.mechanics-sheet{width:min(1060px,calc(100vw - 28px));max-height:calc(100dvh - 28px);padding:26px;border:1.5px solid #3e443c;border-radius:28px;background:#fffdf7;color:#353a33;overflow:auto}
.mechanics-sheet::backdrop{background:#302e354d;backdrop-filter:blur(4px)}
.mechanics-sheet header{display:flex;justify-content:space-between;gap:16px;margin-bottom:16px}.mechanics-sheet h2{margin:0 0 8px;font-size:23px}.mechanics-sheet p{font-size:13px;line-height:1.5;margin:6px 0;color:#71796d}
.mechanics-layout{display:grid;grid-template-columns:minmax(0,1fr) 215px;gap:22px}.mechanics-tools{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.mechanics-sheet button,.mechanics-sheet select,.mechanics-sheet input{font:inherit;font-size:12px;border:1px solid #c4c9bc;border-radius:10px;background:#fff;padding:9px;color:inherit}
.mechanics-sheet button{cursor:pointer}.mechanics-tools button[aria-pressed=true]{background:#e4ebcf;border-color:#6f7e61}.mechanics-sheet button:disabled{opacity:.4;cursor:default}
#mechanics-canvas{display:block;width:100%;height:390px;border:1px solid #d4d8cb;border-radius:16px;background:white;touch-action:none;cursor:crosshair}
.mechanics-side{display:flex;flex-direction:column;gap:12px}.mechanics-side label{display:grid;gap:6px;font-size:12px}.mechanics-side label:has(input[type=checkbox]){display:flex;align-items:center}.mechanics-side input[type=number]{width:100%;box-sizing:border-box}.mechanics-side hr{width:100%;border:0;border-top:1px solid #e2e5da;margin:3px 0}
.mechanics-actions{display:flex;flex-wrap:wrap;gap:7px;margin-top:10px}.mechanics-sheet footer{display:flex;justify-content:flex-end;gap:12px;margin-top:20px}.mechanics-sheet #mechanics-apply{background:#efa783;border-color:#535a4c;min-width:150px}
#mechanics-status[data-error=true]{color:#a14239}
@media(max-width:700px){.mechanics-sheet{padding:18px}.mechanics-layout{grid-template-columns:1fr}.mechanics-side{display:grid;grid-template-columns:1fr 1fr}.mechanics-side hr{grid-column:1/-1}#mechanics-canvas{height:300px}}