.post-detail-page{max-width:860px;margin:0 auto}.post-detail-page>h1{margin:1rem 0;color:var(--text-primary);font-size:clamp(1.25rem,3vw,2rem);line-height:1.45}.related-posts{margin-top:2.5rem}.post-observation-times{display:flex;flex-wrap:wrap;gap:.5rem 1rem;margin:0 0 1rem;color:var(--text-tertiary);font-size:.75rem}.post-detail-actions{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1rem}.post-detail-actions a,.post-detail-actions button{display:inline-flex;align-items:center;gap:.4rem;padding:.6rem .8rem;color:var(--text-secondary);background:var(--card-bg);border:1px solid var(--border-color);border-radius:8px;cursor:pointer;font:inherit;text-decoration:none}.post-view-history{margin-top:2rem;padding:1rem;background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px}.post-view-history>div:first-child{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;margin-bottom:1rem}.post-view-history h2{margin:0;color:var(--text-primary);font-size:1.1rem}.post-view-history span{color:var(--text-tertiary);font-size:.8rem}.related-posts>h2{margin-bottom:1rem;color:var(--text-primary);font-size:1.25rem}