:root{--mb-primary:#14505c;--mb-accent:#1d7a8c;--mb-text:#16262e}.learn-shell,:root{--mb-heading:color-mix(in srgb,var(--mb-primary) 72%,#101c2e);--mb-primary-soft:color-mix(in srgb,var(--mb-primary) 8%,white);--mb-accent-soft:color-mix(in srgb,var(--mb-accent) 9%,white);--mb-accent-tint:color-mix(in srgb,var(--mb-accent) 16%,white);--mb-bg:color-mix(in srgb,var(--mb-accent) 4%,#faf9f7);--mb-card:#ffffff;--mb-border:color-mix(in srgb,var(--mb-primary) 11%,#e8e8e4);--mb-muted:color-mix(in srgb,var(--mb-text) 60%,white);--mb-error:#a4262c;--mb-success:#1e6b3a;--mb-success-soft:#e8f4ec;--mb-warning:#8a6100;--mb-warning-soft:#fdf4d9;--mb-amber-band:#fff6e6;--mb-amber-border:#f0dcae;--illus-sky:color-mix(in srgb,var(--mb-accent) 10%,white);--illus-sun:#f2c14e;--illus-cloud:#ffffff;--illus-hill-back:color-mix(in srgb,var(--mb-accent) 28%,white);--illus-hill-mid:color-mix(in srgb,var(--mb-accent) 55%,white);--illus-hill-front:color-mix(in srgb,var(--mb-primary) 78%,white);--illus-path:#f6f3ec;--illus-trunk:color-mix(in srgb,var(--mb-primary) 80%,#14212b);--illus-leaf-1:var(--mb-accent);--illus-leaf-2:color-mix(in srgb,var(--mb-accent) 45%,white);--illus-check-bg:var(--mb-accent)}:root{--radius-sm:8px;--radius-md:12px;--radius-lg:18px;--shadow-sm:0 1px 2px rgba(16,34,42,0.05);--shadow-md:0 4px 16px rgba(16,34,42,0.08);--shadow-lg:0 12px 32px rgba(16,34,42,0.13);--transition:150ms ease;--font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--font-display:"Source Serif 4",Georgia,"Times New Roman",serif}*{box-sizing:border-box}html{font-size:100%}body{margin:0;font-family:var(--font-sans);color:var(--mb-text);background:var(--mb-bg);line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,h4{line-height:1.22;letter-spacing:-.01em;font-weight:700;color:var(--mb-heading)}.display{font-family:var(--font-display);font-weight:700;letter-spacing:-.005em}a{color:var(--mb-accent)}@media (prefers-reduced-motion:reduce){*,:after,:before{animation:none!important;transition:none!important}}[tabindex]:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--mb-accent);outline-offset:2px;border-radius:4px}[tabindex="-1"]:focus,[tabindex="-1"]:focus-visible{outline:none}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.skip-link{position:absolute;left:-9999px;top:0;background:var(--mb-primary);color:#fff;padding:.5rem 1rem;z-index:50;border-radius:0 0 var(--radius-sm) 0}.skip-link:focus{left:.5rem;top:.5rem}.notice{font-size:.85rem;color:var(--mb-muted)}.learn-shell{min-height:100vh;display:flex;flex-direction:column}.learn-header{background:var(--mb-card);border-bottom:1px solid var(--mb-border);position:-webkit-sticky;position:sticky;top:0;z-index:20}.learn-header-inner{max-width:74rem;margin:0 auto;padding:.85rem 1.5rem;display:flex;align-items:center;justify-content:space-between;gap:.9rem;flex-wrap:wrap}.learn-wordmark{display:inline-flex;align-items:center;gap:.6rem}.learn-logo-dot{width:.95rem;height:.95rem;border-radius:50%;background:linear-gradient(135deg,var(--mb-primary),var(--mb-accent));display:inline-block}.brand-name{font-weight:800;font-size:1.15rem;letter-spacing:-.015em;color:var(--mb-heading)}.brand-name-accent{color:var(--mb-accent);font-weight:600}.learn-header-nav{display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap}.learn-header-link{display:inline-flex;align-items:center;gap:.4rem;font-size:.92rem;font-weight:600;color:var(--mb-heading);text-decoration:none}.learn-header-link:hover{color:var(--mb-accent)}.learn-header-scheme{font-size:.85rem;font-weight:600;color:var(--mb-primary);background:var(--mb-primary-soft);border:1px solid color-mix(in srgb,var(--mb-primary) 18%,white);border-radius:999px;padding:.25rem .85rem}.learn-main{flex:1 1;width:100%;max-width:74rem;margin:0 auto;padding:1.75rem 1.5rem 4rem}.learn-footer{border-top:1px solid var(--mb-border);background:var(--mb-card)}.learn-footer-inner{max-width:74rem;margin:0 auto;padding:1.4rem 1.5rem 1.8rem}.learn-footer-note{font-size:.85rem;color:var(--mb-muted);max-width:46rem}.learn-footer-row{display:flex;justify-content:space-between;align-items:flex-end;gap:1.5rem;flex-wrap:wrap}.learn-footer ul{list-style:none;margin:.75rem 0 0;padding:0;display:flex;gap:1.25rem;flex-wrap:wrap;font-size:.88rem}.powered-by{font-size:.85rem;color:var(--mb-muted)}.powered-by strong{color:var(--mb-heading)}.