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var(--help-center-header-height,4.5rem));border-left:.5px solid var(--color-3-half);flex-direction:column;gap:.5rem;min-height:0;padding:2rem 2rem 4rem 1.2rem;display:flex;position:sticky;overflow-y:auto}.help-center-toc__label{letter-spacing:.08em;text-transform:uppercase;color:var(--color-5);font-size:.72rem;font-weight:600}.help-center-toc__link{color:var(--color-5);cursor:pointer;border-left:2px solid #0000;padding:.18rem 0 .18rem .7rem;font-size:.82rem;line-height:1.4;text-decoration:none;display:block}.help-center-toc__link:hover{color:var(--color-7)}.help-center-toc__link--active{border-left-color:var(--color-8);color:var(--color-8);font-weight:600}@media (max-width:1100px){.help-center-shell{grid-template-columns:auto minmax(0,1fr)}.help-center-toc{display:none}}@media (max-width:780px){.help-center-shell{grid-template-columns:1fr}.help-center-sidebar{display:none}.help-center-article{padding:1.4rem 1.2rem 3rem}}.help-center-mobile-bar{display:none}@media (max-width:780px){.help-center-mobile-bar{align-items:center;gap:.5rem;padding:.7rem 1.2rem;display:flex}.help-center-mobile-bar__label{color:var(--color-7);font-size:.86rem;font-weight:600}}