.canvas-panel {
  position: relative;
}

.canvas-quickbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 50px;
  padding: 0 3px 10px;
}

.palette-toggle {
  display: grid;
  grid-template-columns: auto minmax(0, auto) minmax(0, 1fr);
  align-items: baseline;
  gap: 8px;
  min-width: 0;
  max-width: min(520px, 70%);
  padding: 7px 11px;
  color: var(--text);
  text-align: left;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.045);
  cursor: pointer;
}

.palette-toggle:hover,
.palette-toggle.is-open {
  border-color: rgba(115, 162, 255, 0.58);
  background: rgba(79, 140, 255, 0.11);
}

.palette-toggle:disabled {
  opacity: 0.55;
  cursor: wait;
}

.palette-toggle__label {
  color: var(--accent-strong);
  font-size: 0.7rem;
  font-weight: 760;
  white-space: nowrap;
}

.palette-toggle__current {
  overflow: hidden;
  font-size: 0.78rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.palette-toggle__original {
  overflow: hidden;
  color: var(--muted);
  font-size: 0.65rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.shortcut-hint {
  flex: 0 0 auto;
  margin: 0;
  color: var(--muted);
  font-size: 0.65rem;
  white-space: nowrap;
}

.shortcut-hint span {
  margin: 0 4px;
  color: rgba(255, 255, 255, 0.2);
}

kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  min-height: 19px;
  padding: 1px 5px;
  color: #dce5f7;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-bottom-color: rgba(255, 255, 255, 0.28);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.055);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.3);
  font: inherit;
  font-size: 0.58rem;
}

.brush-palette {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 20;
  width: min(370px, calc(100% - 16px));
  max-height: calc(100% - 16px);
  padding: 13px;
  overflow: hidden;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 14px;
  background: rgba(14, 18, 26, 0.94);
  box-shadow: 0 18px 55px rgba(0, 0, 0, 0.42);
  backdrop-filter: blur(18px);
}

.brush-palette[hidden] {
  display: none;
}

.brush-palette.is-dragging {
  user-select: none;
  box-shadow: 0 22px 65px rgba(0, 0, 0, 0.55);
}

.brush-palette .brush-catalog__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
}

.brush-palette__drag-handle {
  cursor: move;
  touch-action: none;
  user-select: none;
}

.brush-palette__close {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  padding: 0;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
  cursor: pointer;
}

.brush-palette__close:hover {
  color: var(--text);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.08);
}

.brush-catalog__options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brush-palette .brush-catalog__list {
  max-height: min(310px, calc(100vh - 430px));
  min-height: 110px;
}

.brush-card-shell {
  position: relative;
  min-width: 0;
}

.brush-card-shell .brush-card {
  width: 100%;
  height: 100%;
  padding-right: 26px;
}

.brush-card__favorite {
  position: absolute;
  top: 5px;
  right: 5px;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  padding: 0;
  color: #aeb8c9;
  border: 0;
  border-radius: 7px;
  background: rgba(8, 11, 16, 0.72);
  cursor: pointer;
}

.brush-card__favorite:hover,
.brush-card__favorite[aria-pressed="true"] {
  color: #ffd36b;
  background: rgba(86, 65, 22, 0.84);
}

.brush-card__favorite:disabled {
  cursor: wait;
  opacity: 0.5;
}

.brush-palette .brush-card__name {
  font-size: 0.75rem;
}

.brush-palette .brush-card__group {
  font-size: 0.59rem;
}

.brush-cursor {
  --brush-cursor-color: #2a79ff;
  position: absolute;
  z-index: 12;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.96);
  border-radius: 50%;
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.82),
    inset 0 0 0 1px color-mix(in srgb, var(--brush-cursor-color) 72%, transparent);
  transform: translate(-50%, -50%);
}

.brush-cursor::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--brush-cursor-color);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.72);
  content: "";
  transform: translate(-50%, -50%);
}

.brush-cursor.is-painting {
  border-color: var(--brush-cursor-color);
}

@media (pointer: fine) {
  #paintCanvas {
    cursor: none;
  }
}

@media (min-width: 921px) {
  .canvas-panel {
    position: sticky;
    top: 14px;
    align-self: start;
  }
}

@media (max-width: 720px) {
  .canvas-quickbar {
    align-items: stretch;
    flex-direction: column;
    gap: 7px;
  }

  .palette-toggle {
    max-width: 100%;
  }

  .shortcut-hint {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .brush-palette {
    width: calc(100% - 16px);
  }

  .brush-palette .brush-catalog__list {
    max-height: min(250px, calc(100vh - 390px));
  }
}

@media (max-width: 420px) {
  .palette-toggle {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .palette-toggle__original {
    display: none;
  }

  .shortcut-hint {
    display: none;
  }

  .brush-catalog__options {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }
}