:root{--y:#f8c838;--y2:#fce39a;--y3:#fff3c2;--ink:#181818;--paper:#f7f5ef;--mute:#6f6a60;--line:#18181833;--serif:"Fraunces",Georgia,serif;--sans:"Inter",system-ui,sans-serif;--brand:"Jost","Futura",sans-serif;--pad:max(28px,calc((100vw - 1240px)/2 + 28px))}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{background:var(--paper);color:var(--ink);font:400 17px/1.6 var(--sans);-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.lab,.hero .kicker,.btn,.main-nav,.hl-tag,.hl-date,.cf legend,.cf label,.footer-links,.hero-facts span{font-family:var(--brand)}

/* logo */
.lock{--h:54px;display:inline-flex;align-items:center;gap:calc(var(--h)*.22)}
.lock svg{height:var(--h);aspect-ratio:300/330;display:block;flex:none}
.lock i{width:1px;height:calc(var(--h)*1.16);background:currentColor}
.lock .wm{width:calc(var(--h)*2.36);height:calc(var(--h)*.294);background:currentColor;-webkit-mask:url(assets/wordmark.png) center/contain no-repeat;mask:url(assets/wordmark.png) center/contain no-repeat}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:var(--paper);border-bottom:2px solid var(--ink);display:flex;justify-content:space-between;align-items:center;padding:12px var(--pad)}
.brand{text-decoration:none}
.main-nav{display:flex;gap:28px;align-items:center;font:500 12px var(--brand);letter-spacing:.14em;text-transform:uppercase}
.main-nav a{text-decoration:none;padding:6px 0}
.main-nav a:hover,.main-nav a.active{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:6px;text-decoration-color:var(--y)}
.nav-drop{position:relative}
.nav-sub{display:none;position:absolute;top:100%;left:-16px;min-width:320px;background:var(--paper);border:2px solid var(--ink);padding:8px 0;letter-spacing:.04em;text-transform:none;font:500 14px var(--sans)}
.nav-drop:hover .nav-sub,.nav-drop:focus-within .nav-sub{display:block}
.nav-sub a{display:block;padding:9px 18px;text-decoration:none!important}
.nav-sub a:hover{background:var(--y)}
.theme-toggle{display:none}
.menu-toggle{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.menu-toggle span{position:absolute;left:10px;right:10px;height:2px;background:var(--ink)}
.menu-toggle span:first-child{top:17px}.menu-toggle span:last-child{top:25px}

/* copertine */
.cover,.hero-split{background:var(--y);position:relative;overflow:hidden}
.mark{position:absolute;right:3%;top:30px;height:calc(100% - 60px);max-height:520px;aspect-ratio:300/330;pointer-events:none}
.mark path{fill:none;stroke:var(--ink);stroke-width:32;stroke-dasharray:1;stroke-dashoffset:1;animation:draw .9s cubic-bezier(.6,0,.2,1) forwards}
.mark .arr{animation-delay:.3s}.mark .e1{animation-delay:1.7s}.mark .e2{animation-delay:1.85s}.mark .e3{animation-delay:2s}
.mark rect{fill:var(--y3);transform-box:fill-box;transform-origin:center;transform:scaleY(0);animation:grow .6s 1.15s cubic-bezier(.3,0,.2,1) forwards}
@keyframes draw{to{stroke-dashoffset:0}}@keyframes grow{to{transform:none}}
.hero{padding:70px var(--pad) 90px;position:relative;z-index:1}
.kicker{border-top:2px solid var(--ink);padding-top:12px;max-width:520px;display:flex;justify-content:space-between;font:500 12px var(--brand);letter-spacing:.14em;text-transform:uppercase}
h1{font:300 clamp(40px,6vw,92px)/.96 var(--serif);letter-spacing:-.035em;font-variation-settings:"opsz" 144}
.hero h1{margin-top:36px;font-size:clamp(44px,7vw,104px);max-width:11ch}
h1 em,.accent-word{font-style:italic;font-weight:500}
.rw{display:inline-block;white-space:nowrap;box-shadow:inset 0 -.13em var(--y3);padding:0 .08em;transition:transform .35s cubic-bezier(.3,0,.2,1),opacity .35s}
.rw.out{transform:translateY(-.35em);opacity:0}.rw.pre{transform:translateY(.35em);opacity:0;transition:none}
.lead,.page-lead{max-width:42ch;font-size:19px;margin-top:30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;margin-top:26px;background:var(--ink);color:var(--y);padding:14px 22px;text-decoration:none;font:700 13px var(--brand);letter-spacing:.14em;text-transform:uppercase;border:2px solid var(--ink);cursor:pointer}
.btn:hover{background:#000}
.btn-ghost{background:transparent;color:var(--ink)}.btn-ghost:hover{background:var(--ink);color:var(--y)}

