/* ATL Abrasivi: identita originale, impaginazione responsive */
@font-face{font-family:Lato;src:url('../fonts/lato-300.woff2') format('woff2');font-weight:300;font-display:swap}
@font-face{font-family:Lato;src:url('../fonts/lato-400.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:Lato;src:url('../fonts/lato-700.woff2') format('woff2');font-weight:700;font-display:swap}
@font-face{font-family:Lato;src:url('../fonts/lato-900.woff2') format('woff2');font-weight:900;font-display:swap}
:root{--blue:#4286f5;--blue-dark:#29539b;--blue-mid:#3273d1;--paper:#fff;--paper-2:#f2f6fc;--paper-3:#e3edfc;--ink:#303d50;--graphite:#53647a;--graphite-2:#53647a;--line:#d7e2f2;--line-2:#acbfdc;--accent:#29539b;--accent-2:#235eb9;--max:1200px;--gut:clamp(20px,3.4vw,48px);--gap:28px;--f:Lato,Arial,sans-serif;--m:Lato,Arial,sans-serif}
*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:120px;scrollbar-color:#4286f5 #edf4ff}body{margin:0;font-family:var(--f);color:var(--ink);background:white;line-height:1.6;font-size:17px;overflow-wrap:break-word;-webkit-font-smoothing:antialiased}body,button,input,select,textarea{font-family:var(--f)}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button,input,textarea,select{font-size:inherit;color:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.6}img,svg{max-width:100%;height:auto;display:block}figure,dl{margin:0}picture{display:block}::selection{background:var(--blue-dark);color:white}:focus-visible{outline:3px solid var(--blue-dark);outline-offset:4px}input,textarea{caret-color:var(--blue-dark)}p{margin:0 0 1.15em}p:last-child{margin-bottom:0}h1,h2,h3,h4{margin:0;line-height:1.13;font-weight:700;color:var(--blue-dark);text-wrap:balance;letter-spacing:-.015em}h1{font-size:clamp(32px,3.8vw,54px);font-weight:900}h2{font-size:clamp(27px,2.7vw,39px)}h3{font-size:clamp(22px,1.8vw,27px)}h4{font-size:21px}.lead{font-size:clamp(18px,1.4vw,21px);line-height:1.65;max-width:65ch}.graphite,.small{color:var(--graphite)}.small{font-size:15px}.mono,.num{font-family:var(--f);font-variant-numeric:tabular-nums}.mono{font-size:14px;font-weight:700}.wrap{width:min(calc(100% - var(--gut)*2),var(--max));margin-inline:auto;position:relative}.sec{padding-block:clamp(48px,6vw,86px)}.sec-sm{padding-block:clamp(32px,4vw,56px)}.bg-2{background:var(--paper-2)}.bg-3{background:var(--paper-3)}.bg-ink{background:var(--blue-dark);color:white}.bg-ink h2,.bg-ink h3,.bg-ink .lead,.bg-ink .graphite{color:white}.g12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:var(--gap)}.g12>*{min-width:0}.c1{grid-column:span 1}.c3{grid-column:span 3}.c4{grid-column:span 4}.c5{grid-column:span 5}.c6{grid-column:span 6}.c7{grid-column:span 7}.c8{grid-column:span 8}.c9{grid-column:span 9}.c12{grid-column:span 12}.mt-0{margin-top:0}.mt-2{margin-top:8px}.mt-4{margin-top:18px}.mt-6{margin-top:28px}.mt-8{margin-top:40px}.mt-10{margin-top:56px}.mb-0{margin-bottom:0}.hide,[hidden]{display:none!important}.rule{border:0;border-top:1px solid var(--line)}.eyebrow{font-size:15px;color:var(--blue-dark);font-weight:700;margin-bottom:14px}.skip{position:fixed;top:8px;left:8px;background:var(--blue-dark);color:white;z-index:200;padding:12px;transform:translateY(-150%)}.skip:focus{transform:none}
/* header originale: utility blu, logo originale, menu bianco */
.site-head{position:sticky;top:0;z-index:50;background:white;box-shadow:0 3px 18px rgb(21 58 114 / .08)}.utility{background:var(--blue-dark);color:white;font-size:14px}.utility .wrap{display:flex;justify-content:space-between;align-items:center;min-height:38px;gap:20px}.utility-left{display:flex;gap:20px;align-items:center}.utility-right{display:flex;gap:18px;align-items:center}.utility a{min-height:38px;display:inline-flex;align-items:center}.utility a:hover{text-decoration:underline}.head-lang{display:flex;gap:8px}.head-lang a{padding:0 5px}.head-lang [aria-current]{font-weight:900;box-shadow:inset 0 -3px #8dbaff}.header-search{display:flex;align-items:center;gap:8px}.header-search svg{width:18px}.head-row{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:110px}.brand{display:inline-flex;flex:none;line-height:1}.brand-logo{width:258px;height:auto}.nav{display:flex;align-items:center;gap:3px;align-self:stretch}.nav>a{display:flex;align-items:center;padding:0 12px;border-bottom:4px solid transparent;font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:.015em;color:#43516a;position:relative}.nav>a:hover,.nav>a[aria-current]{border-color:var(--blue);color:var(--blue-dark);background:#f5f9ff}.head-tools{display:flex;align-items:center;gap:12px}.burger{width:46px;height:46px;display:none;align-items:center;justify-content:center;background:white;border:1px solid var(--line-2);border-radius:8px}.burger span,.burger span:before,.burger span:after{width:20px;height:2px;background:var(--blue-dark);display:block;position:relative}.burger span:before,.burger span:after{content:'';position:absolute;left:0}.burger span:before{top:-6px}.burger span:after{top:6px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;background:var(--blue-dark);color:white;border:1px solid var(--blue-dark);padding:12px 20px;min-height:48px;font-size:16px;line-height:1.35;font-weight:700;border-radius:7px;text-align:center;transition:background .2s,transform .2s}.btn svg{width:19px;flex:none}.btn:hover{background:#204783;transform:translateY(-2px)}.btn-sm{font-size:14px;padding:11px 16px}.btn-ghost{background:transparent;color:var(--blue-dark)}.btn-ghost:hover{background:var(--paper-3)}.btn-white{background:white;border-color:white;color:var(--blue-dark)}.btn-white:hover{background:#eaf3ff;border-color:#eaf3ff}.arrow-link{display:inline-flex;gap:10px;align-items:center;min-height:44px;color:var(--blue-dark);font-weight:700;font-size:16px;border-bottom:1px solid var(--line-2);line-height:1.4}.arrow-link svg{width:21px;flex:none;transition:transform .2s}.arrow-link:hover{color:#235eb9;border-color:var(--blue)}.arrow-link:hover svg{transform:translateX(3px)}.link{color:var(--blue-dark);text-decoration:underline;text-underline-offset:3px}.plain-white{text-decoration:underline;color:white;font-weight:700;min-height:44px;display:inline-flex;align-items:center}.cta-actions{display:flex;align-items:center;flex-wrap:wrap;gap:16px;margin-top:24px}
/* geometrie ATL a 45 gradi, sempre decorative */
.diamonds{position:absolute;inset:0;pointer-events:none;z-index:0;display:block}.diamonds i,.outside-diamond{position:absolute;display:block;aspect-ratio:1;background:var(--blue);border-radius:14px;transform:rotate(45deg);pointer-events:none}.diamonds i:nth-child(1){width:36%;left:-15%;top:32%;background:#4286f5}.diamonds i:nth-child(2){width:29%;left:10%;top:58%;background:#3273d1}.diamonds i:nth-child(3){width:32%;left:38%;bottom:-12%;background:#4286f5}.diamonds i:nth-child(4){width:26%;right:-15%;top:28%;background:#3273d1}.outside-diamond{width:50px;top:-21px;right:50px;border-radius:9px;z-index:1;background:#4286f5;box-shadow:0 7px 18px rgb(41 83 155 / .1)}
/* hero fotografica: testo DOM, immagine e cambio manuale accessibile */
.atl-hero{position:relative;background:#edf4fe}.hero-slide{position:relative;min-height:clamp(360px,32vw,475px);isolation:isolate}.hero-slide>picture{position:absolute;inset:0;z-index:-1}.hero-slide>picture img{height:100%;width:100%;object-fit:cover;object-position:center}.hero-inner{display:flex;align-items:center;min-height:inherit;padding-block:44px}.hero-panel{width:min(640px,60%);background:rgb(255 255 255 / .96);border-radius:10px;padding:32px 38px;position:relative;box-shadow:0 10px 38px rgb(15 48 98 / .08)}.hero-panel>.diamonds{overflow:hidden;border-radius:inherit;opacity:.1}.hero-panel>.diamonds i:nth-child(1){left:auto;right:-20%;top:-55%;width:55%}.hero-panel>.diamonds i:nth-child(n+2){display:none}.hero-panel h1,.hero-panel h2{position:relative;color:var(--blue-dark);font-size:clamp(31px,3.3vw,48px);text-transform:uppercase;max-width:18ch;line-height:1.04;font-weight:900}.hero-panel p{position:relative;font-size:18px;line-height:1.5;max-width:48ch;margin:16px 0 22px}.hero-panel .btn{position:relative}.hero-controls{display:flex;gap:10px;padding-bottom:0;position:absolute;left:0;right:0;bottom:10px;justify-content:flex-start}.slide-control{width:44px;height:32px;background:transparent;border:0;display:flex;align-items:center;justify-content:center}.slide-control span{height:5px;width:30px;border-radius:4px;background:white;box-shadow:0 1px 4px #29539b66}.slide-control[aria-pressed=true] span{background:var(--blue-dark)}
/* sei famiglie: numero e pittogrammi originali */
.product-section h2{font-size:23px;text-transform:uppercase;color:var(--blue-dark);padding:24px 0 18px}.product-band{background:var(--blue)}.family-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:0}.family{display:flex;flex-direction:column;align-items:center;text-align:center;min-width:0;padding:20px 10px 26px;gap:8px;color:white;position:relative;transition:background .2s}.family:hover,.family:focus-visible{background:var(--blue-dark)}.family-number{font-size:40px;font-weight:700;line-height:1}.family img{height:64px;width:86px;object-fit:contain}.family>span:last-child{font-size:14px;line-height:1.35;font-weight:700;background:var(--blue-dark);border-radius:5px;padding:8px 9px;min-height:54px;display:flex;align-items:center;justify-content:center;width:100%}
/* quatre cases historiques */
.home-overview{background:#f2f4f7;padding:60px 0 80px}.intro-brand{display:grid;grid-template-columns:1fr 1fr;gap:60px;margin-bottom:60px;align-items:start}.intro-brand h2{font-weight:700;font-size:clamp(28px,3vw,41px);max-width:22ch}.intro-brand p{font-size:18px;max-width:60ch}.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px}.atlas-card{position:relative;min-height:420px;aspect-ratio:1.12;display:block;border-radius:10px;background:var(--blue-dark);color:white;isolation:isolate;box-shadow:0 12px 30px rgb(33 73 137 / .08)}.card-clipping{position:absolute;inset:0;border-radius:inherit;overflow:hidden;display:block;background:var(--blue-dark)}.photo-diamond{position:absolute;display:block;width:83%;aspect-ratio:1;top:-23%;left:-9%;border-radius:16px;overflow:hidden;transform:rotate(45deg);background:#d5e2f6}.photo-diamond picture{display:block;width:100%;height:100%}.photo-diamond img{position:absolute;width:145%;height:145%;max-width:none;left:-22.5%;top:-22.5%;object-fit:cover;transform:rotate(-45deg)}.atlas-card h3,.atlas-card h2{color:white}.card-link{position:absolute;right:25px;bottom:26px;display:flex;align-items:center;justify-content:flex-end;gap:16px;text-align:right;text-transform:uppercase;color:white;font-size:clamp(23px,2.1vw,29px);line-height:1.02;font-weight:700;z-index:3;max-width:85%}.card-link svg{width:30px;height:38px;flex:none;transition:transform .25s}.atlas-card:hover .card-link svg{transform:translateX(5px)}.card-factory .diamonds i:nth-child(1){top:58%;left:-8%;width:26%;background:#3273d1}.card-factory .diamonds i:nth-child(2){top:65%;left:60%;width:45%;background:#3273d1}.card-factory .diamonds i:nth-child(n+3){display:none}.quality-title{position:absolute;right:28px;top:26px;text-align:right;text-transform:uppercase;font-size:clamp(34px,3.4vw,51px);line-height:1;font-weight:900;color:white;z-index:2}.card-quality .diamonds{opacity:.95}.card-quality .diamonds i:nth-child(2){top:49%;left:14%}.card-quality .diamonds i:nth-child(3){bottom:3%;left:43%}.card-quality .outside-diamond{background:#3273d1;width:70px;right:auto;left:36px;top:auto;bottom:-25px;z-index:-1}.card-applications .photo-diamond{top:0;left:0;width:100%;height:100%;transform:none;border-radius:0}.card-applications .photo-diamond img{width:100%;height:100%;left:0;top:0;transform:none;object-fit:cover}.card-applications .diamonds{display:none}.card-news .diamonds i:nth-child(1){width:85%;left:-35%;top:12%;background:#3273d1}.card-news .diamonds i:nth-child(2){width:35%;left:auto;right:-16%;top:40%;background:#3273d1}.card-news .diamonds i:nth-child(3){top:-25%;bottom:auto;left:53%;width:34%}.card-news .diamonds i:nth-child(4){display:none}.card-news-body{position:relative;padding:27px 30px 94px;z-index:2;max-width:90%}.card-news-body h2{font-size:44px;text-transform:uppercase;color:white;margin-bottom:20px}.card-news-body time{font-size:15px;display:block;margin-bottom:12px}.card-news-body h3{font-size:clamp(24px,2.3vw,31px);text-transform:uppercase;color:white;max-width:20ch;margin-bottom:18px}.card-news-body p{font-size:16px;line-height:1.5;max-width:36ch}.card-news-body a:hover{text-decoration:underline;text-underline-offset:4px}.card-news-body time,.card-news-body p{background:var(--blue-dark);padding:4px 8px;margin-left:-8px;border-radius:4px;width:fit-content}.consult-panel{background:var(--blue-dark);color:white;display:grid;grid-template-columns:1.2fr .8fr;gap:50px;border-radius:14px;isolation:isolate;padding:48px;overflow:visible}.consult-panel>div:not(.diamonds){position:relative;z-index:2}.consult-panel>.diamonds{overflow:hidden;border-radius:inherit;opacity:.22}.consult-panel>.diamonds i:nth-child(3){left:65%;bottom:-50%;width:40%}.consult-panel h2{color:white;font-size:clamp(30px,3vw,42px);max-width:20ch}.consult-panel p{max-width:56ch;margin-top:20px}.consult-panel>img{width:100%;height:300px;object-fit:cover;object-position:center 35%;position:relative;z-index:1;border-radius:8px}.catalog-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}.catalog-card{border:1px solid var(--line);border-radius:10px;padding:26px;display:flex;gap:24px;align-items:flex-start;transition:box-shadow .2s,border-color .2s}.catalog-card:hover{border-color:var(--blue);box-shadow:0 8px 22px #29539b14}.catalog-icon{flex:none;width:92px;min-height:98px;background:var(--blue);border-radius:9px;display:flex;align-items:center;justify-content:center;padding:10px}.catalog-icon img{max-height:75px;object-fit:contain}.catalog-card h2{font-size:24px;margin-bottom:12px}.catalog-card p{font-size:16px;line-height:1.5;color:var(--graphite)}.catalog-more{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:700;color:var(--blue-dark)}.catalog-more svg{width:18px}
/* pagine interne: pannello azzurro + titolo bianco */
.prod-hero{background:linear-gradient(105deg,#29539b 0%,#2f6cc7 62%,#3273d1 100%);color:white;position:relative;padding:24px 0 48px;isolation:isolate}.prod-hero:before,.prod-hero:after{content:'';position:absolute;display:block;width:180px;aspect-ratio:1;border-radius:18px;background:#4286f5;transform:rotate(45deg);pointer-events:none;z-index:-1;opacity:.25}.prod-hero:before{right:12%;top:-60px}.prod-hero:after{right:4%;bottom:-35px;width:110px;opacity:.4}.prod-hero>.wrap{z-index:1}.prod-hero h1,.prod-hero h2{color:#fff}.prod-hero a{color:#fff}.crumb{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:14px;line-height:1.5;margin-bottom:28px;max-width:100%}.crumb a{color:white;min-height:28px;display:inline-flex;align-items:center;text-decoration:underline;text-underline-offset:3px}.crumb span{color:white}.prod-head{display:grid;grid-template-columns:1.1fr 1fr;gap:55px;align-items:center}.prod-head>*{min-width:0}.prod-head h1{color:white;max-width:23ch}.prod-head p{max-width:64ch}.prod-head>div:last-child p{font-size:17px;line-height:1.65}.prod-kicker{font-size:15px;text-transform:uppercase;letter-spacing:.045em;font-weight:700;margin-bottom:14px}.tech-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1px;border-radius:9px;overflow:hidden;border:1px solid #ffffff60;background:#ffffff60;color:var(--ink)}.tech-grid>div{padding:17px 20px;background:white;min-width:0}.tech-grid .k{font-size:13px;text-transform:uppercase;color:var(--blue-dark);font-weight:700;margin-bottom:4px}.tech-grid .v{font-size:16px}.sec-head{display:flex;justify-content:space-between;gap:40px;align-items:end;margin-bottom:30px}.sec-head>div{min-width:0}.sec-head h2{max-width:28ch}.sec-head .lead{max-width:50ch;font-size:18px}.media{position:relative;overflow:hidden;border-radius:10px;background:#e3edfc}.media picture{height:100%}.media img{width:100%;height:100%;object-fit:cover}.ratio-4x3{aspect-ratio:4/3}.ratio-1x1{aspect-ratio:1}.ratio-3x2{aspect-ratio:3/2}.figure-note{font-size:14px;line-height:1.4;color:var(--graphite);margin-top:12px}.fact-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:16px;margin-top:30px}.fact{border:1px solid var(--line);border-radius:9px;padding:22px;background:white;color:var(--ink)}.fact .k{font-size:14px;color:var(--blue-dark);font-weight:700}.fact .v{font-size:26px;line-height:1.3;font-weight:700;margin-top:9px}.fact small{font-size:15px}.phase{border:1px solid var(--line);border-radius:10px;margin-bottom:30px;padding:24px}.phase-head{display:flex;gap:20px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-bottom:10px}.phase-head .meta{display:flex;gap:18px;align-items:center;flex-wrap:wrap;font-size:14px;color:var(--blue-dark)}.phase-desc{color:var(--graphite);font-size:16px;margin-bottom:16px}.meter{display:flex;align-items:center;gap:10px;font-size:14px;min-width:150px}.meter-ticks{display:flex;gap:3px}.meter-ticks i{width:7px;height:18px;background:#dae5f4;display:block;border-radius:1px}.meter-ticks i.on{background:var(--blue-dark)}.meter .val{min-width:40px;color:var(--blue-dark);font-weight:700}.tbl-wrap{width:100%;max-width:100%;overflow:auto;overscroll-behavior-x:contain;border-radius:7px;scrollbar-color:#4286f5 #edf4ff}.tbl-wrap:focus-visible{outline-offset:-3px}.tbl-scroll{display:none}.data,table.disco{width:100%;border-collapse:collapse;min-width:540px;font-size:15px;text-align:left}.data caption{caption-side:top;text-align:left;font-size:15px;color:var(--blue-dark);font-weight:700;padding:12px 0}.data th{background:var(--blue-dark);color:white;padding:14px 16px;font-size:14px;line-height:1.4;vertical-align:top}.data td{padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:top}.data tbody tr:nth-child(even){background:#f3f7fd}.data td:first-child{font-weight:700;color:var(--blue-dark)}.data tbody tr:hover{background:#eaf2fe}.tbl-note{font-size:14px;color:var(--graphite);margin-top:16px}.disc-group{margin-bottom:40px}.disc-item{display:grid;grid-template-columns:1fr 1fr;gap:32px;border-bottom:1px solid var(--line);padding:26px 0}.disc-item h4{margin-bottom:10px}.disc-item p{font-size:16px;color:var(--graphite)}.spec-list>div{display:grid;grid-template-columns:150px minmax(0,1fr);gap:16px;padding:8px 0;border-bottom:1px solid var(--line)}.spec-list dt{font-size:14px;color:var(--blue-dark);font-weight:700}.spec-list dd{margin:0;font-size:15px}.subnav{display:flex;gap:10px;flex-wrap:wrap}.subnav a{padding:10px 14px;border:1px solid var(--line-2);border-radius:7px;font-weight:700;color:var(--blue-dark)}.subnav [aria-current],.subnav a:hover{background:var(--blue-dark);color:white}
