:root{--navy-950:#06283e;--navy-900:#083650;--blue-800:#0c4a6e;--blue-700:#135d86;--blue-100:#dcecf4;--blue-050:#eff6f9;--ink-950:#17222b;--ink-800:#334550;--ink-600:#5c6b74;--line:#d3dce1;--line-dark:#b6c4cc;--paper:#fff;--canvas:#f4f6f7;--gold:#b88b3c;--danger:#963b2f;--radius:3px;--shadow:0 10px 28px #06283e14;--content-width:1180px;color:var(--ink-950);background:var(--canvas);font-synthesis:none;text-rendering:optimizelegibility;font-family:Noto Sans CJK SC,Source Han Sans SC,Microsoft YaHei,PingFang SC,system-ui,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--canvas);min-width:320px;color:var(--ink-950);margin:0;font-size:16px;line-height:1.75}a{color:var(--blue-800);text-underline-offset:.18em}a:hover{color:var(--navy-950)}button,input{font:inherit}img{max-width:100%}.site-container{width:min(calc(100% - 40px), var(--content-width));margin-inline:auto}.skip-link{z-index:1000;background:var(--paper);border:2px solid var(--blue-800);padding:8px 14px;position:fixed;top:8px;left:8px;transform:translateY(-150%)}.skip-link:focus{transform:none}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.identity-notice{color:#d8e7ef;background:var(--navy-950);letter-spacing:.02em;font-size:13px}.identity-notice__inner{justify-content:space-between;align-items:center;gap:24px;min-height:34px;display:flex}.identity-notice strong{color:#fff;font-weight:600}.site-header{z-index:50;background:var(--paper);border-bottom:1px solid var(--line);position:relative}.site-header__main{justify-content:space-between;align-items:center;min-height:102px;display:flex}.brand{color:var(--navy-950);align-items:center;gap:16px;text-decoration:none;display:inline-flex}.brand__mark{background:var(--blue-800);border-left:4px solid var(--gold);grid-template-rows:repeat(2,14px);grid-template-columns:repeat(2,14px);gap:3px;padding:9px;display:grid}.brand__mark i{opacity:.95;background:#fff}.brand strong{letter-spacing:.08em;font-size:clamp(22px,2.4vw,30px);line-height:1.2;display:block}.brand small{color:var(--ink-600);letter-spacing:.06em;margin-top:6px;font-size:13px;display:block}.site-nav{background:var(--blue-800);border-top:1px solid #ffffff1a}.site-nav__inner{min-height:50px;display:flex}.site-nav a{color:#fff;text-align:center;border-left:1px solid #ffffff1f;min-width:116px;padding:12px 24px;text-decoration:none;position:relative}.site-nav a:last-child{border-right:1px solid #ffffff1f}.site-nav a.active:after{content:"";background:#fff;height:3px;position:absolute;bottom:0;left:22px;right:22px}.nav-toggle{background:var(--paper);border:1px solid var(--line-dark);width:46px;height:42px;padding:9px 10px;display:none}.nav-toggle>span:not(.sr-only){background:var(--blue-800);height:2px;margin:5px 0;display:block}.page-intro{color:#fff;border-bottom:4px solid var(--gold);background:linear-gradient(90deg,#06283efa,#0c4a6eeb),repeating-linear-gradient(90deg,#0000 0 79px,#ffffff0d 80px);padding:46px 0 50px}.page-intro h1{letter-spacing:.03em;max-width:920px;margin:8px 0 12px;font-size:clamp(30px,4vw,45px);line-height:1.3}.page-intro__description{color:#dfeaf0;max-width:850px;margin:0;font-size:17px}.eyebrow{color:#bcd6e4;letter-spacing:.16em;margin:0;font-size:13px;font-weight:700}.breadcrumbs{margin-bottom:20px;font-size:13px}.breadcrumbs ol{flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;display:flex}.breadcrumbs li:not(:last-child):after{content:"/";color:#9fbac8;margin-left:8px}.breadcrumbs a,.breadcrumbs span{color:#d5e4eb}.breadcrumbs a:hover{color:#fff}.section-header{border-bottom:1px solid var(--line-dark);justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px;padding-bottom:16px;display:flex}.section-header h2{margin:4px 0 0;font-size:clamp(25px,3vw,34px);line-height:1.35}.section-header p{max-width:620px;color:var(--ink-600);margin:0}.section-kicker{color:var(--blue-700);letter-spacing:.12em;margin:0;font-size:13px;font-weight:700}.button-row{flex-wrap:wrap;gap:12px;display:flex}.button{background:var(--blue-800);border:1px solid var(--blue-800);color:#fff;justify-content:center;align-items:center;min-height:46px;padding:10px 20px;font-weight:700;text-decoration:none;display:inline-flex}.button:hover{color:#fff;background:var(--navy-950);border-color:var(--navy-950)}.button--secondary{color:var(--blue-800);background:0 0}.button--secondary:hover{color:#fff}.text-link{align-items:center;gap:8px;font-weight:700;text-decoration:none;display:inline-flex}.notice-box{border:1px solid #eadcb8;border-left:4px solid var(--gold);color:#4f462f;background:#fff9ea;padding:18px 22px}.article-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.article-card{background:var(--paper);border:1px solid var(--line);border-top:3px solid var(--blue-700);flex-direction:column;min-height:100%;padding:28px;display:flex;box-shadow:0 2px #06283e08}.article-card:hover{border-color:var(--line-dark);box-shadow:var(--shadow)}.article-card__meta{color:var(--ink-600);justify-content:space-between;gap:16px;margin-bottom:14px;font-size:13px;display:flex}.article-card__meta span:first-child{color:var(--blue-800);letter-spacing:.08em;font-weight:800}.article-card h3{margin:0 0 12px;font-size:21px;line-height:1.55}.article-card h3 a{color:var(--ink-950);text-decoration:none}.article-card h3 a:hover{color:var(--blue-800)}.article-card p{color:var(--ink-800);margin:0 0 20px}.article-card .text-link{margin-top:auto}.article-card--compact{padding:22px}.article-card--compact h3{font-size:18px}.content-panel{background:var(--paper);border:1px solid var(--line);padding:32px}.home-hero{color:#fff;border-bottom:5px solid var(--gold);background:linear-gradient(108deg,#06283efc 0%,#083650f7 58%,#135d86eb 100%),repeating-linear-gradient(135deg,#0000 0 23px,#ffffff0a 24px);padding:74px 0 78px}.home-hero__grid{grid-template-columns:minmax(0,1.6fr) minmax(300px,.72fr);align-items:center;gap:70px;display:grid}.home-hero__lead{color:#dbe9ef;max-width:760px;margin:0 0 32px;font-size:clamp(17px,2vw,20px);line-height:1.9}.button--light{color:var(--navy-950);background:#fff;border-color:#fff}.button--light:hover{color:#fff;background:0 0;border-color:#fff}.button--outline-light{color:#fff;background:0 0;border-color:#ffffffa6}.button--outline-light:hover{color:var(--navy-950);background:#fff;border-color:#fff}.hero-brief{backdrop-filter:blur(6px);background:#ffffff14;border:1px solid #ffffff47;padding:28px;box-shadow:12px 12px #0000001a}.hero-brief__label{color:#fff;letter-spacing:.12em;border-bottom:1px solid #ffffff40;margin:0 0 16px;padding-bottom:10px;font-size:14px;font-weight:800}.hero-brief dl,.hero-brief dd{margin:0}.hero-brief dl>div{grid-template-columns:88px 1fr;gap:12px;padding:8px 0;display:grid}.hero-brief dt{color:#b9d1dc}.hero-brief dd{color:#fff;font-weight:700}.hero-brief__note{color:#c7dae3;border-top:1px solid #ffffff40;margin:18px 0 0;padding-top:16px;font-size:13px;line-height:1.7}.quick-entry__header{justify-content:space-between;gap:24px;margin-bottom:26px;display:flex}.quick-entry__header h2{max-width:850px;margin:0;font-size:clamp(22px,3vw,30px)}.step-grid{background:var(--line-dark);border:1px solid var(--line-dark);grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;display:grid}.step-card{background:var(--paper);min-height:220px;padding:25px}.step-card>span{color:var(--blue-700);letter-spacing:.12em;font-size:14px;font-weight:800}.evidence-grid{grid-template-columns:minmax(0,1.4fr) minmax(350px,.7fr);align-items:center;gap:70px;display:grid}.evidence-grid h2{margin:6px 0 18px;font-size:clamp(28px,3.5vw,40px);line-height:1.35}.evidence-grid p:not(.section-kicker){color:var(--ink-800)}.evidence-list{background:var(--paper);border:1px solid var(--line)}.evidence-list>div{border-bottom:1px solid