.fs-left-toolbar {
  animation: toolbar-slide-in 220ms ease both;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.012)),
    rgba(8, 14, 15, 0.96);
  border-right: 1px solid rgba(183, 196, 189, 0.14);
  display: flex;
  flex-direction: column;
  gap: 8px;
  grid-area: tools;
  min-height: 0;
  overflow-y: auto;
  padding: 8px 6px;
  z-index: 5;
}

.drawing-tool-group {
  border-bottom: 1px solid rgba(183, 196, 189, 0.12);
  display: grid;
  gap: 6px;
  padding-bottom: 8px;
}

.drawing-tool-group:last-child {
  border-bottom: 0;
}

.drawing-tool-button {
  align-items: center;
  aspect-ratio: 1;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(183, 196, 189, 0.12);
  border-radius: 7px;
  color: #9fb0aa;
  cursor: pointer;
  display: flex;
  justify-content: center;
  padding: 8px;
  position: relative;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

.drawing-tool-button svg {
  fill: none;
  height: 21px;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
  width: 21px;
}

.drawing-tool-button:hover {
  background: rgba(114, 198, 255, 0.1);
  border-color: rgba(114, 198, 255, 0.38);
  color: var(--text);
  transform: translateX(1px);
}

.drawing-tool-button.active {
  background:
    linear-gradient(180deg, rgba(54, 229, 141, 0.18), rgba(114, 198, 255, 0.08)),
    rgba(54, 229, 141, 0.08);
  border-color: rgba(54, 229, 141, 0.48);
  box-shadow: 0 0 18px rgba(54, 229, 141, 0.12);
  color: var(--green);
}

.drawing-tool-button::after {
  background: rgba(4, 9, 10, 0.96);
  border: 1px solid rgba(183, 196, 189, 0.2);
  border-radius: 6px;
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.34);
  color: var(--text);
  content: attr(title);
  font-size: 12px;
  left: calc(100% + 8px);
  line-height: 1;
  opacity: 0;
  padding: 8px 9px;
  pointer-events: none;
  position: absolute;
  top: 50%;
  transform: translateY(-50%) translateX(-4px);
  transition:
    opacity 140ms ease,
    transform 140ms ease;
  white-space: nowrap;
  z-index: 20;
}

.drawing-tool-button:hover::after {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

.fs-drawing-layer.drawing-passive {
  pointer-events: none;
}

.drawing-object {
  pointer-events: visiblePainted;
}

.drawing-object line,
.drawing-object path,
.drawing-object rect,
.drawing-object polygon {
  vector-effect: non-scaling-stroke;
}

.drawing-hit {
  fill: none;
  opacity: 0;
  pointer-events: stroke;
  stroke: transparent;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 14;
}

rect.drawing-hit {
  fill: transparent;
  pointer-events: all;
  stroke-width: 0;
}

.drawing-object:not(.is-preview) {
  transition: opacity 120ms ease;
}

.drawing-object.is-preview {
  opacity: 0.74;
  pointer-events: none;
}

.drawing-object.is-selected line:not(.drawing-hit),
.drawing-object.is-selected path:not(.drawing-hit),
.drawing-object.is-selected rect:not(.drawing-hit),
.drawing-object.is-selected polygon {
  filter: drop-shadow(0 0 7px rgba(34, 211, 238, 0.45));
}

.drawing-object.is-locked {
  opacity: 0.72;
}

.drawing-handle {
  fill: #061012;
  pointer-events: none;
  stroke: #f2faf6;
  stroke-width: 1.5;
}

.drawing-label,
.drawing-text {
  font-family: "JetBrains Mono", Consolas, monospace;
  font-size: 12px;
  font-weight: 720;
  paint-order: stroke;
  stroke: rgba(3, 7, 8, 0.9);
  stroke-width: 3px;
}

.drawing-label {
  pointer-events: none;
}

.drawing-text {
  font-size: 14px;
  pointer-events: painted;
}

.drawing-tool-status {
  animation: tooltip-in 140ms ease both;
  background: rgba(4, 9, 10, 0.88);
  border: 1px solid rgba(183, 196, 189, 0.18);
  border-radius: 8px;
  color: #dbe7e1;
  font-size: 12px;
  left: 12px;
  max-width: min(520px, calc(100% - 24px));
  padding: 8px 10px;
  pointer-events: none;
  position: absolute;
  top: 12px;
  z-index: 8;
}

