:root{--nr-1w1kn:#03A5FC;--nr-frovw:#11A4C5;--nr-2e96x:#F1465A;--nr-1rce9:#FDFCFC;--nr-63gi7:#FFFFFF;--nr-dgcgn:#2B2217;--nr-1192o:#746758;--nr-1w15w:#E5DED7;--nr-1lxyk:#0772AB;--nr-174si:#05202E;--nr-q0c6l:4px;--nr-bqz7a:1.06rem;--nr-14yq8:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;--nr-1aw9l:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;--nr-ul23f:1060px;color-scheme:light}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:4.5rem}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;background:var(--nr-1rce9);color:var(--nr-dgcgn);font:17px/1.85 var(--nr-14yq8);overflow-wrap:anywhere}
a{color:var(--nr-1lxyk);text-underline-offset:3px}
a:focus-visible,summary:focus-visible{outline:2px solid var(--nr-1lxyk);outline-offset:3px;border-radius:3px}
svg{display:block}
h1,h2,h3{font-family:var(--nr-1aw9l);line-height:1.3;margin:0;color:var(--nr-dgcgn)}
.nr-1jqoq{max-width:var(--nr-ul23f);margin:0 auto;padding:0 1.25rem}
/* top bar */
.nr-qv031{border-bottom:1px solid var(--nr-1w15w)}
.nr-qv031 .nr-1jqoq{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:3.5rem}
.nr-cvqdq{display:flex;align-items:center;gap:.55rem;color:var(--nr-dgcgn);text-decoration:none;font-weight:700;font-size:.95rem;min-width:0}
.nr-cvqdq .nr-1emnx{width:26px;height:26px;flex:none}
.nr-k8g24{font-size:.8rem;color:var(--nr-1192o);white-space:nowrap}
/* intro */
.nr-1buo1{position:relative;overflow:hidden;background:radial-gradient(120% 90% at 85% 40%,color-mix(in srgb,var(--nr-1w1kn) 22%,var(--nr-1rce9)),var(--nr-1rce9) 70%)}
.nr-1buo1 .nr-1jqoq{position:relative;min-height:min(78vh,640px);display:flex;flex-direction:column;justify-content:center;padding-top:calc(var(--nr-bqz7a)*4);padding-bottom:calc(var(--nr-bqz7a)*4)}
.nr-915c1{position:absolute;right:-4%;top:50%;transform:translateY(-50%);width:min(56%,700px);pointer-events:none}
.nr-915c1 .nr-1qrhj{width:100%;height:auto}
.nr-ofd0c{position:relative;max-width:36rem}
.nr-tv46n{margin:0 0 1.2rem;font-size:.8rem;letter-spacing:.2em;color:var(--nr-1lxyk);font-weight:700}
.nr-1buo1 h1{font-size:clamp(2.2rem,6.4vw,4.4rem);font-weight:900;letter-spacing:-.01em;line-height:1.12}
.nr-1k7hs{font-size:clamp(1.05rem,2.2vw,1.3rem);color:var(--nr-1192o);margin:1.4rem 0 2rem;line-height:1.7}
.nr-11kt0{align-self:flex-start;display:inline-flex;align-items:center;gap:.6rem;padding:.8rem 1.4rem;border-radius:999px;background:var(--nr-1w1kn);color:var(--nr-174si);font-weight:700;text-decoration:none}
.nr-11kt0 svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2.2}
.nr-11kt0:hover{background:var(--nr-frovw)}
/* layout */
.nr-miken{display:grid;grid-template-columns:220px minmax(0,1fr);gap:calc(var(--nr-bqz7a)*4);align-items:start}
.nr-3ssa3{position:sticky;top:2rem;padding-top:calc(var(--nr-bqz7a)*4)}
.nr-136rd{margin:0 0 .8rem;font-size:.72rem;letter-spacing:.24em;color:var(--nr-1192o);font-weight:700}
.nr-3ssa3 ol{list-style:none;margin:0;padding:0;counter-reset:nr-zbcvb;border-left:2px solid var(--nr-1w15w)}
