:root{
  --paper:#fff;--paper-2:#f5f7f6;--paper-3:#eaeef0;
  --ink:#17181a;--ink-2:#3f444b;--ink-3:#6b7178;
  --rule:#d9dde1;--rule-strong:#aeb4ba;
  --green:#136c39;--green-2:#1c8a4a;--green-tint:#e7f1ea;
  --info:#1f5fa8;--info-tint:#e9f1fb;--warn:#8a5a00;--warn-tint:#f8efdb;
  --serif:'Noto Serif SC',Georgia,'Songti SC','Source Han Serif SC','Noto Serif CJK SC','SimSun',serif;
  --sans:'Noto Sans SC',system-ui,-apple-system,'Segoe UI','PingFang SC','Microsoft YaHei','Source Han Sans SC','Noto Sans CJK SC',sans-serif;
}.csd *{box-sizing:border-box}.csd{scroll-behavior:smooth}.csd{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.9}.csd a{color:var(--green);text-decoration:none}.csd a:hover{color:var(--green-2)}.csd .wrap{max-width:1200px;margin:0 auto;padding:0 24px}.csd h1,.csd h2,.csd h3,.csd h4{font-family:var(--serif);font-weight:700;margin:0;line-height:1.4}.csd p{margin:0 0 14px;color:var(--ink-2)}.csd strong{color:var(--ink);font-weight:500}.csd code{font-family:ui-monospace,'SFMono-Regular',Menlo,monospace;font-size:.95em;background:var(--paper-2);border:1px solid var(--rule);padding:1px 5px}.csd .num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
/* 顶部规格条 */
.bar{border-bottom:1px solid var(--ink);padding:10px 0;font-size:12px;letter-spacing:.14em;color:var(--ink-3);background:var(--paper-2)}.csd .bar .in{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;align-items:center}.csd .bar b{color:var(--ink);font-weight:600;letter-spacing:.18em}.csd .bar em{font-style:normal;color:var(--green)}.csd .bar .st{display:inline-flex;align-items:center;gap:6px}.csd .bar .st i{width:6px;height:6px;background:var(--green);display:inline-block}
/* 顶栏 */
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(6px);border-bottom:1px solid var(--rule)}.csd .topbar .in{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:36px;height:58px}.csd .tohome{font-size:13px;color:var(--ink-3);white-space:nowrap;margin-right:-18px}.csd .tohome:hover{color:var(--green)}.csd .brand{font-family:var(--serif);font-size:15px;letter-spacing:.14em;color:var(--ink);white-space:nowrap}.csd .brand b{font-weight:700}.csd .brand s{text-decoration:none;color:var(--ink-3);letter-spacing:.06em;font-family:var(--sans);font-size:12px;margin-left:8px}.csd .topbar nav{display:flex;gap:26px;margin-left:auto;font-size:14px}.csd .topbar nav a{color:var(--ink-3);padding:18px 0;border-bottom:2px solid transparent}.csd .topbar nav a:hover{color:var(--ink)}.csd .topbar nav a.on{color:var(--ink);border-bottom-color:var(--green)}.csd .help{flex:none;background:var(--green);color:#fff;font-size:13px;line-height:1;padding:8px 14px;white-space:nowrap;letter-spacing:.04em}.csd .help:hover{background:#0f5a2f;color:#fff}.csd .ver{font-size:12px;color:var(--ink-3);letter-spacing:.08em}
/* 页头（通栏导读 + 水平参数带） */
.head{display:block;padding:30px 0 4px;border-bottom:0}.csd .head .l{padding:0 0 22px;border:0}.csd .head .r{padding:0 0 24px;border:0}.csd .kicker{font-size:12px;letter-spacing:.12em;color:var(--green);margin-bottom:12px}.csd h1{font-size:32px;line-height:1.35;letter-spacing:.01em;margin-bottom:16px;font-weight:700}.csd .lede{font-size:16px;line-height:1.9;color:var(--ink-2);margin:0}.csd .lede em{font-style:normal;color:var(--ink);font-weight:600}
/* 右栏条款盒 */
.rail-h{font-size:12px;letter-spacing:.06em;color:var(--ink-3);border-bottom:1px solid var(--rule);padding-bottom:6px;margin-bottom:10px}.csd .rail dl{display:grid;grid-template-columns:64px 1fr;gap:8px;margin:0;font-size:14px;line-height:1.75}.csd .rail dt{color:var(--ink-3);font-size:12px}.csd .rail dd{margin:0;color:var(--ink-2)}.csd .rail .q{margin-top:14px;font-size:13px;line-height:1.8;color:var(--ink-3);border-top:1px solid var(--rule);padding-top:10px}
/* 数字带 */
.band{display:grid;grid-template-columns:repeat(4,1fr);column-gap:40px;border-bottom:1px solid var(--rule)}.csd .band div{padding:24px 0 22px;border:0}.csd .band strong{display:block;font-family:var(--serif);font-size:36px;font-weight:600;line-height:1.2}.csd .band small{display:block;font-size:12.5px;color:var(--ink-3);line-height:1.65;margin-top:5px}
/* 章节 */
