.additional-intro .intro-row h1{font-size:clamp(30px,3.4vw,48px);max-width:1050px}.additional-lead{font-size:14px;line-height:1.8;color:#a9b59c;max-width:900px;margin:18px 0 0}
.additional-steps{display:flex;gap:9px;margin:0 0 22px;overflow-x:auto;padding:5px 2px 10px;scroll-margin-top:24px}.additional-steps button{display:flex;align-items:center;gap:10px;flex:1;text-align:left;min-width:160px;border:1px solid #404a34;border-radius:7px;background:#1c2318;color:#aabb96;padding:14px;font-size:11px;line-height:1.5}.additional-steps button>span{font-size:9px;color:#8fa379}.additional-steps button[aria-selected=true]{border-color:#b69a76;background:#302a20;color:#e6c69d}.additional-steps button[aria-selected=true]>span{color:#d4b28a}.additional-steps button:hover{background:#2b3324}
.additional-lab{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(360px,1fr);background:#1a1e17;border:1px solid #394530;border-radius:11px;overflow:hidden}.additional-visual{min-width:0;border-right:1px solid #394530;padding-bottom:22px;background:#171e13}.additional-photo{position:relative;margin:0;border-bottom:1px solid #3d4933}.additional-photo img{display:block;width:100%;height:185px;object-fit:cover;object-position:50% 45%;background:#283122}.additional-photo figcaption{position:absolute;bottom:0;left:0;right:0;font-size:9px;line-height:1.6;padding:30px 19px 12px;background:linear-gradient(transparent,#10170ee6);color:#e0e8d5;text-shadow:0 1px 5px #000}
.additional-visual canvas{display:block;width:100%;height:auto;aspect-ratio:900/460}.additional-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));padding:20px 24px;gap:14px;border-top:1px solid #35442a;border-bottom:1px solid #35442a;background:#20291a}.additional-stats>div{display:flex;flex-direction:column;gap:9px;min-width:0}.additional-stats span{font-size:8px;line-height:1.6;color:#9eaf89;letter-spacing:.3px}.additional-stats strong{font-size:20px;line-height:1.25;font-weight:450;color:#e2caab;overflow-wrap:anywhere}.additional-observation{font-size:11px;line-height:1.85;color:#b5c7a2;padding:18px 24px;margin:0;border-bottom:1px solid #35442a;min-height:80px}
.additional-controls{display:grid;grid-template-columns:1fr 1fr;padding:6px 24px 0;column-gap:25px}.additional-control{--control-color:#c9b28f;padding:20px 0 15px;border-bottom:1px solid #34422a;min-width:0}.additional-control>div:first-child{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}.additional-control label{font-size:11px;color:#c8d4b9;line-height:1.6;max-width:70%}.additional-control output{font-size:13px;color:#e3c49d;white-space:nowrap;line-height:1.6}.additional-control input{margin-top:11px}.additional-control input:disabled{opacity:.35;cursor:not-allowed}.additional-range-ends{display:flex;justify-content:space-between;gap:12px;font-size:9px;color:#8e9f7b;margin-top:4px;line-height:1.6}.additional-reset{display:block;padding:10px 0 0;margin:9px 24px 0;background:none;color:#bac7aa;font-size:10px}.additional-reset:hover{color:#e6c59b}
.additional-lesson{padding:29px 28px}.additional-lesson h2{font-size:26px;line-height:1.3;font-weight:450;letter-spacing:-.6px;margin:20px 0 13px}.additional-lesson-lead{font-size:14px;line-height:1.8;color:#d3ddc7;margin:0 0 18px}.additional-body p{font-size:12px;line-height:1.95;color:#a9b89b;margin:0 0 16px}.additional-exercise{border:1px solid #465639;background:#252f1e;border-radius:6px;padding:16px;margin-top:23px}.additional-exercise>span,.additional-tip>span{font-size:8px;letter-spacing:1.4px;color:#b9cca3}.additional-exercise p,.additional-tip p{font-size:11px;line-height:1.85;color:#b7cba2;margin:10px 0 0}.additional-tip{margin-top:19px;padding-bottom:24px;border-bottom:1px solid #36462c}.additional-tip>span{color:#d8b993}.additional-tip p{color:#b8ba9f}
