/* Enriched Foundation and Progression lesson system — aligned to the richer Development tabs. */
body.enriched-lesson{margin:0;background:radial-gradient(circle at 12% 3%,color-mix(in srgb,var(--unit) 8%,transparent),transparent 28%),radial-gradient(circle at 88% 5%,rgba(232,173,67,.09),transparent 24%),#f3f7f7;color:var(--m-ink);font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.65}
.enriched-shell{width:min(1160px,calc(100% - 28px));margin:0 auto;padding:24px 0 64px}.enriched-hero{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:28px;align-items:center;padding:34px;border:1px solid color-mix(in srgb,var(--unit) 24%,#dce7e8);border-radius:30px;background:linear-gradient(135deg,#fff 0%,var(--unit-soft) 100%);box-shadow:var(--shadow)}.enriched-hero h1{font-size:clamp(2rem,4vw,3.35rem);line-height:1.06;margin:16px 0 10px;letter-spacing:-.035em}.enriched-hero .lesson-ar{font-size:clamp(1.45rem,3vw,2rem);color:var(--unit);margin:0;text-align:left}.enriched-hero .lesson-unit{color:#59717a;font-weight:750;margin:14px 0 0}.rescue-card{background:rgba(255,255,255,.88);border:1px solid color-mix(in srgb,var(--unit) 25%,#dce7e8);border-radius:20px;padding:20px}.rescue-card strong{color:var(--unit);font-size:1.05rem}.rescue-card ol{margin:10px 0 0;padding-left:22px}.rescue-card li{margin:7px 0}.section-progress{height:7px;background:#dfe9e9;border-radius:999px;overflow:hidden;margin:14px 0}.section-progress span{display:block;height:100%;width:14.285%;background:var(--unit);transition:width .3s ease}.rich-tab-bar{position:sticky;top:80px;z-index:650;display:flex;gap:8px;overflow-x:auto;padding:10px;margin:0 0 16px;border:1px solid var(--m-line);border-radius:18px;background:rgba(255,255,255,.96);box-shadow:0 10px 28px rgba(23,59,75,.10);backdrop-filter:blur(14px);scrollbar-width:thin}.rich-tab{flex:0 0 auto;min-height:40px;padding:9px 17px;border:1px solid transparent;border-radius:999px;background:#eef3f3;color:#405b65;font:800 .88rem/1.15 Inter,system-ui;cursor:pointer}.rich-tab:hover{border-color:color-mix(in srgb,var(--unit) 25%,#dce7e8);background:var(--unit-soft);color:var(--unit)}.rich-tab.active{border-color:var(--unit);background:var(--unit);color:#fff;box-shadow:0 7px 18px color-mix(in srgb,var(--unit) 22%,transparent)}.rich-tab:focus-visible{outline:3px solid var(--m-focus);outline-offset:2px}.rich-panel{margin:18px 0;padding:26px 28px;border:1px solid var(--m-line);border-radius:24px;background:#fff;box-shadow:0 8px 26px rgba(23,59,75,.05)}.rich-panel[hidden]{display:none}.panel-title{display:flex;gap:14px;align-items:flex-start;margin-bottom:20px}.panel-title>span{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:var(--unit);color:#fff;font-size:1.2rem;flex:0 0 auto}.panel-title h2{margin:0;color:var(--m-ink);font-size:1.55rem}.panel-title p{margin:4px 0 0;color:#667b83}.objective-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.objective-grid article{display:flex;gap:12px;align-items:flex-start;padding:15px 17px;border-left:5px solid var(--unit);border-radius:14px;background:var(--unit-soft)}.objective-grid article>span{display:grid;place-items:center;width:25px;height:25px;border-radius:50%;background:var(--unit);color:#fff;font-size:.8rem;flex:0 0 auto}.objective-grid p{margin:0;font-weight:700}.subsection{margin-top:20px;padding:18px;border:1px solid #dfe8ea;border-radius:17px;background:#fbfdfd}.subsection h3{margin:0 0 12px}.lesson-outline{display:grid;gap:8px;list-style:none;padding:0;margin:0}.lesson-outline li{display:grid;grid-template-columns:70px 100px 1fr;gap:10px;align-items:start;padding:8px 0;border-bottom:1px dashed #dce7e8}.lesson-outline li:last-child{border-bottom:0}.lesson-outline span{color:var(--unit);font-weight:850}.exam-callout{margin-top:18px;padding:15px 17px;border:1px solid #ead18e;border-radius:14px;background:#fff8df}.vocab-toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:15px}.vocab-toolbar button,.small-btn,.action-btn{border:0;border-radius:999px;padding:9px 14px;font-weight:850;cursor:pointer}.vocab-toolbar button,.small-btn{background:#eef3f3;color:var(--m-ink)}.vocab-toolbar button:hover,.small-btn:hover{background:var(--unit-soft);color:var(--unit)}.vocab-toolbar