/* =========================================================
   Ormentis — landing
   Direzione: Kimi K3 (taglio del logo, tre nature, corsie)
   Rifinitura: motion legata al prodotto, ritmo, accessibilità
   ========================================================= */

/* ============ TOKENS & BASE ============ */
:root{
  --green:#0E3B2E; --deep:#082A20; --sage:#A9C4B8; --mist:#F2F5F3;
  --ink:#1C2420; --muted:#5F6964; --white:#ffffff;
  --tint:#E3ECE7;
  --ormentis-lime:#CDFF3D;
  --accent:var(--ormentis-lime); --accent-ink:#082A20;
  --line:rgba(14,59,46,.16); --line-2:rgba(14,59,46,.26);
  --line-d:rgba(169,196,184,.3); --sage-08:rgba(169,196,184,.08); --sage-16:rgba(169,196,184,.16);
  --font:'Figtree',ui-sans-serif,system-ui,-apple-system,'Segoe UI',sans-serif;
  --wrap:1240px; --pad:clamp(20px,4vw,48px);
  --sec:clamp(88px,10vw,150px);
  --hdr:76px;
  --ease:cubic-bezier(.22,.9,.24,1);
  --ease-io:cubic-bezier(.65,0,.35,1);
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
/* Scroll a schermate: snap nativo sul documento, nessuna intercettazione di rotella o touch.
   L'header fisso è compensato una sola volta qui (scroll-padding), per snap e ancore.
   Proximity di base (mobile, altezze basse, zoom): i contenuti alti scorrono liberi. */
html{font-size:16.5px;-webkit-text-size-adjust:100%;scroll-padding-top:var(--hdr);scroll-snap-type:y proximity}
@media (min-width:1021px) and (min-height:680px){html{scroll-snap-type:y mandatory}}
.hero,.demo,#per-chi,#knowledge-pack,#contatto{scroll-snap-align:start;scroll-snap-stop:always}
html:not(.still){scroll-behavior:smooth}
@media (max-width:640px){html{font-size:15.75px}}
body{font-family:var(--font);color:var(--ink);background:var(--mist);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;text-rendering:optimizeLegibility}
@supports (overflow-x:clip){body{overflow-x:clip}}
img,svg,canvas{display:block;max-width:100%}
a{color:inherit}
button{font-family:inherit;font-size:inherit;cursor:pointer;color:inherit}
ul,ol{list-style:none}
::selection{background:var(--sage);color:var(--deep)}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:var(--pad)}
section{position:relative;padding-block:var(--sec)}
.on-dark{background:var(--deep);color:var(--white)}
.eyebrow{display:flex;align-items:center;gap:14px;font-size:.9rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--green);margin-bottom:24px;line-height:1.3}
.eyebrow::before{content:"";flex:none;width:44px;height:2px;background:currentColor}
.on-dark .eyebrow{color:var(--sage)}
.lead{font-size:clamp(1.12rem,1.55vw,1.3rem);line-height:1.55;max-width:58ch;color:var(--ink)}
.on-dark .lead{color:var(--sage)}
.body-t{max-width:60ch;margin-top:1.1em;font-size:1rem;color:var(--muted)}
.on-dark .body-t{color:var(--sage)}
:focus{outline:none}
:focus-visible{outline:3px solid var(--green);outline-offset:3px;border-radius:4px}
.on-dark :focus-visible,.hero :focus-visible,.site-footer :focus-visible{outline-color:var(--sage)}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:fixed;top:-80px;left:16px;z-index:2000;background:var(--deep);color:#fff;padding:12px 20px;border-radius:6px;font-weight:700;text-decoration:none;transition:top .25s}
.skip:focus{top:14px}

/* ============ CUT HEADLINE (dispositivo dal taglio del logo) ============ */
.cut-h{position:relative;font-weight:800;letter-spacing:-.024em;line-height:1.04;font-size:clamp(2.1rem,4.5vw,3.8rem);max-width:20ch;margin-bottom:28px;text-wrap:balance}
.cut-h .sizer{display:block}
.cut-h .half,.cut-h .seam{display:none}
.on-dark .cut-h{color:var(--white)}
html.js:not(.still) .cut-h.cut-armed .sizer{opacity:0}
html.js:not(.still) .cut-h.cut-armed .half{display:block;position:absolute;inset:0;opacity:0;pointer-events:none;
  transition:transform 1.15s var(--ease) var(--cd,.1s),opacity .55s ease var(--cd,.1s)}
html.js:not(.still) .cut-h.cut-armed .half.top{clip-path:polygon(-6% -30%,106% -30%,106% 50%,-6% 50%);transform:translate3d(calc(var(--dx,48px) * -1),-.05em,0)}
html.js:not(.still) .cut-h.cut-armed .half.bot{clip-path:polygon(-6% 50%,106% 50%,106% 130%,-6% 130%);transform:translate3d(var(--dx,48px),.05em,0)}
html.js:not(.still) .cut-h.cut-armed.cut-in .half{opacity:1;transform:none}
html.js:not(.still) .cut-h.cut-armed .seam{display:block;position:absolute;left:-1.5%;right:-1.5%;top:50%;height:2px;margin-top:-1px;background:var(--green);transform:scaleX(0);transform-origin:left center;pointer-events:none}
.on-dark .cut-h .seam,.hero .cut-h .seam{background:var(--sage)!important}
html.js:not(.still) .cut-h.cut-armed.cut-in .seam{animation:seamDraw 1.6s var(--ease) var(--cd,.1s) both}
@keyframes seamDraw{0%{transform:scaleX(0);opacity:1}42%{transform:scaleX(1);opacity:1}100%{transform:scaleX(1);opacity:0}}

/* ============ REVEAL ============ */
html.js:not(.still) .rv{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease) var(--rd,0s),transform .9s var(--ease) var(--rd,0s)}
html.js:not(.still) .rv.in{opacity:1;transform:none}
.rv-d1{--rd:.08s}.rv-d2{--rd:.18s}.rv-d3{--rd:.3s}

/* ============ BUTTONS ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:52px;font-size:1.03rem;font-weight:700;line-height:1.25;padding:14px 28px;border-radius:6px;text-decoration:none;border:2px solid transparent;text-align:center;transition:background .3s var(--ease),color .3s,transform .3s var(--ease),border-color .3s}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-solid{background:#fff;color:var(--deep)}
.btn-solid:hover{background:var(--sage)}
.btn-line{border-color:var(--sage);color:#fff;background:transparent}
.btn-line:hover{background:var(--sage-16)}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--deep)}
.btn-ghost{background:transparent;color:var(--green);border-color:var(--green)}
.btn-ghost:hover{background:var(--tint)}
.btn-sm{min-height:44px;padding:10px 18px;font-size:.97rem}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.btn .arr{transition:transform .3s var(--ease)}
.btn:hover .arr{transform:translateX(5px)}
html.still .btn:hover,html.still .btn:hover .arr{transform:none}

