/* ══════════════════════════════════════════════════════════════════════════════
   ARGUS Monitor — Dark tactical dashboard theme
   ══════════════════════════════════════════════════════════════════════════════ */

:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: #1a2332;
  --bg-card-hover: #1f2b3d;
  --border: #1e3a5f;
  --border-subtle: #172033;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #00e5ff;
  --accent-dim: #00b8d4;
  --ok: #10b981;
  --ok-bg: rgba(16, 185, 129, 0.1);
  --ok-border: rgba(16, 185, 129, 0.3);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.1);
  --warning-border: rgba(245, 158, 11, 0.3);
  --critical: #ef4444;
  --critical-bg: rgba(239, 68, 68, 0.1);
  --critical-border: rgba(239, 68, 68, 0.3);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Login Screen ──────────────────────────────────────────────────────────── */

.login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: radial-gradient(ellipse at center, #0d1b2a 0%, #0a0e17 70%);
}

.login-box {
  text-align: center;
  padding: 3rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  max-width: 400px;
  width: 90%;
}

.login-logo {
  margin-bottom: 2rem;
}

.login-logo h1 {
  font-size: 1.5rem;
  letter-spacing: 4px;
  color: var(--accent);
  margin-top: 1rem;
}

.login-logo p {
  color: var(--text-secondary);
  margin-top: 0.5rem;
  font-size: 0.85rem;
}

.btn-login {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-login:hover { background: var(--accent-dim); transform: translateY(-1px); }

.login-note {
  margin-top: 1.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ── Header ────────────────────────────────────────────────────────────────── */

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left, .header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header h1 {
  font-size: 1rem;
  letter-spacing: 3px;
  color: var(--accent);
  font-weight: 600;
}

.status-badge {
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.status-badge.ok { background: var(--ok-bg); color: var(--ok); border: 1px solid var(--ok-border); }
.status-badge.degraded { background: var(--warning-bg); color: var(--warning); border: 1px solid var(--warning-border); }
.status-badge.down { background: var(--critical-bg); color: var(--critical); border: 1px solid var(--critical-border); animation: pulse-critical 2s infinite; }
.status-badge.loading { background: rgba(100,116,139,0.2); color: var(--text-muted); border: 1px solid rgba(100,116,139,0.3); }

@keyframes pulse-critical {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
}

.last-check {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.user-name {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.btn-icon {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.4rem;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: all 0.2s;
}

.btn-icon:hover { border-color: var(--accent); color: var(--accent); }

/* ── Live indicator ───────────────────────────────────────────────────────── */

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--ok);
  background: var(--ok-bg);
  border: 1px solid var(--ok-border);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ok);
  animation: live-pulse 1.5s infinite;
}

@keyframes live-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.live-check-timer {
  font-size: 0.65rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-left: 0.5rem;
}

/* ── Categories ───────────────────────────────────────────────────────────── */

.category {
  padding: 0 1.5rem;
  margin-top: 1.5rem;
}

.category:first-of-type {
  margin-top: 1rem;
}

.category-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ── Services Grid ─────────────────────────────────────────────────────────── */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 1.25rem;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}

.service-card:hover { background: var(--bg-card-hover); border-color: var(--border); }

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: 10px 10px 0 0;
}

.service-card.ok::before { background: var(--ok); }
.service-card.degraded::before { background: var(--warning); }
.service-card.down::before { background: var(--critical); }
.service-card.checking::before { background: var(--text-muted); }

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.card-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-title h3 {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.card-title .icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.service-card.ok .icon { background: var(--ok-bg); }
.service-card.degraded .icon { background: var(--warning-bg); }
.service-card.down .icon { background: var(--critical-bg); }
.service-card.checking .icon { background: rgba(100,116,139,0.2); }

.card-status {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  white-space: nowrap;
}

.card-status.ok { color: var(--ok); background: var(--ok-bg); }
.card-status.degraded { color: var(--warning); background: var(--warning-bg); }
.card-status.down { color: var(--critical); background: var(--critical-bg); animation: pulse-critical 2s infinite; }
.card-status.checking { color: var(--text-muted); background: rgba(100,116,139,0.2); }

.card-message {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  font-family: var(--font-mono);
  line-height: 1.4;
}

.card-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(70px, 1fr));
  gap: 0.5rem;
}

.metric {
  text-align: center;
  padding: 0.35rem 0;
  background: rgba(255,255,255,0.02);
  border-radius: 6px;
}

.metric-value {
  font-size: 1.3rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-primary);
  line-height: 1;
}

