:root {
  --bg: #0f1117;
  --panel: #171a23;
  --panel-2: #1e222d;
  --border: #2a2f3d;
  --text: #e8eaf0;
  --muted: #8b93a7;
  --accent: #6366f1;
  --accent-2: #818cf8;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --radius: 10px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Inter, Roboto, sans-serif;
}
.center-screen {
  display: flex; align-items: center; justify-content: center;
  height: 100vh; color: var(--muted);
}
.auth-wrap {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; padding: 20px;
}
.auth-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px; width: 100%; max-width: 380px;
}
.auth-card h1 { font-size: 20px; margin: 0 0 4px; }
.auth-card p.sub { color: var(--muted); font-size: 13px; margin: 0 0 20px; }
label { display: block; font-size: 13px; color: var(--muted); margin: 14px 0 6px; }
input, select, textarea {
  width: 100%; padding: 10px 12px; background: var(--panel-2);
  border: 1px solid var(--border); border-radius: 8px; color: var(--text); font-size: 14px;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
button {
  cursor: pointer; border: none; border-radius: 8px; font-size: 14px; font-weight: 600;
}
.btn-primary {
  background: var(--accent); color: white; padding: 10px 16px; width: 100%; margin-top: 18px;
}
.btn-primary:hover { background: var(--accent-2); }
.btn-secondary {
  background: var(--panel-2); color: var(--text); padding: 8px 14px; border: 1px solid var(--border);
}
.error-text { color: var(--danger); font-size: 13px; margin-top: 10px; }
.link-text { color: var(--accent-2); text-decoration: none; font-size: 13px; }
.auth-footer { margin-top: 18px; text-align: center; font-size: 13px; color: var(--muted); }

.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px; background: var(--panel); border-right: 1px solid var(--border);
  padding: 20px 0; flex-shrink: 0;
}
.sidebar .brand { padding: 0 20px 20px; font-weight: 700; font-size: 16px; border-bottom: 1px solid var(--border); margin-bottom: 12px; }
.sidebar nav a, .sidebar nav button {
  display: block; width: 100%; text-align: left; padding: 10px 20px; color: var(--muted);
  text-decoration: none; background: none; font-size: 14px;
}
.sidebar nav a.active, .sidebar nav a:hover { background: var(--panel-2); color: var(--text); }
.main { flex: 1; padding: 28px; max-width: 1200px; }
.page-title { font-size: 22px; margin: 0 0 4px; }
.page-sub { color: var(--muted); font-size: 13px; margin: 0 0 24px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 28px; }
.stat-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.stat-card .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; }
.stat-card .value { font-size: 26px; font-weight: 700; margin-top: 6px; }
.stat-card .value.danger { color: var(--danger); }
.stat-card .value.warning { color: var(--warning); }
.stat-card .value.success { color: var(--success); }

table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
th, td { text-align: left; padding: 10px 14px; font-size: 13px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; text-transform: uppercase; font-size: 11px; background: var(--panel-2); }
tr:last-child td { border-bottom: none; }

.badge { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge-clean, .badge-active, .badge-approved, .badge-completed { background: rgba(34,197,94,0.15); color: var(--success); }
.badge-flagged, .badge-pending { background: rgba(245,158,11,0.15); color: var(--warning); }
.badge-blocked, .badge-rejected, .badge-suspended { background: rgba(239,68,68,0.15); color: var(--danger); }

.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 20px; }
.card h3 { margin: 0 0 14px; font-size: 15px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.tabs { display: flex; gap: 6px; margin-bottom: 18px; border-bottom: 1px solid var(--border); }
.tabs button { padding: 10px 16px; background: none; color: var(--muted); border-bottom: 2px solid transparent; border-radius: 0; }
.tabs button.active { color: var(--text); border-bottom-color: var(--accent); }
.action-btn { padding: 5px 10px; font-size: 12px; margin-right: 6px; }
.action-btn.approve { background: rgba(34,197,94,0.15); color: var(--success); }
.action-btn.reject { background: rgba(239,68,68,0.15); color: var(--danger); }
.empty-state { color: var(--muted); text-align: center; padding: 40px; font-size: 14px; }