/* Optivium Industrial Intelligence — technical surfaces, restrained motion. */
:root{--ii-accent:#85ebc0;--ii-text:#d7e4e8;--ii-muted:#a6bac2;--ii-line:#29414b}
body{background:#09151c;color:var(--ii-text)}
.site-header{background:rgba(8,20,28,.96)}.main-nav__list a{color:#c4d4da}.main-nav__list a:hover,.main-nav__list a[aria-current=page]{color:var(--ii-accent)}
.btn--primary{background:var(--ii-accent);color:#10251d;box-shadow:none;border-radius:5px}.btn--primary:hover{background:#b1f4d7;color:#10251d;box-shadow:0 6px 24px #85ebc025}.eyebrow{color:var(--ii-accent)}
.ii-hero{position:relative;isolation:isolate;overflow:hidden;padding:90px 0 80px;background:radial-gradient(ellipse at 90% 15%,#31545366,transparent 58%),linear-gradient(115deg,#0a1720,#112831)}
.ii-hero:before{content:"";position:absolute;z-index:-1;inset:0;background-image:linear-gradient(#a3d7d408 1px,transparent 1px),linear-gradient(90deg,#a3d7d408 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(90deg,transparent,#000)}
.ii-hero:after{content:"";position:absolute;z-index:-1;width:560px;height:560px;right:-170px;top:70px;border:1px solid #a7dbc323;border-radius:50%;box-shadow:0 0 0 65px #a7dbc307,0 0 0 130px #a7dbc305}
.ii-hero-grid{display:grid;grid-template-columns:1.08fr 1fr;gap:55px;align-items:center}.ii-hero h1{font-size:clamp(2.5rem,4.5vw,4rem);line-height:1.09;color:#f1f7f7;letter-spacing:-.045em;font-weight:650;margin:24px 0}.ii-hero .eyebrow{font-size:.67rem;letter-spacing:.13em;display:flex;align-items:center;gap:9px}.ii-signal{width:7px;height:7px;background:var(--ii-accent);flex-shrink:0;border-radius:50%;box-shadow:0 0 0 5px #85ebc010}.ii-lead{font-size:1.13rem;line-height:1.7;color:#d0dee2}.ii-context{font-size:.94rem;color:var(--ii-muted)}.ii-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin:30px 0}.ii-text-link{color:#d2efe3;font-size:.9rem;font-weight:600;text-underline-offset:7px;display:inline-flex;gap:12px;align-items:center}.ii-text-link:hover{color:#fff}.ii-note{border-left:2px solid #85ebc07a;padding-left:16px;color:#adc3c9;font-size:.8rem;max-width:455px;margin-top:30px}
.ii-product-scene{position:relative;min-width:0;padding:23px 0 18px}.ii-scene-label,.ii-scene-baseline{font-family:Consolas,monospace;font-size:.58rem;letter-spacing:.06em;color:#b4cbc9;display:flex;justify-content:space-between;gap:12px;margin:0 0 14px}.ii-screen{margin:0;border:1px solid #526b73;border-radius:6px;overflow:hidden;background:#08161e;box-shadow:0 28px 60px #0006;transform:perspective(1400px) rotateY(-5deg)}.ii-screen img{width:100%;height:auto}.ii-screen figcaption,.ii-wide-screen figcaption{padding:10px 14px;font-size:.64rem;color:#adc1c9;background:#0b1c26}.ii-brain-peek{position:relative;display:flex;align-items:center;gap:16px;margin:-6px 18px 22px 35px;padding:18px;background:linear-gradient(120deg,#1b383a,#14252e);border:1px solid #72978d;border-radius:6px;box-shadow:0 18px 45px #0005}.ii-brain-icon{font-size:2rem;color:var(--ii-accent);line-height:1}.ii-brain-peek strong{color:#effaf5;font-size:.95rem}.ii-brain-peek p{margin:0;color:#b5cacb;font-size:.78rem}.ii-brain-peek>a{margin-left:auto;color:var(--ii-accent);padding:8px;text-decoration:none}.ii-scene-baseline{margin:0 12px;padding-top:12px;border-top:1px solid #72978d4d}
