:root{--orange:#ff5a00;--orange2:#ff7a1a;--ink:#18212b;--muted:#65717c;--line:#e5e8eb;--soft:#f5f7f8;--white:#fff;--green:#23a05a;--shadow:0 14px 35px rgba(24,33,43,.09)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;line-height:1.55}a{color:inherit;text-decoration:none}.container{width:min(1180px,92%);margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.header-inner{min-height:88px;display:flex;align-items:center;gap:24px}.brand img{width:228px;display:block}.main-nav{display:flex;gap:20px;margin-left:auto;font-size:14px;font-weight:650}.main-nav a:hover{color:var(--orange)}.header-actions{display:flex;align-items:center;gap:7px;font-size:13px}.lang-btn{border:0;background:none;cursor:pointer;font-weight:800;color:var(--muted);padding:4px}.lang-btn.active{color:var(--orange)}.menu-toggle{display:none;border:0;background:none;font-size:25px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 20px;border-radius:5px;font-weight:800;text-transform:uppercase;font-size:13px;letter-spacing:.02em;transition:.2s}.btn-small{padding:11px 15px}.btn-primary{background:var(--orange);color:white;box-shadow:0 8px 20px rgba(255,90,0,.22)}.btn-primary:hover{background:#e94f00;transform:translateY(-1px)}.btn-outline{border:1px solid #aab1b8;background:#fff}.btn-whatsapp{background:#22a867;color:#fff}.section-pad{padding:72px 0}.soft-bg{background:var(--soft)}.hero{padding-top:56px;background:linear-gradient(180deg,#fff,#f7f8f9)}.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:42px;align-items:center}.hero-copy h1,.page-hero h1{font-size:clamp(40px,5vw,68px);line-height:1.03;margin:10px 0 18px;letter-spacing:-.035em}.hero-copy p{font-size:19px;color:var(--muted);max-width:690px}.eyebrow{font-size:13px;letter-spacing:.14em;font-weight:900;color:var(--orange)}.coverage{font-weight:800;color:var(--ink)!important}.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.hero-media img{width:100%;border-radius:14px;box-shadow:var(--shadow);display:block}.section-heading{max-width:760px;margin-bottom:36px}.section-heading.center{text-align:center;margin-left:auto;margin-right:auto}.section-heading h2,.split h2,.cta-band h2{font-size:clamp(30px,3vw,46px);line-height:1.1;margin:8px 0 10px}.cards{display:grid;gap:16px}.cards.six{grid-template-columns:repeat(3,1fr)}.cards.three{grid-template-columns:repeat(3,1fr)}.service-card,.detail-card,.contact-card,.login-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:25px;box-shadow:0 8px 25px rgba(24,33,43,.04)}.service-card .icon{font-size:34px;color:var(--orange)}.service-card h3,.detail-card h2{margin:12px 0 8px}.service-card p,.detail-card p{color:var(--muted)}.steps{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.steps div{padding:28px 18px;text-align:center;border-right:1px solid var(--line)}.steps div:last-child{border-right:0}.steps span{display:block;width:42px;height:42px;border:2px solid var(--orange);color:var(--orange);border-radius:50%;line-height:38px;margin:0 auto 12px;font-weight:900}.steps strong{font-size:14px}.split{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}.split p{font-size:18px;color:var(--muted)}.text-link{color:var(--orange);font-weight:800}.sector-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}.sector-list div{padding:22px;border-radius:8px;background:#fff;border-left:4px solid var(--orange);box-shadow:var(--shadow);font-weight:800}.cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.cert-grid a{padding:30px;text-align:center;border:1px solid var(--line);border-radius:10px;background:#fff;box-shadow:var(--shadow)}.cert-grid strong{display:block;font-size:22px;color:var(--orange);margin-bottom:7px}.cert-grid span{color:var(--muted)}.cta-band{background:#17212a;color:#fff}.cta-band-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.page-hero{padding:82px 0 48px;background:linear-gradient(135deg,#f5f7f8,#fff);border-bottom:1px solid var(--line)}.page-hero p{font-size:20px;color:var(--muted)}.prose{max-width:880px}.prose h2{margin-top:42px}.prose p{font-size:18px;color:#4d5963}.portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.portfolio-grid article{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}.placeholder{height:220px;display:grid;place-items:end start;padding:18px;color:#fff;font-weight:900;background:linear-gradient(135deg,#17212a,#3f4b56);position:relative}.placeholder:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent,rgba(255,90,0,.5));mix-blend-mode:screen}.portfolio-grid h2,.portfolio-grid p{padding:0 18px}.portfolio-grid p{padding-bottom:20px;color:var(--muted)}.download-list{display:grid;gap:14px}.download-list a{display:flex;justify-content:space-between;align-items:center;padding:20px 22px;border:1px solid var(--line);border-radius:8px}.download-list a:hover{border-color:var(--orange)}.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.quote-wrap{max-width:920px}.quote-form{display:grid;grid-template-columns:1fr 1fr;gap:18px}.quote-form label{font-weight:800;font-size:14px}.quote-form input,.quote-form select,.quote-form textarea{width:100%;margin-top:7px;padding:13px 14px;border:1px solid #ccd2d7;border-radius:6px;font:inherit;background:#fff}.quote-form .full{grid-column:1/-1}.hp{position:absolute!important;left:-9999px!important}.notice{padding:16px 18px;border-radius:7px;margin-bottom:20px}.notice.ok{background:#e9f8ef;color:#23683e}.notice.error{background:#fff0ed;color:#a43824}.site-footer{background:#101820;color:#e7ebef;padding:46px 0 22px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:32px}.footer-brand img{max-width:250px}.site-footer a{color:#fff}.footer-bottom{border-top:1px solid #34404a;margin-top:30px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:13px;color:#aeb7bf}.whatsapp-float{position:fixed;right:22px;bottom:22px;width:56px;height:56px;border-radius:50%;background:#22a867;color:white;display:grid;place-items:center;font-weight:900;box-shadow:0 12px 30px rgba(0,0,0,.25);z-index:40}@media(max-width:1050px){.main-nav{display:none;position:absolute;top:88px;left:0;right:0;background:white;padding:20px 4%;flex-direction:column;border-bottom:1px solid var(--line)}.main-nav.open{display:flex}.menu-toggle{display:block;margin-left:auto}.header-actions .btn{display:none}.hero-grid,.split{grid-template-columns:1fr}.cards.six,.cards.three{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:1fr 1fr}.steps div{border-bottom:1px solid var(--line)}.portfolio-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.brand img{width:192px}}@media(max-width:700px){.section-pad{padding:52px 0}.hero-copy h1,.page-hero h1{font-size:40px}.cards.six,.cards.three,.cert-grid,.portfolio-grid,.contact-grid,.quote-form,.sector-list{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.steps div{border-right:0}.cta-band-inner{display:block}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin:8px 0}.brand img{width:174px}.header-inner{min-height:76px}.main-nav{top:76px}.header-actions span{display:none}.lang-btn{padding:3px}}

