/* Luce e Knowledge aziendale — foglio di stile unico, nessuna risorsa esterna */
:root{
  --navy:#0b1f3a; --navy-2:#123663; --navy-3:#16437a; --blue:#1f5fa8; --teal:#1a8f82; --teal-soft:#e3f4f1;
  --amber:#e8960f; --amber-soft:#fdf1dc; --amber-ink:#6b4500;
  --ink:#16243b; --muted:#4a5870; --line:#d6dfeb; --bg:#ffffff; --bg-alt:#f4f7fb;
  --radius:14px; --max:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{margin:0;font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);-webkit-text-size-adjust:100%}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--blue)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:10px 14px;z-index:100}
.skip:focus{left:10px;top:10px}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px}

/* Testata */
.draft{background:var(--amber-soft);color:var(--amber-ink);font-size:.88rem;padding:7px 0;border-bottom:1px solid #f1d9a8;text-align:center}
header.top{position:sticky;top:0;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);z-index:50}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:10px 20px;min-height:62px;flex-wrap:wrap;padding-top:8px;padding-bottom:8px}
.brand{font-weight:700;color:var(--navy);text-decoration:none;font-size:1.1rem;display:flex;align-items:center;gap:10px}
.brand svg{width:28px;height:28px;flex:none}
.brand em{font-style:normal;color:var(--teal);font-weight:600}
nav ul{list-style:none;display:flex;gap:4px 18px;margin:0;padding:0;flex-wrap:wrap}
nav a{color:var(--muted);text-decoration:none;font-size:.93rem;padding:6px 0;display:inline-block}
nav a:hover{color:var(--navy);text-decoration:underline}

/* Sezioni e tipografia */
section{padding:72px 0}
section.alt{background:var(--bg-alt)}
.eyebrow{color:var(--teal);font-weight:700;letter-spacing:.06em;text-transform:uppercase;font-size:.78rem;margin:0 0 10px}
h1,h2,h3{color:var(--navy);line-height:1.2;margin:0 0 14px}
h1{font-size:clamp(2rem,4.6vw,3rem);letter-spacing:-.01em}
h2{font-size:clamp(1.5rem,3.4vw,2.05rem);max-width:28ch}
h3{font-size:1.08rem}
p{margin:0 0 14px}
.lead{font-size:1.13rem;color:var(--muted);max-width:64ch}
.small{font-size:.9rem;color:var(--muted)}

/* Apertura (usata anche dalla pagina 404 con .wrap) */
.hero{background:linear-gradient(160deg,var(--navy) 0%,var(--navy-2) 100%);color:#fff;padding:76px 0}
.hero h1{color:#fff;max-width:20ch}
.hero .eyebrow{color:#7fd8cc}
.hero .lead{color:#d6e1f0}
.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn{display:inline-block;padding:13px 22px;border-radius:999px;font-weight:600;text-decoration:none;border:2px solid transparent;line-height:1.3}
.btn.primary{background:var(--amber);color:#1b1200}
.btn.primary:hover{background:#f5a823}
.btn.secondary{border-color:#9fb6d6;color:#fff}
.btn.secondary:hover{background:rgba(255,255,255,.1)}

/* Apertura con immagine a tutta altezza nella colonna destra */
.hero.split{padding:0}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;min-height:min(84vh,740px)}
.hero-text{align-self:center;padding:64px 48px 64px max(20px,calc((100vw - var(--max)) / 2 + 20px))}
.hero-media{position:relative;margin:0;min-height:440px;background:var(--navy-3);overflow:hidden}
.hero-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 45%}
.hero-media.interim{display:flex;align-items:center;justify-content:center;padding:40px;background:linear-gradient(170deg,#123a6b 0%,#16437a 100%)}
.hero-media.interim svg{width:100%;max-width:470px}
.hero-media figcaption{position:absolute;right:12px;bottom:10px;margin:0;font-size:.75rem;color:#fff;background:rgba(11,31,58,.65);padding:2px 8px;border-radius:4px}