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);grid-gap:2.5rem;gap:2.5rem;align-items:center;padding:2.25rem 0 2.75rem;border-bottom:1px solid var(--mb-border);margin-bottom:2rem}.hero h2{margin:0 0 .9rem;font-size:clamp(2rem,4.6vw,3.1rem)}@media (min-width:821px){.keep-together{white-space:nowrap}}.hero-sub{margin:0 0 1.6rem;font-size:1.08rem;color:color-mix(in srgb,var(--mb-text) 82%,white);max-width:30rem}.hero-illustration{width:100%;height:auto;max-height:21rem;border-radius:var(--radius-lg)}.modules-section{margin-bottom:1rem}.modules-header{display:flex;align-items:center;justify-content:space-between;gap:1.25rem;flex-wrap:wrap;margin-bottom:1.25rem}.modules-header h3{margin:0;font-size:1.55rem}.overall-progress{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap}.mini-ring .ring-track{fill:none;stroke:color-mix(in srgb,var(--mb-primary) 13%,white);stroke-width:5}.mini-ring .ring-fill{fill:none;stroke:var(--mb-accent);stroke-width:5;stroke-linecap:round;transition:stroke-dasharray .5s ease}.overall-progress-label{font-weight:600;font-size:.95rem}.overall-progress-value{color:var(--mb-accent);font-size:1.15rem;font-weight:800}.overall-progress-detail{color:var(--mb-muted);font-size:.9rem}.family-group{margin-bottom:1.5rem}.family-title{margin:0 0 .8rem;font-size:1.05rem}.module-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(19rem,1fr));grid-gap:1.1rem;gap:1.1rem}.module-tile{display:flex;flex-direction:column;gap:1.1rem;background:var(--mb-card);border:1px solid var(--mb-border);border-radius:var(--radius-md);padding:1.35rem 1.4rem;text-decoration:none;color:var(--mb-text);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition),transform var(--transition),border-color var(--transition)}.module-tile:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);border-color:color-mix(in srgb,var(--mb-accent) 40%,var(--mb-border))}.module-tile-main{display:flex;align-items:center;gap:1rem}.module-tile-icon{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:3.4rem;height:3.4rem;border-radius:50%;background:color-mix(in srgb,var(--mb-primary) 7%,#f2f2ef);color:var(--mb-primary)}.module-tile-title{font-weight:700;font-size:1.05rem;color:var(--mb-heading);line-height:1.3}.module-tile-bottom{display:flex;align-items:center;gap:.9rem}.module-tile-progress{flex:1 1;display:grid;grid-gap:.3rem;gap:.3rem}.module-tile-percent{font-size:.82rem;color:var(--mb-muted);font-weight:500}.module-tile-chevron{color:var(--mb-heading);display:inline-flex;transition:transform var(--transition)}.module-tile:hover .module-tile-chevron{transform:translateX(3px);color:var(--mb-accent)}.privacy-band{margin-top:1.4rem;display:flex;align-items:center;gap:1.2rem;background:color-mix(in srgb,var(--mb-primary) 4%,#f4f4f1);border:1px solid var(--mb-border);border-radius:var(--radius-md);padding:1.1rem 1.5rem}.privacy-band-icon{display:inline-flex;color:var(--mb-heading);padding-right:1.2rem;border-right:1px solid var(--mb-border)}.privacy-band strong{color:var(--mb-heading);font-size:1.02rem}.privacy-band p{margin:.1rem 0 0;color:var(--mb-muted);font-size:.9rem}.empty-state{border:1px dashed var(--mb-border);border-radius:var(--radius-md);padding:2.5rem;text-align:center;color:var(--mb-muted)}.card,.empty-state{background:var(--mb-card)}.card{border:1px