body{color:#111827;background:#f3f4f6;margin:0;font-family:Arial,Helvetica,sans-serif}#root{min-height:100vh}.container{max-width:880px;margin:0 auto;padding:24px 16px}.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;margin-bottom:16px;padding:16px}.auth-card{max-width:420px;margin:70px auto 0}.topbar{justify-content:space-between;align-items:center;display:flex}.rules-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.form-grid{gap:10px;display:grid}label{color:#111827;gap:6px;font-size:14px;display:grid}input{box-sizing:border-box;border:1px solid #d1d5db;border-radius:8px;width:100%;padding:10px 12px;font-size:14px}button{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:8px;padding:10px 14px}.button-secondary{background:#6b7280}.button-danger{background:#dc2626}.rules-list{gap:12px;display:grid}.rule-item{border:1px solid #e5e7eb;border-radius:10px;padding:12px}.actions{gap:8px;margin-top:8px;display:flex}.hint{color:#4b5563;margin-top:10px}.error{color:#b91c1c;margin-top:10px}