/* ============ HEADER ============ */
.site-header{position:fixed;inset:0 0 auto 0;z-index:900;padding:0 var(--pad);transition:background .35s,box-shadow .35s}
.site-header .bar{max-width:var(--wrap);margin:0 auto;display:flex;align-items:center;gap:30px;height:var(--hdr)}
.site-header .logo{display:block;flex:none;border-radius:4px}
.site-header .logo img{height:26px;width:auto}
.site-header .logo-green{display:none}
.site-header.scrolled,.site-header.menu-open{background:rgba(242,245,243,.95);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--line)}
.site-header.scrolled .logo-white,.site-header.menu-open .logo-white{display:none}
.site-header.scrolled .logo-green,.site-header.menu-open .logo-green{display:block}
.site-header :focus-visible{outline-color:var(--sage)}
.site-header.scrolled :focus-visible,.site-header.menu-open :focus-visible{outline-color:var(--green)}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:28px}
.main-nav a{position:relative;font-size:.98rem;font-weight:600;color:#fff;text-decoration:none;opacity:.88;transition:opacity .25s,color .25s;padding:6px 0}
.main-nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.main-nav a:hover{opacity:1}
.main-nav a:hover::after,.main-nav a.is-current::after{transform:scaleX(1)}
.main-nav a.is-current{opacity:1}
.site-header.scrolled .main-nav a{color:var(--ink)}
.nav-cta{font-size:.95rem;font-weight:700;color:var(--deep)!important;background:var(--sage);padding:11px 20px!important;border-radius:6px;text-decoration:none;opacity:1!important;transition:background .3s}
.nav-cta:hover{background:#fff}
.site-header.scrolled .nav-cta{background:var(--green);color:#fff!important}
.site-header.scrolled .nav-cta:hover{background:var(--deep)}
.nav-toggle{display:none;margin-left:auto;background:none;border:2px solid var(--sage);border-radius:6px;width:48px;height:44px;position:relative}
.nav-toggle span{position:absolute;left:12px;right:12px;height:2px;background:var(--sage);transition:transform .3s,opacity .3s}
.nav-toggle span:nth-child(1){top:14px}.nav-toggle span:nth-child(2){top:20px}.nav-toggle span:nth-child(3){top:26px}
.site-header.scrolled .nav-toggle,.site-header.menu-open .nav-toggle{border-color:var(--green)}
.site-header.scrolled .nav-toggle span,.site-header.menu-open .nav-toggle span{background:var(--green)}
.read-line{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--green);transform-origin:left;transform:scaleX(var(--rp,0));opacity:0;transition:opacity .3s;pointer-events:none}
.site-header.scrolled .read-line{opacity:1}
@media (max-width:1180px){
  .main-nav{position:absolute;top:var(--hdr);left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--mist);padding:8px var(--pad) 26px;box-shadow:0 24px 40px rgba(8,42,32,.18);transform:translateY(-12px);opacity:0;visibility:hidden;transition:opacity .3s,transform .3s,visibility 0s .3s;max-height:calc(100vh - var(--hdr));overflow-y:auto}
  .main-nav.open{transform:none;opacity:1;visibility:visible;transition:opacity .3s,transform .3s}
  .main-nav a{color:var(--ink)!important;font-size:1.25rem;font-weight:700;padding:14px 0;border-bottom:1px solid var(--line)}
  .main-nav a:not(.nav-cta)::after{display:none}
  .main-nav .nav-cta{margin-top:18px;border-bottom:0;background:var(--green);color:#fff!important;font-size:1.05rem;text-align:center;padding:14px 20px!important}
  .nav-toggle{display:block}
  .menu-open .nav-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}
  .menu-open .nav-toggle span:nth-child(2){opacity:0}
  .menu-open .nav-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
}

/* ============ HERO ============ */
/* prima schermata: solo messaggio e CTA, centrata nell'altezza visibile */
.hero{padding:0;background:var(--deep);color:#fff;display:flex;flex-direction:column;justify-content:center;min-height:100vh;min-height:100svh;overflow:hidden}
.hero-core{position:relative;z-index:2;width:100%;max-width:var(--wrap);margin:0 auto;padding:calc(var(--hdr) + clamp(20px,4vh,56px)) var(--pad) clamp(72px,11vh,110px)}
.next-cue{position:absolute;left:50%;bottom:clamp(14px,3vh,28px);translate:-50% 0;z-index:2;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:8px 14px;color:var(--sage);font-size:.92rem;font-weight:700;text-decoration:none;white-space:nowrap}
.next-cue:hover{color:#fff}
.next-cue .arr{display:inline-block}
html.js:not(.still) .next-cue .arr{animation:cueNudge 2.4s var(--ease-io) 2s 3}
@keyframes cueNudge{50%{transform:translateY(4px)}}
@media (max-height:620px){.next-cue{display:none}}
.hero .eyebrow{color:var(--sage)}
.hero .eyebrow.hero-life{font-size:clamp(.88rem,1.15vw,1.02rem);margin-bottom:clamp(16px,2.4vh,24px)}
.hero .cut-h{font-size:clamp(2.2rem,4.9vw,4.35rem);line-height:.99;letter-spacing:-.03em;max-width:none;color:#fff;margin-bottom:0}
.hero .cut-h em{font-style:italic;color:var(--sage)}
.br-wide{display:none}
@media (min-width:760px){.br-wide{display:inline}}
.hero-sub{margin-top:clamp(18px,2.8vh,28px);font-size:clamp(1.05rem,1.4vw,1.22rem);line-height:1.55;max-width:62ch;color:var(--sage)}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px 16px;margin-top:clamp(20px,3.2vh,32px)}
.sw{display:inline-block;flex:none;width:36px;height:0;border-top:3px solid var(--sage)}
.sw.dash{border-top-style:dashed}
.sw.dot{border-top-style:dotted;border-top-width:4px}
.motion-btn{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:9px 18px;border-radius:99px;border:1.5px solid var(--line-d);background:transparent;color:#fff;font-size:.95rem;font-weight:700;transition:background .25s,border-color .25s}
.motion-btn:hover{background:var(--sage-16);border-color:var(--sage)}
.motion-btn svg{width:14px;height:14px;flex:none}
.motion-btn .i-play{display:none}
.motion-btn[data-paused="true"] .i-play{display:block}
.motion-btn[data-paused="true"] .i-pause{display:none}
.motion-btn[hidden]{display:none}
@media (max-width:640px){
  .hero-ctas .btn{width:100%}
}
/* hero a due colonne: messaggio a sinistra, ecosistema a destra; le quattro fasi restano a tutta larghezza */
.hero-grid{display:grid;gap:clamp(28px,5vh,44px)}
.hero-copy{min-width:0}
.hero-viz{display:flex;flex-direction:column;align-items:center;gap:6px;width:100%;max-width:420px;margin-inline:auto}
.eco{width:100%;margin:0}
.eco-svg{width:100%;height:auto;overflow:visible}
.eco-paths path{fill:none;stroke:var(--sage);stroke-opacity:.42;stroke-width:1.2}
.eco-ring{fill:var(--sage-08);stroke:var(--sage);stroke-opacity:.5;stroke-width:1.2}
.eco-pill{fill:var(--sage-08);stroke:var(--sage);stroke-opacity:.5;stroke-width:1.2}
.eco-ping{fill:none;stroke:#fff;stroke-width:1.4;opacity:0}
.eco-ic{fill:none;stroke:#fff;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.eco-ic-s{stroke-width:1.3}
.eco-badge{fill:var(--deep);stroke:var(--sage);stroke-opacity:.6;stroke-width:1.1}
.eco-l,.eco-k,.eco-pk,.eco-pv,.eco-b{font-family:var(--font);text-anchor:middle}
.eco-l{fill:#fff;font-size:13px;font-weight:600}
.eco-k{fill:var(--sage);font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}
.eco-pk{fill:var(--sage);fill-opacity:.8;font-size:10.5px;font-weight:600}
.eco-pv{fill:#fff;fill-opacity:.62;font-size:11.5px;font-weight:500}
.eco-b{fill:var(--sage);font-size:10.5px;font-weight:600;letter-spacing:.02em}
.eco-cut{stroke:var(--sage);stroke-opacity:.55;stroke-width:1.5}
.eco-pulse circle{fill:var(--sage);opacity:.28}
.eco-pulse circle.c{fill:#fff;opacity:1}
.eco-pulse{opacity:0}
.eco-cap{margin-top:4px;text-align:center;color:var(--sage);font-size:.92rem;font-weight:600}
html.still .eco-pulse,html.still .eco-ping{display:none}
@media (prefers-reduced-motion:reduce){.eco-pulse,.eco-ping{display:none}}
.hero-motion{min-height:40px;padding:6px 14px;font-size:.82rem;color:var(--sage);border-color:transparent}
.hero-motion:hover{color:#fff}
.hero-motion svg{width:11px;height:11px}
@media (min-width:1021px){
  .hero-grid{grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);align-items:center;gap:clamp(36px,4.5vw,72px)}
  .hero-grid .cut-h{font-size:clamp(2.2rem,3.2vw,3.3rem)}
  .hero-grid .hero-sub{max-width:54ch}
  .hero-viz{max-width:none;margin:0}
  /* l'intero hero resta in una schermata (1366×768, 1440×900): il diagramma cede in altezza */
  .eco-svg{max-height:calc(100svh - var(--hdr) - 300px);min-height:260px}
}
@media (max-width:1020px){
  .hero-core{padding-bottom:clamp(84px,12vh,110px)}
}

