:root{
  --ink:#082742;
  --ink-2:#173c59;
  --muted:#587086;
  --water:#0b6c99;
  --aqua:#1fa5da;
  --ice:#edf3f7;
  --ice-2:#dce8f0;
  --paper:#ffffff;
  --sand:#e2a344;
  --ok:#1c6b55;
  --warn:#8a5b12;
  --max:1180px;
  --radius:18px;
  --shadow:0 18px 50px rgba(8,39,66,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ice);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.58;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
button,input{font:inherit}
.wrap{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
.skip{position:absolute;left:-999px;top:auto}
.skip:focus{left:16px;top:16px;background:#fff;padding:10px 14px;border-radius:8px;z-index:999}
.topbar{background:var(--ink);color:#dceaf4;font-size:12px;letter-spacing:.06em;text-transform:uppercase;text-align:center;padding:9px 16px}
.topbar strong{color:#ffd18a}
.site-nav{position:sticky;top:0;z-index:80;background:rgba(237,243,247,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(8,39,66,.09)}
.nav-in{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;letter-spacing:-.02em}
.brand svg{width:29px;height:29px}
.brand span{font-size:19px}
.brand em{font-style:normal;font-weight:500}
.nav-links{display:flex;gap:26px;align-items:center;font-size:14px;color:var(--ink-2)}
.nav-links a{text-decoration:none}
.nav-links a:hover{text-decoration:underline;text-underline-offset:4px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;border:1px solid transparent;border-radius:12px;padding:12px 17px;font-weight:750;font-size:14px;cursor:pointer;transition:.18s ease}
.btn-primary{background:var(--water);color:white;box-shadow:0 8px 22px rgba(11,108,153,.22)}
.btn-primary:hover{background:#08587f;transform:translateY(-1px)}
.btn-ghost{border-color:rgba(8,39,66,.24);background:rgba(255,255,255,.48)}
.btn-ghost:hover{background:#fff;border-color:rgba(8,39,66,.45)}
.btn-small{padding:9px 12px;border-radius:10px;font-size:13px}
.wa-icon{width:17px;height:17px;fill:currentColor}
.hero{padding:72px 0 56px;overflow:hidden;position:relative}
.hero:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(31,165,218,.18),rgba(31,165,218,0) 68%);right:-130px;top:-170px;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:62px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:10px;color:var(--water);font-size:12px;letter-spacing:.11em;text-transform:uppercase;font-weight:800}
.kicker:before{content:"";width:28px;height:2px;background:var(--aqua);border-radius:4px}
h1,h2,h3{font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;letter-spacing:-.038em;line-height:1.03;margin:0}
h1{font-size:clamp(42px,5.7vw,72px);margin-top:18px;max-width:12ch}
h1 .accent{color:var(--water)}
.hero .lead{font-size:19px;color:var(--ink-2);max-width:620px;margin:24px 0 0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.pill{background:rgba(255,255,255,.65);border:1px solid rgba(8,39,66,.12);padding:7px 10px;border-radius:999px;font-size:12px;color:var(--ink-2);font-weight:700}
.calc-card{background:var(--paper);border:1px solid rgba(8,39,66,.12);border-radius:24px;box-shadow:var(--shadow);overflow:hidden;position:relative}
.calc-head{padding:21px 24px;background:linear-gradient(135deg,var(--ink),#0d426a);color:#fff;display:flex;justify-content:space-between;gap:14px;align-items:center}
.calc-head strong{font-size:17px;letter-spacing:-.02em}
.calc-head span{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#b9d7ea}
.calc-body{padding:26px 24px 24px}
.field{margin-bottom:23px}
.field-top{display:flex;justify-content:space-between;gap:14px;align-items:baseline;margin-bottom:9px}
.field label{font-weight:700;font-size:14px;color:var(--ink-2)}
.field .value{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--water);font-weight:800}
input[type=range]{width:100%;accent-color:var(--water)}
.scale{display:flex;justify-content:space-between;color:#7b8d9b;font-size:11px;margin-top:3px}
.calc-results{border-top:1px solid var(--ice-2);padding-top:22px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.metric{background:#f7fafc;border:1px solid var(--ice-2);border-radius:14px;padding:14px}
.metric small{display:block;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.07em;font-weight:800}
