:root{--navy:#0b1825;--ivory:#f7f6f2;--steel:#64717d;--blue:#2867e8;--border:#dce2e7;--success:#008a75;--danger:#b91c1c}*{box-sizing:border-box}html,body{background:var(--ivory);color:var(--navy);margin:0;padding:0;font-family:Inter,Arial,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.58}.shell{min-height:100vh}.nav{border-bottom:1px solid var(--border);background:#f7f6f2eb;justify-content:space-between;align-items:center;height:72px;padding:0 7vw;display:flex}.brand{letter-spacing:.14em;font-size:22px;font-weight:800}.navlinks{color:var(--steel);align-items:center;gap:28px;font-size:14px;display:flex}.btn{border:0;border-radius:10px;justify-content:center;align-items:center;min-height:44px;padding:12px 18px;font-weight:650;display:inline-flex}.primary{background:var(--blue);color:#fff}.secondary{border:1px solid 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var(--border);background:#fff;border-radius:18px;gap:16px;margin-top:32px;padding:26px;display:grid}.upload-zone{text-align:center;cursor:pointer;background:#fbfcfd;border:1px dashed #a9b6c2;border-radius:14px;align-content:center;place-items:center;gap:7px;min-height:180px;padding:24px;display:grid}.upload-zone input{opacity:0;pointer-events:none;position:absolute}.upload-zone strong{font-size:17px}.upload-zone span{color:var(--steel);font-size:13px}@media (max-width:900px){.dashboard-grid{grid-template-columns:repeat(2,1fr)}.dashboard-heading{flex-direction:column;align-items:flex-start}.choice-grid{grid-template-columns:1fr}}@media (max-width:700px){.navlinks a:not(.btn){display:none}.hero{padding-top:72px}.metricbar{grid-template-columns:1fr}.actions{flex-direction:column}.flow-shell{padding:20px 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