/* Responsive Learning Center; isolated from UML canvas */
.learning-dialog{width:min(1080px,96vw);max-height:94vh;padding:0;border:1px solid #43617d;border-radius:16px;color:#e8f4ff;background:#102237;box-shadow:0 24px 80px #0009}.learning-dialog::backdrop{background:#061323aa}.learning-shell{padding:20px}.learning-shell header{display:flex;justify-content:space-between;gap:12px;align-items:start;border-bottom:1px solid #37526e;padding-bottom:12px}.learning-shell h2{margin:5px 0;font-size:1.35rem}.learning-shell header p,.learning-warning{color:#adcae1;font-size:.86rem}.learning-eyebrow{font-size:10px;letter-spacing:1px;color:#79d7fa}.learning-shell button{cursor:pointer;color:inherit;background:#1c3956;border:1px solid #42617f;border-radius:9px;padding:9px 12px}.learning-shell button:focus-visible{outline:2px solid #65cffa}.learning-content{display:grid;grid-template-columns:230px minmax(0,1fr);gap:18px;margin-top:14px;min-height:0}.learning-cases{display:flex;flex-direction:column;gap:8px}.learning-case{text-align:left}.learning-case small{display:block;margin-top:4px;color:#afd4e9}.learning-case.active,.learning-tabs .active{background:#17698a}.learning-detail{min-width:0;max-height:65vh;overflow:auto}.learning-detail h3{margin:2px 0 8px}.learning-detail p{line-height:1.65}.learning-tabs,.learning-actions{display:flex;gap:7px;flex-wrap:wrap;margin:12px 0}.learning-material{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.learning-lesson{border:1px solid #3f5e78;background:#172c44;border-radius:10px;padding:12px}.learning-lesson h4{margin:0 0 6px}.learning-lesson p{font-size:.88rem;margin:0}.learning-actions button:first-child{background:#0c7897}.welcome-learning-launch{display:block;width:100%;margin:12px 0;padding:11px;background:#146484;color:#fff;border:1px solid #4bb8e0;border-radius:10px}.learning-status-btn{flex-shrink:0;background:#154c70;color:#e7f9ff;border:1px solid #3a88ad;border-radius:7px;padding:4px 9px;font-size:12px}@media(max-width:700px){.learning-shell{padding:12px}.learning-content{grid-template-columns:1fr}.learning-cases{flex-direction:row;overflow:auto}.learning-case{flex:0 0 180px}.learning-material{grid-template-columns:1fr}.learning-detail{max-height:52vh}.learning-shell h2{font-size:1.08rem}}