/* ELab S.r.l. — stile del sito */
/* Layout: fasce nere (hero, contatti) alternate a fasce chiare con riquadri arrotondati; sezione progetto = canvas 3D sticky, poi video + specifiche */
:root{
  --bg:#ffffff; --panel:#f3f4f6; --panel-2:#e9ebef; --ink:#0b0c0f; --muted:#5d6370; --line:#e4e6ea;
  --brand:#327bfd; --brand-ink:#1f63e0; --navy:#262262; --cyan:#00aeef; --mid:#1c75bc;
  --night:#08090b; --night-2:#121418; --night-line:#23262d; --on-night:#f4f5f7; --on-night-muted:#a3a8b3;
  --display:"Poppins",system-ui,sans-serif; --body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --r-lg:28px; --r-md:18px; --r-pill:999px;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0c0d10; --panel:#16181d; --panel-2:#1d2026; --ink:#eef0f3; --muted:#9ea4b0; --line:#262a31; --brand-ink:#78a8ff; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0c0d10; --panel:#16181d; --panel-2:#1d2026; --ink:#eef0f3; --muted:#9ea4b0; --line:#262a31; --brand-ink:#78a8ff; color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--display);margin:0;line-height:1.08;letter-spacing:-.02em;text-wrap:balance}
p{margin:0}
.wrap{max-width:1200px;margin-inline:auto;padding-inline:20px}
.btn{display:inline-flex;align-items:center;gap:10px;height:48px;padding:0 22px;border-radius:var(--r-pill);font:600 15px var(--body);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .15s,background .2s}
.btn:hover{transform:translateY(-1px)}
.btn-blue{background:var(--brand);color:#fff}
.btn-blue:hover{background:#4a8bff}
.btn-ghost{background:transparent;color:var(--on-night);border-color:#3a3e47}
.btn-ghost:hover{background:#1a1c21}
.btn svg{width:16px;height:16px}
:focus-visible{outline:3px solid var(--brand);outline-offset:3px}
.reveal{transform:translateY(24px);opacity:.001;transition:transform .7s cubic-bezier(.2,.7,.2,1),opacity .7s}
.reveal.in{transform:none;opacity:1}

/* header */
header.top{position:fixed;left:max(10px,env(safe-area-inset-left,0px));right:max(10px,env(safe-area-inset-right,0px));top:calc(10px + env(safe-area-inset-top,0px));z-index:40;color:var(--on-night);border-radius:22px;
  background:linear-gradient(180deg,rgba(255,255,255,.14),rgba(255,255,255,.04)),rgba(14,16,20,.66);
  -webkit-backdrop-filter:blur(22px) saturate(180%);backdrop-filter:blur(22px) saturate(180%);
  border:1px solid rgba(255,255,255,.16);box-shadow:inset 0 1px 0 rgba(255,255,255,.28),inset 0 -1px 0 rgba(255,255,255,.05),0 10px 30px rgba(0,0,0,.22);max-width:1440px;margin-inline:auto}
header.top .in{height:56px;display:flex;align-items:center;gap:12px;padding-inline:6px 8px}
.burger{width:44px;height:44px;border:0;background:none;cursor:pointer;display:grid;place-content:center;gap:5px;padding:0;color:inherit}
.burger span{width:22px;height:2px;background:currentColor;display:block;border-radius:2px;transition:transform .25s,opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.logo-s{height:42px;width:auto;color:#fff;display:block}
.top .right{margin-left:auto;display:flex;align-items:center;gap:10px}
.lang{display:flex;background:rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.18);border-radius:var(--r-pill);padding:3px}
.lang button{border:0;background:none;color:#fff;font:600 12px var(--body);padding:6px 11px;border-radius:var(--r-pill);cursor:pointer}
.lang button[aria-pressed="true"]{background:#fff;color:#0b0c0f}
.top .btn{height:40px;padding:0 16px;font-size:14px;border-radius:16px}
@media (max-width:620px){.top .btn{display:none}}
