:root {
  --bg: #0b0f19;
  --card: #111827;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #22c55e;
  --danger: #ef4444;
  --border: #1f2937;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, sans-serif;
  background: radial-gradient(circle at top, #1f2937 0%, #0b0f19 60%);
  color: var(--text);
}

.auth-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
}

.auth-card {
  background: var(--card);
  padding: 32px;
  border-radius: 14px;
  border: 1px solid var(--border);
  width: min(420px, 92vw);
}

h1 { margin: 0 0 8px; }
.muted { color: var(--muted); margin: 0 0 16px; }

label { display: block; margin: 12px 0 6px; }
input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0f172a;
  color: var(--text);
}

.btn {
  display: inline-block;
  margin-top: 14px;
  padding: 10px 16px;
  background: var(--accent);
  color: #052e16;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  font-weight: 600;
}

.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn.danger { background: var(--danger); color: #fff; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 28px;
  border-bottom: 1px solid var(--border);
}

.topbar-actions { display: flex; gap: 10px; }

.container { padding: 24px 28px; }

.alerts { margin-bottom: 16px; }
.alert { padding: 10px 12px; border-radius: 8px; margin-bottom: 8px; }
.alert.error { background: #7f1d1d; }
.alert.success { background: #166534; }

.search { display: flex; gap: 10px; margin-bottom: 16px; }
.search input { max-width: 320px; }

.table-wrap { background: var(--card); border-radius: 12px; border: 1px solid var(--border); overflow: hidden; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 14px; border-bottom: 1px solid var(--border); text-align: left; }
tr:last-child td { border-bottom: none; }

.inline-form { display: flex; gap: 8px; align-items: center; }
.inline-form input { width: 200px; }

.card { background: var(--card); padding: 20px; border: 1px solid var(--border); border-radius: 12px; max-width: 520px; }
.row { display: flex; gap: 10px; align-items: center; }

@media (max-width: 760px) {
  .topbar { flex-direction: column; align-items: flex-start; gap: 10px; }
  .inline-form { flex-direction: column; align-items: stretch; }
  .inline-form input { width: 100%; }
}