var(--line);grid-template-columns:85px 1fr;align-items:center;padding:20px 24px;display:grid}.evidence-list>div:last-child{border-bottom:0}.evidence-list strong{color:var(--blue-800);font-size:32px}.roadmap-list{border:1px solid var(--line);margin:0;padding:0;list-style:none}.roadmap-list li{background:var(--paper);border-bottom:1px solid var(--line);grid-template-columns:100px 1fr 90px;align-items:center;gap:24px;padding:24px 28px;display:grid}.roadmap-list li:last-child{border-bottom:0}.roadmap-list li>span,.roadmap-list li>strong{color:var(--ink-600);font-size:14px}.roadmap-list li>strong{text-align:right}.roadmap-list h3,.roadmap-list p{margin:0}.roadmap-list h3{font-size:19px}.roadmap-list p{color:var(--ink-600);font-size:14px}.roadmap-list li.is-current{background:var(--blue-050);border-left:5px solid var(--blue-700)}.roadmap-list li.is-current>span,.roadmap-list li.is-current>strong{color:var(--blue-800);font-weight:800}.catalog-toolbar{background:var(--blue-050);border:1px solid var(--line);justify-content:space-between;align-items:end;gap:28px;margin-bottom:30px;padding:22px 24px;display:flex}.catalog-toolbar label{color:var(--ink-800);margin-bottom:6px;font-size:14px;font-weight:700;display:block}.catalog-toolbar p{color:var(--ink-600);margin:0;font-size:14px}.search-field{grid-template-columns:minmax(240px,470px) auto;display:grid}.search-field input{border:1px solid var(--line-dark);background:var(--paper);border-radius:0;width:min(58vw,470px);height:46px;padding:8px 14px}.search-field input:focus{outline:2px solid var(--blue-700);outline-offset:-2px}.search-field span{color:#fff;background:var(--blue-800);place-items:center;padding:0 18px;font-size:14px;font-weight:700;display:grid}.search-item{height:100%}.search-item[hidden]{display:none}.search-empty{text-align:center;background:var(--blue-050);border:1px solid var(--line);padding:42px}.reading-guide{grid-template-columns:minmax(280px,.8fr) 1.2fr;align-items:start;gap:70px;display:grid}.reading-guide h2{margin-top:6px}.reading-guide ul{border-top:1px solid var(--line-dark);margin:0;padding:0;list-style:none}.reading-guide li{border-bottom:1px solid var(--line-dark);padding:14px 0}.article-heading{color:#fff;background:var(--navy-950);border-bottom:5px solid var(--gold);padding:44px 0 0}.article-heading__summary{color:#ccdde5;max-width:900px;margin:0 0 34px;font-size:17px}.article-meta{background:#ffffff14;border:1px solid #ffffff24;border-bottom:0;grid-template-columns:repeat(4,minmax(0,1fr));margin:0;display:grid}.article-meta>div{border-right:1px solid #ffffff24;padding:15px 20px}.article-meta>div:last-child{border-right:0}.article-meta dt{color:#a7c1ce;font-size:12px}.article-meta dd{margin:2px 0 0;font-weight:700}.article-layout{grid-template-columns:250px minmax(0,820px);justify-content:center;align-items:start;gap:50px;padding-top:58px;padding-bottom:48px;display:grid}.article-toc{position:sticky;top:24px}.article-toc>div{background:var(--paper);border:1px solid var(--line);border-top:3px solid var(--blue-700);padding:18px}.article-toc p{border-bottom:1px solid var(--line);margin:0 0 10px;padding-bottom:10px;font-size:14px;font-weight:800}.article-toc nav{max-height:58vh;overflow:auto}.article-toc nav a{color:var(--ink-600);padding:7px 0;font-size:13px;line-height:1.55;text-decoration:none;display:block}.article-toc nav a:hover{color:var(--blue-800)}.article-toc__back{border-top:1px solid var(--line);margin-top:14px;padding-top:12px;font-size:13px;font-weight:700;text-decoration:none;display:block}.article-body{background:var(--paper);border:1px solid var(--line);min-width:0;box-shadow:var(--shadow);padding:clamp(28px,4.5vw,58px);font-family:Noto Serif CJK SC,Source Han Serif SC,Songti SC,SimSun,serif;font-size:17px;line-height:2}.article-body>div:not(.article-boundary):not(.article-end-note)>p:first-child{color:var(--ink-800);margin-top:0;font-size:18px}.article-body h2,.article-body h3{scroll-margin-top:28px;font-family:Noto Sans CJK SC,Source Han Sans SC,Microsoft YaHei,sans-serif}.article-body h3{color:var(--navy-900);margin:2em 0 .6em;font-size:21px}.article-body ul,.article-body ol{padding-left:1.5em}.article-body blockquote{background:var(--blue-050);border-left:4px solid var(--blue-700);color:var(--ink-800);margin:1.6em 0;padding:17px 20px}.article-body blockquote p{margin:0}.article-body table{border-collapse:collapse;width:100%;margin:1.6em 0;font-family:Noto Sans CJK SC,Source Han Sans SC,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.7;display:block;overflow-x:auto}.article-body th,.article-body td{text-align:left;vertical-align:top;border:1px solid var(--line-dark);min-width:125px;padding:10px 12px}.article-body th{color:var(--navy-950);background:var(--blue-100);font-weight:800}.article-body strong{color:#142f3f}.article-body a{word-break:break-word}.article-boundary{background:#fff9ea;border:1px solid #eadcb8;grid-template-columns:72px 1fr;gap:12px;margin-bottom:30px;padding:14px 16px;font-family:Noto Sans CJK SC,Source Han Sans SC,Microsoft YaHei,sans-serif;font-size:13px;line-height:1.7;display:grid}.article-end-note{background:var(--blue-050);border:1px solid var(--line);border-top:3px solid var(--blue-700);margin-top:50px;padding:22px;font-family:Noto Sans CJK SC,Source Han Sans SC,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.8}.article-end-note p{margin:5px 0 0}.article-pagination{grid-template-columns:1fr 1fr;gap:18px;padding-bottom:70px;display:grid}.article-pagination>div:last-child{text-align:right}.article-pagination a,.article-pagination__empty{background:var(--paper);border:1px solid var(--line);height:100%;padding:20px 22px;text-decoration:none;display:block}.article-pagination a:hover{border-color:var(--blue-700)}.article-pagination span{color:var(--ink-600);margin-bottom:4px;font-size:13px;display:block}.article-pagination strong{color:var(--ink-950);font-size:15px;line-height:1.55}.phase-list{margin:0;padding:0;list-style:none}.phase-list li{border:1px solid var(--line);border-bottom:0;grid-template-columns:80px 1fr 230px;align-items:center;gap:28px;padding:30px;display:grid}.phase-list li:last-child{border-bottom:1px solid var(--line)}.phase-list li.is-current{background:var(--blue-050);border-left:5px solid var(--blue-700)}.phase-list__number{color:var(--line-dark);font-size:34px;font-weight:800}.phase-list li.is-current .phase-list__number{color:var(--blue-700)}.phase-list__label{color:var(--ink-600);gap:12px;font-size:13px;display:flex}.phase-list__label strong{color:var(--blue-800)}.phase-list h2,.phase-list p{margin:0}.phase-list h2{margin:5px 0;font-size:23px}.phase-list p{color:var(--ink-600)}.phase-list__output{background:var(--paper);border:1px solid var(--line);padding:16px 18px}.phase-list__output span,.phase-list__output strong{display:block}.phase-list__output span{color:var(--ink-600);font-size:12px}.task-chain{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.task-chain a{min-height:120px;color:var(--ink-950);background:var(--paper);border:1px solid var(--line);padding:20px;text-decoration:none}.task-chain a:hover{border-color:var(--blue-700);box-shadow:var(--shadow)}.task-chain span,.task-chain strong{display:block}.task-chain span{color:var(--blue-700);letter-spacing:.08em;margin-bottom:16px;font-size:13px;font-weight:800}.control-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;display:grid}.content-panel h2{margin:4px 0 20px}.content-panel--warning{border-top:3px solid var(--danger)}.check-list{margin:0;padding:0;list-style:none}.check-list li{border-top:1px solid var(--line);padding:11px 0 11px 27px;position:relative}.check-list li:before{content:"■";color:var(--blue-700);font-size:10px;position:absolute;left:3px}.content-panel--warning .check-list li:before{color:var(--danger)}.evidence-chain{background:var(--blue-050);border:1px solid var(--line);grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;align-items:center;gap:18px;margin-bottom:64px;padding:26px;display:grid}.evidence-chain>div{background:var(--paper);border-top:3px solid var(--blue-700);min-height:150px;padding:20px}.evidence-chain span,.evidence-chain strong{display:block}.evidence-chain span{color:var(--blue-700);font-size:13px;font-weight:800}.evidence-chain p{color:var(--ink-600);margin:4px 0 0;font-size:13px}.evidence-chain i{color:var(--blue-700);font-size:22px;font-style:normal}.source-section+.source-section{margin-top:70px}.source-list{border:1px solid var(--line);margin:0;padding:0;list-style:none}.source-list li{border-bottom:1px solid var(--line);grid-template-columns:1fr 110px;align-items:center;gap:24px;padding:18px 22px;display:grid}.source-list li:last-child{border-bottom:0}.source-list a{font-weight:700}.source-list p{color:var(--ink-600);margin:3px 0 0;font-size:13px}.source-list li>span{color:var(--ink-600);text-align:right;font-size:13px}.verification-grid{grid-template-columns:minmax(280px,.8fr) 1.4fr;gap:70px;display:grid}.verification-grid h2{margin-top:6px}.verification-grid dl{background:var(--line-dark);border:1px solid var(--line-dark);grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;margin:0;display:grid}.verification-grid dl div{background:var(--paper);padding:22px}.verification-grid dt{color:var(--blue-800);font-weight:800}.verification-grid dd{color:var(--ink-600);margin:5px 0 0}.about-grid{grid-template-columns:1.4fr .75fr;align-items:start;gap:24px;display:grid}.about-grid .content-panel{border-top:3px solid var(--blue-700)}.about-grid h2{font-size:29px}.audience-panel{color:#fff;background:var(--navy-950);padding:28px}.audience-panel ul{margin:18px 0 0;padding:0;list-style:none}.audience-panel li{border-top:1px solid #ffffff29;padding:12px 0}.audience-panel strong,.audience-panel span{display:block}.audience-panel span{color:#b9cbd5;font-size:13px}.method-grid{background:var(--line-dark);border:1px solid var(--line-dark);grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;display:grid}.method-grid>div{background:var(--paper);padding:28px}.method-grid span{color:var(--blue-700);font-size:13px;font-weight:800}.method-grid h2{margin:28px 0 8px;font-size:21px}.method-grid p{color:var(--ink-600);margin:0}.legal-panel{background:var(--blue-050);border:1px solid var(--line-dark);border-top:4px solid var(--blue-700);padding:36px}.legal-panel h2{margin:5px 0 24px}.legal-panel__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 34px;display:grid}.legal-panel__grid p{border-top:1px solid var(--line);margin:0;padding:18px 0}.legal-panel__date{color:#fff;background:var(--blue-800);margin:24px 0 0;padding:12px 16px;font-weight:700}.not-found{text-align:center;background:var(--paper);place-items:center;min-height:58vh;padding:80px 0;display:grid}.not-found p{color:var(--blue-100);margin:0;font-size:clamp(80px,18vw,190px);font-weight:900;line-height:.9}.not-found h1{margin:18px 0 6px;font-size:34px}.not-found span{color:var(--ink-600);margin-bottom:28px;display:block}.not-found .button-row{justify-content:center}.site-footer{color:#cbd9e1;background:var(--navy-950);border-top:5px solid var(--gold);padding-top:50px}.footer-grid{grid-template-columns:2fr 1fr 1fr;gap:52px;padding-bottom:40px;display:grid}.footer-grid p{margin-top:0}.footer-grid a{color:#dfe9ee;width:fit-content;margin:7px 0;text-decoration:none;display:block}.footer-title{color:#fff;letter-spacing:.08em;font-size:22px;font-weight:800}.footer-heading{color:#fff;font-weight:700}.footer-bottom{color:#aebfca;border-top:1px solid #ffffff26;justify-content:space-between;gap:24px;padding:18px 0 26px;font-size:13px;display:flex}.footer-bottom p{margin:0}.footer-note{text-align:right;max-width:760px}@media (width<=760px){.site-container{width:min(calc(100% - 28px), var(--content-width))}.identity-notice__inner{flex-direction:column;align-items:flex-start;gap:0;padding-top:6px;padding-bottom:6px;line-height:1.45}.site-header__main{min-height:84px}.brand{gap:10px}.brand__mark{grid-template-rows:repeat(2,10px);grid-template-columns:repeat(2,10px);padding:7px}.brand strong{font-size:20px}.brand small{max-width:210px;font-size:11px}.nav-toggle{display:block}.site-nav{display:none}.site-nav.is-open{display:block}.site-nav__inner{width:100%;display:grid}.site-nav a{text-align:left;border:0;border-bottom:1px solid #ffffff1f;min-width:0}.site-nav a.active:after{width:4px;height:auto;inset:10px auto 10px 0}.page-intro{padding:34px 0 38px}.section{padding:46px 0}.section-header{flex-direction:column;align-items:flex-start}.article-grid,.footer-grid{grid-template-columns:1fr}.footer-grid{gap:24px}.footer-bottom{flex-direction:column}.footer-note{text-align:left;max-width:none}.content-panel,.article-card{padding:22px}.home-hero{padding:48px 0 52px}.home-hero__grid,.evidence-grid,.reading-guide,.verification-grid,.about-grid{grid-template-columns:1fr;gap:34px}.home-hero h1 br{display:none}.hero-brief{box-shadow:7px 7px #0000001a}.quick-entry__header,.catalog-toolbar{flex-direction:column;align-items:flex-start}.step-grid,.method-grid,.control-grid{grid-template-columns:1fr}.step-card{min-height:0}.step-card h3{margin-top:18px}.roadmap-list li{grid-template-columns:72px 1fr;gap:14px;padding:20px}.roadmap-list li>strong{text-align:left;grid-column:2}.search-field{grid-template-columns:minmax(0,1fr) auto;width:100%}.search-field input,.catalog-toolbar>div{width:100%}.article-meta{grid-template-columns:repeat(2,minmax(0,1fr))}.article-meta>div{border-bottom:1px solid #ffffff24}.article-layout{padding-top:24px;padding-bottom:24px;display:block}.article-toc{margin-bottom:18px;position:static}.article-toc nav{max-height:260px}.article-body{padding:24px 20px;font-size:16px;line-height:1.95}.article-body h2{font-size:23px}.article-boundary{grid-template-columns:1fr}.article-pagination{grid-template-columns:1fr;padding-bottom:48px}.article-pagination>div:last-child{text-align:left}.phase-list li{grid-template-columns:46px 1fr;gap:16px;padding:22px 18px}.phase-list__number{font-size:24px}.phase-list__output{grid-column:2}.task-chain{grid-template-columns:repeat(2,minmax(0,1fr))}.evidence-chain{grid-template-columns:1fr}.evidence-chain i{text-align:center;transform:rotate(90deg)}.source-list li{grid-template-columns:1fr;gap:8px}.source-list li>span{text-align:left}.verification-grid dl,.legal-panel__grid{grid-template-columns:1fr}.legal-panel{padding:24px 20px}}@media (width>=761px) and (width<=1020px){.home-hero__grid{grid-template-columns:1.15fr .85fr;gap:34px}.step-grid,.task-chain,.method-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:210px minmax(0,1fr);gap:28px}.evidence-chain{grid-template-columns:repeat(2,minmax(0,1fr))}.evidence-chain i{display:none}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}:root{--navy-950:#15324a;--navy-900:#1b3d59;--blue-800:#24577a;--blue-700:#356b8e;--blue-100:#dce7ee;--blue-050:#f2f6f8;--ink-950:#202a31;--ink-800:#3d4951;--ink-600:#68737a;--line:#d5dadd;--line-dark:#bbc4c9;--canvas:#f3f4f4;--gold:#9a7b45;--radius:0;--shadow:none;--content-width:1160px}body{background:#f3f4f4;font-size:16px;line-height:1.75}.site-header{box-shadow:none;border-bottom:0}.brand{border-left:5px solid var(--blue-800);gap:14px;padding-left:15px}.brand strong{letter-spacing:.1em;font-size:27px}.brand small{margin-top:3px;font-size:12px}.site-nav{background:#24577a;border-top:0;border-bottom:3px solid #1a405a}.site-nav__inner{min-height:46px}.site-nav a{border-left:1px solid #ffffff29;min-width:108px;padding:10px 