html, body, #root {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: #edeef0;
}

.App {
  text-align: center;
  font-family: Arial, sans-serif;
  background-color: #edeef0;
  position: relative;
  user-select: none;
  flex-direction: column;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  padding: 0px 0px 0px 0px;
}

.main-container {
  display: flex;
  flex: 1;
  height: calc(100vh - 40px); /* - высота панели управления */
  min-height: calc(100vh - 65px);
  position: relative;
}

.main-canvas-container {
  padding-top: 5px;
  padding-right: 5px;
  height: 100%;
  flex: 1;
}

.canvas-container {
  flex: 1;
  height: 100%;
  background-color: #fff;
  border: 2px solid #e3e8e6;
  box-sizing: border-box;
}

.controlPanel {
  width: 100%;
  height: 30px;
  background-color: white;
  color: white;
  display: flex;
  align-items: center;
  padding: 0 20px;
  box-sizing: border-box;
  justify-content: space-between;
  align-items: center;
}

.toolbar {
  width: 218px;
  margin: 4.5px 4px 0px 4px;
  height: 100%;
  padding: 5px;
  border: 2px solid #e3e8e6;
  background-color: white;
  box-sizing: border-box;
}

.toolbarElements {
  width: 100%;
  height: calc(100% - 40px);
  border: 1px solid #ccc;
  position: relative;
}

.tabButtons {
  display: flex;
  flex-wrap: wrap;
}
.tabButtons [data-row='1'] { width: 51px; }
.tabButtons [data-row="2"] { width: 68px; border-bottom: 1px solid #ccc; }

.tabButtons button {
  font-size: 12px;
  padding: 2px 0px 2px 1px;
  border: 1px solid #eee;
  background-color: white;
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tabButtons button.activeTab {
  background-color: #e0e0e0;
  font-weight: bold;
}

.toolbarBlocks {
  width: 100%;
  max-height: calc((100% - 58px) / 3 * 2);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 10px;
  box-sizing: border-box;
  overflow-y: auto;
}

@keyframes pulse {
  from { r: 4; stroke: rgba(255, 215, 0, 0.4); stroke-width: 0; }
  to { r: 7; stroke: rgba(255, 215, 0, 1); stroke-width: 3; }
}

.custom-fbd-block {
  background-color: whitesmoke;
  border: 1.5px solid black;
  box-sizing: border-box;
  position: relative;
  font-family: Arial, sans-serif;
  user-select: none;
  border-radius: 4px;
}

.custom-fbd-block .block-title {
  padding-top: 6px;
  font-size: 14px;
  text-align: left;
  pointer-events: none;
}


.toolbarLines svg {
  background-color: white;
  transition: background-color 0.2s ease;
  border: 0px solid #e3e8e6;
}

.toolbarLines svg.activeLine {
  background-color: #e3e8e6;
  border: 0px solid #e3e8e6;
}


.toolbarLines {
  width: 100%;
  height: auto;
  position: absolute;
  bottom: 0;
  left: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  box-sizing: border-box;
}

.toolbarLines button {
  margin: 0 !important;
  padding: 0 !important;
  border: 1px solid #e3e8e6 !important;
  border-radius: 0 !important;
  cursor: pointer;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
}

.toolbarLines button.notActiveEdgeTab {
  background-color: white !important;
}

.toolbarLines button.activeEdgeTab {
  background-color: #e3e8e6 !important;
  font-weight: bold;
}

/* Стили для мини-превью блоков внутри тулбара */
.toolbar-block {
  background-color: whitesmoke;
  border: 1.4px solid black;
  box-sizing: border-box;
  justify-content: flex-start;
  position: relative;
  font-family: Arial, sans-serif;
  user-select: none;
  border-radius: 4px;
  cursor: move;
  margin: 0 auto;
}

.toolbar-block .preview-title {
  font-size: 12px;
  text-align: left;
  padding-top: 10px;
  pointer-events: none;
}

.preview-port {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.toolbarLines button svg {
  background: transparent !important;
  width: 100%;
  height: 100%;
}


.control-button {
  font-size: 13px;
  border: none;
  padding: 3px 6px;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
  transition: background-color 0.2s ease;
}

.svg-export-button {
  background-color: #1717D8;
  /*background-color: #E00010;*/
  color: white;
}
.svg-export-button:hover {
  background-color: #1111a8;
}

.clear-button {
  background-color: #D8000A;
  color: white;
}

.clear-button:hover {
  background-color: #a80007;
}