/* ============================================================
   BOSCO SRL — Design System "Modern / Light + Dark"
   Base bianca · accento verde Pantone 3425 · day/night switch
   ============================================================ */

:root{
  --bg:#FFFFFF;
  --surface:#F5F5F7;
  --surface-2:#ECECEF;
  --card:#FFFFFF;
  --text:#0A0A0C;
  --text-soft:#56565E;
  --border:rgba(10,10,12,.10);
  --border-2:rgba(10,10,12,.16);

  /* Accento — verde Pantone 3425 */
  --accent:#00694E;
  --accent-2:#00875E;
  --accent-ink:#FFFFFF;
  --grad:linear-gradient(120deg,#00875E 0%,#00694E 100%);
  --glow:rgba(0,135,94,.16);

  --shadow:0 30px 80px -34px rgba(10,40,30,.30);
  --header-bg:rgba(255,255,255,.72);

  --font:'Manrope',system-ui,-apple-system,'Segoe UI',sans-serif;
  --maxw:1180px;
  --gutter:clamp(20px,5vw,40px);
  --r:18px;--r-lg:28px;--r-xl:40px;
  --header-h:60px;
  --ease:cubic-bezier(.16,1,.3,1);
}
[data-theme="dark"]{
  --bg:#0A0A0C;
  --surface:#141417;
  --surface-2:#1C1C20;
  --card:#161619;
  --text:#F4F4F6;
  --text-soft:#A1A1AA;
  --border:rgba(255,255,255,.10);
  --border-2:rgba(255,255,255,.18);

  --accent:#1FA37A;
  --accent-2:#27C094;
  --accent-ink:#04140E;
  --grad:linear-gradient(120deg,#27C094 0%,#11936B 100%);
  --glow:rgba(31,163,122,.22);

  --shadow:0 40px 110px -30px rgba(0,0,0,.7);
  --header-bg:rgba(10,10,12,.6);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  font-family:var(--font);color:var(--text);background:var(--bg);
  line-height:1.6;font-size:17px;font-weight:400;letter-spacing:-.01em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
  transition:background-color .5s var(--ease),color .5s var(--ease);
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
h1,h2,h3,h4{font-weight:700;line-height:1.04;letter-spacing:-.035em;color:var(--text)}
::selection{background:var(--accent);color:#fff}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter)}
.wrap--wide{max-width:var(--maxw)}
.section{padding-block:clamp(80px,12vw,150px);background:var(--bg);transition:background-color .5s var(--ease)}
.section--alt{background:var(--surface)}

.eyebrow{font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:18px;display:block}
.display{font-size:clamp(44px,8vw,92px);line-height:.98;letter-spacing:-.045em;font-weight:800}
.h-xl{font-size:clamp(34px,5.5vw,66px);font-weight:800;letter-spacing:-.04em}
.h-lg{font-size:clamp(28px,4vw,46px);font-weight:700}
.lead{font-size:clamp(18px,2.1vw,23px);line-height:1.5;color:var(--text-soft);font-weight:400;letter-spacing:-.015em;max-width:60ch}
.center{text-align:center}
.center .lead{margin-inline:auto}

/* ---------- Bottoni ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;font-size:16px;font-weight:600;letter-spacing:-.01em;padding:14px 26px;border-radius:980px;transition:.3s var(--ease);white-space:nowrap}
.btn .ar{transition:transform .3s var(--ease)}
.btn:hover .ar{transform:translateX(3px)}
.btn--accent{background:var(--accent);color:var(--accent-ink)}
.btn--accent:hover{background:var(--accent-2);transform:translateY(-1px)}
.btn--ghost{border:1px solid var(--border-2);color:var(--text)}
.btn--ghost:hover{background:var(--surface-2);transform:translateY(-1px)}
.tlink{font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:6px;font-size:16px}
.tlink .ar{transition:transform .3s var(--ease)}
.tlink:hover .ar{transform:translateX(4px)}

/* ---------- Day / Night image swap ---------- */
.dn{position:relative;overflow:hidden}
.dn .night{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity 1s var(--ease)}
[data-theme="dark"] .dn .night{opacity:1}