.sec{padding:40px 0 10px;border-bottom:0}.csd .sec:last-of-type{border-bottom:0}.csd .sec-h{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:baseline;column-gap:24px;border-top:1px solid var(--ink);padding-top:15px}.csd .sec-h h2{grid-column:1;grid-row:2;margin:6px 0 0}.csd .sec-h .m{grid-column:2;grid-row:1}.csd .sec-h .n{font-family:var(--serif);font-size:12px;letter-spacing:.14em;color:var(--green)}.csd .sec-h h2{font-size:25px}.csd .sec-h .m{font-size:12px;color:var(--ink-3);text-align:right}.csd .sec-b{display:grid;grid-template-columns:104px minmax(0,1fr) 220px;padding:14px 0 30px}.csd .sec-b .side{grid-column:3;font-size:14px;color:var(--ink-3);line-height:1.85;border-left:1px solid var(--rule);padding-left:18px;margin-left:18px}.csd .sec-b .body{grid-column:2;padding-right:38px;min-width:0}
/* 表格 */
.tw{overflow-x:auto}.csd .tw caption{caption-side:top;text-align:left;font-size:12.5px;line-height:1.6;color:var(--ink-3);padding:0 0 8px;letter-spacing:.02em}.csd table{width:100%;border-collapse:collapse;font-size:14px;line-height:1.75;table-layout:fixed;min-width:620px}.csd th{text-align:left;font-size:12px;color:var(--ink-3);font-weight:500;border-top:0;border-bottom:1px solid var(--ink);padding:10px 16px 9px 0;vertical-align:bottom}.csd td{border-bottom:1px solid var(--rule);border-right:0;padding:14px 16px 14px 0;vertical-align:top}.csd td.k{font-family:var(--serif);font-size:13.5px;color:var(--ink)}.csd .pill{display:inline-block;font-size:12px;border:1px solid var(--rule-strong);color:var(--ink-3);padding:0 6px;white-space:nowrap;line-height:1.7}.csd .pill.g{border-color:var(--green);color:var(--green);background:var(--green-tint)}.csd .pill.w{border-color:var(--warn);color:var(--warn);background:var(--warn-tint)}.csd .pill.b{border-color:var(--info);color:var(--info);background:var(--info-tint)}.csd .src{display:block;font-size:13.5px;color:var(--ink-3);line-height:1.8;margin-top:10px}
/* 提示块 */
.note{border-left:2px solid var(--warn);background:var(--warn-tint);padding:13px 18px;font-size:14px;line-height:1.85;margin:16px 0}.csd .note b{color:var(--warn);font-weight:600}.csd .tip{border-left:2px solid var(--green);background:var(--green-tint);padding:13px 18px;font-size:14px;line-height:1.85;margin:16px 0}
/* 卡片 */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--ink)}.csd .cards.two{grid-template-columns:repeat(2,1fr)}.csd .card{border-bottom:1px solid var(--rule);border-right:1px solid var(--rule);padding:22px 22px 24px 0;display:block;color:inherit;transition:background .15s}.csd .card:nth-child(3n){border-right:0;padding-right:0}.csd .cards.two .card:nth-child(2n){border-right:0;padding-right:0}.csd .card:hover{background:var(--paper-2)}.csd .card .no{font-family:var(--serif);font-size:12px;color:var(--green);letter-spacing:.12em}.csd .card h3{font-size:19px;margin:6px 0 8px}.csd .card p{font-size:14px;color:var(--ink-3);margin:0;line-height:1.85}.csd .card .go{display:inline-block;margin-top:12px;font-size:12.5px;color:var(--green);letter-spacing:.04em}
/* 流程 */
.proc{background:var(--paper-2);border-bottom:1px solid var(--ink);padding:30px 0 18px}.csd .proc .ph{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--ink);padding-bottom:10px}.csd .proc .ph h2{font-size:25px}.csd .proc .ph span{font-size:12px;color:var(--ink-3)}.csd .proc-grid{display:grid;grid-template-columns:320px minmax(0,1fr)}.csd .dia-col{border-right:1px solid var(--rule);padding:22px 26px 22px 0}.csd .dia-sticky{position:sticky;top:78px}.csd .dia-cap{display:flex;justify-content:space-between;font-size:12px;color:var(--ink-3);margin-bottom:8px}.csd .dia-sticky svg{display:block;width:100%;height:auto}.csd .node{cursor:pointer}.csd .node rect{fill:var(--paper-2);stroke:var(--rule-strong);stroke-width:1;transition:stroke .16s,fill .16s}.csd .node .n{font:500 13px var(--serif);fill:var(--ink-3)}.csd .node .t{font:600 16px var(--sans);fill:var(--ink)}.csd .node .s{font:400 12.5px var(--sans);fill:var(--ink-3)}.csd .node.on rect{stroke:var(--green);stroke-width:1.4;fill:var(--green-tint)}.csd .node.on .n,.csd .node.on .t{fill:var(--green)}.csd .node:hover rect{stroke:var(--ink)}.csd .steps{padding:10px 0 6px}.csd .step{padding:20px 0 24px 28px;border-bottom:1px solid var(--rule);position:relative}.csd .step:last-child{border-bottom:0}.csd .step .rm{position:absolute;left:0;top:20px;bottom:24px;width:2px;background:transparent}.csd .step.on .rm{background:var(--green)}.csd .step .no{font-family:var(--serif);font-size:12px;letter-spacing:.14em;color:var(--ink-3);display:block}.csd .step h3{font-size:20px;margin:2px 0 6px;transition:color .16s}.csd .step.on .no{color:var(--green)}.csd .step.on h3{color:var(--green)}.csd .step p{font-size:14.5px;margin-bottom:10px}.csd .out{display:flex;flex-wrap:wrap;gap:6px}.csd .out span{font-size:12px;border:1px solid var(--rule-strong);color:var(--ink-3);padding:1px 8px;background:var(--paper)}.csd .out span b{color:var(--green);font-weight:500}.csd .out span a{color:inherit;text-decoration:none;border-bottom:1px solid var(--rule-strong)}.csd .out span a:hover{color:var(--green);border-color:var(--green)}.csd [id]{scroll-margin-top:76px}
