.na-rail{min-width:0}.na-rail__inner{max-height:calc(100vh - 140px);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;position:sticky;top:116px;padding:22px 22px 18px;border:1px solid #ebecef;border-radius:8px;background:#fff}body.dark-mode .na-rail__inner{border-color:rgba(255,255,255,.06);background:#1f2125}.na-rail__kicker{display:block;margin-bottom:22px}.na-toc li.is-passed a span{background:var(--na-accent);color:var(--text-color-bg-theme-color2,#171a1e)!important}.na-summary{display:grid;grid-template-columns:auto minmax(0,1fr);gap:22px;margin:clamp(60px,9vw,100px) 0 30px;padding:32px;border:1px solid rgba(var(--theme-color2-rgb),.34);border-radius:14px;background:linear-gradient(135deg,rgba(var(--theme-color2-rgb),.13),rgba(var(--theme-color2-rgb),.03)),var(--na-surface)}.na-summary>span{color:#8d661c;font-size:11px;font-weight:850;letter-spacing:.1em}.na-summary p{margin:0;color:var(--na-ink);font-size:clamp(1.06rem, 1.6vw, 1.28rem);font-weight:700;line-height:1.55}.na-author{display:grid;grid-template-columns:62px minmax(0,1fr);gap:20px;align-items:start;padding:28px 0;border-top:1px solid var(--na-line);border-bottom:1px solid var(--na-line)}.na-author__mark{display:grid;place-items:center;width:62px;height:62px;border:1px solid rgba(var(--theme-color2-rgb),.4);border-radius:50%;background:rgba(var(--theme-color2-rgb),.12);color:#7d5710;font-family:var(--title-font, "Noto Sans", sans-serif);font-size:24px;font-weight:900}.na-author span{color:var(--na-muted);font-size:9px;font-weight:850;letter-spacing:.12em;text-transform:uppercase}.na-author h2{margin:3px 0 7px;font-size:1.22rem}.na-author h2 a{color:var(--na-ink)}.na-author p{max-width:620px;margin:0;color:var(--na-muted);font-size:.92rem;line-height:1.65}.na-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}.na-tags a{min-height:36px;padding:8px 13px;border:1px solid var(--na-line);border-radius:999px;background:var(--na-surface);color:var(--na-muted);font-size:11px;font-weight:750}.na-tags a:hover{border-color:rgba(var(--theme-color2-rgb),.55);color:#79540e}.na-actions{display:flex;flex-wrap:wrap;justify-content:flex-start;gap:12px;margin-top:38px}.na-button{display:inline-flex;align-items:center;justify-content:center;gap:11px;min-height:48px;padding:11px 20px;border:1px solid var(--na-line);border-radius:var(--pp-btn-radius-lg,12px);font-size:13px;font-weight:800;transition:transform .2s ease,border-color .2s ease,background .2s ease}.na-button:hover{transform:translateY(-2px)}.na-button--secondary{background:var(--na-surface);color:var(--na-ink)}.na-button--primary,.na-button--primary:hover{border-color:var(--na-accent);background:var(--na-accent);color:var(--text-color-bg-theme-color2,#1b1b1b)}.na-related{border-top:1px solid var(--na-line);background:var(--na-surface)}.na-related__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.na-related-card{overflow:hidden;min-width:0;border:1px solid var(--na-line);border-radius:14px;background:var(--na-bg);transition:transform .22s ease,border-color .22s ease}.na-related-card:hover{transform:translateY(-4px);border-color:rgba(var(--theme-color2-rgb),.5)}.na-related-card__media,.na-related-card__media img,.na-related-card__media picture{display:block;width:100%}.na-related-card__media{overflow:hidden;aspect-ratio:16/9;background:#15191d}.na-related-card__media img{height:100%;object-fit:cover;transition:transform .35s ease}.na-related-card__media picture{height:100%}.na-related-card:hover .na-related-card__media img{transform:scale(1.025)}.na-related-card__body{position:relative;min-height:224px;padding:22px 58px 24px 22px}.na-related-card time{color:var(--na-muted);font-size:10px;font-weight:750;letter-spacing:.08em;text-transform:uppercase}.na-related-card h3{margin:10px 0 0;font-size:1.05rem;line-height:1.4}.na-related-card h3 a{color:var(--na-ink)}.na-related-card p{display:-webkit-box;overflow:hidden;margin:11px 0 0;color:var(--na-muted);font-size:13px;line-height:1.55;-webkit-box-orient:vertical;-webkit-line-clamp:3}.na-related-card__arrow{position:absolute;right:20px;bottom:22px;display:grid;place-items:center;width:32px;height:32px;border:1px solid var(--na-line);border-radius:50%;color:#90691f;font-size:11px;transition:border-color .2s ease,background .2s ease,transform .2s ease}.na-related-card__arrow:focus-visible,.na-related-card__arrow:hover{border-color:var(--na-accent);background:rgba(var(--theme-color2-rgb),.12);transform:translateX(2px)}.na-empty{min-height:72vh;padding:220px 0 100px;background:radial-gradient(circle at 80% 10%,rgba(var(--theme-color2-rgb),.16),transparent 28%),var(--na-bg)}.na-empty h1{max-width:780px;margin:14px 0 18px;color:var(--na-ink);font-size:clamp(2.4rem, 6vw, 5rem)}.na-empty p{max-width:600px;margin-bottom:30px;color:var(--na-muted)}