/* 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.z7xcvb 下，类名前缀 hb-。颜色只用 --v2-* 变量。 */
body.z7xcvb{--hb-dark:var(--v2-foot);--hb-mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;scroll-behavior:smooth}

/* 页头 */
body.z7xcvb .x96buy{background:var(--hb-dark);border-bottom:3px solid var(--v2-brand)}
body.z7xcvb .ybhajs{display:flex;align-items:center;gap:28px;min-height:60px}
body.z7xcvb .spr7a8{display:flex;align-items:baseline;gap:12px;margin-right:auto;color:#fff}
body.z7xcvb .spr7a8 b{font-size:18px;letter-spacing:.04em}
body.z7xcvb .spr7a8 small{font-size:12px;color:var(--v2-footink);letter-spacing:.08em}
body.z7xcvb .meatp3{display:flex;gap:2px;font-size:13px;counter-reset:hbnav}
body.z7xcvb .meatp3 a{padding:18px 12px;color:var(--v2-footink);counter-increment:hbnav}
body.z7xcvb .meatp3 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.z7xcvb .meatp3 a:hover,body.z7xcvb .meatp3 a.gnnp2j{color:#fff;background:color-mix(in srgb,#fff 8%,transparent)}
body.z7xcvb .meatp3 a.gnnp2j::before{color:var(--v2-brand2)}

/* 首屏：扉页 */
body.z7xcvb .ykrezk{padding:56px 0 0;background:var(--v2-white)}
body.z7xcvb .pdbmb3{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:start}
body.z7xcvb .jprdzv{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.z7xcvb .jprdzv span{font-family:var(--hb-mono);color:var(--v2-brand2)}
body.z7xcvb .ykrezk h1{margin:0;font-size:38px;line-height:1.25;font-weight:800;color:var(--v2-ink)}
body.z7xcvb .n6epd7{margin:14px 0 0;font-size:16px;font-weight:600;color:var(--v2-ink)}
body.z7xcvb .d6mdpz{margin:10px 0 0;font-size:15px;color:var(--v2-muted)}
body.z7xcvb .dbaqvp{display:flex;flex-wrap:wrap;gap:0;margin:18px 0 0;padding:0;list-style:none;font-size:12px}
body.z7xcvb .dbaqvp li{padding:3px 10px;border:1px solid var(--v2-line);margin:0 -1px -1px 0;color:var(--v2-muted)}
body.z7xcvb .f7z75f{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
body.z7xcvb .skhcbz{background:var(--v2-paper);border-top:4px solid var(--v2-ink)}
body.z7xcvb .fv8es5{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.z7xcvb .ua2zqx{margin:0}
body.z7xcvb .ua2zqx dt,body.z7xcvb .ua2zqx dd{margin:0}
body.z7xcvb .vhtefq .djuwa3{display:grid;grid-template-columns:84px 1fr;gap:12px;padding:10px 18px;border-bottom:1px solid var(--v2-line);font-size:14px}
body.z7xcvb .vhtefq .djuwa3:last-child{border-bottom:0}
body.z7xcvb .vhtefq dt,body.z7xcvb .rcup8f dt{color:var(--v2-muted);font-size:13px}
body.z7xcvb .vhtefq dd,body.z7xcvb .rcup8f dd{color:var(--v2-ink)}
body.z7xcvb .f6gtse{font-weight:800;color:var(--v2-brand)}
body.z7xcvb .vhtefq .f6gtse{font-size:18px}
body.z7xcvb .rcup8f{border:1px solid var(--v2-line)}
body.z7xcvb .rcup8f .djuwa3{display:grid;grid-template-columns:96px 1fr;border-bottom:1px solid var(--v2-line);font-size:14px}
body.z7xcvb .rcup8f .djuwa3:last-child{border-bottom:0}
body.z7xcvb .rcup8f dt{padding:10px 14px;background:var(--v2-paper);border-right:1px solid var(--v2-line)}
body.z7xcvb .rcup8f dd{padding:10px 14px}

/* 关键数字条 */
body.z7xcvb .gp4mp4{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.z7xcvb .gp4mp4 .qsnj5k{display:flex;align-items:baseline;gap:10px;padding:16px 20px;border-left:1px solid var(--v2-line)}
body.z7xcvb .gp4mp4 .qsnj5k:first-child{border-left:0;padding-left:0}
body.z7xcvb .gp4mp4 b{font:700 34px/1 var(--hb-mono);color:var(--v2-ink)}
body.z7xcvb .gp4mp4 span{font-size:13px;color:var(--v2-muted)}

