/* Design system delle risorse di Sviluppatore Migliore.
   Condiviso da tutte le pagine /<area>/<risorsa>/. Non duplicarlo nelle pagine:
   qui sta ciò che è identico ovunque, nella pagina solo le sue specificità. */

:root{--bg:#ffffff; --bg-2:#f5f6f8; --bg-3:#eceef1; --ink:#14161a; --ink-soft:#4b515a; --ink-faint:#858c96; --orange:#E8641C; --orange-lt:#c1500e; --orange-dk:#a53f0a; --amber:#946a2a; --line:#e6e9ee; --line-2:#d1d6dd; --good:#4f7a3d; --bad:#bf4227; --ai:#2b7688; --ai-lt:#215c6c; --ai-dk:#2f6d7e; --maxw:1120px;}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink); font-family:"Roboto",system-ui,sans-serif;font-size:17px;line-height:1.7; -webkit-font-smoothing:antialiased;overflow-x:hidden;}
::selection{background:var(--orange);color:#fff}
a{color:var(--orange-lt);text-decoration:none}
a:hover{color:var(--orange)}
main>section{background:var(--bg);color:var(--ink);border:0;transition:none}
main>section:nth-of-type(odd){--bg:#121317; --bg-2:#1b1d22; --bg-3:#23262c; --ink:#f3f4f6; --ink-soft:#c2c7cf; --ink-faint:#8a9099; --orange-lt:#ff9152; --amber:#e8b06a; --line:#2a2d34; --line-2:#3b3f48; --good:#8cbf76; --bad:#e5765a; --ai:#63bdd4; --ai-lt:#93d8ea;}
.wrap{width:100%;max-width:none;margin:0;padding:50px 28px 64px;position:relative;z-index:1}
.wrap>*{max-width:720px;margin-left:auto;margin-right:auto}
header.top{position:sticky;top:0;z-index:50; background:rgba(16,17,20,.82);backdrop-filter:blur(14px) saturate(1.2); border-bottom:1px solid rgba(255,255,255,.08);}
.top-in{max-width:var(--maxw);margin:0 auto;padding:14px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:inline-flex;align-items:center;line-height:0}
.brand img{height:30px;width:auto;display:block}
.top nav{display:flex;gap:26px;font-size:13.5px}
.top nav a{color:#9298a1;font-weight:500}
.top nav a:hover{color:#fff}
.hero{padding:52px 28px 56px;position:relative;text-align:center}
h1.title em{font-style:italic;color:var(--orange);font-weight:700}
.hero .lede{margin-left:auto;margin-right:auto;text-align:left}
.lede{max-width:720px;font-size:clamp(18px,2.2vw,21px);color:var(--ink-soft);margin:0 0 40px}
.lede b{color:var(--ink);font-weight:600}
.meta-row span b{color:var(--amber);font-weight:500}
.sig-head{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:16px;margin-bottom:18px}
.toggle button{background:transparent;color:var(--ink-faint);border:0;padding:9px 16px;cursor:pointer;font-family:inherit;font-size:inherit;transition:.2s}
.toggle button.on{background:var(--orange);color:#fff}
.toggle button:not(.on):hover{color:var(--ink)}
.sig-foot{margin-top:20px;display:flex;flex-wrap:wrap;gap:18px 34px;align-items:center;border-top:1px solid var(--line);padding-top:18px}
.stat.q b{color:var(--orange)}
.replay:hover{border-color:var(--orange);color:var(--orange-lt)}
section.chap{border:0}
.chap-kick{font-size:16px;color:var(--ink-faint);margin:0 auto 30px;max-width:640px;font-style:italic;text-align:center}
.prose{max-width:720px;margin-left:auto;margin-right:auto;text-align:left}
.prose p{margin:0 0 22px;color:var(--ink-soft)}
.prose p b{color:var(--ink);font-weight:600}
.card{background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:22px 22px 20px;position:relative}
.card::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:3px;background:var(--orange);border-radius:3px}
