.hub-avatar{--avatar-bg:#eeeafa;display:inline-flex;width:40px;height:40px;flex-shrink:0;align-items:center;justify-content:center;background:var(--avatar-bg);border-radius:50%;font-size:26px;line-height:1;vertical-align:middle;overflow:hidden}.hub-avatar>span{transform:translateY(1px)}#hub-account>.hub-avatar{width:27px;height:27px;font-size:19px;margin-right:7px}.daily-leaderboard{background:linear-gradient(155deg,#fff 65%,#f0f0ff);border:1px solid #e2e8f0;border-radius:24px;padding:24px 28px;box-shadow:0 5px 18px #33415505;max-width:960px;margin:0 auto;width:100%;color:#334155}.leaderboard-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.leaderboard-kicker{font-size:10px;letter-spacing:1.6px;color:#8185a4;font-weight:700}.leaderboard-heading h2{font-size:21px;font-weight:800;color:#27334b;margin:4px 0}.leaderboard-heading>div:last-child{font-size:12px;color:#79849b;display:flex;align-items:center;gap:12px}.leaderboard-heading button{border:1px solid #dde1f2;border-radius:9px;padding:6px 10px;background:#fff;color:#6366b2;font-size:12px;font-weight:600;cursor:pointer}.daily-podium{display:flex;justify-content:center;align-items:flex-end;gap:20px;padding-top:38px;max-width:590px;margin:auto}.podium-person{width:30%;text-align:center;min-width:0;--medal:#d9a537;--pale:#fff4cf;--step:80px}.place-1{--medal:#d8a226;--pale:#fff1bb;--step:82px}.place-2{--medal:#9aabc2;--pale:#e7edf7;--step:56px}.place-3{--medal:#b7805e;--pale:#f7e6d8;--step:38px}.podium-face{position:relative;display:flex;justify-content:center;width:80px;height:80px;align-items:center;margin:0 auto 10px;border:4px solid var(--medal);border-radius:50%;box-shadow:0 0 0 5px var(--pale);background:#fff}.place-1 .podium-face{width:92px;height:92px}.podium-face .hub-avatar{width:100%;height:100%;font-size:48px}.place-1 .podium-face .hub-avatar{font-size:56px}.podium-crown{position:absolute;width:34px;height:25px;top:-26px;left:50%;transform:translateX(-50%) rotate(-5deg);color:var(--medal);overflow:visible}.place-1 .podium-crown{width:40px;height:29px;top:-30px}.podium-name{display:block;font-size:15px;color:#303b52;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;padding:2px 4px;line-height:24px}.podium-score{display:block;font-size:12px;color:#7d879d;margin:1px 0 12px}.podium-score b{font-size:20px;color:#475569;margin-right:2px}.podium-step{height:var(--step);background:linear-gradient(180deg,var(--pale),#ffffff99);border:1px solid var(--pale);border-radius:13px 13px 0 0;display:flex;justify-content:center;align-items:flex-start;padding-top:9px}.podium-step span{font-size:21px;font-weight:900;color:var(--medal);width:35px;height:35px;border:1px dashed var(--medal);border-radius:50%}.podium-placeholder{font-size:30px;color:#bbc2d3}.podium-face.vacant{border-style:dashed;opacity:.65}.leaderboard-empty{text-align:center;font-weight:600;font-size:14px;margin:12px 0 18px;color:#66728b;line-height:1.8}.leaderboard-empty small{font-size:12px;font-weight:400}.leaderboard-rest{border-top:1px solid #edf0f7;margin:4px 0 0;padding:8px 0;list-style:none}.leaderboard-rest li{display:flex;gap:12px;align-items:center;padding:9px 10px;border-radius:10px;font-size:14px}.leaderboard-rest li.is-self{background:#eef0ff}.daily-rank{width:22px;color:#8893aa;font-weight:700;text-align:center}.leaderboard-rest .hub-avatar{width:34px;height:34px;font-size:24px}.leaderboard-rest strong{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.leaderboard-rest