span{margin-left:auto;color:#667b83;font-weight:750}.vocab-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.vocab-card{min-height:145px;border:1px solid color-mix(in srgb,var(--unit) 22%,#dce7e8);border-radius:16px;background:linear-gradient(145deg,#fff,var(--unit-soft));padding:16px;text-align:center;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:transform .18s ease,box-shadow .18s ease}.vocab-card:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(23,59,75,.08)}.vocab-ar{font-family:"Traditional Arabic","Noto Naskh Arabic","Amiri",serif;font-size:1.55rem;font-weight:800;color:var(--unit);line-height:1.55}.vocab-prompt{font-size:.74rem;color:#71858c;margin-top:8px}.vocab-answer{font-weight:850;margin-top:7px;display:none}.vocab-meta{font-size:.69rem;text-transform:uppercase;letter-spacing:.03em;color:#6d8188;margin-top:6px;display:none}.vocab-example{font-size:1rem;margin-top:8px;color:#405b65;display:none}.vocab-card.revealed .vocab-answer,.vocab-card.revealed .vocab-meta,.vocab-card.revealed .vocab-example{display:block}.vocab-card.revealed .vocab-prompt{display:none}.memory-task,.challenge-box{margin-top:18px;padding:17px;border-left:5px solid var(--unit);border-radius:14px;background:var(--unit-soft)}.memory-task h3,.challenge-box h3{margin:0 0 8px}.memory-task ol{margin:0;padding-left:22px}.quiz-block{margin:16px 0 24px;padding:20px;border:1px solid #dfe8ea;border-radius:18px;background:#fbfdfd}.subsection-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.subsection-heading h3{margin:0 0 14px}.subsection-heading span{font-weight:900;color:var(--unit)}.quiz-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.quiz-card{padding:16px;border:1px solid #dfe8ea;border-radius:15px;background:#fff}.quiz-card p{margin:0 0 12px;font-size:1.05rem}.quiz-card [lang="ar"]{font-size:1.35rem;color:var(--unit);font-weight:800}.quiz-options{display:grid;grid-template-columns:1fr 1fr;gap:8px}.quiz-options button{border:1px solid #cfdcdf;background:#fff;border-radius:11px;padding:10px;text-align:left;font:700 .88rem Inter,system-ui;cursor:pointer}.quiz-options button:hover{border-color:var(--unit)}.quiz-options button.correct{background:#e4f5ea;border-color:#7abd91;color:#205f37}.quiz-options button.incorrect{background:#fdeaea;border-color:#dd8c8c;color:#8a2929}.quiz-feedback{min-height:24px;margin-top:9px;font-weight:800;color:#4c6770}.action-btn{margin-top:14px;background:var(--unit);color:#fff}.match-board{display:grid;grid-template-columns:1fr 1fr;gap:18px}.match-column h3{text-align:center;color:var(--unit)}.match-item{display:block;width:100%;margin:8px 0;padding:11px;border:1px solid #cfdcdf;border-radius:12px;background:#fff;font:750 .92rem Inter,system-ui;cursor:pointer}.match-item [lang="ar"]{font-size:1.25rem}.match-item.selected{outline:3px solid color-mix(in srgb,var(--unit) 32%,transparent);border-color:var(--unit)}.match-item.correct{background:#e4f5ea;border-color:#7abd91;color:#205f37}.match-item.wrong{background:#fdeaea;border-color:#dd8c8c}.match-status{grid-column:1/-1;text-align:center;font-weight:850;color:var(--unit)}.grammar-rule{padding:18px;border-left:6px solid var(--unit);border-radius:14px;background:linear-gradient(145deg,#fff,var(--unit-soft));font-size:1.03rem}.grammar-rule>span{display:block;color:var(--unit);font-weight:900;text-transform:uppercase;font-size:.75rem;letter-spacing:.04em}.grammar-rule p{margin:8px 0 0;white-space:pre-line}.grammar-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:16px}.grammar-grid article{padding:18px;border:1px solid #dfe8ea;border-radius:16px;background:#fbfdfd}.grammar-grid h3{margin:0 0 10px}.arabic-example-list{font-family:"Traditional Arabic","Noto Naskh Arabic","Amiri",serif;font-size:1.25rem}.arabic-example-list li{margin:8px 0;padding:8px 12px;border-right:4px solid var(--unit);border-radius:9px;background:var(--unit-soft)}.practice-box{margin-top:16px}.practice-box label{display:block;margin-bottom:8px}.practice-box textarea,.skill-card textarea,.plenary-grid textarea{width:100%;border:2px solid #cfdcdf;border-radius:14px;padding:14px;font:1.15rem/1.7 "Traditional Arabic","Noto Naskh