:root{--bi-lneeo:#04CAFB;--bi-1fr09:#08D1E7;--bi-1yhzx:#F13B60;--bi-ae1jn:#F6F6F9;--bi-muxwk:#F8F8FC;--bi-xgtdp:#17182B;--bi-1ih4t:#585974;--bi-1bpyc:#D3D3E4;--bi-npewz:#077F9D;--bi-1kg6o:#07313C;--bi-3d74i:8px;--bi-fo3c9:1.14rem;--bi-1vxhf:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;--bi-yo8a7:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;--bi-j2t3p:1080px;color-scheme:light}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:4.5rem;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bi-ae1jn);color:var(--bi-xgtdp);font:15px/1.75 var(--bi-1vxhf);overflow-wrap:anywhere}
a{color:var(--bi-npewz);text-underline-offset:3px}
a:focus-visible,summary:focus-visible,button:focus-visible{outline:2px solid var(--bi-npewz);outline-offset:2px;border-radius:3px}
h1,h2,h3{font-family:var(--bi-yo8a7);line-height:1.3;color:var(--bi-xgtdp)}
.bi-1028e{position:absolute;left:-999px;top:0;background:var(--bi-lneeo);color:var(--bi-1kg6o);padding:.5rem 1rem;z-index:20}
.bi-1028e:focus{left:1rem}
.bi-1w69o{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bi-ae1jn) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--bi-1bpyc)}
.bi-1i5vr{max-width:calc(var(--bi-j2t3p) + 160px);margin:0 auto;padding:.55rem 1rem;display:flex;align-items:center;gap:.9rem;min-height:3.4rem}
.bi-jnf9c{display:flex;align-items:center;gap:.55rem;color:var(--bi-xgtdp);text-decoration:none;font-weight:700;white-space:nowrap}
.bi-jnf9c .bi-1o080{width:26px;height:26px;flex:none}
.bi-1yg8u{display:flex;align-items:center;gap:.4rem;min-width:0;font:13px/1.4 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--bi-1ih4t);padding-left:.9rem;border-left:1px solid var(--bi-1bpyc)}
.bi-1yg8u span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bi-1yg8u b{font-weight:500;color:var(--bi-xgtdp);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bi-8ip1n{margin-left:auto;flex:none;background:var(--bi-lneeo);color:var(--bi-1kg6o);text-decoration:none;font-size:13px;font-weight:600;padding:.4rem .85rem;border-radius:var(--bi-3d74i)}
.bi-tcuzd{max-width:calc(var(--bi-j2t3p) + 160px);margin:0 auto;padding:0 1rem;display:grid;grid-template-columns:230px minmax(0,1fr) 210px;gap:calc(var(--bi-fo3c9)*2.4)}
.bi-hs9i6{position:sticky;top:3.4rem;align-self:start;max-height:calc(100vh - 3.4rem);overflow:auto;padding:1.6rem 0 2rem;font-size:14px}
.bi-hs9i6>details>summary{display:none}
.bi-j06th{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--bi-1ih4t);margin:0 0 .6rem;font-family:var(--bi-1vxhf)}
.bi-18p3a,.bi-18p3a ul{list-style:none;margin:0;padding:0}
.bi-18p3a>li{margin-bottom:.15rem}
.bi-18p3a a{display:flex;align-items:center;gap:.5rem;padding:.32rem .6rem;border-radius:var(--bi-3d74i);color:var(--bi-xgtdp);text-decoration:none}
.bi-18p3a a:hover{background:color-mix(in srgb,var(--bi-lneeo) 12%,transparent)}
.bi-18p3a svg{width:15px;height:15px;flex:none;stroke:var(--bi-1ih4t)}
.bi-18p3a ul{margin:.15rem 0 .35rem 1.05rem;padding-left:.7rem;border-left:1px solid var(--bi-1bpyc)}
.bi-18p3a ul a{font-size:13px;color:var(--bi-1ih4t);padding:.22rem .5rem;display:block}
