/* ========================================================================
   Analytics design system v195 — professional ops UI
   Workspace · Usage · NOC · System performance
   ======================================================================== */

:root {
  --ax-max: 74rem;
  --ax-gap: 0.85rem;
  --ax-radius: 16px;
  --ax-radius-sm: 12px;
  --ax-chart-h: clamp(11rem, 20vw, 13.5rem);
  --ax-chart-h-sm: clamp(10rem, 18vw, 12rem);
  --ax-chart-h-rank: clamp(12.5rem, 24vw, 17rem);
  --ax-ink: var(--ink, #102a32);
  --ax-muted: var(--ink-soft, #3d5a66);
  --ax-line: color-mix(in srgb, var(--border-strong, var(--border)) 88%, transparent);
  --ax-sea: var(--sea, #0e7c86);
  --ax-sea-soft: color-mix(in srgb, var(--sea, #0e7c86) 12%, transparent);
  --ax-panel: color-mix(in srgb, var(--surface-solid, var(--surface)) 96%, transparent);
  --ax-panel-elev:
    linear-gradient(165deg, color-mix(in srgb, var(--sea, #0e7c86) 7%, transparent), transparent 42%),
    var(--ax-panel);
  --ax-shadow: 0 1px 0 color-mix(in srgb, #fff 28%, transparent) inset,
    0 10px 28px color-mix(in srgb, var(--ink, #102a32) 5%, transparent);
  --ax-shadow-hot: 0 1px 0 color-mix(in srgb, #fff 18%, transparent) inset,
    0 14px 32px color-mix(in srgb, var(--sea, #0e7c86) 12%, transparent);
}

[data-theme="dark"] {
  --ax-shadow: 0 1px 0 color-mix(in srgb, #fff 4%, transparent) inset,
    0 12px 32px rgba(0, 0, 0, 0.35);
  --ax-shadow-hot: 0 1px 0 color-mix(in srgb, #fff 5%, transparent) inset,
    0 16px 36px color-mix(in srgb, var(--sea, #52d0db) 14%, transparent);
  --ax-panel-elev:
    linear-gradient(165deg, color-mix(in srgb, var(--sea, #52d0db) 8%, transparent), transparent 48%),
    color-mix(in srgb, var(--surface-solid, #121a24) 94%, transparent);
}

/* —— Shell widths —— */
.workspace-dash,
.noc-console,
.clients-general-usage-page {
  max-width: var(--ax-max);
  width: min(100%, var(--ax-max));
}

.client-usage-analysis-page,
.sp-page {
  width: min(100%, 70rem);
  max-width: 70rem;
}

/* —— Shared metric tile —— */
.ax-metric,
.workspace-dash-kpi,
.workspace-dash-stat,
.noc-kpi-chip,
.sp-kpi-chip,
.clients-usage-summary-item {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.workspace-dash-kpi,
.workspace-dash-stat {
  padding: 0.85rem 0.95rem 0.8rem;
  border-radius: var(--ax-radius-sm);
  border: 1px solid var(--ax-line);
  background: var(--ax-panel-elev);
  box-shadow: var(--ax-shadow);
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.workspace-dash-kpi:hover,
.workspace-dash-stat:hover {
  border-color: color-mix(in srgb, var(--ax-sea) 35%, var(--ax-line));
  box-shadow: var(--ax-shadow-hot);
  transform: translateY(-1px);
}

.workspace-dash-kpi::after,
.workspace-dash-stat::after {
  content: "";
  position: absolute;
  inset: auto -20% -55% auto;
  width: 7rem;
  height: 7rem;
  border-radius: 50%;
  background: radial-gradient(circle, var(--ax-sea-soft), transparent 68%);
  pointer-events: none;
  z-index: 0;
}

.workspace-dash-kpi > *,
.workspace-dash-stat > * {
  position: relative;
  z-index: 1;
}

.workspace-dash-kpi-label,
.workspace-dash-stat-label {
  margin: 0;
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ax-muted);
}

