:root{--navy:#102d43;--ink:#172b42;--teal:#16798d;--pale:#f3f6f8;--muted:#506779;--line:#dce4e9;--white:#fff;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--pale);line-height:1.6}*{box-sizing:border-box}body{margin:0}a{color:var(--teal);text-underline-offset:4px}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.4}button,a,input{touch-action:manipulation}:focus-visible{outline:3px solid #d99220;outline-offset:4px}.masthead{padding:22px max(24px,calc((100vw - 1440px)/2));display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--navy);color:#bed2dd}.brand{font-weight:800;font-size:23px;color:white;text-decoration:none;letter-spacing:-1px}.brand span{font-weight:400;color:#7fc4cf}.byline{font-size:14px}.byline span{padding:0 10px}.intro{max-width:1440px;margin:auto;padding:58px 32px 46px}.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-weight:700;color:var(--teal);font-size:12px;margin:0 0 12px}h1{font-size:clamp(28px,3.5vw,48px);line-height:1.18;letter-spacing:-.035em;max-width:1090px;margin:0 0 20px}.lead{max-width:850px;color:var(--muted);font-size:18px;margin:0 0 25px}.downloads{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.downloads a{padding:10px 17px;text-decoration:none;border:1px solid #b9cbd5;border-radius:5px;font-size:14px;font-weight:650}.downloads .primary{background:var(--teal);border-color:var(--teal);color:white}.reader{display:grid;grid-template-columns:280px minmax(0,1fr);max-width:1440px;margin:0 auto 60px;border:1px solid var(--line);background:white;border-radius:8px;overflow:clip;box-shadow:0 8px 35px #102d4307}.contents{border-right:1px solid var(--line);padding:22px 16px;background:#fafcfd;max-height:1100px;overflow:auto}.contents-head{display:flex;justify-content:space-between;align-items:center;gap:8px;margin:0 2px 18px}.contents h2{margin:0;font-size:18px}.contents-head span{font-size:11px;color:var(--muted)}#search{width:100%;padding:10px 12px;border:1px solid #b9cbd5;border-radius:4px;background:white;font-size:13px;margin-bottom:18px}.nav-heading{font-size:10px;font-weight:750;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);padding:18px 7px 6px;margin:0}.slide-nav{display:flex;align-items:center;gap:10px;text-align:left;width:100%;border:0;background:transparent;border-radius:4px;padding:8px 7px;color:var(--ink);line-height:1.35;margin:2px 0}.slide-nav:hover{background:#eaf1f5}.slide-nav[aria-current="true"]{background:#dceef2;box-shadow:inset 3px 0 var(--teal)}.slide-nav img{width:68px;height:auto;aspect-ratio:16/9;object-fit:contain;border:1px solid var(--line);background:white;flex-shrink:0}.slide-nav span{font-size:12px}.slide-nav b{font-size:10px;color:var(--teal);display:block;margin-bottom:3px;font-weight:700}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 22px;border-bottom:1px solid var(--line);font-size:13px}.toolbar p{margin:0;color:var(--muted)}.toolbar button,.reader-actions button{border:1px solid #c8d5dd;background:white;color:var(--ink);border-radius:4px;padding:7px 12px;font-size:12px}#contents-toggle{display:none}.viewer{background:var(--navy)}.image-button{display:block;border:0;padding:0;background:transparent;width:100%;cursor:zoom-in}.image-button img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:contain}.slide-controls{display:flex;align-items:center;justify-content:space-between;color:white;padding:12px 20px;gap:10px}.slide-controls button{color:white;background:transparent;border:1px solid #ffffff55;padding:8px 15px;border-radius:4px;font-size:13px}.position{display:flex;align-items:center;gap:7px;font-size:13px;color:#c4d6df}.position input{width:48px;text-align:center;border:1px solid #527084;background:#18394e;color:white;border-radius:3px;padding:5px;appearance:textfield}.position input::-webkit-inner-spin-button{display:none}.explanation{padding:30px 34px 28px}.explanation h2{font-size:25px;letter-spacing:-.02em;line-height:1.25;margin:0 0 16px}.explanation>p:not(.eyebrow):not(.keyboard-hint){font-size:16px;max-width:850px;color:#3a5365;margin:0 0 