/* ---------- Header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--header-h);display:flex;align-items:center;transition:background .4s var(--ease),border-color .4s var(--ease);border-bottom:1px solid transparent}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:var(--maxw)}
.site-header.scrolled{background:var(--header-bg);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--border)}
.brand{display:flex;align-items:center;gap:8px;z-index:101;font-weight:800;font-size:22px;letter-spacing:-.04em;color:var(--text)}
.brand small{font-size:11px;font-weight:500;color:var(--text-soft)}
.brand-logo{height:40px;width:auto;display:block;transition:filter .3s var(--ease)}
.site-header.on-dark:not(.scrolled) .brand-logo,[data-theme="dark"] .brand-logo{filter:invert(1)}
.site-footer .brand-logo{height:34px}
@media(max-width:600px){.brand-logo{height:34px}}
.nav{display:flex;align-items:center;gap:30px}
.nav a{font-size:14.5px;font-weight:500;color:var(--text-soft);transition:color .2s}
.nav a:hover{color:var(--text)}
.nav a[aria-current="page"]{color:var(--accent)}
.nav-tools{display:flex;align-items:center;gap:14px}
.nav-tools .btn{padding:9px 18px;font-size:14.5px}

/* Toggle tema */
.theme-tog{width:38px;height:38px;border-radius:50%;border:1px solid var(--border-2);display:flex;align-items:center;justify-content:center;color:var(--text);transition:.3s var(--ease)}
.theme-tog:hover{background:var(--surface-2)}
.theme-tog .sun{display:none}
.theme-tog .moon{display:block}
[data-theme="dark"] .theme-tog .sun{display:block}
[data-theme="dark"] .theme-tog .moon{display:none}

.burger{display:none;width:30px;height:24px;flex-direction:column;justify-content:center;gap:6px;z-index:101}
.burger span{display:block;height:2px;width:24px;background:var(--text);border-radius:2px;transition:.3s var(--ease)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--bg);overflow:hidden;padding-top:calc(var(--header-h) + clamp(56px,10vw,110px));text-align:center;transition:background-color .5s var(--ease)}
.hero__glow{position:absolute;top:-12%;left:50%;transform:translateX(-50%);width:120vw;height:75vh;background:radial-gradient(ellipse at center,var(--glow) 0%,transparent 62%);z-index:0;pointer-events:none}
.hero__inner{position:relative;z-index:2;max-width:920px;margin:0 auto;padding-inline:var(--gutter)}
.hero h1{margin:14px 0 22px}
.hero .lead{margin-inline:auto;font-size:clamp(18px,2.3vw,24px)}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:34px}
.hero__media{position:relative;z-index:2;max-width:1160px;margin:clamp(46px,7vw,84px) auto 0;padding-inline:var(--gutter)}
.hero__media .dn{border-radius:var(--r-xl);box-shadow:var(--shadow)}
.hero__media .dn img{width:100%}

/* ---------- Stat row ---------- */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,3vw,40px);text-align:center}
.stat b{display:block;font-size:clamp(40px,5.5vw,66px);font-weight:800;letter-spacing:-.05em;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat span{display:block;margin-top:12px;font-size:14px;color:var(--text-soft);font-weight:500}

/* ---------- Section head ---------- */
.sec-head{max-width:760px;margin-bottom:clamp(44px,6vw,70px)}
.sec-head.center{margin-inline:auto}
.sec-head .lead{margin-top:20px}

/* ---------- Product tiles ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:clamp(14px,1.6vw,22px)}
.tile{position:relative;display:block;border-radius:var(--r-lg);overflow:hidden;background:var(--surface-2);aspect-ratio:1/1.12;transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.tile .dn{position:absolute;inset:0}
.tile .dn img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease),opacity 1s var(--ease)}
.tile::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,10,9,.85) 0%,rgba(8,10,9,.18) 46%,transparent 70%);z-index:1}
.tile:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.tile:hover .dn img{transform:scale(1.06)}
.tile__txt{position:absolute;left:0;bottom:0;z-index:2;padding:26px 28px;color:#fff}
.tile__txt .k{font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:#7CE0BC;display:block;margin-bottom:6px}
.tile__txt h3{font-size:25px;color:#fff;margin-bottom:6px;letter-spacing:-.03em}
.tile__txt p{font-size:14px;color:rgba(255,255,255,.78);max-width:34ch;line-height:1.45}
.tile--cta{display:flex;align-items:center;justify-content:center;text-align:center;background:var(--grad)}
.tile--cta::after{display:none}
.tile--cta .tile__txt{position:static;color:#fff}
.tile--cta h3{color:#fff}