/* 目录 */
body.z7xcvb .s9k83r{padding:40px 0 56px;background:var(--v2-white);border-bottom:1px solid var(--v2-line)}
body.z7xcvb .gw4ytv{display:grid;grid-template-columns:200px minmax(0,1fr);gap:40px}
body.z7xcvb .tcj5p8{margin:0;font-size:26px;font-weight:800;color:var(--v2-ink);line-height:1.2}
body.z7xcvb .tcj5p8 small{display:block;margin-top:6px;font:12px var(--hb-mono);letter-spacing:.2em;color:var(--v2-brand)}
body.z7xcvb .cdumrq{display:grid;grid-template-columns:1fr 1fr;gap:0 48px;margin:0;padding:0;list-style:none}
body.z7xcvb .cdumrq a{display:flex;align-items:baseline;gap:12px;padding:11px 0;border-bottom:1px solid var(--v2-line);color:var(--v2-ink)}
body.z7xcvb .cdumrq b{font:700 14px var(--hb-mono);color:var(--v2-brand)}
body.z7xcvb .cdumrq span{font-size:15px;font-weight:600}
body.z7xcvb .cdumrq i{flex:1;border-bottom:1px dotted var(--v2-muted);transform:translateY(-4px)}
body.z7xcvb .cdumrq small{font:11px var(--hb-mono);letter-spacing:.1em;color:var(--v2-muted)}
body.z7xcvb .cdumrq a:hover span{color:var(--v2-brand)}

/* 章 */
body.z7xcvb .ymhzwy{padding:0 0 72px;background:var(--v2-white);scroll-margin-top:8px}
body.z7xcvb .ymhzwy:nth-of-type(even){background:var(--v2-white)}
body.z7xcvb .h4unda{margin:0 0 44px;background:var(--v2-paper);border-top:1px solid var(--v2-line);border-bottom:2px solid var(--v2-brand)}
body.z7xcvb .h4unda>span{display:flex;justify-content:space-between;gap:16px;padding-top:9px;padding-bottom:9px;font-size:12px}
body.z7xcvb .h4unda b{font-family:var(--hb-mono);letter-spacing:.1em;color:var(--v2-brand)}
body.z7xcvb .h4unda em{font-style:normal;color:var(--v2-muted);letter-spacing:.08em}
body.z7xcvb .v877tt{display:flex;align-items:baseline;gap:16px;margin:0 0 32px;font-size:30px;font-weight:800;color:var(--v2-ink)}
body.z7xcvb .v877tt b{font:700 30px var(--hb-mono);color:var(--v2-brand)}
body.z7xcvb .v877tt small{margin-left:auto;font-size:13px;font-weight:400;color:var(--v2-muted)}
body.z7xcvb .ueqtbe{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.z7xcvb .ueqtbe b{font:600 14px var(--hb-mono);color:var(--v2-brand)}
body.z7xcvb .ueqtbe small{margin-left:auto;font-size:12px;font-weight:400;color:var(--v2-muted)}
body.z7xcvb .jmyh48{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px}
body.z7xcvb .yuwjbb p{margin:0 0 14px;font-size:15px;line-height:1.95;color:var(--v2-ink)}
body.z7xcvb .mvrah7{margin:20px 0 0;font-size:14px}
body.z7xcvb .mvrah7 a{color:var(--v2-brand);font-weight:700}

/* 产品 */
body.z7xcvb .u5cwpx+.u5cwpx{margin-top:44px}
body.z7xcvb .abpfz9{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 20px;margin:0;padding:0;list-style:none}
body.z7xcvb .abpfz9 a{display:block;color:var(--v2-ink)}
body.z7xcvb .abpfz9 img,body.z7xcvb .x5a2j9{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--v2-paper);border:1px solid var(--v2-line)}
body.z7xcvb .x5a2j9{display:grid;place-items:center;color:var(--v2-muted)}
body.z7xcvb .abpfz9 small{display:block;margin-top:10px;font:12px var(--hb-mono);color:var(--v2-brand)}
body.z7xcvb .abpfz9 b{display:block;margin-top:2px;font-size:15px}
body.z7xcvb .abpfz9 p{margin:4px 0 0;font-size:13px;line-height:1.7;color:var(--v2-muted)}
body.z7xcvb .abpfz9 a:hover b{color:var(--v2-brand)}