/* testo e navigazione tra pagine */
.steps{counter-reset:step}.step{display:grid;grid-template-columns:44px 1fr 1.5fr;gap:24px;padding:24px 0;border-bottom:1px solid var(--line)}.step:before{counter-increment:step;content:counter(step,decimal-leading-zero);font-size:26px;color:var(--blue-dark);font-weight:700}.step p{color:var(--graphite);font-size:16px}.timeline{display:grid;gap:48px;margin-top:40px}.timeline-item{display:grid;grid-template-columns:230px 1fr;gap:42px;align-items:center;max-width:1000px;margin:auto}.timeline-item img{border-radius:50%;border:6px solid #d6e6ff}.timeline-year{font-size:36px;font-weight:700;line-height:1;color:var(--blue);margin-bottom:12px}.timeline-item h3{margin-bottom:12px}.sectors-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}.sector{padding:26px;border:1px solid var(--line);border-radius:10px;background:white;min-width:0}.sector h3{margin-bottom:14px}.sector p{font-size:17px;line-height:1.6}.sector .prods{font-size:14px;color:var(--blue-dark);margin-top:12px}.sector .mono{color:var(--blue-dark);margin-bottom:10px}.list-line>a{display:grid;grid-template-columns:60px minmax(0,1fr) 44px;gap:20px;padding:24px 0;border-bottom:1px solid var(--line);align-items:start}.list-line .idx{color:var(--blue-dark);font-size:16px;font-weight:700}.list-line .side{display:none}.list-line h3{font-size:24px}.list-line .desc{font-size:16px;color:var(--graphite);margin-top:8px}.go{width:40px;height:40px;border-radius:8px;background:var(--paper-3);color:var(--blue-dark);display:flex;align-items:center;justify-content:center}.go svg{width:20px}.cta{background:var(--paper-2);border-radius:12px;padding:38px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.cta h2{max-width:24ch}.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:110px 1fr 100px;gap:24px;align-items:baseline;padding:25px 0;border-bottom:1px solid var(--line)}.news-item h3{font-size:25px;margin-bottom:10px}.news-item p{color:var(--graphite);font-size:16px}.news-item time{font-size:15px;color:var(--blue-dark)}.news-item .kick{font-size:14px;color:var(--blue-dark);text-align:right}.news-item:hover h3{text-decoration:underline;text-underline-offset:4px}.article-body{max-width:70ch}.article-body p{font-size:18px;line-height:1.8}.article-meta{display:flex;flex-wrap:wrap;gap:16px;align-items:center;font-size:14px;color:var(--blue-dark);margin-bottom:25px}.tagchip{background:var(--paper-3);padding:4px 10px;border-radius:5px;font-size:13px}.contact-block{border-top:2px solid var(--blue);padding-top:18px}.contact-block .k{color:var(--blue-dark);font-size:14px;font-weight:700;text-transform:uppercase;margin-bottom:10px}.contact-block .v{font-size:20px;line-height:1.6}.contact-block a:not(.arrow-link){text-decoration:underline;text-underline-offset:4px}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px}.form-two{display:grid;grid-template-columns:1fr 1fr;gap:20px}.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;min-width:0}.field label{font-size:15px;font-weight:700;color:var(--blue-dark)}.req{color:var(--blue-dark)}.field input,.field textarea,.field select{background:#f5f8fd;border:1px solid #a8bddc;border-radius:6px;padding:11px 13px;min-height:48px;width:100%;min-width:0}.field input:focus,.field textarea:focus,.field select:focus{outline:3px solid #4286f540;border-color:var(--blue-dark)}.field textarea{min-height:130px;resize:vertical}.form-note{font-size:15px;color:#53647a;line-height:1.6}.form-note a{color:var(--blue-dark)}.search-box{display:flex;align-items:center;gap:16px;border:2px solid var(--blue-dark);border-radius:8px;padding:10px 16px}.search-box input{width:100%;border:0;min-height:44px;font-size:24px;background:white;min-width:0;outline:none}.search-box input::placeholder{color:#60728a}.search-results{margin-top:30px}.sr-hit{display:block;border-bottom:1px solid var(--line);padding:20px 0}.sr-hit .t{font-size:22px;color:var(--blue-dark);font-weight:700}.sr-hit .u{font-size:14px;color:var(--graphite);max-width:70ch;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.sr-hit:hover .t{text-decoration:underline}.two-col{columns:2;column-gap:40px}
/* footer ATL */
.site-foot{margin-top:30px;background:var(--blue-dark);color:white;position:relative;padding:54px 0 25px;isolation:isolate;border-top:7px solid var(--blue)}.site-foot a,.site-foot h4{color:white}.site-foot a:hover{text-decoration:underline;text-underline-offset:3px}.foot-top{display:grid;grid-template-columns:1.2fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:35px}.foot-brand .brand{background:white;padding:12px;border-radius:7px;margin-bottom:20px}.foot-brand .brand-logo{width:205px}.foot-brand p{font-size:15px;line-height:1.7;max-width:36ch}.foot-col h4{font-size:19px;margin-bottom:18px}.foot-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px;font-size:15px}.foot-social{display:flex;gap:10px;margin-top:22px}.foot-social a{display:flex;align-items:center;justify-content:center;border:1px solid #a9c8fa;width:44px;height:44px;border-radius:7px}.foot-social svg{width:18px}.foot-bottom{border-top:1px solid #ffffff44;padding-top:24px;display:flex;gap:22px;justify-content:space-between;flex-wrap:wrap;font-size:13px}.foot-legal{display:flex;gap:18px;flex-wrap:wrap}.mobile-nav{position:fixed;inset:0;z-index:100;background:white;display:flex;flex-direction:column;padding:18px 24px max(24px,env(safe-area-inset-bottom));overflow:auto;overscroll-behavior:contain}.mobile-nav[aria-hidden=true]{display:none}.mn-head{display:flex;justify-content:space-between;gap:20px;align-items:center}.mn-head .brand-logo{width:215px}.mn-close{height:44px;width:44px;flex:none;border:1px solid var(--line-2);background:white;color:var(--blue-dark);display:flex;align-items:center;justify-content:center;border-radius:8px}.mn-list{display:flex;flex-direction:column;margin:25px 0}.mn-list a{display:flex;align-items:center;justify-content:space-between;gap:15px;min-height:56px;padding:12px 0;font-size:23px;color:var(--blue-dark);border-bottom:1px solid var(--line)}.mn-list small{font-size:14px}.mn-list [aria-current]{color:var(--blue-dark);font-weight:900}.mn-foot{margin-top:auto;padding-top:20px}.mn-lang{display:flex;gap:10px;margin-top:16px}.mn-lang a{display:inline-flex;min-width:44px;min-height:44px;align-items:center;justify-content:center;border-radius:6px;color:var(--blue-dark)}.mn-lang [aria-current]{background:var(--paper-3);font-weight:900}.compact-nav .nav,.compact-nav .head-tools>.btn{display:none}.compact-nav .burger{display:flex}.rv,.rv-img{opacity:1;transform:none}.no-js .burger,.no-js .hero-controls{display:none}.no-js .head-row{flex-wrap:wrap}.no-js .nav{display:flex;flex-wrap:wrap;align-self:auto;padding-bottom:18px}.no-js .nav>a{min-height:44px}.no-js .head-tools>.btn{display:flex}
/* catalogo originale esteso preservato */
.legacy-catalog details,.disc-details{border:1px solid var(--line);border-radius:8px;padding:18px;margin:15px 0}.legacy-catalog summary,.disc-details summary{color:var(--blue-dark);font-size:19px;font-weight:700;cursor:pointer;min-height:44px}.legacy-catalog table{border-collapse:collapse;width:100%;min-width:500px}.legacy-catalog th,.legacy-catalog td{padding:10px;border:1px solid var(--line)}.legacy-catalog th{background:var(--blue-dark);color:white}.legacy-catalog img{max-height:250px;object-fit:contain}
@media(min-width:761px){.g12>.c1:empty{display:block}}
@media(max-width:1100px){.brand-logo{width:230px}.nav>a{padding:0 9px;font-size:13px}.head-row{gap:16px}.head-tools>.btn{display:none}.foot-top{grid-template-columns:1fr 1fr}.atlas-card{min-height:380px}.feature-grid{gap:38px}.quality-title{font-size:41px}.card-news-body p{font-size:15px}}
@media(max-width:959px){.nav{display:none}.burger{display:flex}.head-row{min-height:92px}.utility-left{gap:14px}.utility .utility-left span{display:none}.prod-head{gap:30px}.hero-panel{width:65%;padding:28px}.family>span:last-child{font-size:13px}.quality-title{font-size:35px}.atlas-card{min-height:350px}.card-news-body{padding:24px 24px 80px;max-width:100%}.card-news-body h3{font-size:24px}.card-news-body h2{font-size:34px;margin-bottom:14px}.card-news-body p{font-size:15px}.card-link{font-size:24px;right:20px;bottom:22px}.consult-panel{padding:34px;gap:30px}.catalog-card{gap:18px;padding:22px}.catalog-icon{width:75px}.catalog-card h2{font-size:22px}.intro-brand{gap:36px}}
@media(max-width:760px){body{font-size:16px}.g12{grid-template-columns:1fr;gap:28px}.c1,.c3,.c4,.c5,.c6,.c7,.c8,.c9,.c12{grid-column:auto}.g12>.c1:empty{display:none}.utility-left{display:none}.utility-right{width:100%;justify-content:space-between;gap:8px}.utility .head-lang{gap:3px}.utility .head-lang a{padding:0 5px;min-height:36px}.header-search{font-size:14px}.head-row{min-height:86px}.brand-logo{width:217px}.atl-hero{overflow:clip}.hero-slide{min-height:480px;padding-top:0}.hero-slide>picture{bottom:auto;height:230px;position:relative}.hero-slide>picture img{height:230px;object-fit:cover;object-position:center}.hero-inner{min-height:0;padding:0}.hero-panel{width:100%;margin-top:-32px;padding:25px;border:1px solid #e4edfc;box-shadow:0 6px 20px #29539b0a}.hero-panel h1,.hero-panel h2{font-size:32px;max-width:22ch}.hero-panel p{font-size:17px}.hero-controls{bottom:7px;justify-content:center}.family-grid{grid-template-columns:repeat(3,minmax(0,1fr));width:100%}.family{padding:18px 9px 20px;border-bottom:1px solid #ffffff44}.family-number{font-size:34px}.family img{height:56px;width:77px}.family>span:last-child{min-height:62px;font-size:13px;padding:6px 5px;line-height:1.25}.product-section h2{padding-top:20px}.home-overview{padding:42px 0 60px}.intro-brand{grid-template-columns:1fr;gap:20px;margin-bottom:40px}.intro-brand p{font-size:17px}.feature-grid{gap:34px}.atlas-card{aspect-ratio:auto;min-height:330px}.quality-title{font-size:clamp(26px,4.9vw,36px);right:20px;top:24px}.card-link{font-size:21px;right:17px;bottom:20px;gap:8px}.card-link svg{width:22px}.card-news-body h2{font-size:30px}.card-news-body h3{font-size:22px}.card-news-body p{display:none}.card-news-body time{font-size:14px}.outside-diamond{width:38px;right:35px;top:-15px;border-radius:7px}.consult-panel{grid-template-columns:1fr;padding:30px;gap:28px}.consult-panel>img{height:220px}.prod-head{grid-template-columns:1fr;gap:22px}.prod-hero{padding-bottom:35px;overflow:clip}.prod-hero:before{right:-50px}.prod-head h1{font-size:34px;max-width:26ch}.prod-head>div:last-child p{font-size:17px}.crumb{font-size:13px;gap:8px;margin-bottom:22px}.tech-grid{grid-template-columns:1fr 1fr}.tech-grid>div{padding:15px}.sec-head{display:block}.sec-head>div+div{margin-top:18px}.catalog-grid{grid-template-columns:1fr}.catalog-card{padding:25px;gap:24px}.phase{padding:18px;margin-bottom:24px}.phase-head .meta{gap:12px}.data{font-size:14px}.data th,.data td{padding:12px}.tbl-scroll{display:block;font-size:13px;color:var(--blue-dark);text-align:right;margin:10px 0}.disc-item{grid-template-columns:1fr;gap:20px}.spec-list>div{grid-template-columns:125px minmax(0,1fr)}.steps .step{grid-template-columns:34px 1fr;gap:14px}.step p{grid-column:2}.timeline-item{grid-template-columns:120px 1fr;gap:22px;align-items:start}.timeline-year{font-size:32px}.timeline-item img{border-width:4px}.timeline-item p{font-size:16px}.sectors-grid{grid-template-columns:1fr;gap:20px}.sector{padding:23px}.cta{grid-template-columns:1fr;padding:28px;gap:22px}.news-item{grid-template-columns:1fr;gap:10px}.news-item .kick{text-align:left}.contact-grid{grid-template-columns:1fr}.form-two{gap:16px}.list-line>a{grid-template-columns:40px 1fr 36px;gap:12px}.list-line h3{font-size:22px}.go{width:36px;height:36px}.foot-top{gap:35px}.foot-brand .brand-logo{width:185px}.foot-bottom{font-size:13px;gap:18px}.two-col{columns:1}}
@media(max-width:520px){.feature-grid{grid-template-columns:1fr;gap:38px}.atlas-card{min-height:0;aspect-ratio:1;max-width:100%;}.quality-title{font-size:clamp(32px,8.6vw,46px)}.card-link{font-size:24px;right:23px;bottom:25px}.card-news-body{padding:25px 26px 80px;max-width:94%}.card-news-body h2{font-size:40px;margin-bottom:16px}.card-news-body h3{font-size:27px}.card-news-body p{display:block;font-size:15px;line-height:1.4;margin-top:15px}.card-news-body time{font-size:14px}.foot-top{grid-template-columns:1fr}.foot-brand .brand-logo{width:215px}.form-two{grid-template-columns:1fr;gap:0}.tech-grid{grid-template-columns:1fr 1fr}.tech-grid .v{font-size:15px}.catalog-card{gap:17px;padding:21px}.catalog-icon{width:66px;min-height:80px;padding:8px}.catalog-card h2{font-size:23px}.timeline-item{grid-template-columns:1fr}.timeline-item img{width:140px}.timeline-item h3{font-size:25px}.family-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.family>span:last-child{min-height:48px}.family{padding:16px 13px 19px}.hero-slide{min-height:515px}.hero-panel{padding:24px}.hero-panel h1,.hero-panel h2{font-size:31px}.hero-panel p{font-size:16px;line-height:1.55}.hero-panel .btn{font-size:15px}.mn-head .brand-logo{width:195px}.spec-list>div{grid-template-columns:110px 1fr}.site-foot{margin-top:0}.consult-panel{width:calc(100% - 40px);padding:27px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
@media print{.site-head,.site-foot,.mobile-nav,.hero-controls{display:none}body{font-size:12pt;color:black}.prod-hero{background:white;color:black}.prod-hero h1,.crumb span,.crumb a{color:black}.prod-hero:before,.prod-hero:after{display:none}.sec{padding:20px 0}.data{min-width:0}}
/* Rifiniture di fedelta e accessibilita */
.card-factory .photo-diamond{inset:0;width:100%;height:100%;transform:none;border-radius:0}.card-factory .photo-diamond img{width:100%;height:100%;left:0;top:0;transform:none;object-fit:cover}
.foot-col h3{font-size:19px;margin-bottom:18px;color:white}.mobile-nav:focus{outline:none}.site-head{padding-top:env(safe-area-inset-top,0px)}.site-foot{padding-bottom:calc(25px + env(safe-area-inset-bottom,0px))}html{-webkit-text-size-adjust:100%}button,a,[role=button]{touch-action:manipulation}button,.btn{user-select:none;-webkit-user-select:none}button:active,.btn:active{transform:scale(.98)}
.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.atlas-card{min-width:0}.card-clipping>.diamonds{overflow:clip}.family>span:last-child{overflow-wrap:anywhere}.card-news,.card-quality{display:flex;flex-direction:column}.card-news-body{flex:1;padding-bottom:22px;max-width:100%}.card-news .card-link,.card-quality .card-link{position:relative;inset:auto;margin:0 25px 26px auto;flex:none}.quality-title{position:relative;inset:auto;margin:26px 28px 45px;max-width:calc(100% - 56px);overflow-wrap:anywhere;flex:1}.card-quality>.card-link{margin-top:auto}.card-news-body p{margin-bottom:0}.card-quality .outside-diamond{z-index:-1}
@media(max-width:959px){.atlas-card{aspect-ratio:auto}.card-news-body{padding:24px 24px 20px}.quality-title{margin:24px 25px 40px}}
@media(max-width:520px){.feature-grid{grid-template-columns:1fr}.atlas-card{aspect-ratio:1}.card-news,.card-quality{aspect-ratio:auto;min-height:350px}.quality-title{margin:25px 26px 44px;max-width:calc(100% - 52px)}.card-news-body{padding:25px 26px 24px}}
@media(hover:none){.btn:hover{transform:none}.arrow-link:hover svg,.atlas-card:hover .card-link svg{transform:none}}

