:root{--ob-11y3g:#0BAADA;--ob-104wv:#1E99F1;--ob-8qkmx:#F53D6E;--ob-vxu7e:#08181B;--ob-zu5gw:#16292D;--ob-1duec:#E6EEF0;--ob-1e11i:#9CB5BA;--ob-193iu:#2B4A50;--ob-1p90n:#3DCEFA;--ob-1b21a:#05242E;--ob-s0jv2:8px;--ob-1unxg:0.86rem;--ob-txsp0:"HarmonyOS Sans SC","MiSans","PingFang SC","Microsoft YaHei",sans-serif;--ob-1mini:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;--ob-1y0q1:1020px;color-scheme:dark}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:4rem}
body{margin:0;background:var(--ob-vxu7e);color:var(--ob-1duec);font:16px/1.75 var(--ob-txsp0);overflow-wrap:anywhere}
a{color:var(--ob-1p90n);text-underline-offset:3px}
a:focus-visible,summary:focus-visible{outline:2px solid var(--ob-1p90n);outline-offset:3px;border-radius:2px}
svg{display:block}
h1,h2,h3{font-family:var(--ob-1mini);color:var(--ob-1duec);line-height:1.3;margin:0}
.ob-hai0r{position:absolute;left:-999px;top:0}
.ob-hai0r:focus{left:1rem;top:1rem;z-index:20;background:var(--ob-zu5gw);padding:.5rem 1rem}
.ob-h43e6{position:fixed;top:0;left:0;height:3px;width:100%;background:var(--ob-8qkmx);transform:scaleX(0);transform-origin:0 50%;z-index:15}
.ob-1y9e9{max-width:var(--ob-1y0q1);margin:0 auto;padding:0 1rem}
/* masthead */
.ob-1jjeo{padding:calc(var(--ob-1unxg)*1.2) 0 0}
.ob-1e9ym{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.78rem;letter-spacing:.06em;color:var(--ob-1e11i);border-bottom:1px solid var(--ob-193iu);padding-bottom:.5rem}
.ob-1swes{display:flex;align-items:center;justify-content:center;gap:.8rem;padding:calc(var(--ob-1unxg)*1.4) 0 calc(var(--ob-1unxg)*1.1);text-decoration:none;color:var(--ob-1duec)}
.ob-1swes .ob-1dsx9{width:44px;height:44px;flex:none}
.ob-1swes b{font-family:var(--ob-1mini);font-size:clamp(1.9rem,5.4vw,3.4rem);font-weight:800;letter-spacing:.04em;line-height:1.1}
.ob-198yr{height:6px;border-top:3px solid var(--ob-1duec);border-bottom:1px solid var(--ob-1duec);margin:0}
/* category bar */
.ob-cegmi{position:sticky;top:0;z-index:10;background:var(--ob-vxu7e);border-bottom:1px solid var(--ob-193iu)}
.ob-cegmi ul{list-style:none;margin:0 auto;padding:0 1rem;max-width:var(--ob-1y0q1);display:flex;gap:.2rem;overflow-x:auto;scrollbar-width:none}
.ob-cegmi ul::-webkit-scrollbar{display:none}
.ob-cegmi a{display:block;white-space:nowrap;padding:.7rem .85rem;font-size:.9rem;font-weight:600;color:var(--ob-1duec);text-decoration:none;border-bottom:2px solid transparent}
.ob-cegmi a:hover{color:var(--ob-1p90n);border-bottom-color:var(--ob-11y3g)}
.ob-cegmi li:first-child a{padding-left:0}
/* body grid */
.ob-8u9fd{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:calc(var(--ob-1unxg)*3);padding-top:calc(var(--ob-1unxg)*2.2);padding-bottom:calc(var(--ob-1unxg)*3)}
.main{min-width:0}
.ob-9tm50{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.18em;color:var(--ob-8qkmx);text-transform:uppercase;margin:0 0 .8rem}
.ob-9tm50::before{content:"";display:inline-block;width:1.6rem;height:2px;background:var(--ob-8qkmx);vertical-align:middle;margin-right:.6rem}
.ob-1cwfp h1{font-size:clamp(1.8rem,4.6vw,3rem);font-weight:800;letter-spacing:-.005em;line-height:1.18}
.ob-27d16{font-size:1.15rem;line-height:1.7;color:var(--ob-1e11i);margin:1rem 0 0;max-width:40em}
.ob-13hv1{display:flex;flex-wrap:wrap;gap:.4rem 1.2rem;font-size:.82rem;color:var(--ob-1e11i);margin:1.1rem 0 0;padding:.7rem 0;border-top:1px solid var(--ob-193iu);border-bottom:1px solid var(--ob-193iu)}
.ob-1wxlm{margin:calc(var(--ob-1unxg)*1.6) 0 0}