.workspace-dash-kpi-value,
.workspace-dash-stat-value {
  margin: 0.28rem 0 0.12rem;
  font-family: var(--font-display, Outfit, system-ui, sans-serif);
  font-size: clamp(1.35rem, 2.4vw, 1.7rem);
  font-weight: 750;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--ax-ink);
  font-variant-numeric: tabular-nums;
}

.workspace-dash-kpi-meta,
.workspace-dash-stat-meta {
  margin: 0;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--ax-muted);
  line-height: 1.3;
}

.workspace-dash-kpis,
.workspace-dash-stats,
.workspace-dash-stats.has-referral {
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 0.65rem;
}

/* —— Workspace intro + panels —— */
.workspace-dash-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  padding: 0.15rem 0.1rem 0.35rem;
  margin-bottom: 0.15rem;
}

.workspace-dash-toolbar-copy {
  margin: 0;
  max-width: 42rem;
  font-size: 0.9rem;
  font-weight: 550;
  color: var(--ax-muted);
  line-height: 1.4;
}

.workspace-dash-analytics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--ax-gap);
  align-items: stretch;
}

.workspace-dash-panel {
  border-radius: var(--ax-radius);
  border: 1px solid var(--ax-line);
  background: var(--ax-panel-elev);
  box-shadow: var(--ax-shadow);
  padding: 1rem 1.05rem 1.05rem;
}

.workspace-dash-panel-head {
  gap: 0.65rem;
  margin-bottom: 0.55rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid color-mix(in srgb, var(--ax-line) 80%, transparent);
}

.workspace-dash-panel-kicker {
  color: var(--ax-sea);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.workspace-dash-panel-head h2 {
  margin: 0.15rem 0 0;
  font-size: 1.12rem;
  font-weight: 750;
  letter-spacing: -0.03em;
}

.workspace-dash-panel-head .panel-sub {
  margin: 0.3rem 0 0;
  font-size: 0.78rem;
  line-height: 1.4;
  color: var(--ax-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.workspace-dash-chart-wrap,
.workspace-dash-chart-wrap-compact {
  height: var(--ax-chart-h-sm);
  margin: 0.15rem 0 0.45rem;
  padding: 0.55rem 0.45rem 0.35rem;
  border-radius: var(--ax-radius-sm);
  border: 1px solid color-mix(in srgb, var(--ax-line) 75%, transparent);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--ax-sea) 4%, transparent), transparent 55%),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 23px,
      color-mix(in srgb, var(--ax-line) 45%, transparent) 23px,
      color-mix(in srgb, var(--ax-line) 45%, transparent) 24px
    );
  overflow: hidden;
}

.workspace-dash-chip {
  border-radius: 999px;
  border: 1px solid var(--ax-line);
  background: color-mix(in srgb, var(--surface-2, var(--surface)) 88%, transparent);
  font-size: 0.74rem;
  font-weight: 650;
}

/* —— Usage summary rail —— */
.clients-usage-summary-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(8.75rem, 1fr));
  gap: 0.55rem;
  padding: 0.85rem clamp(0.9rem, 1.8vw, 1.25rem);
  border-bottom: 1px solid var(--ax-line);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--ax-sea) 5%, transparent), transparent 70%),
    color-mix(in srgb, var(--surface-2, var(--surface)) 70%, transparent);
}

.clients-usage-summary-item {
  display: grid;
  gap: 0.18rem;
  min-width: 0;
  padding: 0.7rem 0.75rem 0.65rem;
  border-radius: var(--ax-radius-sm);
  border: 1px solid var(--ax-line);
  background: var(--ax-panel);
  box-shadow: var(--ax-shadow);
}

.clients-usage-summary-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  bottom: 0.55rem;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--ax-sea);
  opacity: 0.85;
}

.clients-usage-summary-label {
  padding-left: 0.45rem;
  color: var(--ax-muted);
  font-size: 0.66rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.clients-usage-summary-item strong {
  padding-left: 0.45rem;
  font-family: var(--font-display, Outfit, system-ui, sans-serif);
  font-size: 1.2rem;
  font-weight: 750;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--ax-ink);
  font-variant-numeric: tabular-nums;
}