/* Archivio news e documenti citati negli articoli */
.archive-nav{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}.archive-chip{display:inline-flex;align-items:center;min-height:44px;padding:10px 16px;border:1px solid var(--line-2);border-radius:7px;font-weight:700;color:var(--blue-dark);background:white}.archive-chip:hover,.archive-chip[aria-current=page]{background:var(--blue-dark);color:white;border-color:var(--blue-dark)}
.doc-block{margin-top:28px;border-left:4px solid var(--blue);background:var(--paper-2);padding:20px 24px;border-radius:0 8px 8px 0}.doc-block .doc-title{margin:0 0 10px;font-weight:900;text-transform:uppercase;font-size:14px;letter-spacing:.04em;color:var(--blue-dark)}.doc-block ul{margin:0;padding-left:18px}.doc-block li{margin:6px 0}.doc-block a{color:var(--blue-dark);text-decoration:underline;text-underline-offset:3px;min-height:32px;display:inline-flex;align-items:center}
/* Catalogo originale: fisarmoniche leggibili */
.disc-group details,.disc-details details,.legacy-catalog details{border:1px solid var(--line);border-radius:9px;background:white;margin:0 0 12px;overflow:clip}
.disc-group details>summary,.disc-details details>summary,.legacy-catalog details>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;padding:16px 20px;min-height:56px;font-weight:700;color:var(--blue-dark);background:var(--paper-2);border-left:5px solid var(--blue)}
.disc-group details>summary::-webkit-details-marker,.disc-details details>summary::-webkit-details-marker,.legacy-catalog details>summary::-webkit-details-marker{display:none}
.disc-group details>summary:before,.disc-details details>summary:before,.legacy-catalog details>summary:before{content:"+";display:inline-flex;align-items:center;justify-content:center;flex:none;width:26px;height:26px;border-radius:6px;background:var(--blue-dark);color:white;font-size:18px;line-height:1;font-weight:700}
.disc-group details[open]>summary:before,.disc-details details[open]>summary:before,.legacy-catalog details[open]>summary:before{content:"\2212";background:var(--blue)}
.disc-group details[open]>summary,.disc-details details[open]>summary,.legacy-catalog details[open]>summary{background:white;border-bottom:1px solid var(--line)}
.disc-group details>summary:hover,.disc-details details>summary:hover,.legacy-catalog details>summary:hover{background:#e8f1ff}
.disc-group details>*:not(summary),.disc-details details>*:not(summary),.legacy-catalog details>*:not(summary){padding:0 20px}
.disc-group details>.tbl-wrap,.disc-details details>.tbl-wrap,.legacy-catalog details>.tbl-wrap{padding:0 12px}
.disc-group details>p,.disc-details details>p,.legacy-catalog details>p{padding-top:14px}
.disc-group details>.tbl-wrap:last-child,.disc-details details>.tbl-wrap:last-child,.legacy-catalog details>.tbl-wrap:last-child{padding-bottom:14px}
/* Tabelle tecniche: separatori di colonna per le celle con rowspan */
.data td,.data th{border-right:1px solid var(--line)}.data td:last-child,.data th:last-child{border-right:0}
.data tbody tr:nth-child(even) td{background:#f3f7fd}.data tbody tr:hover td{background:#eaf2fe}
.data td[colspan]{background:#eef4fd!important;font-size:14px;color:#3b4a5f}
.disc-group>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;padding:16px 20px;min-height:56px;font-weight:700;font-size:17px;color:var(--blue-dark);background:var(--paper-2);border-left:5px solid var(--blue);border-radius:8px}
.disc-group>summary::-webkit-details-marker{display:none}
.disc-group>summary:before{content:"+";display:inline-flex;align-items:center;justify-content:center;flex:none;width:26px;height:26px;border-radius:6px;background:var(--blue-dark);color:white;font-size:18px;line-height:1}
.disc-group[open]>summary:before{content:"\2212";background:var(--blue)}
.disc-group[open]>summary{background:white;border-bottom:1px solid var(--line);border-radius:8px 8px 0 0}
.disc-group>summary:hover{background:#e8f1ff}
/* Mobile: barra utility, indicatori hero, piastra logo nel footer */
@media(max-width:760px){
  .utility .head-lang{display:none}
  .utility-right{justify-content:space-between}
  .utility .header-search{min-height:38px}
  .slide-control{width:44px;height:44px}
  .slide-control span{background:#c9dcf8;box-shadow:0 0 0 1px #29539b66}
  .slide-control[aria-pressed=true] span{background:var(--blue-dark);box-shadow:none}
  .hero-slide{min-height:470px}
  .hero-slide>picture,.hero-slide>picture img{height:206px}
  .foot-brand .brand{display:flex;width:100%;max-width:100%}
  .foot-brand .brand-logo{width:min(205px,100%)}
  .foot-col ul a{min-height:44px;display:inline-flex;align-items:center;text-decoration:underline;text-decoration-color:#ffffff4d;text-underline-offset:3px}
}
@media(max-width:520px){.hero-slide{min-height:452px}}
/* Footer mobile e indicatori: rifiniture */
.site-foot a,.foot-bottom a{text-decoration:underline;text-decoration-color:#ffffff4d;text-underline-offset:3px}
.foot-bottom a{min-height:36px;display:inline-flex;align-items:center}
.site-foot a:hover{text-decoration-color:#fff}
.slide-control[aria-pressed=true] span{width:40px}
@media(max-width:760px){
  .foot-top{gap:28px;padding-bottom:24px}
  .foot-bottom{display:block}
  .foot-legal{margin-top:14px;gap:10px 18px}
  .foot-legal a{min-height:44px;padding-right:4px}
  .foot-brand p{margin-bottom:6px}
}
/* Lingua attiva: pastiglia piena, niente sottolineatura ambigua */
.utility .head-lang [aria-current]{background:#ffffff2e;border-radius:4px;padding:0 7px;box-shadow:none;font-weight:900;box-decoration-break:clone}
/* Hero interno: CTA e titolo articolo */
.prod-hero .cta-actions{margin-top:22px}
.prod-hero .btn{background:white;border-color:white;color:var(--blue-dark)}
.prod-hero .btn:hover{background:#eaf3ff;border-color:#eaf3ff}
@media(max-width:760px){.prod-hero .cta-actions{display:grid;gap:10px}.prod-hero .cta-actions .btn{width:100%}.prod-hero .cta-actions .plain-white{justify-content:center}}
/* Hero: tre slide sovrapposte nella stessa cella, dissolvenza dolce */
.hero-slides{display:grid}
.hero-slide{grid-area:1/1;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .9s cubic-bezier(.4,0,.2,1),visibility 0s linear .9s}
.hero-slide.is-active{opacity:1;visibility:visible;pointer-events:auto;z-index:1;transition:opacity .9s cubic-bezier(.4,0,.2,1),visibility 0s}
.hero-slide>picture img{transform:scale(1.045);transition:transform 8s cubic-bezier(.22,.61,.36,1)}
.hero-slide.is-active>picture img{transform:scale(1)}
.hero-slide .hero-panel{opacity:0;transform:translateY(10px);transition:opacity .55s ease .18s,transform .55s cubic-bezier(.22,.61,.36,1) .18s}
.hero-slide.is-active .hero-panel{opacity:1;transform:none}
.hero-controls{align-items:center}
.slide-toggle{width:44px;height:44px;margin-left:auto;display:none;align-items:center;justify-content:center;border:0;background:rgb(255 255 255 / .82);color:var(--blue-dark);border-radius:8px;box-shadow:0 1px 4px #29539b33}
.slide-toggle svg{width:16px;height:16px}
.slide-toggle .icon-play{display:none}
.slide-toggle[aria-pressed=true] .icon-pause{display:none}
.slide-toggle[aria-pressed=true] .icon-play{display:block}
.js .slide-toggle{display:flex}
@media(prefers-reduced-motion:reduce){
  .hero-slide,.hero-slide.is-active{transition:none}
  .hero-slide>picture img,.hero-slide .hero-panel,.hero-slide.is-active .hero-panel{transition:none;transform:none;opacity:1}
  .js .slide-toggle{display:none}
}
/* Controlli hero sopra le slide, sempre cliccabili */
.hero-controls{z-index:4}
.hero-slide.is-active{z-index:1}
/* Mobile: i controlli hero stanno sotto la card, mai sopra il testo */
@media(max-width:760px){
  .hero-controls{position:relative;inset:auto;left:auto;right:auto;bottom:auto;padding:14px 0 16px;gap:16px;justify-content:center}
  .slide-toggle{margin-left:0}
}
/* Indicatori leggibili su qualsiasi fotografia */
.slide-control span{box-shadow:0 0 0 1px #29539b66,0 1px 5px #0f306280}
.slide-control[aria-pressed=true] span{box-shadow:0 0 0 1px #29539b,0 1px 5px #0f306280}
/* Velo in fondo alla hero: indicatori e pausa leggibili su ogni foto */
@media(min-width:761px){
  .atl-hero:after{content:"";position:absolute;left:0;right:0;bottom:0;height:96px;background:linear-gradient(to top,rgb(15 48 98 / .55),rgb(15 48 98 / 0));pointer-events:none;z-index:2}
  .hero-controls{z-index:4}
  .slide-control span{height:6px;width:34px;background:#eaf2ff}
  .slide-control[aria-pressed=true] span{background:#fff;box-shadow:0 0 0 2px #29539b,0 1px 6px #0f306280}
}
/* Pausa coerente con gli indicatori */
.slide-toggle{background:rgb(15 48 98 / .45);color:#fff;box-shadow:0 0 0 1px #ffffff80,0 1px 6px #0f306280}
.slide-toggle:hover{background:rgb(15 48 98 / .7)}
@media(max-width:760px){.slide-toggle{background:var(--blue-dark);color:#fff;box-shadow:none}}
/* Lo zoom della hero resta dentro la sua cornice */
.hero-slide>picture{overflow:clip}
.hero-slide{overflow:clip}
/* Stato attivo riconoscibile anche senza colore: barra piu lunga */
.slide-control span{width:26px;opacity:.72}
.slide-control[aria-pressed=true] span{width:42px;opacity:1}
@media(max-width:760px){
  .slide-control span{width:24px;height:5px}
  .slide-control[aria-pressed=true] span{width:40px}
  .slide-toggle{width:40px;height:40px;background:#fff;color:var(--blue-dark);box-shadow:0 0 0 1px #29539b33}
}
.slide-control{padding:0;border:0;background:transparent}
/* Texture mezzitoni scura: una sola applicazione, in alto a sinistra del main */
main#main{
  background-image:url("../img/mezzitoni-scuro.svg");
  background-repeat:no-repeat;
  background-position:top left;
  background-size:600px 600px;
}