.metric-label {
  font-size: 0.6rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 0.2rem;
}

/* ── Latency indicator ────────────────────────────────────────────────────── */

.latency-bar {
  height: 4px;
  border-radius: 2px;
  background: var(--bg-secondary);
  margin-top: 0.5rem;
  overflow: hidden;
}

.latency-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.3s;
}

.latency-fill.fast { background: var(--ok); }
.latency-fill.medium { background: var(--warning); }
.latency-fill.slow { background: var(--critical); }

.latency-label {
  font-size: 0.6rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-top: 0.2rem;
  text-align: right;
}

/* ── Detail rows inside cards ─────────────────────────────────────────────── */

.card-checks {
  margin-top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
}

.check-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.check-dot.ok { background: var(--ok); }
.check-dot.degraded { background: var(--warning); }
.check-dot.down { background: var(--critical); }
.check-dot.checking { background: var(--text-muted); }

.check-label { flex: 1; }
.check-value { color: var(--text-muted); }

/* ── Service control buttons ──────────────────────────────────────────────── */

.card-controls {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.6rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-subtle);
}

.svc-btn {
  flex: 1;
  padding: 0.3rem 0.5rem;
  font-size: 0.65rem;
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.03em;
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  background: var(--bg-secondary);
  color: var(--text-secondary);
}

.svc-btn:hover:not(:disabled) {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.svc-btn-start { border-color: var(--ok-border); color: var(--ok); }
.svc-btn-start:hover:not(:disabled) { background: var(--ok-bg); color: var(--ok); }

.svc-btn-stop { border-color: var(--critical-border); color: var(--critical); }
.svc-btn-stop:hover:not(:disabled) { background: var(--critical-bg); color: var(--critical); }

.svc-btn-restart { border-color: var(--warning-border); color: var(--warning); }
.svc-btn-restart:hover:not(:disabled) { background: var(--warning-bg); color: var(--warning); }

.svc-btn-disabled, .svc-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.auto-badge {
  display: inline-block;
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.1rem 0.3rem;
  border-radius: 3px;
  background: var(--accent-dim);
  color: var(--bg-primary);
  vertical-align: middle;
  margin-left: 0.3rem;
}

/* ── Bottom Row ────────────────────────────────────────────────────────────── */

.bottom-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
  padding: 1.5rem;
}

.panel {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 1.25rem;
}

.panel h2 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.list-container {
  max-height: 250px;
  overflow-y: auto;
}

.empty-state {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  padding: 1.5rem;
}

.alarm-item, .incident-item {
  padding: 0.6rem 0.75rem;
  border-radius: 6px;
  margin-bottom: 0.5rem;
  font-size: 0.8rem;
}

.alarm-item {
  background: var(--critical-bg);
  border: 1px solid var(--critical-border);
  color: var(--critical);
}

.alarm-item .alarm-name {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.alarm-item .alarm-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.incident-item {
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
}

.incident-item .incident-time {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.incident-item .incident-subject {
  font-weight: 500;
  margin-top: 0.15rem;
}

.incident-item.critical { border-left: 3px solid var(--critical); }
.incident-item.warning { border-left: 3px solid var(--warning); }
.incident-item.recovered { border-left: 3px solid var(--ok); }

/* ── Uptime Chart ──────────────────────────────────────────────────────────── */

.uptime-container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.uptime-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.uptime-label {
  width: 100px;
  font-size: 0.65rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}

.uptime-bar {
  flex: 1;
  display: flex;
  gap: 1px;
  height: 18px;
  border-radius: 3px;
  overflow: hidden;
}

.uptime-segment {
  flex: 1;
  min-width: 2px;
  transition: all 0.2s;
  cursor: default;
}

.uptime-segment.ok { background: var(--ok); opacity: 0.7; }
.uptime-segment.ok:hover { opacity: 1; }
.uptime-segment.degraded { background: var(--warning); }
.uptime-segment.down { background: var(--critical); }
.uptime-segment.unknown { background: var(--bg-secondary); }

.uptime-pct {
  width: 50px;
  text-align: right;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  flex-shrink: 0;
}

/* ── Scrollbar ─────────────────────────────────────────────────────────────── */

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ── Responsive ────────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
  .header { flex-direction: column; gap: 0.5rem; padding: 0.75rem; }
  .services-grid { grid-template-columns: 1fr; }
  .bottom-row { grid-template-columns: 1fr; padding: 0 1rem 1rem; }
  .uptime-label { width: 60px; font-size: 0.6rem; }
  .category { padding: 0 1rem; }
}