.dashboard-toolbar {
  align-items: center;
}

.dashboard-updated {
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}

.sub-nav-tabs {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.sub-nav-tab {
  min-height: 34px;
  border: 0;
  border-radius: 999px;
  padding: 0 16px;
  color: var(--muted);
  background: transparent;
  font-size: 14px;
}

.sub-nav-tab:hover,
.sub-nav-tab.is-active {
  color: #fff;
  background: var(--accent);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.usage-panel {
  margin-bottom: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.usage-panel-header {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  border-bottom: 1px solid var(--line);
  padding: 0 16px;
}

.usage-panel h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.24;
}

.usage-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.usage-tab {
  min-width: 56px;
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 12px;
  color: var(--muted);
  background: var(--surface);
  font-size: 13px;
}

.usage-tab:hover,
.usage-tab:focus-visible,
.usage-tab.is-active {
  color: #fff;
  border-color: var(--accent);
  background: var(--accent);
}

.usage-metric-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
}

.usage-metric {
  min-width: 0;
  min-height: 104px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px 16px;
  background: var(--surface);
}

.usage-metric span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.3;
}

.usage-metric strong {
  margin-top: 12px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.metric-card,
.chart-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.metric-card {
  min-height: 126px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
}

.metric-card span {
  color: var(--muted);
  font-size: 14px;
}

.metric-card strong {
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: 0;
}

.bandwidth-panel {
  margin-bottom: 18px;
}

.bandwidth-card {
  overflow: hidden;
}

.bandwidth-card-header {
  justify-content: space-between;
  gap: 16px;
}

.bandwidth-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(96px, auto));
  gap: 14px;
  text-align: right;
}

.bandwidth-summary span,
.bandwidth-node-row > span {
  display: grid;
  gap: 4px;
}

.bandwidth-summary small,
.bandwidth-node-row small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.2;
}

.bandwidth-summary strong,
.bandwidth-node-row strong {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: 0;
  white-space: nowrap;
}

.bandwidth-chart {
  min-height: 280px;
}

.bandwidth-chart svg {
  height: 250px;
}

.bandwidth-chart .chart-grid-line {
  stroke: #d8e2e8;
}

.bandwidth-area-fill {
  fill: url("#bandwidthAreaGradient");
}

.bandwidth-line {
  stroke: #0f766e;
  stroke-width: 2.8;
}

.bandwidth-p95-line {
  stroke: #006b3f;
  stroke-dasharray: 5 7;
  stroke-linecap: round;
  stroke-width: 1.6;
  opacity: 0.76;
}

.bandwidth-p95-label {
  fill: #006b3f;
  font-size: 12px;
  font-weight: 600;
}

.bandwidth-point {
  stroke: #0f766e;
}

.bandwidth-peak-point {
  fill: #f59e0b;
  stroke: #7c2d12;
  stroke-width: 2.2;
}

.bandwidth-node-list {
  display: grid;
  gap: 1px;
  border-top: 1px solid var(--line);
  background: var(--line);
}

.bandwidth-node-row {
  display: grid;
  grid-template-columns: minmax(140px, 1fr) repeat(3, minmax(74px, auto));
  gap: 14px;
  align-items: center;
  min-height: 64px;
  padding: 12px 16px;
  background: var(--surface);
}

.bandwidth-node-row > span:first-child {
  min-width: 0;
  overflow: hidden;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bandwidth-node-row > span:not(:first-child) {
  min-width: 76px;
  border-left: 1px solid var(--divider);
  padding-left: 14px;
}

.bandwidth-node-row:hover {
  background: #fbfdff;
}

.bandwidth-node-peak strong {
  color: #8a4b00;
}

.bandwidth-node-p95 strong {
  color: #006b3f;
}

.bandwidth-node-request strong {
  color: var(--muted);
}

.bandwidth-node-empty {
  min-height: 56px;
  display: grid;
  place-items: center;
  color: var(--muted);
  background: var(--surface);
  font-size: 14px;
}