22px}.site-nav a:hover,.site-nav a.active{background:#1a405a}.site-nav a.active:after{display:none}.home-hero{min-height:336px;color:var(--ink-950);background:#e8eef2 url(/hero-policy-dental.jpg) 50%/cover no-repeat;border-bottom:0;padding:58px 0 54px}.home-hero__grid{display:block}.home-hero__grid>div{max-width:800px}.home-hero .eyebrow{color:var(--blue-700)}.home-hero h1{letter-spacing:.04em;border-bottom:0;max-width:760px;margin:10px 0 18px;padding-bottom:0;font-size:clamp(32px,3.5vw,44px);line-height:1.35}.document-links{border-top:0;flex-wrap:wrap;gap:8px 28px;margin-top:24px;padding-top:0;display:flex}.document-links a{color:var(--blue-800);padding-left:14px;font-size:14px;font-weight:700;text-decoration:none;position:relative}.document-links a:before{content:"›";position:absolute;left:0}.document-links a:hover{text-decoration:underline}.quick-entry{background:#f3f4f4;border-bottom:0;padding:32px 0 38px}.quick-entry__header{border-bottom:0;grid-template-columns:104px minmax(0,1fr);align-items:center;gap:18px;margin-bottom:18px;padding-bottom:0;display:grid}.quick-entry__header h2{margin:0;font-size:24px}.quick-entry__header .section-kicker{color:#fff;background:var(--blue-800);text-align:center;padding:6px 10px}.step-grid{border:1px solid var(--line-dark);background:#fff;display:block}.step-card{border-bottom:1px solid var(--line);background:#fff;grid-template-columns:78px 190px 1fr;align-items:center;gap:18px;min-height:0;padding:14px 18px;display:grid}.step-card:last-child{border-bottom:0}.step-card>span{color:var(--ink-600);font-size:13px}.step-card h3{margin:0;font-size:17px}.step-card p{color:var(--ink-800);margin:0;font-size:14px}.section--white{background:#fff}.section--tint{background:#eef2f4}.section-header{border-bottom:0;grid-template-columns:minmax(260px,.75fr) 1.25fr;align-items:end;margin-bottom:20px;padding-bottom:0;display:grid}.section-header h2{font-size:25px}.section-header>p{text-align:right;font-size:14px}.section-kicker{letter-spacing:.08em;font-size:12px}.article-card:last-child,.search-item:last-child .article-card{border-bottom:0}.article-card p{color:var(--ink-600);grid-area:2/1;margin:0;font-size:13px;line-height:1.7}.article-card .text-link{white-space:nowrap;grid-area:1/2/3;align-self:center;margin:0;font-size:13px}.section-action{text-align:left;margin-top:17px}.button,.button--secondary{min-height:36px;color:var(--blue-800);border:1px solid var(--line-dark);background:#fff;padding:5px 14px;font-size:14px}.button:hover,.button--secondary:hover{color:#fff;background:var(--blue-800);border-color:var(--blue-800)}.evidence-grid{grid-template-columns:1fr 370px;gap:46px}.evidence-grid h2{margin:4px 0 13px;font-size:27px}.evidence-list{box-shadow:none}.evidence-list>div{grid-template-columns:65px 1fr;padding:14px 18px}.evidence-list strong{font-size:24px}.roadmap-list{border-color:var(--line-dark)}.roadmap-list li{padding:17px 20px}.roadmap-list li.is-current{border-left:3px solid var(--blue-700);background:#f3f6f7}.page-intro{color:var(--ink-950);background:#eef2f4;border:0;padding:28px 0 30px}.page-intro .eyebrow{color:var(--blue-700)}.page-intro h1{margin:5px 0 8px;font-size:clamp(27px,3.2vw,36px)}.page-intro__description{color:var(--ink-800);font-size:15px}.catalog-toolbar{background:#f4f6f7;align-items:center;margin-bottom:18px;padding:14px 16px}.search-field input{height:39px}.search-field span{padding:0 14px}.article-heading .eyebrow{color:var(--blue-700)}.article-heading h1{margin:7px 0 12px;font-size:clamp(27px,3.5vw,39px);line-height:1.45}.article-heading__summary{color:var(--ink-800);margin-bottom:22px;font-size:15px}.article-toc>div{box-shadow:none;border-top-width:2px}.article-toc__details summary{border-bottom:1px solid var(--line);margin:0 0 10px;padding-bottom:10px;font-size:14px;font-weight:800;list-style:none}.article-toc__details summary::-webkit-details-marker{display:none}.article-toc__details>summary{pointer-events:none}.article-body{box-shadow:none;border-color:var(--line-dark);padding:clamp(27px,4vw,48px);font-size:17px}.article-body h2{border-left-width:3px;font-size:25px}.article-pagination{padding-bottom:45px}.phase-list li,.task-chain a,.content-panel,.source-list,.legal-panel,.audience-panel{box-shadow:none}.phase-list li{padding:22px 24px}.phase-list__number{font-size:27px}.phase-list__output{background:#f4f6f7}.audience-panel{color:var(--ink-950);border:1px solid var(--line-dark);border-top:3px solid var(--blue-700);background:#f4f6f7}.audience-panel .section-kicker{color:var(--blue-700)}.audience-panel li{border-top-color:var(--line)}.audience-panel span{color:var(--ink-600)}.task-chain{border:1px solid var(--line-dark);background:#fff;display:block}.task-chain a{border:0;border-bottom:1px solid var(--line);min-height:0;padding:13px 17px;display:block}.task-chain a:last-child{border-bottom:0}.task-chain strong{line-height:1.65;display:block}.evidence-chain{border-color:var(--line-dark);background:#fff;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;padding:0}.evidence-chain>div{border-top:2px solid var(--blue-700);border-right:1px solid var(--line);min-height:0;padding:17px 18px}.evidence-chain>div:last-of-type{border-right:0}.evidence-chain i{display:none}.evidence-chain strong{margin-top:10px}.method-grid{border-color:var(--line-dark);background:#fff;gap:0}.method-grid>div{border-right:1px solid var(--line)}.method-grid>div:last-child{border-right:0}.task-chain a:hover{box-shadow:none;background:#f7f9fa}.site-footer{background:#263b4a;border-top:3px solid #1a405a;padding-top:35px}.footer-grid{gap:40px;padding-bottom:28px}.footer-title{font-size:19px}.footer-bottom{align-items:flex-start}@media (width<=760px){.site-header__main{min-height:75px}.brand strong{font-size:19px}.home-hero{background-image:none;min-height:0;padding:34px 0 36px}.home-hero__grid,.evidence-grid{grid-template-columns:1fr;gap:22px}.home-hero h1{font-size:29px}.quick-entry__header{display:block}.quick-entry__header .section-kicker{width:max-content;margin-bottom:9px}.document-links{display:block}.document-links a{margin:6px 0;display:block}.step-card{grid-template-columns:45px 1fr;gap:5px 12px}.step-card p{grid-column:2}.section{padding:34px 0}.section-header{display:block}.section-header>p{text-align:left;margin-top:8px}.article-card,.article-card--compact{grid-template-columns:minmax(0,1fr);gap:5px;padding:14px 13px}.article-card h3,.article-card--compact h3,.article-card p,.article-card .text-link{grid-column:1}.article-card h3,.article-card--compact h3{grid-row:1;font-size:16px}.article-card p{grid-row:2}.article-card .text-link{grid-row:3;justify-self:start;margin-top:3px}.page-intro{padding:23px 0 25px}.article-heading{padding-top:22px}.article-heading h1{font-size:24px}.article-toc__details summary{cursor:pointer;pointer-events:auto;border:0;margin:0;padding:0 28px 0 0;position:relative}.article-toc__details summary:after{content:"展开";color:var(--blue-700);font-size:12px;font-weight:600;position:absolute;right:0}.article-toc__details[open] summary{border-bottom:1px solid var(--line);margin-bottom:10px;padding-bottom:10px}.article-toc__details[open] summary:after{content:"收起"}.evidence-chain{grid-template-columns:1fr}.evidence-chain>div,.method-grid>div{border-right:0;border-bottom:1px solid var(--line)}.evidence-chain>div:last-of-type,.method-grid>div:last-child{border-bottom:0}}:root{--content-width:1180px;--navy-950:#173349;--navy-900:#1c405a;--blue-800:#285d7e;--blue-700:#397291;--blue-050:#f1f5f7;--ink-950:#202a30;--ink-800:#3e4a51;--ink-600:#69747a;--line:#d7dcdf;--line-dark:#bbc5ca;--canvas:#f2f4f5}.site-header__main{min-height:78px}.brand{border-left-width:4px;padding-left:13px}.brand