/* Compact child navigation, picture-first learning and an adult workspace. */
.hub-main{max-width:1180px;margin:auto;width:100%;padding:30px 28px 90px}.hub-topbar{position:relative;gap:16px;flex-wrap:wrap}.hub-topbar .brand{font-size:24px}.hub-topbar .top-actions{gap:12px}.hub-adult-button{background:#fff;border:1px solid #b9cceb;border-radius:16px;padding:12px;color:#183b70;font-weight:800;font-size:14px}.hub-sidebar .nav{gap:14px}.hub-sidebar .nav button{min-height:84px}.hub-sidebar-note{padding:20px;color:#345477;line-height:1.6}.hub-adult-side{margin:20px}.hub-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px}.hub-main h1{font-size:clamp(28px,3.5vw,42px);line-height:1.2;letter-spacing:0;margin:10px 0}.hub-main h2{line-height:1.3;letter-spacing:0}.hub-heading p{margin:8px 0}.hub-continue{display:flex;align-items:center;gap:24px;background:#0755d8;color:white;padding:22px 28px;border-radius:28px;margin-bottom:24px;box-shadow:0 7px 0 #bdccec}.hub-continue img{width:112px;height:112px;object-fit:contain;border-radius:24px;background:#dcf7ff}.hub-continue h2{margin:6px 0 14px;color:white;font-size:26px}.hub-continue .eyebrow{color:#eaff36}.hub-doors{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:24px 0}.hub-tile{display:flex;align-items:center;gap:18px;padding:20px;background:#d9f5fb;border:3px solid white;border-radius:28px;text-align:left;color:#183863;box-shadow:0 7px 0 #aecbdc;min-width:0}.hub-tile:nth-child(even){background:#ffe0ed;box-shadow:0 7px 0 #dba5c0}.hub-tile img{width:110px;height:135px;object-fit:contain;border-radius:18px}.hub-tile span{flex:1}.hub-tile strong{display:block;font-size:30px;margin-bottom:8px}.hub-tile small{font-size:16px;line-height:1.5;display:block}.hub-tile>.icon{width:24px;flex-shrink:0}.hub-offline{background:#fff9d9;border:2px solid #f1dc86;border-radius:20px;padding:20px 24px;margin-top:24px}.hub-offline p{margin:6px 0 0}.hub-toolbar,.hub-quick,.hub-filters,.hub-list-heading{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:20px 0}.hub-toolbar label{display:flex;align-items:center;gap:10px}.hub-main input,.hub-main select,.hub-main textarea{font:inherit;color:#173666;border:2px solid #bed0e9;background:white;border-radius:12px;padding:12px;max-width:100%;min-height:46px}.hub-main label{font-weight:700;font-size:16px}.hub-main .panel label{display:block;margin:16px 0}.hub-main .panel label input,.hub-main .panel label textarea{display:block;width:100%;margin-top:8px}.hub-main button,.hub-main a{touch-action:manipulation}.hub-books{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.hub-book{display:block;background:white;border:2px solid #bfdbed;border-radius:24px;overflow:hidden;box-shadow:0 5px 0 #c2d3e8;text-decoration:none;color:#193968;text-align:left;padding:0;min-width:0}.hub-book>img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:contain;background:#e7f6fc}.hub-book>div{padding:16px}.hub-book h2{font-size:21px;margin:10px 0}.hub-book p{font-size:16px;margin:7px 0}.hub-book small{font-size:14px;line-height:1.5;display:block}.hub-badge{display:inline-block;border-radius:10px;padding:5px 9px;background:#eaff55;font-size:14px;font-weight:800}.hub-pagination{display:flex;justify-content:center;align-items:center;gap:20px;margin:28px 0}.hub-list-heading{justify-content:space-between}.hub-adult-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:24px 0}.hub-adult-grid button{margin:8px 8px 0 0}.hub-observations article{border-top:1px solid #c5d5ea;padding:16px 