.bi-17wzz{margin-top:1.4rem;padding-top:1rem;border-top:1px dashed var(--bi-1bpyc);font-size:12px;color:var(--bi-1ih4t)}
.bi-y562q{min-width:0;padding:1.8rem 0 3rem}
.bi-vzugy{font:12px/1 ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--bi-npewz);letter-spacing:.06em;margin:0 0 .8rem}
.bi-y562q h1{font-size:clamp(1.65rem,1.2rem + 1.8vw,2.35rem);margin:0 0 .7rem;letter-spacing:-.01em}
.bi-1qgco{font-size:1.06rem;color:var(--bi-1ih4t);margin:0 0 1.2rem;max-width:44em}
.bi-13g8e{display:flex;flex-wrap:wrap;gap:.4rem 1.2rem;font-size:13px;color:var(--bi-1ih4t);padding-bottom:1.2rem;border-bottom:1px solid var(--bi-1bpyc);margin-bottom:1.6rem}
.bi-jcb1q{display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:1.2rem;align-items:stretch;margin-bottom:2.4rem}
.bi-1h7xh{border:1px solid var(--bi-1bpyc);border-left:3px solid var(--bi-lneeo);background:var(--bi-muxwk);border-radius:var(--bi-3d74i);padding:1rem 1.2rem}
.bi-1h7xh h2{font-size:14px;margin:0 0 .5rem}
.bi-1h7xh ol{margin:0;padding-left:1.3rem;columns:2;column-gap:1.6rem;font-size:14px}
.bi-1h7xh li{break-inside:avoid;padding:.12rem 0}
.bi-w5ad8{margin:0;border:1px solid var(--bi-1bpyc);border-radius:var(--bi-3d74i);background:color-mix(in srgb,var(--bi-lneeo) 7%,var(--bi-ae1jn));display:flex;flex-direction:column;justify-content:center;overflow:hidden}
.bi-w5ad8 .bi-11l5s{display:block;width:100%;height:auto}
.bi-w5ad8 figcaption{font-size:12px;color:var(--bi-1ih4t);padding:.35rem .7rem;border-top:1px solid var(--bi-1bpyc)}
.bi-1lr4h{margin:0 0 2.8rem}
.bi-1lr4h>h2,.bi-vlpxt h2{font-size:1.4rem;margin:0 0 .9rem;padding-bottom:.45rem;border-bottom:1px solid var(--bi-1bpyc);position:relative}
.bi-13bsx{color:var(--bi-lneeo);opacity:.0;margin-left:.35rem;text-decoration:none;font-weight:400;transition:opacity .15s}
h2:hover .bi-13bsx,.bi-13bsx:focus{opacity:1}
.bi-1cx4u{color:var(--bi-1ih4t);margin:-.4rem 0 1rem;font-size:14px}
.download{list-style:none;margin:0;padding:0;border:1px solid var(--bi-1bpyc);border-radius:var(--bi-3d74i);overflow:hidden}
.download li+li{border-top:1px solid var(--bi-1bpyc)}
.download a{display:grid;grid-template-columns:2.2rem minmax(0,1fr) auto;align-items:center;gap:.8rem;padding:.75rem 1rem;color:var(--bi-xgtdp);text-decoration:none;background:var(--bi-muxwk)}
.download a:hover{background:color-mix(in srgb,var(--bi-lneeo) 10%,var(--bi-muxwk))}
.download svg{width:22px;height:22px;stroke:var(--bi-npewz)}
.download b{font-weight:600;display:block}
.download small{color:var(--bi-1ih4t);font-size:12.5px}
.download em{font-style:normal;font-size:12px;font-weight:600;color:var(--bi-1kg6o);background:var(--bi-lneeo);padding:.2rem .65rem;border-radius:999px}
.bi-vlpxt{margin:0 0 2.8rem}
.bi-vlpxt h3{font-size:1.1rem;margin:1.6rem 0 .5rem}
.bi-vlpxt p{margin:0 0 1rem}
.bi-vlpxt ul,.bi-vlpxt ol{padding-left:1.4rem;margin:0 0 1rem}
.bi-vlpxt li{margin:.25rem 0}
.bi-15ts1{display:grid;gap:.8rem}
.bi-10szk{--bi-1g7vg:var(--bi-1fr09);border:1px solid var(--bi-1bpyc);border-left:4px solid var(--bi-1g7vg);background:color-mix(in srgb,var(--bi-1g7vg) 7%,var(--bi-ae1jn));border-radius:var(--bi-3d74i);padding:.85rem 1.1rem}
