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

body {
  background: #ffffff;
  color: var(--color-font);
  font-family: system-ui, -apple-system, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
}

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

input {
  font: inherit;
}

:focus-visible {
  outline: 1px solid var(--color-muted);
  outline-offset: 1px;
}

.MatrixLogo {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  height: 56px;
  padding: 0 28px;
}
.MatrixLogo a {
  color: var(--color-font);
  font-family: "Newsreader", "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 22px;
  line-height: 2;
  text-decoration: none;
}

.PanelControl {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 30;
  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);
}

.PanelColumn {
  position: absolute;
  left: 24px;
  top: 56px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.SinglePanel {
  position: static;
  width: max-content;
  background: var(--color-panel-background);
  border: 1px solid var(--color-panel-border);
  border-radius: 12px 8px 8px 8px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}
.SinglePanel[data-panel]:not([data-open]) {
  display: none;
}
.SinglePanel[data-float] {
  position: fixed;
}
.SinglePanel-Header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 32px;
  cursor: grab;
  user-select: none;
}
.SinglePanel-Header:active {
  cursor: grabbing;
}
.SinglePanel-CloseIcon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: var(--color-muted);
  cursor: pointer;
}
.SinglePanel-CloseIcon svg {
  width: 9px;
  visibility: hidden;
}
.SinglePanel-CloseIcon:hover svg {
  visibility: visible;
}
.SinglePanel-Title {
  display: flex;
  align-items: center;
  height: 32px;
  background: var(--color-panel-header-background);
  color: var(--color-font);
  font-size: 11px;
  line-height: 1.5;
  border-bottom-right-radius: 12px;
}
.SinglePanel-Title[data-end] {
  padding: 0 16px;
}
.SinglePanel-Main {
  padding: 0;
}

.MatrixEditor[data-fixed] .SinglePanel {
  position: fixed;
  top: 56px;
  right: 24px;
  left: auto;
}
.MatrixEditor[data-fixed] .SinglePanel-Header {
  cursor: default;
}

.PanelGroup + .PanelGroup {
  border-top: 1px solid var(--color-panel-group-border);
}
.PanelGroup[data-hidden] {
  display: none;
}
.PanelGroup-Header {
  display: flex;
  align-items: center;
  height: 28px;
  padding: 9px 12px 0;
  color: var(--color-muted);
  font-size: 12px;
  line-height: 1.5;
}

.RightLabelGrid {
  display: grid;
  grid-template-columns: max-content 1fr;
  padding: 8px 12px;
}
.RightLabelGrid-Row {
  display: grid;
  grid-template-columns: subgrid;
  grid-column: 1/-1;
  align-items: center;
  height: 36px;
  column-gap: 8px;
}
.RightLabelGrid-Row-Label {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 12px;
  color: var(--color-font);
  font-size: 13px;
  line-height: 1.5;
}

.NumberInput,
.ToggleInput {
  justify-self: start;
}

.NumberInput {
  display: flex;
  align-items: center;
  gap: 4px;
}
.NumberInput-Arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  color: var(--color-icon);
  cursor: pointer;
}
.NumberInput-Arrow[data-disabled] {
  opacity: 0.3;
  cursor: default;
}
.NumberInput-Field {
  display: flex;
  align-items: center;
  gap: 4px;
}
.NumberInput-Input {
  min-width: calc(2ch + 16px);
  max-width: calc(4ch + 16px);
  height: 24px;
  padding: 0 4px;
  border: 1px solid var(--color-input-border);
  border-radius: 2px;
  background: transparent;
  color: var(--color-font);
  font-size: 12px;
  line-height: 1.5;
  text-align: center;
}
.NumberInput-Input:focus {
  outline: none;
}
.NumberInput-Unit {
  color: var(--color-muted);
  font-size: 12px;
  line-height: 1.5;
  user-select: none;
}