/* 文档模板 */
.doc{border:1px solid var(--ink);background:var(--paper);margin:18px 0 26px}.csd .doc .dh{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--ink);padding:10px 16px;background:var(--paper-2)}.csd .doc .dh b{font-family:var(--serif);font-size:15px;font-weight:600}.csd .doc .dh span{font-size:14px;color:var(--ink-3);letter-spacing:.02em}.csd .doc .db{padding:16px 16px 18px}.csd .doc .row{display:grid;grid-template-columns:150px 1fr;gap:12px;padding:9px 0;border-bottom:1px dotted var(--rule-strong);font-size:14.5px;line-height:1.8}.csd .doc .row:last-child{border-bottom:0}.csd .doc .row dt{color:var(--ink-3);font-size:14px}.csd .doc .row dd{margin:0;color:var(--ink-2)}.csd .blank{display:inline-block;min-width:120px;border-bottom:1px solid var(--rule-strong);color:var(--ink-3)}.csd .who{font-size:12.5px;color:var(--green);background:var(--green-tint);padding:1px 7px;border:1px solid var(--green);white-space:nowrap}
/* 示例与注释 */
.sample p{font-size:15px;line-height:1.95;color:var(--ink-2);text-indent:2em;margin-bottom:12px}.csd .sample p:last-child{margin-bottom:0}.csd .sample .m1,.csd .sample .m2,.csd .sample .m3,.csd .sample .m4,.csd .sample .m5,.csd .sample .m6{font-family:var(--serif);font-size:11px;color:var(--green);vertical-align:super;margin-left:2px}.csd .annot{margin:0;padding-left:20px}.csd .annot li{font-size:14px;line-height:1.9;color:var(--ink-3);margin-bottom:8px}.csd .annot li b{color:var(--ink);font-weight:500}
/* 问答 */
.qa{border-top:1px solid var(--ink)}.csd .qa .q{display:grid;grid-template-columns:28px 1fr;gap:10px;padding:13px 0;border-bottom:1px solid var(--rule);font-size:14.5px;line-height:1.85}.csd .qa .q b{font-family:var(--serif);color:var(--green);font-weight:600}.csd .qa .q p{margin:4px 0 0;font-size:14px;color:var(--ink-3)}.csd .qa .q>div>span{display:block;font-size:15px;line-height:1.7}.csd .qa .q b{align-self:start;line-height:1.7}
/* 筛选 */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 14px}.csd .chips button{font-family:var(--sans);font-size:13px;background:none;border:1px solid var(--rule-strong);color:var(--ink-3);padding:3px 12px;cursor:pointer;line-height:1.8}.csd .chips button:hover{border-color:var(--ink);color:var(--ink)}.csd .chips button.on{background:var(--ink);border-color:var(--ink);color:var(--paper)}
/* 分页 */
.pager{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--ink);margin-top:47px}.csd .pager a{padding:20px 0 32px;display:block;color:inherit}.csd .pager a:last-child{text-align:right;border-left:1px solid var(--rule);padding-left:24px}.csd .pager a:only-child{grid-column:2;text-align:right;border-left:1px solid var(--rule);padding-left:24px}.csd .pager small{display:block;font-size:12px;color:var(--ink-3);letter-spacing:.06em;margin-bottom:4px}.csd .pager b{font-family:var(--serif);font-size:17px;font-weight:600}.csd .pager a:hover b{color:var(--green)}.csd footer.foot{border-top:1px solid var(--ink);padding:18px 0 48px;font-size:12.5px;color:var(--ink-3)}.csd .foot .fin{display:grid;grid-template-columns:1fr 1.7fr 1.3fr;gap:36px}.csd .foot .fc p{margin:0;line-height:1.7}.csd .foot .ft{font-size:12px;color:var(--ink);letter-spacing:.06em;margin-bottom:4px}.csd .foot .fc a{color:var(--ink-3);text-decoration:underline;text-underline-offset:3px}.csd .foot .fc a:hover{color:var(--green)}