/* ---------- Showcase ---------- */
.showcase{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,80px);align-items:center}
.showcase__media{position:relative}
.showcase__media .frame{border-radius:var(--r-lg);overflow:hidden;position:relative;z-index:2;box-shadow:var(--shadow)}
.showcase__media .frame img{width:100%;display:block}
.showcase__glow{position:absolute;inset:-10% -6%;background:radial-gradient(circle at 50% 50%,var(--glow),transparent 60%);z-index:1}
.feat-list{margin-top:30px;display:grid;gap:14px}
.feat-list li{display:flex;gap:12px;align-items:flex-start;font-size:16.5px;color:var(--text-soft)}
.feat-list .ck{flex:none;width:22px;height:22px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;margin-top:2px;color:#fff}

/* ---------- Servizi ---------- */
.serv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:clamp(14px,1.6vw,20px)}
.serv-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);padding:clamp(28px,3vw,40px);transition:.4s var(--ease)}
.serv-card:hover{transform:translateY(-5px);border-color:var(--accent)}
.serv-card .ic{width:54px;height:54px;border-radius:16px;background:var(--glow);display:flex;align-items:center;justify-content:center;color:var(--accent);margin-bottom:22px}
.serv-card h3{font-size:21px;margin-bottom:10px;letter-spacing:-.025em}
.serv-card p{font-size:15px;color:var(--text-soft);line-height:1.55}

/* ---------- CTA ---------- */
.cta-wrap{text-align:center;max-width:780px;margin:0 auto}
.cta-wrap .btn{margin-top:32px}
.cta-contacts{display:flex;flex-wrap:wrap;gap:10px 28px;justify-content:center;margin-top:34px;font-size:15px;color:var(--text-soft)}
.cta-contacts a:hover{color:var(--accent)}

/* ---------- Footer ---------- */
.site-footer{background:var(--surface);color:var(--text-soft);font-size:14px;padding-block:clamp(48px,6vw,72px)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px}
.site-footer .brand{font-size:22px;margin-bottom:14px}
.site-footer h4{font-size:13px;font-weight:600;color:var(--text);margin-bottom:16px}
.site-footer li{margin-bottom:10px}
.site-footer a:hover{color:var(--accent)}
.foot-bottom{border-top:1px solid var(--border);margin-top:48px;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px}
.socials{display:flex;gap:10px;margin-top:18px}
.socials a{width:38px;height:38px;border-radius:50%;background:var(--surface-2);display:flex;align-items:center;justify-content:center;color:var(--text);transition:.3s}
.socials a:hover{background:var(--accent);color:#fff}

/* ---------- Page hero interne ---------- */
.page-hero{background:var(--surface);text-align:center;padding-top:calc(var(--header-h) + clamp(64px,9vw,110px));padding-bottom:clamp(56px,8vw,90px);position:relative;overflow:hidden}
.page-hero .hero__glow{height:60vh}
.page-hero h1{margin-top:12px;position:relative;z-index:2}
.page-hero .lead{margin-inline:auto;position:relative;z-index:2}
.crumbs{position:relative;z-index:2;font-size:13px;color:var(--text-soft);margin-bottom:8px}
.crumbs a:hover{color:var(--accent)}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- Mobile ---------- */
@media(max-width:880px){
  .nav-tools .btn{display:none}
  .burger{display:flex}
  .nav{position:fixed;inset:0;background:var(--bg);flex-direction:column;justify-content:center;gap:10px;transform:translateX(100%);transition:transform .45s var(--ease)}
  .nav.open{transform:none}
  .nav a{font-size:30px;font-weight:700;color:var(--text)}
  body.menu-open{overflow:hidden}
  .burger.active span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .burger.active span:nth-child(2){opacity:0}
  .burger.active span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .showcase{grid-template-columns:1fr}
  .stat-row{grid-template-columns:1fr 1fr;gap:36px 16px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .dn .night{transition:none}
}

