body.hud5-on #hud5-root {
  position: fixed;
  inset: 0;
  z-index: 40;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  font: 13px/1.4 system-ui, sans-serif;
  color: var(--pv-color-text-high);
}
body.hud5-on #hud5-root * { box-sizing: border-box; }
body.hud5-on #hud5-root a,
body.hud5-on #hud5-root button,
body.hud5-on #hud5-root input,
body.hud5-on #hud5-root [role="button"] { pointer-events: auto; }


#hud5-indicators {
  pointer-events: auto;
  display: flex;
  gap: 6px;
  padding: 6px 8px;
  background: var(--pv-color-surface-panel);
  border-bottom: 1px solid var(--pv-color-surface-line);
  overflow-x: auto;
  flex: 0 0 auto;
}
.hud5-ind {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 64px;
  min-height: 44px;
  padding: 2px 8px;
  border-radius: 8px;
  background: var(--pv-color-surface-fill);
  flex: 1 1 0;
}
.hud5-ind.crit { background: color-mix(in srgb, var(--pv-color-signal-danger) 22%, transparent); }
.hud5-ind .v { font-weight: 700; font-variant-numeric: tabular-nums; }
.hud5-ind .l { font-size: 10px; color: var(--pv-color-text-low); }
.hud5-ind .trend { font-size: 10px; }
.hud5-ind .trend.up { color: var(--pv-color-signal-ok); }
.hud5-ind .trend.down { color: var(--pv-color-signal-danger); }
.hud5-ind svg.spark { width: 36px; height: 16px; display: block; }


#hud5-alarm {
  pointer-events: auto;
  display: none;
  align-items: center;
  gap: 8px;
  padding: 8px;
  background: color-mix(in srgb, var(--pv-color-signal-danger) 16%, var(--pv-color-surface-panel));
  border-bottom: 1px solid var(--pv-color-surface-line);
  flex: 0 0 auto;
}
#hud5-alarm.show { display: flex; }
#hud5-alarm .txt { flex: 1 1 auto; }
#hud5-alarm button { min-height: 44px; min-width: 44px; padding: 6px 12px; border-radius: 8px; border: 1px solid var(--pv-color-surface-line); background: var(--pv-color-surface-fill); color: inherit; }


#hud5-columns {
  flex: 1 1 auto;
  display: flex;
  gap: 6px;
  padding: 6px;
  overflow: hidden;
  min-height: 0;
}
.hud5-col {
  pointer-events: auto;
  width: 400px;
  max-width: 92vw;
  background: var(--pv-color-surface-panel);
  border: 1px solid var(--pv-color-surface-line);
  border-radius: 12px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.hud5-col-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px;
  border-bottom: 1px solid var(--pv-color-surface-line);
  min-height: 44px;
}
.hud5-col-body { padding: 8px; overflow-y: auto; flex: 1 1 auto; }
.hud5-col-close { min-width: 44px; min-height: 44px; background: none; border: none; color: inherit; font-size: 18px; }


body.hud5-on.hud5-mobile #hud5-columns { position: relative; }
body.hud5-on.hud5-mobile .hud5-col {
  width: 100%;
  max-width: 100%;
}


#hud5-tabs {
  pointer-events: auto;
  display: flex;
  flex: 0 0 auto;
  border-top: 1px solid var(--pv-color-surface-line);
  background: var(--pv-color-surface-panel);
}
.hud5-tab {
  flex: 1 1 0;
  min-height: 48px;
  border: none;
  background: none;
  color: var(--pv-color-text-low);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font: inherit;
}
.hud5-tab.active { color: var(--pv-color-text-high); box-shadow: inset 0 2px 0 var(--pv-color-signal-accent); }


#hud5-inbox { display: flex; flex-direction: column; gap: 4px; }
.hud5-inbox-item { padding: 6px; border-radius: 6px; background: var(--pv-color-surface-fill); min-height: 44px; display: flex; align-items: center; gap: 6px; }
.hud5-inbox-filters { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 6px; }
.hud5-inbox-filters button { min-height: 32px; padding: 2px 8px; border-radius: 12px; border: 1px solid var(--pv-color-surface-line); background: none; color: inherit; }
.hud5-inbox-filters button.active { background: var(--pv-color-surface-fill); }


#hud5-shortcuts { display: none; }
#hud5-shortcuts.show { display: block; }
#hud5-shortcuts dl { display: grid; grid-template-columns: auto 1fr; gap: 4px 10px; }
#hud5-shortcuts kbd { background: var(--pv-color-surface-fill); border-radius: 4px; padding: 1px 6px; }


body.hud5-on.hud5-hidden #hud5-columns,
body.hud5-on.hud5-hidden #hud5-indicators,
body.hud5-on.hud5-hidden #hud5-alarm { display: none; }