nav.menu{position:fixed;z-index:35;inset:0;background:var(--night);color:var(--on-night);padding:calc(100px + env(safe-area-inset-top,0px)) 24px 32px;display:grid;align-content:space-between;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
nav.menu.open{opacity:1;visibility:visible}
nav.menu ul{list-style:none;margin:0 auto;padding:0;width:100%;max-width:1200px}
nav.menu li{border-bottom:1px solid var(--night-line)}
nav.menu a{display:flex;justify-content:space-between;align-items:center;padding:14px 0;font:600 clamp(22px,3.2vw,32px)/1.2 var(--display);text-decoration:none;letter-spacing:-.02em;transform:translateY(16px);opacity:0;transition:transform .5s,opacity .5s,color .2s}
nav.menu.open a{transform:none;opacity:1}
nav.menu li:nth-child(2) a{transition-delay:.05s}nav.menu li:nth-child(3) a{transition-delay:.1s}nav.menu li:nth-child(4) a{transition-delay:.15s}
nav.menu a:hover{color:var(--brand)}
nav.menu a::after{content:"\2192";font-size:.5em;color:var(--on-night-muted)}
nav.menu .info{max-width:1200px;margin:0 auto;width:100%;color:var(--on-night-muted);font-size:15px;display:flex;gap:24px;flex-wrap:wrap}

/* hero */
.hero{background:var(--night);color:var(--on-night);position:relative;overflow:hidden;min-height:max(640px,100svh);display:grid}
#heroGl{position:absolute;inset:0;width:100%;height:100%;display:block}
.hero::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(to bottom,rgba(8,9,11,.95) 0%,rgba(8,9,11,.7) 32%,rgba(8,9,11,0) 52%,rgba(8,9,11,0) 85%,var(--night) 100%)}
.hero .copy{position:relative;z-index:2;text-align:center;display:grid;justify-items:center;align-content:start;gap:18px;padding-top:calc(64px + env(safe-area-inset-top,0px) + clamp(16px,4vh,44px))}
.hero h1{margin:0}
.hero .logo-xl{width:min(330px,62vw);height:auto;color:#fff;display:block}
.hero .sub{font-size:clamp(17px,1.9vw,19px);color:#c3c7cf;max-width:36ch}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.stripes{position:absolute;pointer-events:none;z-index:1}
.stripes i{position:absolute;display:block;transform:rotate(45deg);transform-origin:center}

/* chi siamo */
.about{padding-block:clamp(80px,11vw,140px)}
.about-head{display:grid;gap:18px;max-width:880px;margin-bottom:clamp(40px,5vw,64px)}
.about-head h2{font-size:clamp(38px,5.6vw,68px);font-weight:700}
.about-head h2 em{font-style:normal;color:var(--brand)}
.about-head p{color:var(--muted);font-size:clamp(18px,1.9vw,21px);line-height:1.6;max-width:60ch;text-wrap:pretty}
.bento{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-auto-rows:minmax(240px,auto);gap:16px}
.tile{border-radius:var(--r-lg);background:var(--panel);padding:28px;display:grid;align-content:space-between;gap:24px;position:relative;overflow:hidden;min-width:0}
.tile h3{font-size:26px;font-weight:600}
.tile p{color:var(--muted);font-size:16px;max-width:42ch}
.tile.dark{background:var(--night);color:var(--on-night)}
.tile.dark p{color:var(--on-night-muted)}
.tile.blue{background:var(--brand);color:#fff}
.tile.blue p{color:rgba(255,255,255,.85)}
.tile.wide{grid-column:span 2}
.tile .ill{min-height:200px;display:grid;align-items:center}
.big-ic{width:96px;height:96px;fill:none;stroke:var(--brand);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.acts-h{font-size:13px;font-family:var(--body);font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin:0 0 16px}
.flow{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.flow span{background:var(--bg);border-radius:var(--r-pill);padding:8px 14px;font-size:14px;font-weight:500;box-shadow:0 1px 0 var(--line)}
.flow b{color:var(--brand);font-weight:600}
.robot-ill{position:relative;min-height:200px}
.plan{margin:-28px -28px 0;height:228px;overflow:hidden;border-bottom:1px solid var(--line)}