/* ==========================================================================
   LIVELLO PREMIUM
   Stessa identita ATL, cura da studio: scala tipografica, ritmo, doppio
   filetto, motion misurato. Nessun nuovo colore di marca.
   ========================================================================== */
:root{
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-soft:cubic-bezier(.32,.72,0,1);
  --dur-fast:180ms;--dur:380ms;--dur-slow:700ms;--stagger:70ms;
  --shadow-1:0 1px 2px rgb(16 47 96 / .06),0 10px 24px -14px rgb(16 47 96 / .28);
  --shadow-2:0 2px 4px rgb(16 47 96 / .07),0 28px 60px -28px rgb(16 47 96 / .45);
  --radius-s:8px;--radius-m:12px;--radius-l:18px;
}
body{font-size:17.5px;line-height:1.65;letter-spacing:.002em}
h1,h2,h3,h4{letter-spacing:-.022em}
h1{font-size:clamp(36px,4.6vw,68px);line-height:1.02}
h2{font-size:clamp(30px,3.2vw,46px);line-height:1.08}
h3{font-size:clamp(22px,1.9vw,29px);line-height:1.2}
.lead{font-weight:300;font-size:clamp(19px,1.55vw,23px);line-height:1.6;color:#3b4a5e}
p{max-width:70ch}
.sec{padding-block:clamp(62px,7.6vw,112px)}
.sec-sm{padding-block:clamp(42px,5vw,72px)}
.wrap{width:min(calc(100% - var(--gut)*2),1240px)}
.eyebrow{font-size:15px;font-weight:700;letter-spacing:0;text-transform:none;color:var(--blue-dark);margin-bottom:12px}
.sec-head{display:block;max-width:840px}
.sec-head h2{max-width:26ch}
.sec-head .lead{margin-top:18px;max-width:62ch}
.rule{border-top-color:var(--line)}