small{color:#6366b2}.leaderboard-footer{border-top:1px solid #e8ebf4;margin-top:12px;padding-top:14px;color:#64748b;font-size:13px}.leaderboard-you{display:flex;align-items:center;gap:9px}.leaderboard-you .hub-avatar{height:30px;width:30px;font-size:21px}.leaderboard-footer strong{color:#6366b2}.leaderboard-footer a{color:#6366b2;font-weight:700}.leaderboard-footer p{font-size:11px;color:#7e899f;margin-top:10px;line-height:1.7}.daily-sync-status{font-size:11px;color:#8a6a24}.leaderboard-loading{padding:25px;text-align:center;color:#8490a5;font-size:14px}.avatar-choices{display:flex;flex-wrap:wrap;gap:10px;border:0;margin:12px 0 20px;padding:0}.avatar-choices legend{font-weight:700;margin-bottom:12px}.avatar-choices label{position:relative;cursor:pointer;text-align:center;margin:0}.avatar-choices input{position:absolute;opacity:0;width:1px;height:1px}.avatar-choices label>span{display:flex;flex-direction:column;align-items:center;gap:5px;padding:7px;border:2px solid transparent;border-radius:14px}.avatar-choices small{font-size:11px;color:#64748b}.avatar-choices input:checked+span{border-color:#6366f1;background:#f1f1ff}.avatar-choices input:focus-visible+span{outline:3px solid #818cf8;outline-offset:2px}.daily-leaderboard button:focus-visible{outline:3px solid #818cf8;outline-offset:2px}
@media(max-width:600px){.daily-leaderboard{padding:18px 14px;border-radius:18px}.leaderboard-heading h2{font-size:18px}.leaderboard-heading>div:last-child{flex-direction:column;align-items:flex-end;gap:5px;font-size:10px}.leaderboard-kicker{font-size:8px;letter-spacing:1px}.daily-podium{gap:10px;padding-top:35px}.podium-face{width:62px;height:62px;border-width:3px}.place-1 .podium-face{width:73px;height:73px}.podium-face .hub-avatar{font-size:38px}.place-1 .podium-face .hub-avatar{font-size:45px}.podium-name{font-size:13px}.podium-score b{font-size:18px}.leaderboard-rest li{gap:8px;padding:9px 2px}.leaderboard-footer p{font-size:10px}}
.student-shell .study-dashboard .portal-start-zone{min-height:155px}
@media(max-width:600px){.student-shell .study-dashboard .portal-start-zone{min-height:145px}}

.hub-avatar{position:relative}.hub-avatar-photo{position:absolute!important;inset:0;width:100%!important;height:100%!important;object-fit:cover;border-radius:inherit;display:block}.avatar-upload-current{display:flex;gap:14px;align-items:center;margin:22px 0 12px}.avatar-upload-current>.hub-avatar{width:64px;height:64px;font-size:43px}.avatar-upload-current p{margin:5px 0 0}.avatar-file-label{display:block;padding:12px 14px;background:#f4f5fc;border:1px dashed #c5cbe7;border-radius:12px;color:#4943a1}.avatar-file-label input{margin-top:9px;border:0;background:transparent;padding:0;font-size:12px}#avatar-crop-editor{border:1px solid #e0e5f2;border-radius:14px;padding:18px;margin:16px 0;background:#fafbff}#avatar-crop-preview{display:block;width:180px;height:180px;border-radius:50%;margin:0 auto 16px;border:3px solid white;box-shadow:0 0 0 1px #d9deed}#avatar-crop-editor label{margin:12px 0;font-size:12px}#avatar-crop-editor input[type=range]{padding:0;accent-color:#6366f1;border:0;display:block;margin-top:8px;height:22px}.avatar-upload-actions{display:flex;gap:10px;margin-top:16px;flex-wrap:wrap}.avatar-upload-actions button{font-size:13px;padding:10px 16px}#avatar-upload-panel{border-bottom:1px solid #e9edf6;padding-bottom:8px}#avatar-upload-status{overflow-wrap:anywhere}