/* ============================================================
   COMPONENTI PAGINE INTERNE
   ============================================================ */
.prose{max-width:760px}
.prose p{margin-bottom:1.1em;color:var(--text-soft);font-size:18px;line-height:1.7}
.prose p:last-child{margin-bottom:0}
.prose h2{font-size:clamp(26px,3.4vw,38px);margin:1.5em 0 .5em}
.prose h3{font-size:22px;margin:1.4em 0 .4em}
.prose strong{color:var(--text);font-weight:600}

/* griglia media + testo riutilizzabile (showcase) con varianti */
.showcase.rev .showcase__media{order:2}

/* Lista modelli / elementi */
.model-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.model-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;transition:.4s var(--ease)}
.model-card:hover{border-color:var(--accent);transform:translateY(-6px);box-shadow:var(--shadow)}
.model-card .mc-media{position:relative;aspect-ratio:4/5;overflow:hidden;cursor:zoom-in;background:var(--surface-2)}
.model-card .mc-media .dn{position:absolute;inset:0}
.model-card .mc-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease),opacity 1s var(--ease)}
.model-card:hover .mc-media img{transform:scale(1.06)}
.model-card .mc-media::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(to top,rgba(8,10,9,.28),transparent 32%)}
.model-card .mc-media::after{content:"";position:absolute;top:14px;right:14px;z-index:2;width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.92) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='18' height='18' fill='none' stroke='%230A0A0C' stroke-width='2'><circle cx='8' cy='8' r='5.5'/><path d='M12.5 12.5l3.5 3.5M5.5 8h5M8 5.5v5'/></svg>") center/18px no-repeat;
  opacity:0;transform:scale(.8);transition:.3s var(--ease);box-shadow:0 4px 14px rgba(0,0,0,.2)}
.model-card:hover .mc-media::after{opacity:1;transform:none}
.model-card .mc-body{padding:20px 22px}
.model-card .mc-name{font-weight:700;font-size:19px;letter-spacing:-.02em;display:flex;align-items:center;justify-content:space-between;gap:10px}
.model-card .mc-dim{font-size:13.5px;color:var(--text-soft);margin-top:8px;line-height:1.5}
.model-card .mc-pdf{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:13.5px;font-weight:600;color:var(--accent)}
.model-card .mc-pdf:hover{color:var(--accent-2)}
.chip{display:inline-block;font-size:11px;font-weight:600;color:var(--accent);background:var(--glow);padding:3px 10px;border-radius:980px}
.model-card .mc-desc{font-size:14px;color:var(--text-soft);margin-top:8px;line-height:1.5}
.model-card .mc-dims{margin-top:14px;display:grid;gap:5px;border-top:1px solid var(--border);padding-top:14px}
.model-card .mc-dims li{font-size:12.5px;color:var(--text-soft);display:flex;gap:8px;line-height:1.4}
.model-card .mc-dims li::before{content:"";flex:none;width:5px;height:5px;border-radius:50%;background:var(--accent);margin-top:6px}

/* Specifiche / lista puntata a due colonne */
.spec-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px 32px;margin-top:8px}
.spec-grid li{display:flex;gap:12px;align-items:flex-start;font-size:16px;color:var(--text-soft);padding:6px 0;border-bottom:1px solid var(--border)}
.spec-grid .ck{flex:none;width:20px;height:20px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;margin-top:3px;color:#fff}

/* Download list */
.dl-list{display:grid;gap:10px;margin-top:8px}
.dl-row{display:flex;align-items:center;gap:16px;background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:16px 20px;transition:.3s var(--ease)}
.dl-row:hover{border-color:var(--accent)}
.dl-row .ic{color:var(--accent);flex:none}
.dl-row .meta{flex:1}
.dl-row .meta b{font-weight:600;font-size:16px}
.dl-row .meta span{display:block;font-size:13px;color:var(--text-soft)}
.dl-row .go{color:var(--accent);font-weight:600;font-size:14px;white-space:nowrap}

/* Form */
.form{display:grid;gap:18px;max-width:640px}
.form.wide{max-width:none}
.field{display:grid;gap:7px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field label{font-size:14px;font-weight:600}
.field label .req{color:var(--accent)}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:16px;color:var(--text);background:var(--card);
  border:1px solid var(--border-2);border-radius:var(--r);padding:13px 16px;width:100%;
  transition:border-color .2s,box-shadow .2s;
}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--glow)}
.form-note{font-size:13px;color:var(--text-soft)}