/* definizione */
.def{background:var(--ink);color:var(--paper)}
.def .wrap{display:grid;grid-template-columns:repeat(12,1fr);gap:28px;padding:56px var(--pad);align-items:end}
.def h2{grid-column:1/6;font:300 clamp(54px,8vw,110px)/.9 var(--serif);letter-spacing:-.04em;color:var(--y)}
.def .ph{grid-column:6/13;font:400 14px var(--brand);letter-spacing:.06em;color:var(--y2)}
.def p{margin-top:6px;font:300 clamp(20px,2.3vw,28px)/1.3 var(--serif);color:var(--paper)}

/* pagine interne */
.hero-split{display:grid;grid-template-columns:repeat(12,1fr);gap:0 28px;padding:64px var(--pad) 72px}
.hero-split .page-hero{grid-column:1/10;position:relative;z-index:1}
.hero-split h1{max-width:13ch;border-top:2px solid var(--ink);padding-top:22px}
.hero-aside{grid-column:1/8;position:relative;z-index:1}
.hero-aside .page-lead{margin-top:24px}
.hero-facts{list-style:none;padding:0;margin-top:28px;border-top:2px solid var(--ink)}
.hero-facts li{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px solid var(--line);font-size:15px}
.hero-facts span{font:500 12px var(--brand);letter-spacing:.14em;text-transform:uppercase}
.hero-facts a{text-decoration:none}.hero-facts a:hover{text-decoration:underline}
.svc-search{position:relative;margin-top:26px}
.svc-search-box{display:flex;align-items:center;gap:10px;background:var(--paper);border:2px solid var(--ink);padding:0 14px}
.svc-search-box svg{width:22px;flex:none}
.svc-search-box input{flex:1;border:0;background:none;font:400 16px var(--sans);padding:14px 0;outline:0;min-width:0}
.svc-results{position:absolute;left:0;right:0;top:100%;z-index:5;background:var(--paper);border:2px solid var(--ink);border-top:0;list-style:none;padding:0}
.svc-results button{width:100%;text-align:left;background:none;border:0;border-bottom:1px solid var(--line);padding:12px 14px;font:inherit;cursor:pointer;display:flex;flex-direction:column}
.svc-results button:hover{background:var(--y)}
.svc-results span{font-size:13px;color:var(--mute)}.svc-empty{padding:12px 14px}

/* sezioni generiche */
.section{padding:84px var(--pad);border-bottom:2px solid var(--ink)}
h2{font:300 clamp(30px,4vw,54px)/1.05 var(--serif);letter-spacing:-.025em}
h3{font:500 22px/1.2 var(--serif);letter-spacing:-.01em}
.intro-grid,.about-intro-grid,.network-grid,.contact-inner{display:grid;grid-template-columns:repeat(12,1fr);gap:28px}
.intro-grid h2{grid-column:1/8}
.intro-copy{grid-column:8/13;align-self:end}
.intro-copy p+p,.about-intro-copy p+p{margin-top:1em}
.about-intro-copy{grid-column:3/11;font:300 clamp(20px,2.2vw,26px)/1.4 var(--serif)}
.about-intro-copy strong{font-weight:500;box-shadow:inset 0 -.4em var(--y2)}
.text-link{display:inline-block;margin-top:20px;font:700 13px var(--brand);letter-spacing:.14em;text-transform:uppercase;text-decoration:none;border-bottom:3px solid var(--y)}
.text-link:hover{background:var(--y)}
.ef-arrow::after{content:"→"}

