/* MAC vendor lookup — scoped under .tool-mac. Visual rhythm matches
   .tool-subnet so both tools feel like part of the same family. */

.tool-mac {
  --tool-gap: 1rem;
  --tool-radius: var(--radius-sm, 6px);
  max-width: 640px;
}

.tool-mac .tool-form {
  display: flex;
  flex-direction: column;
  gap: var(--tool-gap);
}

.tool-mac .tool-form label {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  font-size: 0.95rem;
}

.tool-mac .tool-form input {
  font: inherit;
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, Menlo, monospace);
  padding: 0.5rem 0.625rem;
  border: 1px solid var(--border, currentColor);
  border-radius: var(--tool-radius);
  background: var(--bg, transparent);
  color: inherit;
  width: 100%;
  box-sizing: border-box;
}

.tool-mac .tool-form input:focus-visible {
  outline: 2px solid var(--accent, currentColor);
  outline-offset: 1px;
}

.tool-mac .tool-form button[type="submit"] {
  align-self: flex-start;
  padding: 0.5rem 1rem;
  border: none;
  border-radius: var(--tool-radius);
  background: var(--text, currentColor);
  color: var(--bg, white);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.tool-mac .tool-form button[type="submit"]:focus-visible {
  outline: 2px solid var(--accent, currentColor);
  outline-offset: 2px;
}

.tool-mac .tool-output:empty { display: none; }

.tool-mac .tool-loading {
  font-size: 0.9rem;
  opacity: 0.65;
  font-style: italic;
  margin: 0;
}

.tool-mac .tool-result {
  margin-top: var(--tool-gap);
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, Menlo, monospace);
  font-size: 0.95rem;
}

.tool-mac .tool-result-info {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.25rem 1rem;
}

.tool-mac .tool-result-info dt {
  font-family: var(--font-sans, system-ui, sans-serif);
  font-weight: 600;
  opacity: 0.75;
}

.tool-mac .tool-result-info dd {
  margin: 0;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.tool-mac .tool-note {
  margin-top: 0.75rem;
  padding: 0.625rem 0.875rem;
  border-radius: var(--tool-radius);
  border: 1px solid var(--accent, currentColor);
  background: rgba(59, 130, 246, 0.08);
  font-size: 0.875rem;
  opacity: 0.92;
  font-style: italic;
}

.tool-mac .tool-error {
  margin-top: var(--tool-gap);
  padding: 0.625rem 0.875rem;
  border-radius: var(--tool-radius);
  border: 1px solid var(--error, #c0392b);
  background: rgba(239, 68, 68, 0.10);
  color: inherit;
  font-size: 0.95rem;
}

.tool-mac .tool-examples {
  margin: 0.5rem 0 0;
  font-size: 0.85rem;
  opacity: 0.7;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.tool-mac .tool-examples-label {
  font-family: var(--font-sans, system-ui, sans-serif);
  margin-right: 0.25rem;
}

.tool-mac .tool-example {
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, Menlo, monospace);
  font-size: 0.8rem;
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--border, currentColor);
  border-radius: 999px;
  background: var(--bg-elevated, transparent);
  color: inherit;
  cursor: pointer;
  transition: border-color 120ms ease-out, color 120ms ease-out;
}

.tool-mac .tool-example:hover {
  border-color: var(--accent, currentColor);
  color: var(--accent-link, currentColor);
}

.tool-mac .tool-source {
  margin-top: 1.25rem;
  font-size: 0.8rem;
  opacity: 0.55;
  font-style: italic;
}

@media (max-width: 480px) {
  .tool-mac .tool-form button[type="submit"] {
    align-self: stretch;
  }
  .tool-mac .tool-result-info {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .tool-mac .tool-result-info dt { margin-top: 0.5rem; }
}