/* sequenza d'ingresso dell'hero */
html.js:not(.still) .hero .intro{opacity:0;transform:translateY(16px);transition:opacity .9s var(--ease) var(--d,0s),transform .9s var(--ease) var(--d,0s)}
html.js:not(.still) .hero.play .intro{opacity:1;transform:none}

/* ============ INVERSIONE EDITORIALE: strisce bianche su verde profondo ============
   Lo sfondo bianco segue ogni riga spezzata (box-decoration-break: clone), mai un
   riquadro pieno. L'interlinea supera l'area del testo (~1.2em in Figtree) più il
   padding, così tra una striscia e l'altra resta un filo di verde. */
.ink{background:#fff;color:var(--deep);-webkit-box-decoration-break:clone;box-decoration-break:clone}
.cut-h.inv,.hero .cut-h.inv{line-height:1.28}
.cut-h.inv .ink{padding:0 .16em}
.hero .cut-h.inv em{color:var(--green)}
.eyebrow.inv{color:#fff;line-height:1.95}
.eyebrow.inv > span{min-width:0}
.eyebrow.inv .ink{padding:.24em .3em .24em .55em;letter-spacing:.2em}
.hero-sub.inv{color:var(--deep);line-height:1.72;padding-left:clamp(14px,1.6vw,20px);border-left:2px solid #fff}
.hero-sub.inv .ink{padding:.14em .34em}

/* ============ HERO: sei casi sul grafo ============
   Grafo aperto sul verde, senza riquadro: corsie, elementi a barre, relazioni
   sottili nelle tre nature, segnali luminosi. Pausa: percorso completo e fermo. */
/* seconda schermata: altezza visibile meno l'header fisso. Il grafo cede altezza
   (--sg-h) perché tab, deliverable/tutor e controlli restino tutti visibili. */
.demo{padding:0;background:var(--deep);color:#fff;display:flex;flex-direction:column;justify-content:center;min-height:calc(100vh - var(--hdr));min-height:calc(100svh - var(--hdr));border-top:1px solid rgba(169,196,184,.14)}
.demo :focus-visible{outline-color:var(--sage)}
.scene{--sg-h:clamp(170px,calc(100svh - var(--hdr) - 440px),300px);position:relative;z-index:2;width:100%;max-width:var(--wrap);margin:0 auto;padding:clamp(12px,2.2vh,28px) var(--pad) clamp(12px,2.2vh,28px)}
.scene-prompt{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 12px;margin:0 0 12px;font-size:1rem;font-weight:800;color:#fff}
.scene-prompt span{font-size:.9rem;font-weight:500;color:var(--sage)}
.scene-tabs{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px;padding-bottom:8px}
.scene-tab{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 12px;background:rgba(169,196,184,.09);border:1px solid rgba(169,196,184,.5);border-radius:8px;color:#fff;font-size:.9rem;white-space:normal;font-weight:700;cursor:pointer;transition:color .2s,border-color .2s,background .2s,box-shadow .2s}
.scene-tab-icon{display:inline-flex;align-items:center;justify-content:center;flex:none;width:18px;height:18px;border:1.5px solid currentColor;border-radius:3px;color:var(--sage)}
.scene-tab-icon::after{content:"";font-size:.85rem;font-weight:800;line-height:1}
.scene-tab:hover{background:rgba(169,196,184,.22);border-color:#fff;box-shadow:0 0 0 1px rgba(169,196,184,.25)}
.scene-tab[aria-selected="true"]{color:var(--deep);background:#fff;border-color:#fff;box-shadow:0 3px 14px rgba(0,0,0,.15)}
.scene-tab[aria-selected="true"] .scene-tab-icon{color:var(--green)}
.scene-tab[aria-selected="true"] .scene-tab-icon::after,.scene-tab:focus .scene-tab-icon::after{content:"✓"}
.scene-tab:focus-visible{outline:3px solid var(--sage);outline-offset:3px}
.scene-panel{border-radius:4px}
.scene-graph{position:relative;height:var(--sg-h);margin-top:clamp(10px,1.8vh,20px)}
.scene-graph .sg{width:100%;height:100%;overflow:visible}
.sg-lane{font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;fill:rgba(169,196,184,.82)}
.sg-lane.on{fill:#fff}
.sg.tight .sg-lane{font-size:9.5px;letter-spacing:.04em}
.sg-e{fill:none;stroke:rgba(169,196,184,.26);stroke-width:1.2}
.sg-e.n1{stroke-dasharray:7 5}
.sg-e.n2{stroke-dasharray:.1 5.5;stroke-linecap:round;stroke-width:2.2}
.sg-e.lit{stroke:rgba(255,255,255,.9);stroke-width:1.8}
.sg-e.lit.n2{stroke-width:3}
.sg-n .box{fill:rgba(169,196,184,.07);stroke:rgba(169,196,184,.42);stroke-width:1}
.sg-n .bar{fill:rgba(169,196,184,.42)}
.sg-n .box,.sg-n .bar,.sg-e,.sg-lane{transition:fill .3s,stroke .3s,stroke-width .3s}
.sg-n.lit .box{fill:var(--sage);stroke:var(--sage)}
.sg-n.lit .bar{fill:rgba(8,42,32,.7)}
.sg-n.gap.lit .box{fill:rgba(8,42,32,.6);stroke:#fff;stroke-width:1.5;stroke-dasharray:4 3}
.sg-n.gap.lit .bar{fill:rgba(169,196,184,.3)}
.sg-n.cur .box{fill:#fff;stroke:#fff;filter:drop-shadow(0 0 6px rgba(255,255,255,.8))}
.sg-ring{fill:none;stroke:#fff;stroke-width:1.5}
.sg-lab{font-size:12.5px;font-weight:700;fill:#fff;opacity:0;transition:opacity .35s}
.sg-lab.on{opacity:1}
.sg-lab.gap{font-style:italic}
.sg.tight .sg-lab{display:none}
/* segnale guidato: tratto appena percorso + punto luminoso (pilotati da JS) */
.sg-hot{fill:none;stroke:#fff;stroke-width:3;stroke-linecap:round;opacity:0;filter:drop-shadow(0 0 4px rgba(255,255,255,.85))}
.sg-dot{fill:#fff;opacity:0;filter:drop-shadow(0 0 6px #fff) drop-shadow(0 0 2px #fff)}
/* convergenza verso il deliverable */
.sg-conv{opacity:0;transition:opacity .3s}
.sg.st2 .sg-conv{opacity:1}
.sg-conv path{fill:none;stroke:rgba(255,255,255,.75);stroke-width:1.4}
.sg.st3 .sg-conv path{stroke:rgba(169,196,184,.4);transition:stroke .6s}
.sg-cdot{fill:#fff;filter:drop-shadow(0 0 4px #fff)}