.metric strong{display:block;font-size:26px;letter-spacing:-.04em;margin-top:3px}
.calc-note{margin:13px 0 0;font-size:12px;color:var(--muted)}
.calc-card .btn{width:100%;margin-top:18px}
section{padding:80px 0}
.section-title{max-width:760px;margin-bottom:40px}
.section-title h2{font-size:clamp(32px,4vw,48px)}
.section-title p{margin:14px 0 0;color:var(--ink-2);font-size:17px}
.dark{background:var(--ink);color:#eff7fb}
.dark .section-title p{color:#afc7d9}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.step{border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:24px;background:rgba(255,255,255,.03)}
.step .num{color:#ffd18a;font-size:11px;letter-spacing:.1em;text-transform:uppercase;font-weight:800}
.step h3{font-size:20px;margin-top:12px}
.step p{color:#abc2d3;font-size:14px;margin:9px 0 0}
.note-box{border-left:3px solid var(--sand);background:#fff9ee;padding:16px 18px;border-radius:0 12px 12px 0;color:#55411e;font-size:14px}
.products{background:#dfeaf2}
.product-feature{display:grid;grid-template-columns:.88fr 1.12fr;gap:36px;background:#fff;border:1px solid rgba(8,39,66,.12);border-radius:24px;padding:30px;box-shadow:0 10px 30px rgba(8,39,66,.06);margin-bottom:20px}
.product-photo{min-height:330px;border-radius:18px;background:linear-gradient(145deg,#f6fafc,#e4eef4);display:flex;align-items:center;justify-content:center;padding:24px;overflow:hidden}
.product-photo img{max-height:300px;width:auto;mix-blend-mode:multiply}
.product-copy{align-self:center}
.product-copy .eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--water);font-weight:900}
.product-copy h3{font-size:34px;margin-top:8px}
.product-copy .desc{color:var(--ink-2);font-size:16px;margin:13px 0 19px}
.spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0}
.spec{border:1px solid var(--ice-2);background:#f8fbfd;border-radius:12px;padding:12px}
.spec small{display:block;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-size:10px;font-weight:800}
.spec strong{display:block;margin-top:4px;font-size:15px}
.price-line{display:flex;justify-content:space-between;gap:16px;align-items:end;margin-top:22px;padding-top:18px;border-top:1px solid var(--ice-2);flex-wrap:wrap}
.price small{display:block;text-transform:uppercase;color:var(--muted);font-size:10px;letter-spacing:.07em;font-weight:800}
.price strong{font-size:26px;letter-spacing:-.04em}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.product-card{background:#fff;border:1px solid rgba(8,39,66,.12);border-radius:20px;padding:23px;display:flex;flex-direction:column;min-height:100%}
.product-icon{width:48px;height:48px;border-radius:14px;background:#eaf5fb;display:grid;place-items:center;color:var(--water);margin-bottom:18px}
.product-icon svg{width:28px;height:28px;stroke:currentColor;fill:none;stroke-width:1.8}
.card-photo{height:132px;border-radius:14px;background:#f3f7fa;display:flex;align-items:center;justify-content:center;padding:14px;margin-bottom:18px;overflow:hidden}.card-photo img{max-height:105px;width:auto;mix-blend-mode:multiply}
.product-card .eyebrow{font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:var(--water);font-weight:900}
.product-card h3{font-size:24px;margin:7px 0 10px}
.product-card p{font-size:14px;color:var(--ink-2);margin:0}
.product-card ul{padding:0;margin:16px 0 20px;list-style:none}
.product-card li{position:relative;padding:8px 0 8px 18px;font-size:13.5px;color:var(--ink-2);border-top:1px solid #e7eef3}
.product-card li:first-child{border-top:0}
.product-card li:before{content:"";position:absolute;left:1px;top:15px;width:6px;height:6px;border-radius:50%;background:var(--aqua)}
.product-card .price-line{margin-top:auto}
.fit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.fit{background:#fff;border:1px solid var(--ice-2);border-radius:16px;padding:20px}
.fit .icon{font-size:23px}
.fit h3{font-size:18px;margin-top:12px}
.fit p{font-size:13.5px;color:var(--ink-2);margin:8px 0 0}
.table-wrap{overflow-x:auto;border:1px solid rgba(8,39,66,.13);border-radius:18px;background:white}
table{border-collapse:collapse;width:100%;min-width:760px}
th,td{text-align:left;padding:16px 18px;border-bottom:1px solid #e4edf3;vertical-align:top;font-size:14px}
