/* ===== System Tab ===== */

/* Override card grid to fit all 4 config cards in one row */
#tab-system .card-grid {
  grid-template-columns: repeat(4, 1fr);
  max-width: none;
}


/* ===== Server Diagnostics Dashboard ===== */

#sys-server {
  margin-bottom: 1.5rem;
}

.srv-dashboard {
  background: var(--surface);
  border: 1px solid var(--cell-border-h);
  border-radius: 10px;
  overflow: hidden;
}

.srv-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 1rem;
  border-bottom: 1px solid var(--cell-border-h);
  /* --surface-deep, not --surface — the header sits directly on .srv-dashboard, which is
     also --surface; the border-bottom alone isn't enough separation on the other 3 sides. */
  background: var(--surface-deep);
}

.srv-identity {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: ui-monospace, 'Cascadia Code', 'Fira Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-faint);
}

.srv-identity-sep {
  color: var(--border);
}

.srv-uptime-pre {
  opacity: 0.5;
}

.srv-uptime {
  color: var(--text-muted);
}

.srv-header-meta {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.67rem;
  color: var(--text-faint);
}

.srv-refresh-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 1rem;
  padding: 0.1rem 0.25rem;
  border-radius: 4px;
  line-height: 1;
  transition: color 0.15s, background 0.15s;
}
.srv-refresh-btn:hover {
  color: var(--text);
  background: var(--row-hover);
}

.srv-error {
  padding: 0.45rem 1rem;
  font-size: 0.78rem;
  color: var(--danger);
  border-bottom: 1px solid var(--cell-border-h);
}

/* Three-column body */
.srv-columns {
  display: flex;
  align-items: stretch;
}

.srv-col {
  flex: 1;
  padding: 0.85rem 1rem;
  border-right: 1px solid var(--cell-border-h);
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.srv-rows {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.srv-col--last {
  border-right: none;
}

.srv-section-title {
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-faint);
  margin-bottom: 0.55rem;
}

/* Metric rows: value left, label right */
.srv-row {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.18rem 0;
}

.srv-row-val {
  font-size: 1.05rem;
  font-weight: 700;
  font-family: ui-monospace, 'Cascadia Code', 'Fira Mono', monospace;
  color: var(--text);
  white-space: nowrap;
  flex-shrink: 0;
  letter-spacing: -0.01em;
}

.srv-row-val--sm {
  font-size: 0.82rem;
}

.srv-row-lbl {
  font-size: 0.68rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.srv-row-unit {
  font-size: 0.6rem;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-faint);
}

/* Memory progress bar */
.srv-mem-bar-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.srv-mem-bar {
  flex: 1;
  height: 4px;
  background: var(--cell-border-h);
  border-radius: 2px;
  overflow: hidden;
}

.srv-mem-bar-fill {
  height: 100%;
  width: 0%;
  border-radius: 2px;
  background: var(--chart-running);
  transition: width 0.4s ease, background 0.4s ease;
}

.srv-mem-bar-fill--warn { background: var(--warning); }
.srv-mem-bar-fill--crit { background: var(--danger); }

.srv-mem-pct-inline {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
  font-family: ui-monospace, 'Cascadia Code', 'Fira Mono', monospace;
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 2.8rem;
  text-align: right;
}

/* Services table */
.srv-services {
  border-top: 1px solid var(--cell-border-h);
  padding: 0.75rem 1rem;
}

.srv-services-header {
  margin-bottom: 0.5rem;
}

.srv-svc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}

.srv-svc-table th {
  text-align: left;
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  padding: 0 0.6rem 0.4rem 0;
  border-bottom: 1px solid var(--cell-border-h);
}

.srv-svc-table td {
  padding: 0.3rem 0.6rem 0.3rem 0;
  border-bottom: 1px solid var(--cell-border-h);
  color: var(--text);
}

.srv-svc-table tr:last-child td {
  border-bottom: none;
}

.srv-svc-name {
  font-family: ui-monospace, 'Cascadia Code', 'Fira Mono', monospace;
  font-size: 0.8rem;
  color: var(--text);
}

.srv-svc-mono {
  font-family: ui-monospace, 'Cascadia Code', 'Fira Mono', monospace;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.srv-svc-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.1rem 0.45rem;
  border-radius: 3px;
}

.srv-svc-badge--active     { background: color-mix(in srgb, var(--chart-running) 15%, transparent); color: var(--chart-running); }
.srv-svc-badge--failed     { background: color-mix(in srgb, var(--danger) 15%, transparent);       color: var(--danger); }
.srv-svc-badge--activating { background: color-mix(in srgb, var(--warning) 15%, transparent);      color: var(--warning); }
.srv-svc-badge--inactive   { background: color-mix(in srgb, var(--text-faint) 15%, transparent);   color: var(--text-faint); }

.srv-section-title-sub {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-faint);
  opacity: 0.7;
}

.srv-svc-empty {
  font-size: 0.75rem;
  color: var(--text-faint);
  padding: 0.4rem 0;
}

@media (max-width: 700px) {
  .srv-columns {
    flex-direction: column;
  }
  .srv-col {
    border-right: none;
    border-bottom: 1px solid var(--cell-border-h);
  }
  .srv-col--last {
    border-bottom: none;
  }
}