0}.hub-teacher-controls{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:20px}.hub-teacher-controls select{max-width:280px}.hub-classroom{display:grid;grid-template-columns:1.2fr 1fr;background:#fff;border:3px solid #bbdafa;border-radius:24px;overflow:hidden;min-height:430px;gap:20px;padding:20px}.hub-classroom-picture{min-width:0;display:flex;align-items:center;justify-content:center}.hub-classroom-picture img{width:100%;height:100%;max-height:65vh;object-fit:contain}.hub-classroom-copy{align-self:center}.hub-classroom-copy h2{font-size:clamp(30px,4vw,64px);overflow-wrap:anywhere}.hub-classroom-copy>p{font-size:26px}.hub-classroom-audio{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:16px}.classroom-mode .sidebar,.classroom-mode .topbar,.classroom-mode .footer{display:none}.classroom-mode .app-shell{margin-left:0;padding:0}.classroom-mode .hub-main{max-width:1600px;padding:20px}.classroom-mode .hub-teacher-controls label{display:none}.hub-main :focus-visible{outline:4px solid #0e68e8;outline-offset:4px}.hub-main .ls-picture img,.hub-main .animal-picture{object-fit:contain}.hub-main .footer{margin-top:30px}.hub-sidebar{overflow:visible;height:100vh}
@media(max-width:1100px){.hub-doors{gap:14px}.hub-tile{padding:16px;gap:12px}.hub-tile img{width:80px;height:100px}.hub-tile strong{font-size:26px}.hub-books{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.hub-sidebar .nav{display:grid;grid-template-columns:repeat(3,1fr);padding:8px 16px calc(8px + env(safe-area-inset-bottom));gap:10px}.hub-sidebar .nav button{min-height:70px;padding:5px;display:flex;flex-direction:column;gap:3px}.hub-sidebar .nav-icon{width:40px;height:40px}.hub-sidebar .nav-label{font-size:16px}.hub-sidebar-note,.hub-adult-side{display:none}.hub-main{padding:22px 16px 115px}.hub-topbar{padding:16px;gap:12px}.hub-topbar .top-actions{width:100%;justify-content:space-between}.hub-topbar .profile-pill{max-width:165px;font-size:16px}.hub-topbar .profile-pill img{width:34px;height:34px}.hub-topbar .round{width:44px;height:44px}.hub-adult-button{font-size:14px;padding:10px}.hub-heading{align-items:flex-start}.hub-heading .stars-chip{font-size:16px;padding:8px}.hub-continue{padding:18px;gap:16px}.hub-continue img{width:82px;height:98px}.hub-continue h2{font-size:22px}.hub-continue .primary{font-size:16px;min-height:48px;padding:12px}.hub-doors{gap:14px}.hub-tile{flex-direction:column;text-align:center;gap:8px;padding:14px 10px}.hub-tile img{width:100%;height:135px}.hub-tile strong{font-size:28px;margin:0 0 6px}.hub-tile>.icon{display:none}.hub-tile small{font-size:15px}.hub-books{gap:14px}.hub-book>div{padding:12px}.hub-book h2{font-size:19px}.hub-book small{font-size:14px}.hub-toolbar label{width:100%;justify-content:space-between}.hub-toolbar input,.hub-toolbar select{width:65%;min-width:0}.hub-filters{gap:8px}.hub-filters .chip{font-size:14px;min-height:44px;padding:10px 12px}.hub-adult-grid{grid-template-columns:1fr}.hub-classroom{grid-template-columns:1fr;padding:14px}.hub-classroom-picture img{max-height:45vh}.hub-teacher-controls label{width:100%}.hub-classroom-copy>p{font-size:22px}.hub-sidebar{height:auto}.hub-main .panel{padding:20px}}
@media(min-width:761px){.hub-topbar .hub-adult-button{display:none}}
@media(prefers-reduced-motion:reduce){.hub-main *{animation:none!important;transition:none!important}}
@media print{.sidebar,.topbar,.footer,.hub-teacher-controls,.hub-pagination{display:none!important}.app-shell{margin:0!important}.hub-main{padding:0!important}}