.plan svg{width:100%;height:100%;display:block}
.pl-bg{fill:var(--panel-2)}.pl-grid{fill:none;stroke:var(--line);stroke-width:1}
.pl-box{fill:var(--bg);stroke:var(--muted);stroke-width:1.4}.pl-rl line{stroke:var(--muted);stroke-width:1;opacity:.45}
.pl-dash{stroke-dasharray:4 3;fill:none}
.pl-c{fill:var(--brand)}.pl-c2{fill:var(--brand);opacity:.45}
.pl-reach{fill:var(--brand);fill-opacity:.06;stroke:var(--brand);stroke-width:1.2;stroke-dasharray:5 4}
.pl-rob{fill:var(--ink)}.pl-rob2{fill:var(--brand)}.pl-arm{stroke:var(--ink);stroke-width:6;stroke-linecap:round}
.pl-flow{fill:none;stroke:var(--brand);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.pl-dim{fill:none;stroke:var(--muted);stroke-width:1}
.pl-t{fill:var(--muted);font:500 10px var(--body);text-anchor:middle}
.pl-note rect{fill:var(--ink)}.pl-note path{stroke:var(--ink);stroke-width:1.2;fill:none}.pl-note text{fill:var(--bg);font:600 11px var(--body)}
.robot-ill canvas{position:absolute;inset:-28px -28px 0 -28px;width:calc(100% + 56px);height:calc(100% + 28px)}
.win{background:#fff;border-radius:14px;box-shadow:0 18px 40px rgba(0,0,0,.18);padding:12px;display:grid;gap:8px;color:#0b0c0f;font-size:12px;max-width:300px}
.win .bar{display:flex;gap:5px}.win .bar i{width:8px;height:8px;border-radius:50%;background:#d6d9de}
.win .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}
.win .grid i{aspect-ratio:1.3;border-radius:3px;background:#1c75bc}
.win .grid i:nth-child(3n){background:#00aeef}.win .grid i:nth-child(4n){background:#262262}
.win .row{display:flex;justify-content:space-between;color:#5d6370}
.stats{display:flex;gap:28px;flex-wrap:wrap}
.stats div{display:grid}
.stats b{font:700 30px var(--display)}
.stats span{font-size:13px;color:var(--muted)}
@media (max-width:900px){.about-head{grid-template-columns:1fr;gap:16px}.bento{grid-template-columns:1fr}.tile.dark{grid-row:auto}.tile.wide{grid-column:auto}}

/* scena 3D (non toccare la logica) */
#progetto{position:relative}
.scene{position:relative;height:560vh}
.stage{position:sticky;top:0;height:100svh;overflow:hidden;background:var(--panel)}
#gl{position:absolute;inset:0;width:100%;height:100%;display:block}
.stage .cap{position:absolute;left:0;right:0;top:calc(96px + env(safe-area-inset-top,0px));pointer-events:none;text-align:center;transition:opacity .3s}
.stage .cap h2{font-size:clamp(34px,5vw,60px);font-weight:700}
.stage .cap p{color:var(--muted);margin-top:8px}
.progress{position:absolute;left:50%;bottom:24px;transform:translateX(-50%);width:min(240px,50vw);height:4px;border-radius:4px;background:var(--panel-2);overflow:hidden}
.progress i{display:block;height:100%;width:0;background:var(--brand);border-radius:4px}
.fade{position:absolute;inset:0;z-index:2;background:var(--panel);opacity:0;pointer-events:none}
.nogl{position:absolute;inset:0;display:grid;place-items:center;color:var(--muted);text-align:center;padding:20px}

/* mypallet: video + specifiche */
.mp{position:relative;z-index:3;margin-top:-45svh;padding-block:clamp(48px,7vw,96px) clamp(80px,10vw,128px);background:linear-gradient(to bottom,transparent,var(--panel) 160px)}
.mp-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:32px;align-items:start}
.player{position:sticky;top:88px;display:grid;gap:18px}
.vid{position:relative;border-radius:var(--r-lg);overflow:hidden;background:#000;aspect-ratio:16/9;max-width:100%;box-shadow:0 30px 70px rgba(10,20,60,.18)}
.vid video{width:100%;height:100%;display:block;object-fit:cover}
