* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: system-ui, -apple-system, sans-serif; background: #0f172a; color: #e2e8f0; min-height: 100vh; }
a { color: #3b82f6; text-decoration: none; }
.card { background: #1e293b; border-radius: 0.5rem; padding: 1.5rem; margin-bottom: 1.5rem; }
.container { max-width: 960px; margin: 0 auto; padding: 2rem 1rem; }
nav { display: flex; justify-content: space-between; align-items: center; margin-bottom: 2rem; flex-wrap: wrap; gap: 0.5rem; }
nav h1 { font-size: 1.25rem; }
.user-info { color: #94a3b8; font-size: 0.875rem; }
.nav-link { color: #94a3b8; font-size: 0.875rem; padding: 0.25rem 0.75rem; border-radius: 0.25rem; }
.nav-link:hover { color: #e2e8f0; background: #334155; }
.nav-link.active { color: #3b82f6; background: rgba(59,130,246,0.1); }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.875rem; color: #94a3b8; margin-bottom: 0.25rem; }
.form-group input { width: 100%; padding: 0.5rem; background: #334155; border: 1px solid #475569; border-radius: 0.25rem; color: #e2e8f0; }
.btn { display: inline-block; padding: 0.5rem 1rem; background: #3b82f6; border: none; border-radius: 0.25rem; color: #fff; cursor: pointer; font-size: 0.875rem; }
.btn:hover { background: #2563eb; }
.btn-danger { background: #ef4444; }
.btn-danger:hover { background: #dc2626; }
.btn-sm { padding: 0.25rem 0.5rem; font-size: 0.75rem; }
.btn-outline { background: transparent; border: 1px solid #475569; color: #e2e8f0; }
.alert { padding: 0.75rem; border-radius: 0.25rem; margin-bottom: 1rem; font-size: 0.875rem; }
.alert-error { background: rgba(239,68,68,0.1); border: 1px solid #ef4444; color: #ef4444; }
.alert-success { background: rgba(34,197,94,0.1); border: 1px solid #22c55e; color: #22c55e; }
.hidden { display: none; }
.key-list { list-style: none; padding: 0; }
.key-item { display: flex; justify-content: space-between; align-items: center; padding: 0.75rem; border-bottom: 1px solid #334155; }
.key-item:last-child { border-bottom: none; }
.key-value { font-family: monospace; background: #334155; padding: 0.25rem 0.5rem; border-radius: 0.25rem; font-size: 0.875rem; word-break: break-all; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 0.75rem; border-bottom: 1px solid #334155; font-size: 0.875rem; }
th { color: #94a3b8; font-weight: 600; }
.badge { display: inline-block; padding: 0.125rem 0.5rem; border-radius: 999px; font-size: 0.75rem; font-weight: 600; }
.badge-main { background: #3b82f6; color: #fff; }
.badge-server { background: #22c55e; color: #fff; }
.badge-online { background: #22c55e; color: #fff; }
.badge-offline { background: #ef4444; color: #fff; }
.flex { display: flex; gap: 0.5rem; align-items: center; }
.text-center { text-align: center; }
.text-muted { color: #64748b; }
.mt-1 { margin-top: 1rem; }
.mb-1 { margin-bottom: 1rem; }
.empty-state { color: #64748b; text-align: center; padding: 2rem; }