.dashboard-grid {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.dashboard-grid-two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.chart-panel {
  min-width: 0;
  overflow: hidden;
}

.chart-panel header {
  min-height: 56px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding: 0 16px;
}

.chart-panel h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.24;
}

.chart-box,
.rank-box,
.donut-box {
  min-height: 260px;
  padding: 16px;
}

.dashboard-pane {
  position: relative;
}

.dashboard-pane.is-dashboard-loading {
  cursor: progress;
}

.dashboard-pane .loading-strip {
  position: sticky;
  top: 110px;
  z-index: 2;
  overflow: hidden;
  color: var(--accent);
  border-color: rgba(0, 102, 204, 0.22);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.dashboard-pane .loading-strip::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: dashboard-loading-line 1s ease-in-out infinite;
}

.dashboard-pane.is-dashboard-loading .dashboard-toolbar,
.dashboard-pane.is-dashboard-loading .usage-panel,
.dashboard-pane.is-dashboard-loading .metric-grid,
.dashboard-pane.is-dashboard-loading .bandwidth-panel,
.dashboard-pane.is-dashboard-loading .dashboard-grid {
  opacity: 0.66;
}

.dashboard-pane.is-dashboard-empty-loading .usage-panel,
.dashboard-pane.is-dashboard-empty-loading .metric-card,
.dashboard-pane.is-dashboard-empty-loading .bandwidth-card,
.dashboard-pane.is-dashboard-empty-loading .chart-panel {
  position: relative;
  overflow: hidden;
}

.dashboard-pane.is-dashboard-empty-loading .usage-panel > *,
.dashboard-pane.is-dashboard-empty-loading .metric-card > *,
.dashboard-pane.is-dashboard-empty-loading .bandwidth-card > *,
.dashboard-pane.is-dashboard-empty-loading .chart-panel > * {
  visibility: hidden;
}

.dashboard-pane.is-dashboard-empty-loading .usage-panel::before,
.dashboard-pane.is-dashboard-empty-loading .metric-card::before,
.dashboard-pane.is-dashboard-empty-loading .bandwidth-card::before,
.dashboard-pane.is-dashboard-empty-loading .chart-panel::before {
  content: "";
  position: absolute;
  inset: 16px;
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0)) 0 0 / 160px 100% no-repeat,
    linear-gradient(#f3f6f8 0 0) 0 0 / 38% 16px no-repeat,
    linear-gradient(#eef3f7 0 0) 0 44px / 72% 12px no-repeat,
    linear-gradient(#eef3f7 0 0) 0 74px / 88% 12px no-repeat,
    linear-gradient(#eef3f7 0 0) 0 104px / 54% 12px no-repeat;
  animation: dashboard-shimmer 1.1s ease-in-out infinite;
}

@keyframes dashboard-shimmer {
  from {
    background-position: -180px 0, 0 0, 0 44px, 0 74px, 0 104px;
  }
  to {
    background-position: calc(100% + 180px) 0, 0 0, 0 44px, 0 74px, 0 104px;
  }
}

@keyframes dashboard-loading-line {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(100%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .dashboard-pane .loading-strip::after,
  .dashboard-pane.is-dashboard-empty-loading .usage-panel::before,
  .dashboard-pane.is-dashboard-empty-loading .metric-card::before,
  .dashboard-pane.is-dashboard-empty-loading .bandwidth-card::before,
  .dashboard-pane.is-dashboard-empty-loading .chart-panel::before {
    animation: none;
  }
}

.chart-box svg {
  display: block;
  width: 100%;
  height: 230px;
}

.chart-grid-line {
  stroke: var(--line);
  stroke-width: 1;
}

.chart-area-fill {
  fill: rgba(0, 102, 204, 0.12);
}

.chart-line {
  fill: none;
  stroke: var(--accent);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.4;
}

.chart-point {
  fill: var(--surface);
  stroke: var(--accent);
  stroke-width: 2;
}