.ii-trust{background:#10242c;border-bottom:1px solid var(--ii-line);padding:25px 0}.ii-trust .container{display:flex;align-items:center;gap:40px}.ii-trust strong{font-size:.85rem;color:#e4eeed;min-width:240px}.ii-trust p{margin:0;color:#b4c5cb;font-size:.8rem}
.ii-section{padding:88px 0;border-bottom:1px solid var(--ii-line);background:#0b1b24;position:relative}.ii-section--alternate{background:radial-gradient(ellipse at 0 20%,#2a494a24,transparent 60%),#101f27}.ii-section-heading{max-width:810px;margin-bottom:38px}.ii-section h2,.ii-final-cta h2{color:#edf4f4;font-weight:600;font-size:clamp(1.95rem,3.2vw,3rem);line-height:1.15;letter-spacing:-.035em}.ii-section .eyebrow{font-size:.68rem}.ii-index{font-family:Consolas,monospace;color:#8dabae}.ii-prose{max-width:710px;color:#bacbd1;font-size:1rem}.ii-prose p{margin:16px 0}.ii-section--problem>.container{display:grid;grid-template-columns:1.05fr 1fr;gap:70px;align-items:center}.ii-section--problem .ii-section-heading{margin:0}.ii-system-map{padding:30px;border:1px solid #41605e;background:linear-gradient(145deg,#173034,#0c1d26);position:relative}.ii-map-node{position:relative;padding:22px 18px;border:1px solid #466269;margin-bottom:22px;background:#122832}.ii-map-node:not(:first-child):before{content:"↓";position:absolute;left:50%;top:-24px;color:var(--ii-accent)}.ii-map-node span{font-family:Consolas,monospace;font-size:.72rem;color:#d8e9e9}.ii-map-node p{font-size:.8rem;color:#b4c9cd;margin:6px 0 0}.ii-map-node--brain{border-color:#85ebc08a;background:#183a35}.ii-map-node--brain span{color:var(--ii-accent)}.ii-map-outcome{color:var(--ii-accent);text-align:center;font-size:.82rem;margin:25px 0 0}
.ii-items{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:1px solid #42606a;border-left:1px solid #42606a}.ii-item{padding:30px;min-width:0;border-bottom:1px solid #42606a;border-right:1px solid #42606a;background:linear-gradient(145deg,#27434b33,transparent);position:relative}.ii-item-index{font-family:Consolas,monospace;font-size:.72rem;color:var(--ii-accent)}.ii-item h3{margin:20px 0 12px;color:#e5eff1;font-size:1.22rem;line-height:1.3;letter-spacing:-.025em}.ii-item h3 a{color:inherit;text-decoration:none;display:flex;align-items:baseline;justify-content:space-between;gap:16px}.ii-item h3 a:hover{color:var(--ii-accent)}.ii-item h3 a span{color:var(--ii-accent)}.ii-item p{font-size:.92rem;color:#b1c4cb;margin:0;line-height:1.7}.ii-items--steps{display:flex;border:0;gap:24px;flex-wrap:wrap}.ii-items--steps .ii-item{flex:1 1 180px;border:0;border-top:2px solid #7aa194;background:transparent;padding:22px 0}.ii-items--steps .ii-item h3{font-size:1.1rem}