/* deliverable d'esempio: spazio riservato, si compone con --k (0 → 1) */
.scene-out{position:relative;display:flex;justify-content:center;margin-top:clamp(10px,1.8vh,18px)}
.scene-out::before{content:"";position:absolute;inset:0;margin:0 auto;width:min(640px,100%);border:1px dashed var(--line-d);border-radius:6px;opacity:calc(1 - var(--k) * 2)}
.so-doc{--a:clamp(0,calc(var(--k) * 4),1);position:relative;width:min(640px,100%);padding:10px 16px 10px;border-radius:6px;background:var(--mist);color:var(--deep);border-top:3px solid var(--sage);box-shadow:0 10px 30px rgba(0,0,0,.25);opacity:var(--a);transform:translateY(calc((1 - var(--a)) * 10px)) scale(calc(.97 + var(--a) * .03))}
.so-doc::after{content:"";position:absolute;top:-3px;right:0;width:16px;height:16px;background:linear-gradient(225deg,var(--deep) 50%,var(--tint) 50%);border-bottom-left-radius:3px}
.scene-out.done .so-doc{box-shadow:0 0 0 1px rgba(169,196,184,.5),0 12px 34px rgba(0,0,0,.3)}
.so-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:2px 12px;padding-right:14px}
.so-tag{font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--green)}
.so-stage{display:flex;gap:10px;font-size:.7rem;font-weight:700;color:rgba(14,59,46,.4)}
.so-stage li.past{color:var(--muted)}
.so-stage li.on{color:var(--green);text-decoration:underline 2px var(--sage);text-underline-offset:3px}
.so-title{margin-top:3px;font-size:1.06rem;font-weight:700;line-height:1.3;color:var(--deep)}
.so-secs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px 14px;margin-top:8px;padding-top:8px;border-top:1px solid var(--line)}
.so-secs li{opacity:clamp(0,calc(var(--k) * 4 - 1 - var(--i)),1)}
.so-secs b{display:block;font-size:.8rem;font-weight:700;color:var(--green)}
.so-l{display:grid;gap:4px;margin-top:5px}
.so-l i{display:block;height:3px;border-radius:2px;background:var(--sage);width:92%}
.so-l i+i{width:64%;opacity:.6}
.so-note{margin-top:8px;font-size:.74rem;color:var(--muted);opacity:clamp(0,calc(var(--k) * 4 - 3),1)}
/* variante tutor (onboarding): pannello di dialogo, senza angolo piegato */
.scene-out.tutor .so-doc::after{display:none}
.scene-out.tutor .so-doc{border-radius:12px}
.so-tutor[hidden],.so-secs[hidden]{display:none}
.so-who{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;opacity:clamp(0,calc(var(--k) * 4 - 1),1)}
.so-opt{min-height:32px;padding:4px 12px;border-radius:99px;border:1.5px solid var(--sage);background:transparent;color:var(--green);font-size:.78rem;font-weight:700}
.so-opt[aria-pressed=true]{background:var(--green);border-color:var(--green);color:#fff}
.so-chat{display:grid;gap:6px;margin-top:8px;padding-top:8px;border-top:1px solid var(--line)}
.so-q,.so-a{max-width:88%;padding:6px 10px;border-radius:10px;font-size:.84rem;line-height:1.45}
.so-q{justify-self:end;background:var(--green);color:#fff;border-bottom-right-radius:3px;opacity:clamp(0,calc(var(--k) * 4 - 1.5),1)}
.so-a{justify-self:start;background:#fff;color:var(--deep);border-bottom-left-radius:3px;opacity:clamp(0,calc(var(--k) * 4 - 2.2),1)}
.so-src{font-size:.72rem;font-weight:700;color:var(--green);opacity:clamp(0,calc(var(--k) * 4 - 2.8),1)}
@media (max-width:480px){
  .so-q,.so-a{max-width:100%}
  .so-secs{grid-template-columns:1fr;gap:5px}
  .so-secs li{display:grid;grid-template-columns:7.2em 1fr;align-items:center;gap:10px}
  .so-l{margin-top:0}
}

.replay-btn{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:9px 16px;border-radius:99px;border:1.5px solid var(--line-d);background:transparent;color:#fff;font-size:.95rem;font-weight:700;transition:background .25s,border-color .25s}
.replay-btn:hover{background:var(--sage-16);border-color:var(--sage)}
.replay-btn svg{width:14px;height:14px;flex:none}
.replay-btn[hidden]{display:none}
.scene-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 28px;margin-top:clamp(8px,1.6vh,14px)}
.scene-foot{column-gap:12px}
.scene-foot .scene-line{margin-right:16px}
.scene-line{flex:1 1 34ch;font-size:clamp(1rem,1.25vw,1.1rem);line-height:1.5;color:var(--sage);max-width:78ch}
.scene-line b{color:#fff;font-weight:700}
@media (min-width:641px) and (max-width:1020px){.scene-tabs{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:640px){
  .scene-tabs{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .scene-tab{font-size:.85rem;white-space:normal;flex:1 1 145px;text-align:left;justify-content:space-between}
  .scene-graph{height:200px;margin-top:14px}
}
/* mobile e altezze basse: la schermata cresce col contenuto, il grafo non scende sotto 200px */
@media (max-width:1020px),(max-height:620px){.scene{--sg-h:clamp(200px,40vw,260px)}}


/* ============ SEAM DIVIDER ============ */
.seam-div{position:relative;height:86px;max-width:var(--wrap);margin:0 auto}
.seam-div i{position:absolute;height:2px;background:var(--sage);opacity:.6;transition:transform 1.3s var(--ease)}
.seam-div i:nth-child(1){left:var(--pad);width:38%;top:34px;transform-origin:left}
.seam-div i:nth-child(2){right:var(--pad);width:52%;top:50px;transform-origin:right;transition-delay:.15s}
html.js:not(.still) .seam-div:not(.in) i{transform:scaleX(0)}
.seam-band{background:var(--mist)}
.seam-band.white{background:#fff}
.seam-band.dark{background:var(--deep)}

/* ============ PER CHI: hub di conoscenza → tre ruoli ============ */
.who{background:var(--mist);padding-block:clamp(56px,7vh,96px)}
.who-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(36px,5vw,80px);align-items:center}
.who .cut-h{font-size:clamp(2rem,3.6vw,3.2rem);max-width:14ch;margin-bottom:18px}
.who .lead{max-width:44ch}
.who-ex{margin-top:24px;padding:18px 20px;border-radius:10px;background:#fff;border-left:4px solid var(--green);box-shadow:0 1px 0 var(--line)}
.who-ex-k{font-size:.82rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--green)}
.who-ex-q{margin-top:6px;font-size:1.08rem;font-weight:700;line-height:1.4;color:var(--deep)}
.who-ex-a{margin-top:6px;font-size:.98rem;line-height:1.5;color:var(--muted)}
html.js:not(.still) .who-ex.swap .who-ex-q,html.js:not(.still) .who-ex.swap .who-ex-a{animation:provIn .5s var(--ease) both}
html.js:not(.still) .who-ex.swap .who-ex-a{animation-delay:.08s}
.who-note{margin-top:14px;font-size:.93rem;line-height:1.5;color:var(--muted);max-width:52ch}

