.qop-install-tool {
  margin: 1.25rem 0 1.75rem;
  --qop-tool-surface: color-mix(in srgb, var(--md-default-bg-color) 76%, var(--md-primary-fg-color) 24%);
  --qop-tool-panel: color-mix(in srgb, var(--md-default-bg-color) 92%, var(--md-primary-fg-color) 8%);
  --qop-tool-panel-strong: color-mix(in srgb, var(--md-default-bg-color) 68%, var(--md-primary-fg-color) 32%);
  --qop-tool-border: var(--md-default-fg-color--lighter);
  --qop-tool-border-soft: color-mix(in srgb, var(--md-default-fg-color--lighter) 65%, transparent);
  --qop-tool-text: var(--md-default-fg-color);
  --qop-tool-text-muted: var(--md-default-fg-color--light);
  --qop-tool-link: var(--md-typeset-a-color);
  --qop-tool-error: #c62828;
  --qop-tool-error-soft: color-mix(in srgb, var(--qop-tool-error) 14%, var(--md-default-bg-color));
  --qop-tool-error-strong: color-mix(in srgb, var(--qop-tool-error) 72%, var(--md-default-fg-color));
  --qop-tool-success: #059669;
  --qop-tool-accent-soft: color-mix(in srgb, var(--md-typeset-a-color) 14%, var(--md-default-bg-color));
}

[data-md-color-scheme="entropy-dark"] .qop-install-tool {
  --qop-tool-surface: color-mix(in srgb, var(--md-default-bg-color) 86%, white 14%);
  --qop-tool-panel: color-mix(in srgb, var(--md-default-bg-color) 93%, white 7%);
  --qop-tool-panel-strong: color-mix(in srgb, var(--md-default-bg-color) 80%, white 20%);
  --qop-tool-error-soft: color-mix(in srgb, var(--qop-tool-error) 18%, var(--qop-tool-panel));
  --qop-tool-accent-soft: color-mix(in srgb, var(--md-typeset-a-color) 20%, var(--qop-tool-panel));
}

[data-md-color-scheme="entropy-high-contrast"] .qop-install-tool {
  --qop-tool-surface: color-mix(in srgb, var(--md-default-bg-color) 94%, var(--md-primary-fg-color) 6%);
  --qop-tool-panel: color-mix(in srgb, var(--md-default-bg-color) 99%, var(--md-primary-fg-color) 1%);
  --qop-tool-panel-strong: color-mix(in srgb, var(--md-default-bg-color) 88%, var(--md-primary-fg-color) 12%);
  --qop-tool-accent-soft: color-mix(in srgb, var(--md-typeset-a-color) 10%, var(--qop-tool-panel));
}

.ut-selector-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--qop-tool-border);
  border-radius: 0.5rem;
  background: var(--qop-tool-surface);
}

.ut-field {
  display: flex;
  flex: 1 1 14rem;
  flex-direction: column;
  gap: 0.25rem;
}

.ut-field label {
  color: var(--qop-tool-text-muted);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.35;
}

.ut-field select {
  width: 100%;
  padding: 0.5rem 2rem 0.5rem 0.75rem;
  border: 1.5px solid var(--qop-tool-border);
  border-radius: 0.375rem;
  background-color: var(--qop-tool-panel);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%239ca3af' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-position: right 0.75rem center;
  background-repeat: no-repeat;
  color: var(--qop-tool-text);
  font-size: 0.875rem;
  appearance: none;
  cursor: pointer;
}

.ut-field select:focus {
  border-color: var(--md-primary-fg-color);
  outline: none;
}

.qop-install-tool__result {
  border: 1px solid var(--qop-tool-border-soft);
  border-radius: 0.5rem;
  background: var(--qop-tool-panel);
  overflow: hidden;
}

.ut-empty {
  padding: 1rem 1.25rem;
  color: var(--qop-tool-text-muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.ut-error {
  display: flex;
  gap: 0.75rem;
  padding: 0.875rem 1.125rem 0.875rem 1.375rem;
  border-left: 4px solid var(--qop-tool-error);
  border-radius: 0 0.375rem 0.375rem 0;
  background: var(--qop-tool-error-soft);
  color: var(--qop-tool-error-strong);
}

