.gfl{--gfl-blue:#073568;--gfl-ink:#102c50;--gfl-light:#eaf4ff;--gfl-border:#dce7f1;color:var(--gfl-ink);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.6;width:100%;max-width:1320px;margin:0 auto 32px;text-align:left;box-sizing:border-box}.gfl *{box-sizing:border-box}.gfl h1,.gfl h2,.gfl h3,.gfl p{font-family:inherit;color:inherit;line-height:1.35;margin:0}.gfl h1{font-size:clamp(28px,3.3vw,44px);font-weight:750;margin:8px 0 14px}.gfl h2{font-size:28px;font-weight:700;margin-bottom:10px}.gfl h3{font-size:21px;font-weight:700}.gfl a{color:var(--gfl-blue);text-decoration:none}.gfl a:hover{text-decoration:underline}.gfl a:focus-visible,.gfl button:focus-visible{outline:3px solid #d69925;outline-offset:4px}.gfl svg{width:24px;height:24px;flex-shrink:0}.gfl-hero{background:linear-gradient(110deg,#e4f1ff,#f6faff);border-radius:10px;display:flex;align-items:center;min-height:190px;overflow:hidden;margin-bottom:28px;position:relative}.gfl-hero>div:first-child{padding:30px 36px;width:72%;position:relative;z-index:1}.gfl-hero p{font-size:19px;max-width:760px;line-height:1.55}.gfl-hero img{width:28%;height:220px;object-fit:cover;align-self:stretch;mask-image:linear-gradient(to right,transparent,#000 28%)}.gfl-hero-symbol{width:28%;display:flex;justify-content:center;color:#3e79b4;opacity:.45}.gfl-hero-symbol svg{width:100px;height:100px}.gfl-eyebrow{font-size:11px;letter-spacing:1.5px;color:#ad7712;font-weight:700}.gfl-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:26px}.gfl-main{min-width:0}.gfl-subtitle{font-size:17px;color:#65788d!important;margin-bottom:20px!important}.gfl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.gfl-card{border:1px solid var(--gfl-border);border-radius:9px;overflow:hidden;background:#fff;display:flex;flex-direction:column;box-shadow:0 4px 12px #163b6105;transition:transform .2s,box-shadow .2s}.gfl-card:hover{transform:translateY(-3px);box-shadow:0 10px 20px #163b6110}.gfl-cover{height:126px;background:linear-gradient(135deg,#d8eafe,#a9c9e8);display:flex;align-items:center;justify-content:center;overflow:hidden}.gfl-cover>svg{width:54px;height:54px;color:var(--gfl-blue)}.gfl-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s}.gfl-card:hover img{transform:scale(1.035)}.gfl-card-body{padding:18px;display:flex;flex-direction:column;flex:1}.gfl-card h3{margin:6px 0 12px}.gfl-description{font-size:14px;line-height:1.5!important;color:#63758b!important;margin-bottom:16px!important}.gfl-feature{display:flex;gap:10px;align-items:center;font-size:14px;margin:8px 0}.gfl-feature svg{background:#e9f3fe;padding:7px;width:36px;height:36px;border-radius:50%;color:var(--gfl-blue)}.gfl-button{display:inline-flex;align-items:center;justify-content:center;gap:12px;background:var(--gfl-blue);color:#fff!important;padding:12px 18px;border-radius:7px;font-size:12px;font-weight:700;letter-spacing:.3px;text-align:center;line-height:1.4;min-height:44px;border:1px solid var(--gfl-blue)}.gfl-button:hover{filter:brightness(1.15);text-decoration:none!important}.gfl-card .gfl-button{margin-top:auto}.gfl-card .gfl-feature:last-of-type{margin-bottom:18px}.gfl-help,.gfl-callout{padding:22px;border:1px solid var(--gfl-border);border-radius:10px;background:#fff}.gfl-sidebar h2{font-size:22px}.gfl-step{display:flex;gap:15px;margin-top:24px}.gfl-step>span{background:#e0efff;color:var(--gfl-blue);border-radius:50%;width:38px;height:38px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-weight:700}.gfl-step strong{font-size:15px}.gfl-step