.ob-8zwx6{background:linear-gradient(135deg,color-mix(in srgb,var(--ob-11y3g) 16%,var(--ob-vxu7e)),color-mix(in srgb,var(--ob-104wv) 6%,var(--ob-zu5gw)));border-radius:var(--ob-s0jv2);overflow:hidden;aspect-ratio:3/2}
.ob-8zwx6 .ob-1ftpf{width:100%;height:100%}
.ob-1wxlm figcaption{font-size:.8rem;color:var(--ob-1e11i);margin-top:.5rem;padding-left:.7rem;border-left:2px solid var(--ob-8qkmx)}
/* reading */
.guide{margin-top:calc(var(--ob-1unxg)*2.4)}
.ob-1l538{font-family:var(--ob-1mini);font-size:1.07rem;line-height:1.95;max-width:40em}
.ob-1l538+.ob-1l538{margin-top:calc(var(--ob-1unxg)*2.6);padding-top:calc(var(--ob-1unxg)*2.2);border-top:1px solid var(--ob-193iu)}
.ob-1l538 h2{font-size:clamp(1.4rem,3vw,1.85rem);font-weight:800;margin-bottom:1rem}
.ob-1l538 h3{font-size:1.15rem;margin:1.8rem 0 .4rem;padding-left:.7rem;border-left:3px solid var(--ob-11y3g)}
.ob-1l538 p{margin:0 0 1.05rem}
.ob-1l538 ul,.ob-1l538 ol{margin:0 0 1.1rem;padding-left:1.3rem}
.ob-1l538 li{margin:.3rem 0}
.ob-1l538 li::marker{color:var(--ob-1p90n)}
.ob-1l538>p:first-of-type::first-letter{float:left;font-size:3.3em;line-height:.9;font-weight:800;margin:.08em .12em 0 0;color:var(--ob-1p90n)}
/* sections in main */
.ob-p1wyf{margin-top:calc(var(--ob-1unxg)*3.2)}
.ob-16zcl{display:flex;align-items:baseline;gap:.8rem;border-top:3px solid var(--ob-1duec);padding-top:.6rem;margin-bottom:1.2rem}
.ob-16zcl h2{font-size:1.45rem;font-weight:800}
.ob-16zcl span{white-space:nowrap;font-size:.75rem;letter-spacing:.16em;color:var(--ob-1e11i)}
.ob-cis2a{color:var(--ob-1e11i);margin:-.4rem 0 1.3rem;font-size:.95rem}
.ob-1g8o2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:calc(var(--ob-1unxg)*1.2)}
.ob-1wtaf{position:relative;padding:1.6rem 1.1rem 1.1rem;border-top:4px solid var(--ob-11y3g);background:var(--ob-zu5gw);border-radius:0 0 var(--ob-s0jv2) var(--ob-s0jv2)}
.ob-1wtaf[data-verdict="不足"]{border-top-color:var(--ob-8qkmx)}
.ob-1wtaf[data-verdict="提示"]{border-top-color:var(--ob-1e11i)}
.ob-1wtaf::before{content:"\201C";position:absolute;right:.9rem;top:-.1rem;font:800 3.6rem/1 var(--ob-1mini);color:color-mix(in srgb,var(--ob-11y3g) 35%,transparent)}
.ob-1x1s8{font-size:.74rem;font-weight:700;letter-spacing:.1em;color:var(--ob-1p90n)}
.ob-1wtaf[data-verdict="不足"] .ob-1x1s8{color:var(--ob-8qkmx)}
.ob-1wtaf h3{font-size:1.12rem;margin:.35rem 0 .45rem;line-height:1.45}
.ob-1wtaf p{margin:0;font-size:.93rem;color:var(--ob-1e11i)}
.ob-lhrkq h3{font-size:1.1rem;margin-bottom:.8rem}
.steps{list-style:none;counter-reset:ob-qxb6b;margin:0;padding:0}
.steps li{counter-increment:ob-qxb6b;position:relative;padding:0 0 1.1rem 3rem;border-left:1px dashed var(--ob-193iu);margin-left:1rem}
.steps li:last-child{border-left-color:transparent}
.steps li::before{content:counter(ob-qxb6b);position:absolute;left:-1rem;top:0;width:2rem;height:2rem;border-radius:50%;background:var(--ob-vxu7e);border:2px solid var(--ob-11y3g);display:grid;place-items:center;font-weight:800;font-size:.9rem;color:var(--ob-1p90n)}
.steps strong{display:block;padding-top:.2rem}
.steps p{margin:.2rem 0 0;color:var(--ob-1e11i);font-size:.95rem}
.ob-5eqy2{overflow-x:auto;border:1px solid var(--ob-193iu);border-radius:var(--ob-s0jv2)}
.ob-tp4ev{width:100%;border-collapse:collapse;font-size:.92rem;min-width:30rem}
.ob-tp4ev caption{text-align:left;padding:.7rem .9rem;font-weight:700;caption-side:top}
.ob-tp4ev th,.ob-tp4ev td{padding:.6rem .9rem;border-top:1px solid var(--ob-193iu);text-align:left;vertical-align:top}
.ob-tp4ev thead th{background:var(--ob-zu5gw);font-size:.82rem;letter-spacing:.04em}
.ob-tp4ev tbody th{font-weight:600}
