:root{
  --bg:#f6f8fb; --surface:#ffffff; --surface-2:#eef5fb; --ink:#172033; --muted:#5d6b7d;
  --primary:#1267a5; --primary-dark:#0b4774; --accent:#1c8c7a; --line:#d9e2ec; --warm:#f5b942;
  --radius:18px; --shadow:0 14px 40px rgba(20,50,80,.10); --max:1180px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;display:block}.container{width:min(var(--max),calc(100% - 36px));margin:auto}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:16px;top:16px;z-index:999;background:#fff;padding:10px 14px;border-radius:8px}.topbar{background:#0c2d49;color:#e9f4fb;font-size:.86rem}.topbar .container{display:flex;justify-content:space-between;gap:20px;padding:7px 0}.topbar a{color:#fff}.site-header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.header-inner{min-height:76px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:800}.brand:hover{text-decoration:none}.brand-mark{width:44px;height:44px;border-radius:14px;background:linear-gradient(145deg,var(--primary),var(--accent));display:grid;place-items:center;color:white;font-weight:900;letter-spacing:-.04em}.brand small{display:block;font-weight:600;color:var(--muted);font-size:.72rem;letter-spacing:.03em}.nav{margin-left:auto;display:flex;align-items:center;gap:4px}.nav a{padding:9px 10px;border-radius:9px;color:#24334a;font-size:.92rem;font-weight:650}.nav a:hover,.nav a.active{background:#eaf3fa;text-decoration:none;color:var(--primary-dark)}.nav-toggle{display:none;margin-left:auto;border:1px solid var(--line);background:white;border-radius:10px;padding:8px 11px;font-size:1.15rem}.hero{padding:82px 0 66px;background:radial-gradient(circle at 82% 20%,rgba(28,140,122,.16),transparent 28%),linear-gradient(135deg,#f7fbff,#edf5fb 55%,#f7fbff)}.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border-radius:999px;background:#e6f1fa;color:#0b5a91;font-size:.78rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em}.hero h1,.page-hero h1{font-size:clamp(2.25rem,4.8vw,4.45rem);line-height:1.03;letter-spacing:-.045em;margin:18px 0 18px}.hero p.lead,.page-hero p.lead{font-size:clamp(1.06rem,1.8vw,1.28rem);color:var(--muted);max-width:760px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:12px 18px;font-weight:800;border:1px solid transparent;cursor:pointer}.btn:hover{text-decoration:none;transform:translateY(-1px)}.btn-primary{background:var(--primary);color:white;box-shadow:0 8px 20px rgba(18,103,165,.2)}.btn-secondary{background:white;color:var(--primary-dark);border-color:#bfd2e1}.btn-ghost{color:var(--primary-dark);border-color:#b9cad8;background:transparent}.hero-panel{background:rgba(255,255,255,.88);border:1px solid #d9e8f2;border-radius:26px;padding:28px;box-shadow:var(--shadow)}.hero-panel h3{margin:0 0 8px;font-size:1.3rem}.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}.metric{padding:16px;border-radius:14px;background:#f5f9fc;border:1px solid #e0ebf3}.metric strong{display:block;font-size:1.35rem;color:var(--primary-dark)}.section{padding:70px 0}.section.alt{background:white}.section.soft{background:var(--surface-2)}.section-head{max-width:780px;margin-bottom:34px}.section-head h2{font-size:clamp(1.8rem,3vw,2.7rem);line-height:1.1;letter-spacing:-.03em;margin:0 0 12px}.section-head p{color:var(--muted);font-size:1.07rem}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 5px 18px rgba(25,55,85,.04)}.card h3{margin-top:0;line-height:1.25}.card p{color:var(--muted)}.card .kicker{font-size:.78rem;font-weight:800;color:var(--primary);text-transform:uppercase;letter-spacing:.05em}.icon-chip{width:42px;height:42px;border-radius:12px;background:#e8f3fb;color:var(--primary-dark);display:grid;place-items:center;font-weight:900;margin-bottom:14px}.book-card{display:grid;grid-template-columns:230px 1fr;gap:32px;align-items:center}.book-cover{aspect-ratio:2/3;max-width:230px;border-radius:8px;background:linear-gradient(145deg,#0d3f68,#1374b9 58%,#1a8b77);color:white;padding:26px 20px;box-shadow:18px 20px 35px rgba(15,50,80,.24);display:flex;flex-direction:column;justify-content:space-between;transform:perspective(700px) rotateY(-6deg)}.book-cover