p{font-size:13px;margin-top:5px;line-height:1.5;color:#65788d}.gfl-callout{margin-top:20px;background:linear-gradient(120deg,#fff4da,#fffaef);border-color:#f5e5c4}.gfl-callout h2{display:flex;gap:10px;align-items:center}.gfl-callout svg{background:#ffe8ae;width:44px;height:44px;padding:9px;border-radius:50%}.gfl-callout p{margin:18px 0;line-height:1.6}.gfl-callout .gfl-button{width:100%}.gfl-footer{display:flex;gap:20px;align-items:center;background:var(--gfl-light);padding:20px 24px;border-radius:8px;margin-top:28px}.gfl-footer svg{width:40px;height:40px}.gfl-footer p{font-size:14px;color:#546e87;margin-top:4px}.gfl-module{border:1px solid var(--gfl-border);border-radius:10px;background:#fff;padding:26px}.gfl-module h2{margin:8px 0 20px}.gfl-intro{margin-bottom:24px;line-height:1.8;overflow-wrap:anywhere}.gfl-intro p{margin-bottom:16px;line-height:1.8}.gfl-intro img{max-width:100%;height:auto}.gfl-intro iframe{max-width:100%}.gfl-lesson{display:flex;align-items:center;gap:15px;padding:16px;border:1px solid var(--gfl-border);border-radius:8px;margin:10px 0}.gfl-lesson>div{flex:1;min-width:0}.gfl-lesson strong{font-size:15px;overflow-wrap:anywhere}.gfl-lesson small{display:block;color:#637b95;font-size:13px;margin-top:3px}.gfl-lesson svg{color:var(--gfl-blue)}.gfl-small-button{padding:9px 16px;border:1px solid #b7cde3;border-radius:6px;font-size:12px;font-weight:700;min-height:40px}.gfl-test-row{background:var(--gfl-light)}.gfl-note{font-size:13px!important;line-height:1.6!important;margin:18px 0!important;color:#60748a!important}.gfl-back{display:flex;gap:24px;flex-wrap:wrap;margin:0 0 24px}.gfl-empty{background:#f4f9ff;border:1px solid var(--gfl-border);padding:30px;border-radius:10px}.gfl-empty p{margin:12px 0 20px}.gfl-test-area{padding:10px 0}.gfl-fit{width:min(1320px,calc(100vw - 40px));max-width:none;position:relative;left:50%;transform:translateX(-50%)}
@media(max-width:1100px){.gfl-layout{grid-template-columns:minmax(0,1fr) 270px;gap:20px}.gfl-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.gfl-card-body{padding:16px}}
@media(max-width:760px){.gfl-layout{grid-template-columns:1fr}.gfl-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.gfl-hero>div:first-child{width:100%;padding:24px}.gfl-hero img,.gfl-hero-symbol{display:none}.gfl-hero p{font-size:17px}.gfl-sidebar{display:grid;grid-template-columns:1fr 1fr;gap:16px}.gfl-callout{margin-top:0}.gfl-module{padding:20px}.gfl-lesson{flex-wrap:wrap}.gfl-lesson .gfl-button{margin-left:39px}.gfl h2{font-size:25px}}
@media(max-width:480px){.gfl-grid,.gfl-sidebar{grid-template-columns:1fr}.gfl-cover{height:150px}.gfl-fit{width:calc(100vw - 24px)}.gfl-lesson .gfl-small-button{margin-left:39px}.gfl-hero{min-height:0}.gfl-footer{padding:18px;gap:12px}}
@media(prefers-reduced-motion:reduce){.gfl-card,.gfl-cover img{transition:none}.gfl-card:hover{transform:none}}
/* 1.0.1: composizione dell'anteprima, con banner e percorsi completi. */
.gfl{font-size:17px;background:#fff}.gfl-hero{min-height:200px;border-radius:8px}.gfl-brand-label{font-size:11px;letter-spacing:1.5px;color:#a87518;font-weight:700}.gfl-hero>div:first-child{width:72%;padding:28px 32px}.gfl-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;mask-image:none;z-index:0}.gfl-hero>div:first-child:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#e8f3ffed 0%,#e8f3ffe0 70%,#e8f3ff00);z-index:-1}.gfl h1{font-size:clamp(30px,3.3vw,44px);line-height:1.16}.gfl h2{font-size:28px;line-height:1.25}.gfl