.toc{background: var(--bg3);border: 1px solid var(--border);border-radius: var(--radius);padding: 1rem 1.1rem}.toc-inline .toc{margin-bottom: 2rem}.toc-toggle{all: unset;display: flex;align-items: center;gap: 0.5rem;cursor: pointer;width: 100%;font-weight: 600;font-size: 0.8rem;color: var(--text);user-select: none;text-transform: uppercase;letter-spacing: 0.06em}.toc-toggle:focus-visible{outline: 2px solid var(--accent);outline-offset: 3px;border-radius: 3px}.toc-icon{flex-shrink: 0;position: relative;width: 13px;height: 11px}.toc-icon::before{content: '';position: absolute;inset: 0;background: currentColor;mask-image: linear-gradient(currentColor 0 0),linear-gradient(currentColor 0 0),linear-gradient(currentColor 0 0);mask-size: 100% 2px;mask-repeat: no-repeat;mask-position: top center,center,bottom center;-webkit-mask-image: linear-gradient(currentColor 0 0),linear-gradient(currentColor 0 0),linear-gradient(currentColor 0 0);-webkit-mask-size: 100% 2px;-webkit-mask-repeat: no-repeat;-webkit-mask-position: top center,center,bottom center;opacity: 0.6}.toc-chevron{margin-left: auto;width: 0.45em;height: 0.45em;border-right: 2px solid var(--muted);border-bottom: 2px solid var(--muted);transform: rotate(45deg);transition: transform var(--transition);flex-shrink: 0}.toc-toggle[aria-expanded="false"] .toc-chevron{transform: rotate(-135deg)}.toc-list,.toc-list ol{list-style: none;display: flex;flex-direction: column;margin: 0;padding: 0}.toc-list{margin-top: 0.75rem;gap: 0.2rem;counter-reset: toc-counter}.toc-list[hidden]{display: none}.toc-list > li{counter-increment: toc-counter}.toc-list > li > a::before{content: counter(toc-counter) ". ";color: var(--muted);font-variant-numeric: tabular-nums;font-size: 0.75rem;min-width: 1.5em;display: inline-block}.toc-list ol{padding: 0.15rem 0 0.1rem 1.4rem;gap: 0.15rem;counter-reset: toc-sub-counter}.toc-list ol li{counter-increment: toc-sub-counter}.toc-list ol li a::before{content: counter(toc-counter) "." counter(toc-sub-counter) " ";color: var(--muted);font-size: 0.72rem;min-width: 2em;display: inline-block}.toc-list a{color: var(--text2);font-size: 0.82rem;text-decoration: none;transition: color var(--transition);line-height: 1.4}.toc-list a:hover{color: var(--accent)}.toc-list a.toc-active{color: var(--accent);font-weight: 600}.author-box{display: flex;gap: 1.25rem;align-items: flex-start;padding: 1.25rem 1.5rem}.author-box__avatar{flex-shrink: 0}.author-box__avatar-img{width: 64px;height: 64px;border-radius: 50%;object-fit: cover;display: block}.author-box__content{display: flex;flex-direction: column;gap: 0.2rem}.author-box__label{margin: 0}.author-box__name{font-size: 1rem;font-weight: 700;color: var(--text);text-decoration: none;transition: color var(--transition)}.author-box__name:hover{color: var(--accent)}.author-box__bio{font-size: 0.9rem;line-height: 1.65;color: var(--text2);margin: 0.35rem 0 0}