strong{font-size:25px}.site-nav{border-bottom-width:2px}.site-nav__inner{grid-template-columns:repeat(7,minmax(0,1fr));min-height:44px;display:grid}.site-nav a{min-width:0;padding:9px 18px}.page-intro{border-bottom:1px solid var(--line);background:#edf2f4;padding:30px 0 32px}.page-intro h1{letter-spacing:.015em;max-width:980px;margin:5px 0 8px;font-size:clamp(27px,3vw,36px)}.page-intro__description{max-width:900px;line-height:1.8}.section{padding:48px 0}.home-hero{border-bottom:1px solid var(--line-dark);background:#edf2f4;padding:66px 0 70px}.home-hero__grid{grid-template-columns:minmax(0,1.2fr) minmax(390px,.8fr);align-items:stretch;gap:clamp(58px,7vw,92px);min-height:430px;display:grid}.home-hero__intro{flex-direction:column;justify-content:center;max-width:720px;padding:20px 0;display:flex}.home-hero h1{letter-spacing:.02em;max-width:700px;margin:12px 0 20px;font-size:clamp(38px,4vw,52px);line-height:1.3}.home-hero__lead{max-width:650px;color:var(--ink-800);margin:0;font-size:17px;line-height:1.9}.home-start{border-left:1px solid var(--line-dark);flex-direction:column;justify-content:center;padding-left:clamp(36px,4vw,52px);display:flex}.home-start__route{padding-bottom:30px}.home-start__search{border-top:1px solid var(--line);padding-top:27px}.home-start h2{margin:4px 0 7px;font-size:22px;line-height:1.45}.home-start__route>p:not(.section-kicker){color:var(--ink-600);margin:0;font-size:14px;line-height:1.7}.home-start__route .button{color:#fff;background:var(--blue-800);border-color:var(--blue-800);margin-top:17px}.home-start__search form{margin-top:13px}.home-start__search label{color:var(--ink-800);margin-bottom:6px;font-size:13px;font-weight:700;display:block}.home-start .search-field{grid-template-columns:minmax(0,1fr) auto}.home-start .search-field input{width:100%}.home-quick-terms{color:var(--ink-600);flex-wrap:wrap;gap:3px 12px;margin-top:11px;font-size:12px;display:flex}.home-quick-terms a{color:var(--blue-800);text-decoration:none}.home-quick-terms a:hover{text-decoration:underline}.home-hero__actions{align-items:center;gap:24px;margin-top:23px;display:flex}.home-hero__actions .button{color:#fff;background:var(--blue-800);border-color:var(--blue-800)}.home-hero__orientation{border:1px solid var(--line-dark);border-top:3px solid var(--blue-700);background:#ffffffe0;padding:21px 24px}.home-hero__orientation strong{margin-bottom:8px;font-size:14px;display:block}.home-hero__orientation ol{color:var(--ink-800);margin:0;padding-left:1.3em;font-size:13px}.home-hero__orientation li{padding:4px 0}.home-work-map{padding:68px 0 78px;scroll-margin-top:20px}.home-work-map__heading{border-bottom:1px solid var(--line-dark);grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:42px;margin-bottom:34px;padding-bottom:25px;display:grid}.home-work-map__heading h2{max-width:820px;margin:4px 0 7px;font-size:29px;line-height:1.45}.home-work-map__heading p:not(.section-kicker){max-width:780px;color:var(--ink-600);margin:0;font-size:14px}.home-work-map__heading>.text-link{white-space:nowrap;margin-bottom:4px}.home-work-map__grid{grid-template-columns:minmax(0,1.75fr) minmax(300px,.72fr);align-items:start;gap:clamp(44px,5vw,66px);display:grid}.home-route-list{border-top:3px solid var(--blue-800);margin:0;padding:0;list-style:none}.home-route-list li{border-bottom:1px solid var(--line-dark)}.home-route-list a{min-height:132px;color:var(--ink-950);grid-template-columns:54px minmax(0,1.15fr) minmax(220px,.85fr) 22px;align-items:center;gap:22px;padding:22px 10px 22px 4px;text-decoration:none;display:grid}.home-route-list a:hover{background:#f7f9fa}.home-route-list__number{color:var(--blue-700);letter-spacing:.08em;align-self:start;padding-top:3px;font-size:14px;font-weight:800}.home-route-list__question strong{margin-bottom:6px;font-size:21px;display:block}.home-route-list__question p,.home-route-list__output p{color:var(--ink-600);margin:0;font-size:13px;line-height:1.7}.home-route-list__output{border-left:1px solid var(--line);min-height:72px;padding-left:22px}.home-route-list__output>span{color:var(--blue-700);letter-spacing:.04em;margin-bottom:5px;font-size:11px;font-weight:800;display:block}.home-route-list__arrow{color:var(--blue-700);font-size:18px}.home-evidence{border-left:1px solid var(--line-dark);padding-left:clamp(30px,3.5vw,46px)}.home-evidence h3{margin:5px 0 10px;font-size:24px;line-height:1.5}.home-evidence__intro{color:var(--ink-600);margin:0;font-size:14px;line-height:1.8}.home-evidence__levels{border-top:1px solid var(--line-dark);margin:25px 0 22px;padding:0;list-style:none}.home-evidence__levels li{border-bottom:1px solid var(--line);grid-template-columns:34px minmax(0,1fr);gap:12px;padding:18px 0;display:grid}.home-evidence__levels li>span{color:var(--blue-700);padding-top:2px;font-size:11px;font-weight:800}.home-evidence__levels strong{margin-bottom:3px;font-size:15px;display:block}.home-evidence__levels p{color:var(--ink-600);margin:0;font-size:12px;line-height:1.7}.path-grid{background:var(--line-dark);grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;margin:0;padding:1px;list-style:none;display:grid}.path-grid li{background:#fff}.path-grid a{height:100%;color:var(--ink-950);grid-template-columns:52px 1fr;gap:5px 18px;padding:25px 28px;text-decoration:none;display:grid}.path-grid a:hover{background:#f8fafb}.path-grid a>span{color:var(--blue-700);letter-spacing:.08em;grid-row:1/4;font-size:15px;font-weight:800}.path-grid h3{margin:0;font-size:19px;line-height:1.55}.path-grid p{color:var(--ink-600);margin:4px 0 10px;font-size:13px}.path-grid strong{color:var(--blue-800);font-size:13px}.specialty-links{border-top:1px solid var(--line-dark);border-left:1px solid var(--line-dark);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.specialty-links a{min-height:140px;color:var(--ink-950);border-right:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);padding:21px 22px;text-decoration:none}.specialty-links a:hover{background:var(--blue-050)}.specialty-links strong,.specialty-links span{display:block}.specialty-links strong{color:var(--blue-800);margin-bottom:7px;font-size:18px}.specialty-links span{color:var(--ink-600);font-size:13px;line-height:1.7}.question-list{border:1px solid var(--line-dark);background:#fff;grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.question-list a{color:var(--ink-950);border-bottom:1px solid var(--line);grid-template-columns:84px 1fr;gap:18px;padding:17px 20px;text-decoration:none;display:grid}.question-list a:nth-child(odd){border-right:1px solid var(--line)}.question-list a:nth-last-child(-n+2){border-bottom:0}.question-list a:hover{background:#f7f9fa}.question-list span{color:var(--blue-700);font-size:12px;font-weight:700}.question-list strong{font-size:14px;line-height:1.65}.evidence-entry{grid-template-columns:minmax(300px,.85fr) minmax(400px,1.15fr);align-items:start;gap:60px;display:grid}.evidence-entry h2{margin:5px 0 0;font-size:25px}.evidence-entry p{color:var(--ink-800);margin:0 0 9px}.topic-orientation{border-bottom:1px solid var(--line);background:#fff;padding:24px 0}.topic-orientation dl{border:1px solid var(--line-dark);grid-template-columns:repeat(3,minmax(0,1fr));margin:0;display:grid}.topic-orientation dl>div{border-right:1px solid var(--line);padding:16px 20px}.topic-orientation dl>div:last-child{border-right:0}.topic-orientation dt{color:var(--blue-700);margin-bottom:3px;font-size:12px;font-weight:700}.topic-orientation dd{color:var(--ink-800);margin:0;font-size:13px;line-height:1.7}.section-jump{border-bottom:1px solid var(--line);background:#f3f5f6;padding:13px 0}.section-jump .site-container{flex-wrap:wrap;align-items:center;gap:8px 22px;display:flex}.section-jump span{color:var(--ink-600);font-size:12px;font-weight:700}.section-jump