@media (max-width:1080px){.csd .head{grid-template-columns:1fr}.csd .head .l{padding:34px 0 26px}.csd .head .r{border-left:0;border-top:1px solid var(--rule);padding:20px 0 26px}.csd h1{font-size:31px}.csd .lede{font-size:16px}.csd .sec-h,.csd .sec-b{grid-template-columns:1fr}.csd .sec-h .m{text-align:left;margin-top:4px}.csd .sec-b .body{padding-right:0}.csd .sec-b .side{border-left:0;padding-left:0;margin-left:0;border-top:1px solid var(--rule);padding-top:12px;margin-top:16px}.csd .cards,.csd .cards.two{grid-template-columns:1fr}.csd .card{border-right:0;padding-right:0}.csd .proc-grid{grid-template-columns:1fr}.csd .dia-col{border-right:0;border-bottom:1px solid var(--rule);padding:18px 0}.csd .dia-sticky{position:static;max-width:330px;margin:0 auto}.csd .step{padding-left:18px}.csd .band{grid-template-columns:repeat(2,1fr)}.csd .topbar .in{gap:16px;padding:0 20px}.csd .topbar nav{gap:16px;overflow-x:auto;font-size:13px;scrollbar-width:none}.csd .topbar nav::-webkit-scrollbar{display:none}.csd .ver{display:none}.csd .help{padding:7px 11px;font-size:12.5px}.csd .doc .row{grid-template-columns:1fr;gap:0}.csd .pager{grid-template-columns:1fr}.csd .pager a:last-child,.csd .pager a:only-child{grid-column:1;text-align:left;border-left:0;padding-left:0;border-top:1px solid var(--rule)}.csd .wrap{padding:0 16px}
}
@media (max-width:520px){.csd .brand s{display:none}.csd .tohome{font-size:12px;margin-right:-4px}.csd .foot .fin{grid-template-columns:1fr;gap:14px}.csd .doc .db{padding:12px}.csd .chips button{font-size:12.5px;padding:2px 9px}
}
/* 二级导航：频道内章节 */
.csd .subnav{background:var(--paper);border-bottom:1px solid var(--rule)}
.csd .subnav .wrap{display:flex;gap:26px;height:46px;align-items:center;overflow-x:auto;scrollbar-width:none}
.csd .subnav .wrap::-webkit-scrollbar{display:none}
.csd .subnav a{font-size:14px;color:var(--ink-3);white-space:nowrap;height:46px;display:flex;align-items:center;border-bottom:2px solid transparent;margin-bottom:-1px}
.csd .subnav a:hover{color:var(--ink)}
.csd .subnav a.on{color:var(--ink);border-bottom-color:var(--green)}
@media(max-width:760px){.csd .subnav .wrap{gap:18px}.csd .subnav a{font-size:13.5px}}

/* ── 全站：通栏阅读主轴（无左侧空列、无右侧旁注列） ── */
.sec-h{display:flex;align-items:baseline;gap:16px;border-bottom:0;padding-bottom:0}.csd .sec-h .n{display:none}.csd .sec-h h2{font-size:23px;line-height:1.45;margin:0}.csd .sec-h .m{font-size:12px;color:var(--ink-3);margin-left:auto;text-align:right;flex:none}.csd .sec-b{display:block;padding:22px 0 32px}.csd .sec-b .body{padding-right:0;min-width:0}.csd .rn{display:flex;gap:10px;align-items:baseline;font-size:12px;color:var(--ink-3);line-height:1.8;margin:0 0 14px;padding:0;border-right:0}.csd .rn b{font-family:var(--serif);font-size:12px;font-weight:500;color:var(--green);letter-spacing:.1em;margin:0;display:inline}.csd .sec-b .side{margin:20px 0 0;padding:14px 0 0;border-left:0;border-top:1px solid var(--rule);font-size:14px;color:var(--ink-3);line-height:1.85}
/* 参数带：横向五列 */
.spec{border-top:0}.csd .spec.v dl{grid-template-columns:1fr}.csd .spec.v .row{border-right:0;border-bottom:1px solid var(--rule);padding:7px 0}.csd .spec.v .row:last-child{border-bottom:0}.csd .q3l{margin:20px 0 0;font-size:14px;line-height:1.75;color:var(--ink-2)}.csd .q3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:22px}.csd .q3 a{display:block;background:var(--paper-2);padding:16px 20px 18px;text-decoration:none;color:inherit;transition:background .16s ease}.csd .q3 a:hover,.csd .q3 a:focus-visible{background:var(--green-tint)}.csd .q3 a:hover span,.csd .q3 a:focus-visible span{color:var(--green)}.csd .q3 span{display:block;font-size:12px;letter-spacing:.04em;color:var(--ink-3);padding-bottom:8px;margin-bottom:9px;border-bottom:1px solid var(--rule)}.csd .q3 b{display:block;font-family:var(--serif);font-size:16px;font-weight:600;line-height:1.65;color:var(--ink)}.csd .q3 s{display:none}.csd .tl{color:var(--green);text-decoration:underline;text-underline-offset:3px}.csd .tl:hover{text-decoration-thickness:2px}.csd .q3n{margin:12px 0 0;font-size:12.5px;line-height:1.7;color:var(--ink-3)}
@media(max-width:760px){.csd .q3{grid-template-columns:1fr;gap:12px}}.csd .q3n{margin:10px 0 0;font-size:12.5px;line-height:1.7;color:var(--ink-3)}.csd .q3 span{display:block;font-size:12.5px;color:var(--ink-3);margin-bottom:3px}.csd .q3 b{display:block;font-size:14.5px;font-family:var(--serif);font-weight:600;color:var(--ink);line-height:1.45}.csd .q3 s{display:block;text-decoration:none;margin-top:5px;font-size:12.5px;line-height:1.6;color:var(--ink-3)}
@media(max-width:760px){.csd .q3{grid-template-columns:1fr}.csd .q3 a{border-bottom:1px solid var(--rule);padding:10px 0;background:transparent}.csd .q3 a:last-child{border-bottom:0}}