.card p{margin:0;font-size:14.5px;color:var(--ink-soft);padding-left:12px}
.fig{margin:34px auto 0;max-width:880px;background:linear-gradient(180deg,var(--bg-2),var(--bg-3));border:1px solid var(--line);border-radius:14px;padding:26px}
.preambolo{max-width:760px;margin:0 auto 30px;padding:24px 26px;border-left:3px solid var(--orange);background:var(--bg-2);border-radius:0 14px 14px 0;text-align:left}
.preambolo p{color:var(--ink);font-size:16.5px;margin:0}
.preambolo b{color:var(--orange);font-weight:600}
.sign{max-width:720px;margin:18px auto 0;text-align:left;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--orange);font-weight:600}
.wa-cta{text-align:center;padding:34px 28px}
.wa-btn:hover,.wa-btn:focus,.wa-btn:active,.wa-btn:visited{color:#fff!important;background:#1ebe57}
.wa-btn:hover{transform:translateY(-2px);box-shadow:0 18px 38px -14px rgba(37,211,102,.75)}
.wa-btn .wa-i{width:22px;height:22px;flex:none;fill:#fff}
#parliamone .prose a{color:var(--orange-lt);text-decoration:underline;text-underline-offset:3px}
.aimg{display:block;width:100%;height:auto;max-width:860px;margin:36px auto 0;border-radius:16px;border:1px solid var(--line);box-shadow:0 24px 60px -30px rgba(0,0,0,.6)}
main>section:nth-of-type(odd) .aimg{border-color:var(--line-2);box-shadow:0 24px 70px -30px rgba(0,0,0,.8)}

details.q{border:1px solid var(--line);border-radius:10px;margin-bottom:9px;background:var(--bg-2);overflow:hidden}
details.q[open]{border-color:var(--line-2)}
details.q summary{list-style:none;cursor:pointer;padding:16px 20px;display:flex;gap:14px;align-items:flex-start;font-weight:600;font-size:15.5px;color:var(--ink)}
details.q summary::-webkit-details-marker{display:none}
details.q summary .arw{margin-left:auto;color:var(--ink-faint);transition:transform .25s;flex-shrink:0}
details.q[open] summary .arw{transform:rotate(90deg);color:var(--orange)}
.qbody{padding:0 20px 18px 52px}
.qbody .trap{font-size:13.5px;color:var(--ink-faint);font-style:italic;margin:0 0 10px}
.qbody .ans{font-size:14.5px;color:var(--ink-soft);margin:0}
.qbody .ans .l{display:block;margin-bottom:9px;line-height:1.62}
.qbody .ans .l:last-child{margin-bottom:0}
.qbody .ans .l.key{color:var(--ink);font-weight:600}
.close{text-align:center}
.close .big b{color:var(--orange)}
footer.foot>*{margin-left:0;margin-right:0;max-width:none}
footer.foot b{color:var(--orange)}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.chap.ais .prose code{color:var(--ai-lt)}
.prose mark{background:transparent;color:var(--ink);font-weight:600;box-shadow:inset 0 -8px 0 rgba(232,100,28,.16);padding:0 2px}
.chap.ais .prose mark{box-shadow:inset 0 -8px 0 rgba(87,182,207,.18)}
.mapwrap{border:0}
.mapwrap>.map-lead,.mapwrap>.map,.mapwrap>.concepts{max-width:1040px}
.map-lead{text-align:center;margin-bottom:34px}
.map{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.mgroup{background:linear-gradient(180deg,var(--bg-2),var(--bg-3));border:1px solid var(--line);border-radius:16px;padding:22px 20px;position:relative;overflow:hidden;transition:border-color .25s,transform .25s}
.mgroup:hover{border-color:var(--line-2);transform:translateY(-2px)}
.mgroup::before{content:"";position:absolute;top:0;bottom:0;left:0;width:3px;background:linear-gradient(180deg,var(--orange),var(--amber))}
.mgroup.ai::before{background:linear-gradient(180deg,var(--ai),var(--ai-dk))}