a{font-size:13px;font-weight:700;text-decoration:none}.topic-contents{padding-top:42px}.topic-section{scroll-margin-top:20px}.topic-section+.topic-section{margin-top:52px}.topic-section__heading{grid-template-columns:minmax(260px,.7fr) minmax(360px,1.3fr);align-items:end;gap:32px;margin-bottom:14px;display:grid}.topic-section__heading p{color:var(--ink-600);margin:0;font-size:14px}.topic-section__heading>div>p{color:var(--blue-700);font-size:12px;font-weight:700}.topic-section__heading h2{margin:3px 0 0;font-size:24px}.topic-next{border-top:1px solid var(--line);background:#eef2f4;padding:20px 0}.topic-next .site-container{justify-content:space-between;gap:24px;display:flex}.topic-next p{color:var(--ink-800);margin:0}.topic-next a{font-weight:700;text-decoration:none}.article-grid{border:1px solid var(--line-dark);background:#fff;display:block}.article-card,.article-card--compact{border:0;border-bottom:1px solid var(--line);min-height:0;box-shadow:none;background:#fff;grid-template-rows:auto auto;grid-template-columns:132px minmax(0,1fr) 86px;gap:4px 20px;padding:17px 19px;display:grid}.article-grid>.article-card:last-child,.search-item:last-child .article-card{border-bottom:0}.article-card:hover{border-color:var(--line);box-shadow:none;background:#f8fafb}.article-card__context,.article-card p.article-card__context{color:var(--blue-700);grid-area:1/1/3;align-self:start;margin:2px 0 0;font-size:12px;font-weight:700;line-height:1.6}.article-card__context span{display:block}.article-card__context span+span{color:var(--ink-600);margin-top:2px;font-weight:500}.article-card h3,.article-card--compact h3{grid-area:1/2;margin:0;font-size:16px;line-height:1.62}.article-card>p:not(.article-card__context){color:var(--ink-600);grid-area:2/2;margin:0;font-size:13px;line-height:1.7}.article-card .text-link{white-space:nowrap;grid-area:1/3/3;place-self:center end;margin:0;font-size:13px}.catalog-section{padding-top:35px}.catalog-controls{border:1px solid var(--line-dark);background:#f3f5f6;padding:18px 20px}.catalog-search{grid-template-columns:88px minmax(0,520px);align-items:center;margin-bottom:17px;display:grid}.catalog-search label,.filter-group legend{color:var(--ink-800);font-size:13px;font-weight:700}.search-field input{width:100%;height:39px}.filter-group{border:0;border-top:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:7px;margin:0;padding:10px 0;display:flex}.filter-group legend{float:left;width:88px;padding:5px 0}.filter-group button{min-height:30px;color:var(--ink-800);border:1px solid var(--line-dark);cursor:pointer;background:#fff;padding:3px 12px;font-size:13px}.filter-group button:hover,.filter-group button.is-active{color:#fff;background:var(--blue-800);border-color:var(--blue-800)}.catalog-status{justify-content:space-between;gap:20px;padding:16px 0 12px;font-size:13px;display:flex}.catalog-status p{color:var(--ink-600);margin:0}.catalog-status strong{color:var(--ink-950)}.catalog-status a{font-weight:700;text-decoration:none}.catalog-group+.catalog-group{margin-top:38px}.catalog-group__heading{grid-template-columns:180px 1fr;align-items:baseline;gap:28px;margin-bottom:10px;display:grid}.catalog-group__heading h2,.catalog-group__heading p{margin:0}.catalog-group__heading h2{font-size:21px}.catalog-group__heading p{color:var(--ink-600);font-size:13px}.search-empty{margin-top:18px}.implementation-roadmap{border:1px solid var(--line-dark);margin:0;padding:0;list-style:none}.implementation-roadmap>li{border-bottom:1px solid var(--line-dark);grid-template-columns:minmax(280px,.85fr) minmax(0,1.65fr);display:grid}.implementation-roadmap>li:last-child{border-bottom:0}.implementation-roadmap__stage{border-right:1px solid var(--line-dark);background:#f4f6f7;padding:25px 27px}.implementation-roadmap__stage>span{color:var(--blue-700);font-size:12px;font-weight:700}.implementation-roadmap__stage h2{margin:3px 0 7px;font-size:23px}.implementation-roadmap__stage p{color:var(--ink-800);margin:0 0 14px;font-size:14px}.implementation-roadmap__stage a{font-size:13px;font-weight:700;text-decoration:none}.implementation-roadmap dl{grid-template-columns:repeat(3,minmax(0,1fr));margin:0;display:grid}.implementation-roadmap dl>div{border-right:1px solid var(--line);padding:25px 20px}.implementation-roadmap dl>div:last-child{border-right:0}.implementation-roadmap dt{color:var(--ink-600);margin-bottom:8px;font-size:12px}.implementation-roadmap dd{color:var(--ink-950);margin:0;font-size:13px;line-height:1.75}.roadmap-principles{grid-template-columns:minmax(260px,.72fr) minmax(0,1.28fr);gap:60px;display:grid}.roadmap-principles h2{margin:5px 0 0;font-size:25px}.roadmap-principles ul{border-top:1px solid var(--line-dark);margin:0;padding:0;list-style:none}.roadmap-principles li{border-bottom:1px solid var(--line-dark);padding:11px 0}.article-heading{color:var(--ink-950);border-bottom:1px solid var(--line-dark);background:#fff;padding:25px 0 24px}.article-breadcrumb{flex-wrap:wrap;gap:8px;margin-bottom:8px;font-size:13px;display:flex}.article-breadcrumb a{color:var(--blue-700);font-weight:700;text-decoration:none}.article-breadcrumb span{color:var(--line-dark)}.article-heading h1{max-width:1000px;margin:0 0 15px;font-size:clamp(27px,3.3vw,39px);line-height:1.45}.article-heading__purpose{border-top:1px solid var(--line);grid-template-columns:120px minmax(0,820px);gap:20px;padding-top:13px;display:grid}.article-heading__purpose strong{color:var(--blue-700);font-size:13px}.article-heading__purpose p{color:var(--ink-800);margin:0;font-size:14px;line-height:1.8}.article-layout{grid-template-columns:230px minmax(0,830px);gap:35px;padding-top:34px;padding-bottom:38px}.article-body{padding:clamp(30px,4vw,48px)}.related-reading{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#edf2f4;padding:37px 0}.related-reading__inner{grid-template-columns:210px minmax(0,1fr);align-items:start;gap:35px;display:grid}.related-reading__heading h2{margin:5px 0 0;font-size:22px}.related-reading .article-card,.related-reading .article-card--compact{grid-template-columns:110px minmax(0,1fr) 86px}.article-pagination{padding-top:28px;padding-bottom:42px}.site-footer{padding-top:34px}.footer-grid{grid-template-columns:minmax(320px,1.7fr) 1fr 1fr;gap:45px;padding-bottom:27px}@media (width<=760px){.site-header__main{min-height:72px}.brand strong{font-size:19px}.site-nav__inner{grid-template-columns:1fr;display:grid}.home-hero{background:#eaf0f3;padding:40px 0 44px}.home-hero__grid{grid-template-columns:1fr;gap:34px;min-height:0}.home-hero h1{font-size:31px}.home-hero__title-break{display:none}.home-start{border-top:1px solid var(--line-dark);border-left:0;padding:29px 0 0}.home-start__route{padding-bottom:25px}.home-start__search{padding-top:23px}.home-hero__lead{font-size:15px}.home-work-map{padding:46px 0 54px}.home-work-map__heading{margin-bottom:25px;padding-bottom:21px;display:block}.home-work-map__heading h2{font-size:24px}.home-work-map__heading>.text-link{margin-top:13px;display:inline-block}.home-work-map__grid{grid-template-columns:1fr;gap:0}.home-route-list a{grid-template-columns:32px minmax(0,1fr) 18px;gap:10px 13px;min-height:0;padding:19px 0}.home-route-list__number{grid-area:1/1/3}.home-route-list__question{grid-area:1/2}.home-route-list__question strong{font-size:19px}.home-route-list__output{border-left:0;grid-area:2/2/auto/4;min-height:0;padding:2px 0 0}.home-route-list__arrow{grid-area:1/3}.home-evidence{border-top:1px solid var(--line-dark);border-left:0;margin-top:36px;padding:29px 0 0}.home-evidence h3{font-size:22px}.home-hero__actions{flex-direction:column;align-items:flex-start;gap:11px}.home-hero__orientation{padding:17px 19px}.home-paths{padding:33px 0 