:root{color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;--bg: #eef3f8;--panel: #ffffff;--panel-soft: #f7f9fc;--line: #dce4ee;--line-strong: #c9d4e1;--text: #111827;--muted: #667085;--quiet: #98a2b3;--accent: #2563eb;--accent-soft: #e9f0ff;--danger: #c2410c}*{box-sizing:border-box}html,body,#app{width:100%;min-height:100%;margin:0}body{overflow:hidden;background:var(--bg);color:var(--text)}button,input,select{font:inherit}.app-shell{width:100vw;height:100dvh;display:grid;grid-template-rows:auto 1fr;gap:12px;padding:12px}.topbar{min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 12px;border:1px solid var(--line);border-radius:18px;background:#fffffff5;box-shadow:0 10px 32px #0f172a0f}.brand-block,.session-actions{display:flex;align-items:center;gap:14px;min-width:0}.session-actions:empty{display:none}.product-name{font-size:15px;font-weight:700;letter-spacing:0;white-space:nowrap}.product-title{display:inline-flex;align-items:baseline;gap:8px;min-width:0}.version-badge{color:var(--muted);font-size:12px;font-weight:700;white-space:nowrap}.mode-tabs{display:inline-flex;align-items:center;gap:4px;padding:4px;border-radius:999px;background:#eef2f7;border:1px solid #e1e7ef}.tab-button{height:32px;min-width:68px;padding:0 14px;border:0;border-radius:999px;background:transparent;color:var(--muted);font-size:13px;font-weight:600;cursor:pointer}.tab-button.is-active{background:var(--accent);color:#fff;box-shadow:0 5px 14px #2563eb38}.button{height:36px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 15px;border-radius:999px;border:1px solid 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i:after{content:"";position:absolute;left:2px;top:2px;width:16px;height:16px;border-radius:999px;background:#fff;box-shadow:0 1px 3px #0f172a38;transition:transform .12s ease}.switch-row input:checked+i{background:var(--accent);border-color:#2563eb4d}.switch-row input:checked+i:after{transform:translate(16px)}.switch-row em{color:var(--muted);font-style:normal;font-weight:650}.stat-row{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:28px;color:var(--muted);font-size:13px}.stat-row strong{color:var(--text);font-variant-numeric:tabular-nums}.score-card{display:grid;gap:4px;margin:14px;padding:14px;border-radius:14px;border:1px solid #dbe7ff;background:#f5f8ff}.score-card span{color:var(--muted);font-size:12px;font-weight:650}.score-card strong{color:#1d4ed8;font-size:32px;line-height:1;font-variant-numeric:tabular-nums}.compact-score{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:42px;padding:10px 12px;border:1px solid #dbe7ff;border-radius:12px;background:#f5f8ff}.compact-score span{color:var(--muted);font-size:12px;font-weight:650}.compact-score strong{color:#1d4ed8;font-size:18px;line-height:1;font-variant-numeric:tabular-nums}.quiet-copy{margin:0;color:var(--muted);font-size:13px;line-height:1.55}.game-over-card{position:absolute;left:50%;top:50%;display:grid;gap:4px;min-width:190px;padding:14px 16px;transform:translate(-50%,-50%);border:1px solid #fed7aa;border-radius:16px;background:#fff7edf0;color:var(--danger);text-align:center;box-shadow:0 16px 36px #7c2d1224}.game-over-card span{color:#9a3412;font-size:12px}.mobile-level-shell{min-height:100dvh;display:grid;place-items:center;padding:20px;background:#edf2f8}.mobile-level-card{width:min(100%,430px);display:grid;gap:14px;padding:18px;border:1px solid var(--line);border-radius:18px;background:var(--panel);box-shadow:0 18px 46px #0f172a17}.mobile-level-card h1{margin:0;font-size:20px}.mobile-level-card p{margin:-6px 0 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rgba(55,65,81,.18);border-radius:999px;background:#ffffffdb;color:var(--text);font-weight:650}.mobile-hud{right:12px;top:12px;display:flex;align-items:center;gap:8px;height:34px;padding:0 12px;border-radius:999px;background:#ffffffdb;color:var(--text);font-size:13px}.mobile-hud span{color:#1d4ed8;font-weight:800;font-variant-numeric:tabular-nums}@media (max-width: 1120px){body{overflow:auto}.app-shell{height:auto;min-height:100dvh}.topbar,.brand-block,.session-actions{flex-wrap:wrap}.workspace{grid-template-columns:1fr}.scene-panel{min-height:720px}.side-panel,.tools-panel,.aux-panels{min-height:280px}.aux-panels{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 760px){.app-shell{display:none}}