*{box-sizing:border-box}body,html{margin:0;padding:0;font-family:Arial,Helvetica,sans-serif;background:#f7f8fa;color:#111827}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.page-shell{min-height:100vh;display:flex;flex-direction:column}.container{width:100%;max-width:1120px;margin:0 auto;padding:16px}.card{background:#fff;border:1px solid #e5e7eb;border-radius:16px;padding:16px;box-shadow:0 2px 8px rgba(15,23,42,.05)}.grid{display:grid;grid-gap:16px;gap:16px}.grid-2{grid-template-columns:1fr}.stack{flex-direction:column}.row,.stack{display:flex;gap:12px}.row{flex-wrap:wrap}.badge,.row{align-items:center}.badge{display:inline-flex;padding:6px 10px;border-radius:999px;background:#eef2ff;color:#3730a3;font-size:12px;font-weight:600}.primary-btn{border:none;border-radius:12px;background:#111827;color:#fff}.primary-btn,.secondary-btn{padding:12px 16px;cursor:pointer}.secondary-btn{border:1px solid #d1d5db;border-radius:12px;background:#fff;color:#111827}.field{display:flex;flex-direction:column;gap:6px}.input{border:1px solid #d1d5db;border-radius:12px;padding:12px}.input,.topbar{background:#fff}.topbar{border-bottom:1px solid #e5e7eb}.hero-title{font-size:28px;line-height:1.2;margin:0}.muted{color:#6b7280}@media (min-width:768px){.container{padding:24px}.grid-2{grid-template-columns:1.2fr .8fr}.hero-title{font-size:40px}}