/* servizi home: indice (era un binario orizzontale) */
.services{padding:84px var(--pad);border-bottom:2px solid var(--ink)}
.rail-head{display:grid;grid-template-columns:repeat(12,1fr);gap:28px}
.rail-head h2{grid-column:1/9}
.rail-progress{display:none}
.rail-track{list-style:none;padding:0;margin-top:36px;border-top:2px solid var(--ink);counter-reset:s}
.rail-card{display:grid;grid-template-columns:56px minmax(0,1fr) minmax(0,1.2fr) 150px;gap:24px;padding:24px 0;border-bottom:1px solid var(--line);align-items:baseline;transition:background .25s,padding .25s}
.rail-card::before{counter-increment:s;content:counter(s,decimal-leading-zero);font:700 13px var(--brand);letter-spacing:.1em}
.rail-card:hover{background:var(--y);padding-left:0;padding-right:0}.rail-card h3,.rail-card::before{transition:transform .25s}.rail-card:hover h3,.rail-card:hover::before{transform:translateX(14px)}
.rail-icon{display:none}
.rail-card h3{font:300 clamp(22px,2.4vw,32px)/1.15 var(--serif)}
.rail-card p{font-size:15px;color:var(--mute)}.rail-card:hover p{color:var(--ink)}
.rail-link{font:700 12px var(--brand);letter-spacing:.14em;text-transform:uppercase;text-decoration:none;text-align:right}
.rail-link:hover{text-decoration:underline}

/* temi caldi */
.section-head{margin-bottom:32px}
.hl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));border-top:2px solid var(--ink)}
.hl-card{padding:26px 28px 28px 0;border-bottom:1px solid var(--line)}
.hl-card-top{display:flex;justify-content:space-between;gap:12px;margin-bottom:14px}
.hl-tag{background:var(--y);padding:2px 10px;font:700 11px var(--brand);letter-spacing:.14em;text-transform:uppercase}
.hl-date{font:500 12px var(--brand);letter-spacing:.1em;color:var(--mute)}
.hl-card p{margin-top:10px;font-size:15px}
.hl-card ul{margin:10px 0 0 18px;font-size:15px}

/* rete */
.network-callout{background:var(--ink);color:var(--paper);position:relative;overflow:hidden}
.network-callout h2{color:var(--y)}
.network-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.22;filter:grayscale(1)}
.network-red-detail{display:none}
.network-grid{position:relative}
.network-grid>div:first-child{grid-column:1/8}
.network-copy{grid-column:8/13}
.network-callout .btn{background:var(--y);color:var(--ink);border-color:var(--y)}

/* team */
.team-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));border-top:2px solid var(--ink)}
.team-card-item{padding:26px 28px 28px 0;border-bottom:1px solid var(--line);font-size:15px}
.team-card-top{display:flex;align-items:center;gap:16px;margin-bottom:14px}
.team-card-top h2{font:300 28px/1.1 var(--serif)}
.team-avatar{width:64px;height:64px;border-radius:0;object-fit:cover;flex:none;filter:grayscale(1);border:2px solid var(--ink)}
.team-avatar-initials{display:grid;place-items:center;background:var(--y);font:700 16px var(--brand);filter:none}
.team-more{margin-top:10px}.team-more summary{cursor:pointer;font:700 12px var(--brand);letter-spacing:.14em;text-transform:uppercase}
.team-more p{margin-top:.8em}
.team-card-pending{color:var(--mute);font-style:italic}
.team-card-link{display:inline-block;margin-top:14px;font:700 12px var(--brand);letter-spacing:.14em;text-transform:uppercase;text-decoration:none;border-bottom:3px solid var(--y)}

