:root{font-family:system-ui,"Microsoft YaHei",sans-serif;color:#17233b;background:#f5f7fb;color-scheme:light;--blue:#225cc8;--ink:#17233b;--muted:#60708a;--line:#d7dfeb;--paper:#fff;--danger:#aa3030}*{box-sizing:border-box}*[hidden]{display:none!important}html{scroll-behavior:smooth}body{margin:0;line-height:1.65}a{color:#174ea8;text-underline-offset:3px}button,input,select,textarea{font:inherit}button{border:0;border-radius:.55rem;padding:.65rem 1rem;background:var(--blue);color:#fff;cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #ef9f2f;outline-offset:3px}button:disabled{opacity:.55;cursor:not-allowed}.secondary{background:#e7edf7;color:#203550}.danger{background:var(--danger)}.skip-link{position:fixed;left:1rem;top:-5rem;background:#fff;padding:.7rem;z-index:20}.skip-link:focus{top:1rem}.site-header{height:auto;min-height:4.25rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.8rem max(1rem,calc((100vw - 1200px)/2));background:#102548;color:#fff}.site-header a{color:#fff}.brand{font-size:1.15rem;font-weight:750;text-decoration:none}.site-header nav{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}main{max-width:1200px;margin:auto;padding:2rem 1rem 5rem}.hero{padding:2.2rem;border-radius:1rem;background:linear-gradient(135deg,#17386f,#286bc8);color:#fff}.hero h1{margin:.2rem 0;font-size:clamp(1.8rem,4vw,3rem);line-height:1.2}.eyebrow{text-transform:none;font-weight:700;letter-spacing:.03em;color:#36629f}.hero .eyebrow{color:#bcd6ff}.filters{display:grid;grid-template-columns:minmax(15rem,2fr) minmax(10rem,1fr) auto auto;gap:.8rem;align-items:end;margin:1.5rem 0}.filters label,.form-grid label,.block-editor label,.media-dialog label{display:grid;gap:.35rem;font-weight:650}input,select,textarea{min-width:0;width:100%;border:1px solid #9caac0;border-radius:.45rem;padding:.62rem;background:#fff;color:var(--ink)}textarea{resize:vertical}.status{min-height:1.8rem;color:var(--muted)}.error-text{color:var(--danger)}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,17rem),1fr));gap:1rem}.card,.manager-list,.editor,.error-panel{background:var(--paper);border:1px solid var(--line);border-radius:.8rem;padding:1.25rem}.card h2{font-size:1.2rem;line-height:1.35;margin:.3rem 0}.card p{margin:.45rem 0}.card-meta{font-size:.9rem;color:var(--muted)}.article-header{max-width:52rem;margin:1.5rem 0 2rem}.article-header h1{font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.2;margin:.3rem 0}.lede{font-size:1.1rem;color:#465875}.article-header dl{display:grid;grid-template-columns:max-content 1fr;gap:.3rem 1rem}.article-header dt{font-weight:700}.article-header dd{margin:0}.article-layout{display:grid;grid-template-columns:15rem minmax(0,48rem);gap:2rem;align-items:start}.toc{position:sticky;top:1rem;background:#fff;border:1px solid var(--line);border-radius:.7rem;padding:.8rem}.toc summary{font-weight:750;cursor:pointer}.toc nav h2{display:none}.toc ol{padding-left:1.3rem}.article-body{min-width:0;background:#fff;border:1px solid var(--line);border-radius:.8rem;padding:clamp(1.1rem,4vw,2.2rem)}.article-body h2{margin-top:2.2rem;scroll-margin-top:1rem}.article-body h2:first-child{margin-top:0}.article-body li+li{margin-top:.4rem}.notice{border-left:.35rem solid #e39525;background:#fff5df;padding:1rem;margin:1.3rem 0}.checklist{list-style:"☐  ";}.table-scroll{max-width:100%;overflow:auto;margin:1.3rem 0;border:1px solid var(--line)}table{border-collapse:collapse;min-width:34rem;width:100%}th,td{padding:.65rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:#edf3fb}.media-block,.diagram{margin:1.5rem 0}.media-block img,.media-block video,.diagram svg{display:block;max-width:100%;max-height:70vh;margin:auto}.image-button{display:block;width:100%;padding:0;background:transparent}.diagram svg{width:32rem;background:#f8fafc;border:1px solid var(--line);border-radius:.6rem}.diagram path,.diagram rect,.diagram circle{fill:#dceaff;stroke:#174ea8;stroke-width:4}.diagram .diagram-accent{fill:#ffe5aa;stroke:#9a5d00;stroke-dasharray:9 6}.diagram .diagram-hole{fill:#fff;stroke:#17233b;stroke-width:3;stroke-dasharray:8 5}.diagram .diagram-link{stroke:#17233b;stroke-width:4;stroke-dasharray:8 5}.diagram text{font-size:20px;font-weight:700;fill:#17233b}.image-dialog,.preview-dialog,.media-dialog{width:min(92vw,70rem);max-height:90vh;border:0;border-radius:.8rem;padding:1rem}.image-dialog::backdrop,.preview-dialog::backdrop,.media-dialog::backdrop{background:#071225bb}.image-dialog img{display:block;max-width:100%;max-height:80vh;margin:auto}.manage-main{display:grid;grid-template-columns:minmax(16rem,25rem) minmax(0,1fr);gap:1.25rem;align-items:start}.manager-list{position:sticky;top:1rem}.section-heading{display:flex;justify-content:space-between;gap:1rem;align-items:center}.admin-list{display:grid;gap:.55rem;margin:1rem 0}.admin-card{text-align:left;background:#edf3fb;color:#193456}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.wide{grid-column:1/-1}.block-toolbar,.sticky-actions{display:flex;gap:.7rem;align-items:end;flex-wrap:wrap;margin:1.5rem 0}.blocks{display:grid;gap:1rem}.block-editor{position:relative;border:1px solid #aab6c8;border-radius:.65rem;padding:1rem}.block-editor legend{font-weight:750}.block-controls{display:flex;gap:.4rem;justify-content:flex-end;margin-bottom:.7rem}.block-controls button{background:#e7edf7;color:#203550;padding:.35rem .65rem}.sticky-actions{position:sticky;bottom:.5rem;background:#fffffff2;padding:.7rem;border:1px solid var(--line);border-radius:.7rem}.badge{background:#e7edf7;padding:.3rem .6rem;border-radius:999px}.media-list{display:grid;gap:.5rem;margin:1rem 0}.media-list button{text-align:left}.preview-dialog article{max-width:52rem;margin:auto}.video-description{font-weight:650}figcaption{margin-top:.5rem;color:#52627b}
@media(max-width:900px){.filters{grid-template-columns:1fr 1fr}.filters label:first-child{grid-column:1/-1}.article-layout{grid-template-columns:1fr}.toc{position:static}.manage-main{grid-template-columns:1fr}.manager-list{position:static}}
@media(max-width:600px){main{padding:1rem .75rem 4rem}.site-header{align-items:flex-start}.site-header nav{justify-content:flex-end}.hero{padding:1.4rem}.filters,.form-grid{grid-template-columns:1fr}.filters label:first-child,.wide{grid-column:auto}.article-body{padding:1rem}.article-header dl{grid-template-columns:1fr}.article-header dd{margin-bottom:.6rem}.section-heading{align-items:flex-start}.block-controls{justify-content:flex-start}.sticky-actions{bottom:0}.image-dialog,.preview-dialog,.media-dialog{width:100vw;max-width:none;margin:0;max-height:100vh;height:100vh;border-radius:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* 管理入口与问题、账号明确分开；只改变链接呈现，hidden与原有管理员会话判断继续控制可见性。 */