/* Corporate B - proposta di completamento 1.1 */
.skip-link{position:fixed;left:16px;top:-100px;background:#17212a;color:white;padding:12px 18px;z-index:10000}.skip-link:focus{top:12px}
:focus-visible{outline:3px solid #df4e00;outline-offset:4px}button{font-family:inherit;cursor:pointer}.btn{border:0}.btn-outline{border:1px solid #aab1b8}.header-inner{gap:20px}.main-nav{gap:16px}.hero-grid{grid-template-columns:1.04fr 1fr;gap:56px}.hero-copy h1{font-size:clamp(40px,4.25vw,59px);line-height:1.07}.hero-media{position:relative}.hero-media img{height:540px;object-fit:cover;object-position:center 58%;border-radius:12px}.media-caption{display:block;margin-top:8px;color:#65717c;font-size:12px;text-align:right}.service-number{color:#de4b00;font-size:13px;letter-spacing:.1em;font-weight:800}.detail-card h2{font-size:23px;line-height:1.25}.detail-card p{margin-bottom:0}.page-hero h1{max-width:1040px}.page-hero p{max-width:810px}.portfolio-note{margin-top:28px;color:#65717c;font-size:14px}.login-card{max-width:810px}.login-card p{font-size:18px;color:#65717c;max-width:670px;margin-bottom:24px}.footer-brand img{background:white;padding:10px;border-radius:4px;width:230px}.contact-card a{overflow-wrap:anywhere}.admin-bar .site-header{top:32px}.quote-form textarea{resize:vertical;min-height:160px}.quote-form input:focus,.quote-form textarea:focus,.quote-form select:focus{border-color:#e34f00}.prose{padding-bottom:10px}.prose h2:first-child{margin-top:0}.download-list a{gap:24px}.download-list span{white-space:nowrap}
@media(max-width:1050px){.hero-grid{grid-template-columns:1fr;gap:32px}.hero-copy{max-width:790px}.hero-media img{height:500px;object-position:center 56%}.main-nav a{padding:7px 0}.hero-copy h1{max-width:760px}.header-inner{gap:16px}.cards.three{grid-template-columns:repeat(2,1fr)}}
@media(max-width:782px){.admin-bar .site-header{top:46px}}
@media(max-width:700px){.hero-copy h1,.page-hero h1{font-size:38px;line-height:1.1}.hero-copy p{font-size:17px}.hero-media img{height:420px}.hero-grid{gap:26px}.cards.three{grid-template-columns:1fr}.page-hero{padding-top:48px;padding-bottom:36px}.header-inner{gap:10px}.header-actions{gap:4px}.brand img{width:186px}.container{width:90%}.quote-form .btn{margin-bottom:8px}.footer-brand img{max-width:230px}.whatsapp-float{width:48px;height:48px;right:16px;bottom:16px}.download-list a{padding:18px 14px}.download-list strong{font-size:15px}.download-list span{font-size:13px}.steps div{padding:20px}.cta-row .btn{padding:13px 16px}.service-card,.detail-card,.contact-card{padding:22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* Service photography */
.media-card{padding:0;overflow:hidden}
.service-image{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;background:#e9edf0}
.media-card .service-image-technician{aspect-ratio:3/2;height:auto;max-height:250px;object-position:center 44%}
.media-card .card-copy{padding:24px}
.media-card h3{margin:0 0 8px;font-size:22px;line-height:1.25}
.media-card .service-number{display:block;margin-bottom:8px}
.media-card h2{margin:0 0 12px}
.media-card p{margin:0;color:var(--muted)}
.company-visual{margin:0 0 40px;border-radius:12px;overflow:hidden}
.company-visual .service-image{aspect-ratio:16/7}
@media(max-width:700px){.service-card.media-card,.detail-card.media-card{padding:0}.media-card .card-copy{padding:22px}.company-visual .service-image{aspect-ratio:3/2}}