/* pagina servizi */
.service-area{padding:72px var(--pad);border-bottom:2px solid var(--ink)}
.service-area-visual{display:none}
.service-area-head{display:grid;grid-template-columns:repeat(12,1fr);gap:28px;margin-bottom:28px}
.service-area-index{display:none}
.service-area-title-wrap{grid-column:1/-1;display:grid;grid-template-columns:repeat(12,1fr);gap:28px}
.service-area-title-wrap h2{grid-column:1/8}
.service-area-title-wrap p{grid-column:8/13;align-self:end;font-size:15px;color:var(--mute);border-left:6px solid var(--y);padding-left:14px}
.service-activity-list{overflow-anchor:none;list-style:none;padding:0;border-top:2px solid var(--ink)}
.service-activity-item{border-bottom:1px solid var(--line)}
.service-activity-item h3{font:inherit}
.service-activity-row{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;background:none;border:0;padding:20px 0;text-align:left;font:300 clamp(20px,2.2vw,28px)/1.2 var(--serif);color:inherit;cursor:pointer;transition:background .25s,padding .25s}
.service-activity-row:hover,.is-open .service-activity-row{background:var(--y);padding-left:14px;padding-right:14px}
.service-activity-plus{width:18px;height:18px;position:relative;flex:none}
.service-activity-plus::before,.service-activity-plus::after{content:"";position:absolute;background:var(--ink);left:0;right:0;top:8px;height:2px;transition:transform .25s}
.service-activity-plus::after{transform:rotate(90deg)}
.is-open .service-activity-plus::after{transform:none}
.service-activity-description{display:grid;grid-template-rows:0fr;transition:grid-template-rows .35s ease}
.service-activity-item.no-anim .service-activity-description{transition:none}
.is-open .service-activity-description{grid-template-rows:1fr}
.service-activity-body{overflow:hidden;max-width:70ch;font-size:16px}
.service-activity-body{padding:0 14px}
.service-activity-body::before,.service-activity-body::after{content:"";display:block;height:20px}
.service-activity-body::after{height:26px}
.service-activity-body p+p,.service-activity-body ul{margin-top:.9em}
.service-activity-body ul{margin-left:20px}
.svc-hit{animation:hit 1.4s}@keyframes hit{0%{background:var(--y2)}100%{background:none}}

/* contatti */
.contact{background:var(--y);border-bottom:0}
.contact-inner>div:first-child{grid-column:1/6}
.contact-inner>div:last-child{grid-column:6/13}
.contact h2{font-size:clamp(34px,5vw,68px);letter-spacing:-.035em}
.contact-details{margin-top:30px;display:flex;flex-direction:column;gap:4px;align-items:flex-start}
.cf{display:grid;gap:18px}
.cf-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cf label{display:block;font:500 12px var(--brand);letter-spacing:.12em;text-transform:uppercase}
.cf small{text-transform:none;letter-spacing:0;font:400 12px var(--sans);color:#3d3a33}
.cf input[type=text],.cf input[type=email],.cf input[type=tel],.cf textarea{display:block;width:100%;margin-top:6px;background:var(--paper);border:2px solid var(--ink);padding:12px;font:400 16px var(--sans);border-radius:0;outline:0}
.cf textarea{min-height:120px;resize:vertical}
.cf input:focus,.cf textarea:focus{background:#fff}
.cf-invalid{border-color:#b3261e!important}
.cf fieldset{border:0;padding:0}.cf legend{font:500 12px var(--brand);letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}
.cf-chips{display:flex;flex-wrap:wrap;gap:8px}
.cf-chips label{text-transform:none;letter-spacing:0;font:400 14px var(--sans)}
.cf-chips input{position:absolute;opacity:0}
.cf-chips span{display:inline-block;border:2px solid var(--ink);padding:6px 12px;cursor:pointer}
.cf-chips input:checked+span{background:var(--ink);color:var(--y)}
.cf-chips input:focus-visible+span{outline:3px solid var(--ink);outline-offset:2px}
.cf-hp{position:absolute;left:-9999px}
.cf-privacy{display:flex!important;gap:10px;align-items:flex-start;text-transform:none!important;letter-spacing:0!important;font:400 14px var(--sans)!important}
.cf-privacy input{margin-top:4px;accent-color:var(--ink)}
.cf-send{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.cf-send .btn{margin-top:0}.cf-send button:disabled{opacity:.5}
.cf-send p{font-size:14px}.cf-ok{font-weight:500}.cf-err{color:#b3261e;font-weight:500}
.cf-done{display:none}

/* privacy */
.legal-inner{max-width:760px;margin:0 auto;font-size:16px}
.legal h1{font-size:clamp(34px,4.6vw,60px);margin-bottom:20px}
.legal h2{font:500 26px/1.2 var(--serif);margin:2em 0 .5em}
.legal p,.legal li{margin-top:.7em}.legal ul{margin-left:22px}
.legal-lead{font:300 20px/1.4 var(--serif)}.legal-updated{color:var(--mute);font-size:14px}
.legal a{text-decoration-color:var(--y);text-decoration-thickness:3px}