.site-header .learning-management-entry{display:inline-flex;align-items:center;justify-content:center;min-height:2.5rem;padding:.35rem 1rem;border:1px solid #bcd6ff;border-radius:.5rem;font-weight:700;text-decoration:none;white-space:nowrap}
.site-header .learning-management-entry:hover{background:#244c80}
.diagram{max-width:100%;overflow-x:auto}.diagram svg{width:44rem;min-width:40rem}.diagram .diagram-divider{stroke:#17233b;stroke-width:3;stroke-dasharray:8 5}.diagram .diagram-group{fill:#f2f6fc;stroke:#60708a}.diagram .diagram-status{font-size:16px}.diagram .warning{fill:#8b2d25}.diagram .diagram-input{font-size:17px}
.table-actions{display:flex;gap:.5rem;margin-bottom:.5rem}.table-builder textarea{min-width:9rem}.table-builder th button,.table-builder td button{margin-top:.35rem;white-space:nowrap}
.advanced{border:1px solid var(--line);border-radius:.55rem;padding:.65rem}.advanced summary{cursor:pointer;font-weight:700}.advanced p{color:var(--muted)}[data-media-selection]{margin:.2rem 0;color:var(--muted)}
.article-related-link { display: block; margin-block: 0.75rem; }
/* 反馈前的记录说明与提交入口同行；窄屏自然换行，正文表格保留原生链接与键盘焦点。 */
.question-footer{display:flex;align-items:center;flex-wrap:wrap;gap:.5rem 1rem}.question-footer .article-related-link{display:inline;margin:0;font-size:.95rem}
.rule-reference{display:block;margin:1.1rem 0;padding:1rem 1.1rem;border:1px solid #8bb2ed;border-left:.35rem solid var(--blue);border-radius:.65rem;background:#f1f6ff;font-weight:700;text-decoration:none}

.category-links{display:flex;flex-wrap:wrap;gap:.65rem;margin:1.5rem 0}.category-links a{border:1px solid var(--line);border-radius:.55rem;padding:.6rem .85rem;background:#fff;text-decoration:none}.category-links a[aria-current=page]{background:var(--blue);color:#fff;border-color:var(--blue)}.clear-search{padding:.65rem .5rem;white-space:nowrap}.search-help{color:var(--muted);margin-top:-.5rem}.create-actions{display:flex;flex-wrap:wrap;gap:.5rem}.card,.article-body,.article-header{overflow-wrap:anywhere}
.learning-entrances{display:grid;grid-template-columns:repeat(auto-fit,minmax(13rem,1fr));gap:1rem;margin:1.5rem 0}.learning-entrances a{display:grid;align-content:start;gap:.35rem;padding:1rem 1.2rem;border:1px solid var(--line);border-radius:.65rem;background:#fff;color:var(--ink);text-decoration:none}.learning-entrances a[aria-current=page]{border-color:#6a9dea;background:#edf4ff;box-shadow:0 0 0 2px #d9e8ff}.learning-entrances strong{font-size:1.15rem;color:#174ea8}.learning-entrances span{font-size:.95rem;color:var(--muted)}.practice-link{display:inline-block;padding:.85rem 1.2rem;border-radius:.65rem;background:#225cc8;color:#fff;text-decoration:none;font-weight:700;margin:1rem 0}.article-body{font-size:1.1rem}.article-body .media-block img{max-height:none}
