:root {
  --bg: #080f1f;
  --bg-soft: #0f172a;
  --card: #111827;
  --card-2: #0b1220;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --primary: #22c55e;
  --primary-dark: #16a34a;
  --primary-soft: rgba(34, 197, 94, .12);
  --border: #263244;
  --danger: #f87171;
  --danger-bg: rgba(248, 113, 113, .12);
  --success: #4ade80;
  --success-bg: rgba(74, 222, 128, .12);
  --warning-bg: rgba(250, 204, 21, .12);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(34,197,94,.10), transparent 28%),
    linear-gradient(135deg, #06111f 0%, #0f172a 48%, #111827 100%);
}
a { color: inherit; text-decoration: none; }
.login-body { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.login-card {
  width: 100%;
  max-width: 430px;
  background: rgba(17, 24, 39, .94);
  padding: 30px;
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: 0 18px 45px rgba(0, 0, 0, .42);
}
.logo { display: block; max-width: 190px; max-height: 76px; margin: 0 auto 16px; }
h1 { margin: 0 0 20px; font-size: 24px; text-align: center; color: var(--text); }
h2 { margin: 0 0 16px; font-size: 21px; color: var(--text); }
h3 { margin: 0 0 12px; font-size: 17px; color: var(--text); }
p { color: var(--muted); line-height: 1.5; }
label { display: block; margin: 12px 0 6px; font-size: 14px; font-weight: 600; color: #cbd5e1; }
input, select, textarea {
  width: 100%;
  padding: 10px 11px;
  border: 1px solid var(--border);
  border-radius: 9px;
  font-size: 14px;
  background: #0b1220;
  color: var(--text);
  outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
textarea { min-height: 70px; resize: vertical; }
button, .button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border: 0;
  border-radius: 9px;
  background: var(--primary);
  color: #06200f;
  cursor: pointer;
  font-weight: 800;
  font-size: 14px;
}
button:hover, .button:hover { background: var(--primary-dark); }
button.secondary, .button.secondary { background: #334155; color: #e2e8f0; }
button.danger { background: #dc2626; color: #fff; }
button.small { padding: 7px 9px; font-size: 12px; }
.alert { padding: 10px 12px; border-radius: 9px; margin-bottom: 14px; font-size: 14px; border: 1px solid var(--border); }
.alert.error { background: var(--danger-bg); color: var(--danger); border-color: rgba(248, 113, 113, .35); }
.alert.success { background: var(--success-bg); color: var(--success); border-color: rgba(74, 222, 128, .35); }
.layout { display: grid; grid-template-columns: 245px 1fr; min-height: 100vh; }
.sidebar {
  background: rgba(2, 6, 23, .96);
  color: #e2e8f0;
  padding: 20px 16px;
  border-right: 1px solid var(--border);
}
.sidebar .logo { background: #fff; border-radius: 10px; padding: 8px; margin: 0 auto 16px; }
.sidebar-title { font-size: 16px; font-weight: 800; text-align: center; margin-bottom: 20px; }
.nav a { display: block; padding: 11px 12px; border-radius: 9px; margin: 6px 0; color: #e2e8f0; }
.nav a:hover { background: #172033; }
.main { padding: 24px; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 22px; }
.user-chip { color: var(--muted); font-size: 14px; }
.grid { display: grid; grid-template-columns: repeat(3, minmax(180px, 1fr)); gap: 16px; }
.card {
  background: rgba(17, 24, 39, .92);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .24);
}
.metric { font-size: 32px; font-weight: 800; color: var(--primary); }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { background: #0b1220; color: #cbd5e1; }
tr:hover td { background: rgba(15, 23, 42, .70); }
.inline-form { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.inline-form input, .inline-form select { width: auto; min-width: 130px; }
.form-grid { display: grid; grid-template-columns: repeat(5, minmax(120px, 1fr)); gap: 10px; align-items: end; }
.badge { display: inline-block; padding: 4px 8px; border-radius: 999px; background: #334155; color: #e2e8f0; font-size: 12px; font-weight: 700; }
.badge.active { background: rgba(34, 197, 94, .16); color: #86efac; }
.badge.inactive { background: rgba(248, 113, 113, .16); color: #fca5a5; }
.help-code {
  background: #020617;
  color: #d1fae5;
  padding: 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  overflow-x: auto;
  font-size: 13px;
}
.mt { margin-top: 18px; }
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .grid, .form-grid { grid-template-columns: 1fr; }
  .topbar { align-items: flex-start; flex-direction: column; }
}