solid var(--mb-border);border-radius:var(--radius-md);padding:1.5rem 1.6rem;margin-bottom:1.1rem;box-shadow:var(--shadow-sm)}.button,button.primary,button.secondary{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;font-family:var(--font-sans);font-size:.96rem;font-weight:600;border-radius:var(--radius-sm);padding:.65rem 1.5rem;cursor:pointer;text-decoration:none;transition:background var(--transition),color var(--transition),box-shadow var(--transition),transform var(--transition)}.button,button.primary{background:var(--mb-primary);color:#fff;border:1px solid transparent;box-shadow:var(--shadow-sm)}.button:hover,button.primary:hover{background:var(--mb-accent);transform:translateY(-1px)}.button.secondary,button.secondary{background:var(--mb-card);color:var(--mb-primary);border:1.5px solid color-mix(in srgb,var(--mb-primary) 45%,var(--mb-border))}.button.secondary:hover,button.secondary:hover{background:var(--mb-primary-soft);transform:none}.button.large,button.large{padding:.85rem 1.9rem;font-size:1.02rem}button:disabled{opacity:.45;cursor:not-allowed;transform:none}.link-button{background:none;border:none;color:var(--mb-muted);font:inherit;font-size:.86rem;text-decoration:underline;cursor:pointer;padding:.4rem .2rem}.link-button:hover{color:var(--mb-error)}.row-actions{display:flex;gap:.6rem;flex-wrap:wrap;align-items:center}.progress-track{background:color-mix(in srgb,var(--mb-primary) 11%,#ececea);border-radius:999px;height:.5rem;overflow:hidden}.progress-track.slim{height:.35rem}.progress-fill{background:var(--mb-accent);height:100%;border-radius:999px;transition:width .35s ease}.lesson-layout{display:grid;grid-template-columns:16rem minmax(0,1fr) 13rem;grid-gap:2rem;gap:2rem;align-items:start}.lesson-sidebar{position:-webkit-sticky;position:sticky;top:4.6rem;background:var(--mb-card);border:1px solid var(--mb-border);border-radius:var(--radius-md);padding:1.2rem 1rem .9rem}.lesson-sidebar-title{margin:0 0 .6rem;font-weight:700;color:var(--mb-heading);font-size:.98rem;line-height:1.3}.section-nav{list-style:none;margin:.9rem 0 0;padding:0}.section-nav li+li{border-top:1px solid color-mix(in srgb,var(--mb-border) 60%,white)}.section-nav-item{display:flex;align-items:center;gap:.65rem;width:100%;text-align:left;background:none;border:none;font:inherit;font-size:.9rem;font-weight:600;color:var(--mb-text);padding:.6rem .5rem;border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition),color var(--transition)}.section-nav-item.current,.section-nav-item:hover{background:var(--mb-accent-soft)}.section-nav-item.current{color:var(--mb-heading);box-shadow:inset 3px 0 0 var(--mb-accent)}.section-nav-icon,.section-nav-item.todo{color:var(--mb-muted)}.section-nav-icon{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:1.7rem;height:1.7rem;border-radius:50%;border:1.5px solid var(--mb-border);background:var(--mb-card)}.section-nav-item.done .section-nav-icon{background:var(--mb-success);border-color:var(--mb-success);color:#fff}.section-nav-item.current .section-nav-icon{background:var(--mb-primary);border-color:var(--mb-primary);color:#fff}.lesson-main{min-width:0}.lesson-breadcrumb{display:flex;align-items:center;gap:.5rem;font-size:.88rem;font-weight:600;color:var(--mb-accent);margin-bottom:.5rem}.lesson-breadcrumb a{display:inline-flex;color:var(--mb-accent)}.lesson-heading{margin:0 0 .5rem;font-size:clamp(1.6rem,3.6vw,2.3rem);font-weight:800}.lesson-remaining{display:flex;align-items:center;gap:.45rem;margin:0 0 .6rem;font-size:.92rem;font-weight:600;color:var(--mb-heading)}.section-card{margin-top:1.1rem;padding:1.7rem 1.8rem}.section-body p{margin:.7rem 0;font-size:1rem}.section-body p:first-child{margin-top:0}.section-body