/* Info contatti */
.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.info-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);padding:24px}
.info-card .ic{width:46px;height:46px;border-radius:13px;background:var(--glow);display:flex;align-items:center;justify-content:center;color:var(--accent);margin-bottom:16px}
.info-card h3{font-size:16px;margin-bottom:6px}
.info-card a,.info-card p{font-size:15px;color:var(--text-soft);line-height:1.5}
.info-card a:hover{color:var(--accent)}

/* Mappa */
.map{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--border);line-height:0}
.map iframe{width:100%;height:380px;border:0;filter:grayscale(.2)}
[data-theme="dark"] .map iframe{filter:grayscale(.3) invert(.9) hue-rotate(180deg)}

/* Portfolio realizzazioni */
.work-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:18px}
.work{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:3/2;background:var(--surface-2)}
.work .dn{position:absolute;inset:0}
.work .dn img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease),opacity 1s var(--ease)}
.work::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,10,9,.8),transparent 60%)}
.work:hover .dn img{transform:scale(1.05)}
.work__txt{position:absolute;left:0;bottom:0;z-index:2;padding:22px 24px;color:#fff}
.work__txt span{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:#7CE0BC}
.work__txt h3{color:#fff;font-size:21px;margin-top:4px}

/* utilità */
.divider{height:1px;background:var(--border);margin-block:clamp(40px,6vw,72px)}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.note-box{background:var(--surface);border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:var(--r);padding:16px 20px;font-size:14.5px;color:var(--text-soft)}

@media(max-width:600px){.field-row{grid-template-columns:1fr}}

/* ============================================================
   EFFETTI MODERNI
   ============================================================ */
/* barra avanzamento scroll */
.scroll-prog{position:fixed;top:0;left:0;height:3px;width:0;z-index:200;background:var(--grad);box-shadow:0 0 12px var(--glow)}

/* testo in gradiente */
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* marquee scorrevole */
.marquee{overflow:hidden;border-block:1px solid var(--border);background:var(--bg);padding:20px 0}
.marquee__track{display:flex;align-items:center;gap:40px;width:max-content;animation:marq 30s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee__item{display:inline-flex;align-items:center;gap:40px;white-space:nowrap;font-size:clamp(22px,3.2vw,38px);font-weight:800;letter-spacing:-.03em;text-transform:uppercase;color:var(--text)}
.marquee__item span{display:inline-flex;align-items:center;gap:40px}
.marquee__item span::after{content:"";width:9px;height:9px;border-radius:50%;background:var(--accent)}
.marquee__item .out{color:var(--accent)}
@keyframes marq{to{transform:translateX(-50%)}}

/* tile: arrow glass al hover */
.tile::before{content:"";position:absolute;top:16px;right:16px;z-index:3;width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.35);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='18' height='18' fill='none' stroke='white' stroke-width='2.4'><path d='M5 13L13 5M6 5h7v7'/></svg>");
  background-repeat:no-repeat;background-position:center;
  opacity:0;transform:scale(.8) translateY(-4px);transition:.4s var(--ease)}
.tile:hover::before{opacity:1;transform:none}
.tile--cta::before{display:none}
.tile__txt{transition:transform .4s var(--ease)}
.tile:hover .tile__txt{transform:translateY(-4px)}

/* stagger reveal (impostato via JS con --d) */
.reveal{transition-delay:var(--d,0s)}

/* glow decorativo opzionale in sezione */
.section{position:relative}
.section>.wrap{position:relative;z-index:1}
.glow-blob{position:absolute;z-index:0;width:46vw;height:46vw;max-width:680px;max-height:680px;border-radius:50%;
  background:radial-gradient(circle,var(--glow),transparent 68%);pointer-events:none;opacity:.9}