/* --- micro-tipografia: numeri, etichette, filetti ---------------------- */
.num,.stat-n,.timeline-year,.family-number,.data td,.spec-list dd{font-variant-numeric:tabular-nums lining-nums}
.arrow-link{font-weight:700;letter-spacing:.004em}
.arrow-link svg{width:18px}
.link-hair{position:relative;display:inline-flex;align-items:center;gap:10px;min-height:44px;font-weight:700;color:var(--blue-dark)}
.link-hair:after{content:"";position:absolute;left:0;right:0;bottom:6px;height:1px;background:currentColor;opacity:.28;transform-origin:left;transition:transform var(--dur) var(--ease-out),opacity var(--dur)}
.link-hair:hover:after{transform:scaleX(1.06);opacity:.6}

/* --- bottoni: pastiglia con icona annidata ----------------------------- */
.btn{border-radius:10px;padding:15px 22px;min-height:54px;font-size:16px;letter-spacing:.005em;box-shadow:0 10px 24px -14px rgb(41 83 155 / .65);transition:transform var(--dur-fast) var(--ease-out),background var(--dur) var(--ease-out),box-shadow var(--dur) var(--ease-out),border-color var(--dur)}
.btn-ico{width:30px;height:30px;flex:none;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:rgb(255 255 255 / .16);box-shadow:inset 0 0 0 1px rgb(255 255 255 / .22);transition:transform var(--dur) var(--ease-out),background var(--dur)}
.btn-ico svg{width:15px;height:15px}
.btn:hover{transform:translateY(-2px);box-shadow:0 18px 32px -18px rgb(41 83 155 / .8)}
.btn:hover .btn-ico{transform:translateX(3px);background:rgb(255 255 255 / .26)}
.btn:active{transform:translateY(0) scale(.985)}
.btn-white{box-shadow:0 14px 30px -18px rgb(9 32 68 / .8)}
.btn-white .btn-ico{background:rgb(41 83 155 / .1);box-shadow:inset 0 0 0 1px rgb(41 83 155 / .18)}
.btn-white:hover .btn-ico{background:rgb(41 83 155 / .18)}

