.formatter-shell {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 36px;
}

.formatter-workbench {
  gap: 20px;
}

.formatter-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.formatter-mode-group,
.formatter-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.formatter-control-grid,
.formatter-editor-stack,
.formatter-summary-grid {
  display: grid;
  gap: 16px;
}

.formatter-control-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.formatter-summary-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.formatter-field,
.formatter-pane {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  padding: 20px;
  border-radius: 22px;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.formatter-label,
.pane-head {
  font-weight: 700;
  color: var(--text);
}

.formatter-hint,
.pane-note,
.pane-meta,
.summary-label {
  margin: 0;
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.6;
}

.formatter-select-wrap {
  width: 100%;
  min-width: 0;
  display: block;
}

.formatter-select-wrap .select-selected {
  width: 100%;
  min-height: 48px;
  border-radius: 14px;
  padding: 12px 42px 12px 14px;
  background: var(--surface-2);
  white-space: normal;
  line-height: 1.45;
}

.formatter-select-wrap.is-disabled .select-selected {
  background: color-mix(in srgb, var(--surface-2) 72%, var(--surface));
  color: var(--muted);
  border-color: color-mix(in srgb, var(--border) 72%, transparent);
  cursor: not-allowed;
  opacity: 0.78;
}

.formatter-select-wrap.is-disabled .select-selected::after {
  opacity: 0.45;
}

.formatter-select-wrap .select-items {
  border-radius: 14px;
}

.formatter-select-wrap .select-items div {
  white-space: normal;
  line-height: 1.45;
}

.pane-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.pane-head--output {
  align-items: center;
}

#source-input,
#output-result {
  width: 100%;
  min-height: 320px;
  resize: none;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  padding: 18px;
  font-size: 0.98rem;
  line-height: 1.65;
  font-family: "JetBrains Mono", "Fira Code", Consolas, monospace;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

#source-input {
  max-height: 420px;
  overflow-y: auto;
}

#output-result {
  min-height: 360px;
  overflow-x: auto;
  overflow-y: hidden;
  white-space: pre;
  word-break: normal;
  overflow-wrap: normal;
}

.formatter-output-viewer {
  width: 100%;
  min-height: 360px;
  margin: 0;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  overflow-x: auto;
  overflow-y: visible;
  white-space: pre;
}

.formatter-output-code {
  display: block;
  min-width: max-content;
  font-size: 0.98rem;
  line-height: 1.65;
  font-family: "JetBrains Mono", "Fira Code", Consolas, monospace;
  color: var(--text);
}

.formatter-output-viewer code.hljs {
  padding: 0;
  background: transparent;
}

.formatter-output-viewer .hljs-comment,
.formatter-output-viewer .hljs-quote {
  color: #7f8aa3;
}

.formatter-output-viewer .hljs-tag,
.formatter-output-viewer .hljs-selector-tag,
.formatter-output-viewer .hljs-keyword,
.formatter-output-viewer .hljs-name {
  color: #ff7b72;
}

.formatter-output-viewer .hljs-attr,
.formatter-output-viewer .hljs-attribute,
.formatter-output-viewer .hljs-selector-id,
.formatter-output-viewer .hljs-selector-class,
.formatter-output-viewer .hljs-selector-attr,
.formatter-output-viewer .hljs-selector-pseudo,
.formatter-output-viewer .hljs-title {
  color: #79c0ff;
}

.formatter-output-viewer .hljs-string,
.formatter-output-viewer .hljs-meta .hljs-string,
.formatter-output-viewer .hljs-regexp {
  color: #a5d6ff;
}

.formatter-output-viewer .hljs-number,
.formatter-output-viewer .hljs-literal,
.formatter-output-viewer .hljs-symbol,
.formatter-output-viewer .hljs-bullet,
.formatter-output-viewer .hljs-variable,
.formatter-output-viewer .hljs-template-variable {
  color: #f2cc60;
}

.formatter-output-viewer .hljs-built_in,
.formatter-output-viewer .hljs-type,
.formatter-output-viewer .hljs-class .hljs-title,
.formatter-output-viewer .hljs-function .hljs-title {
  color: #7ee787;
}

.formatter-output-viewer .hljs-operator,
.formatter-output-viewer .hljs-punctuation {
  color: color-mix(in srgb, var(--text) 72%, var(--muted));
}

#source-input:focus,
#output-result:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(var(--primary-rgb), 0.12);
}

#output-result[readonly] {
  cursor: default;
}

.formatter-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 28px;
  text-align: center;
  min-height: 360px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface) 88%, transparent), color-mix(in srgb, var(--surface-2) 72%, transparent));
}

.formatter-empty-state i {
  font-size: 2rem;
  color: color-mix(in srgb, var(--primary) 68%, var(--text));
}

.formatter-empty-state p,
.formatter-empty-state span {
  max-width: 34rem;
}

.formatter-empty-state[hidden],
#output-result[hidden],
.formatter-output-viewer[hidden] {
  display: none !important;
}

.result-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  border-radius: 999px;
  padding: 8px 12px;
  background: color-mix(in srgb, var(--primary) 14%, var(--surface));
  color: var(--primary);
  font-weight: 800;
  font-size: 0.82rem;
  border: 1px solid color-mix(in srgb, var(--primary) 22%, var(--border));
}

.formatter-run-row {
  width: 100%;
}

.formatter-run-row--between {
  display: grid;
  gap: 12px;
  margin: -2px 0;
}

.formatter-run-btn {
  width: 100%;
  min-height: 60px;
  font-size: 1.04rem;
}

.formatter-secondary-actions {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.formatter-secondary-actions .ghost-btn {
  min-width: 148px;
}

.formatter-output-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.formatter-output-actions .ghost-btn {
  min-width: 148px;
}

.formatter-summary-card {
  padding: 20px;
  border-radius: 22px;
}

.summary-value {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  line-height: 1;
  word-break: break-word;
}

@media (max-width: 980px) {
  .formatter-control-grid,
  .formatter-summary-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .formatter-field,
  .formatter-pane {
    padding: 16px;
    border-radius: 20px;
  }

  #source-input,
  #output-result,
  .formatter-output-viewer,
  .formatter-empty-state {
    min-height: 240px;
  }

  #source-input {
    max-height: 360px;
  }

  .formatter-actions {
    width: 100%;
  }

  .formatter-secondary-actions {
    width: 100%;
  }

  .formatter-secondary-actions .ghost-btn {
    flex: 1 1 0;
    min-width: 0;
  }

  .formatter-output-actions {
    width: 100%;
  }

  .formatter-output-actions .ghost-btn {
    flex: 1 1 0;
    min-width: 0;
  }
}