.additional-check{min-width:0;padding:0;margin:26px 0 0;border:0}.additional-check legend{font-size:14px;color:#dce3d1;line-height:1.7;padding:0;margin-bottom:15px}.additional-answers{display:flex;flex-direction:column;gap:9px}.additional-answers label{display:flex;align-items:flex-start;gap:10px;padding:12px;border:1px solid #46583a;border-radius:5px;background:#222d1b;cursor:pointer;font-size:11px;line-height:1.7;color:#c1cfb2}.additional-answers input{flex-shrink:0;width:14px;height:14px;margin:3px 0 0;accent-color:#dfb28a}.additional-answers label:has(input:checked){border-color:#c2a17c;background:#332d23;color:#e4cfb1}.additional-answers label:hover{background:#2c3823}.additional-feedback{font-size:11px;line-height:1.8;color:#d6bb97;margin:16px 0 0;min-height:42px}.additional-feedback.correct{color:#b4d19a}.additional-next{font-size:11px;color:#e4c49b;background:none;text-align:left;padding:12px 0 0;margin-top:7px}
.additional-memo{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;margin-top:35px}.additional-memo article{border-top:1px solid #46543a;padding-top:20px}.additional-memo h2{font-size:17px;font-weight:450;line-height:1.5;color:#d0d9c3;margin:0 0 12px}.additional-memo p{font-size:12px;line-height:1.9;color:#9fae90;margin:0}.additional-course>.reading-details{margin-top:30px}.additional-course .composition-sources a{line-height:1.7}
@media(max-width:1050px){.additional-lab{grid-template-columns:minmax(0,1.15fr) minmax(335px,1fr)}.additional-lesson{padding:24px}.additional-controls{grid-template-columns:1fr}.additional-steps button{min-width:180px}.additional-stats{gap:10px;padding:18px}.additional-stats strong{font-size:17px}.additional-photo img{height:170px}}
@media(max-width:800px){.additional-lab{display:flex;flex-direction:column}.additional-visual{border-right:0;border-bottom:1px solid #394530}.additional-lesson{padding:25px}.additional-controls{grid-template-columns:1fr 1fr;padding-inline:22px}.additional-lead{font-size:12px}.additional-photo img{height:165px}.additional-photo figcaption{font-size:9px}.additional-memo{grid-template-columns:1fr;gap:22px;margin-top:27px}.additional-steps{gap:8px;margin-bottom:17px}.additional-steps button{min-width:170px;padding:12px;font-size:11px}.additional-stats{padding:18px 22px}.additional-stats strong{font-size:19px}.additional-stats span{font-size:8px}.additional-observation{font-size:11px;padding:17px 22px}.additional-intro .intro-row h1{font-size:35px;line-height:1.2}.additional-answers label{font-size:12px}.additional-body p{font-size:12px}.additional-exercise p,.additional-tip p{font-size:12px}.additional-feedback{font-size:12px}}
@media(max-width:480px){.additional-controls{grid-template-columns:1fr}.additional-intro .intro-row h1{font-size:31px;letter-spacing:-1px}.additional-photo img{height:135px}.additional-stats{gap:10px;padding:16px}.additional-stats strong{font-size:16px}.additional-stats span{font-size:7px}.additional-lesson{padding:22px}.additional-lesson h2{font-size:24px}.additional-control label{font-size:12px}.additional-control output{font-size:14px}.additional-visual canvas{min-height:190px;object-fit:contain}.additional-photo figcaption{font-size:8px}.additional-observation{padding-inline:18px}.additional-check legend{font-size:14px}}