/* Esempio: storyboard + simulazione */
.example-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:28px;margin-top:30px;align-items:start}
.scenes{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.scene figure{margin:0;display:grid;grid-template-columns:1.1fr 1fr;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:12px}
.scene-media{aspect-ratio:4/3;border-radius:10px;overflow:hidden;background:var(--bg-alt);display:flex;align-items:center;justify-content:center}
.scene-media img{width:100%;height:100%;object-fit:cover}
.scene-media svg{width:100%;height:100%}
.scene figcaption{margin:0;font-size:.94rem;color:var(--ink);padding-right:6px}
.scene figcaption strong{display:block;color:var(--navy);font-size:1rem;margin:8px 0 4px}
.badge{display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--amber-ink);background:var(--amber-soft);border:1px solid #f1d9a8;border-radius:999px;padding:1px 9px}
.sim{position:sticky;top:84px;background:#fff;border:1px solid var(--line);border-top:5px solid var(--teal);border-radius:var(--radius);padding:22px}
.sim-label{display:inline-block;font-size:.76rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#fff;background:var(--navy);border-radius:6px;padding:4px 10px;margin:0 0 12px}
.sim h3{margin-bottom:4px}
.sim-block{border-top:1px solid var(--line);padding-top:12px;margin-top:14px}
.sim-k{font-size:.76rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--teal);margin:0 0 6px}
.request{font-weight:600;color:var(--navy);margin:0}
.sources{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.sources li{background:var(--bg-alt);border-radius:8px;padding:8px 10px;font-size:.88rem;line-height:1.45;display:flex;gap:8px}
.ref{font-family:ui-monospace,Menlo,Consolas,monospace;font-weight:700;color:var(--blue);flex:none}
.draft-text{font-size:.93rem;line-height:1.55}
.draft-text p{margin:0 0 8px}
mark{background:var(--amber-soft);color:inherit;border-bottom:2px solid var(--amber);padding:1px 2px}
.verify{background:var(--amber-soft);border-left:4px solid var(--amber);border-radius:8px;padding:10px 12px;font-size:.87rem;line-height:1.5;margin:10px 0 0}
.verify strong{display:block;color:var(--amber-ink)}
.sim .small{margin:14px 0 0;font-size:.82rem}

/* Schede */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card.q{border-left:5px solid var(--teal)}
.card.q .n{display:block;color:var(--teal);font-weight:700;font-size:.85rem;margin-bottom:6px}
.card.q h3{margin:0}
.card ul{margin:0 0 12px;padding-left:20px}
.card li{margin-bottom:4px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:28px}

ol.flow-steps{margin:22px 0 0;padding-left:22px;max-width:70ch}
ol.flow-steps li{margin-bottom:8px}

/* Schema tecnico (HTML, modificabile) */
.diagram{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px;margin:30px 0 0}
.diagram h3{margin-bottom:4px}
.flow{list-style:none;margin:22px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr) 1.3fr 1.15fr;gap:30px;align-items:stretch}
.flow>li{position:relative;background:#fff;border:2px solid #b9c8dc;border-radius:12px;padding:14px 10px;text-align:center;display:flex;flex-direction:column;justify-content:center;gap:4px}
.flow .tag{font-weight:700;color:var(--navy);font-size:.95rem;line-height:1.25}
.flow small{color:var(--muted);font-size:.8rem;line-height:1.3}
.flow .person{background:var(--teal-soft);border-color:#9fd6cd}
.flow .tbd{border-style:dashed}
.flow>li+li::before{content:"";position:absolute;left:-28px;top:50%;width:22px;border-top:2px dashed var(--teal)}
.flow>li+li::after{content:"";position:absolute;left:-9px;top:calc(50% - 4px);border-style:solid;border-width:5px 0 5px 7px;border-color:transparent transparent transparent var(--teal)}
.flow>li.branch{background:none;border:0;padding:0 14px;gap:14px;justify-content:stretch}
.flow .branch>.node{position:relative;flex:1;background:#fff;border:2px solid #b9c8dc;border-radius:12px;padding:12px 8px;display:flex;flex-direction:column;justify-content:center;gap:3px}
.flow .branch>.node.tbd{border-style:dashed}
.flow .branch>.node::before,.flow .branch>.node::after{content:"";position:absolute;top:50%;width:14px;border-top:2px dashed var(--teal)}
.flow .branch>.node::before{left:-16px}
.flow .branch>.node::after{right:-16px}
.flow .vline{position:absolute;top:25%;bottom:25%;border-left:2px dashed var(--teal)}
.flow .vline.l{left:0}
.flow .vline.r{right:0}
.flow>li.review{background:var(--amber-soft);border:3px solid var(--amber);box-shadow:0 8px 22px rgba(232,150,15,.22)}
.flow .review svg{width:34px;height:34px;margin:0 auto 4px}
.legend{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:18px;font-size:.85rem;color:var(--muted)}
.legend span{display:inline-flex;align-items:center;gap:8px}
.legend i{display:inline-block;width:26px;height:14px;border-radius:4px;border:2px solid #b9c8dc}
.legend i.dash{border-style:dashed}
.legend i.line{height:0;border-width:2px 0 0;border-style:dashed;border-color:var(--teal);border-radius:0}
.legend i.hl{border:3px solid var(--amber);background:var(--amber-soft)}
figcaption{font-size:.9rem;color:var(--muted);margin-top:12px}
.diagram figcaption{font-weight:600;color:var(--navy)}