.who-stage{display:grid;grid-template-columns:minmax(150px,.7fr) clamp(40px,6vw,90px) minmax(0,1.6fr);align-items:stretch}
.who-hub{align-self:center;display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;padding:26px 8px;border-radius:14px;background:var(--deep);color:#fff;box-shadow:0 18px 40px -22px rgba(8,42,32,.6)}
.who-hub > svg{width:64px;height:66px;margin-bottom:12px;overflow:hidden}
.who-hub span{font-size:.88rem;line-height:1.35;color:var(--sage)}
.who-links{width:100%;height:100%;overflow:visible}
.who-links path{fill:none;stroke:var(--line-2);stroke-width:2;vector-effect:non-scaling-stroke;transition:stroke .35s}
.who-links path.on{stroke:var(--green);stroke-width:3;stroke-dasharray:6 6}
html.js:not(.still) .who-links path.on{animation:whoFlow 1.2s linear infinite}
@keyframes whoFlow{to{stroke-dashoffset:-12}}
html.js:not(.still) .who-stage.rv:not(.in) .who-links path{stroke-dasharray:140;stroke-dashoffset:140}
html.js:not(.still) .who-stage.rv .who-links path{transition:stroke-dashoffset 1.2s var(--ease) .3s,stroke .35s}
.who-roles{display:grid;grid-template-rows:repeat(3,1fr);gap:14px}
.who-card{display:flex;align-items:center;gap:16px;width:100%;min-height:44px;padding:16px 18px;text-align:left;border-radius:12px;border:2px solid var(--line-2);background:#fff;color:var(--ink);transition:border-color .25s,background .25s,transform .35s var(--ease),box-shadow .35s}
.who-card svg{flex:none;width:44px;height:44px;padding:8px;border-radius:10px;background:var(--tint);color:var(--green);transition:background .25s,color .25s}
.who-card b{display:block;font-size:1.1rem;font-weight:800;color:var(--deep);line-height:1.25}
.who-card small{display:block;margin-top:3px;font-size:.95rem;line-height:1.4;color:var(--muted)}
.who-card:hover{border-color:var(--green)}
html.js:not(.still) .who-card:hover{transform:translateX(4px)}
.who-card:focus-visible{outline:3px solid var(--green);outline-offset:3px}
.who-card[aria-pressed="true"]{border-color:var(--green);background:var(--green);box-shadow:0 14px 30px -20px rgba(8,42,32,.7)}
.who-card[aria-pressed="true"] b{color:#fff}
.who-card[aria-pressed="true"] small{color:var(--sage)}
.who-card[aria-pressed="true"] svg{background:var(--sage);color:var(--deep)}
.who-side{min-width:0}
.who-deploy{display:flex;align-items:center;gap:16px;margin-top:18px;padding-top:14px;border-top:1px solid var(--line)}
.who-deploy-k{flex:none;font-size:.82rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--green)}
.who-deploy-list{flex:1;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;list-style:none;margin:0;padding:0}
.who-deploy-list li{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:10px;border:1px solid var(--line-2);background:#fff}
.who-deploy-list svg{flex:none;width:32px;height:32px;padding:6px;border-radius:8px;background:var(--tint);color:var(--green)}
.who-deploy-list b{display:block;font-size:.95rem;font-weight:800;color:var(--deep);line-height:1.2}
.who-deploy-list small{display:block;font-size:.84rem;line-height:1.3;color:var(--muted)}
@media (max-width:920px){
  .who-grid{grid-template-columns:minmax(0,1fr)}
  .who-deploy{flex-direction:column;align-items:stretch;gap:10px}
  .who-stage{grid-template-columns:minmax(0,1fr);gap:14px}
  .who-links{display:none}
  .who-hub{flex-direction:row;justify-content:center;flex-wrap:wrap;padding:16px}
  .who-hub > svg{width:140px;max-width:100%;height:auto;margin:0}
  .who-hub span{flex-basis:100%}
}

@keyframes provIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ============ KNOWLEDGE PACK ============ */
.kp{background:var(--deep);color:#fff;padding-block:clamp(28px,4vh,48px)}
.kp-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.25fr);gap:clamp(32px,4.5vw,72px);align-items:center;margin-top:10px}
.kp-copy .cut-h{max-width:14ch;font-size:clamp(2.1rem,3.6vw,3.2rem)}
.kp-copy .kp-join{font-weight:500;color:var(--sage)}
.kp-copy .kp-title-tail{display:block;margin-top:.65em;font-size:.63em;line-height:1.22;font-weight:500;letter-spacing:-.015em;color:var(--sage)}
.kp-copy .lead{max-width:40ch}
.kp-status{display:inline-flex;align-items:center;gap:10px;margin-top:20px;padding:6px 14px;border-radius:99px;background:var(--sage-08);border:1px solid rgba(169,196,184,.4);color:#fff;font-size:.95rem;font-weight:700;line-height:1.35}
.kp-status-dot{flex:none;width:9px;height:9px;border-radius:50%;background:var(--sage)}
html.js:not(.still) .kp-status-dot{animation:statusPulse 2.2s ease-out infinite}
@keyframes statusPulse{0%{box-shadow:0 0 0 0 rgba(169,196,184,.6)}100%{box-shadow:0 0 0 10px rgba(169,196,184,0)}}
.kp-panel{background:#fff;color:var(--ink);border-radius:14px;box-shadow:0 30px 60px rgba(0,0,0,.35);overflow:hidden;font-size:.95rem}
.kp-bar{display:flex;align-items:center;gap:14px;padding:10px 18px;background:var(--mist);border-bottom:1px solid var(--line);font-size:.82rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.kp-dots{display:flex;gap:6px}
.kp-dots i{width:9px;height:9px;border-radius:50%;background:var(--line)}
.kp-body{padding:16px 20px 12px;display:grid;gap:12px}
.kp-product{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;border:1px solid var(--line);border-radius:9px}
.kp-product small{display:block;font-size:.78rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.kp-product b{font-size:1.08rem;color:var(--deep)}
.kp-tag{flex:none;font-size:.8rem;font-weight:800;color:#fff;background:var(--green);padding:3px 10px;border-radius:99px}
.kp-pack{display:flex;align-items:center;gap:8px;font-size:.92rem;color:var(--muted)}
.kp-pack b{color:var(--deep)}
.kp-check{flex:none;display:inline-grid;place-items:center;width:16px;height:16px;border-radius:50%;background:var(--green)}
.kp-check::after{content:"";width:6px;height:3px;border:solid #fff;border-width:0 0 2px 2px;transform:translateY(-1px) rotate(-45deg)}
.kp-cols{display:grid;grid-template-columns:1.15fr 1fr;gap:18px}
.kp-set{border:0;margin:0;padding:0;min-width:0}
.kp-set legend,.kp-legend{padding:0;margin-bottom:6px;font-size:.8rem;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--deep)}
.kp-refs{display:grid;grid-template-columns:1fr 1fr;gap:0 10px}
.kp-refs label{display:flex;align-items:center;gap:7px;padding:3px 0;cursor:pointer;font-size:.9rem}
.kp-refs input{width:16px;height:16px;accent-color:var(--green);margin:0}
.kp-hint{margin-top:6px;font-size:.8rem;color:var(--muted)}
.kp-files li{display:flex;align-items:center;gap:8px;padding:5px 0;border-top:1px solid var(--line);font-size:.9rem;font-weight:600}
.kp-files li:first-child{border-top:0}
.kp-fn{min-width:0;overflow-wrap:anywhere}
.kp-meta{margin-left:auto;display:flex;align-items:center;gap:8px;flex:none}
.kp-files small{font-size:.78rem;font-weight:700;color:var(--green)}
.kp-build{display:block;font-size:.8rem;font-weight:600;color:var(--muted);font-variant-numeric:tabular-nums}
.kp-product{flex-wrap:wrap}
.kp-ver{display:flex;flex-direction:column;gap:3px;flex:none}
.kp-ver[hidden],.kp-tag[hidden]{display:none}
.kp-ver span{font-size:.74rem;font-weight:700;color:var(--muted)}
.kp-ver select{font:inherit;font-size:.88rem;font-weight:700;color:var(--deep);background:#fff;border:1px solid var(--line);border-radius:7px;padding:5px 8px;min-height:34px;cursor:pointer}
.kp-ver select:focus-visible{outline:2px solid var(--green);outline-offset:2px}
.kp-files li.new{animation:provIn .4s var(--ease)}
.kp-add{margin-top:8px;padding:5px 10px;border-radius:7px;border:1.5px dashed var(--muted);background:transparent;font-size:.85rem;font-weight:700;color:var(--deep)}
.kp-add:hover:not(:disabled){border-color:var(--deep);background:var(--mist)}
.kp-add:disabled{opacity:.5;cursor:default}
.kp-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:6px 16px;padding:10px 20px;background:var(--deep);color:var(--sage)}
.kp-summary{font-size:.95rem;color:#fff}
.kp-summary b{color:var(--sage)}
.kp-summary.glow{animation:kpGlow .9s ease-out}
@keyframes kpGlow{0%{text-shadow:0 0 12px rgba(169,196,184,.9)}100%{text-shadow:none}}
.kp-note{font-size:.8rem}
@media (max-width:920px){.kp-grid{grid-template-columns:1fr}}
@media (max-width:560px){.kp-cols{grid-template-columns:1fr}.kp-body{padding:14px}}