/* ===== System Map (Nodes) ===== */

.sysmap-group summary.group-label {
  cursor: pointer;
  list-style: none;
  user-select: none;
  font-size: 1rem;
  padding: 0.5rem 0.7rem;
  border-radius: 8px;
  transition: background 0.15s ease, box-shadow 0.15s ease, color 0.15s ease;
}

.sysmap-group summary.group-label:hover {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent);
  box-shadow: 0 0 12px color-mix(in srgb, var(--accent) 35%, transparent);
}

.sysmap-group summary.group-label::-webkit-details-marker {
  display: none;
}

.sysmap-group summary.group-label::before {
  content: '\25B8';
  display: inline-block;
  margin-right: 0.5rem;
  transition: transform 0.15s ease;
}

.sysmap-group[open] summary.group-label::before {
  transform: rotate(90deg);
}

.sysmap-group-count {
  color: var(--text-faint);
  font-weight: 400;
}

.sysmap-file-cell {
  font-family: ui-monospace, 'Cascadia Code', 'Fira Mono', monospace;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.sysmap-reason {
  margin-top: 0.2rem;
  font-size: 0.7rem;
  color: var(--text-faint);
  font-weight: 400;
}


/* ===== DB ERD ===== */

.erd-canvas-wrap {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--cell-border-h);
  border-radius: 8px;
  background: var(--surface);
  height: 640px;
  cursor: grab;
}

.erd-canvas-wrap.erd-panning {
  cursor: grabbing;
}

.erd-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  transform-origin: 0 0;
  padding: 2rem;
}

/* Free-flowing layout: schema boxes and their table cards just wrap naturally,
   no forced column widths or equal-height rows. */
.erd-schemas {
  display: flex;
  flex-flow: row wrap;
  align-items: flex-start;
  gap: 1.25rem;
}

.erd-schema-group {
  background: var(--surface);
  border: 1px solid var(--cell-border-h);
  border-radius: 10px;
  padding: 0.9rem;
}

.erd-schema-header {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.3rem 0.4rem 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  user-select: none;
}

.erd-caret {
  display: inline-block;
  font-size: 0.7rem;
  transition: transform 0.12s ease;
  color: var(--text-faint);
}

.erd-schema-group.collapsed .erd-caret,
.erd-table-box.collapsed .erd-caret {
  transform: rotate(-90deg);
}

.erd-schema-group.collapsed .erd-table-list {
  display: none;
}

.erd-table-list {
  display: flex;
  flex-flow: row wrap;
  align-items: flex-start;
  align-content: flex-start;
  gap: 0.85rem;
}

.erd-table-box {
  background: var(--surface);
  border: 1px solid var(--cell-border-h);
  border-radius: 8px;
  width: 280px;
  overflow: hidden;
}

.erd-table-box.collapsed .erd-column-rows {
  display: none;
}

.erd-table-box.collapsed .erd-table-title {
  border-bottom: none;
}

.erd-table-title {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.55rem 0.8rem;
  background: var(--row-hover);
  border-bottom: 1px solid var(--cell-border-h);
  cursor: pointer;
  user-select: none;
}

.erd-column-rows {
  display: flex;
  flex-direction: column;
}

.erd-column-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.8rem;
  font-size: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.erd-column-row:last-child {
  border-bottom: none;
}

.erd-column-name {
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
  flex-shrink: 1;
}

.erd-column-type {
  color: var(--text-faint);
  font-family: ui-monospace, 'Cascadia Code', 'Fira Mono', monospace;
  font-size: 0.68rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.erd-pk-badge,
.erd-fk-badge {
  font-size: 0.6rem;
  font-weight: 700;
  padding: 0.05rem 0.3rem;
  border-radius: 3px;
}

.erd-pk-badge {
  background: var(--badge-warning-bg);
  color: var(--warning);
}

.erd-fk-badge {
  background: var(--badge-success-bg);
  color: var(--success);
}

.erd-fk-ref {
  font-size: 0.68rem;
  color: var(--text-faint);
}

.erd-table-box.hidden {
  display: none;
}


/* ===== Sys Logs Terminal ===== */

.sys-logs-dt-group {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.sys-logs-dt-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
}

.sys-logs-dt-input {
  padding: 0.32rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.8rem;
  background: var(--bg);
  color: var(--text);
}

/* Terminal-specific styling only — background/border/radius/overflow/padding come from .scroll-panel */
.sys-log-terminal {
  font-family: ui-monospace, 'Cascadia Code', 'Fira Mono', monospace;
  font-size: 0.8rem;
  height: 560px;
}

.sys-log-line {
  display: flex;
  gap: 10px;
  padding: 2px 0;
  border-bottom: 1px solid var(--border);
  line-height: 1.45;
}

.sys-log-ts {
  color: var(--text-faint);
  white-space: nowrap;
  flex-shrink: 0;
  font-size: 0.75rem;
}

.sys-log-lvl {
  width: 60px;
  flex-shrink: 0;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.03em;
}

.sys-log-src {
  width: 140px;
  flex-shrink: 0;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sys-log-msg {
  flex: 1;
  word-break: break-word;
  color: var(--text);
}

.sys-log-error   .sys-log-lvl { color: var(--danger); }
.sys-log-warning .sys-log-lvl { color: var(--warning); }
.sys-log-info    .sys-log-lvl { color: var(--success); }
.sys-log-debug   .sys-log-lvl { color: var(--text-faint); }