.clients-usage-summary-item small {
  padding-left: 0.45rem;
  color: var(--ax-muted);
  font-size: 0.7rem;
  font-weight: 600;
}

/* —— Usage section + chart cards —— */
.clients-usage-insights-panel,
.clients-usage-visual-panel {
  padding: clamp(1rem, 1.8vw, 1.35rem) clamp(0.95rem, 2vw, 1.35rem) 1.2rem;
}

.clients-usage-section-head-inline {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 0.65rem 1rem;
  margin-bottom: 0.85rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--ax-line);
}

.clients-usage-section-head-inline .clients-usage-section-kicker {
  margin: 0 0 0.2rem;
  color: var(--ax-sea);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.clients-usage-section-meta {
  margin: 0.25rem 0 0;
  max-width: 40rem;
  color: var(--ax-muted);
  font-size: 0.8rem;
  line-height: 1.4;
}

.client-usage-chart-grid,
.clients-usage-visual-grid,
.clients-usage-insights-grid {
  gap: var(--ax-gap);
}

.client-usage-chart-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 0.9rem 0.95rem 0.95rem;
  border-radius: var(--ax-radius);
  border: 1px solid var(--ax-line);
  background: var(--ax-panel-elev);
  box-shadow: var(--ax-shadow);
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.client-usage-chart-card:hover {
  border-color: color-mix(in srgb, var(--ax-sea) 32%, var(--ax-line));
  box-shadow: var(--ax-shadow-hot);
  transform: translateY(-1px);
}

.client-usage-chart-card header {
  margin-bottom: 0.15rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid color-mix(in srgb, var(--ax-line) 70%, transparent);
}

.client-usage-chart-card header .ax-chart-kicker,
.client-usage-chart-card header .client-cat {
  margin: 0 0 0.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--ax-sea);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.client-usage-chart-card header h3 {
  margin: 0;
  font-family: var(--font-display, Outfit, system-ui, sans-serif);
  font-size: 1rem;
  font-weight: 750;
  letter-spacing: -0.025em;
  color: var(--ax-ink);
}

.client-usage-chart-card header p:last-child {
  margin: 0.25rem 0 0;
  font-size: 0.72rem;
  line-height: 1.35;
  color: var(--ax-muted);
  opacity: 1;
}

.client-usage-chart-wrap,
.client-usage-chart-wrap-tall,
.client-usage-chart-wrap-compact,
.client-usage-chart-wrap.is-tall,
.client-usage-chart-wrap.is-compact-rank {
  height: var(--ax-chart-h);
  margin-top: 0.65rem;
  padding: 0.35rem 0.2rem 0.15rem;
  border-radius: 10px;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 21px,
      color-mix(in srgb, var(--ax-line) 40%, transparent) 21px,
      color-mix(in srgb, var(--ax-line) 40%, transparent) 22px
    );
}

.client-usage-chart-wrap.is-compact-rank,
.clients-usage-visual-grid .client-usage-chart-wrap.is-tall,
.clients-usage-insights-grid .client-usage-chart-wrap.is-tall {
  height: var(--ax-chart-h-rank);
}

.client-usage-chart-wrap-compact {
  height: var(--ax-chart-h-sm);
}

@media (min-width: 1100px) {
  .clients-usage-insights-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .clients-usage-insights-grid > .client-usage-chart-card:not(.clients-usage-chart-card-rank) {
    grid-column: span 3;
  }

  .clients-usage-insights-grid > .clients-usage-chart-card-rank {
    grid-column: span 2;
  }
}

/* —— NOC —— */
.noc-kpi-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(6.75rem, 1fr));
  gap: 0.5rem;
}

.noc-kpi-chip {
  min-width: 0;
  padding: 0.55rem 0.7rem;
  border-radius: var(--ax-radius-sm);
  border: 1px solid var(--ax-line);
  background: var(--ax-panel-elev);
  box-shadow: var(--ax-shadow);
}

