.gu-articles-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.gu-article-card{display:flex;flex-direction:column;gap:15px;border:1px solid #cbd3c9;border-radius:4px;padding:28px;color:#173c40;text-decoration:none;background:#fffefb;transition:border-color .18s,background .18s}
.gu-article-card:hover{border-color:#89543e;background:#f0f1e9}
.gu-article-card h2,.gu-update .gu-article-card h3{font:28px/1.2 Georgia,serif;letter-spacing:-.025em;margin:0}
.gu-article-card p{font-size:15px;line-height:1.65;color:#506465;margin:0 0 5px}
.gu-article-card .gu-eyebrow{font-size:11px;color:#89543e;letter-spacing:.1em;text-transform:uppercase;margin:0}
.gu-article-read{margin-top:auto;font-size:14px;color:#173c40;text-decoration:underline;text-underline-offset:5px}
.gu-update .gu-articles-home{border-top:1px solid #d8ddd4}
.gu-reading{margin:0;background:#f7f5ef;color:#173c40;font:17px/1.8 Arial,Helvetica,sans-serif}
.gu-reading *{box-sizing:border-box}
.gu-reading a{color:inherit;text-underline-offset:4px}
.gu-reading a:focus-visible,.gu-reading summary:focus-visible,.gu-article-card:focus-visible{outline:3px solid #89543e;outline-offset:5px}
.gu-reading-header,.gu-reading-main,.gu-reading-footer{width:min(1120px,calc(100% - 72px));margin-inline:auto}
.gu-reading-header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:28px 0;border-bottom:1px solid #d8ddd4}
.gu-reading-brand{text-decoration:none}
.gu-reading-brand strong{display:block;font:24px/1.3 Georgia,serif}
.gu-reading-brand span{display:block;font-size:12px;color:#506465;margin-top:5px}
.gu-reading-header nav,.gu-reading-footer nav{display:flex;align-items:center;gap:24px;font-size:13px;flex-wrap:wrap}
.gu-reading-button{display:inline-block;padding:11px 24px;background:#173c40;color:#fffefb!important;text-decoration:none;border-radius:3px;font-size:14px}
.gu-reading-button:hover{background:#285358}
.gu-reading-intro{max-width:810px;padding:65px 0 40px}
.gu-reading h1,.gu-reading h2,.gu-reading h3{font-family:Georgia,'Times New Roman',serif;font-weight:400;letter-spacing:-.035em;line-height:1.15}
.gu-reading h1{font-size:clamp(34px,4.5vw,58px);margin:15px 0 25px;overflow-wrap:break-word}
.gu-reading h2{font-size:30px;margin:45px 0 18px}
.gu-reading h3{font-size:24px;margin:30px 0 14px}
.gu-reading em{color:#89543e}
.gu-reading .gu-eyebrow{color:#89543e;font-size:12px;letter-spacing:.14em;text-transform:uppercase;margin:0}
.gu-reading-intro>p:not(.gu-eyebrow){color:#506465;font-size:18px}
.gu-reading .gu-reading-byline{font-size:13px!important;margin-top:24px}
.gu-reading-breadcrumb{display:flex;gap:12px;font-size:12px;color:#506465;padding-top:24px;flex-wrap:wrap}
.gu-reading-breadcrumb+.gu-reading-intro{padding-top:35px}
.gu-reading-body{max-width:760px}
.gu-reading-body>h2:first-child{margin-top:10px}
.gu-reading-body li{margin:8px 0}
.gu-reading-body a,.gu-reading-faq summary{overflow-wrap:anywhere}
.gu-reading-faq{padding-top:5px;margin-top:35px}
.gu-reading-faq details{border-bottom:1px solid #cbd3c9;padding:17px 0}
.gu-reading-faq summary{cursor:pointer;font-weight:600}
.gu-reading-faq details p{margin:15px 0 5px;color:#506465}
.gu-reading-sources{font-size:14px;border-top:1px solid #cbd3c9;margin-top:40px;padding-top:10px}
.gu-reading-sources h2{font-size:25px}
.gu-reading-related{padding-block:20px 60px;border-top:1px solid #cbd3c9;margin-top:60px}
.gu-reading-related .gu-articles-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.gu-reading-contact{padding:32px;background:#e9ece4;margin:55px 0 65px;max-width:800px}
.gu-reading-contact h2{margin-top:0}
.gu-reading-footer{border-top:1px solid #cbd3c9;padding:35px 0 45px;font-size:12px;color:#506465}
.gu-reading-preview{text-align:center;font-size:12px;background:#e9ece4;margin:0;padding:12px}
.gu-reading-skip{position:absolute;left:-9999px;top:12px;background:#fffefb;padding:10px;z-index:10}
.gu-reading-skip:focus{left:20px}
@media(max-width:760px){.gu-articles-grid,.gu-reading-related .gu-articles-grid{grid-template-columns:1fr}.gu-reading-header,.gu-reading-main,.gu-reading-footer{width:calc(100% - 36px)}.gu-reading-header{align-items:flex-start;flex-direction:column;gap:20px}.gu-reading-header nav{gap:18px;font-size:12px}.gu-reading-intro{padding-top:40px}.gu-reading-intro>p:not(.gu-eyebrow){font-size:16px}.gu-reading{font-size:16px}.gu-reading-contact{padding:24px}.gu-article-card{padding:25px}.gu-update .gu-articles-home .gu-heading{align-items:flex-start}.gu-reading-footer nav{gap:18px}}
@media print{.gu-reading-header nav,.gu-reading-related,.gu-reading-footer nav{display:none}.gu-reading{background:white;color:#111}.gu-reading-main{width:100%}.gu-reading-body{max-width:none}}
/* Parametri del PAC: tabella consultabile anche su schermi piccoli. */
.gu-reading-table-scroll{overflow-x:auto;margin:24px 0;max-width:100%}
.gu-reading-parameters{width:100%;min-width:520px;border-collapse:collapse;font-size:.9em;text-align:left}
.gu-reading-parameters caption{text-align:left;margin-bottom:14px;color:#506465}
.gu-reading-parameters th,.gu-reading-parameters td{padding:14px 12px;border-bottom:1px solid #cdd5cb;vertical-align:top}
.gu-reading-parameters thead{background:#ecf0e8}