.ToggleInput {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
}
.ToggleInput-Option {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 20px;
  padding: 0 10px;
  color: var(--color-font);
  font-size: 12px;
  line-height: 1.5;
  cursor: pointer;
  user-select: none;
}
.ToggleInput [data-selected]::before, .ToggleInput [data-selected]::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 6px;
  pointer-events: none;
}
.ToggleInput [data-selected]::before {
  left: 0;
  border-left: 1px solid var(--color-input-border);
  border-top: 1px solid var(--color-input-border);
  border-bottom: 1px solid var(--color-input-border);
  border-top-left-radius: 2px;
  border-bottom-left-radius: 2px;
}
.ToggleInput [data-selected]::after {
  right: 0;
  border-right: 1px solid var(--color-input-border);
  border-top: 1px solid var(--color-input-border);
  border-bottom: 1px solid var(--color-input-border);
  border-top-right-radius: 2px;
  border-bottom-right-radius: 2px;
}

.SelectList {
  display: flex;
  flex-direction: column;
  padding: 8px 4px;
}
.SelectList-Item {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  height: 30px;
  padding: 0 12px;
  color: var(--color-font);
  font-size: 13px;
  line-height: 1.5;
  border-radius: 2px;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}
.SelectList-Item:hover {
  background-color: var(--color-hover);
}

.TextBlock {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 260px;
  padding: 16px 18px;
}
.TextBlock h1 {
  color: var(--color-font);
  font-size: 16px;
  font-weight: 500;
  line-height: 24px;
}
.TextBlock p {
  color: var(--color-muted);
  font-size: 13px;
  line-height: 21px;
}

:root {
  --color-font: #333333;
  --color-muted: #888888;
  --color-icon: #999999;
  --color-input-border: #cccccc;
  --color-panel-background: #ffffff;
  --color-panel-header-background: #f5f5f5;
  --color-panel-border: #dddddd;
  --color-panel-group-border: #eeeeee;
  --color-hover: #f2f2f2;
  --color-matrix-a: #c0356a;
  --color-matrix-b: #1668b3;
  --color-result: #6b3fa0;
  --color-invalid: #d0473d;
}

.MatrixEditor {
  position: fixed;
  inset: 0;
  overflow: hidden;
  background: #ffffff;
  color: var(--color-font);
  font-family: system-ui, -apple-system, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 13px;
  -webkit-font-smoothing: antialiased;
}
.MatrixEditor-Stage {
  position: absolute;
  inset: 0;
}
.MatrixEditor-Canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  cursor: grab;
}
.MatrixEditor-Canvas:focus-visible {
  outline: none;
}

.CellEditor {
  position: absolute;
  z-index: 1;
  padding: 0;
  background: #f5f5f5;
  color: var(--color-font);
  font-family: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  text-align: center;
  border-radius: 2px;
  outline: 1px solid var(--color-font);
  outline-offset: -1px;
}
.CellEditor[data-hidden] {
  display: none;
}

.TraceBlock {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 280px;
  padding: 14px 16px;
}
.TraceBlock-Empty, .TraceBlock-Detail {
  color: var(--color-muted);
  font-size: 12.5px;
  line-height: 1.7;
}
.TraceBlock-Number {
  color: var(--color-font);
  font-family: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
}
.TraceBlock-Invalid {
  color: var(--color-invalid);
  font-size: 12.5px;
  line-height: 1.7;
}

.Trace {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 3px;
  font-family: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 13px;
  line-height: 2;
}
.Trace-Term {
  display: inline-flex;
  align-items: center;
  gap: 2px;
}
.Trace-A {
  color: var(--color-matrix-a);
}
.Trace-B {
  color: var(--color-matrix-b);
}
.Trace-Result {
  color: var(--color-result);
}
.Trace-Equal {
  margin: 0 4px;
  color: var(--color-muted);
}
.Trace-Plus {
  margin: 0 2px;
  color: var(--color-muted);
}
.Trace-Dot {
  color: var(--color-muted);
}
.Trace-Number {
  font-variant-numeric: tabular-nums;
}
.Trace-Strong {
  font-size: 15px;
  font-weight: 600;
}

.Toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  z-index: 40;
  transform: translate(-50%, 0);
  padding: 8px 14px;
  background: var(--color-font);
  color: #ffffff;
  font-size: 12px;
  border-radius: 2px;
  visibility: visible;
  opacity: 1;
  transition: opacity 0.18s ease, transform 0.18s ease;
}
.Toast[data-hidden] {
  transform: translate(-50%, 6px);
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0s 0.18s;
}

@media (prefers-reduced-motion: reduce) {
  .Toast {
    transition: none;
  }
}