.ii-section--brain{background:radial-gradient(ellipse at 100% 30%,#42766833,transparent 60%),#122b2d}.ii-section--brain>.container{display:grid;grid-template-columns:1fr 1.05fr;gap:50px;align-items:center}.ii-section--brain .ii-section-heading{margin:0}.ii-section--brain .ii-section-link{grid-column:1/-1;margin-top:0}.ii-conversation{border:1px solid #58736d;border-radius:7px;background:#0a1a21;box-shadow:0 25px 60px #0003}.ii-conversation-bar{display:flex;gap:12px;align-items:center;padding:18px;border-bottom:1px solid #34504f;flex-wrap:wrap}.ii-conversation-bar strong{color:#e3eee9;font-size:.9rem}.ii-conversation-bar>span:last-child{margin-left:auto;font-family:Consolas,monospace;font-size:.6rem;color:#abc1bb}.ii-conversation-body{padding:26px}.ii-conversation-heading{margin:0 0 24px;color:#c9dbd6;font-size:.86rem}.ii-question{background:#26443e;border:1px solid #517c68;padding:14px 18px;border-radius:6px 6px 0 6px;color:#e0f4e8;margin-left:24px;font-size:.9rem}.ii-answer{margin:22px 0;color:#bacdd0;font-size:.88rem}.ii-answer strong{color:var(--ii-accent)}.ii-source-tags{display:flex;gap:6px;flex-wrap:wrap}.ii-source-tags span{padding:4px 7px;border:1px solid #385750;font-size:.62rem;color:#bad8ce}.ii-example-questions{border-top:1px solid #34504f;padding:16px 0;color:#cde3da;font-size:.8rem}.ii-example-questions summary{cursor:pointer}.ii-example-questions li{margin:10px 0;color:#bacdd0}.ii-evidence-note{color:#a5bab6;font-size:.7rem;line-height:1.6;margin:6px 0 0}
.ii-flow{display:flex;gap:0;list-style:none;padding:0;margin:30px 0 0;flex-wrap:wrap;border:1px solid #446365}.ii-flow li{flex:1 1 145px;padding:20px 18px;font-size:.8rem;color:#d2e7e0;position:relative;border-right:1px solid #446365;text-align:center;background:#1e393e55}.ii-flow li:not(:last-child):after{content:"→";position:absolute;right:-7px;z-index:1;color:var(--ii-accent);background:#142931}.ii-section-link{margin-top:30px}.ii-wide-screen{margin:45px auto 0;max-width:1000px;border:1px solid #496572;border-radius:6px;overflow:hidden;max-height:540px;position:relative}.ii-wide-screen img{width:100%;height:auto}.ii-wide-screen figcaption{position:absolute;bottom:0;left:0;right:0}.ii-final-cta{background:linear-gradient(135deg,#25483f,#102b31);padding:85px 0;border-top:1px solid #678f79;position:relative;overflow:hidden}.ii-final-cta:after{content:"";position:absolute;right:-90px;top:-90px;width:430px;height:430px;border:1px solid #a8d8bf30;transform:rotate(45deg);pointer-events:none}.ii-final-cta h2{max-width:850px}.ii-final-cta p:not(.eyebrow){color:#c0d4ce;max-width:710px}.ii-final-cta small{color:#b4c8c1;font-size:.8rem}.ii-final-cta .container{position:relative;z-index:1}
.page-hero{background-image:linear-gradient(90deg,#15313a77,transparent),linear-gradient(#b5e7df07 1px,transparent 1px),linear-gradient(90deg,#b5e7df07 1px,transparent 1px);background-size:auto,64px 64px,64px 64px}.field-hint{color:#acc1c8}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--ii-accent);outline-offset:4px}.header-cta{white-space:nowrap}.ii-hero-grid>*{min-width:0}
@media(max-width:1100px){.ii-hero-grid{gap:32px}.main-nav__list{gap:16px}.main-nav__list a{font-size:.8rem}.ii-hero{padding:65px 0}.ii-section--problem>.container{gap:35px}.ii-section--brain>.container{gap:30px}.ii-hero h1{font-size:3rem}}