/* footer */
.site-footer{background:var(--ink);color:var(--y2);padding:34px var(--pad);display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:center;font-size:14px}
.site-footer .lock{color:var(--paper)}
.footer-brand{text-decoration:none}
.footer-links{display:flex;gap:22px;font:500 12px var(--brand);letter-spacing:.14em;text-transform:uppercase}
.footer-links a{text-decoration:none}.footer-links a:hover{text-decoration:underline}

/* comparsa */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .7s,transform .7s}.reveal.in-view{opacity:1;transform:none}
.delay-1{transition-delay:.12s}

@media(max-width:900px){
  .menu-toggle{display:block}
  .main-nav{position:fixed;inset:0;top:64px;background:var(--paper);flex-direction:column;align-items:flex-start;gap:6px;padding:28px;font-size:15px;transform:translateX(100%);visibility:hidden;transition:transform .3s,visibility .3s;overflow:auto}
  .main-nav.open{transform:none;visibility:visible}
  .nav-sub{display:block;position:static;border:0;padding:0 0 8px 14px;min-width:0}
  .nav-sub a{padding:6px 0;font-size:14px}
  .lock{--h:40px}
}
@media(max-width:820px){
  .mark{right:-14%;opacity:.16}
  .def h2,.def .ph,.intro-grid h2,.intro-copy,.about-intro-copy,.rail-head h2,.network-grid>div,.network-copy,.contact-inner>div,.service-area-title-wrap h2,.service-area-title-wrap p,.hero-split .page-hero,.hero-aside{grid-column:1/-1}
  .hero{padding-top:48px;padding-bottom:64px}
  .rail-card{grid-template-columns:36px 1fr;gap:8px 12px}.rail-card p,.rail-link{grid-column:2;text-align:left}
  .cf-row{grid-template-columns:1fr}
  .contact-inner>div:first-child,.contact-inner>div:last-child{grid-column:1/-1}
  .hs input{width:100%}
  .section,.service-area,.services{padding-top:56px;padding-bottom:56px}
}
@media(prefers-reduced-motion:reduce){.mark path{animation:none;stroke-dashoffset:0}.mark rect{animation:none;transform:none}.reveal{opacity:1;transform:none;transition:none}}
.li-ico{vertical-align:-2px;margin-left:4px}

/* hero: link approccio + ricerca servizi */
.kicker-btn{color:inherit;text-decoration:none;font:inherit}
.kicker-btn:hover{text-decoration:underline}
.hs{position:relative;margin-top:26px;z-index:5}
.hs input{box-sizing:border-box;width:260px;padding:14px 18px;background:transparent;color:var(--ink);border:2px solid var(--ink);font:700 13px var(--brand);letter-spacing:.14em;text-transform:uppercase;border-radius:0;outline:0}
.hs input::placeholder{color:var(--ink);opacity:.75}
.hs input:focus{background:var(--paper)}
.hs .svc-results{left:0;right:auto;width:min(420px,86vw);border-radius:0;top:calc(100% + 6px)}
.hs .svc-results button{border-radius:0}
.li-link{display:inline-flex;align-items:center}
.hero-energia{overflow-x:clip;overflow-y:visible}
@media(max-width:820px){.hs input{width:100%}}
.rail-card{position:relative;cursor:pointer}.rail-link{position:absolute;inset:0;font-size:0;grid-column:1/-1!important;grid-row:1/-1}
.area-all{display:none;padding:8px var(--pad) 64px}
.area-mode .area-all{display:block}
.area-mode .service-area:not(.is-current){display:none}
.area-mode .hero-split{position:fixed;inset:0;z-index:100;overflow:hidden auto;transform:translateY(-100%);visibility:hidden;transition:transform .55s cubic-bezier(.2,.7,.2,1),visibility 0s .55s}
.area-mode .hero-split.sheet-open{transform:none;visibility:visible;transition:transform .55s cubic-bezier(.2,.7,.2,1)}
.area-mode .hero-split .reveal{opacity:1;transform:none}
.sheet-close{position:absolute;top:18px;right:var(--pad);z-index:2;width:44px;height:44px;border:2px solid var(--ink);background:transparent;color:var(--ink);font:400 28px/1 var(--brand);cursor:pointer}
.sheet-close:hover{background:var(--ink);color:var(--y)}
body{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}main{flex:1 0 auto}.site-footer{margin-top:auto}
.area-mode .services-sections{padding-top:0}.area-mode .service-area.is-current{padding-top:40px}.area-mode #contatti{display:none}