/* Rotation lab (physics/assets/tools/rotation-lab.js). OWNED BY THIS TOOL. */
.rl-root{--rl-wood1:#E9C48C;--rl-wood2:#C99A5B;--rl-wood3:#A87A3E;--rl-wood-ink:#5A3B12;--rl-metal1:#E6EAEC;--rl-metal2:#9AA4AB;--rl-metal-ink:#47525A;
  --rl-ball1:#7FB8E6;--rl-ball2:#1F5F99;--rl-disk1:#F3B07A;--rl-disk2:#C25E1C;--rl-hoop:#3E4A52;--rl-mark:#D23B2A;--rl-floor:#D9CBB5;--rl-floor2:#BFAE93;
  --rl-skin:#E2B48C;--rl-shirt:#2F7FB6;--rl-hair:#4A3326;--rl-space:#0E1A2B;--rl-space2:#16263D;--rl-orbit:#8FB3D9;--rl-sat:#E6EAEC;--rl-panel:#3E6FB0;}
:root[data-theme="dark"] .rl-root{--rl-wood1:#B98C55;--rl-wood2:#8A6534;--rl-wood3:#6E4E26;--rl-wood-ink:#2B1A05;--rl-metal1:#AEB6BC;--rl-metal2:#5E686F;--rl-metal-ink:#1C2328;
  --rl-ball1:#6FA6D6;--rl-ball2:#1B4C7A;--rl-disk1:#D9965E;--rl-disk2:#9C4A15;--rl-hoop:#B8C2C9;--rl-mark:#FF7A66;--rl-floor:#4A4237;--rl-floor2:#3A3329;
  --rl-skin:#C99B74;--rl-shirt:#3C8CC4;--rl-hair:#2A1C14;--rl-space:#08111D;--rl-space2:#0F1C2E;--rl-orbit:#6E93BB;--rl-sat:#C9D1D6;--rl-panel:#4F82C6;}
.rl-root .rl-w1{stop-color:var(--rl-wood1);} .rl-root .rl-w2{stop-color:var(--rl-wood2);}
.rl-root .rl-m1{stop-color:var(--rl-metal1);} .rl-root .rl-m2{stop-color:var(--rl-metal2);}
.rl-root .rl-b1{stop-color:var(--rl-ball1);} .rl-root .rl-b2{stop-color:var(--rl-ball2);}
.rl-root .rl-d1{stop-color:var(--rl-disk1);} .rl-root .rl-d2{stop-color:var(--rl-disk2);}

.rl-stage{display:flex;flex-direction:column;gap:8px;min-height:0;flex:1;justify-content:center;}
.rl-scene{flex:1 1 auto;min-height:0;display:flex;}
.rl-scene > svg{width:100%;height:100%;max-height:100%;display:block;touch-action:none;user-select:none;-webkit-user-select:none;}
.rl-panel{flex:none;}
@media (min-width:1000px){ .rl-stage.is-side{flex-direction:row;align-items:center;} .rl-stage.is-side .rl-panel{width:250px;} }
.rl-root text{font-family:var(--font-ui);}
.rl-wood{stroke:var(--rl-wood-ink);stroke-width:1.2;}
.rl-metal{stroke:var(--rl-metal-ink);stroke-width:1.2;}
.rl-lane{stroke:var(--rl-wood-ink);stroke-width:1;opacity:.35;}
.rl-floor{fill:var(--rl-floor);} .rl-floor2{fill:var(--rl-floor2);}
.rl-t{fill:var(--ink);font-size:12px;font-weight:800;}
.rl-tm{fill:var(--muted);font-size:12px;font-weight:800;}
.rl-tw{fill:#fff;font-size:12px;font-weight:800;}
.rl-hoop{fill:none;stroke:var(--rl-hoop);}
.rl-mark{fill:var(--rl-mark);}
.rl-markl{stroke:var(--rl-mark);stroke-width:2.5;stroke-linecap:round;}
.rl-dim{stroke:var(--muted);stroke-width:1.3;fill:none;}
.rl-ang{fill:none;stroke:var(--muted);stroke-width:1.4;}
.rl-fin{stroke:var(--good-text);stroke-width:2;stroke-dasharray:5 4;}
.rl-skin{fill:var(--rl-skin);} .rl-shirt{fill:var(--rl-shirt);} .rl-hair{fill:var(--rl-hair);}
.rl-arm{stroke:var(--rl-shirt);stroke-linecap:round;}
.rl-fore{stroke:var(--rl-skin);stroke-linecap:round;}
.rl-bell{fill:#3B4248;} .rl-bellbar{stroke:#9AA4AB;stroke-width:3;stroke-linecap:round;}
.rl-spin{fill:none;stroke:var(--cink);stroke-width:2.5;}
.rl-spin-h{fill:var(--cink);}
.rl-drag{cursor:grab;} .rl-drag:focus{outline:none;} .rl-drag:focus-visible .rl-bell{stroke:var(--cink);stroke-width:3;}
.rl-hit{fill:transparent;stroke:none;}
.rl-ghost{fill:none;stroke:var(--muted);stroke-width:1.5;stroke-dasharray:4 4;}
.rl-space{fill:var(--rl-space);} .rl-star{fill:#fff;}
.rl-orbit{fill:none;stroke:var(--rl-orbit);stroke-width:1.5;stroke-dasharray:5 6;opacity:.8;}
.rl-trail{fill:none;stroke:#F5CF8A;stroke-width:2.5;stroke-linecap:round;}