.bi-10szk[data-verdict="优点"]{--bi-1g7vg:var(--bi-lneeo)}
.bi-10szk[data-verdict="不足"]{--bi-1g7vg:var(--bi-1yhzx)}
.bi-1sbfv{display:inline-flex;align-items:center;gap:.4rem;font-size:12px;font-weight:700;color:var(--bi-xgtdp);letter-spacing:.04em}
.bi-1sbfv::before{content:"i";display:inline-grid;place-items:center;width:1.15rem;height:1.15rem;border-radius:50%;background:var(--bi-1g7vg);color:var(--bi-1kg6o);font:700 11px/1 Georgia,serif}
.bi-10szk[data-verdict="不足"] .bi-1sbfv::before{content:"!"}
.bi-10szk[data-verdict="优点"] .bi-1sbfv::before{content:"✓"}
.bi-10szk h3{font-size:1rem;margin:.3rem 0 .2rem}
.bi-10szk p{margin:0;font-size:14px;color:var(--bi-1ih4t)}
.bi-1gwui{background:var(--bi-muxwk);border:1px solid var(--bi-1bpyc);border-radius:var(--bi-3d74i);padding:1.2rem 1.4rem}
.bi-d96yt h3{font-size:1.05rem;margin:0 0 1rem}
.steps{list-style:none;margin:0;padding:0;counter-reset:bi-avo3q}
.steps li{counter-increment:bi-avo3q;position:relative;padding:0 0 1.1rem 2.8rem}
.steps li::before{content:counter(bi-avo3q);position:absolute;left:0;top:0;width:1.9rem;height:1.9rem;display:grid;place-items:center;border-radius:50%;background:var(--bi-lneeo);color:var(--bi-1kg6o);font:700 13px/1 ui-monospace,Menlo,monospace}
.steps li::after{content:"";position:absolute;left:.92rem;top:2.1rem;bottom:.2rem;border-left:2px dotted var(--bi-1bpyc)}
.steps li:last-child{padding-bottom:0}
.steps li:last-child::after{display:none}
.steps strong{display:block;line-height:1.9rem}
.steps p{margin:.1rem 0 0;font-size:14px;color:var(--bi-1ih4t)}
.glossary{margin:0;border-top:1px solid var(--bi-1bpyc)}
.glossary div{display:grid;grid-template-columns:10em minmax(0,1fr);gap:1rem;padding:.7rem 0;border-bottom:1px solid var(--bi-1bpyc)}
.glossary dt{font:600 14px/1.6 ui-monospace,SFMono-Regular,Menlo,var(--bi-1vxhf);color:var(--bi-npewz)}
.glossary dd{margin:0;font-size:14px}
.bi-g777e{overflow-x:auto;border:1px solid var(--bi-1bpyc);border-radius:var(--bi-3d74i)}
.bi-jswio{width:100%;border-collapse:collapse;font-size:14px;min-width:30rem}
.bi-jswio caption{caption-side:top;text-align:left;font-size:13px;color:var(--bi-1ih4t);padding:.6rem .9rem}
.bi-jswio th,.bi-jswio td{padding:.6rem .9rem;text-align:left;border-top:1px solid var(--bi-1bpyc);vertical-align:top}
.bi-jswio thead th{background:var(--bi-muxwk);font-size:13px}
.bi-jswio tbody th{font-weight:600}
.faq details{border-bottom:1px solid var(--bi-1bpyc)}
.faq summary{cursor:pointer;padding:.75rem 0;font-weight:600;list-style:none;display:flex;gap:.6rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"+";font-family:ui-monospace,Menlo,monospace;color:var(--bi-npewz);width:1rem;flex:none}
.faq details[open] summary::before{content:"−"}
.faq details p{margin:0 0 .9rem 1.6rem;color:var(--bi-1ih4t);font-size:14px}
.bi-1s178{display:grid;grid-template-columns:repeat(auto-fill,minmax(12rem,1fr));gap:.5rem}
.bi-1s178 a{display:block;padding:.55rem .8rem;border:1px solid var(--bi-1bpyc);border-radius:var(--bi-3d74i);text-decoration:none;font-size:14px;background:var(--bi-muxwk)}