/* 实力 / 流程 / 问答 / 新闻 */
body.z7xcvb .ppm7hn{display:grid;grid-template-columns:1fr 1fr;gap:0 40px;margin:0;padding:0;list-style:none}
body.z7xcvb .ppm7hn li{display:grid;grid-template-columns:48px 1fr;gap:2px 12px;padding:16px 0;border-top:1px solid var(--v2-line)}
body.z7xcvb .ppm7hn small{grid-row:span 2;font:600 14px var(--hb-mono);color:var(--v2-brand)}
body.z7xcvb .ppm7hn b{font-size:16px;color:var(--v2-ink)}
body.z7xcvb .ppm7hn p{margin:0;font-size:14px;color:var(--v2-muted)}
body.z7xcvb .ezavpm{margin:0;padding:0;list-style:none;border:1px solid var(--v2-line)}
body.z7xcvb .ezavpm 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.z7xcvb .ezavpm li:last-child{border-bottom:0}
body.z7xcvb .ezavpm li:nth-child(odd){background:var(--v2-paper)}
body.z7xcvb .ezavpm small{font:600 13px var(--hb-mono);color:var(--v2-brand)}
body.z7xcvb .ezavpm b{color:var(--v2-ink)}
body.z7xcvb .ezavpm p{margin:0;font-size:14px;color:var(--v2-muted)}
body.z7xcvb .wb4t7n details{padding:14px 0;border-bottom:1px solid var(--v2-line)}
body.z7xcvb .wb4t7n summary{cursor:pointer;font-weight:700;color:var(--v2-ink)}
body.z7xcvb .wb4t7n summary small{margin-right:12px;font:600 13px var(--hb-mono);color:var(--v2-brand)}
body.z7xcvb .wb4t7n p{margin:8px 0 0 52px;font-size:14px;color:var(--v2-muted)}
body.z7xcvb .t4ngv5{margin:0;padding:0;list-style:none}
body.z7xcvb .t4ngv5 li{display:flex;align-items:baseline;gap:12px;padding:10px 0}
body.z7xcvb .t4ngv5 a{color:var(--v2-ink)}
body.z7xcvb .t4ngv5 i{flex:1;border-bottom:1px dotted var(--v2-muted)}
body.z7xcvb .t4ngv5 time{font:12px var(--hb-mono);color:var(--v2-muted)}

/* 页脚：版权页 */
body.z7xcvb .swrgxx{background:var(--hb-dark);color:var(--v2-footink);font-size:13px;padding-bottom:36px}
body.z7xcvb .ax5385{margin:0 0 36px;border-bottom:2px solid var(--v2-brand);background:color-mix(in srgb,#fff 6%,transparent)}
body.z7xcvb .ax5385>span{display:flex;justify-content:space-between;padding-top:9px;padding-bottom:9px;font-size:12px}
body.z7xcvb .ax5385 b{font-family:var(--hb-mono);letter-spacing:.1em;color:var(--v2-brand2)}
body.z7xcvb .ax5385 em{font-style:normal}
body.z7xcvb .n46753{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,4fr) minmax(0,2fr);gap:40px}
body.z7xcvb .zb45du p{margin:6px 0 0}
body.z7xcvb .swrgxx strong{color:#fff;font-size:15px}
body.z7xcvb .cmnm29 .djuwa3{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.z7xcvb .cmnm29 dd{color:#fff}
body.z7xcvb .cmnm29 .f6gtse{color:var(--v2-brand2)}
body.z7xcvb .bfmhmu{display:flex;flex-direction:column;gap:6px;counter-reset:hbft}
body.z7xcvb .bfmhmu a{counter-increment:hbft}
body.z7xcvb .bfmhmu a::before{content:counter(hbft,decimal-leading-zero) "  ";font:11px var(--hb-mono);color:var(--v2-brand2)}
body.z7xcvb .bfmhmu 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.z7xcvb .mc2y2p{padding:56px 0;background:var(--v2-white);border-bottom:0;border-top:2px solid var(--v2-brand)}
body.z7xcvb .jedjgx{background:var(--v2-paper)}
body.z7xcvb .an3ajd{padding:56px 0 48px;background:var(--v2-white);border-bottom:1px solid var(--v2-line)}
body.z7xcvb .an3ajd h1 em{color:var(--v2-brand);border-bottom-width:2px}
body.z7xcvb .uzx2za,body.z7xcvb .z69gu4 li{border-radius:0}
body.z7xcvb .e9729f{padding-bottom:12px;border-bottom:1px solid var(--v2-ink);margin-bottom:28px}
body.z7xcvb .e9729f h1,body.z7xcvb .e9729f h2{font-size:28px;font-weight:800}
body.z7xcvb .ucmymu{display:inline-block;padding:2px 8px;background:var(--v2-ink);color:var(--v2-white);font:600 11px var(--hb-mono);letter-spacing:.12em}
body.z7xcvb .nzwpwd{color:var(--v2-brand)}
body.z7xcvb .srx7wb,body.z7xcvb .wpscx5{border-radius:0;box-shadow:none}
body.z7xcvb .ct4h7p,body.z7xcvb .e7vrms img,body.z7xcvb .etkx6x{border-radius:0}
body.z7xcvb .hg5tdp li,body.z7xcvb .udbcqp li{border-radius:0}
body.z7xcvb .hg5tdp li::before{border-radius:0;font-family:var(--hb-mono)}
body.z7xcvb .h85ngf details{border-radius:0;border-width:0 0 1px;padding:16px 0;margin:0;background:transparent}
body.z7xcvb .qcafxs,body.z7xcvb .m6ceam,body.z7xcvb .ddydz7,body.z7xcvb .f9mdvp a,body.z7xcvb .cn625x{border-radius:0}
body.z7xcvb .swgfyt{border-radius:0}
body.z7xcvb a.heqdwh{color:var(--v2-ink);border-color:var(--v2-ink);background:transparent}
body.z7xcvb .gw36q6{border-radius:0;background:var(--v2-ink);color:var(--v2-white);border-left:6px solid var(--v2-brand)}
body.z7xcvb .gw36q6 .mmefhg,body.z7xcvb .n9nnmv{color:var(--v2-line);opacity:1}
body.z7xcvb .gw36q6 .swgfyt{background:var(--v2-brand);color:var(--v2-onbrand)}