h3{font-size:21px;line-height:1.3}.gfl-cover{height:126px}.gfl-description{display:none}.gfl-card-body{padding:18px}.gfl-feature{font-size:15px}.gfl-button{font-size:12px;min-height:44px}.gfl-main>.gfl-module{margin-top:22px;padding:20px}.gfl-main>.gfl-module h2{font-size:22px;margin:6px 0 16px}.gfl-main>.gfl-module .gfl-lesson{padding:12px;margin:8px 0}.gfl-help h2,.gfl-callout h2{font-size:24px}.gfl-step strong{font-size:16px}.gfl-step p{font-size:14px}.gfl-callout h2{font-size:21px}.gfl-callout p{font-size:17px}.gfl-note{font-size:14px!important}
@media(max-width:1100px) and (min-width:761px){.gfl-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.gfl-layout{grid-template-columns:minmax(0,1fr) 275px}.gfl-card-body{padding:14px}.gfl-card h3{font-size:19px}.gfl-feature{font-size:13px}.gfl-button{font-size:11px;padding:12px 10px}}
@media(max-width:760px){.gfl-hero>div:first-child{width:100%;padding:24px}.gfl-hero img{display:block;opacity:.24}.gfl-hero>div:first-child:before{background:#e8f3ffb3}.gfl-hero{min-height:190px}.gfl-help h2{font-size:22px}.gfl-layout{grid-template-columns:1fr}.gfl-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:480px){.gfl-grid{grid-template-columns:1fr}.gfl-cover{height:160px}.gfl h1{font-size:32px}.gfl-hero p{font-size:17px}.gfl h2{font-size:26px}.gfl-card h3{font-size:23px}.gfl-feature{font-size:16px}.gfl-button{font-size:13px}.gfl-hero>div:first-child{padding:22px}.gfl-main>.gfl-module{padding:16px}.gfl-lesson strong{font-size:15px}}
.gfl .screen-reader-text{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
@media(max-width:600px){.gfl-lesson{display:grid;grid-template-columns:24px minmax(0,1fr);gap:12px}.gfl-lesson>.gfl-small-button,.gfl-lesson>.gfl-button{grid-column:2;margin-left:0;justify-self:start;max-width:100%}.gfl-lesson>div{width:100%}.gfl-lesson small{overflow-wrap:anywhere}}
/* Materiali interni: apertura diretta, anche senza JavaScript. */
.gfl-study{border:1px solid var(--gfl-border);border-radius:8px;margin:10px 0;background:#fff;overflow:hidden}.gfl-study summary.gfl-lesson{list-style:none;cursor:pointer;margin:0!important;border:0;border-radius:0}.gfl-study summary::-webkit-details-marker{display:none}.gfl-study summary:focus-visible{outline:3px solid #d69925;outline-offset:-3px}.gfl-study .gfl-lesson-title{flex:1;min-width:0}.gfl-study .gfl-lesson-title strong{display:block}.gfl-read-open{display:none}.gfl-study[open] .gfl-read-open{display:inline}.gfl-study[open] .gfl-read-closed{display:none}.gfl-study[open] summary{background:#f2f7ff}.gfl-study-content{border-top:1px solid var(--gfl-border);padding:22px;font-size:17px;line-height:1.8;overflow-wrap:anywhere}.gfl-study-content p{line-height:1.8;margin:0 0 16px}.gfl-study-content p:last-child{margin-bottom:0}.gfl-study-content img{max-width:100%;height:auto}.gfl-study-content h2,.gfl-study-content h3{margin:16px 0 12px}.gfl-study-content table{max-width:100%;display:block;overflow:auto}
@media(max-width:600px){.gfl-study .gfl-read-label{grid-column:2;justify-self:start}.gfl-study-content{padding:18px;font-size:16px}}
/* Larghezza configurabile: sfrutta lo spazio laterale disponibile. */
.gfl{max-width:var(--gfl-width,1440px)}.gfl.gfl-fit{width:min(var(--gfl-width,1440px),calc(100vw - 40px));max-width:none}
@media(max-width:480px){.gfl.gfl-fit{width:calc(100vw - 24px)}}
/* GF Learning 1.1: personal results, topic quiz and complete review. */