.mgroup .mh{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin:0 0 14px;padding-left:8px}
.mgroup.ai .mh .mn{color:var(--ai)}
.mlist{list-style:none;margin:0;padding:0}
.mlist a{display:flex;align-items:baseline;gap:10px;padding:7px 8px;border-radius:9px;color:var(--ink-soft);font-size:14px;transition:.16s}
.mlist a:hover{background:var(--bg);color:var(--ink)}
.mgroup.ai .mlist a:hover{color:var(--ai-lt)}
.mgroup.ai .mlist a .tg{color:var(--ai)}
.concepts{margin:26px auto 0;display:flex;flex-wrap:wrap;justify-content:center;gap:8px}
.concepts .pill.hot{color:var(--amber);border-color:var(--orange-dk)}
.concepts .pill.aip{color:var(--ai-lt);border-color:var(--ai-dk)}
.part{padding:40px 0 4px;text-align:center}
.part.ai .pk{color:var(--ai)}
.part .pt em{font-style:italic;font-weight:500;color:var(--orange)}
.part.ai .pt em{color:var(--ai)}
.chap.ais .chap-num{color:var(--ai)}
.chap.ais .pull{border-left-color:var(--ai)}
.chap.ais .card::before{background:var(--ai)}
.chap.ais .card h4{color:var(--ai-lt)}
.chap.ais .fig{border-color:var(--ai-dk)}
.pipe{display:flex;align-items:stretch;gap:0;flex-wrap:wrap}
.pipe .pstep .pl{font-weight:600;font-size:14px;margin:6px 0 2px;color:var(--ink)}
.pipe .pstep .pp{font-size:12px;color:var(--ink-faint);line-height:1.45}
.pipe .pstep.src{border-color:var(--orange);}
.pipe .pstep.src .pi{color:var(--orange)}
.guard{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.guard .gcell{border:1px solid var(--line-2);border-radius:10px;padding:16px 14px;background:var(--bg)}
.guard .gcell .gd{font-size:13px;color:var(--ink-faint);line-height:1.5}
.guard .gcell.stop{border-color:var(--bad)}
.guard .gcell.stop .gk{color:var(--bad)}
.guard .gcell.ok{border-color:var(--good)}
.guard .gcell.ok .gk{color:var(--good)}
.cmp-wrap::-webkit-scrollbar{width:0;height:0;display:none}
.cmp caption{caption-side:top;text-align:left;padding:16px 18px 2px;font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint);font-weight:600}
.cmp th,.cmp td{padding:13px 14px;text-align:center;border-bottom:1px solid var(--line)}
.cmp thead th{font-size:12.5px;color:var(--ink);font-weight:700;background:var(--bg-3);border-bottom:1px solid var(--line-2)}
.cmp thead th.hl{color:var(--orange)}
.cmp td{color:var(--ink-soft)}
.cmp td.use{text-align:left;font-size:12.5px}
.cmp tbody tr{opacity:0;transform:translateY(12px);transition:opacity .55s ease,transform .55s ease}
.cmp tbody tr:hover{background:var(--bg-3)}
.cmp.in tbody tr{opacity:1;transform:none}
.rate{display:inline-flex;gap:3px}
.rate i{width:8px;height:8px;border-radius:50%;background:var(--line-2)}
.rate i.on{background:var(--orange)}
.cmp td.yes{color:var(--good);font-weight:700;text-transform:uppercase;font-size:12px;letter-spacing:.04em}
.cmp td.no{color:var(--bad);font-weight:700;text-transform:uppercase;font-size:12px;letter-spacing:.04em}
.barrow .blab{font-size:13px;color:var(--ink-faint);line-height:1.3}
.barrow .blab b{color:var(--ink);font-weight:600;display:block;font-size:13.5px}
.btrack{height:28px;border-radius:9px;background:var(--bg-3);overflow:hidden}
.bfill{height:100%;width:0;border-radius:9px;background:linear-gradient(90deg,var(--orange-dk),var(--orange),var(--amber));transition:width 1.2s cubic-bezier(.2,.85,.2,1)}
.barchart.in .bfill{width:var(--w)}