Arabic","Amiri",serif;direction:rtl;text-align:right;resize:vertical}.practice-box textarea:focus,.skill-card textarea:focus,.plenary-grid textarea:focus{outline:3px solid color-mix(in srgb,var(--unit) 25%,transparent);border-color:var(--unit)}.save-note{margin:4px 0 0;color:#71858c;font-size:.8rem}.skill-card{margin:16px 0;padding:20px;border:1px solid #dfe8ea;border-radius:18px;background:#fbfdfd}.skill-heading{display:flex;gap:12px;align-items:flex-start}.skill-heading>span{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:var(--unit-soft);font-size:1.2rem}.skill-heading h3{margin:0}.skill-heading p{margin:3px 0 0;color:#667b83}.script-box,.reading-box{margin:15px 0;padding:18px;border:2px dashed color-mix(in srgb,var(--unit) 55%,#dce7e8);border-radius:14px;background:#fff;font-family:"Traditional Arabic","Noto Naskh Arabic","Amiri",serif;font-size:1.3rem;line-height:1.9}.question-list,.prompt-list{padding-left:24px}.question-list li,.prompt-list li{margin:8px 0}.skill-card details{margin-top:12px;border-radius:12px;background:var(--unit-soft);padding:10px 14px}.skill-card summary{cursor:pointer;font-weight:850;color:var(--unit)}.speaking-frame{display:flex;gap:10px;align-items:flex-start;flex-wrap:wrap;padding:13px 15px;border-radius:13px;background:var(--unit-soft)}.speaking-frame [lang="ar"]{font-size:1.2rem}.writing-check{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}.activity-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.activity-card{padding:18px;border:1px solid #dfe8ea;border-radius:17px;background:#fbfdfd}.activity-head{display:flex;justify-content:space-between;gap:10px}.activity-head span{color:var(--unit);font-weight:900;text-transform:uppercase;font-size:.76rem}.activity-head strong{padding:3px 8px;border-radius:999px;background:var(--unit-soft);color:var(--unit)}.activity-card h3{margin:9px 0 7px}.activity-card p{margin:0;color:#536b74}.support-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:16px}.support-grid article{padding:18px;border-radius:16px;background:var(--unit-soft)}.support-grid h3{margin:0 0 8px}.plenary-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.plenary-grid article{padding:18px;border:1px solid #dfe8ea;border-radius:17px;background:#fbfdfd}.plenary-grid h3{margin:0 0 9px}.confidence-buttons{display:flex;gap:8px;flex-wrap:wrap}.confidence-buttons button{border:1px solid #cfdcdf;border-radius:999px;background:#fff;padding:9px 12px;font-weight:800;cursor:pointer}.confidence-buttons button.selected{border-color:var(--unit);background:var(--unit-soft);color:var(--unit)}.section-nav{display:flex;justify-content:center;align-items:center;gap:18px;margin-top:18px;padding:16px;border:1px solid var(--m-line);border-radius:18px;background:#fff}.section-nav button{border:0;border-radius:999px;padding:10px 18px;background:var(--unit);color:#fff;font-weight:850;cursor:pointer}.section-nav button:disabled{opacity:.35;cursor:not-allowed}.section-nav span{min-width:160px;text-align:center;font-weight:800;color:#526b74}.section-nav strong{color:var(--unit)}.lesson-footer{text-align:center;margin-top:24px;padding-top:18px;border-top:1px solid var(--m-line);color:#71858c;font-size:.85rem}
@media(max-width:920px){.enriched-hero{grid-template-columns:1fr}.vocab-grid{grid-template-columns:repeat(2,1fr)}.objective-grid,.quiz-list,.grammar-grid,.activity-grid,.support-grid,.plenary-grid{grid-template-columns:1fr}.rich-tab-bar{top:72px}.lesson-outline li{grid-template-columns:64px 85px 1fr}}
@media(max-width:650px){.enriched-shell{width:min(100% - 18px,1160px);padding-top:14px}.enriched-hero{padding:24px 19px;border-radius:22px}.rich-panel{padding:20px 16px;border-radius:19px}.vocab-grid,.quiz-options,.match-board,.writing-check{grid-template-columns:1fr}.rich-tab-bar{top:64px;margin-inline:-2px}.section-nav{gap:8px}.section-nav button{padding:9px 12px}.section-nav span{min-width:115px;font-size:.85rem}.lesson-outline li{grid-template-columns:1fr;gap:2px}}
@media print{.rich-tab-bar,.section-progress,.section-nav,.vocab-toolbar,.action-btn,.small-btn{display:none!important}.rich-panel[hidden]{display:block!important}.rich-panel{box-shadow:none;break-inside:avoid}.enriched-hero{box-shadow:none}}