/* Explicit opt-in helper for technical text fields. */
.technical-symbol-input {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 42px;
  gap: var(--ui-space-1, 6px);
  align-items: stretch;
  min-width: 0;
  width: 100%;
  margin-top: 6px;
}

.technical-symbol-input > input,
.technical-symbol-input > textarea {
  min-width: 0;
  width: 100%;
  margin-top: 0;
}

.technical-symbol-input__button {
  min-width: 42px;
  min-height: 42px;
  padding: 0;
  border: 1px solid var(--border-strong);
  border-radius: var(--ui-radius-sm, 9px);
  background: var(--surface-interactive);
  color: var(--text-primary);
  font-size: 18px;
  font-weight: 800;
  line-height: 1;
}

.technical-symbol-input__button:hover {
  border-color: var(--accent);
  background: var(--surface-selected);
  color: var(--text-primary);
}

.technical-symbol-input__button:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 42%, transparent);
  outline-offset: 2px;
}

@media (max-width: 420px) {
  .technical-symbol-input {
    grid-template-columns: minmax(0, 1fr) 40px;
  }

  .technical-symbol-input__button {
    min-width: 40px;
    min-height: 40px;
  }
}