@media(max-width:800px){.ii-hero-grid,.ii-section--problem>.container,.ii-section--brain>.container{grid-template-columns:1fr}.ii-hero h1{font-size:clamp(2.35rem,7vw,3.6rem)}.ii-hero-copy{max-width:650px}.ii-product-scene{max-width:650px;width:100%;margin:auto}.ii-trust .container{display:block}.ii-trust p{margin-top:10px}.ii-section{padding:60px 0}.ii-items{grid-template-columns:repeat(2,minmax(0,1fr))}.ii-item{padding:24px}.ii-final-cta{padding:60px 0}.ii-screen{transform:none}.ii-section--problem .ii-section-heading{margin-bottom:10px}.ii-conversation-bar>span:last-child{margin-left:0}.ii-section--brain .ii-section-link{grid-column:auto}}
@media(max-width:1050px){.header-cta{display:inline-flex;font-size:.78rem;padding:10px 12px}.main-nav{margin-left:auto}.nav-toggle{display:flex;align-items:center;flex-direction:column;justify-content:center;width:43px;height:40px;border:1px solid #27505b;border-radius:5px;background:#0a202c}.nav-toggle span{display:block;width:18px;height:2px;background:#d9efef;margin:2px}.nav-toggle b{position:absolute;left:-9999px}.main-nav__list{display:none;position:absolute;top:92px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:0;padding:12px 20px 20px;background:#061923;border-bottom:1px solid #21404a;box-shadow:0 20px 40px #0004}.main-nav__list.is-open{display:flex}.main-nav__list a{display:block;padding:12px 0;font-size:1rem}}
@media(max-width:760px){.header-cta{font-size:.72rem}.site-header__inner{gap:12px}.brand--official{width:112px;flex-shrink:0}.main-nav__list{top:80px}}
@media(max-width:480px){.ii-hero{padding:45px 0 40px}.ii-hero .eyebrow{font-size:.58rem}.ii-hero h1{font-size:2.5rem}.ii-lead{font-size:1rem}.ii-actions{gap:20px}.ii-actions .btn{width:100%;font-size:.85rem}.ii-items{grid-template-columns:1fr}.ii-item{padding:25px}.ii-system-map{padding:18px}.ii-brain-peek{margin-left:12px;margin-right:6px;padding:14px}.ii-conversation-body{padding:20px}.ii-question{margin-left:10px}.ii-scene-label{font-size:.48rem}.ii-flow li{flex-basis:100%;border-right:0;border-bottom:1px solid #446365}.ii-flow li:not(:last-child):after{content:"↓";right:50%;bottom:-13px;top:auto}.ii-final-cta small{display:block}.ii-trust p{line-height:1.9}.ii-wide-screen{max-height:350px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}.ii-screen{transform:none}}

/* Pagine tematiche: apertura e contenuti specifici per il percorso del visitatore. */
.ii-hero--conversation{background:radial-gradient(ellipse at 90% 30%,#355b4977,transparent 65%),#0c2024}.ii-hero--planning{background:radial-gradient(ellipse at 85% 10%,#38566b66,transparent 60%),#101f2b}.ii-hero--twin{background:radial-gradient(ellipse at 90% 65%,#3a566b66,transparent 65%),#111d29}.ii-hero--connections{background:radial-gradient(ellipse at 85% 50%,#2a626366,transparent 65%),#102228}.ii-hero--adoption{background:radial-gradient(ellipse at 90% 15%,#59674344,transparent 60%),#172322}
.ii-topic-visual .ii-conversation{box-shadow:0 25px 60px #0004}.ii-concept{margin:0;border:1px solid #527068;border-radius:6px;background:linear-gradient(145deg,#173139,#0d1d27);box-shadow:0 22px 60px #0004;overflow:hidden}.ii-concept>figcaption{padding:12px 20px;border-bottom:1px solid #37515a;color:#bfd0cf;font-size:.65rem;line-height:1.5}.ii-concept-title{padding:25px 25px 18px}.ii-concept-title>span{display:block;font: .64rem/1.6 Consolas,monospace;letter-spacing:.08em;color:var(--ii-accent);margin-bottom:10px}.ii-concept-title>strong{display:block;font-size:1.4rem;font-weight:600;line-height:1.25;color:#eaf3f0;letter-spacing:-.025em}.ii-concept-note{margin:0;padding:20px 25px;color:#afc5c8;font-size:.72rem;line-height:1.65}.ii-production-baseline{margin-top:25px}
