.font-editor {
  max-width: 760px;
  margin: 0 auto 3rem;
  padding: 0 16px;
  text-align: center;
}

.font-editor h1 {
  font-size: 1.5rem;
  margin: 0 0 0.5rem;
}

.editor-intro {
  font-size: 0.9rem;
  max-width: 500px;
  margin: 0 auto 1.5rem;
}

.editor-card {
  margin-bottom: 1.25rem;
  padding: 16px;
  text-align: left;
  border: 1px solid #30363d;
  border-radius: 6px;
}

.editor-card h2 {
  font-size: 1rem;
  margin: 0 0 0.75rem;
}

.card-hint {
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  color: #8b949e;
}

.details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.75rem;
}

.details-grid label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.8rem;
}

.font-editor input[type="text"],
.font-editor select {
  min-width: 0;
  padding: 6px 10px;
  color: #fafbfc;
  background-color: #0d1117;
  border: 1px solid #30363d;
  border-radius: 5px;
  font-family: inherit;
  font-size: 0.9rem;
}

.font-editor input[type="text"]:focus,
.font-editor select:focus {
  outline: none;
  border-color: #39d353;
}

.font-editor input.invalid {
  border-color: #f85149;
}

.small-btn,
.primary-btn {
  padding: 6px 12px;
  color: #fafbfc;
  background-color: #0d1117;
  border: 1px solid #30363d;
  border-radius: 5px;
  font-family: inherit;
  font-size: 0.85rem;
  text-decoration: none;
  cursor: pointer;
  touch-action: manipulation;
  transition: border-color 0.2s, color 0.2s, transform 0.1s ease-out;
}

.small-btn:active:not(:disabled),
.primary-btn:active:not(:disabled) {
  transform: scale(0.97);
}

.small-btn:hover,
.small-btn:focus-visible {
  outline: none;
  color: #39d353;
  border-color: #39d353;
}

.small-btn.danger:hover,
.small-btn.danger:focus-visible {
  color: #f85149;
  border-color: #f85149;
}

.primary-btn {
  color: #0d1117;
  font-weight: 600;
  background-color: #39d353;
  border-color: #0e4429;
}

.primary-btn:hover,
.primary-btn:focus-visible {
  outline: 2px solid #39d353;
  outline-offset: 2px;
}

.small-btn:disabled,
.primary-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.progress {
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
}

.progress.done {
  color: #39d353;
}

.char-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 0.75rem;
}

.char-btn {
  position: relative;
  width: 30px;
  height: 30px;
  padding: 0;
  color: #8b949e;
  background-color: #0d1117;
  border: 1px dashed #30363d;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  touch-action: manipulation;
  transition: transform 0.1s ease-out;
}

.char-btn:active {
  transform: scale(0.92);
}

.char-btn.required {
  color: #fafbfc;
  border-color: #6e7681;
}

.char-btn.done {
  color: #0d1117;
  font-weight: 600;
  background-color: #26a641;
  border: 1px solid #26a641;
}

.char-btn.current {
  outline: 2px solid #fafbfc;
  outline-offset: 1px;
}

.char-btn:focus-visible {
  outline: 2px solid #39d353;
  outline-offset: 1px;
}

.add-char {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.8rem;
}

.add-char input[type="text"] {
  width: 3rem;
  text-align: center;
}

.glyph-editor {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 16px;
  background-color: #010409;
  border-radius: 6px;
}

.glyph-header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  font-size: 0.9rem;
}

.glyph-char {
  font-size: 1.4rem;
  color: #39d353;
}

.glyph-status {
  font-size: 0.8rem;
  color: #8b949e;
}

.glyph-status.unsaved {
  color: #e3b341;
}

.width-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
}

.width-value {
  min-width: 1.5rem;
  text-align: center;
}

.glyph-grid {
  --cell: 28px;
  display: grid;
  gap: 4px;
  touch-action: none;
  user-select: none;
}

.glyph-cell {
  width: var(--cell);
  height: var(--cell);
  background-color: #161b22;
  border-radius: 3px;
  cursor: pointer;
}

.glyph-cell.on {
  background-color: #39d353;
}

.glyph-cell.blocked {
  opacity: 0.25;
  cursor: default;
}

.glyph-editor .card-hint {
  margin: 0;
}

.glyph-actions,
.finish-actions,
.dialog-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.finish-actions {
  justify-content: flex-start;
}

#preview-input {
  width: 100%;
  box-sizing: border-box;
  margin-bottom: 0.75rem;
}

.preview-scroll {
  overflow-x: auto;
  padding: 10px;
  border: 1px solid #30363d;
  border-radius: 6px;
}

.preview-graph {
  display: grid;
  grid-template-rows: repeat(7, 11px);
  grid-auto-flow: column;
  grid-auto-columns: 11px;
  gap: 3px;
  width: max-content;
  margin: 0;
  padding: 0;
  list-style: none;
}

.preview-graph li {
  background-color: #161b22;
  border-radius: 2px;
}

.preview-graph li.on {
  background-color: #39d353;
}

.finish-message {
  min-height: 1.2em;
  margin: 0.75rem 0 0;
  font-size: 0.85rem;
  color: #8b949e;
}

.finish-message.error {
  color: #f85149;
}

.finish-message.success {
  color: #39d353;
}

.finish-message a {
  color: #39d353;
}

.contribute-dialog {
  max-width: min(440px, calc(100vw - 32px));
  box-sizing: border-box;
  padding: 20px;
  color: #fafbfc;
  background-color: #161b22;
  border: 1px solid #30363d;
  border-radius: 8px;
  font-size: 0.9rem;
  transition: opacity 0.2s ease-out, transform 0.2s ease-out, overlay 0.2s allow-discrete, display 0.2s allow-discrete;
}

.contribute-dialog:not([open]) {
  opacity: 0;
  transform: scale(0.96);
}

@starting-style {
  .contribute-dialog[open] {
    opacity: 0;
    transform: scale(0.96);
  }
}

.contribute-dialog::backdrop {
  background-color: rgba(1, 4, 9, 0.7);
  transition: background-color 0.2s ease-out, overlay 0.2s allow-discrete, display 0.2s allow-discrete;
}

.contribute-dialog:not([open])::backdrop {
  background-color: transparent;
}

@starting-style {
  .contribute-dialog[open]::backdrop {
    background-color: transparent;
  }
}

.contribute-dialog h2 {
  margin-top: 0;
  font-size: 1.1rem;
}

.contribute-dialog ol {
  padding-left: 1.25rem;
}

.contribute-dialog li + li {
  margin-top: 0.4rem;
}

.contribute-dialog a:not(.primary-btn) {
  color: #39d353;
}

.dialog-actions {
  justify-content: flex-end;
}

@media screen and (max-width: 600px) {
  .glyph-grid {
    --cell: 22px;
  }
}