/* Cookie policy: readable content, responsive inventory and keyboard focus. */
.cookie-policy{max-width:960px}.cookie-policy p{font-size:17px}.cookie-policy a:not(.btn){text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}.cookie-summary{background:var(--soft);border-left:4px solid var(--orange);padding:24px 28px;border-radius:6px;margin:24px 0 36px}.cookie-summary h2{margin-top:0}.cookie-summary p:last-child{margin-bottom:0}.policy-date{font-size:14px!important;color:var(--muted)}.policy-table-wrap{overflow-x:auto;margin:24px 0;border:1px solid var(--line);border-radius:8px}.policy-table{width:100%;border-collapse:collapse;font-size:15px}.policy-table caption{padding:16px;text-align:left;font-weight:700;background:var(--soft)}.policy-table th,.policy-table td{text-align:left;vertical-align:top;padding:16px;border-top:1px solid var(--line);line-height:1.6}.policy-table th{background:var(--soft)}.cookie-policy code{overflow-wrap:anywhere;font-size:.9em}.language-reset{padding:18px 0}.language-reset[hidden]{display:none}.language-reset [role=status]:empty{display:none}.language-reset [role=status]{font-size:15px}.cookie-policy-link{text-decoration:underline;text-underline-offset:3px;white-space:nowrap}.cookie-policy h2{font-size:25px;line-height:1.25}.cookie-policy p,.cookie-policy td{overflow-wrap:break-word}@media(max-width:700px){.cookie-summary{padding:20px}.policy-table{min-width:560px}.cookie-policy h2{font-size:23px}.cookie-policy-link{display:inline-block;margin:10px 0}.language-reset .btn{max-width:100%;white-space:normal;text-align:center}}