20px}.slide-links{display:flex;flex-direction:column;gap:9px;margin-bottom:20px;overflow-wrap:anywhere}.slide-links a{font-size:13px}.reader-actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px}.keyboard-hint{font-size:11px;color:var(--muted);margin:20px 0 0}.closing{max-width:990px;margin:0 auto 65px;padding:0 30px}.closing h2{font-size:28px;letter-spacing:-.025em}.closing p{color:var(--muted)}footer{background:var(--navy);color:#bed2dd;padding:25px max(28px,calc((100vw - 1376px)/2));display:flex;justify-content:space-between;gap:20px;font-size:13px}footer a{color:#b0dce3}.skip{position:absolute;top:-100px;left:15px;background:white;padding:12px;z-index:5}.skip:focus{top:10px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}dialog{border:0;padding:0;border-radius:6px;width:min(96vw,1700px);max-width:96vw;max-height:94vh;background:var(--navy);color:white}dialog::backdrop{background:#06121ddc}.zoom-bar{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;gap:15px;font-size:13px}.zoom-bar strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.zoom-bar div{display:flex;gap:8px;flex-shrink:0}.zoom-bar button{border:1px solid #728d9e;background:transparent;color:white;border-radius:4px;padding:6px 12px}#zoom-scroll{overflow:auto;max-height:80vh;background:#e1e7ec}#zoom-image{display:block;width:100%;max-width:none;height:auto}.no-js{padding:30px}.viewer:fullscreen{display:flex;flex-direction:column;justify-content:center;width:100%;height:100%;padding:0}.viewer:fullscreen .image-button{height:calc(100vh - 80px)}.viewer:fullscreen .image-button img{width:100%;height:100%;object-fit:contain}.viewer:fullscreen .slide-controls{width:100%;max-width:1400px;margin:0 auto}#share-status{font-size:12px;color:var(--teal)}
@media(max-width:900px){.reader{grid-template-columns:220px minmax(0,1fr);margin:0 16px 45px}.contents{padding:16px 10px}.slide-nav img{width:49px}.intro{padding:35px 25px}.toolbar{padding:12px 15px}.explanation{padding:24px}.slide-controls{padding:10px 12px}.slide-controls button{font-size:12px;padding:7px 9px}.contents-head{display:block}.contents-head span{display:block}}
@media(max-width:680px){.masthead{padding:16px 20px}.brand{font-size:20px}.byline{font-size:11px}.byline span{padding:0 4px}h1 br{display:none}.intro{padding:30px 20px}.lead{font-size:16px}.downloads{gap:8px}.downloads a{font-size:12px;padding:8px 11px}.reader{display:flex;flex-direction:column;margin:0 10px 35px;border-radius:5px}.contents{display:none;border:0;border-bottom:1px solid var(--line);max-height:420px;order:0}.reader.show-contents .contents{display:block}.reading-pane{min-width:0}#contents-toggle{display:block}.toolbar{font-size:11px;gap:6px}.toolbar p{font-size:10px}.toolbar button{padding:6px 8px;font-size:11px}.explanation{padding:22px 20px}.explanation h2{font-size:22px}.explanation>p:not(.eyebrow):not(.keyboard-hint){font-size:15px}.closing{padding:0 22px;margin-bottom:38px}.closing h2{font-size:24px}footer{font-size:11px;padding:22px;flex-wrap:wrap}.zoom-bar{font-size:11px;padding:10px}.zoom-bar button{padding:5px 8px}.keyboard-hint{display:none}}
@media(prefers-reduced-motion:no-preference){button,a{transition:background-color .15s,color .15s}}

.recording{max-width:1440px;margin:0 auto 42px;padding:0 32px}.recording-heading{display:flex;justify-content:space-between;align-items:center;gap:24px}.recording-heading h2{font-size:clamp(23px,2.5vw,33px);line-height:1.2;letter-spacing:-.025em;margin:0 0 12px}.recording-heading>a{font-size:13px;white-space:nowrap}.recording>p{max-width:1000px;color:var(--muted)}.video-frame{aspect-ratio:16/9;width:100%;max-width:1000px;background:var(--navy);border-radius:6px;overflow:hidden}.video-frame iframe{display:block;width:100%;height:100%;border:0}.video-link{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:14px}.video-link span{color:var(--muted)}#diapozitivi{scroll-margin-top:16px}@media(max-width:680px){.recording{padding:0 20px;margin-bottom:30px}.recording-heading{display:block}.recording-heading>a{display:inline-block;margin:0 0 10px}.recording>p{font-size:15px}}