.nr-3ssa3 li{counter-increment:nr-zbcvb}
.nr-3ssa3 .nr-y55y4::after{content:"";counter-increment:nr-zbcvb}
.nr-3ssa3 .nr-1scjf{counter-increment:none}
.nr-3ssa3 a{display:flex;gap:.7rem;padding:.42rem 0 .42rem 1rem;margin-left:-2px;border-left:2px solid transparent;color:var(--nr-1192o);text-decoration:none;font-size:.9rem;line-height:1.45}
.nr-3ssa3 a::before{flex:none;content:counter(nr-zbcvb,decimal-leading-zero);font-variant-numeric:tabular-nums;font-weight:700;font-size:.78rem;padding-top:.1rem;color:color-mix(in srgb,var(--nr-1192o) 70%,transparent)}
.nr-3ssa3 .nr-1scjf a::before{content:"+"}
.nr-3ssa3 a:hover{color:var(--nr-dgcgn)}
.nr-3ssa3 a.nr-174si{color:var(--nr-dgcgn);border-left-color:var(--nr-1w1kn);font-weight:700}
.nr-3ssa3 a.nr-174si::before{color:var(--nr-1lxyk)}
.nr-4c28x{counter-reset:nr-18flo;min-width:0;max-width:46rem}
/* chapters */
.nr-8idxo,.nr-ayrsc{padding:calc(var(--nr-bqz7a)*4.5) 0 calc(var(--nr-bqz7a)*1.5);border-bottom:1px solid var(--nr-1w15w)}
.nr-8idxo:not(.guide),.nr-ayrsc{counter-increment:nr-18flo}
.guide{padding:0;border:0}
.nr-1np9p::before,.nr-ayrsc::before{content:counter(nr-18flo,decimal-leading-zero);display:block;font:900 clamp(3rem,7vw,4.6rem)/1 var(--nr-1aw9l);color:transparent;-webkit-text-stroke:1.5px var(--nr-1w1kn);margin-bottom:.9rem;letter-spacing:-.02em}
.nr-994au h2,.nr-ayrsc h2{font-size:clamp(1.55rem,3.4vw,2.2rem);font-weight:800;margin-bottom:1.2rem}
.nr-11x9p{color:var(--nr-1192o);margin:-.4rem 0 1.8rem}
.nr-ayrsc h3{font-size:1.2rem;margin:2.2rem 0 .6rem}
.nr-ayrsc h3::before{content:"";display:inline-block;width:.55rem;height:.55rem;border-radius:50%;background:var(--nr-2e96x);margin-right:.6rem;vertical-align:.18em}
.nr-ayrsc p{margin:0 0 1.2rem}
.nr-ayrsc>p:first-of-type{font-size:1.12em;color:var(--nr-dgcgn)}
.nr-ayrsc ul,.nr-ayrsc ol{margin:0 0 1.3rem;padding-left:1.4rem}
.nr-ayrsc li{margin:.4rem 0}
.nr-ayrsc li::marker{color:var(--nr-1lxyk);font-weight:700}
/* downloads */
.nr-1n75c{list-style:none;margin:0;padding:0;border-top:1px solid var(--nr-1w15w)}
.nr-1n75c a{display:grid;grid-template-columns:2.6rem minmax(0,1fr) auto;align-items:center;gap:1rem;padding:1rem .4rem;border-bottom:1px solid var(--nr-1w15w);color:var(--nr-dgcgn);text-decoration:none}
.nr-1n75c li:last-child a{border-bottom:0}
.nr-1n75c a:hover{background:color-mix(in srgb,var(--nr-1w1kn) 8%,transparent)}
.nr-1n75c svg{width:2.6rem;height:2.6rem;padding:.55rem;border-radius:var(--nr-q0c6l);background:color-mix(in srgb,var(--nr-1w1kn) 14%,var(--nr-63gi7));fill:none;stroke:var(--nr-1lxyk);stroke-width:1.7}
.nr-1n75c b{display:block;font-size:1.08rem}
.nr-1n75c small{display:block;color:var(--nr-1192o);font-size:.85rem;line-height:1.4}
.nr-1n75c em{font-style:normal;font-size:.85rem;font-weight:700;color:var(--nr-1lxyk);white-space:nowrap}
/* steps */
.nr-bfm2e h3{font-size:1.15rem;margin-bottom:1.2rem}
.nr-1sl6k{list-style:none;margin:0;padding:0;counter-reset:nr-1rc6j}
