.qvis-control-popover,
.qvis-control-popover[popover] {
  position: fixed;
  inset: auto;
  z-index: 2147483647;
  box-sizing: border-box;
  width: max-content;
  max-width: min(270px, calc(100vw - 16px));
  margin: 0;
  padding: 6px 9px;
  border: 1px solid rgba(142, 168, 205, 0.62);
  border-radius: 6px;
  background: rgba(22, 31, 44, 0.97);
  background-clip: border-box;
  color: #f2f6fb;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
  font: 500 11px/1.35 'Segoe UI', sans-serif;
  text-align: left;
  white-space: normal;
  overflow: visible;
  overflow-wrap: anywhere;
  scrollbar-gutter: auto;
  appearance: none;
  pointer-events: none;
  user-select: none;
}

/* Chromium gives top-layer popovers overflow:auto by default. Explicitly
   suppress its scrollbar gutter, which otherwise appears as a dark right band. */
.qvis-control-popover::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

.qvis-control-popover[hidden],
.qvis-control-popover[data-open='false'] {
  display: none;
}

.qvis-control-popover::before {
  content: '';
  position: absolute;
  left: var(--qvis-popover-arrow-left, 50%);
  width: 8px;
  height: 8px;
  border-right: 1px solid rgba(142, 168, 205, 0.62);
  border-bottom: 1px solid rgba(142, 168, 205, 0.62);
  background: rgba(22, 31, 44, 0.97);
}

.qvis-control-popover[data-placement='top']::before {
  bottom: -5px;
  transform: translateX(-50%) rotate(45deg);
}

.qvis-control-popover[data-placement='bottom']::before {
  top: -5px;
  transform: translateX(-50%) rotate(225deg);
}

@media (prefers-reduced-motion: no-preference) {
  .qvis-control-popover[data-open='true'][data-placement='bottom'] {
    animation: qvis-control-popover-in-below 110ms cubic-bezier(0.2, 0.7, 0.3, 1);
  }

  .qvis-control-popover[data-open='true'][data-placement='top'] {
    animation: qvis-control-popover-in-above 110ms cubic-bezier(0.2, 0.7, 0.3, 1);
  }

  .qvis-control-popover[data-open='closing'] {
    animation: qvis-control-popover-out 80ms ease-in forwards;
  }

  @keyframes qvis-control-popover-in-below {
    from {
      opacity: 0;
      transform: translateY(-3px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  @keyframes qvis-control-popover-in-above {
    from {
      opacity: 0;
      transform: translateY(3px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  @keyframes qvis-control-popover-out {
    from {
      opacity: 1;
    }
    to {
      opacity: 0;
    }
  }
}

@media (prefers-contrast: more) {
  .qvis-control-popover,
  .qvis-control-popover[popover] {
    border-color: #fff;
    background: #05080c;
    color: #fff;
  }
}