small{letter-spacing:.08em;text-transform:uppercase;opacity:.8}.book-cover h3{font-size:1.55rem;line-height:1.05;margin:8px 0}.book-cover p{color:#e7f6ff}.book-cover .isbn{font-size:.72rem;opacity:.9}.pill-row{display:flex;flex-wrap:wrap;gap:9px}.pill{padding:7px 10px;border-radius:999px;background:#eef5fa;border:1px solid #d6e5ef;color:#34516a;font-size:.83rem;font-weight:700}.checklist{list-style:none;padding:0;margin:16px 0}.checklist li{position:relative;padding-left:28px;margin:10px 0}.checklist li:before{content:'✓';position:absolute;left:0;top:0;color:var(--accent);font-weight:900}.page-hero{padding:58px 0 42px;background:linear-gradient(135deg,#f7fbff,#eaf4fa)}.page-hero h1{font-size:clamp(2.15rem,4vw,3.7rem)}.breadcrumbs{font-size:.86rem;color:var(--muted);margin-bottom:12px}.breadcrumbs a{color:var(--muted)}.notice{border-left:4px solid var(--primary);background:#edf6fc;padding:18px 20px;border-radius:0 12px 12px 0}.notice.warning{border-color:#d79b18;background:#fff8e6}.notice.success{border-color:var(--accent);background:#eaf8f5}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px;background:white}.data-table{border-collapse:collapse;width:100%;min-width:700px}.data-table th,.data-table td{padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}.data-table th{background:#eef5fa;text-align:left;color:#1f435f}.data-table tr:last-child td{border-bottom:0}.lesson-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.lesson{display:grid;grid-template-columns:52px 1fr;gap:14px;padding:16px;background:white;border:1px solid var(--line);border-radius:14px}.lesson-num{width:46px;height:46px;border-radius:12px;background:#eaf4fb;color:var(--primary-dark);display:grid;place-items:center;font-weight:900}.lesson h3{font-size:1rem;margin:2px 0 4px}.lesson p{margin:0;color:var(--muted);font-size:.9rem}.accordion details{background:#fff;border:1px solid var(--line);border-radius:12px;margin:10px 0;padding:0 16px}.accordion summary{cursor:pointer;font-weight:800;padding:15px 0}.accordion p{color:var(--muted)}.cta{background:linear-gradient(135deg,#0b4b79,#1472aa 60%,#15816f);color:white;border-radius:26px;padding:38px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}.cta p{color:#e8f5ff;margin-bottom:0}.cta .btn{background:white;color:#0b4b79}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field label{display:block;font-size:.88rem;font-weight:800;margin-bottom:6px}.field input,.field select,.field textarea{width:100%;border:1px solid #c9d6e0;border-radius:10px;padding:11px 12px;background:white;color:var(--ink);font:inherit}.field textarea{min-height:140px;resize:vertical}.field.full{grid-column:1/-1}.fine{font-size:.82rem;color:var(--muted)}.source-list a{word-break:break-word}.news-card time{display:block;font-size:.8rem;color:var(--muted);margin-bottom:7px}.tag{display:inline-block;padding:4px 8px;background:#eaf4fb;color:#0d5c91;border-radius:999px;font-size:.75rem;font-weight:800}.site-footer{background:#0c263b;color:#c8d7e2;padding:54px 0 24px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:34px}.site-footer h3,.site-footer h4{color:white}.site-footer a{color:#dff2ff}.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:8px 0}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:32px;padding-top:18px;font-size:.82rem;color:#aebfcc;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.cookie-banner{position:fixed;left:20px;right:20px;bottom:20px;max-width:760px;margin:auto;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:16px;padding:18px;z-index:200;display:none}.cookie-banner.show{display:block}.cookie-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}.small{font-size:.88rem}.muted{color:var(--muted)}.center{text-align:center}.mt-0{margin-top:0}.mt-2{margin-top:20px}.mt-3{margin-top:32px}.mb-0{margin-bottom:0}.source-box{font-size:.88rem;background:#fbfcfe;border:1px solid var(--line);border-radius:12px;padding:16px}.quick-links{display:flex;flex-wrap:wrap;gap:10px}.quick-links a{display:inline-block;padding:8px 11px;background:white;border:1px solid var(--line);border-radius:10px;font-weight:700}.quote{font-size:1.25rem;line-height:1.45;padding:22px;border-left:4px solid var(--accent);background:#f3faf8;border-radius:0 14px 14px 0}.split{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:start}.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.stat{background:white;border:1px solid var(--line);border-radius:14px;padding:18px}.stat strong{display:block;font-size:1.55rem;color:var(--primary-dark)}