.chart-hit-point {
  fill: transparent;
  stroke: transparent;
  cursor: crosshair;
  pointer-events: all;
}

.chart-hit-point:focus-visible {
  outline: none;
}

.chart-axis-label {
  fill: var(--muted);
  font-size: 12px;
}

.chart-empty {
  min-height: 228px;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 14px;
}

.rank-row {
  display: grid;
  grid-template-columns: minmax(120px, 1.2fr) minmax(90px, 2fr) minmax(76px, auto);
  gap: 10px;
  align-items: center;
  min-height: 32px;
  border-radius: 8px;
  color: var(--ink);
  font-size: 14px;
  outline: none;
}

.rank-row + .rank-row {
  margin-top: 8px;
}

.rank-row:hover,
.rank-row:focus-visible {
  background: var(--surface-soft);
}

.rank-label {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-bar {
  height: 10px;
  border-radius: 999px;
  background: var(--surface-soft);
}

.rank-bar::before {
  content: "";
  display: block;
  width: var(--value);
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
}

.rank-row strong {
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
  text-align: right;
  white-space: nowrap;
}

.donut-wrap {
  min-height: 228px;
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
}

.donut-svg {
  width: 150px;
  height: 150px;
  transform: rotate(-90deg);
}

.donut-segment {
  fill: none;
  stroke-width: 18;
  outline: none;
  cursor: pointer;
}

.donut-segment:hover,
.donut-segment:focus-visible {
  stroke-width: 20;
}

.donut-0,
.donut-legend-item .donut-0 {
  stroke: var(--accent);
  background: var(--accent);
}

.donut-1,
.donut-legend-item .donut-1 {
  stroke: var(--accent-on-dark);
  background: var(--accent-on-dark);
}

.donut-2,
.donut-legend-item .donut-2 {
  stroke: var(--success);
  background: var(--success);
}

.donut-3,
.donut-legend-item .donut-3 {
  stroke: var(--danger);
  background: var(--danger);
}

.donut-4,
.donut-legend-item .donut-4 {
  stroke: #6e6e73;
  background: #6e6e73;
}

.donut-5,
.donut-legend-item .donut-5 {
  stroke: #d2d2d7;
  background: #d2d2d7;
}

.donut-legend {
  display: grid;
  gap: 8px;
}

.donut-legend-item {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  border-radius: 8px;
  color: var(--muted);
  font-size: 13px;
  outline: none;
}

.donut-legend-item:hover,
.donut-legend-item:focus-visible {
  background: var(--surface-soft);
}

.donut-legend-item i {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.donut-legend-item span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.donut-legend-item strong {
  color: var(--ink);
  font-weight: 600;
}

.dashboard-tooltip {
  position: fixed;
  z-index: 20;
  min-width: 184px;
  max-width: min(280px, calc(100vw - 24px));
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.10);
  backdrop-filter: saturate(180%) blur(18px);
  pointer-events: none;
}

.dashboard-tooltip-title {
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.24;
  overflow-wrap: anywhere;
}

.dashboard-tooltip-list {
  display: grid;
  gap: 5px;
}

.dashboard-tooltip-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.dashboard-tooltip-row strong {
  color: var(--ink);
  font-weight: 600;
  white-space: nowrap;
}

@media (max-width: 900px) {
  .usage-metric-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .metric-grid,
  .dashboard-grid-two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bandwidth-card-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .bandwidth-summary {
    width: 100%;
    text-align: left;
  }
}

@media (max-width: 620px) {
  .usage-panel-header {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 16px;
  }

  .usage-tabs {
    justify-content: flex-start;
  }

  .usage-metric-grid {
    grid-template-columns: 1fr;
  }

  .metric-grid,
  .dashboard-grid-two {
    grid-template-columns: 1fr;
  }

  .dashboard-toolbar {
    align-items: flex-start;
  }

  .bandwidth-summary,
  .bandwidth-node-row {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .donut-wrap {
    grid-template-columns: 1fr;
  }
}