p:last-child{margin-bottom:0}.player-nav{display:flex;justify-content:space-between;gap:.75rem;margin-top:1.4rem;flex-wrap:wrap}.confidence-card{background:color-mix(in srgb,var(--mb-accent) 5%,white)}.lesson-rail{position:-webkit-sticky;position:sticky;top:4.6rem}.ask-card{background:var(--mb-card);border:1px solid var(--mb-border);border-radius:var(--radius-md);padding:1.4rem 1.3rem;text-align:center;display:flex;flex-direction:column;align-items:center;gap:.4rem;box-shadow:var(--shadow-sm)}.ask-card.tinted{background:var(--mb-accent-soft);text-align:left;align-items:flex-start}.ask-card-icon{display:inline-flex;align-items:center;justify-content:center;width:3.4rem;height:3.4rem;border-radius:50%;background:var(--mb-accent-tint);color:var(--mb-primary);margin-bottom:.3rem}.ask-card-title{margin:0;font-weight:700;color:var(--mb-heading);font-size:1.02rem}.ask-card-sub{margin:0 0 .6rem;font-size:.88rem;color:var(--mb-muted)}.callout{display:flex;gap:1rem;border:1px solid;padding:1.15rem 1.3rem;border-radius:var(--radius-md);margin:1rem 0}.callout-title{margin:0 0 .3rem;font-weight:700;color:var(--mb-heading);font-size:1.05rem}.callout-icon{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:2.9rem;height:2.9rem;border-radius:50%}.callout.key{border-color:color-mix(in srgb,var(--mb-accent) 25%,white);background:var(--mb-accent-soft)}.callout.key .callout-icon{background:#fdeed2;color:#c98a12}.callout.warning{border-color:#ecd9a0;background:var(--mb-warning-soft)}.callout.warning .callout-icon{background:#f7e9bd;color:var(--mb-warning)}.callout.example{border-color:#cbe5d3;background:var(--mb-success-soft)}.callout.example .callout-icon{background:#d8ecdf;color:var(--mb-success)}.glossary-list{margin:0}.glossary-term dt{font-weight:700;color:var(--mb-heading)}.glossary-term dd{margin:.15rem 0 .9rem;color:var(--mb-muted)}.objective-list{list-style:none;padding:0;margin:.6rem 0 1rem;display:grid;grid-gap:.55rem;gap:.55rem}.objective-list li{display:flex;gap:.6rem;align-items:flex-start;font-size:.95rem}.objective-tick{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:1.45rem;height:1.45rem;margin-top:.1rem;border-radius:50%;background:var(--mb-success);color:#fff}.check-layout{max-width:46rem;margin:0 auto}.check-card{padding:2rem 2.2rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.check-title-row{display:flex;align-items:center;gap:.9rem;margin-bottom:1rem}.check-title{margin:0;font-size:clamp(1.5rem,3.4vw,2.1rem)}.check-title-icon{display:inline-flex;align-items:center;justify-content:center;width:3.1rem;height:3.1rem;border-radius:50%;background:var(--mb-accent-tint);color:var(--mb-primary)}.question-count{font-size:.9rem;font-weight:700;color:var(--mb-heading);margin:0 0 .45rem}.question-prompt{margin:1.3rem 0 .6rem;font-size:1.22rem}.question-options{list-style:none;padding:0;margin:.9rem 0;display:grid;grid-gap:.6rem;gap:.6rem}.option-label{position:relative;display:flex;gap:.85rem;align-items:center;border:1.5px solid var(--mb-border);border-radius:var(--radius-md);padding:.95rem 1.1rem;cursor:pointer;background:var(--mb-card);transition:border-color var(--transition),background var(--transition),box-shadow var(--transition)}.option-label:hover{border-color:color-mix(in srgb,var(--mb-accent) 55%,var(--mb-border))}.option-label:has(input:checked){border-color:var(--mb-accent);background:var(--mb-accent-soft);box-shadow:0 0 0 1px var(--mb-accent)}.option-label:has(input:disabled){cursor:default;opacity:.85}.option-label input{position:absolute;opacity:0;pointer-events:none}.option-label:has(input:focus-visible){outline:3px solid var(--mb-accent);outline-offset:2px}.option-radio{flex-shrink:0;width:1.45rem;height:1.45rem;border-radius:50%;border:2px solid color-mix(in srgb,var(--mb-text) 35%,white);background:#fff;position:relative;transition:border-color