:root{
  --bg:#0b1020;
  --card:#121a30;
  --muted:#9fb2d1;
  --text:#e9f1ff;
  --line:#283659;
  --brand:#61b3ff;
  --good:#3ac486;
  --bad:#ff5f7a;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:linear-gradient(180deg,#090d19,#0b1020 30%);
  color:var(--text);
}
a{color:var(--brand);text-decoration:none}
.wrap{max-width:1100px;margin:0 auto;padding:0 16px}
.topbar{border-bottom:1px solid var(--line);background:rgba(7,10,18,.9);position:sticky;top:0}
.main{padding-top:24px;padding-bottom:40px}
.row{display:flex}
.between{justify-content:space-between}
.center{align-items:center}
.gap-sm{gap:10px}
.stack{display:flex;flex-direction:column;gap:12px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.card{border:1px solid var(--line);background:var(--card);border-radius:14px;padding:18px;margin-bottom:14px}
.narrow{max-width:550px}
.brand{font-weight:700;padding:16px 0;display:inline-block}
.btn{
  display:inline-block;border:1px solid var(--brand);background:var(--brand);color:#00112a;
  border-radius:10px;padding:9px 12px;font-weight:600;cursor:pointer
}
.btn.ghost{background:transparent;color:var(--brand)}
.btn.danger{background:transparent;border-color:var(--bad);color:var(--bad)}
.muted{color:var(--muted)}
input,select{
  width:100%;padding:10px;border-radius:10px;border:1px solid var(--line);background:#0e162a;color:var(--text)
}
label{display:block;font-size:.95rem;color:var(--muted)}
table{width:100%;border-collapse:collapse}
th,td{border-bottom:1px solid var(--line);padding:10px;text-align:left}
th{color:var(--muted);font-weight:600}
.grid-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;align-items:end}
.flash{padding:10px 12px;border-radius:10px;margin-bottom:12px}
.flash-success{background:rgba(58,196,134,.16);border:1px solid rgba(58,196,134,.5)}
.flash-error{background:rgba(255,95,122,.16);border:1px solid rgba(255,95,122,.5)}
.stat{font-size:2rem;font-weight:700;line-height:1}