*{box-sizing:border-box}:root{--ink:#232a43;--muted:#727b91;--line:#e2e6ef;--panel:#fff;--indigo:#6266e8;--indigo-dark:#474ab8;--coral:#ff735f;--teal:#14b895;--gold:#f4b548;--shadow:0 18px 54px rgba(39,49,81,.13)}html,body{width:100%;height:100%;margin:0;overflow:hidden}body{font-family:"DM Sans",system-ui,sans-serif;color:var(--ink);background:#eef2f8}button,input{font:inherit;color:inherit}.app-shell{width:100vw;height:100vh;display:grid;grid-template-rows:66px minmax(0,1fr);background:linear-gradient(135deg,#fbfcff,#edf1f7)}.topbar{display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(69,82,117,.12);backdrop-filter:blur(14px);z-index:5}.brand{display:flex;align-items:center;gap:11px}.brand-mark{width:39px;height:39px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(145deg,var(--indigo),#9699fb);color:#fff;font:800 21px/1 Manrope,sans-serif;box-shadow:0 8px 20px 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