/* Lightbox */
.lb{position:fixed;inset:0;z-index:300;display:flex;align-items:center;justify-content:center;
  background:rgba(8,10,9,.94);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  opacity:0;visibility:hidden;transition:opacity .35s var(--ease),visibility .35s}
.lb.open{opacity:1;visibility:visible}
.lb__stage{position:relative;display:flex;align-items:center;justify-content:center;width:90vw;height:84vh}
.lb__img{max-width:90vw;max-height:78vh;object-fit:contain;border-radius:var(--r-lg);
  background:radial-gradient(120% 120% at 50% 30%,#1a1a1d,#0e0e10);box-shadow:0 40px 120px rgba(0,0,0,.6);
  opacity:0;transform:scale(.96);transition:opacity .4s var(--ease),transform .4s var(--ease)}
.lb.shown .lb__img{opacity:1;transform:none}
.lb__cap{position:absolute;bottom:-46px;left:0;right:0;text-align:center;color:#fff;font-size:15px;font-weight:500;letter-spacing:-.01em}
.lb__btn{position:absolute;z-index:2;width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);color:#fff;cursor:pointer;
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:.25s var(--ease)}
.lb__btn:hover{background:var(--accent);border-color:var(--accent);transform:scale(1.06)}
.lb__close{top:24px;right:24px}
.lb__prev{left:24px;top:50%;margin-top:-26px}
.lb__next{right:24px;top:50%;margin-top:-26px}
body.lb-open{overflow:hidden}
@media(max-width:600px){.lb__prev{left:10px}.lb__next{right:10px}.lb__btn{width:46px;height:46px}}
@media(prefers-reduced-motion:reduce){.lb,.lb__img{transition:none}}

/* ============================================================
   RIFINITURE 2026 — design system, motion, cursore
   ============================================================ */
/* ingresso pagina */
@keyframes pageIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
main{animation:pageIn .7s var(--ease) both}

/* accessibilità focus */
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}

/* eyebrow con lineetta */
.eyebrow::before{content:"";display:inline-block;width:26px;height:1px;background:currentColor;vertical-align:middle;margin-right:12px;opacity:.45}

/* profondità bottoni accent */
.btn--accent{box-shadow:0 10px 26px -12px var(--accent)}
.btn{will-change:transform}

/* parallax hero */
.hero--full .hero__media{will-change:transform}

/* cursore personalizzato */
.cursor-dot{position:fixed;top:0;left:0;width:30px;height:30px;border:1.5px solid var(--accent);border-radius:50%;
  pointer-events:none;z-index:400;transform:translate(-50%,-50%);
  transition:width .25s var(--ease),height .25s var(--ease),background-color .25s var(--ease),border-color .25s var(--ease)}
.cursor-dot.hot{width:54px;height:54px;background:var(--glow);border-color:transparent}
@media(hover:none),(pointer:coarse){.cursor-dot{display:none!important}}
@media(prefers-reduced-motion:reduce){main{animation:none}}

/* polvere nel faretto verde (page-hero) */
.page-hero .dust{position:absolute;inset:0;z-index:1;pointer-events:none}
.page-hero .hero__beam{position:absolute;left:50%;top:-12%;transform:translateX(-50%);width:min(900px,90%);height:130%;z-index:0;pointer-events:none;
  background:conic-gradient(from 180deg at 50% 0%,transparent 42%,var(--glow) 50%,transparent 58%);
  -webkit-mask-image:linear-gradient(to bottom,#000,transparent 85%);mask-image:linear-gradient(to bottom,#000,transparent 85%);opacity:.7}

/* ============================================================
   HERO FULL-SCREEN "WOW" (home)
   ============================================================ */
.hero--full{position:relative;min-height:60svh;display:flex;align-items:center;
  padding:var(--header-h) 0 0;text-align:left;color:#fff;overflow:hidden;background:var(--ink,#0A0A0C)}
.hero--full .hero__media{position:absolute;inset:0;margin:0;max-width:none;padding:0;z-index:0}
.hero--full .dn{position:absolute;inset:0;border-radius:0;box-shadow:none}
.hero--full .dn img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  animation:heroKB 24s ease-in-out infinite alternate;transform-origin:60% 55%}
.hero--full::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
   linear-gradient(90deg,rgba(6,8,7,.82) 0%,rgba(6,8,7,.45) 45%,rgba(6,8,7,.12) 100%),
   linear-gradient(0deg,rgba(6,8,7,.7) 0%,rgba(6,8,7,0) 45%)}
.hero--full .hero__brandglow{position:absolute;z-index:1;left:-10%;bottom:-20%;width:60vw;height:60vh;
  background:radial-gradient(circle at 30% 70%,rgba(0,135,94,.45),transparent 60%);
  filter:blur(20px);pointer-events:none}
.hero--full .hero__inner{position:relative;z-index:3;width:100%;max-width:var(--maxw)}
.hero--full .hero__content{max-width:720px}
.hero--full .eyebrow{color:#7CE0BC}
.hero--full h1{color:#fff;margin:16px 0 22px;text-shadow:0 2px 40px rgba(0,0,0,.35)}
.hero--full .lead{color:rgba(255,255,255,.9);margin:0;font-size:clamp(18px,2.3vw,24px)}
.hero--full .hero__cta{justify-content:flex-start;margin-top:36px}
.hero--full .btn--ghost{border-color:rgba(255,255,255,.45);color:#fff}
.hero--full .btn--ghost:hover{background:rgba(255,255,255,.12)}

