html.smooth-scroll{scroll-behavior:smooth}#reading-progress{position:fixed;top:0;left:0;width:0%;height:4px;background:linear-gradient(90deg,var(--accent-red),#ff6b6b,var(--accent-red));background-size:200% 100%;z-index:9999;transition:width .05s linear;box-shadow:0 1px 4px #e74c3c4d}.back-to-top{opacity:0;transform:translateY(10px);transition:opacity .3s ease,transform .3s ease;pointer-events:none}.back-to-top.visible{opacity:1;transform:translateY(0);pointer-events:auto}.post-header[data-astro-cid-bvzihdzo]{max-width:780px;margin:0 auto 2.5rem;padding:0 1rem}.post-header[data-astro-cid-bvzihdzo] .back-link[data-astro-cid-bvzihdzo]{display:inline-block;margin-bottom:1rem}.post-header[data-astro-cid-bvzihdzo] .category-tag[data-astro-cid-bvzihdzo]{margin-bottom:1rem}.post-title[data-astro-cid-bvzihdzo]{font-size:2.75rem;margin-bottom:1rem;margin-top:.75rem;line-height:1.2;color:#000}@media(max-width:768px){.post-title[data-astro-cid-bvzihdzo]{font-size:1.75rem}}.post-meta[data-astro-cid-bvzihdzo]{font-size:.85rem;color:var(--text-light);display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.meta-sep[data-astro-cid-bvzihdzo]{color:#ddd}.author-name[data-astro-cid-bvzihdzo]{font-weight:600;color:var(--text-main)}.reading-time[data-astro-cid-bvzihdzo]{color:var(--accent-red);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.5px}.hero-image[data-astro-cid-bvzihdzo]{margin-bottom:3rem}.hero-image-inner[data-astro-cid-bvzihdzo]{max-width:1000px;margin:0 auto;border-radius:12px;overflow:hidden;box-shadow:0 2px 16px #00000012;transition:box-shadow .3s ease}.hero-img[data-astro-cid-bvzihdzo]{display:block;width:100%;height:auto;object-fit:contain}.article-layout[data-astro-cid-bvzihdzo]{display:flex;flex-direction:column-reverse;gap:2rem;max-width:1100px;margin:0 auto;padding:0 1rem}@media(min-width:1024px){.article-layout[data-astro-cid-bvzihdzo]{flex-direction:row;gap:4rem}}.article-toc[data-astro-cid-bvzihdzo]{display:none;position:sticky;top:2rem;min-width:200px;max-width:220px;font-size:.85rem;align-self:flex-start;max-height:calc(100vh - 4rem);overflow-y:auto}@media(min-width:1024px){.article-toc[data-astro-cid-bvzihdzo]{display:block;order:1}}.toc-title[data-astro-cid-bvzihdzo]{font-family:var(--font-sans);font-size:.68rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-light);margin-bottom:1rem;padding-bottom:.65rem;border-bottom:1px solid var(--border-color)}.toc-list[data-astro-cid-bvzihdzo]{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.25rem}.toc-link[data-astro-cid-bvzihdzo]{color:#999;text-decoration:none;display:block;border-left:2px solid #eee;padding:.35rem 0 .35rem .75rem;transition:all .2s ease;line-height:1.4;font-size:.82rem}.toc-link-h3[data-astro-cid-bvzihdzo]{padding-left:1.4rem;font-size:.78rem}.toc-link[data-astro-cid-bvzihdzo]:hover{color:var(--accent-red);border-left-color:var(--accent-red)}.toc-link[data-astro-cid-bvzihdzo].active{color:var(--accent-red);border-left-color:var(--accent-red);font-weight:600}.article-footer[data-astro-cid-bvzihdzo]{max-width:780px;margin:0 auto;padding:0 1rem}.article-footer-inner[data-astro-cid-bvzihdzo]{border-top:1px solid var(--border-color);padding:1.5rem 0 .5rem;margin-top:3rem}.article-footer-nav[data-astro-cid-bvzihdzo]{display:flex;justify-content:space-between;align-items:center}.sidebar-section[data-astro-cid-bvzihdzo]{margin-top:4rem;padding:4rem 0;background:#fafafa;border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color)}.sidebar-section-inner[data-astro-cid-bvzihdzo]{max-width:860px;margin:0 auto}.recent-header[data-astro-cid-bvzihdzo]{margin-bottom:2rem}.section-label[data-astro-cid-bvzihdzo]{font-family:var(--font-sans);font-size:.75rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-light);padding-bottom:.75rem;border-bottom:1px solid var(--border-color);margin:0}.recent-grid[data-astro-cid-bvzihdzo]{display:grid;grid-template-columns:1fr;gap:1.25rem}@media(min-width:640px){.recent-grid[data-astro-cid-bvzihdzo]{grid-template-columns:1fr 1fr 1fr}}.recent-card[data-astro-cid-bvzihdzo]{display:flex;flex-direction:column;text-decoration:none;background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 1px 6px #0000000d;transition:box-shadow .25s ease,transform .25s ease}.recent-card[data-astro-cid-bvzihdzo]:hover{box-shadow:0 6px 20px #00000014;transform:translateY(-2px)}.recent-thumb[data-astro-cid-bvzihdzo]{width:100%;aspect-ratio:16 / 9;overflow:hidden;background:#f0f0f0}.recent-img[data-astro-cid-bvzihdzo]{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s ease}.recent-card[data-astro-cid-bvzihdzo]:hover .recent-img[data-astro-cid-bvzihdzo]{transform:scale(1.03)}.recent-img-placeholder[data-astro-cid-bvzihdzo]{width:100%;height:100%;background:linear-gradient(135deg,#f0f0f0,#e0e0e0)}.recent-body[data-astro-cid-bvzihdzo]{padding:1rem 1.1rem 1.1rem;display:flex;flex-direction:column;gap:.3rem;flex:1}.recent-title[data-astro-cid-bvzihdzo]{font-size:.9rem;font-weight:600;color:var(--text-main);line-height:1.4;transition:color .2s;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.recent-card[data-astro-cid-bvzihdzo]:hover .recent-title[data-astro-cid-bvzihdzo]{color:var(--accent-red)}.recent-date[data-astro-cid-bvzihdzo]{font-size:.78rem;color:var(--text-light)}