@media(max-width:980px){.nav-toggle{display:block}.nav{position:absolute;left:0;right:0;top:76px;background:white;border-bottom:1px solid var(--line);padding:12px 18px;display:none;flex-direction:column;align-items:stretch}.nav.open{display:flex}.nav a{padding:11px 12px}.hero-grid,.split,.book-card,.footer-grid{grid-template-columns:1fr}.hero{padding-top:58px}.hero-panel{max-width:650px}.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){.topbar .container{display:block}.topbar .right{display:none}.grid-2,.grid-3,.grid-4,.lesson-list,.form-grid,.stat-row{grid-template-columns:1fr}.hero h1,.page-hero h1{letter-spacing:-.035em}.section{padding:54px 0}.cta{grid-template-columns:1fr;padding:28px}.book-cover{max-width:190px}.field.full{grid-column:auto}.container{width:min(var(--max),calc(100% - 26px))}}
@media print{.topbar,.site-header,.hero-actions,.cta,.site-footer,.cookie-banner,.nav-toggle{display:none!important}.section,.page-hero{padding:20px 0}.card{box-shadow:none}.container{width:100%}body{background:white}}


/* ASSODOLAB identity and real book assets */
.brand-logo{width:48px;height:48px;border-radius:10px;object-fit:contain;background:#fff;border:1px solid #e6ebf0;padding:3px;box-shadow:0 3px 10px rgba(20,50,80,.08)}
.hero-showcase{text-align:center;overflow:hidden}
.hero-book-wrap{position:relative;display:flex;justify-content:center;align-items:center;min-height:360px;padding:8px 8px 2px}
.hero-book{width:min(100%,320px);max-height:390px;object-fit:contain;border-radius:10px;filter:drop-shadow(0 20px 22px rgba(8,32,52,.22))}
.hero-org-strip{display:flex;align-items:center;gap:12px;text-align:left;background:#f7fafc;border:1px solid #e2eaf0;border-radius:14px;padding:12px 14px;margin:8px 0 16px}
.hero-org-strip img{width:54px;height:54px;object-fit:contain;border-radius:8px;background:white}
.hero-org-strip strong{display:block;color:var(--primary-dark)}
.book-image{width:min(100%,290px);max-height:460px;object-fit:contain;border-radius:10px;filter:drop-shadow(18px 20px 26px rgba(15,50,80,.22));margin:auto}
.identity-card{display:grid;grid-template-columns:180px 1fr;gap:28px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.identity-card .identity-logo{width:170px;height:170px;object-fit:contain;background:#fff;border-radius:16px;padding:8px}
.contact-list{list-style:none;padding:0;margin:18px 0}.contact-list li{padding:8px 0;border-bottom:1px solid var(--line)}.contact-list li:last-child{border-bottom:0}
.credibility{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.credibility .container{display:grid;grid-template-columns:auto 1fr repeat(3,auto);gap:20px;align-items:center;padding:18px 0}
.credibility img{width:62px;height:62px;object-fit:contain}
.credibility strong{display:block;color:var(--primary-dark)}
.credibility .cred-item{padding-left:20px;border-left:1px solid var(--line);font-size:.88rem;color:var(--muted)}
@media(max-width:980px){.identity-card{grid-template-columns:1fr}.identity-card .identity-logo{margin:auto}.credibility .container{grid-template-columns:auto 1fr}.credibility .cred-item{border-left:0;padding-left:0}}
@media(max-width:720px){.brand-logo{width:42px;height:42px}.hero-book-wrap{min-height:auto}.hero-book{max-height:330px}.credibility .container{grid-template-columns:1fr;text-align:center}.credibility img{margin:auto}.hero-org-strip{text-align:left}}


/* Area riservata link */
.nav a.nav-private{background:#0d5f97;color:#fff;border-color:#0d5f97}.nav a.nav-private:hover{background:#0a4b78;color:#fff}