/* === MONITORING DASHBOARD === */

.monitor-layout {
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
}

/* Top nav */
.monitor-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(4, 11, 20, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.monitor-nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.monitor-nav-brand .logo-mark {
  width: 32px;
  height: 32px;
  background: var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% 30%, 70% 50%, 100% 70%, 100% 100%, 0 100%);
}

.monitor-nav-brand span {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--fg);
  font-weight: 700;
}

.monitor-nav-brand small {
  display: block;
  font-size: 0.65rem;
  color: var(--fg-muted);
  font-weight: 400;
  font-family: var(--font-body);
}

.monitor-nav-links {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.monitor-nav-links a {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.85rem;
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  transition: all 0.15s;
}

.monitor-nav-links a:hover,
.monitor-nav-links a.active {
  color: var(--fg);
  background: var(--cyan-dim);
}

/* Main content */
.monitor-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

/* Section headers */
.section-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

/* Summary cards */
.summary-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.summary-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.summary-card .card-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.summary-card .card-value {
  font-size: 2rem;
  font-weight: 600;
  color: var(--fg);
  font-family: var(--font-mono);
}

.summary-card .card-sub {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

.summary-card.online .card-value { color: var(--green); }
.summary-card.warning .card-value { color: var(--amber); }
.summary-card.critical .card-value { color: #ef4444; }

/* Endpoint grid */
.endpoints-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.endpoint-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  transition: border-color 0.2s;
}

.endpoint-card:hover {
  border-color: var(--cyan);
}

.endpoint-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.endpoint-hostname {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--fg);
}

.endpoint-meta {
  font-size: 0.75rem;
  color: var(--fg-muted);
  margin-top: 0.25rem;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.25rem 0.6rem;
  border-radius: 100px;
}

.status-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.status-badge.online { background: var(--green-dim); color: var(--green); }
.status-badge.online .dot { background: var(--green); }
.status-badge.offline { background: rgba(100,100,100,0.2); color: var(--fg-dim); }
.status-badge.offline .dot { background: var(--fg-dim); }
.status-badge.warning { background: var(--amber-dim); color: var(--amber); }
.status-badge.warning .dot { background: var(--amber); }

/* Metric bars */
.metric-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.6rem;
}

.metric-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-muted);
  width: 60px;
  flex-shrink: 0;
}

.metric-bar-wrap {
  flex: 1;
  height: 6px;
  background: var(--bg3);
  border-radius: 3px;
  overflow: hidden;
}

.metric-bar {
  height: 100%;
  border-radius: 3px;
  transition: width 0.5s ease;
}

.metric-bar.cpu { background: var(--cyan); }
.metric-bar.memory { background: #a78bfa; }
.metric-bar.disk { background: var(--green); }
.metric-bar.high { background: var(--amber); }
.metric-bar.critical { background: #ef4444; }

.metric-val {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg);
  width: 40px;
  text-align: right;
}

/* Services */
.services-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.75rem;
}

.service-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.service-tag.running { background: var(--green-dim); color: var(--green); }
.service-tag.stopped { background: rgba(239,68,68,0.15); color: #ef4444; }

/* Alerts section */
.alerts-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.alerts-table th {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.alerts-table td {
  padding: 0.75rem;
  border-bottom: 1px solid rgba(148,163,184,0.05);
  color: var(--fg-muted);
}

.alerts-table tr:hover td {
  background: var(--cyan-glow);
}

.alerts-table .endpoint-name {
  font-family: var(--font-mono);
  color: var(--fg);
}

.alert-severity-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.alert-severity-badge.critical { background: rgba(239,68,68,0.15); color: #ef4444; }
.alert-severity-badge.warning { background: var(--amber-dim); color: var(--amber); }

/* Installer card */
.installer-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.installer-card h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--fg);
}

.installer-card p {
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-bottom: 1rem;
}

.installer-code {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan);
  overflow-x: auto;
  white-space: nowrap;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 3rem;
  color: var(--fg-muted);
}

.empty-state .icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.3;
}

.empty-state p {
  font-size: 0.9rem;
}

/* Last seen */
.last-seen {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-dim);
}

/* Acknowledge button */
.ack-btn {
  background: var(--cyan-dim);
  border: 1px solid rgba(0,229,255,0.2);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s;
}

.ack-btn:hover {
  background: rgba(0,229,255,0.2);
}

@media (max-width: 768px) {
  .summary-row { grid-template-columns: repeat(2, 1fr); }
  .monitor-content { padding: 1rem; }
  .endpoints-grid { grid-template-columns: 1fr; }
}