.source-hero,.source-browser,.learning-lab{background:#f5f7f8;color:#171a1f}.source-hero{padding:56px 0 48px;border-top:1px solid #d8dde2}.source-eyebrow{font-size:12px;font-weight:800;text-transform:uppercase;color:#8a6513;margin-bottom:14px}.source-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.9fr);gap:38px;align-items:center}.source-split h2,.learning-lab h2{margin:0 0 12px}.source-split p{font-size:17px;line-height:1.65;color:#49515a}.source-split img{width:100%;height:auto;border:1px solid #d8dde2;border-radius:6px;background:#fff}.source-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.source-actions a{display:inline-flex;align-items:center;min-height:42px;padding:0 15px;border:1px solid #aeb7c0;border-radius:5px;color:#171a1f;text-decoration:none;font-weight:700;background:#fff}.source-actions .source-primary{background:#171a1f;color:#fff;border-color:#171a1f}.source-browser{padding:46px 0;background:#fff}.source-heading{display:flex;align-items:end;justify-content:space-between;gap:20px}.source-count{font-weight:800;color:#8a6513}.source-controls{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0}.source-controls label{font-size:12px;font-weight:800;text-transform:uppercase;color:#535c65}.source-controls select,.source-controls input{display:block;width:100%;height:46px;margin-top:7px;border:1px solid #b8c0c8;border-radius:5px;background:#fff;padding:0 12px;color:#171a1f;font:inherit}.source-table-wrap{overflow:auto;border:1px solid #d8dde2;border-radius:6px}.source-table{min-width:850px;margin:0}.source-table th{background:#171a1f;color:#fff}.source-table td,.source-table th{vertical-align:top}.source-table a{font-weight:700}.source-caveat{font-size:13px;line-height:1.55;color:#5b646d;margin-top:14px}.learning-lab{padding:56px 0}.learning-brand{display:flex;justify-content:space-between;gap:16px;border-top:4px solid #b78a24;padding-top:12px;margin-bottom:34px}.learning-brand span{font-family:Satoshi,Inter,sans-serif;font-size:21px;font-weight:900}.learning-brand b{font-size:12px;text-transform:uppercase;color:#6d747b}.outcome-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#cfd5da;border:1px solid #cfd5da;margin:24px 0 34px}.outcome-grid>div{background:#fff;padding:22px;min-height:170px}.outcome-grid b{color:#b78a24}.outcome-grid h3{font-size:18px;margin:24px 0 7px}.outcome-grid p{margin:0;color:#535c65}.worked-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:32px}.worked-grid>div:first-child{border-left:4px solid #b78a24;padding-left:24px}.worked-grid ol{padding-left:21px;line-height:1.7}.exercise-list details{background:#fff;border:1px solid #d8dde2;border-radius:5px;margin-bottom:10px}.exercise-list summary{padding:16px;font-weight:800}.exercise-list details p{padding:0 16px 16px;margin:0;color:#4c555e}.source-note{margin-top:14px;padding:12px 14px;border-left:4px solid #b78a24;background:#f5f7f8;font-size:13px;line-height:1.5}.source-note-generic{border-left-color:#8b949e}@media(max-width:760px){.source-split,.worked-grid,.source-controls{grid-template-columns:1fr}.outcome-grid{grid-template-columns:1fr}.source-heading,.learning-brand{align-items:flex-start;flex-direction:column}.source-hero,.source-browser,.learning-lab{padding:38px 0}.source-split{gap:24px}.source-actions a{flex:1;justify-content:center}.outcome-grid>div{min-height:0}.source-table-wrap{max-width:100%}}@media print{.source-controls,.source-actions{display:none}.source-table-wrap{overflow:visible}.source-table{min-width:0;font-size:9pt}}