@media(max-width:760px){.csd .q3 a{grid-template-columns:1fr}.csd .q3 b{white-space:normal}}.csd .spec .h{font-size:12px;letter-spacing:.06em;color:var(--ink-3);padding:20px 0 4px}.csd .spec dl{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));column-gap:40px;margin:0}.csd .spec .row{display:block;padding:8px 0 16px;border:0;font-size:14px;line-height:1.6}.csd .spec .row dt{color:var(--ink-3);font-size:12px;letter-spacing:.04em;margin-bottom:4px}.csd .spec .row dd{margin:0;color:var(--ink)}.csd .spec .row dd s{text-decoration:none;color:var(--ink-3);display:block;font-size:14px;margin-top:3px;line-height:1.55}.csd .rail-h{display:none}.csd .head .q{margin:0 0 8px;font-size:15px;color:var(--ink-3);line-height:1.8;border:0;padding:0}.csd .cards{border-top:1px solid var(--ink);border-left:1px solid var(--rule)}.csd .card{padding:18px 18px 20px 16px;position:relative;min-height:206px;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule)}.csd .card:after{content:"";position:absolute;right:-1px;bottom:-1px;width:7px;height:7px;border-left:1px solid var(--ink);border-top:1px solid var(--ink)}.csd .card .no{font-size:12px;letter-spacing:.14em;color:var(--green)}.csd .card h3{font-size:17px}.csd .card p{font-size:14px;line-height:1.85}.csd .trio{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--rule)}.csd .trio a{display:block;color:inherit;padding:16px 18px 18px 16px;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);position:relative;min-height:150px}.csd .trio a:after{content:"";position:absolute;right:-1px;bottom:-1px;width:7px;height:7px;border-left:1px solid var(--ink);border-top:1px solid var(--ink)}.csd .trio a:hover{background:var(--paper-2)}.csd .trio .i{display:block;font-size:12px;letter-spacing:.14em;color:var(--ink-3);margin-bottom:8px}.csd .trio b{display:block;font-family:var(--serif);font-size:17px;font-weight:600;margin-bottom:6px}.csd .trio small{display:block;font-size:13.5px;line-height:1.8;color:var(--ink-2)}
@media (max-width:960px){.csd .sec-h{flex-direction:column;align-items:flex-start;gap:6px}.csd .sec-h .m{margin-left:0;text-align:left}.csd .spec dl{grid-template-columns:1fr;row-gap:0}.csd .spec .row{display:grid;grid-template-columns:84px minmax(0,1fr);gap:12px;padding:10px 0;border-bottom:1px solid var(--rule)}.csd .spec .row dt{margin:0;align-self:start;padding-top:2px}.csd .spec .row dd s{margin-top:1px}.csd .head{padding-top:30px}.csd .head .l{padding-bottom:18px}.csd h1{font-size:26px}.csd .lede{font-size:15px}.csd .cards,.csd .trio{grid-template-columns:1fr}.csd .card{min-height:0}
}
/* 情景选择器 */
.chooser{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;border-top:1px solid var(--ink);padding:28px 0 30px}.csd .cq{display:grid;gap:24px}.csd .cq fieldset{border:0;margin:0;padding:0}.csd .cq legend{font-size:13px;color:var(--ink-3);letter-spacing:.04em;margin-bottom:9px;padding:0}.csd .opts{display:flex;flex-wrap:wrap;gap:8px}.csd .opts label{position:relative;border:1px solid var(--rule-strong);padding:8px 13px;font-size:14px;cursor:pointer;transition:background .15s,border-color .15s}.csd .opts input{position:absolute;opacity:0;width:1px;height:1px}.csd .opts label:has(input:checked){border-color:var(--green);background:var(--green-tint)}.csd .opts label:has(input:focus-visible){outline:2px solid var(--green);outline-offset:2px}.csd .cres{border-left:2px solid var(--green);padding:2px 0 2px 22px}.csd .cres .h{font-size:12px;letter-spacing:.06em;color:var(--ink-3);margin-bottom:8px}.csd .cres h3{font-size:20px;margin:0 0 12px}.csd .cres ol{list-style:none;padding:0;margin:0 0 14px}.csd .cres li{padding:10px 0;border-bottom:1px solid var(--rule);font-size:14.5px;line-height:1.7}.csd .cres li:last-child{border-bottom:0}.csd .cres li b{font-family:var(--serif);font-weight:600}.csd .cres li .sub{display:block;color:var(--ink-3);font-size:14px;margin-top:2px;line-height:1.7}.csd .cres .warn{font-size:14px;color:var(--ink-2);background:var(--warn-tint);padding:11px 13px;border-left:2px solid var(--warn);line-height:1.75}.csd .cres .hint{font-size:14px;color:var(--ink-3);margin:12px 0 0}.csd details.sc{border-top:1px solid var(--rule);padding:14px 0}.csd details.sc summary{cursor:pointer;font-size:15px;color:var(--ink-2);list-style:none}.csd details.sc summary::-webkit-details-marker{display:none}.csd details.sc summary:before{content:"+";display:inline-block;width:20px;color:var(--green);font-family:var(--serif)}.csd details.sc[open] summary:before{content:"−"}.csd details.sc .dc{padding:14px 0 4px 20px}