.ii-schedule{background-image:linear-gradient(145deg,#173139e8,#0d1d27e8),linear-gradient(90deg,#acc9c118 1px,transparent 1px);background-size:auto,40px 40px}.ii-schedule-axis{margin:0 25px;padding:12px 0;border-top:1px solid #476169;border-bottom:1px solid #476169;display:grid;grid-template-columns:90px 1fr;gap:15px;color:#b8ced2;font: .65rem/1.4 Consolas,monospace}.ii-schedule-row{display:grid;grid-template-columns:90px 1fr;gap:15px;align-items:center;margin:0 25px;padding:15px 0;border-bottom:1px solid #2e4c55}.ii-schedule-row>span{font-size:.75rem;color:#d6e5e3}.ii-schedule-row>div{display:flex;gap:6px;min-width:0}.ii-slot{display:flex;align-items:center;justify-content:center;flex:1 1 0;min-width:0;padding:12px 7px;border:1px solid #6d9d8e;background:#315a50;color:#d8f4e8;border-radius:3px;font-size:.65rem;font-weight:600;line-height:1.5;overflow-wrap:anywhere}.ii-slot--wide{flex-grow:1.7}.ii-slot--muted{background:#304655;border-color:#5d7585;color:#c6d5df}.ii-slot--outline{border-style:dashed;background:transparent;color:#b6cdd0}
.ii-twin-path{padding:0 25px;display:grid;gap:8px}.ii-twin-path>div{padding:15px 18px;border-left:2px solid #5e8390;background:#172e3c}.ii-twin-path>div>span{display:block;font: .66rem/1.4 Consolas,monospace;color:#b4d4e2;margin-bottom:6px}.ii-twin-path strong{font-size:.96rem;color:#e1edf0;font-weight:600}.ii-twin-path p{font-size:.77rem;color:#b3c6cd;margin:5px 0 0}.ii-twin-path>span{text-align:center;color:#8caebc;line-height:1}.ii-twin-path .ii-twin-simulated{background:#183c35;border-left-color:var(--ii-accent)}.ii-twin-simulated>span{color:var(--ii-accent)!important}
.ii-connection-sources{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:0 20px}.ii-connection-sources>span{border:1px solid #497175;padding:18px 8px;text-align:center;font-size:.82rem;color:#e2efec}.ii-connection-sources small{display:block;color:#b3cac7;font-size:.63rem;margin-top:6px}.ii-connection-line{text-align:center;font-size:1.5rem;color:var(--ii-accent);margin:12px 0}.ii-connection-hub{display:flex;flex-direction:column;text-align:center;gap:9px;margin:0 25px;padding:23px 10px;border:1px solid #7eb69e;background:#254b40}.ii-connection-hub strong{color:#e5f3e9;letter-spacing:.14em}.ii-connection-hub>span{font-size:.7rem;color:#bddacc}.ii-connection-modes{display:flex;justify-content:center;gap:9px;margin:20px 10px 0;font: .64rem/1.4 Consolas,monospace;color:#cee3dc}.ii-connection-modes span{padding:5px;border-bottom:1px solid #52776b}
.ii-adoption-visual{background:linear-gradient(145deg,#24392f,#111f23)}.ii-adoption-visual ol{list-style:none;padding:0 25px 24px;margin:0;display:grid}.ii-adoption-visual li{display:flex;gap:20px;align-items:center;border-top:1px solid #4b6558;padding:14px 0}.ii-adoption-visual li>span{font: .8rem/1.5 Consolas,monospace;color:#b9d19d}.ii-adoption-visual li strong{color:#e1ecdf;font-size:.95rem;font-weight:600}.ii-adoption-visual small{display:block;color:#b7c8be;font-size:.75rem;margin-top:3px}