/* --- hero: pannello a doppio guscio, titolo piu grande ----------------- */
.atl-hero{background:#e9f1fd}
.hero-slide{min-height:clamp(430px,36vw,565px)}
.hero-slide:before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background:linear-gradient(100deg,rgb(9 32 68 / .5) 0%,rgb(9 32 68 / .16) 42%,rgb(9 32 68 / 0) 68%)}
.hero-panel{width:min(660px,56%);background:rgb(255 255 255 / .3);border:1px solid rgb(255 255 255 / .55);border-radius:18px;padding:9px;box-shadow:0 30px 70px -34px rgb(6 26 58 / .8);backdrop-filter:blur(6px)}
.hero-panel-core{background:#fff;border-radius:11px;padding:34px 38px 36px;box-shadow:inset 0 1px 0 #fff,inset 0 0 0 1px rgb(16 47 96 / .05)}
.hero-panel h1,.hero-panel h2{font-size:clamp(34px,3.9vw,58px);line-height:1.02;letter-spacing:-.026em;max-width:16ch}
.hero-panel p{font-size:18px;line-height:1.55;color:#3b4a5e;margin:18px 0 26px;max-width:46ch;font-weight:400}
.hero-panel .btn{margin-top:2px}
.hero-controls{bottom:14px}
.slide-control span{height:4px}
@media(min-width:761px){.hero-controls{padding-bottom:6px}}

