:root{--ink:#22304a;--blue:#1f497d;--link:#1a5fb4;--yellow:#ffd21f;--red:#e2231a;--line:#e3e7ee;--soft:#f5f7fa}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font:1rem/1.65 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:#fff}
img{max-width:100%;height:auto;vertical-align:middle}
a{color:var(--link);text-underline-offset:.15em}
a:hover{color:var(--red)}
:focus-visible{outline:3px solid var(--link);outline-offset:2px}
.wrap{max-width:1120px;margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px}
.skip:focus{left:8px;top:8px;background:#fff;padding:8px 12px;z-index:10}

/* header + menu */
.top{border-bottom:4px solid var(--yellow)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:8px 24px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px}
.nav ul{list-style:none;margin:0;padding:0}
.nav>ul{display:flex;flex-wrap:wrap;gap:4px}
.nav a{display:block;padding:8px 12px;border-radius:6px;color:var(--blue);font-weight:600;text-decoration:none}
.nav a:hover,.nav a.on,.nav a[aria-current]{background:var(--soft);color:var(--red)}
.has-sub{position:relative}
.has-sub ul{display:none}
@media (hover:hover) and (min-width:720px){
  .has-sub ul{position:absolute;left:0;top:100%;z-index:5;min-width:270px;padding:6px;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 24px rgba(31,73,125,.15)}
  .has-sub:hover ul,.has-sub:focus-within ul{display:block}
  .has-sub ul a{font-weight:400}
}

/* fascia con banner e riquadri */
.band{background:var(--soft);border-bottom:1px solid var(--line);padding:12px 0}
.hero{text-align:center}
.tiles{display:flex;justify-content:center;flex-wrap:wrap;gap:4px 12px}
.tiles img{width:84px;transition:transform .15s}
.home .tiles img{width:150px}
.tiles a:hover img{transform:scale(1.06) rotate(-2deg)}
@media (max-width:560px){.tiles{gap:4px 6px}.tiles img{width:58px}.home .tiles img{width:96px}td{overflow-wrap:anywhere}td:first-child{width:7.5em}td,th{padding:8px 6px}p.sub{margin-left:1.5em}}
@media (prefers-reduced-motion:reduce){.tiles img{transition:none}html{scroll-behavior:auto}}

/* contenuto */
.main{padding-top:28px;padding-bottom:40px}
.with-side{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:40px}
@media (max-width:860px){.with-side{grid-template-columns:minmax(0,1fr);gap:24px}}
main{min-width:0;overflow-wrap:break-word}
main>p,main>ul,main>ol,main>h2,main>h3{max-width:75ch}
h1,h2,h3{line-height:1.25;color:var(--blue);margin:1.4em 0 .5em}
h1{font-size:clamp(1.6rem,4vw,2.1rem);margin-top:0}
h2{font-size:1.35rem}
h3{font-size:1.1rem}
p{margin:0 0 1em}
p.sub{margin:-.7em 0 1em 4.5em;color:#4a5872}
hr{border:0;border-top:1px solid var(--line);margin:28px 0}
.icon{margin-right:4px}
.table-wrap{overflow-x:auto;margin:0 0 1.2em}
table{border-collapse:collapse;width:100%}
td,th{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
td:first-child{width:11.5em}
td p:last-child{margin-bottom:0}

/* sidebar */
.box{background:var(--soft);border-top:4px solid var(--yellow);border-radius:0 0 8px 8px;padding:14px 18px;margin-bottom:20px}
.box h2{margin:0 0 8px;font-size:1.1rem}
.box h3{margin:12px 0 2px;font-size:.95rem}
.box p{margin:0;font-size:.95rem}
.box ul{list-style:none;margin:0;padding:0}
.box li a{display:block;padding:4px 0;text-decoration:none}
.box a[aria-current]{font-weight:700;color:var(--ink)}

/* pagine specifiche */
.partners,.follow,.docs{list-style:none;padding:0;margin:0}
.partners li{display:grid;grid-template-columns:270px 1fr;gap:24px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
.partners h3{margin:0 0 4px}
.partner-logo{display:flex;gap:10px;align-items:center}
@media (max-width:640px){.partners li{grid-template-columns:1fr;gap:10px}}
.follow li{margin:0 0 20px;font-size:1.3rem;font-weight:600}
.follow img{margin-right:8px}
.docs li{margin:0 0 10px}
.license{font-size:.95rem;color:#4a5872}
.actions{display:flex;flex-wrap:wrap;gap:10px}
.btn{display:inline-block;padding:10px 18px;border:2px solid var(--blue);border-radius:8px;background:var(--blue);color:#fff;font:inherit;font-weight:600;text-decoration:none;cursor:pointer}
.btn:hover{background:var(--red);border-color:var(--red);color:#fff}
.btn-alt{background:#fff;color:var(--blue)}
#booklet-view iframe{width:100%;height:85vh;border:1px solid var(--line);border-radius:8px}

/* footer */
.foot{background:var(--soft);border-top:1px solid var(--line);padding:28px 0;font-size:.9rem;text-align:center}
.partners-strip{mix-blend-mode:multiply;margin-bottom:24px}
.eu{display:flex;gap:20px;align-items:center;justify-content:center;text-align:left;margin:0 auto 16px;max-width:820px}
.eu img{flex:none}
.eu p{margin:0}
.foot strong{color:var(--blue)}
.small{margin:0}
@media (max-width:560px){.eu{flex-direction:column;text-align:center}}
@media print{.top .nav,.band,.side,.skip{display:none}}