.ng-cookie-content[hidden]{display:none!important}

/* Locally hosted brand marks: fixed, non-interactive and responsive. */
.brands-section{border-bottom:1px solid var(--line);background:#fff}.brands-section .section-heading{max-width:820px}.brands-section .section-heading p{color:var(--muted);font-size:18px}.brands-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}.brand-card{margin:0;padding:24px 14px 20px;border:1px solid var(--line);border-radius:10px;background:#fff;text-align:center}.brand-logo{height:66px;display:flex;align-items:center;justify-content:center;margin-bottom:18px}.brand-logo img{display:block;width:100%;height:auto;max-width:152px;max-height:62px;object-fit:contain}.brand-logo-knx img{max-width:106px}.brand-logo-unv img{max-width:91px}.brand-card figcaption strong{display:block;font-size:15px}.brand-card figcaption span{display:block;color:var(--muted);font-size:12px;line-height:1.4;margin-top:5px}.brands-section+.process{padding-top:60px}@media(max-width:1050px){.brands-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.brand-card{padding:24px 16px}}@media(max-width:600px){.brands-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.brand-card{padding:20px 12px}.brand-logo{height:56px;margin-bottom:14px}.brand-logo img{max-height:52px}.brand-logo-knx img{max-width:96px}.brand-logo-unv img{max-width:80px}.brand-card figcaption strong{font-size:14px}.brands-section .section-heading p{font-size:17px}}

/* Header logo enlarged by 20%; dropdown follows the actual header height. */
.brand{flex-shrink:0}@media(max-width:1050px){.main-nav{top:100%}}@media(max-width:380px){.header-inner{gap:6px}}

/* Official social profiles: plain links, no embeds or third-party scripts. */
.footer-social{display:flex;align-items:center;flex-wrap:wrap;gap:24px;margin-top:30px;padding-top:24px;border-top:1px solid #34404a}.social-links{display:flex;flex-wrap:wrap;gap:10px}.social-links a{display:inline-flex;align-items:center;gap:8px;border:1px solid #526171;border-radius:6px;padding:9px 15px;font-size:14px;font-weight:700}.social-links a:hover{border-color:var(--orange);background:rgba(255,90,0,.1)}@media(max-width:700px){.footer-social{gap:14px}.social-links{gap:8px}}

/* Current page: persistent orange marker on desktop and in the mobile menu. */
.main-nav a[aria-current="page"]{color:#cc4700;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:7px}
.header-actions .btn[aria-current="page"]{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px}

/* Three-language selector and space for German navigation labels. */
.header-actions{flex-shrink:0}.lang-btn{min-width:28px}.main-nav a{white-space:nowrap}
html[lang="de"] .hero-copy,html[lang="de"] .detail-card,html[lang="de"] .service-card{overflow-wrap:break-word;hyphens:auto}
@media(min-width:1051px) and (max-width:1450px){html[lang="de"] .header-inner{flex-wrap:wrap;justify-content:space-between;gap:8px 20px;padding:12px 0}html[lang="de"] .main-nav{order:3;flex-basis:100%;justify-content:space-between;margin-left:0;padding-top:6px;gap:12px}html[lang="de"] .header-actions{margin-left:auto}}
@media(max-width:380px){.brand img{width:160px}.header-actions{gap:1px}.lang-btn{min-width:24px;padding:3px 2px}}