@media(max-width:1000px){
  body.z7xcvb .ybhajs{flex-wrap:wrap;gap:0;padding-top:10px}
  body.z7xcvb .meatp3{width:100%;overflow-x:auto;white-space:nowrap}
  body.z7xcvb .meatp3 a{padding:12px 10px}
  body.z7xcvb .pdbmb3,body.z7xcvb .jmyh48,body.z7xcvb .gw4ytv{grid-template-columns:minmax(0,1fr);gap:28px}
  body.z7xcvb .gp4mp4{grid-template-columns:1fr 1fr}
  body.z7xcvb .gp4mp4 .qsnj5k:nth-child(3){border-left:0;padding-left:0}
  body.z7xcvb .gp4mp4 .qsnj5k:nth-child(n+3){border-top:1px solid var(--v2-line)}
  body.z7xcvb .abpfz9{grid-template-columns:repeat(3,minmax(0,1fr))}
  body.z7xcvb .ezavpm li{grid-template-columns:90px 1fr}
  body.z7xcvb .ezavpm p{grid-column:2}
  body.z7xcvb .n46753{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  body.z7xcvb .zb45du{grid-column:1/-1}
}
@media(max-width:560px){
  body.z7xcvb .ykrezk{padding-top:32px}
  body.z7xcvb .ykrezk h1{font-size:28px}
  body.z7xcvb .gp4mp4 .qsnj5k{padding:12px 10px 12px 0;border-left:0}
  body.z7xcvb .gp4mp4 b{font-size:26px}
  body.z7xcvb .cdumrq{grid-template-columns:minmax(0,1fr)}
  body.z7xcvb .v877tt{font-size:24px;flex-wrap:wrap}
  body.z7xcvb .v877tt b{font-size:24px}
  body.z7xcvb .abpfz9{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 12px}
  body.z7xcvb .ppm7hn{grid-template-columns:minmax(0,1fr)}
  body.z7xcvb .ezavpm li{grid-template-columns:minmax(0,1fr);gap:2px}
  body.z7xcvb .ezavpm p{grid-column:auto}
  body.z7xcvb .wb4t7n p{margin-left:0}
  body.z7xcvb .t4ngv5 li{flex-direction:column;gap:2px}
  body.z7xcvb .t4ngv5 i{flex:none;border:0}
  body.z7xcvb .n46753{grid-template-columns:minmax(0,1fr)}
  body.z7xcvb .e9729f h1,body.z7xcvb .e9729f h2{font-size:22px}
}

/* 内页产品卡图：img 自带 height 属性，统一按 4:3 显示 */
body.z7xcvb .ct4h7p{height:auto;aspect-ratio:4/3;object-fit:cover}