:root{--brand:#55743a;--brand-hover:#3f562b;--text:#202020;--muted:#565b54;--line:#dee2e6;--surface:#fff;--soft:#f4f8ef;--danger:#b3261e;color-scheme:light;font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);background:var(--surface);font-size:16px;line-height:1.5;accent-color:var(--brand);caret-color:var(--brand);scrollbar-color:var(--brand) var(--soft)}
*{box-sizing:border-box}body{margin:0}::selection{background:#d5e8c5;color:var(--text)}
header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 32px;border-bottom:1px solid var(--line)}
h1{font-size:24px;line-height:1.25;margin:0 0 4px;font-weight:650}h2{font-size:20px;margin:0 0 12px}h3{font-size:16px;margin:0 0 16px}p{margin:0 0 16px;max-width:72ch}header p{font-size:14px;color:var(--muted);margin:0}
.notice{padding:12px 32px;background:var(--soft);font-size:14px}#status{padding:12px 32px 0;font-size:14px;color:var(--muted);max-width:none}#feedback-message{margin:0 32px 16px;color:var(--danger);max-width:none}#feedback-message:empty{display:none}
main{display:grid;grid-template-columns:260px minmax(0,1fr);border-top:1px solid var(--line);min-height:72vh}nav{padding:24px 16px;border-right:1px solid var(--line)}nav h2{padding:0 12px}ul{padding:0;margin:0;list-style:none}li{border-bottom:1px solid var(--line)}li button{width:100%;border:0;border-radius:0;background:none;text-align:left;padding:16px 12px}li button[aria-current=true]{background:var(--soft);color:var(--brand)}li small{display:block;color:var(--muted);font-size:13px;margin-top:4px}
article{padding:28px 32px;min-width:0}.case-heading{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap}.case-state{font-size:14px;color:var(--muted)}.case-error{color:var(--danger)}.workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:40px;margin-top:20px}section{min-width:0}.incoming{white-space:pre-wrap;overflow-wrap:anywhere;margin-bottom:36px}.sources details{border-top:1px solid var(--line);padding:12px 0}.sources p{margin:12px 0;color:var(--muted);font-size:14px}summary{cursor:pointer;text-underline-offset:4px}summary:hover{text-decoration:underline}label{display:block;font-size:14px;font-weight:600;margin-bottom:6px}input,textarea{display:block;width:100%;margin-bottom:20px;padding:10px 12px;border:1px solid #8b9185;border-radius:8px;font:inherit;color:var(--text);background:var(--surface)}textarea{resize:vertical}.actions{display:flex;gap:10px;flex-wrap:wrap}button{font:inherit;font-size:14px;font-weight:600;min-height:42px;padding:9px 14px;border:1px solid #8b9185;border-radius:8px;color:var(--text);background:var(--surface);cursor:pointer}button:hover{background:var(--soft)}button.primary{background:var(--brand);border-color:var(--brand);color:#fff}button.primary:hover{background:var(--brand-hover)}button:disabled{opacity:.55;cursor:wait}:focus-visible{outline:3px solid var(--brand);outline-offset:3px}.trace{margin-top:36px;padding-top:20px;border-top:1px solid var(--line);font-size:14px}.trace pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px;font-variant-numeric:tabular-nums}.empty{padding:40px 0;color:var(--muted)}.skip{position:absolute;top:-100px;left:16px;background:var(--surface);padding:12px}.skip:focus{top:8px}[hidden]{display:none!important}
@media(max-width:1000px){.workspace{grid-template-columns:1fr;gap:32px}main{grid-template-columns:220px minmax(0,1fr)}}
@media(max-width:650px){header{padding:20px;align-items:flex-start;flex-direction:column}.notice{padding:12px 20px}#status{padding:12px 20px 0}#feedback-message{margin:0 20px 16px}main{grid-template-columns:1fr}nav{border-right:0;border-bottom:1px solid var(--line);padding:20px}nav ul{max-height:230px;overflow:auto}article{padding:24px 20px}.workspace{margin-top:12px}.actions button{flex:1 1 auto}}
@media(prefers-reduced-motion:no-preference){article{animation:appear .18s ease-out}@keyframes appear{from{opacity:.85}to{opacity:1}}}
#accesso{max-width:380px;margin:48px auto;padding:0 20px}
#accesso h2{margin-bottom:4px}.accesso-nota{font-size:14px;color:var(--muted);margin-bottom:24px}
#errore-accesso{color:var(--danger);font-size:14px;min-height:20px;margin:0 0 12px}
#form-accesso button{width:100%}
.chi{display:flex;align-items:center;gap:12px}
#utente{font-size:14px;color:var(--muted)}