.ii-section--knowledge{background:radial-gradient(ellipse at 90% 20%,#407b5b33,transparent 60%),#12292a}.ii-section--knowledge>.container{display:grid;grid-template-columns:1.15fr 1fr;gap:20px 65px;align-items:center}.ii-section--knowledge .ii-section-heading{margin:0}.ii-section--knowledge .ii-flow{display:grid;grid-template-columns:1fr 1fr;margin:0}.ii-section--knowledge .ii-flow li{padding:30px 12px;border-bottom:1px solid #446365}.ii-section--knowledge .ii-flow li:after{display:none}.ii-section--knowledge .ii-section-link{grid-column:1/-1;margin-top:0}
.ii-section--case{background:linear-gradient(100deg,#243d362e,transparent),#10252a}.ii-section--case .ii-section-heading{margin-bottom:0;padding-left:28px;border-left:2px solid #85ebc0b3}.ii-section--case .ii-section-link{margin-left:28px}.ii-section--table>.container{display:grid;grid-template-columns:.85fr 1.15fr;gap:45px;align-items:start}.ii-section--table .ii-section-heading{margin:0}.ii-table-wrap{max-width:100%;min-width:0;overflow-x:auto;border:1px solid #45616a;border-radius:4px}.ii-editorial-table{border-collapse:collapse;width:100%;text-align:left;font-size:.85rem;line-height:1.65}.ii-editorial-table caption{padding:18px 20px;text-align:left;font-size:.72rem;color:#bdd1d2;background:#142d34}.ii-editorial-table th,.ii-editorial-table td{padding:16px 18px;border-top:1px solid #36515b;vertical-align:top;overflow-wrap:anywhere}.ii-editorial-table thead th{color:var(--ii-accent);background:#173239;font-weight:600;font-size:.75rem}.ii-editorial-table tbody th{color:#e1eeec;font-weight:600;min-width:120px}.ii-editorial-table td{color:#b8ccd0}.ii-editorial-table tbody tr:nth-child(even){background:#213c4233}.ii-topic-faq h2{font-size:clamp(1.8rem,3vw,2.5rem)}
@media(max-width:1000px){.ii-section--table>.container{grid-template-columns:1fr;gap:30px}.ii-section--knowledge>.container{gap:30px}.ii-schedule-axis,.ii-schedule-row{grid-template-columns:75px 1fr;gap:8px;margin-inline:18px}}
@media(max-width:800px){.ii-section--knowledge>.container{grid-template-columns:1fr}.ii-section--knowledge .ii-section-link{grid-column:auto}.ii-topic-visual{max-width:620px}.ii-hero--adoption .ii-hero-grid{align-items:start}.ii-section--table .ii-section-heading{max-width:720px}}
@media(max-width:480px){.ii-concept-title{padding:22px 18px 18px}.ii-concept-title>strong{font-size:1.25rem}.ii-concept-note{padding:18px}.ii-schedule-axis,.ii-schedule-row{grid-template-columns:65px 1fr;margin-inline:14px}.ii-schedule-row>span{font-size:.65rem}.ii-slot{padding:10px 4px;font-size:.6rem}.ii-connection-sources{padding-inline:14px;gap:6px}.ii-connection-sources>span{font-size:.7rem;padding:15px 5px}.ii-connection-sources small{font-size:.58rem}.ii-connection-hub{margin-inline:14px}.ii-editorial-table{font-size:.78rem}.ii-editorial-table th,.ii-editorial-table td{padding:13px 10px}.ii-editorial-table tbody th{min-width:85px}.ii-section--case .ii-section-heading{padding-left:18px}.ii-section--case .ii-section-link{margin-left:18px}}