.nr-1sl6k li{counter-increment:nr-1rc6j;display:grid;grid-template-columns:3.2rem minmax(0,1fr);column-gap:.9rem;padding:1rem 0;border-top:1px dashed var(--nr-1w15w)}
.nr-1sl6k li::before{content:counter(nr-1rc6j);grid-row:span 2;font:800 2rem/1 var(--nr-1aw9l);color:var(--nr-1lxyk)}
.nr-1sl6k strong{font-size:1.02rem}
.nr-1sl6k p{margin:.2rem 0 0;color:var(--nr-1192o);font-size:.95rem}
/* compare */
.nr-1o710{overflow-x:auto;margin:0 -.2rem}
.nr-17jjp{width:100%;border-collapse:collapse;font-size:.93rem;min-width:30rem}
.nr-17jjp caption{text-align:left;font-weight:700;padding-bottom:.8rem;caption-side:top}
.nr-17jjp th,.nr-17jjp td{text-align:left;vertical-align:top;padding:.75rem .8rem;border-bottom:1px solid var(--nr-1w15w)}
.nr-17jjp thead th{border-bottom:2px solid var(--nr-dgcgn);font-size:.82rem;letter-spacing:.06em;color:var(--nr-1192o)}
.nr-17jjp tbody tr:nth-child(odd){background:color-mix(in srgb,var(--nr-63gi7) 70%,transparent)}
/* notes */
.nr-5d21l{display:grid;gap:0}
.nr-7kogy{display:grid;grid-template-columns:7.5rem minmax(0,1fr);column-gap:1.4rem;padding:1.3rem 0;border-top:1px solid var(--nr-1w15w)}
.nr-bz8ml{grid-row:span 2;align-self:start;font-size:.78rem;font-weight:700;color:var(--nr-1lxyk);padding:.2rem .55rem;border:1px solid currentColor;border-radius:var(--nr-q0c6l);text-align:center;line-height:1.5}
.nr-7kogy[data-verdict="不足"] .nr-bz8ml{color:var(--nr-2e96x)}
.nr-7kogy[data-verdict="提示"] .nr-bz8ml{color:var(--nr-1192o)}
.nr-7kogy h3{font-size:1.08rem}
.nr-7kogy p{margin:.35rem 0 0;color:var(--nr-1192o);font-size:.96rem}
/* faq */
.nr-r94v4 details{border-top:1px solid var(--nr-1w15w)}
.nr-r94v4 details:last-of-type{border-bottom:1px solid var(--nr-1w15w)}
.nr-r94v4 summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:1rem;padding:1.1rem 0;font-weight:700;font-size:1.04rem}
.nr-r94v4 summary::-webkit-details-marker{display:none}
.nr-r94v4 summary::after{content:"+";flex:none;width:1.7rem;height:1.7rem;border-radius:50%;border:1px solid var(--nr-1w15w);display:grid;place-items:center;color:var(--nr-1lxyk);font-weight:400}
.nr-r94v4 details[open] summary::after{content:"−";background:var(--nr-1w1kn);border-color:var(--nr-1w1kn);color:var(--nr-174si)}
.nr-r94v4 details p{margin:0 0 1.2rem;color:var(--nr-1192o)}
/* glossary */
.nr-dl9ik{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;margin:0;background:var(--nr-1w15w);border:1px solid var(--nr-1w15w);border-radius:var(--nr-q0c6l);overflow:hidden}
.nr-dl9ik div{background:var(--nr-1rce9);padding:1rem 1.1rem}
.nr-dl9ik dt{font-weight:800;font-family:var(--nr-1aw9l)}
.nr-dl9ik dd{margin:.3rem 0 0;color:var(--nr-1192o);font-size:.92rem;line-height:1.65}
/* more */
.nr-191r6{padding:calc(var(--nr-bqz7a)*4.5) 0 calc(var(--nr-bqz7a)*3)}
.nr-191r6 h2{font-size:1.3rem;margin-bottom:1.2rem}
.nr-1txvn{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2rem}
.nr-191r6 h3,.fapnet-latest h2{font-size:.78rem;letter-spacing:.2em;color:var(--nr-1192o);margin:0 0 .6rem;font-family:var(--nr-14yq8)}
