/* 版式「手册」v2_da_handbook：企业手册。深色书脊式页头；首屏扉页（左标题、右信息框、下数字条）紧跟目录（章节号 + 点线 + 锚点）；
   每章顶部一条页眉式标题条（第 N 章 / 手册名），章节号标题，产品按 N.1 / N.2 小节分组。
   所有规则挂在 body.kufa2r 下，类名前缀 hb-。颜色只用 --v2-* 变量。 */
body.kufa2r{--hb-dark:var(--v2-foot);--hb-mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;scroll-behavior:smooth}

/* 页头 */
body.kufa2r .ctaz35{background:var(--hb-dark);border-bottom:3px solid var(--v2-brand)}
body.kufa2r .yetgvz{display:flex;align-items:center;gap:28px;min-height:60px}
body.kufa2r .kmu77k{display:flex;align-items:baseline;gap:12px;margin-right:auto;color:#fff}
body.kufa2r .kmu77k b{font-size:18px;letter-spacing:.04em}
body.kufa2r .kmu77k small{font-size:12px;color:var(--v2-footink);letter-spacing:.08em}
body.kufa2r .h8z6pp{display:flex;gap:2px;font-size:13px;counter-reset:hbnav}
body.kufa2r .h8z6pp a{padding:18px 12px;color:var(--v2-footink);counter-increment:hbnav}
body.kufa2r .h8z6pp a::before{content:counter(hbnav,decimal-leading-zero);margin-right:6px;font:11px var(--hb-mono);color:color-mix(in srgb,var(--v2-footink) 60%,transparent)}
body.kufa2r .h8z6pp a:hover,body.kufa2r .h8z6pp a.fhqvwg{color:#fff;background:color-mix(in srgb,#fff 8%,transparent)}
body.kufa2r .h8z6pp a.fhqvwg::before{color:var(--v2-brand2)}

/* 首屏：扉页 */
body.kufa2r .mkwvgy{padding:56px 0 0;background:var(--v2-white)}
body.kufa2r .aqkuqc{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:start}
body.kufa2r .e4nmvd{display:inline-flex;gap:12px;margin:0 0 18px;padding:4px 10px;background:var(--v2-ink);color:var(--v2-white);font-size:12px;letter-spacing:.1em}
body.kufa2r .e4nmvd span{font-family:var(--hb-mono);color:var(--v2-brand2)}
body.kufa2r .mkwvgy h1{margin:0;font-size:38px;line-height:1.25;font-weight:800;color:var(--v2-ink)}
body.kufa2r .y6djmf{margin:14px 0 0;font-size:16px;font-weight:600;color:var(--v2-ink)}
body.kufa2r .rth52g{margin:10px 0 0;font-size:15px;color:var(--v2-muted)}
body.kufa2r .pj8nby{display:flex;flex-wrap:wrap;gap:0;margin:18px 0 0;padding:0;list-style:none;font-size:12px}
body.kufa2r .pj8nby li{padding:3px 10px;border:1px solid var(--v2-line);margin:0 -1px -1px 0;color:var(--v2-muted)}
body.kufa2r .ekgp83{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
body.kufa2r .tafvba{background:var(--v2-paper);border-top:4px solid var(--v2-ink)}
body.kufa2r .bbpabx{margin:0;padding:10px 18px;font-size:12px;letter-spacing:.12em;color:var(--v2-muted);border-bottom:1px solid var(--v2-line)}

/* 身份信息 */
body.kufa2r .cxmmcw{margin:0}
body.kufa2r .cxmmcw dt,body.kufa2r .cxmmcw dd{margin:0}
body.kufa2r .x6ppd5 .qh4bcg{display:grid;grid-template-columns:84px 1fr;gap:12px;padding:10px 18px;border-bottom:1px solid var(--v2-line);font-size:14px}
body.kufa2r .x6ppd5 .qh4bcg:last-child{border-bottom:0}
body.kufa2r .x6ppd5 dt,body.kufa2r .rr36fs dt{color:var(--v2-muted);font-size:13px}
body.kufa2r .x6ppd5 dd,body.kufa2r .rr36fs dd{color:var(--v2-ink)}
body.kufa2r .ttkzc5{font-weight:800;color:var(--v2-brand)}
body.kufa2r .x6ppd5 .ttkzc5{font-size:18px}
body.kufa2r .rr36fs{border:1px solid var(--v2-line)}
body.kufa2r .rr36fs .qh4bcg{display:grid;grid-template-columns:96px 1fr;border-bottom:1px solid var(--v2-line);font-size:14px}
body.kufa2r .rr36fs .qh4bcg:last-child{border-bottom:0}
body.kufa2r .rr36fs dt{padding:10px 14px;background:var(--v2-paper);border-right:1px solid var(--v2-line)}
body.kufa2r .rr36fs dd{padding:10px 14px}

