100% - 32px)); }
    h1 { font-size: clamp(3.05rem, 15vw, 4.8rem); }
    h2 { font-size: clamp(2.15rem, 11vw, 3.4rem); }
    .hero { min-height: 735px; padding-top: 125px; }
    .hero-intro { font-size: 1.03rem; }
    .hero-actions { align-items: stretch; flex-direction: column; }
    .hero-facts { gap: 9px 14px; margin-top: 24px; font-size: .66rem; }
    .hero-facts li + li::before { margin-right: 14px; }
    .product-stage { width: calc(100% - 24px); margin-top: 42px; margin-bottom: -72px; }
    .product-stage figcaption { margin-left: 10px; }
    .product-frame { padding: 9px 9px 0; border-radius: 11px 11px 0 0; }
    .system-overview { padding-top: 125px; }
    .overview-grid, .capability-list { grid-template-columns: 1fr; }
    .overview-item { padding: 30px 26px; }
    .process-section, .capabilities, .compatibility { padding: 68px 0; }
    .process-layout, .capabilities-layout, .compatibility-layout { gap: 50px; }
    .capability-list article { min-height: auto; }
    .legal-layout { grid-template-columns: 1fr; gap: 28px; }
    .contact-layout, .footer-bottom { align-items: flex-start; flex-direction: column; }
    .contact-layout .button { width: 100%; white-space: normal; text-align: center; }
    .brand-list { grid-template-columns: 1fr; }
    .brand-list li, .brand-list li:nth-child(even), .brand-list li:last-child { grid-column: auto; border-right: 0; border-bottom: 1px solid var(--line); }
    .brand-list li:last-child { border-bottom: 0; }
    .footer-main nav { flex-direction: column; gap: 12px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

/* Pagine informative */
.inner-page { background: #f7fbfc; }
.inner-header { position: absolute; background: transparent; }
.inner-hero { padding: 190px 0 105px; color: var(--white); background: radial-gradient(circle at 78% 30%, rgba(57, 198, 212, .16), transparent 34%), var(--navy-900); }
.inner-hero-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(50px, 9vw, 130px); align-items: end; }
.inner-hero h1 { margin-bottom: 0; font-size: clamp(3rem, 6.5vw, 6rem); }
.inner-hero h1 span { color: var(--cyan-400); }
.inner-hero-layout > p { max-width: 520px; color: #bed0da; font-size: 1.2rem; line-height: 1.7; }
.site-navigation [aria-current="page"] { color: var(--cyan-400); }
.brand-catalogue { padding: 110px 0; background: #f7fbfc; }
.catalogue-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: end; margin-bottom: 58px; }
.catalogue-heading h2 { margin-bottom: 0; }
.catalogue-heading > p { color: var(--muted); font-size: 1.08rem; line-height: 1.7; }
.brand-cards { display: grid; grid-template-columns: repeat(3, 1fr); padding: 0; margin: 0; list-style: none; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.brand-cards li { min-height: 310px; display: flex; flex-direction: column; justify-content: space-between; padding: 30px; background: var(--white); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.brand-cards li > span { color: var(--blue-600); font: 800 .72rem/1 monospace; }
.brand-cards img { width: 160px; max-height: 62px; margin: 45px auto; object-fit: contain; filter: grayscale(1); opacity: .76; }
.brand-cards p { color: var(--muted); line-height: 1.6; }
.integration-band { padding: 95px 0; color: var(--white); background: var(--navy-800); }
.integration-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; align-items: center; }
.integration-layout h2 { margin-bottom: 0; }
.integration-flow { display: grid; grid-template-columns: 1fr auto 1.2fr auto 1fr; align-items: center; gap: 14px; text-align: center; }
.integration-flow span, .integration-flow strong { padding: 18px 12px; border: 1px solid rgba(255, 255, 255, .22); }
.integration-flow strong { color: var(--navy-950); background: var(--cyan-400); border-color: var(--cyan-400); }
.integration-flow i { color: var(--cyan-400); font-style: normal; }
.download-section { padding: 100px 0; background: var(--white); }
.download-card { display: flex; align-items: center; justify-content: space-between; gap: 50px; padding: 55px; background: var(--ice-100); border: 1px solid var(--line); }
.download-card h2 { margin-bottom: 12px; }
.download-card p:last-child { color: var(--muted); font-size: 1.05rem; }
.privacy-hero { padding-bottom: 90px; }
.policy-layout { display: grid; grid-template-columns: 240px minmax(0, 760px); gap: clamp(55px, 9vw, 130px); align-items: start; padding-top: 95px; padding-bottom: 120px; }
.policy-index { position: sticky; top: 115px; padding: 25px 0; border-top: 2px solid var(--blue-600); border-bottom: 1px solid var(--line); }
.policy-index > p { margin-bottom: 18px; color: var(--blue-600); font-size: .75rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.policy-index nav { display: flex; flex-direction: column; gap: 11px; }
.policy-index a { color: var(--muted); font-size: .9rem; text-decoration: none; }
.policy-index a:hover { color: var(--blue-600); }
.policy-content section { padding: 0 0 62px; margin-bottom: 62px; border-bottom: 1px solid var(--line); scroll-margin-top: 110px; }
.policy-content section:last-child { margin-bottom: 0; border-bottom: 0; }
.policy-content h2 { margin-bottom: 28px; font-size: clamp(2rem, 4vw, 3.25rem); }
.policy-content h3 { margin: 34px 0 14px; font-size: 1.3rem; }
.policy-content p, .policy-content li { color: #4e606c; font-size: 1.02rem; line-height: 1.85; }
.policy-content p + p { margin-top: 18px; }
.policy-content a { color: var(--blue-600); font-weight: 700; text-underline-offset: 4px; }
.policy-content ul { padding-left: 22px; }
.policy-content li + li { margin-top: 10px; }
.policy-number { margin-bottom: 16px !important; color: var(--blue-600) !important; font: 800 .72rem/1 monospace !important; letter-spacing: .1em; text-transform: uppercase; }
.policy-contact { padding: 28px; margin-top: 32px; background: var(--ice-100); border-left: 4px solid var(--cyan-400); }
.policy-contact p { margin-top: 8px !important; margin-bottom: 0; }

@media (max-width: 900px) {
    .inner-hero-layout, .catalogue-heading, .integration-layout, .policy-layout { grid-template-columns: 1fr; }
    .brand-cards { grid-template-columns: 1fr; }
    .policy-index { position: static; }
}

@media (max-width: 680px) {
    .inner-hero { padding: 145px 0 75px; }
    .inner-hero-layout { gap: 30px; }
    .inner-hero-layout > p { font-size: 1.05rem; }
    .brand-catalogue, .download-section { padding: 75px 0; }
    .catalogue-heading { gap: 22px; }
    .integration-flow { grid-template-columns: 1fr; }
    .integration-flow i { transform: rotate(90deg); }
    .download-card { align-items: stretch; flex-direction: column; padding: 30px 24px; }
    .policy-layout { gap: 50px; padding-top: 65px; padding-bottom: 80px; }
    .policy-content section { padding-bottom: 45px; margin-bottom: 45px; }
}