:root{font-family:system-ui,-apple-system,Segoe UI,sans-serif;color:#192d3e;background:#f2f6f7;font-size:16px}*{box-sizing:border-box}body{margin:0}header{background:#123c56;color:white;padding:18px max(18px,calc((100vw - 1100px)/2))}.head{display:flex;align-items:center;justify-content:space-between;gap:18px}.head strong{display:block;font-size:1.18rem}.head small{display:block;opacity:.85;margin-top:4px}nav{display:flex;gap:14px;flex-wrap:wrap;margin-top:16px}nav a{color:#fff;text-decoration:none;font-size:.89rem;padding:5px 0}nav a:hover{text-decoration:underline}.pill{background:#2b6686;border-radius:30px;padding:7px 13px;font-size:.83rem}main{max-width:1100px;padding:22px 18px 70px;margin:auto}h1{font-size:1.7rem;margin:5px 0 22px}h2{font-size:1.17rem}h3{margin:0 0 5px;font-size:1.07rem}.card{background:white;padding:20px;border:1px solid #dfe7ed;border-radius:13px;box-shadow:0 2px 4px #21384808;margin-bottom:16px}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:14px}.cards .card{margin:0}.book p{margin:8px 0}.muted{color:#647789;font-size:.85rem}.ok{color:#1f7954}.warn{color:#946000}.grid-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:14px;align-items:end}label{display:block;font-weight:600;margin:12px 0;color:#28445a;font-size:.93rem}input,textarea,select{display:block;width:100%;border:1px solid #b9c8d4;border-radius:7px;padding:10px;margin:6px 0 0;font:inherit;background:white;color:#192d3e}textarea{min-height:95px}button,.button{display:inline-block;padding:10px 15px;background:#176b93;color:white;border:0;border-radius:8px;cursor:pointer;font-weight:600;text-decoration:none;font-size:.93rem}button:hover{background:#115273}a{color:#116d96}.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.metric strong{display:block;font-size:2rem}.metric span{color:#617486;font-size:.87rem}.table-scroll{overflow-x:auto;background:white;border:1px solid #dfe7ed;border-radius:11px;margin:14px 0 25px}table{border-collapse:collapse;width:100%;font-size:.92rem}th,td{text-align:left;border-bottom:1px solid #edf1f4;padding:11px 13px;vertical-align:middle}th{background:#ecf3f7;color:#355167}tr:last-child td{border-bottom:0}.inline{display:flex;align-items:center;gap:6px}.inline input{min-width:120px}.inline select{min-width:140px}.inline button{white-space:nowrap}.notice{padding:12px;background:#fff4d6;border-radius:8px}footer{padding:20px;color:#647789;font-size:.8rem;text-align:center}@media(max-width:600px){h1{font-size:1.45rem}.card{padding:15px}.inline{flex-wrap:wrap}nav{gap:10px}}

nav .admin-entry{margin-left:auto;border:1px solid rgba(255,255,255,.65);border-radius:8px;padding:6px 12px;font-weight:650}nav .admin-entry:hover,nav .admin-entry:focus-visible{background:rgba(255,255,255,.16);text-decoration:none}@media(max-width:600px){nav .admin-entry{margin-left:0}}

/* Navigazione gestionale: tendine separate con sufficiente spazio e contrasto. */
nav {align-items:center;gap:8px 12px;position:relative;overflow:visible}
nav .nav-direct,nav .nav-group>summary {display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:40px;padding:9px 13px;border:1px solid rgba(255,255,255,.20);border-radius:9px;color:#fff;text-decoration:none;font-size:.90rem;font-weight:600;line-height:1.25;white-space:nowrap}
nav .nav-direct:hover,nav .nav-group>summary:hover,nav .nav-group[open]>summary {background:#285c79;text-decoration:none;border-color:rgba(255,255,255,.38)}
nav .nav-group {position:relative;flex:0 0 auto}
nav .nav-group>summary {cursor:pointer;list-style:none;user-select:none}
nav .nav-group>summary::-webkit-details-marker {display:none}
nav .nav-chevron {font-size:.75rem;opacity:.85;transition:transform .15s}
nav .nav-group[open] .nav-chevron {transform:rotate(180deg)}
nav .nav-group-links {position:absolute;top:calc(100% + 8px);left:0;z-index:200;min-width:250px;max-width:min(360px,92vw);padding:8px;background:#fff;color:#1e384b;border:1px solid #dce5eb;box-shadow:0 12px 30px #10263838;border-radius:11px;display:flex;flex-direction:column;gap:3px}
nav .nav-group-links a {display:block;color:#193b52;font-size:.9rem;font-weight:500;padding:11px 12px;border-radius:7px;line-height:1.3;text-decoration:none}
nav .nav-group-links a:hover,nav .nav-group-links a:focus-visible {background:#eaf3f8;color:#0d5478;text-decoration:none}
nav .nav-group>summary:focus-visible,nav .nav-direct:focus-visible {outline:3px solid #afdcff;outline-offset:2px}
nav .logout-form {margin-left:auto}
nav .logout-form button {background:#285c79;border:1px solid rgba(255,255,255,.32);min-height:40px;padding:8px 15px}
nav .logout-form button:hover {background:#39718f}
@media(max-width:750px) {nav {align-items:stretch;gap:8px}nav .nav-group-links {position:absolute;left:0;min-width:240px}nav .logout-form {margin-left:0}}

/* Cataloghi tabellari e sfogliamento */
.catalog-pager {display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:14px 0}
.book-pager {display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding:12px 16px;margin:0 0 16px;background:#e8f1f6;border-radius:10px}
.cell-location {font-weight:700;white-space:normal;color:#284c61}
.synopsis-preview {display:block;min-width:190px;max-width:400px;font-size:.88rem;line-height:1.45;color:#415669}
.table-scroll td {vertical-align:top}.table-scroll tr:hover td{background:#f8fbfe}
@media(max-width:700px){.synopsis-preview{min-width:125px}.book-pager{justify-content:center}}