:root{--ink:#0b2239;--muted:#597080;--line:#d8e6ed;--blue:#176fa6;--cyan:#10a9b8;--paper:#f5f9fb;--ok:#087f5b;--bad:#b42318}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.vdai-topbar{position:sticky;top:0;z-index:5;display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;padding:14px 28px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.96)}.vdai-topbar img{width:150px}.vdai-topbar div{display:flex;flex-direction:column}.vdai-topbar span{color:var(--muted);font-size:13px}.vdai-topbar>a:last-child{color:var(--blue);font-weight:800;text-decoration:none}.vdai-shell{display:grid;grid-template-columns:300px minmax(0,900px);gap:38px;max-width:1260px;margin:auto;padding:36px 24px 80px}.vdai-sidebar{position:sticky;top:100px;align-self:start}.vdai-progress,.vdai-content{border:1px solid 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