/* ============ GIÀ AL LAVORO ============ */
/* Striscia compatta: snap senza altezza minima né stop, resta raggiungibile scorrendo */
.prova{background:#fff;padding-block:clamp(40px,7vh,64px);scroll-snap-align:start}
.prova .cut-h{font-size:clamp(1.6rem,2.6vw,2.2rem);margin-bottom:18px}
.prova-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,3.5vw,48px)}
.prova-list li{border-top:2px solid var(--green);padding-top:14px}
.prova-kind{display:inline-block;font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#fff;background:var(--green);padding:3px 9px;border-radius:4px;margin-bottom:10px}
.prova-list p{font-size:clamp(1rem,1.3vw,1.12rem);font-weight:700;line-height:1.45;color:var(--deep);max-width:42ch}
@media (max-width:760px){.prova-list{grid-template-columns:minmax(0,1fr)}}

/* ============ CONTROLLO ============ */
.principi{background:var(--mist);scroll-snap-align:start;scroll-snap-stop:always;display:flex;flex-direction:column;justify-content:center;min-height:calc(100vh - var(--hdr));min-height:calc(100svh - var(--hdr));padding-block:clamp(28px,5vh,56px)}
.principi .cut-h{font-size:clamp(2rem,3.4vw,3rem);margin-bottom:clamp(16px,3vh,28px)}
.pri-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(12px,1.6vw,20px)}
.pri{background:#fff;border:1px solid var(--line);border-radius:12px;padding:clamp(16px,2.4vh,22px) 20px}
.pri-ic{width:30px;height:30px;margin-bottom:12px;fill:none;stroke:var(--green);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.pri h3{font-size:1.06rem;font-weight:800;line-height:1.25;margin-bottom:6px}
.pri p{font-size:.95rem;line-height:1.45;color:var(--muted)}
/* Audit trail: riga intera evidenziata */
.pri-audit{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(18px,3vw,40px);align-items:center;border-color:var(--green);border-width:1.5px}
.pri-audit p{max-width:48ch}
.audit-row{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));counter-reset:au}
.audit-row li{position:relative;counter-increment:au;display:flex;flex-direction:column;gap:2px;padding:12px 12px 12px 14px;border-left:2px solid var(--green);background:var(--mist)}
.audit-row li+li{margin-left:6px}
.audit-row li::before{content:counter(au,decimal-leading-zero);font-size:.72rem;font-weight:800;letter-spacing:.08em;color:var(--green)}
.audit-row span{font-weight:800;color:var(--deep)}
.audit-row small{font-size:.78rem;color:var(--muted)}
@media (max-width:1020px){
  .principi{min-height:0}
  .pri-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pri-audit{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:600px){
  .pri-grid{grid-template-columns:minmax(0,1fr)}
  .audit-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
  .audit-row li+li{margin-left:0}
}

/* Referenze e controllo: un solo punto di snap, una sola schermata desktop. */
.trust-screen{scroll-snap-align:start;scroll-snap-stop:always}
.trust-screen .prova{scroll-snap-align:none;padding-block:18px}
.trust-screen .prova h2{font-size:.85rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:10px;color:var(--green)}
.trust-screen .prova-list li{display:flex;align-items:baseline;gap:12px;padding-top:8px}
.trust-screen .prova-kind{flex:none;margin:0}
.trust-screen .prova-list p{font-size:.9rem;line-height:1.4;max-width:none}
.trust-screen .principi{scroll-snap-align:none;min-height:0;padding-block:20px}
.trust-screen .principi .eyebrow{margin-bottom:10px}
.trust-screen .principi .cut-h{font-size:clamp(2rem,2.6vw,2.6rem);margin-bottom:16px}
.trust-screen .pri{padding:14px 16px}
.trust-screen .pri-ic{width:26px;height:26px;margin-bottom:6px}
.trust-screen .pri p{font-size:.9rem;line-height:1.4}
.trust-screen .pri h3{font-size:1rem}
.trust-screen .pri-audit .pri-ic{display:none}
.trust-screen .audit-row li{padding-block:8px}
@media(min-width:1021px) and (min-height:680px){
  .trust-screen{min-height:calc(100svh - var(--hdr));display:flex;flex-direction:column}
  .trust-screen .principi{flex:1}
}
@media(max-width:760px){.trust-screen .prova-list li{display:block}.trust-screen .prova-kind{margin-bottom:6px}}

/* ============ CONTATTO ============ */
/* Schermata finale unica: Parliamone + Contatti + footer, alta quanto il viewport meno l'header. */
.final-screen{background:var(--deep);color:#fff;display:flex;flex-direction:column;min-height:calc(100vh - var(--hdr));min-height:calc(100svh - var(--hdr))}
.contatto{flex:1;display:flex;flex-direction:column;justify-content:center;padding-block:clamp(24px,4vh,44px)}
.contatto .cut-h{font-size:clamp(2rem,3.4vw,3rem);max-width:none;margin-bottom:clamp(18px,3vh,30px)}
.contatto .eyebrow{margin-bottom:clamp(12px,2vh,20px)}
.mode-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(14px,1.8vw,24px)}
.mode{display:flex;flex-direction:column;padding:clamp(18px,2.6vh,26px) clamp(18px,1.8vw,24px);border:1px solid var(--line-d);border-radius:12px;background:var(--sage-08);transition:border-color .3s,background .3s}
.mode:hover{border-color:var(--sage);background:var(--sage-16)}
.mode-ic{width:30px;height:30px;margin-bottom:12px;fill:none;stroke:var(--sage);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.mode h3{font-size:1.2rem;font-weight:800;line-height:1.25;color:#fff}
.mode p{margin-top:6px;font-size:1rem;line-height:1.5;color:var(--sage);flex:1}
.mode-cta{align-self:flex-start;margin-top:14px;display:inline-flex;align-items:center;gap:8px;min-height:44px;font-weight:700;color:#fff;text-decoration:none;border-bottom:2px solid var(--sage);transition:border-color .3s}
.mode-cta:hover{border-color:#fff}
.mode-cta .arr{transition:transform .3s var(--ease)}
.mode-cta:hover .arr{transform:translateX(5px)}
html.still .mode-cta:hover .arr{transform:none}
.contact-row{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 20px;margin-top:clamp(18px,3vh,30px)}
.contact-k{font-size:.9rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--sage)}
.contact-mail{font-size:1.15rem;font-weight:700;color:#fff;text-decoration:none;border-bottom:2px solid var(--sage);padding:4px 0 3px;transition:border-color .3s;overflow-wrap:anywhere}
.contact-mail:hover{border-color:#fff}
.contact-cap{font-size:1rem;color:var(--sage)}
@media (max-width:860px){.mode-grid{grid-template-columns:minmax(0,1fr)}}