.sound{position:absolute;right:14px;bottom:14px;height:40px;border-radius:var(--r-pill);border:0;background:rgba(0,0,0,.6);color:#fff;font:600 13px var(--body);padding:0 14px;display:inline-flex;align-items:center;gap:8px;cursor:pointer;backdrop-filter:blur(8px)}
.sound svg{width:16px;height:16px}
.mp-title{display:flex;justify-content:space-between;align-items:end;gap:16px;flex-wrap:wrap}
.mp-title h2{font-size:clamp(40px,5vw,64px);font-weight:800}
.mp-title h2 span{color:var(--brand)}
.mp-title p{color:var(--muted)}
.mp-intro{font-size:18px;max-width:60ch}
.mp-actions{display:flex;gap:10px;flex-wrap:wrap}
.mp-actions .btn-ghost{color:var(--ink);border-color:var(--line);background:var(--bg)}
.mp-actions .btn-ghost:hover{background:var(--panel-2)}
.specs{display:grid;gap:14px}
.spec{background:var(--bg);border-radius:var(--r-md);padding:22px;display:grid;gap:12px;min-width:0}
.spec header{display:flex;gap:14px;align-items:baseline}
.spec .n{font:700 14px var(--display);color:var(--brand);min-width:22px}
.spec h3{font-size:19px;font-weight:600;letter-spacing:-.01em}
.spec ul{margin:0;padding:0 0 0 36px;color:var(--muted);font-size:15px;display:grid;gap:3px}
.spec ul li::marker{color:var(--brand)}
.spec figure{margin:0;border-radius:12px;overflow:hidden;background:#f3f4f6;border:1px solid var(--line)}
.spec img{display:block;width:100%;height:auto}
.specs-h{font:600 13px var(--body);color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin:6px 0 2px}
@media (max-width:960px){.mp-grid{grid-template-columns:1fr}.player{position:relative;top:0}}

/* contatti */
.contact{padding-block:clamp(24px,4vw,48px) clamp(24px,4vw,48px)}
.cbox{background:var(--night);color:var(--on-night);border-radius:clamp(20px,3vw,36px);position:relative;overflow:hidden;padding:clamp(28px,6vw,80px);display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:40px;align-items:center}
.cbox h2{font-size:clamp(36px,5vw,64px);font-weight:700;position:relative;z-index:2}
.cbox h2 span{color:var(--brand)}
.cbox .lead{color:var(--on-night-muted);margin-top:18px;font-size:18px;max-width:42ch;position:relative;z-index:2}
.cards{display:grid;gap:12px;position:relative;z-index:2}
.ccard{display:grid;grid-template-columns:48px minmax(0,1fr) auto;gap:16px;align-items:center;background:var(--night-2);border:1px solid var(--night-line);border-radius:var(--r-md);padding:16px 18px;text-decoration:none;color:inherit;transition:border-color .2s,transform .2s}
.ccard:hover{border-color:var(--brand);transform:translateY(-2px)}
.ccard .ic{width:48px;height:48px;border-radius:14px;background:var(--brand);display:grid;place-items:center}
.ccard .ic svg{width:22px;height:22px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ccard small{display:block;color:var(--on-night-muted);font-size:13px}
.ccard strong{display:block;font:600 clamp(16px,1.8vw,19px) var(--body);overflow-wrap:anywhere}
.ccard .go{color:var(--on-night-muted);font-size:20px}
.person{display:flex;align-items:center;gap:14px;padding:4px 4px 10px}
.person .av{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--mid),var(--navy));display:grid;place-items:center;font:700 15px var(--display);color:#fff}
.person b{display:block;font-weight:600}.person span{font-size:13px;color:var(--on-night-muted)}
@media (max-width:860px){.cbox{grid-template-columns:1fr}}
footer{padding-block:28px 40px}
footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:14px}
footer nav{display:flex;gap:18px}
footer nav a{text-decoration:none}footer nav a:hover{color:var(--brand)}
footer .logo-s{color:var(--ink);height:34px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{transform:none;opacity:1;transition:none}}