*{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial}
body{margin:0;background:#f7f7fb;color:#1c2333}
.nav{display:flex;gap:16px;align-items:center;justify-content:space-between;padding:12px 16px;background:#111827;color:#fff}
.nav a{color:#d1d5db;text-decoration:none;margin-right:12px}
.nav .brand{font-weight:700}
.wrap{max-width:980px;margin:20px auto;padding:0 16px}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:16px;max-width:360px;margin:24px auto}
.err{background:#fee2e2;color:#991b1b;border:1px solid #fecaca;padding:8px 12px;border-radius:8px;margin-bottom:10px}
input,select,button{padding:10px;border:1px solid #d1d5db;border-radius:8px}
button{background:#111827;color:#fff;border:none;cursor:pointer}
button:hover{opacity:.9}
.muted{color:#6b7280;font-size:12px}
table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;border:1px solid #e5e7eb;margin-top:16px}
th,td{padding:10px 12px;border-bottom:1px solid #e5e7eb;text-align:left}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:12px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin:16px 0}
.tile{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:16px}
.tile .k{color:#6b7280}.tile .v{font-size:28px;font-weight:800}
.btn{display:inline-block;padding:8px 12px;border-radius:8px;border:1px solid #e5e7eb;background:#fff;text-decoration:none;color:#111827}
.btn.danger,.danger{background:#991b1b;color:#fff;border-color:#7f1d1d}