*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#f6f7f9;color:#1f2937}
.wrap{max-width:980px;margin:0 auto;padding:32px 18px}
.card{background:#fff;border-radius:18px;padding:28px;box-shadow:0 10px 30px rgba(0,0,0,.06);margin-bottom:18px}
h1,h2,h3{margin-top:0}
p{line-height:1.55}
label{display:block;font-weight:700;margin:14px 0 6px}
input{width:100%;padding:14px;border:1px solid #d1d5db;border-radius:12px;font-size:16px}
button,.btn{display:inline-block;border:0;border-radius:12px;padding:14px 18px;font-weight:700;cursor:pointer;text-decoration:none;background:#111827;color:#fff}
.btn.secondary{background:#e5e7eb;color:#111827}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.muted{color:#6b7280;font-size:14px}
.alert{padding:12px 14px;border-radius:12px;background:#fff4e5;color:#7c4a03;margin-bottom:14px}
.success{padding:12px 14px;border-radius:12px;background:#ecfdf5;color:#065f46;margin-bottom:14px}
table{width:100%;border-collapse:collapse;background:#fff}
th,td{text-align:left;padding:12px;border-bottom:1px solid #e5e7eb;font-size:14px;white-space:nowrap}
th{background:#f9fafb}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}
.stat{background:#fff;border-radius:14px;padding:18px}
.stat strong{display:block;font-size:26px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
@media(max-width:640px){.stat-grid{grid-template-columns:1fr}.card{padding:22px}.topbar{align-items:flex-start;flex-direction:column}}