.admin-filters{display:grid;gap:.6rem;margin:1rem 0}.admin-filters label{display:grid;gap:.25rem}.admin-filters a{align-self:center}.state-badges{display:flex;gap:.45rem;flex-wrap:wrap}.specification-fields{border:1px solid var(--line);border-radius:.65rem;margin:1.25rem 0;padding:1rem}.specification-fields legend{font-weight:750}.specification-fields p{margin-top:0;color:var(--muted)}.specification-fields textarea[name=scope]{border-left:4px solid #e39525}.article-header dd{white-space:pre-wrap}
@media(max-width:700px){.learning-entrances{grid-template-columns:1fr}}
@media(max-width:600px){.editor>.section-heading{flex-direction:column;align-items:flex-start}}
.rule-details{border-top:1px solid var(--line);margin-top:1.25rem;padding-top:1rem}.rule-details summary{cursor:pointer;font-weight:650}.rule-details p{white-space:pre-wrap;font-size:1rem;color:var(--muted)}.question-link{display:inline-block;border:1px solid var(--blue);border-radius:.5rem;padding:.5rem .9rem;text-decoration:none;font-weight:650}.question-footer{padding:1rem 0}.learning-entrances a:first-child{background:#fff;border-color:var(--line)}.article-layout:has(.toc[hidden]){display:block}.article-layout:has(.toc[hidden]) .article-body{max-width:52rem}.article-body .media-block img{max-height:28rem;object-fit:contain}.hero .eyebrow{display:none}

.term-detail{max-width:54rem;margin:auto}.term-key{font-family:ui-monospace,monospace;color:var(--muted)}

/* 业务名词图片铺满正文可用宽度，保证真实作业细节可读；点击图片仍可查看原图。 */
.term-detail .article-body .media-block img{width:100%;max-width:100%;max-height:none;object-fit:contain}

/* 规范首页突出直接决定结果合格与否的条目，项目选择仅用于筛选适用规则。 */
.handbook-guide{margin:1rem 0;padding:0;border:0;background:transparent}
.handbook-guide-header h2{margin:.2rem 0;font-size:1.25rem;line-height:1.3}.handbook-guide-header p{margin:.35rem 0;color:var(--muted)}
.handbook-track-panel h3{margin:.2rem 0;color:var(--ink);font-size:1.1rem}
.handbook-track-chooser{display:flex;flex-wrap:wrap;gap:.4rem;margin:.8rem 0}.handbook-track-button{min-height:2.5rem;padding:.45rem .8rem;background:#fff;color:#174ea8;border:1px solid #9db7e2;border-radius:.35rem;font-weight:700}.handbook-track-button[aria-pressed=true]{background:var(--blue);color:#fff;border-color:var(--blue)}
.handbook-track-panel{padding:.8rem 0;background:transparent;border:0;border-top:1px solid #dbe5f2;border-radius:0}.handbook-track-panel>p{margin:.3rem 0;color:var(--muted)}.handbook-track-panel h4{margin:.8rem 0 .3rem;font-size:1rem}
.handbook-rule-list{display:grid;gap:0;margin:.25rem 0;padding:0;list-style:none}.handbook-rule{padding:.65rem 0;border-bottom:1px solid #e5eaf2}.handbook-rule-link{font-weight:700;color:#174ea8}.handbook-rule p{margin:.2rem 0;color:#52627b;font-size:.94rem}
.handbook-all-articles{margin-top:1rem;padding:.1rem .9rem .8rem;border:1px solid #dbe5f2;border-radius:.75rem;background:#fff}.handbook-all-articles>summary{padding:.7rem 0;color:#174ea8;font-weight:700;cursor:pointer}.handbook-all-articles .status{margin:.2rem 0}.handbook-all-articles .cards{margin-top:.5rem}
.handbook-operation-all{margin-top:1rem;padding:.1rem .9rem .8rem;border:1px solid #dbe5f2;border-radius:.75rem;background:#fff}.handbook-operation-all>summary{padding:.7rem 0;color:#174ea8;font-weight:700;cursor:pointer}.handbook-operation-all .status{margin:.2rem 0}.handbook-operation-all .cards{margin-top:.5rem}