/* 七步流程 */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));column-gap:0;border-top:1px solid var(--ink);margin:18px 0 6px}.csd .fs{padding:18px 20px 20px 0;border-bottom:1px solid var(--rule);border-right:1px solid var(--rule)}.csd .fs:nth-child(4n){border-right:0;padding-right:0}.csd .fs .fno{font-family:var(--serif);font-size:12px;letter-spacing:.12em;color:var(--green)}.csd .fs h3{font-size:17px;margin:5px 0 7px}.csd .fs p{font-size:14px;line-height:1.8;color:var(--ink-3);margin:0 0 10px}.csd .fs .fo{font-size:14px;line-height:1.7;color:var(--ink-2);border-top:1px dotted var(--rule-strong);padding-top:8px}.csd .fs .fm{font-size:12.5px;color:var(--ink-3);margin-top:6px;letter-spacing:.02em}
/* 次级标题、假设框、表格内小注 */
.sub3{font-size:18px;line-height:1.5;margin:34px 0 12px;padding-top:18px;border-top:1px solid var(--rule)}.csd .hint{font-size:14px;line-height:1.85;color:var(--ink-3);margin:10px 0 16px}.csd .assume{border:1px solid var(--rule);background:var(--paper-2);margin:0 0 20px}.csd .assume .ah{padding:10px 16px;border-bottom:1px solid var(--rule);font-size:14px;color:var(--ink-2)}.csd .assume .ah small{color:var(--ink-3);font-size:12.5px;margin-left:10px}.csd .assume dl{margin:0;padding:6px 16px 10px}.csd .assume .row{display:grid;grid-template-columns:118px minmax(0,1fr);gap:14px;padding:8px 0;border-bottom:1px dotted var(--rule-strong);font-size:14px;line-height:1.75}.csd .assume .row:last-child{border-bottom:0}.csd .assume dt{color:var(--ink-3)}.csd .assume dd{margin:0;color:var(--ink-2)}.csd .mut{color:var(--ink-3);font-size:12.5px}.csd .bul{list-style:none;padding:0;margin:0}.csd .bul li{padding:0 0 11px;margin-bottom:11px;border-bottom:1px solid var(--rule);font-size:14.5px;line-height:1.85;color:var(--ink-2)}.csd .bul li:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}.csd .bul li b{color:var(--ink);font-weight:600}.csd .doc .db p{margin:0;font-size:14.5px;line-height:1.95;color:var(--ink-2)}

@media(max-width:1080px){.csd .flow{grid-template-columns:repeat(2,minmax(0,1fr))}.csd .fs:nth-child(2n){border-right:0;padding-right:0}}
@media(max-width:760px){.csd .flow{grid-template-columns:1fr}.csd .fs{border-right:0;padding-right:0}.csd .chooser{grid-template-columns:1fr;gap:28px}}.csd .case-note{font-size:12.5px;color:var(--ink-3);margin:8px 0 0;line-height:1.7}.csd .ex{font-size:13.5px;color:var(--ink-2);background:var(--paper-2);padding:9px 12px;margin:8px 0 0;border-left:2px solid var(--rule-strong)}
/* 成熟度量表：四级阶梯，顶部横线随档位升高 */
.ladder{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));align-items:start;margin:6px 0 30px}.csd .lv{border-top:2px solid var(--rule-strong);padding:14px 22px 0}.csd .lv:first-child{padding-left:0}.csd .lv .mtr{display:flex;gap:5px;margin-bottom:12px}.csd .lv .mtr i{display:block;height:4px;flex:1;background:var(--paper-3)}.csd .lv .mtr i.f{background:var(--ink-3)}.csd .lv .lt{display:block;font-family:var(--serif);font-size:34px;line-height:1;color:var(--ink-4)}.csd .lv .nm{display:block;margin-top:8px;font-size:17px;font-weight:600}.csd .lv .ds{display:block;margin-top:6px;font-size:14.5px;color:var(--ink-2);line-height:1.7}.csd .lv:nth-child(1){margin-top:62px}.csd .lv:nth-child(2){margin-top:42px}.csd .lv:nth-child(3){margin-top:22px}.csd .lv:nth-child(4){margin-top:0;border-top-color:var(--green)}.csd .lv:nth-child(4) .lt{color:var(--green)}.csd .lv:nth-child(4) .mtr i.f{background:var(--green)}
@media(max-width:900px){.csd .ladder{grid-template-columns:repeat(2,minmax(0,1fr))}.csd .lv:nth-child(odd){margin-top:0;padding-left:0}.csd .lv:nth-child(even){margin-top:26px}}
@media(max-width:760px){.csd .ladder{grid-template-columns:1fr}.csd .lv:nth-child(n){margin-top:0;padding:14px 0 12px}.csd .lv:nth-child(n+2){border-top-color:var(--rule)}}
/* 成熟度量表：悬停切换，同一句话的四种写法 */