36px}.home-section-heading,.topic-section__heading,.evidence-entry,.roadmap-principles{display:block}.home-section-heading>p,.home-section-heading>a{justify-self:auto;margin-top:8px;display:block}.path-grid,.specialty-links,.question-list{grid-template-columns:1fr}.path-grid a{grid-template-columns:38px 1fr;padding:20px 17px}.specialty-links a{min-height:0}.question-list a,.question-list a:nth-child(odd),.question-list a:nth-last-child(-n+2){border-right:0;border-bottom:1px solid var(--line);grid-template-columns:70px 1fr}.question-list a:last-child{border-bottom:0}.evidence-entry>div+div{margin-top:16px}.topic-orientation dl{grid-template-columns:1fr}.topic-orientation dl>div{border-right:0;border-bottom:1px solid var(--line)}.topic-orientation dl>div:last-child{border-bottom:0}.section-jump .site-container{gap:6px 16px}.topic-section__heading>p{margin-top:6px}.topic-section+.topic-section{margin-top:39px}.topic-next .site-container{flex-direction:column;align-items:flex-start;gap:5px}.article-card,.article-card--compact,.related-reading .article-card,.related-reading .article-card--compact{grid-template-rows:auto;grid-template-columns:1fr;gap:5px;padding:14px 13px}.article-card__context,.article-card p.article-card__context,.article-card h3,.article-card--compact h3,.article-card>p:not(.article-card__context),.article-card .text-link{grid-area:auto/1;justify-self:start}.article-card__context span{display:inline}.article-card__context span+span:before{content:" · "}.catalog-controls{padding:15px 13px}.catalog-search{display:block}.catalog-search label{margin-bottom:5px;display:block}.filter-group legend{float:none;width:100%}.catalog-status{flex-direction:column;align-items:flex-start;gap:3px}.catalog-group__heading{display:block}.catalog-group__heading p{margin-top:4px}.implementation-roadmap>li{grid-template-columns:1fr}.implementation-roadmap__stage{border-right:0;border-bottom:1px solid var(--line-dark)}.implementation-roadmap dl{grid-template-columns:1fr}.implementation-roadmap dl>div{border-right:0;border-bottom:1px solid var(--line);padding:17px 20px}.implementation-roadmap dl>div:last-child{border-bottom:0}.roadmap-principles ul{margin-top:18px}.article-heading{padding-top:21px}.article-heading h1{font-size:24px}.article-heading__purpose{grid-template-columns:1fr;gap:3px}.article-layout{padding-top:21px;padding-bottom:24px}.related-reading{padding:29px 0}.related-reading__inner{display:block}.related-reading__heading{margin-bottom:13px}.footer-grid{grid-template-columns:1fr}}@media (width>=761px) and (width<=1020px){.site-nav a{padding-inline:10px}.home-hero__grid{gap:34px}.home-work-map__grid{grid-template-columns:1fr}.home-evidence{border-top:1px solid var(--line-dark);border-left:0;margin-top:42px;padding:34px 0 0}.specialty-links{grid-template-columns:repeat(2,minmax(0,1fr))}.article-card,.article-card--compact{gap-inline:14px;grid-template-columns:110px minmax(0,1fr) 80px}.implementation-roadmap>li{grid-template-columns:260px 1fr}.implementation-roadmap dl{grid-template-columns:1fr}.implementation-roadmap dl>div{border-right:0;border-bottom:1px solid var(--line);padding:13px 18px}.implementation-roadmap dl>div:last-child{border-bottom:0}.article-layout{grid-template-columns:210px minmax(0,1fr)}}.journey-overview{border:1px solid var(--line-dark);background:#fff;grid-template-columns:repeat(4,minmax(0,1fr));margin:0;padding:0;list-style:none;display:grid}.journey-overview li{border-right:1px solid var(--line);position:relative}.journey-overview li:last-child{border-right:0}.journey-overview li:not(:last-child):after{content:"›";z-index:2;width:16px;height:26px;color:var(--blue-700);text-align:center;background:#fff;margin-top:-13px;line-height:24px;position:absolute;top:50%;right:-8px}.journey-overview a{min-height:185px;color:var(--ink-950);padding:21px 21px 19px;text-decoration:none;display:block}.journey-overview a:hover{background:#f7f9fa}.journey-overview span,.journey-overview strong{display:block}.journey-overview span{color:var(--blue-700);font-size:12px;font-weight:700}.journey-overview strong{margin:12px 0 8px;font-size:20px}.journey-overview p{color:var(--ink-600);margin:0;font-size:13px;line-height:1.7}.home-route-action{margin-top:16px}.direct-search{grid-template-columns:minmax(300px,.8fr) minmax(420px,1.2fr);align-items:center;gap:60px;display:grid}.direct-search h2{margin:4px 0 5px;font-size:25px}.direct-search p{color:var(--ink-600);margin:0;font-size:14px}.direct-search label{color:var(--ink-800);margin-bottom:6px;font-size:13px;font-weight:700;display:block}.direct-search .search-field{grid-template-columns:minmax(0,1fr) auto}.search-field button{color:#fff;background:var(--blue-800);border:1px solid var(--blue-800);cursor:pointer;padding:0 18px;font-size:14px;font-weight:700}.search-field button:hover{background:var(--navy-900)}.roadmap-start{border:1px solid var(--line-dark);border-left:4px solid var(--blue-700);background:#eef3f5;justify-content:space-between;align-items:center;gap:30px;margin-bottom:22px;padding:20px 24px;display:flex}.roadmap-start h2{margin:3px 0 2px;font-size:22px}.roadmap-start p:not(.section-kicker){color:var(--ink-600);margin:0;font-size:14px}.topic-start{border-bottom:1px solid var(--line);background:#eef3f5;padding:18px 0}.topic-start .site-container{justify-content:space-between;align-items:center;gap:28px;display:flex}.topic-start strong{font-size:15px}.topic-start p{color:var(--ink-600);margin:2px 0 0;font-size:13px}.guided-list{border:1px solid var(--line-dark);background:#fff;margin:0;padding:0;list-style:none}.guided-list li{border-bottom:1px solid var(--line)}.guided-list li:last-child{border-bottom:0}.guided-list a{color:var(--ink-950);grid-template-rows:auto auto;grid-template-columns:120px minmax(0,1fr) 90px;gap:4px 20px;padding:18px 20px;text-decoration:none;display:grid}.guided-list a:hover{background:#f7f9fa}.guided-list span{color:var(--blue-700);grid-area:1/1/3;font-size:12px;font-weight:700}.guided-list strong{grid-area:1/2;font-size:16px;line-height:1.6}.guided-list p{color:var(--ink-600);grid-area:2/2;margin:0;font-size:13px;line-height:1.7}.guided-list em{color:var(--blue-800);white-space:nowrap;grid-area:1/3/3;place-self:center end;font-size:13px;font-style:normal;font-weight:700}.article-heading__status{justify-content:space-between;align-items:center;gap:20px;margin-bottom:7px;display:flex}.article-reading-state{color:var(--blue-700);margin:0;font-size:12px;font-weight:700}.article-reading-state span{color:var(--line-dark);margin:0 6px}.article-view-count{color:var(--ink-600);margin:0;font-size:12px}.article-view-count strong{color:var(--ink-800);font-variant-numeric:tabular-nums;margin-left:4px}.reading-position{border-bottom:1px solid var(--line);margin:-2px 0 15px;padding-bottom:13px}.reading-position span,.reading-position strong{display:block}.reading-position span{color:var(--ink-600);font-size:11px}.reading-position strong{color:var(--ink-950);margin:1px 0 7px;font-size:13px;line-height:1.55}.reading-next{border-top:1px solid var(--line-dark);background:#eaf0f3;padding:29px 0 32px}.reading-next .site-container{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:35px;display:grid}.reading-next p{color:var(--blue-700);margin:0 0 3px;font-size:13px;font-weight:700}.reading-next h2{max-width:850px;margin:0;font-size:21px;line-height:1.55}.reading-next .button{color:#fff;background:var(--blue-800);border-color:var(--blue-800);white-space:nowrap}@media (width<=760px){.header-tools{display:none}.journey-overview{grid-template-columns:1fr}.journey-overview li{border-right:0;border-bottom:1px solid var(--line)}.journey-overview li:last-child{border-bottom:0}.journey-overview