/* 关键数字条 */
body.kufa2r .g6tuke{display:grid;grid-template-columns:repeat(auto-fit,minmax(0,1fr));margin:40px 0 0;padding:0;list-style:none;border-top:1px solid var(--v2-ink);border-bottom:1px solid var(--v2-ink)}
body.kufa2r .g6tuke .p9zm58{display:flex;align-items:baseline;gap:10px;padding:16px 20px;border-left:1px solid var(--v2-line)}
body.kufa2r .g6tuke .p9zm58:first-child{border-left:0;padding-left:0}
body.kufa2r .g6tuke b{font:700 34px/1 var(--hb-mono);color:var(--v2-ink)}
body.kufa2r .g6tuke span{font-size:13px;color:var(--v2-muted)}

/* 目录 */
body.kufa2r .bj9sdm{padding:40px 0 56px;background:var(--v2-white);border-bottom:1px solid var(--v2-line)}
body.kufa2r .cq5yfs{display:grid;grid-template-columns:200px minmax(0,1fr);gap:40px}
body.kufa2r .wcg5nk{margin:0;font-size:26px;font-weight:800;color:var(--v2-ink);line-height:1.2}
body.kufa2r .wcg5nk small{display:block;margin-top:6px;font:12px var(--hb-mono);letter-spacing:.2em;color:var(--v2-brand)}
body.kufa2r .aup4wy{display:grid;grid-template-columns:1fr 1fr;gap:0 48px;margin:0;padding:0;list-style:none}
body.kufa2r .aup4wy a{display:flex;align-items:baseline;gap:12px;padding:11px 0;border-bottom:1px solid var(--v2-line);color:var(--v2-ink)}
body.kufa2r .aup4wy b{font:700 14px var(--hb-mono);color:var(--v2-brand)}
body.kufa2r .aup4wy span{font-size:15px;font-weight:600}
body.kufa2r .aup4wy i{flex:1;border-bottom:1px dotted var(--v2-muted);transform:translateY(-4px)}
body.kufa2r .aup4wy small{font:11px var(--hb-mono);letter-spacing:.1em;color:var(--v2-muted)}
body.kufa2r .aup4wy a:hover span{color:var(--v2-brand)}

/* 章 */
body.kufa2r .e9cf6c{padding:0 0 72px;background:var(--v2-white);scroll-margin-top:8px}
body.kufa2r .e9cf6c:nth-of-type(even){background:var(--v2-white)}
body.kufa2r .crpemb{margin:0 0 44px;background:var(--v2-paper);border-top:1px solid var(--v2-line);border-bottom:2px solid var(--v2-brand)}
body.kufa2r .crpemb>span{display:flex;justify-content:space-between;gap:16px;padding-top:9px;padding-bottom:9px;font-size:12px}
body.kufa2r .crpemb b{font-family:var(--hb-mono);letter-spacing:.1em;color:var(--v2-brand)}
body.kufa2r .crpemb em{font-style:normal;color:var(--v2-muted);letter-spacing:.08em}
body.kufa2r .j3863t{display:flex;align-items:baseline;gap:16px;margin:0 0 32px;font-size:30px;font-weight:800;color:var(--v2-ink)}
body.kufa2r .j3863t b{font:700 30px var(--hb-mono);color:var(--v2-brand)}
body.kufa2r .j3863t small{margin-left:auto;font-size:13px;font-weight:400;color:var(--v2-muted)}
body.kufa2r .memeda{display:flex;align-items:baseline;gap:10px;margin:0 0 16px;padding-bottom:8px;border-bottom:1px solid var(--v2-ink);font-size:17px;font-weight:700;color:var(--v2-ink)}
body.kufa2r .memeda b{font:600 14px var(--hb-mono);color:var(--v2-brand)}
body.kufa2r .memeda small{margin-left:auto;font-size:12px;font-weight:400;color:var(--v2-muted)}
body.kufa2r .u2gwdu{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px}
body.kufa2r .gnjtwa p{margin:0 0 14px;font-size:15px;line-height:1.95;color:var(--v2-ink)}
body.kufa2r .hxkamj{margin:20px 0 0;font-size:14px}
body.kufa2r .hxkamj a{color:var(--v2-brand);font-weight:700}

/* 产品 */
body.kufa2r .rkv2n7+.rkv2n7{margin-top:44px}
body.kufa2r .ut6uwh{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 20px;margin:0;padding:0;list-style:none}
body.kufa2r .ut6uwh a{display:block;color:var(--v2-ink)}
body.kufa2r .ut6uwh img,body.kufa2r .b9c3eu{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--v2-paper);border:1px solid var(--v2-line)}
body.kufa2r .b9c3eu{display:grid;place-items:center;color:var(--v2-muted)}
body.kufa2r .ut6uwh small{display:block;margin-top:10px;font:12px var(--hb-mono);color:var(--v2-brand)}
body.kufa2r .ut6uwh b{display:block;margin-top:2px;font-size:15px}
body.kufa2r .ut6uwh p{margin:4px 0 0;font-size:13px;line-height:1.7;color:var(--v2-muted)}
body.kufa2r .ut6uwh a:hover b{color:var(--v2-brand)}