.ob-1riw6{display:grid;gap:0}
.ob-kywo8{padding:1rem 0;border-bottom:1px solid var(--ob-193iu)}
.ob-kywo8 h3{font-size:1.05rem;display:flex;gap:.6rem}
.ob-kywo8 h3::before{content:"问";flex:none;font-size:.8rem;color:var(--ob-1b21a);background:var(--ob-11y3g);width:1.5rem;height:1.5rem;border-radius:var(--ob-s0jv2);display:grid;place-items:center;margin-top:.1rem}
.ob-kywo8 p{margin:.45rem 0 0 2.1rem;color:var(--ob-1e11i)}
/* sidebar */
.ob-3ijnm{display:flex;flex-direction:column;gap:calc(var(--ob-1unxg)*1.8);min-width:0}
.ob-1gz0s h2,.fapnet-latest h2{font-size:.8rem;font-weight:800;letter-spacing:.18em;padding-bottom:.45rem;margin:0 0 .8rem;border-bottom:2px solid var(--ob-1duec);font-family:var(--ob-txsp0)}
.download{background:var(--ob-zu5gw);border:1px solid var(--ob-193iu);border-radius:var(--ob-s0jv2);padding:1.1rem}
.download h2{border-bottom-color:var(--ob-11y3g)}
.download p{margin:0 0 .8rem;font-size:.86rem;color:var(--ob-1e11i)}
.download ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:.5rem}
.download a{display:flex;align-items:center;gap:.45rem;padding:.6rem .65rem;border-radius:var(--ob-s0jv2);background:var(--ob-vxu7e);border:1px solid var(--ob-193iu);color:var(--ob-1duec);text-decoration:none;font-size:.88rem;font-weight:600}
.download a:hover{border-color:var(--ob-11y3g)}
.download svg{width:18px;height:18px;flex:none;fill:none;stroke:var(--ob-1p90n);stroke-width:1.8}
.ob-y0ucw{margin:0;display:grid;gap:.75rem}
.ob-y0ucw dt{font-weight:700;font-size:.92rem}
.ob-y0ucw dd{margin:.1rem 0 0;font-size:.85rem;color:var(--ob-1e11i);line-height:1.6}
.ob-1tsbg{display:flex;flex-direction:column}
.ob-1tsbg a{padding:.5rem 0;border-bottom:1px dotted var(--ob-193iu);text-decoration:none;font-size:.92rem;color:var(--ob-1duec)}
.ob-1tsbg a::before{content:"→";color:var(--ob-1p90n);margin-right:.5rem}
.ob-1tsbg a:hover{color:var(--ob-1p90n)}
.fapnet-latest ul{list-style:none;margin:0;padding:0;counter-reset:ob-1va5k}
.fapnet-latest li{counter-increment:ob-1va5k;display:flex;gap:.7rem;padding:.55rem 0;border-bottom:1px solid var(--ob-193iu);font-size:.92rem;line-height:1.5}
.fapnet-latest li::before{content:counter(ob-1va5k);font:800 1.3rem/1 var(--ob-1mini);color:var(--ob-8qkmx);min-width:1.1rem}
.fapnet-latest a{color:var(--ob-1duec);text-decoration:none}
.fapnet-latest a:hover{color:var(--ob-1p90n);text-decoration:underline}
.ob-1xe9v{display:flex;flex-wrap:wrap;gap:.4rem}
.ob-1xe9v a{font-size:.82rem;padding:.25rem .65rem;border:1px solid var(--ob-193iu);border-radius:999px;color:var(--ob-1e11i);text-decoration:none}
.ob-1xe9v a:nth-child(3n+1){font-size:.92rem;color:var(--ob-1duec)}
.ob-1xe9v a:hover{border-color:var(--ob-11y3g);color:var(--ob-1p90n)}
/* colophon */
.ob-1mmny{border-top:1px solid var(--ob-193iu);text-align:center;padding:calc(var(--ob-1unxg)*2) 1rem calc(var(--ob-1unxg)*2.4);color:var(--ob-1e11i);font-size:.85rem}
.ob-1mmny .ob-1dsx9{width:28px;height:28px;margin:0 auto .5rem}
.ob-1mmny b{display:block;font-family:var(--ob-1mini);color:var(--ob-1duec);font-size:1.1rem;letter-spacing:.05em}
.ob-1mmny p{margin:.3rem 0}
@media (max-width:900px){
.ob-8u9fd{grid-template-columns:minmax(0,1fr);gap:calc(var(--ob-1unxg)*2.6)}
.ob-3ijnm{display:grid;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr))}
}
@media (max-width:560px){
body{font-size:15px}
.ob-1g8o2{grid-template-columns:minmax(0,1fr)}
.ob-1l538{font-size:1rem;line-height:1.85}
.ob-1e9ym span:last-child{display:none}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.ob-h43e6{display:none}}
h1{text-wrap:balance}