/* --- fascia numeri (dati reali) --------------------------------------- */
.stat-strip{background:#fff;border-block:1px solid var(--line)}
.stat-strip .wrap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(18px,3vw,48px);padding-block:clamp(26px,3.4vw,40px)}
.stat{display:flex;flex-direction:column;gap:6px;min-width:0;position:relative;padding-left:18px}
.stat:before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:2px;background:var(--blue);border-radius:2px}
.stat-n{font-size:clamp(30px,3vw,44px);font-weight:900;line-height:1;color:var(--blue-dark);letter-spacing:-.03em}
.stat-k{font-size:14px;line-height:1.35;color:var(--graphite);max-width:22ch}

/* --- intro azienda: editoriale, non centrata -------------------------- */
.home-overview{background:#f4f7fc;padding-block:clamp(56px,7vw,96px)}
.intro-brand{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,84px);margin-bottom:clamp(40px,5vw,68px);align-items:start}
.intro-brand h2{font-weight:700;font-size:clamp(30px,3.4vw,48px);max-width:20ch;letter-spacing:-.026em}
.intro-lead{font-size:clamp(19px,1.5vw,22px);line-height:1.55;color:#2f3d51;font-weight:400;margin-bottom:14px}
.intro-body p:not(.intro-lead){color:var(--graphite);font-size:17px;line-height:1.65}
.intro-body .arrow-link{margin-top:12px}

/* --- card: guscio, ombra profonda, foto che respira ------------------- */
.feature-grid{gap:clamp(24px,3.4vw,44px)}
.atlas-card{border-radius:16px;box-shadow:var(--shadow-2);transition:transform var(--dur-slow) var(--ease-out),box-shadow var(--dur-slow) var(--ease-out)}
.card-clipping{border-radius:inherit;box-shadow:inset 0 0 0 1px rgb(255 255 255 / .1)}
.card-factory .photo-diamond img,.card-applications .photo-diamond img{transition:transform 1.1s var(--ease-out)}
.atlas-card:hover{transform:translateY(-5px);box-shadow:0 3px 6px rgb(16 47 96 / .08),0 40px 80px -34px rgb(16 47 96 / .55)}
.atlas-card:hover .card-factory img,.atlas-card:hover .photo-diamond img{transform:scale(1.045)}
.card-link{font-size:clamp(24px,2.2vw,31px);letter-spacing:-.02em}
.card-link svg{width:40px;height:40px;padding:10px;border-radius:50%;background:rgb(255 255 255 / .14);box-shadow:inset 0 0 0 1px rgb(255 255 255 / .28);box-sizing:border-box}
.atlas-card:hover .card-link svg{transform:translateX(4px);background:rgb(255 255 255 / .22)}
.quality-title{letter-spacing:-.03em}

/* --- fascia prodotti: icone e etichette piu ferme --------------------- */
.product-section h2{font-size:22px;letter-spacing:.02em;padding:26px 0 18px}
.product-band{background:linear-gradient(180deg,#4286f5 0%,#3d7ff0 100%)}
.family{padding:22px 10px 26px;transition:background var(--dur) var(--ease-out),transform var(--dur) var(--ease-out)}
.family img{transition:transform var(--dur-slow) var(--ease-out)}
.family:hover img,.family:focus-visible img{transform:translateY(-3px) scale(1.06)}
.family>span:last-child{letter-spacing:.004em;background:#20498c}

/* --- manifesto: momento tipografico, unico nella pagina -------------- */
.manifesto{position:relative;isolation:isolate;overflow:clip;background:var(--blue-dark);color:#fff;padding-block:clamp(64px,8vw,116px)}
.manifesto:before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(120% 120% at 88% 0%,#3a72c9 0%,#29539b 52%,#1f3f78 100%)}
.manifesto .diamonds{opacity:.16}
.manifesto .diamonds i{background:#8ab4ff}
.manifesto-text{font-size:clamp(30px,4.4vw,62px);line-height:1.06;letter-spacing:-.03em;max-width:24ch;font-weight:300;margin:0 0 24px}
.manifesto-text span{font-weight:700}
.manifesto-note{max-width:52ch;font-size:17px;line-height:1.6;color:#d3e2fb;margin:0}

/* --- consulenza ------------------------------------------------------- */
.consult-panel{border-radius:20px;padding:clamp(28px,3.6vw,52px);box-shadow:var(--shadow-2)}
.consult-copy h2{font-size:clamp(28px,2.9vw,42px);max-width:22ch}
.consult-copy p{margin-top:18px;max-width:52ch;color:#dbe8fb}
.consult-figure{margin:0;overflow:hidden;border-radius:12px;box-shadow:0 20px 40px -22px rgb(0 0 0 / .6)}
.consult-figure img{width:100%;height:100%;min-height:260px;object-fit:cover;object-position:center 35%}

/* --- reveal ----------------------------------------------------------- */
.js .rv{opacity:0;transform:translateY(22px);transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out);transition-delay:var(--d,0ms)}
.js .rv.in{opacity:1;transform:none}
.js .rv-img{opacity:0;transform:scale(1.03);transition:opacity 900ms var(--ease-out),transform 1100ms var(--ease-out)}
.js .rv-img.in{opacity:1;transform:none}

/* --- hero delle pagine interne --------------------------------------- */
.prod-hero{padding:28px 0 clamp(46px,5vw,68px)}
.prod-hero h1{letter-spacing:-.03em;line-height:1.02;max-width:22ch}
.prod-head{gap:clamp(28px,5vw,64px)}
.prod-kicker{font-size:14px;letter-spacing:.02em;color:#d6e6ff}
.crumb{font-size:13.5px;opacity:.92}
.table-note,.tbl-note{font-size:13.5px}
.data th{font-size:13px;letter-spacing:.02em;text-transform:uppercase}
.sector{border-radius:12px;transition:box-shadow var(--dur) var(--ease-out),transform var(--dur) var(--ease-out)}
.sector:hover{box-shadow:var(--shadow-1);transform:translateY(-2px)}

/* --- footer ----------------------------------------------------------- */
.site-foot{padding-top:clamp(48px,6vw,76px);border-top-width:6px}
.foot-col h3{font-size:15px;letter-spacing:.1em;text-transform:uppercase;color:#bcd4f7;margin-bottom:16px}
.foot-col ul{font-size:15.5px}
.foot-brand p{color:#d7e5fa}

/* --- grana: solo overlay fisso, mai su contenitori in scroll ---------- */
.atl-grain{position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.03;mix-blend-mode:multiply;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E")}

@media(max-width:1100px){
  .hero-panel{width:min(640px,64%)}
  .intro-brand{grid-template-columns:1fr;gap:22px}
}
@media(max-width:760px){
  body{font-size:17px}
  h1{font-size:clamp(30px,8.4vw,40px)}
  .hero-panel{width:100%;padding:6px;border-radius:15px}
  .hero-panel-core{padding:26px 24px 28px;border-radius:10px}
  .hero-panel h1,.hero-panel h2{font-size:clamp(30px,8.2vw,38px);max-width:20ch}
  .hero-panel p{font-size:16.5px;margin:14px 0 20px}
  .stat-strip .wrap{grid-template-columns:1fr 1fr;gap:22px 18px;padding-block:26px}
  .stat-n{font-size:30px}
  .stat-k{font-size:13px}
  .manifesto-text{font-size:clamp(27px,7.4vw,38px);max-width:22ch}
  .intro-brand h2{font-size:clamp(27px,7vw,36px)}
  .btn{min-height:50px;padding:13px 18px}
}
@media(max-width:400px){.stat-strip .wrap{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){
  .js .rv,.js .rv-img{opacity:1;transform:none;transition:none}
  .atlas-card,.btn,.family img,.atlas-card img,.photo-diamond img{transition:none}
  .atl-grain{display:none}
}