/* 实力 / 流程 / 问答 / 新闻 */
body.kufa2r .dh7e3t{display:grid;grid-template-columns:1fr 1fr;gap:0 40px;margin:0;padding:0;list-style:none}
body.kufa2r .dh7e3t li{display:grid;grid-template-columns:48px 1fr;gap:2px 12px;padding:16px 0;border-top:1px solid var(--v2-line)}
body.kufa2r .dh7e3t small{grid-row:span 2;font:600 14px var(--hb-mono);color:var(--v2-brand)}
body.kufa2r .dh7e3t b{font-size:16px;color:var(--v2-ink)}
body.kufa2r .dh7e3t p{margin:0;font-size:14px;color:var(--v2-muted)}
body.kufa2r .bdecbv{margin:0;padding:0;list-style:none;border:1px solid var(--v2-line)}
body.kufa2r .bdecbv li{display:grid;grid-template-columns:110px 200px 1fr;gap:16px;align-items:baseline;padding:14px 18px;border-bottom:1px solid var(--v2-line)}
body.kufa2r .bdecbv li:last-child{border-bottom:0}
body.kufa2r .bdecbv li:nth-child(odd){background:var(--v2-paper)}
body.kufa2r .bdecbv small{font:600 13px var(--hb-mono);color:var(--v2-brand)}
body.kufa2r .bdecbv b{color:var(--v2-ink)}
body.kufa2r .bdecbv p{margin:0;font-size:14px;color:var(--v2-muted)}
body.kufa2r .p3rhkx details{padding:14px 0;border-bottom:1px solid var(--v2-line)}
body.kufa2r .p3rhkx summary{cursor:pointer;font-weight:700;color:var(--v2-ink)}
body.kufa2r .p3rhkx summary small{margin-right:12px;font:600 13px var(--hb-mono);color:var(--v2-brand)}
body.kufa2r .p3rhkx p{margin:8px 0 0 52px;font-size:14px;color:var(--v2-muted)}
body.kufa2r .f9ydcv{margin:0;padding:0;list-style:none}
body.kufa2r .f9ydcv li{display:flex;align-items:baseline;gap:12px;padding:10px 0}
body.kufa2r .f9ydcv a{color:var(--v2-ink)}
body.kufa2r .f9ydcv i{flex:1;border-bottom:1px dotted var(--v2-muted)}
body.kufa2r .f9ydcv time{font:12px var(--hb-mono);color:var(--v2-muted)}

/* 页脚：版权页 */
body.kufa2r .tdd3vb{background:var(--hb-dark);color:var(--v2-footink);font-size:13px;padding-bottom:36px}
body.kufa2r .rn38e3{margin:0 0 36px;border-bottom:2px solid var(--v2-brand);background:color-mix(in srgb,#fff 6%,transparent)}
body.kufa2r .rn38e3>span{display:flex;justify-content:space-between;padding-top:9px;padding-bottom:9px;font-size:12px}
body.kufa2r .rn38e3 b{font-family:var(--hb-mono);letter-spacing:.1em;color:var(--v2-brand2)}
body.kufa2r .rn38e3 em{font-style:normal}
body.kufa2r .uh2mfp{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,4fr) minmax(0,2fr);gap:40px}
body.kufa2r .ek8cc3 p{margin:6px 0 0}
body.kufa2r .tdd3vb strong{color:#fff;font-size:15px}
body.kufa2r .d3pcp7 .qh4bcg{display:grid;grid-template-columns:72px 1fr;gap:10px;padding:5px 0;border-bottom:1px solid color-mix(in srgb,var(--v2-footink) 20%,transparent)}
body.kufa2r .d3pcp7 dd{color:#fff}
body.kufa2r .d3pcp7 .ttkzc5{color:var(--v2-brand2)}
body.kufa2r .gcgmka{display:flex;flex-direction:column;gap:6px;counter-reset:hbft}
body.kufa2r .gcgmka a{counter-increment:hbft}
body.kufa2r .gcgmka a::before{content:counter(hbft,decimal-leading-zero) "  ";font:11px var(--hb-mono);color:var(--v2-brand2)}
body.kufa2r .gcgmka a:hover{color:#fff}

