architype/architype.css

.dark {
  --focus: #ff0000;
  --nonfocus: #000000;
  --node: #091d2a;
  --group: #092a17;
  --link: #331400;
  --text: #ffffff;
  --placeholder: rgba(255,255,255,0.2);
  --outline: #323434;
  --background: #000000;
  --input: rgba(255,255,255,0.2);
}

:root {
  --editor-width: 305px;
}

body {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0;
}

.architype {
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  background: var(--background);
  color: var(--text);
  font-family: 'Courier', monospace;
  font-size: 16px;

  display: grid;
  grid-template:
      [row1-start] "editor grid" 100% [row1-end]
      / var(--editor-width) auto;
}

.editor {
  list-style: none;

  margin: 0;
  padding: 0;

  outline: 1px solid var(--outline);

  height: 100%;
  width: 100%;

  overflow-y: scroll;

  user-select: none;
}

.editor:focus {
  outline: none;
}

.editor li {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  flex-wrap: wrap;
  white-space: pre;

  padding: 1px;
  padding-left: 4px;
  border-left: 10px solid var(--nonfocus);
  outline: 1px solid var(--outline);

  cursor: default;
}

.editor li.node {
  background-color: var(--node);
}

.editor li.group {
  background-color: var(--group);
}

.editor li.link {
  background-color: var(--link);
}
.editor li:focus {
  border-left: 10px solid var(--focus) !important;
}

.editor li input {
  background-color: var(--input);
  border: none;
  padding: 2px;
  padding-top: 3px;
  padding-left: 3px;
  margin: 2px;
  margin-left: 5px;
  font-family: 'Courier', monospace;
  color: var(--text);
  width: 209px;
}

.editor li input::-webkit-input-placeholder {
  color: var(--placeholder);
}

.editor li input:focus {
  border: var(--focus);
  outline: none;
}

.editor .editor {
  margin: 3px;
}

.grid {
  width: calc(100% - 20px);
  height: calc(100% - 20px);
  display: grid;
  align-items: center;
  justify-items: center;
  align-content: center;
  justify-content: center;
  margin: 10px;
}

.gridNode, .gridGroup, .gridGroupLabel {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;

  font-size: 20px;
  border-radius: 10px;
  overflow-wrap: anywhere;
  overflow: hidden;
  cursor: default;
  user-select: none;
}

.gridNode {
  width: calc(100% - 24px);
  height: calc(100% - 24px);
  background: var(--background);
  justify-content: center;
  padding: 3px;
  border: 1px solid white;
  z-index: 2;
}

.gridGroup {
  width: calc(100% - 10px);
  height: calc(100% - 30px);
  background: var(--background);
  justify-content: flex-start;
  margin-top: 20px;
  padding: 5px;
  border: 1px dashed white;
  z-index: 1;
}

.gridGroup:empty {
  height: calc(100% - 10px);
  margin-top: 0;
}

.gridGroupLabel {
  width: calc(100% - 10px);
  height: 100%;
  justify-content: center;
  font-size: 20px;
  padding-top: 3px;
  overflow: hidden;
  overflow-wrap: anywhere;
  z-index: 2;
}

.gridLines {
  width: 100%;
  height: 100%;
  --line-color: white;
}