.stops{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:6px 0 0;border-bottom:1px solid var(--rule)}.csd .stop{appearance:none;-webkit-appearance:none;background:none;border:0;border-top:2px solid var(--rule);font:inherit;color:inherit;text-align:left;padding:12px 18px 16px;cursor:pointer;transition:border-color .18s ease,background .18s ease}.csd .stop:first-child{padding-left:0}.csd .stop b{display:block;font-family:var(--serif);font-size:26px;line-height:1;color:var(--ink-4);transition:color .18s ease}.csd .stop span{display:block;margin-top:6px;font-size:16px;color:var(--ink-3);transition:color .18s ease}.csd .stop em{display:block;margin-top:4px;font-size:12.5px;font-style:normal;color:var(--ink-4)}.csd .stop.on{border-top-color:var(--green);background:linear-gradient(var(--green-tint),transparent 76%)}.csd .stop.on b,.csd .stop.on span{color:var(--green)}.csd .stop.on em{color:var(--ink-3)}.csd .stop:hover,.csd .stop:focus-visible{border-top-color:var(--ink-2);outline:none}.csd .stop:focus-visible{box-shadow:inset 0 0 0 1px var(--green)}.csd .sbody{display:grid;grid-template-columns:280px 1fr;gap:44px;padding:22px 0 0}.csd .sk{font-size:12.5px;color:var(--ink-3);margin-bottom:10px}.csd .scrit ul{list-style:none;margin:0;padding:0}.csd .scrit li{position:relative;padding-left:15px;font-size:14px;line-height:1.7;color:var(--ink-2);margin-bottom:7px}.csd .scrit li:before{content:"";position:absolute;left:0;top:9px;width:6px;height:1px;background:var(--green)}.csd #ssent{font-family:var(--serif);font-size:19px;line-height:1.95;margin:0;color:var(--ink);transition:opacity .18s ease}.csd .smeta{margin-top:12px;font-size:12.5px;color:var(--ink-3)}.csd .grule{font-size:14px;color:var(--ink-2);line-height:1.75;margin:26px 0 0;padding-top:14px;border-top:1px solid var(--rule)}
@media(max-width:900px){.csd .sbody{grid-template-columns:1fr;gap:18px}.csd .stop{padding:10px 12px 14px}}
@media(max-width:760px){.csd .stop em{display:none}.csd #ssent{font-size:17px;line-height:1.9}}
/* 六步流程图 */
.fmap{margin:22px 0 0}.csd .fmap svg{display:block;width:100%;height:auto;overflow:visible}.csd .fmap .n circle{fill:#fff;stroke:var(--rule-strong);stroke-width:1.5}.csd .fmap .n .nn{font-family:var(--serif);font-size:15px;fill:var(--ink-2);text-anchor:middle}.csd .fmap .n .nl{font-size:14.5px;font-weight:600;fill:var(--ink);text-anchor:middle}.csd .fmap .n .ns{font-size:12px;fill:var(--ink-3);text-anchor:middle}.csd .fmap .n.key circle{fill:var(--green-tint);stroke:var(--green);stroke-width:2}.csd .fmap .n.key .nn{font-size:17px;fill:var(--green)}.csd .fmap .n.key .nl{fill:var(--green)}.csd .fmap .ar{stroke:var(--rule-strong);stroke-width:1.5;fill:none;marker-end:url(#ah)}.csd .fmap .loop{stroke:var(--green);stroke-width:1.2;stroke-dasharray:4 4;fill:none;marker-end:url(#ahg);opacity:.75}.csd .fmap .ll{font-size:12px;fill:var(--ink-3);text-anchor:middle}.csd .fmap figcaption{font-size:12.5px;color:var(--ink-3);margin-top:6px}.csd .flowv{display:none;list-style:none;margin:18px 0 0;padding:0}.csd .flowv li{display:grid;grid-template-columns:34px 1fr auto;gap:10px;align-items:baseline;padding:10px 0;border-bottom:1px solid var(--rule)}.csd .flowv b{font-family:var(--serif);font-size:14px;color:var(--ink-3)}.csd .flowv span{font-size:15px}.csd .flowv i{font-style:normal;font-size:12px;color:var(--ink-3)}.csd .flowv em{grid-column:2/-1;font-style:normal;font-size:13px;color:var(--ink-3);margin-top:2px}.csd .flowv li.key b,.csd .flowv li.key span{color:var(--green)}
/* 悬停详情 */
.fdetail{display:grid;grid-template-columns:1.5fr 1fr .8fr;gap:40px;margin:18px 0 0;padding:18px 0 0;border-top:1px solid var(--rule)}.csd .fd-c .sk{margin-bottom:7px}.csd .fd-c p{font-size:14.5px;line-height:1.8;color:var(--ink-2);margin:0}.csd #fd-name{color:var(--green)}.csd .fmap .n{cursor:pointer}.csd .fmap .n circle{transition:stroke .18s ease,fill .18s ease}.csd .fmap .n.on circle{stroke:var(--green);fill:var(--green-tint)}.csd .fmap .n.on .nn{fill:var(--green)}.csd .fmap .n:hover circle,.csd .fmap .n:focus-visible circle{stroke:var(--ink-2)}.csd .fmap .n.key:hover circle{stroke:var(--green)}.csd .fmap .n:focus{outline:none}
@media(max-width:900px){.csd .fdetail{grid-template-columns:1fr;gap:14px}}
@media(max-width:760px){.csd .fmap{display:none}.csd .flowv{display:block}.csd .fdetail{display:none}}

@media print{.csd .topbar,.csd .head .r,.csd .side,.csd .pager,.csd .foot,.csd .sec-h .m,.csd .fmap,.csd .tip,.csd .note,.csd .src{display:none!important}.csd .wrap{max-width:none;padding:0;width:auto}.csd .sec,.csd .sec-b,.csd .body{border:0;padding:0;margin:0;display:block}.csd .doc{border:0}.csd .doc .dh{border-bottom:1px solid #000;padding-bottom:6px}.csd .doc p,.csd .doc li{orphans:3;widows:3}.csd h2,.csd h3{break-after:avoid}.csd tr{break-inside:avoid}.csd{background:#fff;color:#000}.csd a{color:#000;text-decoration:none}
