@import"https://fonts.googleapis.com/css2?family=Lexend:wght@400;500;600;700;800&family=Space+Grotesk:wght@500;600;700&display=swap";:root{font-family:Lexend,Segoe UI,sans-serif;color:#eef4ff;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}html,body,#root{margin:0;min-width:320px;min-height:100%}body{background:#050914}:root{--bg-0: #050914;--bg-1: #0a1324;--bg-2: #121f36;--surface: rgba(17, 28, 47, .72);--surface-strong: rgba(17, 28, 47, .9);--surface-soft: rgba(23, 36, 58, .58);--line: rgba(149, 176, 226, .2);--line-strong: rgba(149, 176, 226, .35);--text: #eef4ff;--muted: #97a8c8;--primary: #3f86ff;--primary-2: #14d1ff;--ok: #41d389;--danger: #ff6e8a;--warning: #ffc26b;--shadow: 0 24px 65px rgba(4, 8, 18, .55);--radius-xl: 28px;--radius-lg: 18px;--radius-md: 14px}.scene{min-height:100vh;position:relative;overflow:hidden;color:var(--text);background:radial-gradient(circle at 10% 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var(--line);border-radius:12px;background:#0d1626d6;color:var(--text);font-family:inherit;font-size:.92rem;padding:10px 11px;outline:none}.field input:focus{border-color:#6ab6ffb3;box-shadow:0 0 0 2px #6ab6ff33}.hidden-file{display:none}.stats-block h3{margin:0;font-family:Space Grotesk,Segoe UI,sans-serif;font-size:1rem}.stats-row{margin-top:9px;border:1px solid var(--line);border-radius:14px;padding:10px;background:#0f1a2ccc}.stats-row-head{display:flex;justify-content:space-between;align-items:center;gap:8px}.stats-row-head strong{font-size:.87rem}.stats-row-head span{color:var(--muted);font-size:.72rem}.stats-grid{margin-top:9px;display:grid;gap:6px;grid-template-columns:repeat(auto-fit,minmax(96px,1fr))}.stats-grid div{border:1px solid rgba(149,176,226,.2);border-radius:10px;padding:8px;display:grid;gap:3px;background:#0b13218c}.stats-grid span{color:var(--muted);font-size:.69rem}.stats-grid strong{font-family:Space Grotesk,Segoe 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.nav-dot{background:#d9edff;transform:scale(1.12)}.avatar{border-radius:50%;overflow:hidden;display:grid;place-items:center;font-family:Space Grotesk,Segoe UI,sans-serif;font-weight:700;color:#f5f9ff;background:linear-gradient(130deg,#2f6bf5,#2eb5f6);box-shadow:inset 0 0 0 1px #ffffff29}.avatar img{width:100%;height:100%;object-fit:cover}.avatar-sm{width:34px;height:34px;font-size:.78rem}.avatar-lg{width:76px;height:76px;font-size:1.2rem}@media(max-width:760px){.topbar{flex-direction:column}.topbar-side{width:100%;grid-template-columns:1fr auto;align-items:center}.user-chip{min-width:0}.board-head{flex-direction:column;align-items:stretch}.tabs{width:100%}.tab{min-width:0}.row{grid-template-columns:38px 38px 1fr;grid-template-areas:"rank avatar identity" "rank points points"}.rank{grid-area:rank}.row .avatar-sm{grid-area:avatar}.identity{grid-area:identity}.points{grid-area:points}.lesson-play-top{grid-template-columns:auto 1fr;grid-template-areas:"back timer" "title 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