:root{
  --bg:#f6f7fb;
  --card:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --primary:#2563eb;
  --primary-dark:#1d4ed8;
  --border:#e5e7eb;
  --danger:#dc2626;
  --success:#16a34a;
  --warning:#f59e0b;
  --radius:16px;
  --shadow:0 8px 24px rgba(0,0,0,.08);
  --max:1280px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}

.topbar{
  position:sticky;top:0;z-index:10;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:18px 24px;background:#0f172a;color:#fff;box-shadow:0 2px 12px rgba(0,0,0,.12)
}
.topbar h1{margin:0;font-size:22px}
.topbar p{margin:4px 0 0;color:#cbd5e1;font-size:14px}
.topbar nav{display:flex;flex-wrap:wrap;gap:12px}
.topbar nav a{padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.08)}
.topbar nav a:hover{background:rgba(255,255,255,.16)}

main{
  max-width:var(--max);
  margin:0 auto;
  padding:24px;
  display:grid;
  gap:20px;
}

.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:16px;
}

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:18px;
}

.card h2,.card h3{margin:0 0 12px}
.card p{margin:0;color:var(--muted)}
.card .value{font-size:28px;font-weight:800;margin-top:8px}

.section-title{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  margin-bottom:8px
}

.toolbar{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center
}

input,select,textarea{
  width:100%;
  border:1px solid var(--border);
  border-radius:12px;
  padding:10px 12px;
  background:#fff;
  outline:none;
}

input:focus,select:focus,textarea:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(37,99,235,.12)
}

.form-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:12px;
}

.btn{
  border:0;
  border-radius:12px;
  padding:10px 14px;
  cursor:pointer;
  background:var(--primary);
  color:#fff;
  font-weight:600;
}
.btn:hover{background:var(--primary-dark)}
.btn.secondary{background:#e5e7eb;color:#111827}
.btn.danger{background:var(--danger)}
.btn.success{background:var(--success)}
.btn.warning{background:var(--warning);color:#111827}

.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:var(--radius);background:#fff}
table{width:100%;border-collapse:collapse;min-width:760px}
th,td{padding:12px 14px;border-bottom:1px solid var(--border);text-align:left;vertical-align:middle}
th{background:#f9fafb;font-size:13px;color:#374151}
tr:hover td{background:#fcfcfd}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 10px;border-radius:999px;font-size:12px;font-weight:700
}
.badge.green{background:#dcfce7;color:#166534}
.badge.red{background:#fee2e2;color:#991b1b}
.badge.yellow{background:#fef3c7;color:#92400e}
.badge.blue{background:#dbeafe;color:#1d4ed8}

.row{
  display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap
}

.muted{color:var(--muted)}
.hidden{display:none !important}

@media (max-width: 720px){
  .topbar{flex-direction:column;align-items:flex-start}
  main{padding:16px}
}