.bi-1s178 a::before{content:"→ ";color:var(--bi-1ih4t)}
.bi-1s178 a:hover{border-color:var(--bi-lneeo)}
.fapnet-latest{margin:0 0 2.8rem}
.fapnet-latest h2{font-size:1.4rem;margin:0 0 .9rem;padding-bottom:.45rem;border-bottom:1px solid var(--bi-1bpyc)}
.fapnet-latest ul{list-style:none;margin:0;padding:0}
.fapnet-latest li{padding:.45rem 0;border-bottom:1px dashed var(--bi-1bpyc)}
.fapnet-latest a{text-decoration:none}
.bi-19mxi{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;margin-top:1rem}
.bi-19mxi a{display:block;border:1px solid var(--bi-1bpyc);border-radius:var(--bi-3d74i);padding:.8rem 1rem;text-decoration:none;color:var(--bi-xgtdp)}
.bi-19mxi a:hover{border-color:var(--bi-lneeo)}
.bi-19mxi small{display:block;font-size:12px;color:var(--bi-1ih4t)}
.bi-19mxi b{color:var(--bi-npewz)}
.bi-19mxi a+a{text-align:right}
.bi-1akid{position:sticky;top:3.4rem;align-self:start;padding:1.8rem 0 2rem;font-size:13px;max-height:calc(100vh - 3.4rem);overflow:auto}
.bi-1akid h2{font-size:12px;margin:0 0 .6rem;color:var(--bi-1ih4t);font-family:var(--bi-1vxhf);font-weight:600}
.bi-1akid ul{list-style:none;margin:0 0 1.6rem;padding:0;border-left:1px solid var(--bi-1bpyc)}
.bi-1akid li a{display:block;padding:.25rem 0 .25rem .8rem;margin-left:-1px;border-left:2px solid transparent;color:var(--bi-1ih4t);text-decoration:none;line-height:1.45}
.bi-1akid li a:hover{color:var(--bi-xgtdp)}
.bi-1akid li a[aria-current]{color:var(--bi-npewz);border-left-color:var(--bi-lneeo);font-weight:600}
.bi-66o0u a{display:block;padding:.2rem 0;font-size:13px}
.bi-18n1t{border-top:1px solid var(--bi-1bpyc);background:var(--bi-muxwk);font-size:13px;color:var(--bi-1ih4t)}
.bi-sytgd{max-width:calc(var(--bi-j2t3p) + 160px);margin:0 auto;padding:1.2rem 1rem;display:flex;flex-wrap:wrap;justify-content:space-between;gap:.5rem 1.5rem}
.bi-18n1t a{color:var(--bi-1ih4t)}
@media (max-width:1180px){.bi-tcuzd{grid-template-columns:210px minmax(0,1fr)}.bi-1akid{position:static;grid-column:2;max-height:none;padding:0 0 2rem}.bi-weu3j,#toc-list{display:none}}
@media (max-width:820px){
.bi-tcuzd{display:block}
.bi-hs9i6{position:static;max-height:none;padding:1rem 0 0;overflow:visible}
.bi-hs9i6>details{border:1px solid var(--bi-1bpyc);border-radius:var(--bi-3d74i);background:var(--bi-muxwk)}
.bi-hs9i6>details>summary{display:flex;align-items:center;justify-content:space-between;padding:.6rem .9rem;cursor:pointer;font-weight:600;list-style:none}
.bi-hs9i6>details>summary::-webkit-details-marker{display:none}
.bi-hs9i6>details>summary::after{content:"▾";color:var(--bi-1ih4t)}
.bi-hs9i6>details[open]>summary::after{content:"▴"}
.bi-hs9i6>details>div{padding:0 .6rem .8rem}
.bi-j06th{display:none}
.bi-jcb1q{grid-template-columns:1fr}
.bi-w5ad8{max-width:280px}
.bi-1yg8u{display:none}
}
@media (max-width:520px){
.bi-1h7xh ol{columns:1}
.glossary div{grid-template-columns:1fr;gap:.15rem}
.bi-19mxi{grid-template-columns:1fr}
.bi-19mxi a+a{text-align:left}
.download em{display:none}
.bi-1gwui{padding:1rem}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
h1{text-wrap:balance}