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

* {
  border: 0;
  border-radius: 0;
  margin: 0;
  outline: 0;
  padding: 0;
}

ol,
ul {
  list-style: none;
}

button,
input,
select,
textarea {
  color: inherit;
  font-family: inherit;
  font-size: inherit;
}

button {
  background-color: transparent;
  cursor: pointer;
}

img {
  display: block;
  max-width: 100%;
}

svg {
  border: 0;
}

.SinglePanel {
  position: absolute;
  top: 0;
  left: 0;
  width: max-content;
  max-width: calc(100vw - 16px);
  background: #ffffff;
  border: 1px solid #e5dfcc;
  border-radius: 2px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}
.SinglePanel-Header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 32px;
  background: #fcfaf2;
  border-bottom: 1px solid #e5dfcc;
  cursor: grab;
  touch-action: none;
  user-select: none;
}
.SinglePanel-Header:active {
  cursor: grabbing;
}
.SinglePanel-CloseIcon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: #5c6370;
  cursor: pointer;
}
.SinglePanel-CloseIcon svg {
  width: 9px;
  visibility: hidden;
}
.SinglePanel-CloseIcon:hover svg {
  visibility: visible;
}
.SinglePanel-Title {
  display: flex;
  align-items: center;
  height: 32px;
  color: #5c6370;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
}
.SinglePanel-Title[data-end] {
  padding: 0 16px;
}
.SinglePanel-Main {
  overflow: hidden;
}

.HintPanel {
  top: 24px;
  right: 24px;
  left: auto;
  z-index: 10;
}

.TextBlock {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 280px;
  max-width: calc(100vw - 48px);
  padding: 16px 18px;
}
.TextBlock h1 {
  color: #1f2328;
  font-family: ui-serif, "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 16px;
  line-height: 24px;
  font-weight: 600;
}
.TextBlock p {
  color: #5c6370;
  font-size: 13px;
  line-height: 21px;
}

html,
body {
  overflow: hidden;
}

body {
  background: #faf7f0;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

.Arithmetic {
  --color-ink: #1f2328;
  --color-ink-muted: #5c6370;
  --color-border: #e5dfcc;
  --color-item: #fcfaf2;
  --color-input-border: #d7d1be;
  --color-hover: #f1ecdb;
  position: fixed;
  inset: 0;
  overflow: hidden;
  color: var(--color-ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "Hiragino Sans", "Yu Gothic UI", sans-serif;
}
.Arithmetic-Canvas {
  position: absolute;
  inset: 0;
  display: block;
  background: #faf7f0;
  cursor: grab;
  touch-action: none;
}
.Arithmetic-Canvas:active {
  cursor: grabbing;
}
.Arithmetic-Item {
  margin-bottom: 10px;
  padding: 10px 12px;
  background: var(--color-item);
  border: 1px solid var(--color-border);
  border-radius: 2px;
}
.Arithmetic-Item-Title {
  margin-bottom: 8px;
  color: var(--color-ink-muted);
  font-size: 12px;
  font-weight: 600;
}
.Arithmetic-Field {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.Arithmetic-Field-Label {
  flex-shrink: 0;
  width: 84px;
  color: var(--color-ink-muted);
  font-size: 12px;
}
.Arithmetic-Field input,
.Arithmetic-Field select {
  flex: 1;
  min-width: 0;
  padding: 5px 7px;
  background: #ffffff;
  border: 1px solid var(--color-input-border);
  border-radius: 2px;
  color: var(--color-ink);
  font-size: 13px;
}
.Arithmetic-Field input[type=number] {
  max-width: 88px;
}
.Arithmetic-Units {
  margin-top: 4px;
}
.Arithmetic-Style {
  margin-top: 8px;
  padding-top: 10px;
  border-top: 1px dashed var(--color-border);
}
.Arithmetic-Style-Label {
  margin-bottom: 8px;
  color: var(--color-ink-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.Arithmetic-Preset {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--color-border);
}
.Arithmetic-Preset-Label {
  width: 100%;
  color: var(--color-ink-muted);
  font-size: 11px;
}
.Arithmetic-Preset-Button {
  padding: 5px 10px;
  background: #faf7f0;
  border: 1px solid var(--color-input-border);
  border-radius: 2px;
  color: var(--color-ink);
  font-size: 12px;
}
.Arithmetic-Preset-Button:hover {
  background: var(--color-hover);
}
.Arithmetic-Nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.Arithmetic-Nav-Button {
  padding: 6px 12px;
  background: #ffffff;
  border: 1px solid var(--color-input-border);
  border-radius: 2px;
  color: var(--color-ink);
  font-size: 13px;
  font-weight: 600;
}
.Arithmetic-Nav-Button:hover {
  background: var(--color-hover);
}
.Arithmetic-Nav-Button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.Arithmetic-Nav-Meta {
  margin-left: auto;
  color: var(--color-ink-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}
.Arithmetic-Actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}
.Arithmetic-Action {
  padding: 5px 12px;
  background: #ffffff;
  border: 1px solid var(--color-input-border);
  border-radius: 999px;
  color: var(--color-ink-muted);
  font-size: 12px;
  font-weight: 600;
}
.Arithmetic-Action:hover {
  background: var(--color-hover);
}
.Arithmetic-Action[data-on] {
  background: #ffe8b0;
  border-color: #b07a40;
  color: #5b3f12;
}
.Arithmetic-Action[data-on]:hover {
  background: #ffdf93;
}

.ConfigPanel .SinglePanel-Main {
  width: 300px;
  max-width: calc(100vw - 16px);
  max-height: calc(100vh - 120px);
  padding: 12px;
  overflow-y: auto;
  touch-action: pan-y;
}

.ControlPanel .SinglePanel-Main {
  max-width: calc(100vw - 16px);
  padding: 10px 12px;
}