.import-export-panel {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.import-export-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: min(100%, 210px);
  margin-inline: auto;
  padding: 2px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: color-mix(in srgb, var(--accent) 5%, var(--surface));
}

.import-export-tab {
  min-width: 0;
  min-height: 29px;
  padding: 4px 8px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.import-export-tab[aria-selected='true'] {
  background: var(--surface);
  color: var(--accent);
  box-shadow: 0 1px 4px rgba(45, 34, 22, 0.14);
}

.import-export-tab:focus-visible,
.import-export-file-picker:focus-within {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.import-export-panel [hidden] {
  display: none !important;
}

.import-export-tabpanel {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.import-export-field-row {
  display: grid;
  grid-template-columns: 116px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  min-width: 0;
}

.import-export-field-row > .input-label {
  margin: 0;
}

.import-export-field-control {
  display: grid;
  min-width: 0;
}

.import-export-field-value {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  min-width: 0;
  min-height: 29px;
  padding: 5px 8px;
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.import-export-field-value[data-state='detected'] {
  color: var(--accent);
}

.import-export-panel select option:disabled {
  color: var(--muted);
}

.import-export-panel select,
.import-export-panel input[type='text'],
.import-export-panel input[type='search'],
.import-export-panel input[type='number'] {
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
  min-height: 29px;
  padding: 5px 8px !important;
  border: 1px solid var(--border) !important;
  border-radius: 3px !important;
  background: var(--bg) !important;
  color: var(--text) !important;
  font-family: 'EB Garamond', 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', Georgia, serif !important;
  font-size: 0.9rem !important;
}

.import-export-panel select:focus,
.import-export-panel input[type='text']:focus,
.import-export-panel input[type='search']:focus,
.import-export-panel input[type='number']:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent) !important;
}

/*
 * The panel can adopt legacy textareas whose ID rules are more specific than
 * this component. These declarations intentionally win so imported and newly
 * created editors have one appearance on every calculator.
 */
.import-export-panel .import-export-textarea {
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
  min-height: 128px;
  margin: 0;
  padding: 5px 8px !important;
  border: 1px solid var(--border) !important;
  border-radius: 3px !important;
  background: var(--bg) !important;
  color: var(--text) !important;
  font-family: 'JetBrains Mono', 'Noto Sans SC', 'Microsoft YaHei', Consolas, monospace !important;
  font-size: 0.78rem !important;
  line-height: 1.35 !important;
  resize: vertical;
}

.import-export-panel .import-export-textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent) !important;
}

.import-export-panel .import-export-textarea::placeholder {
  color: var(--muted);
  opacity: 0.82;
}

.import-export-legacy-host[hidden] {
  display: none !important;
}

.import-export-tabpanel > .mosaic-inline-row,
.import-export-tabpanel > .mosaic-editor-input,
.import-export-tabpanel > .import-export-file-row,
.import-export-tabpanel > .import-export-actions {
  margin-top: 0;
}

.import-export-tabpanel > .opt-row {
  min-height: 30px;
  padding-block: 0;
}

.import-export-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 0;
}

.import-export-actions .btn {
  width: 100%;
  min-width: 0;
}

.import-export-import-actions {
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
}

.import-export-file-row {
  display: grid;
  gap: 5px;
  margin-top: 0;
}

.import-export-file-picker {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 29px;
  padding: 4px 8px;
  overflow: hidden;
  border: 1px dashed var(--accent);
  border-radius: 5px;
  background: color-mix(in srgb, var(--accent) 6%, var(--surface));
  color: var(--accent);
  font-family: 'JetBrains Mono', 'Noto Sans SC', 'Microsoft YaHei', Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: 0.02em;
  text-align: center;
  cursor: pointer;
}

.import-export-file-picker input[type='file'] {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.import-export-filename {
  min-height: 1.25em;
  color: var(--muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  overflow-wrap: anywhere;
}

.import-export-filename:empty {
  display: none;
}

.import-export-status {
  min-height: 1.5em;
  margin: 0;
  padding: 6px 7px;
  border: 1px solid rgba(31, 122, 140, 0.22);
  border-radius: 5px;
  background: rgba(31, 122, 140, 0.06);
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.import-export-status[data-state='success'] {
  border-color: rgba(47, 133, 90, 0.32);
  background: rgba(47, 133, 90, 0.08);
  color: #24543a;
}

.import-export-status[data-state='error'] {
  border-color: rgba(178, 58, 72, 0.32);
  background: rgba(178, 58, 72, 0.08);
  color: #7d2830;
}

.import-export-panel[aria-busy='true'] {
  cursor: progress;
}

@media (max-width: 520px) {
  .import-export-field-row {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .import-export-actions,
  .import-export-import-actions {
    grid-template-columns: 1fr;
  }
}