.physics-kit-section{margin-top:14px;padding-top:12px;border-top:1px solid var(--n-200,#E5E5E7)}
.physics-kit-section h3{font-size:13px;font-weight:750;color:var(--n-900,#18181b);margin:0 0 4px}
.physics-kit-section p{font-size:11px;line-height:1.55;color:var(--n-500,#71717a);margin:0 0 10px}
.physics-kit-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.physics-kit-card{display:grid;gap:5px;text-align:left;border:1px solid var(--n-200,#E5E5E7);border-radius:10px;background:var(--n-0,#fff);padding:6px;color:var(--n-900,#18181b);cursor:pointer;transition:border-color .15s,background .15s,transform .15s}
.physics-kit-card:hover,.physics-kit-card:focus-visible{border-color:var(--n-500,#71717a);background:var(--n-50,#fafafa);transform:translateY(-1px)}
.physics-kit-card canvas{display:block;width:100%;height:64px;border-radius:7px;background:var(--n-50,#fafafa)}
.physics-kit-card strong{font-size:12px;line-height:1.35}.physics-kit-card small{font-size:10px;color:var(--n-500,#71717a)}
.physics-kit-status{min-height:18px;margin:8px 0 4px!important;color:var(--n-600,#52525b)!important}
.physics-kit-controls{display:grid;gap:8px;margin-top:8px}.physics-kit-control{display:grid;grid-template-columns:minmax(75px,auto) 1fr auto;gap:7px;align-items:center;font-size:11px}.physics-kit-control-label{display:flex;gap:5px;align-items:center}.physics-kit-control.is-emphasis .physics-kit-control-label{color:var(--vt-accent,var(--n-900,#18181b))}.physics-kit-control input{min-width:0;accent-color:var(--n-900,#18181b)}.physics-kit-control.is-emphasis input{accent-color:var(--vt-accent,var(--n-900,#18181b))}.physics-kit-control output{font-variant-numeric:tabular-nums;color:var(--n-700,#3f3f46);min-width:66px;text-align:right}.physics-kit-tex{display:inline-flex;align-items:center;min-width:14px;min-height:14px;color:currentColor}.physics-kit-tex svg{display:block;width:auto;height:1.1em;max-width:8em}.physics-kit-control .physics-kit-tex svg{height:14px}.physics-kit-graph .physics-kit-tex svg{height:16px}
.physics-kit-player{display:grid;gap:7px;margin-top:12px;padding-top:10px;border-top:1px solid var(--n-200,#E5E5E7)}.physics-kit-player-row{display:flex;align-items:center;gap:6px}.physics-kit-player button{border:1px solid var(--n-200,#E5E5E7);background:var(--n-0,#fff);color:var(--n-900,#18181b);border-radius:7px;padding:5px 8px;font-size:11px}.physics-kit-player button[data-primary]{background:var(--n-900,#18181b);color:#fff;border-color:var(--n-900,#18181b)}.physics-kit-player input[type=range]{width:100%;accent-color:var(--n-900,#18181b)}
.physics-kit-graphs{display:grid;gap:7px}.physics-kit-graph{position:relative;border:1px solid var(--n-200,#E5E5E7);border-radius:8px;padding:4px;background:var(--n-0,#fff)}.physics-kit-graph small{display:block;color:var(--n-500,#71717a);font-family:ui-monospace,monospace}.physics-kit-graph canvas{display:block;width:100%;height:88px;--graph-ink:var(--n-900,#18181b);--graph-cursor:var(--n-900,#18181b)}
.physics-kit-insert{width:100%;border:1px solid var(--n-200,#E5E5E7);border-radius:8px;background:var(--n-900,#18181b);color:#fff;padding:8px 10px;font-size:12px;font-weight:650}.physics-kit-insert:disabled{opacity:.45;cursor:not-allowed}
@media(max-width:640px){.physics-kit-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}.physics-kit-card{padding:5px}.physics-kit-card canvas{height:54px}.physics-kit-control{grid-template-columns:72px 1fr;gap:5px}.physics-kit-control output{grid-column:2;text-align:left}.physics-kit-player-row{flex-wrap:wrap}.physics-kit-player-row input[type=range]{order:4;flex-basis:100%}}