/* Scoped to learning material; leaves portal shell, margins, forms and CTAs alone. */
.odg-study,.odg-teaching-library{--study-ink:var(--ogvs-site-body-text-color,#26332e);--study-card:var(--ogvs-site-body-card-background-color,#fff);--study-soft:#f1f8ee;--study-line:#dce5e0;color:var(--study-ink);font-family:inherit;line-height:1.7;min-width:0;overflow-wrap:anywhere}
[data-ogvs-theme="dark"] .odg-study,[data-ogvs-theme="dark"] .odg-teaching-library{--study-ink:var(--ogvs-site-body-text-color-dark,#e4ebe7);--study-card:var(--ogvs-site-body-card-background-color-dark,#202529);--study-soft:#273128;--study-line:#414a44}
.odg-study h2,.odg-study h3,.odg-study summary,.odg-teaching-library h2,.odg-teaching-library h3,.odg-teaching-library summary{color:inherit;font-family:inherit;line-height:1.35}
.odg-study h2{font-size:clamp(1.35rem,2.5vw,1.8rem);margin:0 0 1rem}
.odg-study h3{font-size:1.08rem;margin:0 0 .6rem}
.odg-study p{margin:.8rem 0 1.1rem}
.odg-study-intro,.odg-study-topic,.odg-study-footer{margin:0 0 2rem}
.odg-study-topic{border-top:1px solid var(--study-line);padding-top:2rem;scroll-margin-top:2rem}
.odg-study-example,.odg-study-answer,.odg-study-practice{padding:1.2rem;border-radius:12px;margin:1.3rem 0;background:var(--study-soft);border:1px solid var(--study-line)}
.odg-study-example{border-left:4px solid #30cc24}
.odg-study-example p:last-child,.odg-study-practice p:last-child{margin-bottom:0}
.odg-study-answer summary,.odg-teaching-library summary{cursor:pointer;font-weight:700;padding:.35rem 0}
.odg-study-answer summary:focus-visible,.odg-teaching-library summary:focus-visible,.odg-study a:focus-visible{outline:3px solid #188315;outline-offset:4px;border-radius:4px}
.odg-study a,.odg-teaching-library a{color:#167a1b;text-decoration:underline;text-underline-offset:3px}
[data-ogvs-theme="dark"] .odg-study a,[data-ogvs-theme="dark"] .odg-teaching-library a{color:#77dc70}
.odg-study-toc{padding:1rem 1.3rem;border:1px solid var(--study-line);border-radius:12px;background:var(--study-card)}
.odg-study-toc ol{padding-left:1.3rem;margin:.6rem 0}
.odg-study-label{font-weight:700;font-size:.8rem;letter-spacing:.07em;text-transform:uppercase}
.odg-study-meta{font-size:.9rem;opacity:.85}
.odg-study-footer{border-top:1px solid var(--study-line);padding-top:1rem;font-size:.95rem}
.odg-teaching-library{margin-top:2rem}
.odg-teaching-course,.odg-teaching-lesson{border:1px solid var(--study-line);border-radius:12px;background:var(--study-card);padding:1rem;margin:1rem 0}
.odg-teaching-lesson{margin-bottom:0}
.odg-teaching-content{padding-top:1rem;border-top:1px solid var(--study-line);margin-top:1rem}
.odg-teaching-content img{max-width:100%;height:auto}
.odg-teaching-content table{display:block;max-width:100%;overflow:auto}
.odg-teaching-content h2{font-size:1.25rem}
@media(max-width:600px){.odg-study-topic{padding-top:1.3rem}.odg-study-example,.odg-study-answer,.odg-study-practice,.odg-teaching-course,.odg-teaching-lesson{padding:.85rem}.odg-study-toc{padding:.9rem}}