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8px 24px 8px;grid-template-columns:var(--app-sidebar) minmax(0, 1fr);background:var(--bg-primary);min-height:100dvh;color:var(--text-primary);font-family:var(--font-product), Geist, Inter, sans-serif;font-size:var(--app-body);transition:background-color .24s var(--app-ease), color .24s var(--app-ease);line-height:1.6;display:grid}:root[data-theme=dark] .platform-shell{--bg-primary:#07131a;--bg-secondary:#0a1b18;--bg-elevated:#10231d;--surface-soft:#16332a;--surface-strong:#1d4133;--border-subtle:#c4d6d021;--border-strong:#c4d6d045;--text-primary:#fffaf0;--text-secondary:#c4d6d0;--text-muted:#7e9aa0;--text-inverse:#07131a;--accent-primary:#8fe36a;--accent-primary-hover:#a8e878;--accent-primary-soft:#8fe36a21;--accent-secondary:#3fd8e6;--accent-on:#07131a;--success:#8fe36a;--success-soft:#8fe36a21;--warning:#e6d693;--warning-soft:#e6d69321;--danger:#e8836f;--danger-soft:#e8836f21;--chart-1:#3fd8e6;--chart-2:#8fe36a;--chart-3:#e6d693;--chart-4:#9aa8c4;--chart-grid:#c4d6d012;--chart-axis:#c4d6d04d;--soil:#6b4936;--soil-light:#7d5941;--shadow-soft:0 1px 2px #00000052, 0 8px 24px #0000004d;--shadow-elevated:0 24px 60px -28px #020806e6;--app-warm-white:#081510;--app-cream:#0d1e17;--app-paper:#10261d;--app-sage:#173126;--app-sage-strong:#214636;--app-forest:#b8e4bf;--app-forest-strong:#d9f3dc;--app-sprout:#79c985;--app-leaf:#98dc82;--app-data-blue:#79add2;--app-data-blue-soft:#132c38;--app-graphite:#f2f2e9;--app-muted:#b8c8bf;--app-faint:#879b90;--app-line:#294137;--app-danger:#f09b8c;--app-warning:#e8bf6b;--app-shadow-sm:0 1px 2px #0000002e, 0 10px 26px #00000029;--app-shadow-md:0 20px 54px #0000004d;background:var(--app-warm-white)}.platform-shell *,.platform-shell :before,.platform-shell :after{box-sizing:border-box}.platform-shell button,.platform-shell a,.platform-shell input,.platform-shell select{font:inherit}.platform-shell button,.platform-shell a{touch-action:manipulation}.platform-shell button:not(:disabled),.platform-shell a{cursor:pointer}.platform-shell :focus-visible{outline:2px solid var(--accent-primary);outline-offset:3px}.platform-shell .pf-quiz__stage:focus-visible,.platform-shell 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18px;display:flex;position:sticky;inset-block-start:0}.platform-sidebar .platform-brand-link{min-height:52px;margin:0 10px 24px}.platform-navigation-wrap{flex-direction:column;flex:1;min-height:0;display:flex}.platform-navigation{flex-direction:column;gap:14px;display:flex}.platform-navigation__group{gap:2px;padding-bottom:14px;display:grid;position:relative}.platform-navigation__group:before{content:"";background:var(--border-strong);width:1px;position:absolute;top:14px;bottom:26px;left:22px}.platform-navigation__group:last-child{padding-bottom:0}.platform-navigation__group:last-child:before{bottom:14px}.platform-navigation a{min-height:46px;color:var(--text-secondary);border-radius:10px;align-items:center;gap:14px;padding:0 12px 0 13px;font-size:.94rem;font-weight:530;transition:color .18s,background .18s;display:flex;position:relative}.platform-navigation a:before{content:"";border:1px solid 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