.ut-error-icon {
  flex-shrink: 0;
  font-size: 1rem;
  line-height: 1.7;
}

.ut-error-body {
  flex: 1;
}

.ut-error-title {
  margin-bottom: 0.25rem;
  font-size: 0.875rem;
  font-weight: 700;
  line-height: 1.7;
}

.ut-error-body p {
  margin: 0 0 0.75rem;
  color: inherit;
  font-size: 0.875rem;
  line-height: 1.7;
}

.ut-error-body strong {
  color: inherit;
}

.ut-link-red {
  color: var(--qop-tool-error);
  font-weight: 600;
  text-decoration: underline;
}

.ut-vcheck {
  display: flex;
  gap: 0.625rem;
  margin-bottom: 0.625rem;
  color: inherit;
  font-size: 0.875rem;
  line-height: 1.7;
}

.ut-vcheck:last-child {
  margin-bottom: 0;
}

.ut-vcheck-n {
  display: flex;
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  margin-top: 0.125rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--qop-tool-error) 18%, var(--md-default-bg-color));
  color: var(--qop-tool-error);
  font-size: 0.6875rem;
  font-weight: 700;
}

.ut-share-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 1.25rem 0;
}

.ut-path-title {
  color: var(--qop-tool-text);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.7;
}

.ut-copy-btn {
  display: inline-flex;
  width: 1.75rem;
  height: 1.75rem;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--qop-tool-border);
  border-radius: 0.375rem;
  background: transparent;
  color: var(--qop-tool-text-muted);
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.ut-copy-btn:hover {
  border-color: var(--md-primary-fg-color);
  color: var(--md-primary-fg-color);
}

.ut-copy-btn.copied {
  border-color: var(--qop-tool-success);
  color: var(--qop-tool-success);
}

.ut-steps {
  margin: 0;
  list-style: none;
  padding: 0.25rem 1.25rem 0.5rem;
}

.ut-step {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--qop-tool-border-soft);
}

.ut-step:last-child {
  border-bottom: none;
}

.ut-step-pill {
  flex-shrink: 0;
  white-space: nowrap;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  background: var(--qop-tool-surface);
  color: var(--qop-tool-text-muted);
  font-size: 0.75rem;
  font-weight: 400;
  line-height: 1.55;
  text-transform: capitalize;
}

.ut-step-pill.final {
  background: var(--qop-tool-accent-soft);
  color: var(--qop-tool-link);
}

.ut-step-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.3125rem;
}

.ut-step-text {
  color: var(--qop-tool-text);
  font-size: 0.90625rem;
  line-height: 1.7;
}

.ut-step-note {
  color: var(--qop-tool-text-muted);
  font-size: 0.875rem;
  line-height: 1.4;
}

.ut-step-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.ut-path {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem;
  border: 1px solid var(--qop-tool-border-soft);
  border-radius: 0.3125rem;
  background: var(--qop-tool-panel-strong);
  color: var(--qop-tool-text-muted);
  font-family: var(--md-code-font-family);
  font-size: 0.75rem;
  line-height: 1.7;
}

.ut-path .sep {
  color: var(--qop-tool-text-muted);
}

.ut-dl {
  color: var(--qop-tool-link);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.7;
  text-decoration: none;
}

.ut-dl:hover,
.ut-support:hover {
  text-decoration: underline;
}

.ut-support {
  color: var(--qop-tool-link);
  font-size: 0.875rem;
  line-height: 1.4;
  text-decoration: none;
}

.ut-inline-note {
  color: var(--qop-tool-text-muted);
  font-size: 0.875rem;
  line-height: 1.4;
}

@media (max-width: 44rem) {
  .ut-selector-row {
    flex-direction: column;
    align-items: stretch;
  }

  .ut-share-row {
    align-items: flex-start;
  }

  .ut-step {
    flex-direction: column;
  }
}