.noc-kpi-chip strong {
  font-size: 1.2rem;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.noc-trend {
  padding: 0.95rem 1.05rem 1.05rem;
  border-radius: var(--ax-radius);
  border: 1px solid var(--ax-line);
  background: var(--ax-panel-elev);
  box-shadow: var(--ax-shadow);
}

.noc-section-head {
  padding-bottom: 0.55rem;
  margin-bottom: 0.65rem;
  border-bottom: 1px solid color-mix(in srgb, var(--ax-line) 75%, transparent);
}

.noc-section-head h2 {
  font-size: 1.02rem;
  letter-spacing: -0.025em;
}

.noc-trend-grid {
  grid-template-columns: minmax(0, 1fr) minmax(8rem, 10.5rem);
  gap: 0.65rem 0.85rem;
}

.noc-chart-wrap,
.noc-chart-wrap-trend,
.noc-chart-wrap-mix {
  min-height: 0;
  height: var(--ax-chart-h-sm);
  padding: 0.35rem 0.25rem;
  border-radius: 10px;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 21px,
      color-mix(in srgb, var(--ax-line) 40%, transparent) 21px,
      color-mix(in srgb, var(--ax-line) 40%, transparent) 22px
    );
}

.noc-chart-wrap-trend {
  height: var(--ax-chart-h);
}

.noc-list-block,
.noc-detail-drawer {
  border-radius: var(--ax-radius);
  border: 1px solid var(--ax-line);
  background: var(--ax-panel);
  box-shadow: var(--ax-shadow);
}

/* —— System performance —— */
.sp-page {
  --sp-section-gap: 1rem;
}

.sp-kpi-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(7rem, 1fr));
  gap: 0.5rem;
}

.sp-kpi-chip {
  border-radius: var(--ax-radius-sm);
  border: 1px solid var(--ax-line);
  background: var(--ax-panel-elev);
  box-shadow: var(--ax-shadow);
  padding: 0.55rem 0.7rem;
}

.sp-stage {
  border-radius: var(--ax-radius);
  border: 1px solid var(--ax-line);
  background: var(--ax-panel-elev);
  box-shadow: var(--ax-shadow);
  padding: 0.95rem 1.05rem 1.05rem;
}

.sp-section-head {
  padding-bottom: 0.55rem;
  margin-bottom: 0.55rem;
  border-bottom: 1px solid color-mix(in srgb, var(--ax-line) 75%, transparent);
}

.sp-section-title {
  font-size: 1.05rem;
  letter-spacing: -0.025em;
}

.sp-trend-grid {
  grid-template-columns: minmax(0, 1fr) minmax(8rem, 10.5rem);
  gap: 0.65rem 0.85rem;
}

.sp-chart,
.sp-chart-lg,
.sp-chart-mix,
.sp-chart-bar {
  height: var(--ax-chart-h-sm);
  padding: 0.3rem 0.2rem;
  border-radius: 10px;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 21px,
      color-mix(in srgb, var(--ax-line) 40%, transparent) 21px,
      color-mix(in srgb, var(--ax-line) 40%, transparent) 22px
    );
}

.sp-chart-lg,
.sp-chart-bar {
  height: var(--ax-chart-h);
}

.sp-list-block {
  border-radius: var(--ax-radius);
  border: 1px solid var(--ax-line);
  box-shadow: var(--ax-shadow);
}

.sp-gauge {
  border-radius: var(--ax-radius-sm);
  border: 1px solid var(--ax-line);
  background: var(--ax-panel);
  box-shadow: var(--ax-shadow);
}

.sp-gauge-ring {
  width: 3.85rem;
  height: 3.85rem;
}

/* —— Responsive —— */
@media (max-width: 1080px) {
  .workspace-dash-analytics {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .noc-trend-grid,
  .sp-trend-grid,
  .sp-trend-grid-half {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .client-usage-chart-wrap,
  .client-usage-chart-wrap-tall,
  .client-usage-chart-wrap-compact,
  .client-usage-chart-wrap.is-tall,
  .client-usage-chart-wrap.is-compact-rank,
  .workspace-dash-chart-wrap,
  .workspace-dash-chart-wrap-compact,
  .noc-chart-wrap,
  .noc-chart-wrap-trend,
  .noc-chart-wrap-mix,
  .sp-chart,
  .sp-chart-lg,
  .sp-chart-mix,
  .sp-chart-bar {
    height: 11rem;
  }

