.toc-accordion{border:1.5px solid var(--color-border-secondary,#e5e7eb);background:var(--color-bg-secondary,#f9fafb);border-radius:16px;margin-bottom:2rem;overflow:hidden}.toc-accordion__trigger{cursor:pointer;background:0 0;border:none;justify-content:space-between;align-items:center;width:100%;padding:1rem 1.25rem;transition:background .2s;display:flex}.toc-accordion__trigger:hover{background:var(--color-brand-secondary,#fff7ed)}.toc-accordion__title{color:var(--color-text-primary,#111827);align-items:center;gap:.625rem;font-size:.9375rem;font-weight:700;display:flex}.toc-accordion__icon-wrapper{background:var(--color-brand-primary,#f97316);color:#fff;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.toc-accordion__chevron{color:var(--color-text-placeholder,#9ca3af);flex-shrink:0;transition:transform .3s}.toc-accordion__body{transition:max-height .35s;overflow:hidden}.toc-accordion__list{counter-reset:none;margin:0;padding:.5rem 1.25rem 1rem;list-style:none}.toc-accordion__item{border-bottom:1px dashed var(--color-border-secondary,#e5e7eb);align-items:baseline;gap:.625rem;padding:.5rem 0;display:flex}.toc-accordion__item:last-child{border-bottom:none}.toc-accordion__number{color:var(--color-brand-primary,#f97316);text-align:center;flex-shrink:0;min-width:1.5rem;font-size:.8125rem;font-weight:700}.toc-accordion__link{color:var(--color-text-primary,#111827);font-size:.875rem;font-weight:500;line-height:1.6;text-decoration:none;transition:color .2s}.toc-accordion__link:hover{color:var(--color-brand-primary,#f97316);text-underline-offset:3px;text-decoration:underline}