/* carosello hero */
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.6s var(--ease)}
.hero-slide.active{opacity:1}
.hero-slide .dn{position:absolute;inset:0;border-radius:0;box-shadow:none}
.hero-slide .dn img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-slide.active .dn img{animation:heroKB 9s ease-out forwards}
.hero-dots{position:absolute;left:0;right:0;bottom:22px;z-index:4;display:flex;gap:9px;justify-content:center}
.hero-dots button{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.45);border:none;cursor:pointer;padding:0;transition:.35s var(--ease)}
.hero-dots button.active{background:#fff;width:24px;border-radius:5px}
@media(prefers-reduced-motion:reduce){.hero-slide{transition:none}.hero-slide .dn img{animation:none}}

/* indicatore scroll */
.hero__scroll{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:8px;color:rgba(255,255,255,.8);
  font-size:11px;letter-spacing:.18em;text-transform:uppercase;opacity:0;animation:heroFade 1s var(--ease) 1s forwards}
.hero__scroll .ic{width:30px;height:46px;border:1.5px solid rgba(255,255,255,.5);border-radius:980px;position:relative}
.hero__scroll .ic::after{content:"";position:absolute;left:50%;top:8px;width:4px;height:8px;border-radius:4px;
  background:#fff;transform:translateX(-50%);animation:heroDot 1.8s ease-in-out infinite}

/* animazioni d'ingresso */
.hero--full .a1,.hero--full .a2,.hero--full .a3,.hero--full .a4{opacity:0;animation:heroUp .9s var(--ease) forwards}
.hero--full .a1{animation-delay:.15s}.hero--full .a2{animation-delay:.3s}
.hero--full .a3{animation-delay:.5s}.hero--full .a4{animation-delay:.68s}
@keyframes heroUp{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}
@keyframes heroFade{to{opacity:1}}
@keyframes heroKB{from{transform:scale(1.04)}to{transform:scale(1.14)}}
@keyframes heroDot{0%{opacity:0;top:8px}40%{opacity:1}80%{opacity:0;top:24px}100%{opacity:0}}

/* header trasparente sopra l'hero scuro */
.site-header.on-dark:not(.scrolled) .brand,
.site-header.on-dark:not(.scrolled) .nav a,
.site-header.on-dark:not(.scrolled) .theme-tog{color:#fff}
.site-header.on-dark:not(.scrolled) .nav a{color:rgba(255,255,255,.82)}
.site-header.on-dark:not(.scrolled) .nav a:hover{color:#fff}
.site-header.on-dark:not(.scrolled) .brand small{color:rgba(255,255,255,.65)}
.site-header.on-dark:not(.scrolled) .theme-tog{border-color:rgba(255,255,255,.35)}
.site-header.on-dark:not(.scrolled) .burger span{background:#fff}

@media(max-width:600px){
  .hero--full::after{background:linear-gradient(0deg,rgba(6,8,7,.85),rgba(6,8,7,.25) 60%,rgba(6,8,7,.4))}
  .hero--full .hero__cta .btn{flex:1}
}
@media(prefers-reduced-motion:reduce){
  .hero--full .dn img{animation:none}
  .hero--full .a1,.hero--full .a2,.hero--full .a3,.hero--full .a4{opacity:1;animation:none}
  .hero__scroll{opacity:1;animation:none}
  .hero__scroll .ic::after{animation:none}
}