:root{--bg:#ffffff;--bg-secondary:#f7f8fa;--text:#1a1a2e;--text-muted:#6b7280;--accent:#3b82f6;--accent-dark:#2563eb;--border:#e5e7eb;--shadow:0 1px 3px rgba(0,0,0,.06);--radius:8px;--max-w:1100px;--header-h:64px}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:inter,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{max-width:var(--max-w);margin:0 auto;padding:0 20px}.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);height:var(--header-h);display:flex;align-items:center}.header-inner{display:flex;align-items:center;justify-content:space-between;width:100%}.site-logo{font-size:1.2rem;font-weight:700;letter-spacing:-.5px;color:var(--text)}.site-logo 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var(--border);align-items:flex-start}.list-item:first-child{padding-top:0}.list-thumb{width:160px;min-width:160px;aspect-ratio:16/9;object-fit:cover;border-radius:6px;background:var(--bg-secondary);flex-shrink:0}.list-body{flex:1}.list-title{font-size:1.05rem;font-weight:600;margin-bottom:6px}.list-title a:hover{color:var(--accent)}.list-summary{font-size:.88rem;color:var(--text-muted);margin-bottom:10px;line-height:1.5}.pagination{display:flex;justify-content:center;align-items:center;gap:6px;padding:32px 0}.pg{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;border-radius:6px;font-size:.875rem;font-weight:500;border:1px solid var(--border);background:var(--bg);color:var(--text-muted);transition:all .15s}.pg:hover{border-color:var(--accent);color:var(--accent)}.pg.current{background:var(--accent);border-color:var(--accent);color:#fff}.pg.disabled{opacity:.4;pointer-events:none}.article-header{padding:36px 0 28px}.article-header .container{max-width:760px}.article-title{font-size:1.9rem;font-weight:700;line-height:1.3;letter-spacing:-.5px;margin-bottom:16px}.article-meta{font-size:.85rem;color:var(--text-muted);display:flex;gap:16px;flex-wrap:wrap}.article-cover{width:100%;aspect-ratio:16/7;object-fit:cover;border-radius:var(--radius);margin-bottom:32px;background:var(--bg-secondary)}.article-content{max-width:680px}.article-content p{margin-bottom:18px;font-size:1rem;line-height:1.75}.article-content h2,.article-content h3{margin:28px 0 12px;font-weight:600}.article-content h2{font-size:1.35rem}.article-content h3{font-size:1.15rem}.article-content ul,.article-content ol{padding-left:24px;margin-bottom:18px}.article-content li{margin-bottom:6px}.article-content blockquote{border-left:3px solid var(--accent);padding:12px 18px;margin:20px 0;background:var(--bg-secondary);border-radius:0 6px 6px 0;color:var(--text-muted);font-style:italic}.article-content table{width:100%;border-collapse:collapse;margin:24px 0;font-size:.9rem;border-radius:var(--radius);overflow:hidden;box-shadow:0 0 0 1px var(--border)}.article-content thead{background:var(--bg-secondary)}.article-content th{text-align:left;font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);padding:12px 16px;border-bottom:2px solid var(--border)}.article-content td{padding:11px 16px;border-bottom:1px solid var(--border);line-height:1.5}.article-content tr:last-child td{border-bottom:none}.article-content tbody tr:hover{background:rgba(59,130,246,4%)}.article-content td code,.article-content th code{font-size:.8em;background:var(--bg-secondary);padding:2px 5px;border-radius:3px}.article-content table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.article-content a{color:var(--accent)}.article-content a:hover{text-decoration:underline}.article-content img{border-radius:6px;margin:20px 0}.article-content code{font-family:fira code,monospace;background:var(--bg-secondary);padding:2px 6px;border-radius:4px;font-size:.875em}.article-content pre{background:#1e1e2e;color:#cdd6f4;padding:18px 20px;border-radius:8px;overflow-x:auto;margin:20px 0}.article-content pre code{background:0 0;padding:0}.tag-list{display:flex;gap:8px;flex-wrap:wrap;margin-top:28px}.tag{display:inline-block;font-size:.78rem;font-weight:500;color:var(--text-muted);background:var(--bg-secondary);border:1px solid var(--border);padding:4px 12px;border-radius:20px;transition:all .15s}.tag:hover{background:var(--accent);color:#fff;border-color:var(--accent)}.toc-wrap{max-width:680px}.toc{border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;margin:0 0 28px}.toc summary{font-weight:600;font-size:.9rem;cursor:pointer;margin-bottom:8px}.toc ul{padding-left:16px}.toc li{margin-bottom:4px;font-size:.875rem}.toc a{color:var(--text-muted)}.toc a:hover{color:var(--accent)}.related{padding:32px 0;border-top:1px solid var(--border);margin-top:16px}.layout-with-sidebar{display:grid;grid-template-columns:1fr 280px;gap:40px;align-items:start}.sidebar{position:sticky;top:calc(var(--header-h) + 24px)}.sidebar-widget{border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:20px}.sidebar-widget h3{font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid var(--border);color:var(--text)}.sidebar-links li{padding:6px 0;border-bottom:1px solid var(--bg-secondary);font-size:.875rem}.sidebar-links li:last-child{border-bottom:none}.sidebar-links a{color:var(--text-muted)}.sidebar-links a:hover{color:var(--accent)}.site-footer{border-top:1px solid var(--border);padding:28px 0;background:var(--bg-secondary);margin-top:48px}.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}.footer-copy{font-size:.85rem;color:var(--text-muted)}.footer-links{display:flex;gap:20px}.footer-links a{font-size:.85rem;color:var(--text-muted)}.footer-links a:hover{color:var(--accent)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}@media(max-width:768px){.nav{gap:16px}.hero h1{font-size:1.7rem}.grid{grid-template-columns:1fr}.list-item{flex-direction:column}.list-thumb{width:100%;min-width:unset}.layout-with-sidebar{grid-template-columns:1fr}.sidebar{position:static}.article-title{font-size:1.5rem}.footer-inner{flex-direction:column;text-align:center}}