.gfl-results{padding:22px;border:1px solid var(--gfl-border);border-radius:10px;background:#f7fbff;margin-bottom:20px}.gfl-history{max-height:440px;overflow-y:auto;overscroll-behavior:contain}.gfl-result-link{display:block;background:#fff;border:1px solid var(--gfl-border);border-radius:8px;padding:13px;margin:10px 0;line-height:1.4}.gfl-result-link strong{display:block;font-size:15px}.gfl-result-link span{display:block;font-size:12px;color:#62748a;margin:7px 0}.gfl-result-link small{font-size:13px;font-weight:bold;display:block}.gfl-results>.gfl-small-button{width:100%;margin-top:12px}.gfl-results .gfl-note{margin-bottom:0!important}.gfl-quiz-intro{line-height:1.7!important}.gfl button{font-family:inherit;cursor:pointer}.gfl button:disabled{opacity:.6;cursor:wait}.gfl-question{min-width:0;border:1px solid var(--gfl-border);border-radius:10px;padding:18px;margin:28px 0;background:#fff}.gfl-question legend{max-width:100%;padding:0 7px;font-size:18px;font-weight:700;line-height:1.5;white-space:normal;float:none;width:auto}.gfl-choice{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--gfl-border);border-radius:7px;padding:12px;margin:9px 0;font-size:16px;line-height:1.55;cursor:pointer}.gfl-choice:has(input:checked){background:#eaf4ff;border-color:#729ecb}.gfl-choice input{flex:0 0 auto;margin:6px 0 0;accent-color:var(--gfl-blue);width:17px;height:17px}.gfl-quiz-progress{background:#eaf4ff;padding:16px;border-radius:8px;margin:18px 0}.gfl-quiz-progress strong{display:block;font-size:14px}.gfl-quiz-progress progress{width:100%;height:10px;accent-color:var(--gfl-blue)}.gfl-review-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:22px 0}.gfl-text-button{background:none;border:0;text-decoration:underline;color:#63748a;padding:12px;font-size:12px}.gfl-alert,.gfl-saved{border:1px solid #efc2aa;background:#fff3eb;color:#833b17;padding:15px;border-radius:7px;margin:15px 0;line-height:1.5}.gfl-saved{border-color:#b4d6c0;background:#edf8f0;color:#215e3a}.gfl-score{display:flex;gap:22px;align-items:center;background:#eaf4ff;padding:22px;border-radius:10px;margin:20px 0}.gfl-score>strong{font-size:50px;line-height:1}.gfl-score>strong small{font-size:22px;font-weight:400}.gfl-score p{font-size:13px;margin-top:8px}.gfl-review-question{padding:22px;border:1px solid var(--gfl-border);border-left:4px solid #2d875a;border-radius:8px;margin:24px 0}.gfl-review-question.gfl-wrong{border-left-color:#c79128}.gfl-answer-status{font-size:12px;font-weight:700;color:#2b714a;display:block;margin-bottom:12px}.gfl-wrong .gfl-answer-status{color:#95600b}.gfl-review-question h3{font-size:18px;line-height:1.5}.gfl-review-options{padding:0 0 0 28px!important;margin:18px 0!important}.gfl-review-options li{font-size:15px;padding:10px 12px;margin:8px 0;border-radius:6px;line-height:1.55}.gfl-option-correct{background:#edf8f0;color:#245e3d}.gfl-option-wrong{background:#fff4e3;color:#815811}.gfl-explanation{background:#f6f9fc;border-radius:8px;padding:18px;font-size:15px;line-height:1.7}.gfl-explanation p{margin:7px 0 15px;line-height:1.7}.gfl-source{font-size:12px!important;overflow-wrap:anywhere;margin-bottom:0!important}.gfl-active,.gfl-invite{background:#f5f9ff;border:1px solid var(--gfl-border);padding:18px;border-radius:8px}.gfl-module.gfl-review,.gfl-module.gfl-quiz{margin-top:0}.gfl-review{overflow-wrap:anywhere}
@media(max-width:760px){.gfl-sidebar .gfl-results{grid-column:1/-1;margin-bottom:0}.gfl-history{max-height:320px}.gfl-review-question{padding:16px}.gfl-score{padding:18px;gap:16px}.gfl-question{padding:12px}.gfl-question legend{font-size:17px}}