var(--transition)}.option-label:has(input:checked) .option-radio{border-color:var(--mb-accent)}.option-label:has(input:checked) .option-radio:after{content:"";position:absolute;inset:3px;border-radius:50%;background:var(--mb-accent)}.option-text{font-size:.98rem}.check-actions{display:flex;justify-content:space-between;gap:.75rem;margin-top:1.2rem;flex-wrap:wrap}.check-footnote{display:flex;align-items:center;justify-content:center;gap:.55rem;margin:1.4rem 0 0;font-size:.88rem;color:var(--mb-muted)}.check-footnote-icon{display:inline-flex;color:var(--mb-success)}.feedback{border-radius:var(--radius-md);padding:1.1rem 1.25rem;margin:1rem 0 .25rem;border:1.5px solid}.feedback.correct{border-color:#bfdcc9;background:var(--mb-success-soft)}.feedback.incorrect{border-color:#ecd9a0;background:var(--mb-warning-soft)}.feedback h3{margin:0 0 .45rem;font-size:1.02rem;display:flex;align-items:center;gap:.45rem}.feedback.correct h3{color:var(--mb-success)}.feedback.incorrect h3{color:var(--mb-warning)}.feedback p{margin:.35rem 0}.feedback .row-actions{margin-top:.8rem}.complete-layout{max-width:62rem;margin:0 auto}.complete-hero{display:flex;align-items:center;gap:2rem;background:color-mix(in srgb,var(--mb-accent) 7%,white);border-radius:var(--radius-lg);padding:1.9rem 2.2rem}.complete-illustration{width:11.5rem;flex-shrink:0;height:auto}.complete-hero h2{margin:0 0 .4rem;font-size:clamp(1.7rem,4vw,2.4rem)}.complete-hero-sub{margin:0 0 .35rem;font-size:1.05rem}.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(13rem,1fr));grid-gap:1rem;gap:1rem;margin-bottom:1.1rem}.stat-card{display:flex;align-items:center;gap:1rem;margin-bottom:0;padding:1.15rem 1.3rem}.stat-icon{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:3rem;height:3rem;border-radius:50%;background:var(--mb-primary);color:#fff}.stat-label{margin:0;font-size:.85rem;font-weight:600;color:var(--mb-muted)}.stat-value{margin:0;font-size:1.25rem;font-weight:800;color:var(--mb-heading)}.complete-columns{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);grid-gap:1.1rem;gap:1.1rem;align-items:start;margin-bottom:1.1rem}.learned-card{margin-bottom:0}.learned-card h3{margin-top:0}.learned-card h3+h3{margin-top:1.2rem}.signpost-grid{display:grid;grid-gap:.6rem;gap:.6rem;margin-top:.6rem}.signpost-card{display:flex;align-items:center;justify-content:space-between;gap:.6rem;border:1.5px solid var(--mb-border);border-radius:var(--radius-md);padding:.8rem 1rem;text-decoration:none;color:var(--mb-primary);font-weight:600;font-size:.92rem;background:var(--mb-card);transition:border-color var(--transition),box-shadow var(--transition)}.signpost-card:hover{border-color:color-mix(in srgb,var(--mb-accent) 55%,var(--mb-border));box-shadow:var(--shadow-md)}.confidence-inline{margin-top:.8rem;width:100%}.advice-band{display:flex;align-items:center;gap:.7rem;background:var(--mb-amber-band);border:1px solid var(--mb-amber-border);border-radius:var(--radius-md);padding:.85rem 1.2rem;font-size:.92rem;color:color-mix(in srgb,var(--mb-warning) 80%,black);margin-bottom:1.4rem}.advice-band-icon{display:inline-flex;color:var(--mb-warning)}.complete-actions{display:flex;justify-content:center;align-items:center;gap:.9rem;flex-wrap:wrap}.confidence-block{margin:.2rem 0}.confidence-question{font-weight:600;margin:0 0 .5rem;color:var(--mb-heading)}.confidence-scale{display:flex;gap:.45rem;flex-wrap:wrap;margin:.35rem 0 .4rem}.confidence-scale button{min-width:2.9rem;min-height:2.9rem;border:1.5px solid var(--mb-border);background:var(--mb-card);border-radius:var(--radius-sm);font-size:1rem;font-weight:600;font-family:var(--font-sans);cursor:pointer;transition:border-color var(--transition),background var(--transition)}.confidence-scale