*,
::before,
::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
}

html,
body {
  height: 100%;
  overflow: hidden;
}

body {
  background: var(--color-background);
  color: var(--color-font);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", meiryo, sans-serif;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

button {
  background: transparent;
  color: inherit;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  text-align: left;
  cursor: pointer;
}

svg {
  display: block;
}

::-webkit-scrollbar {
  display: none;
}

.Logo {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 56px;
  padding: 0 24px;
}
.Logo-Text {
  color: var(--color-font);
  font-family: "Quicksand", BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "BIZ UDGothic", meiryo, sans-serif;
  font-size: 18px;
  font-weight: 400;
  cursor: pointer;
  user-select: none;
}

.ApplicationMenu {
  position: fixed;
  top: 56px;
  left: 0;
  bottom: 0;
  z-index: 9000;
  display: none;
  flex-direction: column;
  width: 320px;
  background: var(--color-panel-background);
  border-radius: 0 12px 0 0;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
  overflow-y: scroll;
  overscroll-behavior-y: none;
  scrollbar-width: none;
}
.ApplicationMenu[data-open] {
  display: flex;
}
.ApplicationMenu-Section {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 24px 0;
}
.ApplicationMenu-Link {
  padding: 0 20px;
}
.ApplicationMenu-Link-Name {
  display: block;
  font-size: 15px;
  line-height: 23px;
  color: var(--color-font);
  text-decoration: none;
}
.ApplicationMenu-Link-Description {
  font-size: 12px;
  line-height: 20px;
  color: var(--color-muted);
}

.PanelControl {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  gap: 24px;
  height: 56px;
  padding: 0 32px;
}
.PanelControl-Item {
  display: flex;
  align-items: center;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 21px;
  cursor: pointer;
  user-select: none;
}
.PanelControl-Item[data-open] {
  color: var(--color-font);
}

.Panel {
  position: absolute;
  display: flex;
  flex-direction: column;
  width: max-content;
  background: var(--color-panel-background);
  border-radius: 12px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}
.Panel:not([data-open]) {
  display: none;
}
.Panel[data-edge-left] {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}
.Panel[data-edge-right] {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}
.Panel[data-edge-top] {
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}
.Panel[data-edge-bottom] {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}
.Panel-Header {
  flex-shrink: 0;
  height: 32px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: grab;
  user-select: none;
}
.Panel-Header:active {
  cursor: grabbing;
}
.Panel-CloseIcon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  color: var(--color-muted);
  cursor: pointer;
}
.Panel-CloseIcon:hover {
  color: var(--color-font);
}
.Panel-Header:hover .Panel-CloseIcon {
  visibility: visible;
}
.Panel-Title {
  display: flex;
  align-items: center;
  height: 32px;
  background: var(--color-panel-header-background);
  font-size: 11px;
  line-height: 1.5;
  color: var(--color-font);
  border-bottom-right-radius: 12px;
}
.Panel-Title[data-end] {
  padding: 0 16px;
}
.Panel-Main {
  flex: 1;
  min-height: 0;
  overflow-y: scroll;
  overscroll-behavior-y: none;
  scrollbar-width: none;
}

.Semiconductor[data-fixed] .Panel {
  position: fixed;
  top: 56px;
  right: 0;
  left: auto;
}
.Semiconductor[data-fixed] .Panel-Header {
  cursor: default;
}

.SelectList {
  display: flex;
  flex-direction: column;
}
.SelectList-Item {
  display: flex;
  align-items: center;
  min-width: 160px;
  padding: 6px 10px;
  margin: 4px 8px;
  border-radius: 2px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-font);
  cursor: pointer;
  user-select: none;
}
.SelectList-Item[data-current] {
  background: var(--color-selected);
}

.ControlRow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 36px;
  padding: 0 12px;
}
.ControlRow-Label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--color-font);
  user-select: none;
}

.ControlHint {
  padding: 0 12px 8px;
  font-size: 11px;
  line-height: 1.6;
  color: var(--color-muted);
  user-select: none;
}

.PlayToggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  color: var(--color-muted);
  cursor: pointer;
}
.PlayToggle:hover {
  color: var(--color-font);
}

.Legend {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 4px 12px 12px;
}
.Legend-Item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-muted);
  user-select: none;
}
.Legend-Mark {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
}
.Legend-Mark[data-kind=electron] {
  background: var(--color-electron);
  box-shadow: 0 0 8px rgba(87, 200, 242, 0.55);
}
.Legend-Mark[data-kind=hole] {
  box-shadow: inset 0 0 0 2px var(--color-hole);
}

.Slider {
  display: grid;
  grid-template-columns: max-content 1fr 4.6em;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
}
.Slider[data-disabled] {
  opacity: 0.4;
}
.Slider-Label {
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-font);
  user-select: none;
}
.Slider-Input[type=range] {
  width: 100%;
  height: 16px;
  background: transparent;
  cursor: pointer;
}
.Slider-Input[type=range]::-webkit-slider-runnable-track {
  height: 3px;
  border-radius: 2px;
  background: var(--color-track);
}
.Slider-Input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  margin-top: -4.5px;
  border-radius: 50%;
  background: var(--color-accent);
}
.Slider-Input[type=range]::-moz-range-track {
  height: 3px;
  border-radius: 2px;
  background: var(--color-track);
}
.Slider-Input[type=range]::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent);
}
.Slider-Value {
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-muted);
  text-align: right;
  font-variant-numeric: tabular-nums;
  user-select: none;
}

.Article {
  max-width: 720px;
  padding: 24px;
}
.Article h1 {
  font-size: 20px;
  font-weight: 500;
  line-height: 1.6;
}
.Article h2 {
  padding-top: 20px;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.6;
}
.Article p {
  padding-top: 8px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-muted);
}

.Guide-Heading {
  padding: 12px 16px 0;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--color-font);
}
.Guide-Title {
  padding: 12px 16px 0;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--color-font);
}
.Guide-Text {
  width: 300px;
  padding: 6px 16px 16px;
  font-size: 13px;
  line-height: 1.9;
  color: var(--color-muted);
}

:root {
  --color-background: #0b1016;
  --color-panel-background: #10161f;
  --color-panel-header-background: #1c2532;
  --color-selected: #1c2532;
  --color-font: #e8eef5;
  --color-muted: #98a6b5;
  --color-accent: #4da3ff;
  --color-track: #243244;
  --color-electron: #57c8f2;
  --color-hole: #f0a35e;
}

.Semiconductor {
  position: fixed;
  inset: 0;
  overflow: hidden;
  color: var(--color-font);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", meiryo, sans-serif;
  font-size: 13px;
  -webkit-font-smoothing: antialiased;
}

.Stage {
  position: absolute;
  top: 56px;
  left: 0;
  display: block;
  background: var(--color-background);
  cursor: grab;
}