@media(max-width:700px){.handbook-scope-layers{grid-template-columns:1fr}.handbook-step{grid-template-columns:1fr;gap:.35rem}.handbook-operation-groups{grid-template-columns:1fr}}

/* 提示首页按查提示、自查、反馈组织；三类独立折叠，搜索结果沿用现有列表。 */
.checks-home .hero{padding:1.4rem 1.8rem}.checks-home .hero h1{font-size:clamp(1.8rem,3vw,2.3rem)}
.checks-home .filters{grid-template-columns:minmax(0,1fr) auto auto;margin:1rem 0 .6rem}.checks-home .filters label:first-child{grid-column:auto}
.checks-guide{margin-top:1.4rem}
.checks-section{margin:1rem 0;border:1px solid var(--line);border-radius:.75rem;background:white;scroll-margin-top:1rem;min-width:0;overflow-wrap:anywhere}.checks-section>summary{padding:1rem 1.25rem;cursor:pointer;color:#174ea8;background:#edf4ff;border-radius:.75rem;font-weight:700}.checks-section>summary:focus-visible{outline:3px solid var(--blue);outline-offset:2px}.checks-section>summary h2{display:inline;font-size:1.2rem;margin:0}.checks-expand,.checks-collapse{margin-left:1rem;font-size:.9rem;font-weight:400}.checks-section[open]>summary .checks-expand,.checks-section:not([open])>summary .checks-collapse{display:none}.checks-section>:not(summary){margin:1rem 1.25rem}.checks-section h3{font-size:1.05rem;margin:.2rem 0 .65rem}.checks-description{color:var(--muted)}
.checks-guidance{display:flex;flex-wrap:wrap;gap:.6rem 1.25rem;margin-bottom:1.25rem;font-size:.95rem}.checks-prompt-groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem 1.5rem}.checks-prompt-group ul{list-style:none;padding:0;margin:0}.checks-prompt-group li{border-top:1px solid #e5eaf2}.checks-prompt-group a{display:block;padding:.65rem .1rem;text-underline-offset:.18em}
.checks-projects{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.checks-project{background:#f5f8fc;border:1px solid var(--line);border-radius:.55rem;padding:1rem;min-width:0}.checks-project ul{padding-left:1.2rem;font-size:.95rem}.checks-project li{margin:.4rem 0}.checks-project>a{display:block;margin-top:.7rem}.checks-rule-link{font-weight:650}.checks-help-actions{display:flex;align-items:center;flex-wrap:wrap;gap:.75rem 1.25rem;margin-top:1rem}
@media(max-width:800px){.checks-projects{grid-template-columns:1fr}}
@media(max-width:600px){.checks-prompt-groups{grid-template-columns:1fr}.checks-section>summary{padding:.85rem 1rem}.checks-section>:not(summary){margin:.85rem 1rem}.checks-home .filters{grid-template-columns:1fr auto}.checks-home .filters label:first-child{grid-column:1/-1}}

/* 首页搜索只需查具体规则；完整分类和全部列表留给主动展开或提交搜索的用户。 */
.handbook-home #filters{margin:.8rem 0}.handbook-home #filters #category-filter{display:none}.handbook-home #search-help{margin:.25rem 0;color:var(--muted)}
@media(max-width:700px){.handbook-track-button{min-height:2.4rem}.handbook-rule{padding:.75rem 0}}
/* 项目与二级分类分层呈现；只在当前目录显示规范，长标题及窄屏不能撑宽页面。 */
.handbook-browser{display:grid;grid-template-columns:11rem minmax(0,1fr);gap:1.5rem;align-items:start}
.handbook-section-nav{display:grid;gap:.5rem;position:sticky;top:1rem}
.handbook-section-button{width:100%;min-height:2.8rem;text-align:left;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:.5rem;font-weight:650}
.handbook-section-button[aria-pressed=true]{background:#e7f0ff;color:#174ea8;border-color:#7da3df;box-shadow:inset 4px 0 #225cc8}