button:hover{border-color:var(--mb-accent)}.confidence-scale button[aria-pressed=true]{border-color:var(--mb-accent);background:var(--mb-accent-soft);color:var(--mb-primary);font-weight:800}.qa-box h3{display:flex;align-items:center;gap:.5rem;margin-top:0}.qa-title-icon{display:inline-flex;align-items:center;justify-content:center;width:2rem;height:2rem;border-radius:50%;background:var(--mb-accent-tint);color:var(--mb-primary)}.qa-box textarea{width:100%;min-height:4.5rem;border:1.5px solid var(--mb-border);border-radius:var(--radius-md);padding:.75rem .9rem;font:inherit;transition:border-color var(--transition)}.qa-box textarea:focus{border-color:var(--mb-accent)}.qa-answer{border:1px solid var(--mb-border);border-left:4px solid var(--mb-accent);border-radius:var(--radius-sm);padding:.9rem 1.1rem;margin-top:.8rem;background:var(--mb-accent-soft)}.qa-answer p{margin:.25rem 0}.qa-citations{font-size:.83rem;color:var(--mb-muted);margin-top:.45rem}.field-error{color:var(--mb-error);font-size:.87rem;margin-top:.25rem}.admin-shell{display:flex;min-height:100vh}.admin-nav{width:15rem;background:#10222a;color:#dfe9ec;padding:1.25rem .9rem;flex-shrink:0}.admin-nav h1{font-size:1rem;color:#fff;padding:0 .5rem}.admin-nav a{display:block;color:#dfe9ec;text-decoration:none;padding:.5rem .6rem;border-radius:var(--radius-sm);margin-bottom:.15rem;font-size:.94rem}.admin-nav a.active,.admin-nav a:hover{background:#1d3a45;color:#fff}.admin-main{flex:1 1;padding:1.5rem 2rem 3rem;max-width:70rem}.admin-main h1{margin-top:0;font-size:1.5rem}table.admin-table{width:100%;border-collapse:collapse;background:var(--mb-card);border:1px solid var(--mb-border);border-radius:var(--radius-sm);overflow:hidden}table.admin-table td,table.admin-table th{text-align:left;padding:.6rem .8rem;border-bottom:1px solid var(--mb-border);font-size:.92rem;vertical-align:top}table.admin-table th{background:#eef3f5}.state-badge{display:inline-block;border-radius:999px;font-size:.78rem;padding:.15rem .65rem;font-weight:600;border:1px solid transparent}.state-draft{background:#eef3f5;color:#33505b}.state-in_review{background:#fdf3d7;color:#6b5200}.state-changes_requested{background:#fbe4e6;color:#8a2a30}.state-approved{background:#e2f0e7;color:#1e6b3a}.state-live{background:#dcebf7;color:#1c4d7c}.state-withdrawn{background:#efe3f3;color:#5d3070}.state-expired{background:#eee;color:#555}.form-grid{display:grid;grid-gap:.9rem;gap:.9rem;max-width:40rem}.form-grid label{font-weight:600;display:block;margin-bottom:.25rem}.form-grid input,.form-grid select,.form-grid textarea{width:100%;border:1px solid var(--mb-border);border-radius:var(--radius-sm);padding:.55rem .65rem;font:inherit;background:#fff}.editor-block{border:1px solid var(--mb-border);border-radius:var(--radius-md);background:var(--mb-card);padding:1rem 1.2rem;margin-bottom:1rem}.editor-block h3{margin-top:0}.admin-toolbar{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap;margin-bottom:1rem}@media (max-width:1060px){.lesson-layout{grid-template-columns:14rem minmax(0,1fr)}.lesson-rail{display:none}}@media (max-width:820px){.hero{grid-template-columns:1fr;gap:1.5rem;padding-top:1.25rem}.hero-illustration{order:-1;max-height:15rem}.lesson-layout{grid-template-columns:1fr;gap:1.1rem}.lesson-sidebar{position:static}.section-nav{display:flex;flex-wrap:wrap;gap:.25rem}.section-nav li+li{border-top:none}.complete-columns{grid-template-columns:1fr}.complete-hero{flex-direction:column;text-align:center}.learn-main{padding:1.1rem 1rem 3rem}.admin-shell{flex-direction:column}.admin-nav{width:auto}.admin-main{padding:1rem}}@media print{.complete-actions,.confidence-block,.learn-footer,.learn-header,.lesson-rail,.lesson-sidebar,.player-nav,.qa-box,.row-actions{display:none!important}body{background:#fff}.card{box-shadow:none;border-color:#ccc}}