/* 首页引入的通用版块 + 内页组件：直角、等宽编号、页眉式标题条 */
body.kufa2r .rvu97z{padding:56px 0;background:var(--v2-white);border-bottom:0;border-top:2px solid var(--v2-brand)}
body.kufa2r .p7xwfu{background:var(--v2-paper)}
body.kufa2r .uxsfwd{padding:56px 0 48px;background:var(--v2-white);border-bottom:1px solid var(--v2-line)}
body.kufa2r .uxsfwd h1 em{color:var(--v2-brand);border-bottom-width:2px}
body.kufa2r .brra3d,body.kufa2r .xag9an li{border-radius:0}
body.kufa2r .u4cwdy{padding-bottom:12px;border-bottom:1px solid var(--v2-ink);margin-bottom:28px}
body.kufa2r .u4cwdy h1,body.kufa2r .u4cwdy h2{font-size:28px;font-weight:800}
body.kufa2r .he4phz{display:inline-block;padding:2px 8px;background:var(--v2-ink);color:var(--v2-white);font:600 11px var(--hb-mono);letter-spacing:.12em}
body.kufa2r .mjezck{color:var(--v2-brand)}
body.kufa2r .xq7eyq,body.kufa2r .s3z98e{border-radius:0;box-shadow:none}
body.kufa2r .fxetkm,body.kufa2r .d9ftf4 img,body.kufa2r .tkch6y{border-radius:0}
body.kufa2r .qs278z li,body.kufa2r .sxfakg li{border-radius:0}
body.kufa2r .qs278z li::before{border-radius:0;font-family:var(--hb-mono)}
body.kufa2r .v27u6d details{border-radius:0;border-width:0 0 1px;padding:16px 0;margin:0;background:transparent}
body.kufa2r .gsshbb,body.kufa2r .aubkwc,body.kufa2r .pcdx9t,body.kufa2r .v3vwdm a,body.kufa2r .cy46yb{border-radius:0}
body.kufa2r .en5hjd{border-radius:0}
body.kufa2r a.wgb9bm{color:var(--v2-ink);border-color:var(--v2-ink);background:transparent}
body.kufa2r .rm2cdp{border-radius:0;background:var(--v2-ink);color:var(--v2-white);border-left:6px solid var(--v2-brand)}
body.kufa2r .rm2cdp .tr5t54,body.kufa2r .wpcyxm{color:var(--v2-line);opacity:1}
body.kufa2r .rm2cdp .en5hjd{background:var(--v2-brand);color:var(--v2-onbrand)}

@media(max-width:1000px){
  body.kufa2r .yetgvz{flex-wrap:wrap;gap:0;padding-top:10px}
  body.kufa2r .h8z6pp{width:100%;overflow-x:auto;white-space:nowrap}
  body.kufa2r .h8z6pp a{padding:12px 10px}
  body.kufa2r .aqkuqc,body.kufa2r .u2gwdu,body.kufa2r .cq5yfs{grid-template-columns:minmax(0,1fr);gap:28px}
  body.kufa2r .g6tuke{grid-template-columns:1fr 1fr}
  body.kufa2r .g6tuke .p9zm58:nth-child(3){border-left:0;padding-left:0}
  body.kufa2r .g6tuke .p9zm58:nth-child(n+3){border-top:1px solid var(--v2-line)}
  body.kufa2r .ut6uwh{grid-template-columns:repeat(3,minmax(0,1fr))}
  body.kufa2r .bdecbv li{grid-template-columns:90px 1fr}
  body.kufa2r .bdecbv p{grid-column:2}
  body.kufa2r .uh2mfp{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  body.kufa2r .ek8cc3{grid-column:1/-1}
}
@media(max-width:560px){
  body.kufa2r .mkwvgy{padding-top:32px}
  body.kufa2r .mkwvgy h1{font-size:28px}
  body.kufa2r .g6tuke .p9zm58{padding:12px 10px 12px 0;border-left:0}
  body.kufa2r .g6tuke b{font-size:26px}
  body.kufa2r .aup4wy{grid-template-columns:minmax(0,1fr)}
  body.kufa2r .j3863t{font-size:24px;flex-wrap:wrap}
  body.kufa2r .j3863t b{font-size:24px}
  body.kufa2r .ut6uwh{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 12px}
  body.kufa2r .dh7e3t{grid-template-columns:minmax(0,1fr)}
  body.kufa2r .bdecbv li{grid-template-columns:minmax(0,1fr);gap:2px}
  body.kufa2r .bdecbv p{grid-column:auto}
  body.kufa2r .p3rhkx p{margin-left:0}
  body.kufa2r .f9ydcv li{flex-direction:column;gap:2px}
  body.kufa2r .f9ydcv i{flex:none;border:0}
  body.kufa2r .uh2mfp{grid-template-columns:minmax(0,1fr)}
  body.kufa2r .u4cwdy h1,body.kufa2r .u4cwdy h2{font-size:22px}
}

/* 内页产品卡图：img 自带 height 属性，统一按 4:3 显示 */
body.kufa2r .fxetkm{height:auto;aspect-ratio:4/3;object-fit:cover}