th{background:var(--ink);color:white;font-size:11px;text-transform:uppercase;letter-spacing:.07em}
tr:last-child td{border-bottom:0}
td:first-child{font-weight:800;color:var(--ink)}
.highlight td{background:#edf7fb}
.table-note{font-size:12.5px;color:var(--muted);margin-top:12px}
.pricelist{background:#fff;border:1px solid rgba(8,39,66,.14);border-radius:20px;overflow:hidden}
.pricelist-head{background:var(--ink);color:white;padding:18px 22px;display:flex;justify-content:space-between;gap:15px;align-items:center;flex-wrap:wrap}
.pricelist-head strong{font-size:16px}
.pricelist-head span{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#ffd18a}
.price-row{display:grid;grid-template-columns:1fr auto;gap:20px;padding:18px 22px;border-bottom:1px solid #e4edf3;align-items:center}
.price-row:last-child{border-bottom:0}
.price-row h3{font-size:16px;letter-spacing:-.01em}
.price-row p{margin:4px 0 0;color:var(--muted);font-size:13px}
.price-row strong{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:18px;white-space:nowrap}
.price-row.example{background:#f3f8fb}
.transparency{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.trans-card{background:#fff;border:1px solid var(--ice-2);border-radius:18px;padding:23px}
.trans-card .tag{font-size:10px;letter-spacing:.09em;text-transform:uppercase;color:#946318;font-weight:900}
.trans-card h3{font-size:20px;margin-top:10px}
.trans-card p{font-size:14px;color:var(--ink-2);margin:9px 0 0}
.source-strip{background:#f7fafc;border:1px solid #dfe8ef;border-radius:16px;padding:16px 18px;font-size:13px;color:var(--ink-2)}
.source-strip a{color:var(--water);font-weight:700}
.faq{max-width:850px}
details{border-bottom:1px solid rgba(8,39,66,.15)}
summary{cursor:pointer;list-style:none;padding:20px 38px 20px 0;font-weight:800;position:relative}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:4px;top:15px;font-size:25px;color:var(--water);font-weight:400}
details[open] summary:after{content:"–"}
details p{margin:0;padding:0 36px 20px 0;color:var(--ink-2);font-size:15px}
.final-cta{background:linear-gradient(135deg,var(--ink),#0d436c);color:white;text-align:center;padding:84px 0}
.final-cta h2{font-size:clamp(34px,4.4vw,52px);max-width:760px;margin-inline:auto}
.final-cta p{max-width:650px;margin:18px auto 28px;color:#c3d8e7;font-size:17px}
.final-cta .btn-primary{background:white;color:var(--ink);box-shadow:none}
.final-cta .btn-primary:hover{background:#eef8fc}
.regulatory{padding:20px;border:1px solid rgba(8,39,66,.14);background:#fff;border-radius:16px;font-size:13px;color:var(--ink-2)}
.regulatory strong{color:var(--ink)}
footer{background:#051b2f;color:#8fa9bd;padding:46px 0 34px;font-size:13px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
footer strong{color:#eef6fb;display:block;margin-bottom:8px}
footer a{color:#9cc9e5}
.footer-links{display:flex;flex-direction:column;gap:6px}
.legal-line{border-top:1px solid #123752;margin-top:28px;padding-top:20px;font-size:11px;color:#718da2;line-height:1.65}
.mobile-wa{display:none;position:fixed;left:16px;right:16px;bottom:14px;z-index:70}
.cookie-backdrop{position:fixed;inset:0;background:rgba(3,20,34,.42);display:none;z-index:200}
.cookie-panel{position:fixed;z-index:210;left:50%;bottom:18px;transform:translateX(-50%);width:min(720px,calc(100% - 28px));background:#fff;border:1px solid rgba(8,39,66,.15);border-radius:18px;box-shadow:0 24px 80px rgba(3,20,34,.28);padding:20px;display:none}
.cookie-panel h2{font-size:21px;letter-spacing:-.02em}
.cookie-panel p{font-size:13.5px;color:var(--ink-2);margin:8px 0 14px}
.cookie-actions{display:flex;gap:8px;flex-wrap:wrap}
.cookie-close{position:absolute;right:12px;top:10px;border:0;background:transparent;font-size:24px;cursor:pointer;color:var(--muted)}
.cookie-pref{display:none;margin:12px 0 4px;padding:13px;border-radius:12px;background:#f4f8fb;font-size:13px}
.cookie-pref label{display:flex;align-items:center;gap:9px;font-weight:700}
.cookie-link{margin-top:10px;font-size:12px}
.cookie-link a{color:var(--water);font-weight:700}
.page-hero{padding:64px 0 36px}
.page-hero h1{font-size:clamp(38px,5vw,60px);max-width:16ch}