/* --- header reattivo allo scorrimento --------------------------------- */
.head-sentinel{position:absolute;top:0;left:0;width:1px;height:1px;pointer-events:none}
.site-head{transition:box-shadow var(--dur) var(--ease-out)}
.head-row{transition:min-height var(--dur) var(--ease-out)}
.brand-logo{transition:width var(--dur) var(--ease-out)}
.head-scrolled .head-row{min-height:84px}
.head-scrolled .brand-logo{width:222px}
.head-scrolled{box-shadow:0 10px 30px -18px rgb(16 47 96 / .45)}
.nav>a{position:relative;border-bottom:0}
.nav>a:after{content:"";position:absolute;left:12px;right:12px;bottom:16px;height:2px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform var(--dur) var(--ease-out)}
.nav>a:hover:after,.nav>a[aria-current]:after{transform:scaleX(1)}
.nav>a[aria-current]{background:transparent}
.nav>a[aria-current]:hover{background:transparent}

/* --- chiusura prima del footer --------------------------------------- */
.closing{background:linear-gradient(120deg,#1f3f78 0%,#29539b 55%,#2f6cc7 100%);color:#fff;padding-block:clamp(44px,5.6vw,78px)}
.closing-row{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,5vw,72px);align-items:end}
.closing-line{margin:0;font-size:clamp(30px,4.2vw,58px);line-height:1.02;letter-spacing:-.032em;font-weight:300;color:#fff;max-width:16ch}
.closing-line span{font-weight:700}
.closing-cta p{margin:0 0 20px;color:#d6e5fb;font-size:17px;line-height:1.6;max-width:40ch}
.closing .btn{width:auto}

/* --- separatore di sezione con segno del brand ----------------------- */
.sec-divider{display:flex;align-items:center;gap:14px;max-width:1240px;margin:0 auto;padding-inline:var(--gut)}
.sec-divider:before,.sec-divider:after{content:"";height:1px;background:var(--line);flex:1}
.sec-divider i{width:9px;height:9px;background:var(--blue);border-radius:2px;transform:rotate(45deg)}

/* --- leggibilita dei micro-testi -------------------------------------- */
.utility{font-size:14.5px}
.family>span:last-child{font-size:14.5px}
.foot-col ul{font-size:16px}
.foot-bottom{font-size:13.5px}
.catalog-card p{font-size:16.5px}

@media(max-width:900px){
  .closing-row{grid-template-columns:1fr;align-items:start;gap:24px}
  .closing-line{max-width:20ch}
}
@media(max-width:760px){
  .head-scrolled .head-row{min-height:76px}
  .head-scrolled .brand-logo{width:196px}
  .nav>a:after{display:none}
  .closing{padding-block:44px}
}
/* link chiaro dentro i riquadri blu */
.arrow-link-light{color:#fff;border-bottom-color:rgb(255 255 255 / .45)}
.arrow-link-light:hover{color:#e4efff;border-color:#fff}
.consult-copy .cta-actions{margin-top:26px}
/* pannello hero leggermente piu stretto, piu foto visibile */
@media(min-width:1101px){.hero-panel{width:min(620px,52%)}}
/* etichette numeri piu leggibili */
.stat-k{font-size:14.5px;color:#48586e}
@media(max-width:760px){.stat-k{font-size:13.5px}}

/* --- banda fotografica editoriale ------------------------------------- */
.media-band{position:relative;isolation:isolate;overflow:clip;min-height:clamp(360px,42vw,560px);display:flex;align-items:flex-end;background:#12325f}
.media-band picture{position:absolute;inset:0;z-index:-2;display:block}
.media-band img{width:100%;height:100%;object-fit:cover;object-position:center 42%}
.media-band:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(105deg,rgb(9 27 58 / .88) 0%,rgb(9 27 58 / .55) 46%,rgb(9 27 58 / .12) 78%)}
.media-band-body{padding-block:clamp(38px,5vw,72px)}
.media-band-kicker{margin:0 0 14px;font-size:14px;letter-spacing:.1em;text-transform:uppercase;color:#bcd6fb;font-weight:700}
.media-band-title{margin:0 0 22px;font-size:clamp(30px,4vw,54px);line-height:1.04;letter-spacing:-.03em;color:#fff;font-weight:300;max-width:22ch}
.media-band .arrow-link{margin-top:4px}
/* Guscio hero: niente alone, ombra piu fisica e leggera */
.hero-panel{background:rgb(255 255 255 / .14);border:1px solid rgb(255 255 255 / .38);backdrop-filter:none;box-shadow:0 24px 60px -30px rgb(6 26 58 / .85),0 2px 6px rgb(6 26 58 / .18)}
.hero-panel-core{box-shadow:inset 0 1px 0 #fff,inset 0 0 0 1px rgb(16 47 96 / .06)}
/* Card hero: guscio unico, ombra profonda (niente anello chiaro) */
.hero-panel{background:transparent;border:0;padding:0;box-shadow:none;backdrop-filter:none;border-radius:0}
.hero-panel-core{border-radius:14px;padding:36px 40px 38px;box-shadow:0 34px 70px -36px rgb(6 26 58 / .85),0 2px 6px rgb(6 26 58 / .16)}
/* Mobile: la card non sconfina, i controlli sono un gruppo unico */
@media(max-width:760px){
  .hero-slide{min-height:0}
  .hero-inner{padding-block:0}
  .hero-panel{margin-top:14px;width:100%}
  .hero-panel-core{padding:24px 22px 26px;border-radius:12px}
  .hero-controls{width:auto;max-width:calc(100% - 40px);margin:16px auto 18px;padding:8px 10px;gap:10px;background:rgb(255 255 255 / .78);border:1px solid #d7e2f2;border-radius:999px;box-shadow:0 6px 18px -12px rgb(16 47 96 / .5)}
  .slide-toggle{width:38px;height:38px;border-radius:50%;box-shadow:none;border:0}
  .slide-control span{height:5px}
}
@media(max-width:760px){.hero-controls{width:max-content;max-width:calc(100% - 32px);display:flex}}
@media(max-width:760px){
  .hero-controls{margin:20px auto 26px}
  .slide-control span{background:#6f9ad9;box-shadow:none}
  .slide-control[aria-pressed=true] span{background:#29539b}
  .slide-toggle{width:44px;height:44px}
  .slide-toggle svg{width:15px;height:15px}
}
/* Indicatore pagina attiva: sotto il testo, dentro l'header */
.nav{align-items:stretch}
.nav>a{align-self:stretch;padding-block:0}
.nav>a:after{bottom:22px;height:2px;left:10px;right:10px;border-radius:2px}
.nav>a[aria-current]{color:var(--blue-dark)}
.head-scrolled .nav>a:after{bottom:16px}
/* Accessori: immagine originale del catalogo accanto ai dati */
.acc-item{grid-template-columns:220px minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(20px,2.6vw,36px);align-items:start}
.acc-media{margin:0;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-1);overflow:clip}
.acc-media picture{display:flex;align-items:center;justify-content:center;width:100%;height:100%}
.acc-media img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;transition:transform var(--dur-slow) var(--ease-out)}
.acc-item:hover .acc-media img{transform:scale(1.04)}
.acc-body h4{margin-bottom:10px}
@media(max-width:900px){.acc-item{grid-template-columns:180px minmax(0,1fr)}.acc-body{grid-column:2}.acc-item .spec-list{grid-column:1 / -1}}
@media(max-width:760px){.acc-item{grid-template-columns:1fr;gap:18px}.acc-media{aspect-ratio:16/10;max-width:100%}.acc-body{grid-column:1}.acc-item .spec-list{grid-column:1}}
/* Cornice quadrata uniforme per le foto accessori */
.acc-media{aspect-ratio:1/1;padding:14px;border-radius:14px;background:linear-gradient(180deg,#fff,#fbfcff)}
.acc-media img{width:100%;height:100%;object-fit:contain}
.acc-item .spec-list{font-size:14px;color:#46556b}
.acc-item .spec-list dt{color:#67768c;font-size:12.5px;letter-spacing:.06em}
.acc-item .spec-list dd{font-size:14px;color:#26374d}
@media(max-width:900px){.acc-media{max-width:200px}}
@media(max-width:760px){.acc-media{max-width:100%;aspect-ratio:16/11}}
@media(max-width:760px){.acc-media{max-width:260px;margin-inline:auto;aspect-ratio:1/1}}