:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-weight:400;line-height:1.5}body{color:#0f172a;background:#eef2ff;margin:0}#root{min-height:100vh}.app-shell{text-align:left;flex-direction:column;gap:1rem;max-width:800px;margin:0 auto;padding:2rem 1rem 4rem;display:flex}.subtitle{color:#475569;margin:0}.panel{background:#f8fafc;border:1px solid #cbd5e1;border-radius:12px;padding:1rem}.panel h2{margin-top:0}.panel dl{margin:0}.panel dl div{margin-bottom:.75rem}.panel dt{font-weight:600}.panel dd{margin-left:0}.panel ul{margin:0;padding-left:1.2rem}.panel li+li{margin-top:.5rem}.muted{color:#64748b}