.utm-workspace {
  padding: var(--space-lg) 0 var(--space-32);
  border-bottom: 1px solid var(--color-rule);
}
.utm-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
  align-items: end;
  gap: var(--space-32);
  margin: var(--space-32) 0;
  animation: utm-enter .35s ease-out both;
}
.utm-intro h1 { font-size: clamp(37px, 5vw, 72px); line-height: 1.06; }
.utm-intro p { color: var(--color-ink-2); max-width: 40ch; }
@keyframes utm-enter {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.utm-tool {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  border: 1px solid var(--color-rule);
  border-top: 2px solid var(--color-accent);
  background: var(--color-paper);
}
.utm-editor, .utm-cloud, .utm-result { min-width: 0; padding: clamp(18px, 2.3vw, 32px); }
.utm-cloud { border-left: 1px solid var(--color-rule); background: var(--color-paper-2); }
.utm-panel-title { display: block; font-size: 21px; font-weight: 500; line-height: 1.25; letter-spacing: -.025em; }
.utm-workspace .utm-address { margin: 18px 0 0; color: var(--color-ink); }
.utm-workspace .utm-input {
  display: block;
  width: 100%;
  min-height: 46px;
  margin-top: 6px;
  padding: 9px 12px;
  color: var(--color-ink);
  caret-color: var(--color-ink);
  border: 1px solid var(--color-field-edge);
  border-radius: 0;
  background: var(--color-paper);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.55;
}
.utm-input[data-active] { border-color: var(--color-accent); box-shadow: inset 2px 0 var(--color-accent); }
.utm-workspace .utm-input::placeholder { color: var(--color-muted); opacity: 1; }
.utm-input[aria-invalid] { border-color: #a53024; }
.utm-error { margin-top: 5px; color: #a53024; font-size: 14px; }
.utm-error:empty { display: none; }
.utm-presets { margin-top: 16px; }
.utm-label { color: var(--color-ink-2); font-size: 13px; font-weight: 500; margin-bottom: 6px; }
.utm-pills { display: flex; flex-wrap: wrap; gap: 6px; }
.utm-pill, .utm-tag {
  min-height: 38px;
  padding: 5px 9px;
  border: 1px solid var(--color-rule);
  background: var(--color-paper);
  color: var(--color-ink);
  font-size: 13px;
  line-height: 1.25;
  text-align: left;
  cursor: pointer;
  transition: background-color .15s ease, border-color .15s ease;
}
.utm-pill:hover, .utm-tag:hover { border-color: var(--color-accent); background: var(--color-paper-3); }
.utm-pill[aria-selected="true"], .utm-pill[aria-pressed="true"] {
  border-color: var(--color-accent);
  background: var(--color-paper-3);
  color: var(--color-accent);
}
.utm-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px 16px; margin-top: 18px; }
.utm-workspace .utm-field { margin: 0; color: var(--color-ink); }
.utm-field-caption { display: flex; flex-wrap: wrap; align-items: baseline; column-gap: 8px; }
.utm-field-caption span { color: var(--color-muted); font-size: 13px; }
.utm-tool [hidden] { display: none; }
.utm-cloud-help { margin-top: 8px; font-size: 14px; line-height: 1.5; color: var(--color-ink-2); }
.utm-tabs { margin-top: 12px; }
.utm-tab-panel { margin-top: 16px; }
.utm-basic { margin-bottom: 12px; }
.utm-tag-group { border-top: 1px solid var(--color-rule); }
.utm-tag-group summary { display: flex; align-items: center; gap: 8px; min-height: 44px; padding: 5px 0; font-size: 14px; font-weight: 500; }
.utm-tag-group summary .disclosure { margin-left: auto; }
.utm-tag-group .utm-pills { margin: 0 0 10px; }
.utm-tag-count { font-size: 12px; color: var(--color-muted); }
.utm-tag { min-height: 42px; overflow-wrap: anywhere; }
.utm-tag code { display: block; margin-top: 3px; color: var(--color-accent); font-size: 12px; }
.utm-doc { display: inline-flex; align-items: center; gap: 5px; min-height: 44px; margin-top: 7px; font-size: 13px; }
.utm-result { grid-column: 1 / -1; border-top: 1px solid var(--color-rule); background: var(--color-paper-3); }
.utm-result .utm-input { min-height: 70px; resize: vertical; overflow-wrap: anywhere; margin-top: 12px; }
.utm-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.utm-actions .utm-copy { min-height: 44px; justify-content: center; padding: 8px 14px; }
.utm-actions .utm-copy-query { background: var(--color-paper); color: var(--color-ink); border: 1px solid var(--color-field-edge); }
.utm-actions .utm-copy-query:hover:not(:disabled) { border-color: var(--color-accent); color: var(--color-accent); }
.utm-actions .utm-copy:disabled { opacity: .62; cursor: default; }
.utm-copy-hint, .utm-status { margin-top: 8px; font-size: 13px; line-height: 1.5; color: var(--color-ink-2); }
.utm-status:empty { display: none; }
.utm-guide-grid { display: grid; grid-template-columns: minmax(0, .75fr) minmax(0, 1.25fr); gap: var(--space-48); }
.full-utm :is(#utm-guide-title, #questions-heading) { font-size: clamp(30px, 3.6vw, 52px); line-height: 1.12; }
.utm-guide code, .full-utm .faq code { overflow-wrap: anywhere; }
@media (max-width: 850px) {
  .utm-intro, .utm-tool, .utm-guide-grid { grid-template-columns: minmax(0, 1fr); }
  .utm-intro { gap: 12px; }
  .utm-cloud { border-left: 0; border-top: 1px solid var(--color-rule); }
  .utm-guide-grid { gap: var(--space-lg); }
  .utm-pill, .utm-tag { min-height: 44px; }
}
@media (max-width: 520px) {
  .utm-intro { margin-block: var(--space-lg); }
  .utm-fields { grid-template-columns: minmax(0, 1fr); }
  .utm-actions { display: grid; }
}
@media (prefers-reduced-motion: reduce) {
  .utm-intro { animation: none; }
  .utm-pill, .utm-tag { transition: none; }
}