/* ============ FOOTER (compatto, dentro la schermata finale) ============ */
.site-footer{background:var(--deep);color:var(--sage);border-top:1px solid rgba(169,196,184,.22);padding:18px 0 20px}
.foot-grid{display:flex;flex-wrap:wrap;gap:10px 40px;align-items:center;justify-content:space-between}
.site-footer .flogo{height:22px;width:auto}
.foot-nav{display:flex;flex-wrap:wrap;gap:0 22px}
.foot-nav a{display:inline-block;padding:6px 0;font-size:.95rem;font-weight:600;color:var(--sage);text-decoration:none}
.foot-nav a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.foot-legal{margin-top:10px;padding-top:10px;border-top:1px solid rgba(169,196,184,.18);font-size:.85rem;color:var(--sage);display:flex;flex-wrap:wrap;gap:4px 34px;justify-content:space-between}
.foot-legal a{color:inherit}

/* ============ SFONDI AMBIENTALI (piani di luce + inchiostro tonale) ============
   Layer .amb creato da main.js come primo figlio della sezione: decorativo,
   aria-hidden, sotto il contenuto (z-index:-1 in un contesto isolato). */
.hero,.demo,.who,.kp,.trust-screen,.final-screen{position:relative;isolation:isolate}
.trust-screen{background:linear-gradient(180deg,#fff 0,#fff 30%,var(--mist) 46%)}
.trust-screen .prova,.trust-screen .principi{background:transparent}
.amb{--beam-skew:-22deg;position:absolute;inset:0;z-index:-1;overflow:hidden;pointer-events:none;contain:strict}
.amb > i{position:absolute;inset:-12%;display:block;opacity:.35;animation-play-state:paused}
.amb.is-run > i{animation-play-state:running}
/* piano A: inchiostro tonale #0E3B2E + piano architettonico a spigolo netto */
.amb-a{background:
  linear-gradient(112deg,transparent 41%,rgba(169,196,184,.16) 41.2%,rgba(169,196,184,.035) 58%,transparent 66%),
  radial-gradient(ellipse 58% 62% at 20% 26%,rgba(14,59,46,.95),rgba(14,59,46,0) 72%),
  radial-gradient(ellipse 50% 46% at 88% 92%,rgba(4,22,17,.55),rgba(4,22,17,0) 70%)}
/* piano B: alone salvia che deriva lentamente */
.amb-b{background:
  linear-gradient(-68deg,transparent 30%,rgba(169,196,184,.04) 30.2%,transparent 52%),
  radial-gradient(ellipse 42% 48% at 78% 30%,rgba(169,196,184,.12),rgba(169,196,184,0) 70%)}
/* lama luminosa: attraversamento continuo */
.amb > .amb-l{inset:-10% auto -10% 0;width:44%;opacity:0;
  background:linear-gradient(90deg,transparent 8%,color-mix(in srgb,var(--accent),transparent 94%) 35%,color-mix(in srgb,var(--accent),transparent 76%) 49.5%,rgba(255,255,255,.34) 50%,color-mix(in srgb,var(--accent),transparent 86%) 51%,transparent 88%);
  transform:translate3d(-130%,0,0) skewX(var(--beam-skew))}
/* grana finissima statica */
.amb > .amb-g{inset:0;opacity:.06;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .66 0 0 0 0 .77 0 0 0 0 .72 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E") repeat;background-size:160px}
/* sezioni chiare: velature salvia e ombre morbide di volume */
.amb.lt{--beam-skew:-28deg}
.amb.lt .amb-a{background:
  radial-gradient(ellipse 52% 58% at 86% 18%,rgba(169,196,184,.34),rgba(169,196,184,0) 72%),
  radial-gradient(ellipse 60% 50% at 8% 96%,rgba(8,42,32,.07),rgba(8,42,32,0) 70%)}
.amb.lt .amb-b{background:
  linear-gradient(118deg,transparent 46%,rgba(255,255,255,.7) 46.2%,rgba(255,255,255,0) 64%),
  radial-gradient(ellipse 40% 44% at 30% 40%,rgba(169,196,184,.16),rgba(169,196,184,0) 70%)}
.amb.lt > .amb-l{background:linear-gradient(90deg,transparent 8%,rgba(14,59,46,.035) 35%,rgba(14,59,46,.13) 49.5%,rgba(255,255,255,.9) 50%,color-mix(in srgb,var(--accent),transparent 70%) 51%,transparent 88%)}
.amb.lt > .amb-g{opacity:.035}
/* demo: fondo attenuato e fermo */
.amb.dim > i{animation:none!important}
.amb.dim > .amb-a{opacity:.5!important}
.amb.dim > .amb-g{opacity:.04!important}
.amb.dim .amb-b,.amb.dim .amb-l{display:none}

.amb.is-in > .amb-a{animation:ambReveal 2s var(--ease) both,ambDriftA 12s 0s ease-in-out infinite alternate}
.amb.is-in > .amb-b{animation:ambReveal 2.4s var(--ease) both,ambDriftB 15s 0s ease-in-out infinite alternate}
.amb.is-in > .amb-l{animation:ambSweep 9s cubic-bezier(.45,.05,.25,1) 0s infinite}
.amb.is-in > .amb-g{animation:none;opacity:.06}
.amb.lt.is-in > .amb-g{opacity:.035}
.amb.is-run.is-in > .amb-a,.amb.is-run.is-in > .amb-b{will-change:transform}
@keyframes ambReveal{from{opacity:.35}to{opacity:1}}
@keyframes ambSweep{0%{opacity:0;transform:translate3d(-130%,0,0) skewX(var(--beam-skew))}15%{opacity:.85}65%{opacity:.85}85%,100%{opacity:0;transform:translate3d(350%,0,0) skewX(var(--beam-skew))}}
@keyframes ambDriftA{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(12%,-6%,0) scale(1.08)}}
@keyframes ambDriftB{from{transform:translate3d(0,0,0)}to{transform:translate3d(-12%,6%,0)}}
@keyframes ambDriftS{from{transform:translate3d(0,0,0)}to{transform:translate3d(8%,-3%,0)}}
@media (max-width:720px){
  .amb .amb-b{display:none}
  .amb > .amb-l{width:70%}
  .amb.is-in > .amb-a{animation:ambReveal 2s var(--ease) both,ambDriftS 12s 0s ease-in-out infinite alternate}
}
.amb.is-in:not(.is-run) > i{animation-play-state:paused}
/* composizione statica: pausa utente o movimento ridotto */
html.still .amb > i{animation:none!important;opacity:1;transform:none;will-change:auto}
html.still .amb > .amb-l{display:none}
html.still .amb > .amb-g{opacity:.06}
html.still .amb.lt > .amb-g{opacity:.035}
@media (prefers-reduced-motion:reduce){
  .amb > i{animation:none!important;opacity:1;transform:none}
  .amb > .amb-l{display:none}
  .amb > .amb-g{opacity:.06}.amb.lt > .amb-g{opacity:.035}
}

