.blog-shell{min-height:100vh}.blog-shell :where(h1,h2,h3,p){margin:revert}.blog-shell{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--ink:#18181a;--muted:#64646c;--yellow:#ffb319;--blue:#2264be}.blog-shell *{box-sizing:border-box}.blog-shell{scroll-behavior:smooth;color:var(--ink);background:#fff;margin:0;scroll-padding-top:24px;font:16px/1.75 Helvetica,PingFang SC,Microsoft YaHei,Arial,sans-serif}.blog-shell a{color:var(--blue);text-underline-offset:4px}.blog-shell a:hover{text-decoration:underline}.blog-shell a:focus-visible,.blog-shell summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}.blog-shell img{max-width:100%;height:auto}.blog-shell h1,.blog-shell h2,.blog-shell h3{letter-spacing:-.025em;line-height:1.4}.blog-shell .wrap{max-width:1140px;margin:auto;padding:0 24px}.blog-shell .skip-link{z-index:10;background:#fff;padding:10px 18px;position:absolute;top:-80px;left:16px}.blog-shell .skip-link:focus{top:8px}.blog-shell .site-header{background:#fff;border-bottom:1px solid #ececef}.blog-shell .header-inner{justify-content:space-between;align-items:center;gap:24px;min-height:80px;display:flex}.blog-shell .brand{color:var(--ink);white-space:nowrap;align-items:center;gap:10px;font-size:21px;font-weight:700;text-decoration:none;display:inline-flex}.blog-shell .brand>span{background:var(--ink);width:40px;height:40px;color:var(--yellow);border-radius:12px;place-items:center;font-size:30px;display:grid}.blog-shell .header-inner nav{gap:28px;display:flex}.blog-shell .header-inner nav a,.blog-shell .header-inner nav button{color:var(--ink);font-size:15px;text-decoration:none}.blog-shell .header-inner nav a[aria-current]{text-decoration:underline;-webkit-text-decoration-color:var(--yellow);text-decoration-color:var(--yellow);text-underline-offset:8px;font-weight:700;text-decoration-thickness:3px}.blog-shell .breadcrumbs{color:var(--muted);padding:24px 0 0;font-size:13px}.blog-shell .breadcrumbs ol{flex-wrap:wrap;gap:6px 10px;margin:0;padding:0;list-style:none;display:flex}.blog-shell .breadcrumbs li{overflow-wrap:anywhere}.blog-shell .breadcrumbs li+li:before{content:"/";color:#aaa;padding-right:10px}.blog-shell .breadcrumbs a{color:var(--muted);text-decoration:none}.blog-shell .blog-hero{max-width:780px;padding:62px 0 42px}.blog-shell .eyebrow{color:var(--muted);letter-spacing:.08em;margin:0 0 12px;font-size:13px;font-weight:700}.blog-shell .blog-hero h1{margin:0 0 20px;font-size:clamp(34px,5vw,54px)}.blog-shell .blog-hero>p:last-child{color:var(--muted);margin:0;font-size:18px}.blog-shell .category-nav{border-bottom:1px solid #ececef;flex-wrap:wrap;gap:10px;margin-bottom:32px;padding:0 0 28px;display:flex}.blog-shell .category-nav a{color:var(--ink);background:#f3f3f5;border-radius:24px;padding:7px 20px;font-size:14px;text-decoration:none}.blog-shell .category-nav a[aria-current]{background:var(--ink);color:#fff}.blog-shell .article-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;display:grid}.blog-shell .article-card{border:1px solid #e7e7eb;border-radius:18px;flex-direction:column;display:flex;overflow:hidden}.blog-shell .card-cover{aspect-ratio:16/9;background:#f7f7f8;display:block;overflow:hidden}.blog-shell .card-cover img{object-fit:cover;width:100%;height:100%;display:block}.blog-shell .card-content{flex-direction:column;flex:1;padding:24px;display:flex}.blog-shell .card-meta{color:var(--muted);flex-wrap:wrap;gap:8px 14px;font-size:12px;display:flex}.blog-shell .card-meta>span{color:#805500}.blog-shell .article-card h2{overflow-wrap:anywhere;margin:14px 0 12px;font-size:21px}.blog-shell .article-card h2 a{color:var(--ink);text-decoration:none}.blog-shell .article-card h2 a:hover{text-decoration:underline}.blog-shell .article-card p{color:var(--muted);overflow-wrap:anywhere;margin:0 0 28px;font-size:14px}.blog-shell .card-bottom{color:var(--muted);flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:auto;font-size:12px;display:flex}.blog-shell .card-bottom a{font-weight:600;text-decoration:none}.blog-shell .empty-state{text-align:center;background:#fff9eb;border-radius:24px;margin:36px 0;padding:64px 24px}.blog-shell .empty-state>span{color:#9a6500;font-size:44px;display:block}.blog-shell .empty-state h1,.blog-shell .empty-state h2{margin:12px 0}.blog-shell .empty-state p{color:var(--muted);margin-bottom:24px}.blog-shell .button{background:var(--ink);color:#fff;border-radius:24px;padding:10px 22px;text-decoration:none;display:inline-block}.blog-shell .pagination{justify-content:space-between;gap:16px;margin:40px 0;font-size:14px;display:flex}.blog-shell .pagination>span{color:var(--muted)}.blog-shell .article-header{max-width:840px;padding:42px 0 36px}.blog-shell .category-label{color:#805500;background:#fff3d5;border-radius:20px;padding:3px 12px;font-size:13px;text-decoration:none;display:inline-block}.blog-shell .article-header h1{overflow-wrap:anywhere;text-wrap:balance;margin:20px 0;font-size:clamp(30px,4vw,44px)}.blog-shell .article-description{color:var(--muted);margin:0 0 24px;font-size:18px}.blog-shell .article-meta{color:var(--muted);flex-wrap:wrap;gap:8px 20px;font-size:13px;display:flex}.blog-shell .tags{flex-wrap:wrap;gap:8px;margin:18px 0 0;padding:0;list-style:none;display:flex}.blog-shell .tags li{color:var(--muted);background:#f3f3f5;border-radius:6px;padding:2px 10px;font-size:12px}.blog-shell .article-cover{object-fit:cover;border-radius:16px;width:100%;max-height:480px;margin-top:28px;display:block}.blog-shell .reading-layout{grid-template-columns:minmax(0,760px) minmax(180px,1fr);align-items:start;gap:56px;display:grid}.blog-shell .reading-content{overflow-wrap:anywhere;min-width:0}.blog-shell .takeaways{border-left:4px solid var(--yellow);background:#fff9eb;border-radius:0 14px 14px 0;margin-bottom:36px;padding:22px 28px}.blog-shell .takeaways h2{margin:0 0 12px;font-size:18px}.blog-shell .takeaways ul{margin:0;padding-left:22px}.blog-shell .takeaways li+li{margin-top:8px}.blog-shell .prose{font-size:17px;line-height:1.95}.blog-shell .prose>:first-child{margin-top:0}.blog-shell .prose h2{border-bottom:1px solid #ececef;margin:44px 0 18px;padding-bottom:12px;font-size:27px}.blog-shell .prose h3{margin:28px 0 14px;font-size:21px}.blog-shell .prose p,.blog-shell .prose ul,.blog-shell .prose ol{margin:0 0 22px}.blog-shell .prose ul,.blog-shell .prose ol{padding-left:26px}.blog-shell .prose li>p{margin-bottom:8px}.blog-shell .prose img{border-radius:10px;margin:24px auto;display:block}.blog-shell .prose blockquote{color:var(--muted);background:#f8f8fa;border-left:3px solid #d9d9e1;margin:24px 0;padding:8px 22px}.blog-shell .prose blockquote>:last-child{margin-bottom:0}.blog-shell .prose code{background:#f2f2f5;border-radius:4px;padding:3px 6px;font-size:.88em}.blog-shell .prose pre{color:#f5f5f7;background:#202027;border-radius:12px;padding:22px;overflow-x:auto}.blog-shell .prose pre code{white-space:pre;background:0 0;padding:0}.blog-shell .prose table{border-collapse:collapse;width:100%;margin:24px 0;font-size:15px;display:block;overflow-x:auto}.blog-shell .prose th,.blog-shell .prose td{text-align:left;border:1px solid #e3e3e8;min-width:100px;padding:10px 16px}.blog-shell .prose th{background:#f6f6f8}.blog-shell .prose hr{border:0;border-top:1px solid #e3e3e8;margin:36px 0}.blog-shell .prose.wechat-content{font-size:16px;line-height:1.8}.blog-shell .wechat-content *{box-sizing:border-box;max-width:100%}.blog-shell .prose.wechat-content p{margin:0 0 1em}.blog-shell .prose.wechat-content h2,.blog-shell .prose.wechat-content h3{border:0;padding:0}.blog-shell .prose.wechat-content img{border-radius:0;margin:0 auto;max-width:100%!important;height:auto!important}.blog-shell .prose.wechat-content span>img,.blog-shell .prose.wechat-content a>img{display:inline-block}.blog-shell .prose.wechat-content pre{white-space:pre-wrap}.blog-shell .toc{border-left:1px solid #e7e7eb;max-height:calc(100vh - 48px);padding-left:22px;font-size:13px;position:sticky;top:24px;overflow-y:auto}.blog-shell .mobile-toc{display:none}.blog-shell .toc>strong{margin-bottom:16px;font-size:14px;display:block}.blog-shell .toc ol,.blog-shell .mobile-toc ol{margin:0;padding:0;list-style:none}.blog-shell .toc li,.blog-shell .mobile-toc li{overflow-wrap:anywhere;margin-bottom:12px}.blog-shell .toc li.h3,.blog-shell .mobile-toc li.h3{padding-left:14px}.blog-shell .toc a,.blog-shell .mobile-toc a{color:var(--muted);text-decoration:none}.blog-shell .toc a:hover{color:var(--blue)}.blog-shell .sources{border-top:1px solid #e7e7eb;margin-top:40px;padding-top:20px;font-size:14px}.blog-shell .sources h2{font-size:20px}.blog-shell .sources ol{padding-left:22px}.blog-shell .sources li{margin-bottom:12px}.blog-shell .sources small{color:var(--muted);display:block}.blog-shell .related-articles,.blog-shell .related-products{border-top:1px solid #e7e7eb;margin-top:64px;padding-top:36px}.blog-shell .related-articles>h2,.blog-shell .related-products>h2{margin:0 0 24px;font-size:26px}.blog-shell .related-products>p:not(.eyebrow){color:var(--muted);font-size:14px}.blog-shell .product-links{flex-wrap:wrap;gap:16px;display:flex}.blog-shell .product-links a{background:#fff9eb;border-radius:14px;flex-direction:column;padding:20px 24px;text-decoration:none;display:flex}.blog-shell .product-links strong{color:var(--ink)}.blog-shell .product-links span{margin-top:4px;font-size:13px}.blog-shell .site-footer{color:var(--muted);border-top:1px solid #ececef;margin-top:80px;padding:32px 0;font-size:13px}.blog-shell .site-footer>div{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px 28px;display:flex}.blog-shell .site-footer p{margin:0}.blog-shell .site-footer nav{flex-wrap:wrap;gap:20px;display:flex}.blog-shell .site-footer a{color:var(--muted);text-decoration:none}@media (max-width:900px){.blog-shell .article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.blog-shell .reading-layout{grid-template-columns:minmax(0,1fr);gap:28px}.blog-shell .toc{display:none}.blog-shell .mobile-toc{border:1px solid #e7e7eb;border-radius:12px;max-height:240px;margin-bottom:28px;padding:16px 20px;font-size:14px;display:block;overflow-y:auto}.blog-shell .mobile-toc summary{cursor:pointer;font-weight:700}.blog-shell .mobile-toc[open] summary{margin-bottom:12px}}@media (max-width:560px){.blog-shell .wrap{padding:0 20px}.blog-shell .header-inner{flex-wrap:wrap;gap:16px;min-height:72px;padding-top:12px;padding-bottom:12px}.blog-shell .brand{gap:8px;font-size:18px}.blog-shell .brand>span{border-radius:9px;width:32px;height:32px;font-size:25px}.blog-shell .header-inner nav{gap:16px}.blog-shell .header-inner nav a,.blog-shell .header-inner nav button{font-size:13px}.blog-shell .blog-hero{padding:40px 0 32px}.blog-shell .blog-hero>p:last-child,.blog-shell .article-description{font-size:16px}.blog-shell .category-nav{gap:8px}.blog-shell .category-nav a{padding:6px 14px;font-size:13px}.blog-shell .article-grid{grid-template-columns:minmax(0,1fr);gap:18px}.blog-shell .article-header{padding-top:28px}.blog-shell .article-header h1{font-size:30px}.blog-shell .prose{font-size:16px}.blog-shell .prose h2{font-size:23px}.blog-shell .takeaways{padding:18px 20px}.blog-shell .site-footer{margin-top:56px}}@media (prefers-reduced-motion:reduce){.blog-shell{scroll-behavior:auto}}.blog-shell .brand img{object-fit:contain;border-radius:12px;width:40px;height:40px}.blog-shell .brand b{white-space:normal;overflow-wrap:anywhere;max-width:min(40vw,320px)}.blog-shell .brand>span,.blog-shell .brand img{flex-shrink:0}.blog-shell .footer-info{overflow-wrap:anywhere;margin-top:24px}.blog-shell .footer-info p{white-space:pre-line}.blog-shell .footer-info nav{flex-wrap:wrap;gap:12px;display:flex}