.handbook-section-content{min-width:0;padding:1rem 1.25rem;background:#fff;border:1px solid var(--line);border-radius:.75rem}
.handbook-section-content h4{margin:0;font-size:1.25rem}.handbook-section-description{margin:.35rem 0 1rem;color:var(--muted)}
.handbook-section-search{margin:.8rem 0}.handbook-section-search label{display:grid;gap:.3rem;font-size:.95rem;font-weight:650}
.handbook-content-group h5{font-size:1.05rem;margin:1.1rem 0 .25rem}.handbook-rule-code{display:block;color:var(--muted);font-size:.8rem}
/* 整行标题为原生折叠入口；状态文字由open属性决定，鼠标与键盘共用浏览器原生状态。 */
.handbook-collapsible-group{margin:1rem 0;border:1px solid #dbe5f2;border-radius:.5rem;min-width:0}
.handbook-collapsible-group>summary{cursor:pointer;padding:.7rem .8rem;font-weight:700;color:#174ea8;background:#f0f5fb;overflow-wrap:anywhere;border-radius:.5rem;min-height:2.75rem;box-sizing:border-box}
.handbook-collapsible-group>summary:focus-visible{outline:3px solid #215cce;outline-offset:2px}
.handbook-group-count{margin-left:.65rem;font-size:.85rem;font-weight:400;color:var(--muted)}
.handbook-group-expand,.handbook-group-collapse{margin-left:.65rem;font-size:.85rem;font-weight:400}
.handbook-collapsible-group[open]>summary .handbook-group-expand,.handbook-collapsible-group:not([open])>summary .handbook-group-collapse{display:none}
.handbook-collapsible-group>.handbook-rule-list{margin:.25rem .8rem}
.handbook-section-content .handbook-rule p{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.handbook-home .hero{padding:1.5rem 2rem}.handbook-home .hero h1{font-size:clamp(1.8rem,3vw,2.3rem)}
@media(max-width:700px){.handbook-browser{grid-template-columns:1fr;gap:.75rem}.handbook-section-nav{position:static;display:flex;flex-wrap:wrap;gap:.4rem}.handbook-section-button{width:auto;flex:1 1 7rem;text-align:center;padding:.55rem}.handbook-section-content{padding:1rem}.handbook-home .hero{padding:1.25rem}}
/* 查看器只改变图片显示尺寸；放大后在独立区域滚动，不撑宽正文或页面。 */
.image-view-controls{display:flex;gap:.5rem;flex-wrap:wrap}.image-view-status{margin:.5rem 0;color:var(--muted)}.image-view-viewport{overflow:auto;max-height:calc(80vh - 6rem);min-height:4rem;width:100%}.image-dialog .image-view-viewport img{max-width:none;max-height:none;height:auto;margin:0}.image-view-viewport:focus-visible{outline:3px solid #ef9f2f;outline-offset:-3px}
/* 竖版规范图包含多个对错判例，不能用高度上限把整图压窄；手机随正文宽度等比缩放。 */
.norm-article .article-body .media-block img{width:100%;max-width:100%;height:auto;max-height:none;object-fit:contain}

/* 引用样式只影响阅读；名词解释每次取自同一词条，不复制到正文。 */
.term-inline{line-height:1.85}.term-inline a{font-weight:600;text-underline-offset:.2em}.term-reference{display:flex;flex-direction:column;gap:.35rem;padding:.85rem 1rem;margin:1rem 0;border:1px solid #d9e2eb;border-radius:.5rem;background:#f7f9fc;color:inherit;text-decoration:none}.term-reference:hover{border-color:#4688bb}.term-reference span{line-height:1.7}
/* 语义打印独立容器；固定的是A4页宽而非内容高度，过长规则允许扩页，禁止截断。 */
.semantic-print-actions { padding: 16px; background: #f0f5fa; border-radius: 8px; }
.semantic-print-actions button, .semantic-print-actions a { margin: 6px 12px 6px 0; }
#semantic-print-preview { position: fixed; inset: 0; z-index: 1000; overflow: auto; background: #e6e8eb; color: #111; }