/* Benefici */
.grid5{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:28px}
.ben{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.ben svg{width:42px;height:42px;margin-bottom:12px;color:var(--teal)}
.ben h3{font-size:1rem;margin-bottom:8px}
.ben p{font-size:.92rem;color:var(--muted);margin:0}

/* Fasi del pilot */
.steps{list-style:none;padding:0;margin:30px 0 0;display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.steps>li{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;position:relative}
.steps>li+li::before{content:"";position:absolute;left:-28px;top:44px;width:22px;border-top:2px dashed var(--teal)}
.steps>li+li::after{content:"";position:absolute;left:-9px;top:40px;border-style:solid;border-width:5px 0 5px 7px;border-color:transparent transparent transparent var(--teal)}
.steps svg{width:48px;height:48px;margin-bottom:12px}
.steps .phase{font-size:.8rem;font-weight:700;color:var(--teal);text-transform:uppercase;letter-spacing:.05em;margin:0 0 4px}
.steps p{font-size:.93rem;color:var(--muted);margin:0}

/* Note e confini */
.note{background:var(--teal-soft);border-left:5px solid var(--teal);padding:16px 18px;border-radius:8px;margin-top:24px;max-width:78ch}
.note.amber{background:var(--amber-soft);border-left-color:var(--amber)}
.note p:last-child{margin:0}
.checklist{list-style:none;padding:0;margin:22px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.checklist li{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px 14px 46px;position:relative}
.checklist li::before{content:"?";position:absolute;left:14px;top:13px;width:22px;height:22px;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;font-size:.8rem;display:flex;align-items:center;justify-content:center}

/* FAQ */
.faq{max-width:80ch;margin-top:24px}
details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 18px;margin-bottom:10px}
summary{cursor:pointer;font-weight:600;color:var(--navy)}
details p{margin:10px 0 0;color:var(--muted)}

/* Contatto e piè di pagina */
.placeholder{background:var(--amber-soft);padding:1px 6px;border-radius:4px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.9em;color:var(--amber-ink);white-space:normal}
.contact{background:var(--navy);color:#fff;text-align:center}
.contact h2{color:#fff;margin-left:auto;margin-right:auto}
.contact p{color:#d6e1f0;max-width:62ch;margin-left:auto;margin-right:auto}
.contact .btns{justify-content:center}
.contact .dest{font-size:.92rem;margin-top:18px}
footer{background:#07152a;color:#a9b9d1;font-size:.88rem;padding:32px 0}
footer p{margin:0 0 8px}
footer a{color:#cfe0f7}

/* Responsive */
@media (max-width:960px){
  .example-grid{grid-template-columns:1fr}
  .scene figure{grid-template-columns:minmax(0,320px) 1fr}
  .sim{position:static}
  .flow{grid-template-columns:1fr;gap:26px;max-width:400px;margin-left:auto;margin-right:auto}
  .flow>li+li::before{left:50%;top:-24px;width:0;height:20px;border-top:0;border-left:2px dashed var(--teal)}
  .flow>li+li::after{left:calc(50% - 4px);top:-9px;border-width:7px 5px 0 5px;border-color:var(--teal) transparent transparent transparent}
  .flow>li.branch{flex-direction:row;padding:10px;border:2px dashed #b9c8dc;border-radius:12px;gap:10px}
  .flow .vline,.flow .branch>.node::before,.flow .branch>.node::after{display:none}
  .grid5{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:1fr 1fr;gap:18px}
  .steps>li+li::before,.steps>li+li::after{display:none}
}
@media (max-width:820px){
  html{scroll-padding-top:0}
  header.top{position:static}
  .hero-grid{grid-template-columns:1fr;min-height:0}
  .hero-text{padding:48px 20px 36px}
  .hero-media{min-height:0;aspect-ratio:4/3}
  .hero-media.interim{padding:20px 28px}
  .cards,.grid2,.checklist{grid-template-columns:1fr}
  section{padding:52px 0}
  .hero:not(.split){padding:52px 0}
}
@media (max-width:560px){
  body{font-size:16px}
  .grid5,.steps{grid-template-columns:1fr}
  .scene figure{grid-template-columns:1fr;gap:8px}
  .scene figcaption{padding:0 4px 4px}
  nav ul{gap:2px 14px}
  .btn{width:100%;text-align:center}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}