/* ============================================================
   Server Monitor Page — Google 2026 SRE Premium Dashboard
   ============================================================ */

/* ── Page Layout ─────────────────────────────────────────── */
.smon-page {
  padding: 24px;
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* ── Header ──────────────────────────────────────────────── */
.smon-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.smon-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.smon-title {
  font: var(--k-text-h2);
  color: var(--k-text);
}
.smon-subtitle {
  font: var(--k-text-small);
  color: var(--k-text-secondary);
  margin-top: 2px;
}
.smon-live-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--k-radius-full);
  background: var(--k-success-light);
  color: var(--k-success-dark);
  font: var(--k-text-label-sm);
  font-size: 11px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.smon-live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--k-success);
  animation: smon-pulse 1.5s ease-in-out infinite;
}
@keyframes smon-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}
.smon-refresh-info {
  font: var(--k-text-small);
  color: var(--k-text-tertiary);
}
.smon-refresh-countdown {
  font-weight: 600;
  color: var(--k-text-secondary);
}
.smon-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.smon-refresh-btn {
  width: 32px;
  height: 32px;
  border: 1px solid var(--k-border);
  border-radius: var(--k-radius-md);
  background: var(--k-surface);
  color: var(--k-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s, transform 0.15s;
}
.smon-refresh-btn:hover {
  background: var(--k-surface-hover);
  color: var(--k-primary);
}
.smon-refresh-btn:active { transform: rotate(180deg); }
.smon-refresh-icon {
  font-size: 18px !important;
  font-variation-settings: 'wght' 400 !important;
}

/* ── Status Banner ───────────────────────────────────────── */
.smon-status-banner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  border-radius: var(--k-radius-lg);
  border: 1px solid;
  transition: background 0.3s ease, border-color 0.3s ease;
}
.smon-status-banner.ok {
  background: var(--k-success-light);
  border-color: var(--k-success);
  color: var(--k-success-dark);
}
.smon-status-banner.warning {
  background: var(--k-warning-light);
  border-color: var(--k-warning);
  color: var(--k-warning-dark);
}
.smon-status-banner.critical {
  background: var(--k-error-light);
  border-color: var(--k-error);
  color: var(--k-error-dark);
}
.smon-status-icon {
  font-size: 24px;
  font-variation-settings: 'FILL' 1;
  flex-shrink: 0;
  line-height: 1;
}
.smon-status-text {
  font: var(--k-text-h4);
}
.smon-status-detail {
  font: var(--k-text-small);
  opacity: 0.8;
  margin-top: 2px;
}

/* ── Grid Layout ─────────────────────────────────────────── */
.smon-grid {
  display: grid;
  gap: 16px;
}
.smon-grid-3 { grid-template-columns: repeat(3, 1fr); }
.smon-grid-2 { grid-template-columns: repeat(2, 1fr); }
.smon-grid-4 { grid-template-columns: repeat(4, 1fr); }
.smon-grid-auto { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

@media (max-width: 1100px) {
  .smon-grid-3, .smon-grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 700px) {
  .smon-grid-3, .smon-grid-2, .smon-grid-4 { grid-template-columns: 1fr; }
}

/* ── Card ────────────────────────────────────────────────── */
.smon-card {
  background: var(--k-surface);
  border: 1px solid var(--k-border);
  border-radius: var(--k-radius-lg);
  padding: 20px;
  box-shadow: var(--k-shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: box-shadow 0.2s ease;
}
.smon-card:hover {
  box-shadow: var(--k-shadow-md);
}
.smon-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.smon-card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font: var(--k-text-h4);
  color: var(--k-text);
}
.smon-card-icon {
  font-size: 18px;
  font-variation-settings: 'wght' 400;
  color: var(--k-primary);
  flex-shrink: 0;
  line-height: 1;
}
.smon-card-badge {
  padding: 2px 8px;
  border-radius: var(--k-radius-full);
  font: var(--k-text-label-sm);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.smon-card-badge.ok       { background: var(--k-success-light); color: var(--k-success-dark); }
.smon-card-badge.warning  { background: var(--k-warning-light); color: var(--k-warning-dark); }
.smon-card-badge.critical { background: var(--k-error-light);   color: var(--k-error-dark); }
.smon-card-badge.unknown  { background: var(--k-surface-sunken); color: var(--k-text-secondary); }

/* ── Big Metric Display ──────────────────────────────────── */
.smon-metric-big {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.smon-metric-value {
  font: var(--k-text-number);
  color: var(--k-text);
  line-height: 1;
  letter-spacing: -0.5px;
}
.smon-metric-value.critical { color: var(--k-error); }
.smon-metric-value.warning  { color: var(--k-warning); }
.smon-metric-value.ok       { color: var(--k-success); }
.smon-metric-label {
  font: var(--k-text-small);
  color: var(--k-text-secondary);
}

/* ── Progress Bar ────────────────────────────────────────── */
.smon-bar-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.smon-bar-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.smon-bar-name {
  font: var(--k-text-small);
  color: var(--k-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 60%;
}
.smon-bar-pct {
  font: var(--k-text-label-sm);
  color: var(--k-text-secondary);
}
.smon-bar-track {
  height: 8px;
  background: var(--k-surface-sunken);
  border-radius: var(--k-radius-full);
  overflow: hidden;
}
.smon-bar-fill {
  height: 100%;
  border-radius: var(--k-radius-full);
  transition: width 0.6s ease;
}
.smon-bar-fill.ok       { background: var(--k-success); }
.smon-bar-fill.warning  { background: var(--k-warning); }
.smon-bar-fill.critical { background: var(--k-error); }
.smon-bar-fill.cpu      { background: var(--k-gradient-cool); }
.smon-bar-fill.mem      { background: var(--k-gradient-vibrant); }
.smon-bar-fill.queue    { background: var(--k-gradient); }

