.arm-page { margin-bottom:2rem; }
.arm-facilities { min-width:940px; }
.arm-inputs { display:grid; grid-template-columns:repeat(auto-fit,minmax(min(100%,210px),1fr)); gap:14px; margin:1rem 0; }
.arm-choice { display:flex; align-items:baseline; gap:10px; padding:9px 0; cursor:pointer; }
.arm-choice input { width:20px; height:20px; flex-shrink:0; }
.arm-tool fieldset { border:1px solid var(--line); border-radius:10px; padding:12px; }
.arm-result { background:var(--soft); border-left:4px solid var(--brand); border-radius:8px; padding:12px 16px; margin-top:16px; }
.arm-result p { margin:.35rem 0; }
.arm-result ul { padding-left:1.4rem; }
.arm-error { color:#9c241e; }