.barrow.good .bfill{background:linear-gradient(90deg,#3f7a2c,var(--good))}
.bval{font-weight:800;font-size:16px;color:var(--ink);text-align:right}
@media(max-width:680px){
  .two{grid-template-columns:1fr}
}
@media(max-width:860px){
  .map{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){
  .map{grid-template-columns:1fr}
  .cmp-wrap{border:0;background:none;overflow:visible;border-radius:0;margin-top:26px}
  .cmp{min-width:0;font-size:14px;display:block}
  .cmp caption{display:block;width:100%;padding:0 2px 14px;font-size:11px;text-align:left;white-space:normal;letter-spacing:.06em}
  .cmp thead{display:none}
  .cmp tbody{display:block}
  .cmp tbody tr{display:block;background:var(--bg-2);border:1px solid var(--line);border-radius:14px;padding:16px;margin-bottom:12px}
  .cmp tbody tr:hover{background:var(--bg-2)}
  .cmp tbody th{display:block;text-align:left;font-size:15.5px;color:var(--orange);margin:0 0 10px;padding:0 0 10px;border-bottom:1px solid var(--line);white-space:normal}
  .cmp tbody td{display:flex;justify-content:space-between;align-items:center;gap:16px;text-align:right;padding:9px 0;border:0}
  .cmp tbody td+td{border-top:1px solid var(--line)}
  .cmp tbody td::before{content:attr(data-label);text-align:left;color:var(--ink-faint);font-size:11.5px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;flex:0 1 auto;max-width:52%;line-height:1.3}
  .cmp td.use{text-align:right;font-size:13px}
  .rate i{width:9px;height:9px}
}
@media(max-width:640px){
  .pipe .arrow{transform:rotate(90deg);padding:4px 0;width:100%;justify-content:center}
  .pipe .pstep{flex-basis:100%}
  .guard{grid-template-columns:1fr}
}
@media(max-width:600px){
  .barrow{grid-template-columns:1fr;gap:5px}
  .barrow .bval{text-align:left}
  .wrap{padding:38px 18px 48px}
  .hero{padding:40px 18px 38px}
  .signature{padding:20px 15px;margin-top:36px}
  .fig{padding:18px 14px}
  
  
  .prose{font-size:16px}
  .qbody{padding:0 2px 16px}
  .sig-title{font-size:20px}
  .stat b{font-size:19px}
  .pull{font-size:18px;padding-left:16px}
  .two{gap:12px}
  .card{padding:18px 18px 16px}
  .part{padding:34px 0 0}
}
@media(prefers-reduced-motion:reduce){
  .cmp tbody tr{opacity:1!important;transform:none!important}
  .bfill{width:var(--w)!important}
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* Didascalie delle figure. Prima erano un flex con l'etichetta di fianco al testo, in
   grigio 12px: sembravano due colonne storte. E erano larghe 860px sulla risorsa AI e
   720px sulla EF, cioe' allineate a due cose diverse. Ora: etichetta sopra, testo sotto,
   filetto a sinistra, e la stessa larghezza della colonna di prosa su tutte le risorse. */
.fig-cap{display:block;max-width:720px;margin:18px auto 0;padding:3px 0 3px 16px;
  border-left:2px solid var(--line-2);font-size:13.5px;line-height:1.62;
  color:var(--ink-soft);letter-spacing:0;text-align:left}
.fig-cap b{display:block;margin-bottom:4px;font-size:10.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--amber);font-weight:600;white-space:normal}
@media(max-width:600px){
  .fig-cap{font-size:13px;padding-left:13px;margin-top:14px}
}

/* Dentro un riquadro demo la didascalia segue il riquadro, non la colonna di prosa:
   altrimenti rientrerebbe di 80px rispetto al bordo del box che la contiene. */
.signature .fig-cap,.fig .fig-cap{max-width:none;margin-left:0;margin-right:0}