/* ── Sparkline (pure CSS animated) ──────────────────────── */
.smon-sparkline-wrap {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 36px;
}
.smon-spark-bar {
  flex: 1;
  background: var(--k-primary-light);
  border-radius: 2px 2px 0 0;
  min-height: 3px;
  transition: height 0.4s ease, background 0.4s ease;
}
.smon-spark-bar:last-child {
  background: var(--k-primary);
}

/* ── Service Health Grid ─────────────────────────────────── */
.smon-services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.smon-service-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--k-radius-md);
  background: var(--k-surface-sunken);
  border: 1px solid var(--k-border-light);
}
.smon-service-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.smon-service-dot.active   { background: var(--k-success); box-shadow: 0 0 6px rgba(16,185,129,0.4); }
.smon-service-dot.inactive { background: var(--k-error);   box-shadow: 0 0 6px rgba(239,68,68,0.4); }
.smon-service-name {
  font: var(--k-text-small);
  color: var(--k-text);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.smon-service-state {
  font: var(--k-text-label-sm);
  font-size: 10px;
  color: var(--k-text-tertiary);
  text-transform: uppercase;
}

/* ── Disk Partitions ─────────────────────────────────────── */
.smon-disk-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.smon-disk-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.smon-disk-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.smon-disk-mount {
  font: var(--k-text-label);
  color: var(--k-text);
}
.smon-disk-info {
  font: var(--k-text-small);
  color: var(--k-text-secondary);
}

/* ── Stats Row ───────────────────────────────────────────── */
.smon-stats-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.smon-stat-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  background: var(--k-surface-sunken);
  border-radius: var(--k-radius-md);
}
.smon-stat-value {
  font: var(--k-text-h4);
  color: var(--k-text);
}
.smon-stat-label {
  font: var(--k-text-xs);
  color: var(--k-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ── SLI Gauges ──────────────────────────────────────────── */
.smon-sli-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.smon-sli-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px 12px;
  border-radius: var(--k-radius-md);
  border: 1px solid var(--k-border);
  background: var(--k-surface);
  text-align: center;
}
.smon-sli-item.ok       { border-color: var(--k-success); background: var(--k-success-light); }
.smon-sli-item.warning  { border-color: var(--k-warning); background: var(--k-warning-light); }
.smon-sli-item.critical { border-color: var(--k-error);   background: var(--k-error-light); }
.smon-sli-value {
  font: 700 26px/1 var(--k-font);
  color: var(--k-text);
}
.smon-sli-item.ok .smon-sli-value       { color: var(--k-success-dark); }
.smon-sli-item.warning .smon-sli-value  { color: var(--k-warning-dark); }
.smon-sli-item.critical .smon-sli-value { color: var(--k-error-dark); }
.smon-sli-label {
  font: var(--k-text-label-sm);
  color: var(--k-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.smon-sli-target {
  font: var(--k-text-xs);
  color: var(--k-text-tertiary);
}

/* ── Backup Status ───────────────────────────────────────── */
.smon-backup-row {
  display: flex;
  align-items: center;
  gap: 16px;
}
.smon-backup-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--k-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.smon-backup-icon-wrap.ok       { background: var(--k-success-light); color: var(--k-success); }
.smon-backup-icon-wrap.warning  { background: var(--k-warning-light); color: var(--k-warning); }
.smon-backup-icon-wrap.critical { background: var(--k-error-light);   color: var(--k-error); }
.smon-backup-icon-wrap .material-symbols-outlined { font-size: 26px; }
.smon-backup-text strong {
  display: block;
  font: var(--k-text-h4);
  color: var(--k-text);
}
.smon-backup-text span {
  font: var(--k-text-small);
  color: var(--k-text-secondary);
}

/* ── Process Table ───────────────────────────────────────── */
.smon-proc-table {
  width: 100%;
  border-collapse: collapse;
}
.smon-proc-table th {
  font: var(--k-text-label-sm);
  color: var(--k-text-tertiary);
  text-align: left;
  padding: 4px 8px;
  border-bottom: 1px solid var(--k-border-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.smon-proc-table td {
  font: var(--k-text-small);
  color: var(--k-text);
  padding: 6px 8px;
  border-bottom: 1px solid var(--k-border-light);
}
.smon-proc-table tr:last-child td { border-bottom: none; }
.smon-proc-cpu {
  font-weight: 600;
  color: var(--k-primary);
}
.smon-proc-name {
  font-family: var(--k-font-mono);
  font-size: 12px;
}

/* ── Queue Bars ──────────────────────────────────────────── */
.smon-queues-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ── Uptime Badge ────────────────────────────────────────── */
.smon-uptime-display {
  font: var(--k-text-h3);
  color: var(--k-text);
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.smon-uptime-display small {
  font: var(--k-text-small);
  color: var(--k-text-secondary);
}

/* ── Redis Stats ─────────────────────────────────────────── */
.smon-redis-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

/* ── Error / Loading states ──────────────────────────────── */
.smon-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 60px 24px;
  color: var(--k-text-secondary);
  font: var(--k-text-body);
}
.smon-loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--k-border);
  border-top-color: var(--k-primary);
  border-radius: 50%;
  animation: smon-spin 0.8s linear infinite;
}
@keyframes smon-spin {
  to { transform: rotate(360deg); }
}
.smon-error {
  background: var(--k-error-light);
  color: var(--k-error-dark);
  border: 1px solid var(--k-error);
  border-radius: var(--k-radius-lg);
  padding: 16px 20px;
  font: var(--k-text-small);
}