.semantic-print-controls { padding: 12px; text-align: center; background: white; }
.semantic-print-controls button { margin: 0 8px; }
.semantic-print-page { box-sizing: border-box; width: 210mm; min-height: 297mm; padding: 12mm; margin: 12px auto; background: white; font-family: "Microsoft YaHei", sans-serif; font-size: 11pt; line-height: 16pt; }
.semantic-print-page h1 { font-size: 16pt; line-height: 21pt; margin: 0 0 5mm; }
.semantic-print-page p { font-size: 9pt; line-height: 13pt; margin: 0 0 3mm; }
.semantic-print-page table { width: 100%; table-layout: fixed; border-collapse: collapse; margin: 0; }
.semantic-print-page th, .semantic-print-page td { border: .2mm solid #ccc; padding: 2mm; vertical-align: top; white-space: pre-line; font-size: 11pt; line-height: 16pt; overflow-wrap: anywhere; }
.semantic-print-page th { background: #e4ebf2; }
.semantic-print-page th:nth-child(1) { width: 11mm; }
/* 序号和两字表头须在同一行；2毫米通用内边距会挤断两位数字。审核表首列仍正常换行。 */
.semantic-print-page:not(.semantic-review-page) :is(th,td):first-child { padding-left: 1mm; padding-right: 1mm; white-space: nowrap; }
.semantic-print-page th:nth-child(2) { width: 30mm; }
.semantic-print-page th:nth-child(3) { width: 62mm; }
.semantic-review-page th:nth-child(1) { width: 26mm; }
.semantic-review-page th:nth-child(2) { width: 37mm; }
.semantic-review-page th:nth-child(3) { width: 54mm; }
/* 规范阅读页也保留编辑者录入的分点换行，不把短句重新挤成段落。 */
.article-body td { white-space: pre-line; }
.semantic-print-page a { color: inherit; text-decoration: none; }
.semantic-print-page tr { break-inside: avoid; }
.semantic-print-page thead { display: table-header-group; }
.semantic-print-page .semantic-print-foot { margin-top: 3mm; text-align: right; color: #444; }
/* 同类规范翻页只呈现业务标题和阅读位置；长标题可折行，首尾无可点击目标。 */
.handbook-sequence{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:.8rem;align-items:center;margin:1.2rem 0;max-width:65rem}.handbook-sequence-link{display:grid;gap:.2rem;min-width:0;padding:.8rem 1rem;border:1px solid var(--line);border-radius:.6rem;background:#fff;text-decoration:none;overflow-wrap:anywhere}.handbook-sequence-link[rel=next]{text-align:right}.handbook-sequence-link small{color:var(--muted);font-size:.88rem}.handbook-sequence-link[aria-disabled=true]{color:var(--muted);background:#edf1f6}.handbook-sequence-position{margin:0;text-align:center;font-size:.9rem;color:var(--muted)}.handbook-sequence-status{grid-column:1/-1;color:var(--muted)}
@media(max-width:600px){.handbook-sequence{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:.5rem}.handbook-sequence-position{grid-column:1/-1;grid-row:1}.handbook-sequence-link{padding:.7rem}.handbook-sequence-link small{font-size:.82rem}}
@media print{.handbook-sequence{display:none}}
@media print {
  @page { size: A4 portrait; margin: 12mm; }
  /* 根背景也要切为纸白，否则浏览器会在最后一页正文后印出网站底色。 */
  :root:has(body.semantic-print-open) { background: white; }
  body.semantic-print-open > :not(#semantic-print-preview) { display: none !important; }
  body.semantic-print-open { margin: 0; background: white; }
  body.semantic-print-open #semantic-print-preview { position: static; overflow: visible; background: white; }
  .semantic-print-controls { display: none; }
  .semantic-print-page { width: auto; min-height: 0; padding: 0; margin: 0; }
}