.rl-st{fill:#E6EDF5;font-size:12px;font-weight:800;}
.rl-sat{fill:var(--rl-sat);stroke:#1C2328;stroke-width:1;}
.rl-solar{fill:var(--rl-panel);stroke:#1C2328;stroke-width:.8;}
.rl-scene .phys-arrow text{fill:#E6EDF5;}
.rl-light .phys-arrow text{fill:var(--ink);}
.rl-space-g .phys-arrow.vel{color:#F5CF8A;} .rl-space-g .phys-arrow.f-grav{color:#8CCBEA;}
/* bars */
.rl-bars{display:grid;gap:6px;padding:2px;}
.rl-brow{display:grid;grid-template-columns:6.4em minmax(50px,1fr) 4.6em;align-items:center;gap:8px;font:800 13px/1.2 var(--font-ui);color:var(--ink);}
.rl-brow .rl-bl{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.rl-btrack{display:flex;height:18px;border-radius:5px;background:var(--track);overflow:hidden;}
.rl-btrack i{display:block;height:100%;}
.rl-bv{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap;}
i.rl-kt,.rl-key i.rl-kt{background:var(--phys-s1);} i.rl-kr,.rl-key i.rl-kr{background:var(--phys-s2);} i.rl-u,.rl-key i.rl-u{background:var(--phys-s5);opacity:.55;}
.rl-key{display:flex;flex-wrap:wrap;gap:4px 14px;justify-content:center;margin:2px 0 0;font:700 12.5px var(--font-ui);color:var(--muted);}
.rl-key span{display:inline-flex;align-items:center;gap:6px;}
.rl-key i{display:inline-block;width:12px;height:12px;border-radius:3px;}
.rl-cols svg{width:100%;height:auto;display:block;max-height:220px;}
.rl-col-k{fill:var(--phys-s1);} .rl-col-u{fill:var(--phys-s5);} .rl-col-e{fill:var(--phys-s3);} .rl-col-l{fill:var(--phys-s4);}
.rl-col-t{fill:var(--ink);font-size:12px;font-weight:800;}
.rl-zero{stroke:var(--ink);stroke-width:1.4;}
/* dock */
.rl-dock{display:flex;flex-direction:column;gap:12px;}
.rl-chips{display:flex;gap:6px;flex-wrap:wrap;}
.rl-chips .bt-btn{flex:1 1 auto;padding:0 10px;}
.rl-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center;}
.rl-row > .ls-btn{flex:1 1 auto;}
.rl-tbl{width:100%;border-collapse:collapse;font:700 14px var(--font-ui);}
.rl-tbl th,.rl-tbl td{padding:6px 4px;border-bottom:1px solid var(--line-soft);text-align:left;vertical-align:top;}
.rl-tbl td.r,.rl-tbl th.r{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap;}
.rl-fig{margin:0;} .rl-fig svg{width:100%;height:auto;display:block;}
.rl-check{display:flex;align-items:center;gap:10px;min-height:44px;font:700 15px var(--font-ui);cursor:pointer;}
.rl-check input{width:22px;height:22px;accent-color:var(--cink);margin:0;flex:none;}
.rl-key b{font-weight:700;}
@media (max-width:520px){ .rl-brow{grid-template-columns:4.6em minmax(40px,1fr) 4.4em;font-size:12.5px;} .rl-key{font-size:12px;} }
@media (max-width:520px){ .rl-bars{gap:3px;} .rl-btrack{height:13px;} .rl-key{margin:0;} }
@media (max-width:999.98px){ .rl-cols svg{max-height:110px;} }
@media (max-width:999.98px){
  .rl-stage.is-side{flex-direction:row;align-items:center;gap:6px;}
  .rl-stage.is-side .rl-scene{flex:1 1 64%;min-width:0;}
  .rl-stage.is-side .rl-panel{flex:0 0 34%;min-width:0;}
  .rl-stage.is-side .rl-brow{grid-template-columns:1fr 3.4em;row-gap:1px;font-size:12px;}
  .rl-stage.is-side .rl-brow .rl-bl{grid-column:1 / -1;}
  .rl-stage.is-side .rl-btrack{height:10px;}
  .rl-stage.is-side .rl-key{display:none;}
  .rl-stage.is-side .rl-cols svg{max-height:none;}
}
@media (max-width:999.98px){ .rl-stage.is-side.is-orbit{flex-direction:column;} .rl-stage.is-orbit .rl-scene{flex:1 1 auto;width:100%;} .rl-stage.is-orbit .rl-panel{flex:none;width:auto;} }