li:not(:last-child):after{top:auto;bottom:-14px;right:18px;transform:rotate(90deg)}.journey-overview a{min-height:0;padding:17px 18px}.journey-overview strong{margin:3px 0}.direct-search{grid-template-columns:1fr;gap:20px}.roadmap-start,.topic-start .site-container{flex-direction:column;align-items:flex-start;gap:13px}.guided-list a{grid-template-rows:auto;grid-template-columns:1fr;gap:4px;padding:15px 14px}.guided-list span,.guided-list strong,.guided-list p,.guided-list em{grid-area:auto/1;justify-self:start}.guided-list em{margin-top:3px}.article-reading-state{line-height:1.7}.article-heading__status{flex-direction:column;align-items:flex-start;gap:2px}.reading-next .site-container{grid-template-columns:1fr;gap:15px}.reading-next .button{justify-self:start}}.article-layout{grid-template-columns:230px minmax(0,790px);gap:36px}.article-body{color:#303a40;box-shadow:none;background:#fff;border:0;padding:clamp(30px,3.8vw,44px);font-family:Noto Sans CJK SC,Source Han Sans SC,Microsoft YaHei,PingFang SC,system-ui,sans-serif;font-size:16px;font-weight:400;line-height:1.88}.article-body>div:not(.article-boundary):not(.article-end-note)>p:first-child{color:inherit;font-size:inherit}.article-preface{color:#465158;margin:0 0 34px;font-size:16px;line-height:1.88}.article-preface p{margin:0 0 13px}.article-preface p:last-of-type{margin-bottom:11px}.article-preface ol,.article-preface ul{counter-reset:preface-item;margin:12px 0 0;padding:0;list-style:none}.article-preface li{grid-template-columns:28px minmax(0,1fr);gap:8px;padding:4px 0;display:grid}.article-preface ol>li{counter-increment:preface-item}.article-preface ol>li:before{content:counter(preface-item, decimal-leading-zero);color:var(--blue-700);letter-spacing:.03em;font-size:12px;font-weight:700}.article-preface ul>li:before{content:"·";color:var(--blue-700);font-weight:700}.article-body h2,.article-body h3{font-family:Noto Sans CJK SC,Source Han Sans SC,Microsoft YaHei,PingFang SC,system-ui,sans-serif}.article-body h2{color:var(--navy-950);border-left:0;margin:2.35em 0 .75em;padding-left:0;font-size:23px;line-height:1.5}.article-preface+h2{margin-top:1.5em}.article-body h3{color:var(--navy-900);margin:1.85em 0 .55em;font-size:19px;line-height:1.55}.article-body p,.article-body ul,.article-body ol{margin:.95em 0}.article-body li{padding-left:.2em}.article-body blockquote{background:#f2f5f6;border-left:3px solid #9aaeb9;padding:15px 18px}.article-body table{font-size:14px;line-height:1.65}@media (width<=760px){.article-layout{display:block}.article-body{padding:23px 18px;font-size:15.5px;line-height:1.85}.article-preface{margin-bottom:28px;font-size:15.5px;line-height:1.85}.article-body h2{font-size:21px}.article-body h3{font-size:18px}}.qa-page{padding-top:36px}.qa-query{border:1px solid var(--line-dark);background:#f3f5f6}.qa-query__heading{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:30px;padding:17px 20px;display:flex}.qa-query__heading>div{align-items:baseline;gap:16px;display:flex}.qa-query__heading span{color:var(--blue-700);letter-spacing:.08em;font-size:12px;font-weight:800}.qa-query__heading strong{color:var(--ink-950);font-size:17px}.qa-query__heading p{color:var(--ink-600);margin:0;font-size:13px}.qa-query__heading p strong{color:var(--ink-950);font-size:16px}.qa-search{border:1px solid var(--line-dark);background:#fff;grid-template-columns:minmax(0,1fr) 74px;margin:20px;display:grid}.qa-search input{background:0 0;border:0;outline:0;width:100%;height:46px;padding:0 14px;font-size:15px}.qa-search:focus-within{border-color:var(--blue-700);box-shadow:0 0 0 1px var(--blue-700)}.qa-search>span{color:#fff;background:var(--blue-800);place-items:center;font-size:13px;font-weight:700;display:grid}.qa-categories{border:0;margin:0;padding:0 20px 20px}.qa-categories legend{color:var(--ink-800);margin-bottom:8px;font-size:13px;font-weight:700}.qa-categories>div{border-top:1px solid var(--line-dark);border-left:1px solid var(--line-dark);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.qa-categories button{min-height:45px;color:var(--ink-800);border:0;border-right:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);cursor:pointer;text-align:left;background:#fff;justify-content:space-between;align-items:center;gap:12px;padding:8px 12px;font-size:13px;display:flex}.qa-categories button small{color:var(--ink-600);font-variant-numeric:tabular-nums}.qa-categories button:hover{color:var(--blue-800);background:var(--blue-050)}.qa-categories button.is-active{color:#fff;background:var(--blue-800)}.qa-categories button.is-active small{color:#dcebf2}.qa-result-bar{justify-content:space-between;align-items:end;gap:24px;margin:27px 0 10px;display:flex}.qa-result-bar>div{align-items:baseline;gap:12px;display:flex}.qa-result-bar>div span{color:var(--blue-700);letter-spacing:.08em;font-size:12px;font-weight:800}.qa-result-bar>div strong{color:var(--ink-950);font-size:19px}.qa-result-bar p{color:var(--ink-600);margin:0;font-size:13px}.qa-result-bar p strong{color:var(--ink-950)}.qa-results{border:1px solid var(--line-dark);background:#fff}.qa-item{border-bottom:1px solid var(--line)}.qa-item:last-child{border-bottom:0}.qa-item[hidden]{display:none}.qa-item summary{cursor:pointer;grid-template-columns:34px minmax(0,1fr) 22px;align-items:center;gap:14px;min-height:68px;padding:12px 17px;list-style:none;display:grid;position:relative}.qa-item summary::-webkit-details-marker{display:none}.qa-item summary:after{content:"+";color:var(--ink-600);text-align:center;grid-column:3;font-size:18px;font-weight:400;line-height:1.2}.qa-item[open] summary:after{content:"−"}.qa-item summary:hover,.qa-item[open] summary{background:var(--blue-050)}.qa-item__marker{width:28px;height:28px;color:var(--blue-700);background:#fff;border:1px solid #b9c9d1;place-items:center;font-size:12px;font-weight:800;display:grid}.qa-item__question{gap:2px;display:grid}.qa-item__question small{color:var(--ink-600);font-size:11px;font-weight:500}.qa-item__question strong{color:var(--ink-950);font-size:15px;line-height:1.55}.qa-answer{background:#fff;border-top:1px solid #e6eaec;grid-template-columns:34px minmax(0,1fr);gap:14px;padding:16px 54px 18px 17px;display:grid}.qa-answer p{color:#344149;margin:0;font-size:15px;line-height:1.8}.qa-answer a{color:var(--blue-700);margin-top:9px;font-size:12px;font-weight:700;text-decoration:none;display:inline-block}.qa-answer a:hover{color:var(--blue-800);text-decoration:underline}.qa-more{place-items:center;margin-top:18px;display:grid}.qa-more[hidden]{display:none}.qa-more button{min-width:180px;color:var(--blue-800);border:1px solid var(--blue-700);cursor:pointer;background:#fff;padding:10px 20px;font-size:13px;font-weight:700}.qa-more button:hover{color:#fff;background:var(--blue-800)}.qa-empty{text-align:center;border:1px solid var(--line);background:#f3f5f6;margin-top:18px;padding:24px}.qa-empty p{color:var(--ink-600);margin:5px 0 0;font-size:13px}@media (width<=760px){.qa-page{padding-top:24px}.qa-query__heading{padding:14px;display:block}.qa-query__heading>div{flex-direction:column;align-items:flex-start;gap:2px}.qa-query__heading p{margin-top:7px}.qa-search{grid-template-columns:minmax(0,1fr) 58px;margin:14px}.qa-search input{height:44px;padding-inline:10px;font-size:14px}.qa-categories{padding:0 14px 14px}.qa-categories>div{grid-template-columns:repeat(2,minmax(0,1fr))}.qa-categories button{min-height:42px;padding:7px 9px}.qa-result-bar{margin-top:22px;display:block}.qa-result-bar p{margin-top:4px}.qa-item summary{grid-template-columns:30px minmax(0,1fr) 18px;gap:9px;min-height:64px;padding:11px 10px}.qa-answer{grid-template-columns:30px minmax(0,1fr);gap:9px;padding:13px 37px 16px 10px}.qa-item__marker{width:26px;height:26px}}