/* ============ MOVIMENTO RIDOTTO / PAUSA ============ */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;transition-delay:0s!important;scroll-behavior:auto!important}
}
html.still .kp-summary,html.still .kp-files li{animation:none}
html.still .flow li::after,html.still del,html.still ins{transition-delay:0s}

/* ============ STAMPA ============ */
@media print{
  .site-header,.next-cue,.motion-btn,.skip{display:none!important}
  .rv,.hero .intro{opacity:1!important;transform:none!important}
  .cut-h .sizer{opacity:1!important}.cut-h .half,.cut-h .seam{display:none!important}
}


.hero-audience{color:var(--sage);font-size:clamp(.9rem,1.15vw,1rem);font-weight:700;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}

/* Le tab restano ancorate quando il deliverable diventa un tutor più alto. */
.demo{justify-content:flex-start}
.scene-out{min-height:280px;align-items:flex-start}
@media (min-width:1021px) and (min-height:621px){
  .scene{--sg-h:clamp(140px,calc(100svh - var(--hdr) - 500px),300px)}
}

/* Requisito infrastrutturale della modalità on-premise. */
.gpu-tag{display:inline-block;align-self:flex-start;margin-top:6px;padding:3px 8px;border-radius:99px;background:var(--sage);color:var(--deep);font-size:.75rem;font-weight:800;line-height:1.3;white-space:nowrap}
.eco-gpu-bg{fill:var(--sage)}
.eco-gpu{fill:var(--deep);font-family:var(--font);text-anchor:middle;font-size:8px;font-weight:800}



/* Due prolungamenti dei bordi del taglio sulla O del solo logo di navigazione. */
.site-header .logo{position:relative;color:#fff}
.site-header.scrolled .logo,.site-header.menu-open .logo{color:var(--green)}
.site-header .logo-seams{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}
.logo-seams path{fill:currentColor;stroke:none}

.footer-logo{position:relative;display:inline-block;flex:none;color:#fff}
.footer-logo .logo-seams{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}

.who-hub > .who-mark{width:110px;height:66px;overflow:visible}
@media(max-width:640px){.who-hub > .who-mark{width:180px;height:auto}}

/* Language remains available outside the collapsed mobile navigation. */
/* Compact segmented language switch: native buttons, no native dropdown. */
.language-control{flex:none;display:inline-flex;align-items:center;gap:3px;padding:4px;margin-left:0;border:1px solid rgba(169,196,184,.45);border-radius:99px;background:rgba(8,42,32,.24);color:#fff}
.language-control button{border:0;border-radius:99px;background:transparent;color:inherit;min-width:38px;min-height:36px;padding:7px 9px;font:700 .8rem var(--font);letter-spacing:.04em;transition:background .2s,color .2s,box-shadow .2s}
.language-control button:hover{background:rgba(169,196,184,.18)}
.language-control button[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink);box-shadow:0 1px 5px #0002}
.language-control button:focus-visible{outline:2px solid currentColor;outline-offset:2px}
.site-header.scrolled .language-control,.site-header.menu-open .language-control{color:var(--green);background:rgba(14,59,46,.05);border-color:var(--line-2)}
@media(min-width:1181px){.site-header .bar{gap:20px}.main-nav{gap:20px}.language-control{margin-left:0}}
@media(max-width:1180px){.language-control{margin-left:auto}.site-header .nav-toggle{margin-left:0}}

/* Secondary colour: edit --accent above to set the production palette. */
.btn-solid,.gpu-tag{background:var(--accent);color:var(--accent-ink)}
.btn-solid:hover{background:color-mix(in srgb,var(--accent),white 20%)}
.on-dark .eyebrow{color:var(--accent)}
.scene-tab[aria-selected="true"]{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.scene-tab:hover{border-color:var(--accent)}
.scene-tab:focus-visible,.on-dark :focus-visible{outline-color:var(--accent)}
.mode-cta{border-bottom-color:var(--accent)}
.sg-hot{stroke:var(--accent);filter:drop-shadow(0 0 4px var(--accent))}
.sg-cdot,.eco-pulse circle.c{fill:var(--accent);filter:drop-shadow(0 0 4px var(--accent))}
.sg-ring,.eco-ping{stroke:var(--accent)}
::selection{background:var(--accent);color:var(--accent-ink)}
/* Local art-direction controls; never mounted on the public site. */
.accent-preview{position:fixed;right:16px;bottom:14px;z-index:1100;font:13px/1.4 var(--font);color:#fff;background:#082a20f5;border:1px solid #a9c4b866;border-radius:12px;box-shadow:0 8px 30px #0003;max-width:calc(100vw - 32px)}
.accent-preview summary{cursor:pointer;padding:10px 14px;font-weight:700;list-style:none}
.accent-preview summary::before{content:"";display:inline-block;width:10px;height:10px;margin-right:8px;border-radius:50%;background:var(--accent)}
.accent-options{display:flex;flex-wrap:wrap;gap:6px;padding:0 12px 12px;max-width:370px;align-items:center}
.accent-options button{padding:7px 10px;border:1px solid #a9c4b866;border-radius:6px;background:transparent;color:#fff;font-size:12px}
.accent-options button[aria-pressed="true"]{border-color:var(--accent);color:var(--accent)}
.accent-options label{display:flex;align-items:center;gap:6px}
.accent-options input{width:30px;height:30px;padding:0;border:0;background:transparent;cursor:pointer}
.eco-gpu-bg{fill:var(--accent)}
.eco-gpu{fill:var(--accent-ink)}
/* Secondary colour across the four brand highlights. */
.main-nav .nav-cta,.site-header.scrolled .nav-cta,.site-header.menu-open .nav-cta{background:var(--accent);color:var(--accent-ink)!important}
.main-nav .nav-cta:hover{background:color-mix(in srgb,var(--accent),white 18%)}
.who-hub{background:var(--accent);color:var(--accent-ink)}
.who-hub span{color:var(--accent-ink)}
#kp-title .ink{background:var(--accent);color:var(--accent-ink)}
.pri.pri-audit{background:var(--accent);border-color:var(--accent-ink);color:var(--accent-ink)}
.pri-audit h3,.pri-audit p,.audit-row span,.audit-row small,.audit-row li::before{color:var(--accent-ink)}
.audit-row li{background:color-mix(in srgb,var(--accent),white 22%);border-left-color:var(--accent-ink)}
/* Audit details stay white independently of the selected accent. */
.audit-row li{background:#fff;border-left-color:var(--green)}
.audit-row span,.audit-row small,.audit-row li::before{color:var(--deep)}
/* All typographic highlights follow the selected secondary palette. */
.ink{background:var(--accent);color:var(--accent-ink)}
/* Deployment and service cards: opaque white surfaces. */
.mode,.mode:hover{background:#fff;border-color:var(--line)}
.mode:hover{border-color:var(--green)}
.mode h3,.mode p,.mode-cta{color:var(--deep)}
.mode-ic{stroke:var(--green)}
.mode-cta:hover{border-color:var(--green)}
.mode :focus-visible{outline-color:var(--green)}

/* Reference tags use the configurable secondary colour. */
.prova-kind{background:var(--accent);color:var(--accent-ink)}
/* Selected team role follows the secondary palette. */
.who-card[aria-pressed="true"]{background:var(--accent);border-color:var(--accent)}
.who-card[aria-pressed="true"] b,.who-card[aria-pressed="true"] small{color:var(--accent-ink)}
.who-card[aria-pressed="true"] svg{background:rgba(255,255,255,.24);color:var(--accent-ink)}