/* Core 3.4. Independent, responsive academy layouts; inherits theme 3.0 typography. */
.bd34-banner,.bd34-intro,.bd34-card,.bd34-aside-card,.bd34-practice{border:1px solid rgba(171,148,104,.3);border-radius:20px;background:linear-gradient(125deg,rgba(248,240,218,.13),rgba(131,167,139,.055));padding:clamp(1.2rem,3.1vw,2.4rem)}
.bd34-banner{max-width:1000px}.bd34-banner h2,.bd34-intro h2,.bd34-card h3,.bd34-reading h2{font-family:Georgia,'Times New Roman',serif;line-height:1.2}.bd34-banner h2{font-size:clamp(1.7rem,3vw,2.55rem);margin:.7rem 0}
.bd34-intro{margin:1.5rem 0 2.25rem}.bd34-intro p,.bd34-banner p,.bd34-card p{line-height:1.7}
.bd34-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.1rem;margin:1.6rem 0 3rem}.bd34-card{display:flex;flex-direction:column;min-width:0;padding:1.5rem}.bd34-card h3{font-size:clamp(1.2rem,2vw,1.5rem);margin:.85rem 0}.bd34-card p{font-size:.95rem;flex:1}.bd34-card a{margin-top:1rem;font-weight:750;text-decoration:none}
.bd34-progress{margin:1.4rem 0}.bd34-progress-rail{height:9px;border-radius:16px;overflow:hidden;background:rgba(137,159,130,.25);max-width:650px}.bd34-progress-rail span{display:block;height:100%;width:0;background:#94aa81;transition:width .2s}.bd34-progress strong{display:block;margin:.65rem 0;font-size:.9rem}.bd34-muted{font-size:.82rem;opacity:.74;line-height:1.55}
.bd34-layout{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(270px,.8fr);gap:clamp(1.2rem,3vw,3rem);align-items:start}.bd34-reading,.bd34-side{min-width:0}.bd34-reading .bd34-subsection{margin-bottom:2rem}.bd34-reading .bd34-subsection h2{font-size:clamp(1.6rem,2.2vw,2rem);margin:0 0 .8rem}.bd34-reading .bd34-subsection p{line-height:1.85;font-size:1.07rem;max-width:72ch}.bd34-practice{margin:2rem 0}.bd34-practice h2{font-size:1.7rem}.bd34-practice h3{margin:1.5rem 0 .5rem}.bd34-practice ol{line-height:1.75;padding-left:1.4rem}.bd34-practice li{margin:.6rem 0}.bd34-lesson-actions{display:flex;gap:.8rem;flex-wrap:wrap;align-items:center;margin:2rem 0}.bd34-lesson-actions .button{white-space:normal;min-height:42px}.bd34-aside-card{margin-bottom:1rem;padding:1.2rem}.bd34-aside-card h3{font-family:Georgia,serif;margin:.5rem 0;font-size:1.27rem}.bd34-aside-card p{line-height:1.7}.bd34-aside-card .button{margin:.5rem 0;white-space:normal}.bd34-complete{outline:2px solid #88a47b;outline-offset:2px}
.bd34-strip{border-top:1px solid rgba(171,148,104,.25)}.bd34-reading .bd34-progress{margin:2rem 0}.bd34-aside-card .bd33-book{grid-template-columns:75px minmax(0,1fr)}.bd34-aside-card .bd33-book img{width:75px;height:auto;max-height:110px}
@media(max-width:1000px){.bd34-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.bd34-layout{grid-template-columns:1fr}.bd34-side{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.bd34-side .bd34-aside-card{margin:0}.bd34-side .bd34-aside-card:last-child{grid-column:1/-1}}
@media(max-width:680px){.bd34-grid,.bd34-side{grid-template-columns:1fr}.bd34-card{padding:1.15rem}.bd34-side .bd34-aside-card:last-child{grid-column:auto}.bd34-lesson-actions .button{width:100%;text-align:center}.bd34-reading .bd34-subsection p{font-size:1rem}}