  .workspace-dash-kpi:hover,
  .workspace-dash-stat:hover,
  .client-usage-chart-card:hover {
    transform: none;
  }
}

.clients-usage-uplink-panel {
  margin: 0;
  padding: clamp(1rem, 1.8vw, 1.25rem) clamp(1rem, 2vw, 1.35rem);
  border: 0;
  border-top: 1px solid var(--ax-line);
  border-radius: 0;
  background: color-mix(in srgb, var(--ax-panel) 70%, transparent);
  box-shadow: none;
}

.clients-usage-uplink-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  gap: 0.75rem;
}

.clients-usage-uplink-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 0.85rem 0.9rem;
  border-radius: var(--ax-radius-sm);
  border: 1px solid var(--ax-line);
  background: color-mix(in srgb, var(--ax-panel) 88%, transparent);
}

.clients-usage-uplink-card.is-alert {
  border-color: color-mix(in srgb, var(--ax-coral, #e4572e) 45%, var(--ax-line));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--ax-coral, #e4572e) 18%, transparent);
}

.clients-usage-uplink-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.65rem;
}

.clients-usage-uplink-card-head h3 {
  margin: 0;
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.clients-usage-uplink-host {
  margin: 0.15rem 0 0;
  font-size: 0.74rem;
  color: var(--ax-muted);
}

.clients-usage-uplink-account {
  margin: 0.2rem 0 0;
  font-size: 0.74rem;
  color: var(--ax-muted);
}

.clients-usage-uplink-account strong {
  color: var(--ax-ink);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.clients-usage-uplink-badge {
  flex: 0 0 auto;
  padding: 0.18rem 0.45rem;
  border-radius: 999px;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ax-muted);
  border: 1px solid var(--ax-line);
  background: var(--ax-panel);
}

.clients-usage-uplink-card.is-alert .clients-usage-uplink-badge {
  color: var(--ax-coral, #c0392b);
  border-color: color-mix(in srgb, var(--ax-coral, #e4572e) 35%, var(--ax-line));
  background: color-mix(in srgb, var(--ax-coral, #e4572e) 8%, var(--ax-panel));
}

.clients-usage-uplink-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 0;
}

.clients-usage-uplink-stats dt {
  margin: 0;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ax-muted);
}

.clients-usage-uplink-stats dd {
  margin: 0.12rem 0 0;
  font-size: 0.86rem;
  font-weight: 650;
  color: var(--ax-ink);
  font-variant-numeric: tabular-nums;
}

.clients-usage-uplink-stats dd span {
  display: block;
  margin-top: 0.08rem;
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--ax-muted);
}

.clients-usage-uplink-fields {
  display: grid;
  gap: 0.65rem;
}

.clients-usage-uplink-field {
  display: grid;
  gap: 0.28rem;
}

.clients-usage-uplink-field > span {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--ax-ink);
}

.clients-usage-uplink-field input {
  width: 100%;
  padding: 0.45rem 0.55rem;
  border-radius: 0.45rem;
  border: 1px solid var(--ax-line);
  background: var(--ax-panel);
  color: var(--ax-ink);
  font: inherit;
}

.clients-usage-uplink-field small {
  font-size: 0.68rem;
  color: var(--ax-muted);
  line-height: 1.35;
}

.clients-usage-uplink-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.clients-usage-uplink-empty {
  margin: 0;
}

@media (max-width: 520px) {
  .workspace-dash-kpis,
  .workspace-dash-stats,
  .workspace-dash-stats.has-referral,
  .noc-kpi-strip,
  .sp-kpi-strip,
  .clients-usage-summary-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .workspace-dash-kpi,
  .workspace-dash-stat,
  .client-usage-chart-card {
    transition: none;
  }

  .workspace-dash-kpi:hover,
  .workspace-dash-stat:hover,
  .client-usage-chart-card:hover {
    transform: none;
  }
}