.nr-2zbdl{display:flex;flex-direction:column}
.nr-2zbdl a,.fapnet-latest a{display:block;padding:.5rem 0;border-bottom:1px solid var(--nr-1w15w);text-decoration:none;color:var(--nr-dgcgn);font-size:.95rem}
.nr-2zbdl a:hover,.fapnet-latest a:hover{color:var(--nr-1lxyk)}
.fapnet-latest{margin-top:2rem}
.fapnet-latest ul{list-style:none;margin:0;padding:0}
.nr-pqqzv{display:flex;flex-wrap:wrap;gap:.5rem}
.nr-pqqzv a{padding:.3rem .8rem;border-radius:999px;background:color-mix(in srgb,var(--nr-1w1kn) 12%,var(--nr-63gi7));color:var(--nr-dgcgn);text-decoration:none;font-size:.88rem}
.nr-pqqzv a:hover{background:var(--nr-1w1kn);color:var(--nr-174si)}
/* footer */
.nr-lhu0q{border-top:1px solid var(--nr-1w15w);font-size:.84rem;color:var(--nr-1192o)}
.nr-lhu0q .nr-1jqoq{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.5rem 1.5rem;padding-top:1.3rem;padding-bottom:1.3rem}
.nr-lhu0q p{margin:0}
.top{position:fixed;right:1rem;bottom:1rem;z-index:20;display:inline-flex;align-items:center;gap:.35rem;padding:.55rem .9rem;border-radius:999px;background:var(--nr-63gi7);border:1px solid var(--nr-1w15w);color:var(--nr-dgcgn);font-size:.82rem;text-decoration:none;box-shadow:0 6px 20px color-mix(in srgb,var(--nr-dgcgn) 14%,transparent);transition:opacity .2s,transform .2s}
.top svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2.2}
.nr-orjr1 .top:not(.nr-1eq0f){opacity:0;transform:translateY(.6rem);pointer-events:none;visibility:hidden}
@media (max-width:900px){
.nr-miken{grid-template-columns:minmax(0,1fr);gap:0}
.nr-3ssa3{top:0;z-index:15;padding:.55rem 0;margin:0 -1.25rem;background:color-mix(in srgb,var(--nr-1rce9) 92%,transparent);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid var(--nr-1w15w)}
.nr-136rd{position:absolute;left:-999px}
.nr-3ssa3 ol{display:flex;gap:.4rem;overflow-x:auto;border:0;padding:0 1.25rem;scrollbar-width:none}
.nr-3ssa3 ol::-webkit-scrollbar{display:none}
.nr-3ssa3 a{white-space:nowrap;max-width:14em;overflow:hidden;text-overflow:ellipsis;display:block;margin:0;padding:.35rem .85rem;border:1px solid var(--nr-1w15w);border-radius:999px;font-size:.84rem}
.nr-3ssa3 a::before{margin-right:.4rem}
.nr-3ssa3 a.nr-174si{background:var(--nr-1w1kn);border-color:var(--nr-1w1kn);color:var(--nr-174si)}
.nr-3ssa3 a.nr-174si::before{color:var(--nr-174si)}
.nr-4c28x{max-width:none}
}
@media (max-width:640px){
body{font-size:16px}
.nr-k8g24{display:none}
.nr-1buo1 .nr-1jqoq{min-height:0;padding-top:calc(var(--nr-bqz7a)*3);padding-bottom:calc(var(--nr-bqz7a)*3)}
.nr-915c1{width:130%;right:-55%;top:auto;bottom:-15%;transform:none;opacity:.22}
.nr-8idxo,.nr-ayrsc{padding-top:calc(var(--nr-bqz7a)*3)}
.nr-7kogy{grid-template-columns:minmax(0,1fr)}
.nr-bz8ml{grid-row:auto;justify-self:start;margin-bottom:.5rem}
.nr-dl9ik,.nr-1txvn{grid-template-columns:minmax(0,1fr)}
.nr-1n75c em{display:none}
}
@media (prefers-reduced-motion:reduce){.top{transition:none}}
h1{text-wrap:balance}