}
/* 官方模板 · 批注版 */
.offdoc{margin:6px 0 4px}.csd .blk{display:grid;grid-template-columns:minmax(0,1fr) 236px;gap:36px;padding:18px 0;border-bottom:1px solid var(--rule)}.csd .blk:last-child{border-bottom:0}.csd .blk .main{min-width:0}.csd .blk .main p{font-family:var(--serif);font-size:15.5px;line-height:1.95;margin:0 0 10px;color:var(--ink)}.csd .blk .main p:last-child{margin-bottom:0}.csd .blk .main h3{font-family:var(--serif);font-size:16px;font-weight:600;margin:0 0 8px}.csd .rann{font-size:13px;line-height:1.75;color:var(--green);border-left:2px solid var(--green);padding:2px 0 2px 12px;align-self:start}.csd .rann b{display:block;font-size:12px;letter-spacing:.04em;color:var(--green-2);font-weight:600;margin-bottom:4px}.csd .mark{background:var(--green-tint);padding:0 2px}.csd .del{text-decoration:line-through;text-decoration-thickness:1px;color:var(--ink-4)}.csd .ins{color:var(--green);border-bottom:1.5px solid var(--green);text-decoration:none;font-weight:600}.csd .legend{display:grid;gap:9px;margin-top:6px}.csd .legend div{display:grid;grid-template-columns:64px 1fr;gap:10px;align-items:baseline;font-size:13px;color:var(--ink-2);line-height:1.6}.csd .legend i{font-style:normal;font-size:12.5px}
@media(max-width:860px){.csd .blk{grid-template-columns:1fr;gap:10px;padding:16px 0}.csd .rann{border-left:0;border-top:1px solid var(--green-tint);padding:8px 0 0}
}
@media print{.csd .rann{border-left:2px solid var(--green);border-top:0;padding:0 0 0 10px}}
/* 红笔批注 */
@font-face{font-family:"Annot";src:url("annot.woff2") format("woff2");font-weight:400;font-display:swap}.csd .offdoc{--red:#b0392e}.csd .offdoc .main p{color:var(--ink)}.csd .mark{background:linear-gradient(transparent 52%,#ffe9a0 52%,#ffe9a0 96%,transparent 96%);padding:0 2px;box-decoration-break:clone}.csd .del{text-decoration:line-through;text-decoration-color:var(--red);text-decoration-thickness:2px;color:var(--ink-3)}.csd .ins{color:var(--red);text-decoration:underline wavy var(--red);text-decoration-thickness:1.2px;text-underline-offset:4px;font-weight:400}.csd .cir{position:relative;white-space:nowrap;padding:0 3px}.csd .cir:after{content:"";position:absolute;left:-4px;right:-4px;top:-3px;bottom:-4px;border:1.8px solid var(--red);border-radius:52% 46% 48% 54%;transform:rotate(-1.6deg);pointer-events:none;opacity:.9}.csd .rann{font-family:"Annot",var(--serif);font-size:15.5px;line-height:1.85;color:var(--red);border-left:0;padding:0;position:relative;transform:rotate(-1.4deg);transform-origin:left top}.csd .blk:nth-child(odd) .rann{transform:rotate(-1.4deg)}.csd .blk:nth-child(even) .rann{transform:rotate(.9deg)}.csd .rann b{display:inline-block;font-size:12.5px;font-weight:400;letter-spacing:.03em;color:var(--red);margin-bottom:2px;transform:rotate(-1deg)}.csd .rann:before{content:"";position:absolute;left:-30px;top:9px;width:24px;height:1.4px;background:var(--red);transform:rotate(-16deg);opacity:.75}.csd .legend{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;margin:2px 0 18px;padding:16px 0 4px;border-top:1px solid var(--rule)}.csd .legend div{display:block}.csd .legend i{display:block;font-style:normal;font-size:15px;margin-bottom:5px;font-family:"Annot",var(--serif);color:var(--ink)}.csd .legend i.mark{font-family:"Annot",var(--serif)}.csd .legend i.del{color:var(--ink-3)}.csd .legend i.ins{color:var(--red)}.csd .legend span{font-size:12.5px;line-height:1.6;color:var(--ink-3)}.csd .legend .scr{color:var(--red)}
@media(max-width:860px){.csd .legend{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.csd .rann{border-top:1px solid var(--rule);padding-top:8px;transform:rotate(-.8deg)}.csd .rann:before{display:none}
}
@media print{.csd .rann{transform:none}.csd .rann:before{display:none}}
/* 面包屑 */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:7px;font-size:12.5px;color:var(--ink-3);padding:14px 0 0}.csd .crumbs a{color:var(--ink-3);text-decoration:none;border-bottom:1px solid transparent;transition:color .15s,border-color .15s}.csd .crumbs a:hover{color:var(--green);border-bottom-color:var(--green)}.csd .crumbs span{color:var(--ink-4)}.csd .crumbs em{font-style:normal;color:var(--ink-2)}.csd .crumbs + .head{padding-top:18px}