.drawing-text-editor {
  background: rgba(4, 9, 10, 0.96);
  border: 1px solid rgba(34, 211, 238, 0.58);
  border-radius: 7px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.36);
  color: var(--text);
  font: 13px "JetBrains Mono", Consolas, monospace;
  min-height: 34px;
  min-width: 220px;
  padding: 7px 9px;
  position: absolute;
  z-index: 10;
}

.drawing-text-editor:focus {
  box-shadow:
    0 16px 36px rgba(0, 0, 0, 0.36),
    0 0 0 3px rgba(34, 211, 238, 0.14);
  outline: none;
}

.drawing-settings-panel {
  animation: tooltip-in 120ms ease both;
  background: rgba(4, 9, 10, 0.96);
  border: 1px solid rgba(183, 196, 189, 0.22);
  border-radius: 8px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.36);
  color: var(--text);
  display: grid;
  gap: 8px;
  min-width: 214px;
  padding: 10px;
  position: absolute;
  z-index: 9;
}

.drawing-settings-panel label {
  align-items: center;
  color: var(--muted);
  display: grid;
  font-size: 11px;
  font-weight: 780;
  gap: 5px;
  text-transform: uppercase;
}

.drawing-settings-panel input,
.drawing-settings-panel select {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(183, 196, 189, 0.16);
  border-radius: 6px;
  color: var(--text);
  min-height: 32px;
  padding: 5px 7px;
}

.drawing-settings-panel input[type="color"] {
  padding: 2px;
}

.drawing-settings-actions {
  display: grid;
  gap: 6px;
  grid-template-columns: repeat(3, 1fr);
}

.drawing-settings-actions button {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(183, 196, 189, 0.14);
  border-radius: 6px;
  color: var(--text);
  cursor: pointer;
  font-size: 11px;
  min-height: 30px;
  padding: 5px 6px;
}

.drawing-settings-actions button:hover {
  border-color: rgba(114, 198, 255, 0.38);
}

@media (max-width: 860px) {
  .fs-left-toolbar {
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 7px 8px;
  }

  .drawing-tool-group {
    border-bottom: 0;
    border-right: 1px solid rgba(183, 196, 189, 0.12);
    display: flex;
    flex: 0 0 auto;
    padding-bottom: 0;
    padding-right: 8px;
  }

  .drawing-tool-button {
    height: 42px;
    width: 42px;
  }

  .drawing-tool-button::after {
    display: none;
  }

  .drawing-settings-panel {
    bottom: 70px;
    left: 10px !important;
    top: auto !important;
  }
}

/* Light-mode drawing toolbar and popovers. */
.fs-left-toolbar {
  background: #ffffff;
  border-right-color: var(--line);
}

.drawing-tool-group {
  border-bottom-color: var(--line);
}

.drawing-tool-button {
  background: var(--panel-strong);
  border-color: var(--line);
  color: var(--muted);
}

.drawing-tool-button:hover {
  background: var(--blue-soft);
  border-color: rgba(22, 119, 210, 0.32);
  color: var(--text);
}

.drawing-tool-button.active {
  background: var(--green-soft);
  border-color: rgba(15, 159, 110, 0.38);
  box-shadow: none;
  color: var(--green);
}

.drawing-tool-button::after,
.drawing-tool-status,
.drawing-text-editor,
.drawing-settings-panel {
  background: #ffffff;
  border-color: var(--line-strong);
  box-shadow: var(--shadow-soft);
  color: var(--text);
}

.drawing-handle {
  fill: #ffffff;
  stroke: var(--text);
}

.drawing-label,
.drawing-text {
  stroke: rgba(255, 255, 255, 0.92);
}

.drawing-settings-panel label {
  color: var(--muted);
}

.drawing-settings-panel input,
.drawing-settings-panel select,
.drawing-settings-actions button {
  background: #ffffff;
  border-color: var(--line);
  color: var(--text);
}