.page-hero p{max-width:760px;color:var(--ink-2);font-size:17px}
.content-page{padding:30px 0 80px}
.prose{background:white;border:1px solid rgba(8,39,66,.12);border-radius:20px;padding:clamp(22px,4vw,42px);box-shadow:0 12px 35px rgba(8,39,66,.05)}
.prose h2{font-size:26px;margin-top:30px}.prose h2:first-child{margin-top:0}
.prose h3{font-size:19px;margin-top:24px}.prose p,.prose li{color:var(--ink-2);font-size:15px}.prose a{color:var(--water);font-weight:700}.prose ul{padding-left:20px}.prose .legal-note{background:#f4f8fb;border-left:3px solid var(--aqua);padding:14px 16px;border-radius:0 10px 10px 0}
.status{display:inline-block;padding:5px 9px;border-radius:999px;background:#e8f5ef;color:var(--ok);font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.06em}
@media(max-width:980px){
  .nav-links{display:none}.hero-grid,.product-feature{grid-template-columns:1fr}.hero-grid{gap:34px}.process{grid-template-columns:repeat(2,1fr)}.product-grid{grid-template-columns:1fr}.fit-grid{grid-template-columns:repeat(2,1fr)}.transparency{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:24px}.product-photo{min-height:260px}
}
@media(max-width:640px){
  .wrap{width:min(var(--max),calc(100% - 28px))}.site-nav .btn-primary{display:none}.hero{padding:50px 0 42px}h1{font-size:44px}.hero .lead{font-size:17px}.calc-results{grid-template-columns:1fr}.process,.fit-grid{grid-template-columns:1fr}section{padding:58px 0}.price-row{grid-template-columns:1fr;gap:7px}.product-feature{padding:18px}.product-copy h3{font-size:29px}.spec-grid{grid-template-columns:1fr}.mobile-wa{display:flex}.final-cta{padding-bottom:108px}.cookie-panel{bottom:10px}.cookie-actions .btn{flex:1}.page-hero{padding-top:48px}
}
:focus-visible{outline:3px solid rgba(31,165,218,.55);outline-offset:3px}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* ─── installazioni / immagini illustrative ─── */
.install-showcase{background:#f7fafc;border-top:1px solid rgba(8,39,66,.06);border-bottom:1px solid rgba(8,39,66,.06)}
.install-title{max-width:820px}
.install-title .eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.11em;color:var(--water);font-weight:900;margin-bottom:12px}
.install-grid{display:grid;grid-template-columns:1.15fr .85fr;grid-template-rows:auto auto;gap:18px}
.install-shot{margin:0;background:#fff;border:1px solid rgba(8,39,66,.11);border-radius:22px;overflow:hidden;box-shadow:0 12px 34px rgba(8,39,66,.07)}
.install-shot-wide{grid-row:span 2}
.install-media{position:relative;overflow:hidden;background:#e8eff4;aspect-ratio:4/3}
.install-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.install-shot:hover .install-media img{transform:scale(1.018)}
.demo-label{position:absolute;left:14px;bottom:14px;background:rgba(8,39,66,.84);backdrop-filter:blur(8px);color:#fff;border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:7px 10px;font-size:10px;letter-spacing:.07em;text-transform:uppercase;font-weight:800}
.install-shot figcaption{display:flex;flex-direction:column;gap:4px;padding:17px 18px 19px}
.install-shot figcaption strong{font-size:16px;letter-spacing:-.01em}
.install-shot figcaption span{font-size:13px;color:var(--muted);line-height:1.45}
.install-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}
.install-proof>div{display:grid;grid-template-columns:auto 1fr;column-gap:11px;row-gap:2px;align-items:start;background:#fff;border:1px solid var(--ice-2);border-radius:15px;padding:15px 16px}
.install-proof small{grid-row:1/3;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--water);font-weight:900;font-size:11px;padding-top:2px}
.install-proof strong{font-size:14px}
.install-proof span{font-size:12.5px;color:var(--muted);line-height:1.4}
.demo-disclosure{max-width:920px;margin:13px 0 0;color:#718493;font-size:11.5px;line-height:1.55}
@media(max-width:940px){.install-grid{grid-template-columns:1fr 1fr;grid-template-rows:auto}.install-shot-wide{grid-column:1/-1;grid-row:auto}.install-proof{grid-template-columns:1fr}}
@media(max-width:620px){.install-grid{grid-template-columns:1fr}.install-shot-wide{grid-column:auto}.install-media{aspect-ratio:4/3}.demo-label{font-size:9px;left:10px;bottom:10px}.install-shot figcaption{padding:14px 15px 16px}}