/* 仅用于系统介绍页，业务页面与双端体验容器保持原样。 */
.overview-page{--paper:#fff;--surface:#f7f7f8;--ink:#252729;--muted:#60656b;--line:#dedfe2;--ochre:#41464d;background:var(--paper);color:var(--ink);font-family:"Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif}
.overview-page .section-width{max-width:1280px;padding-left:40px;padding-right:40px}
.overview-page .demo-header{max-width:1280px;padding:23px 40px;border-bottom:1px solid var(--line);gap:22px}
.overview-page .demo-brand strong{font-size:20px;letter-spacing:0}
.overview-header-label{font-size:13px;color:var(--muted);border-left:1px solid var(--line);padding-left:22px}
.overview-page .demo-header nav{margin:0 0 0 auto;gap:28px;font-size:13px}
.overview-page .demo-header nav a:hover{text-decoration:underline;text-underline-offset:5px}
.overview-intro{padding-top:44px;padding-bottom:36px;display:grid;grid-template-columns:1.15fr 1fr;gap:40px;align-items:start}
.overview-intro h1{font-size:32px;line-height:1.4;letter-spacing:-.035em;font-weight:600;margin:0 0 12px}
.overview-intro p{font-size:14px;line-height:1.8;color:var(--muted);margin:0;max-width:470px}
.overview-facts{margin:2px 0 0;font-size:13px;line-height:1.75}
.overview-facts>div{display:grid;grid-template-columns:70px 1fr;gap:14px;margin-bottom:7px}
.overview-facts dt{color:var(--muted)}
.overview-facts dd{margin:0}
.overview-section{padding-top:24px;padding-bottom:40px}
.overview-section-heading{display:flex;justify-content:space-between;align-items:baseline;gap:24px;margin-bottom:20px}
.overview-section-heading h2{font-size:22px;line-height:1.5;font-weight:600;margin:0;letter-spacing:-.02em}
.overview-section-heading p{font-size:13px;line-height:1.7;color:var(--muted);margin:0}
.system-architecture{border:1px solid var(--line);border-radius:4px;overflow:hidden}
.architecture-caption{display:flex;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted);padding:15px 22px;border-bottom:1px solid var(--line);background:var(--surface)}
.architecture-map{display:grid;grid-template-columns:minmax(0,1fr) 78px minmax(0,1fr) 78px minmax(0,1fr);padding:26px 22px 22px;align-items:stretch}
.architecture-module{display:flex;flex-direction:column;align-items:flex-start;text-align:left;color:var(--ink);background:#fff;border:1px solid #cfd2d5;border-radius:3px;padding:20px 18px;min-width:0;position:relative;transition:background .15s,border-color .15s}
.architecture-module:hover{border-color:#777d85;background:#fafafa}
.architecture-module[aria-pressed=true]{border-color:#62686f;background:var(--surface);box-shadow:inset 0 3px 0 #62686f}
.architecture-module strong{font-size:18px;font-weight:600;line-height:1.5;margin-bottom:8px}
.architecture-module>span{font-size:13px;line-height:1.8;color:#50565c}
.architecture-module small{font-size:11px;line-height:1.7;color:var(--muted);margin-top:16px}
.architecture-service{grid-column:1;grid-row:1}
.architecture-work{grid-column:3;grid-row:1}
.architecture-delivery{grid-column:5;grid-row:1}
.architecture-connector{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:#70767c;font-size:11px}
.architecture-connector svg{width:44px;height:28px;stroke-width:1}
.architecture-stock-link{grid-column:3;grid-row:2;display:flex;align-items:center;justify-content:center;gap:10px;min-height:52px;font-size:11px;color:var(--muted)}
.architecture-stock-link svg{width:20px;height:34px;stroke-width:1}
.architecture-stock{grid-column:1 / -1;grid-row:3;display:grid;grid-template-columns:1fr 1fr 1.3fr;align-items:center;gap:20px;padding:15px 18px}
.architecture-stock strong{font-size:16px;margin:0}
.architecture-stock small{margin:0;text-align:right}
.architecture-foundation{display:flex;align-items:center;gap:26px;padding:17px 22px;border-top:1px solid var(--line);background:var(--surface);font-size:12px;color:var(--muted)}
.architecture-foundation strong{font-size:13px;font-weight:600;color:var(--ink)}
.architecture-foundation a{display:inline-flex;align-items:center;gap:7px;margin-left:auto;color:#353a40;min-height:32px}
.architecture-foundation svg{width:15px;height:15px}
.architecture-foundation a:hover{text-decoration:underline;text-underline-offset:4px}
.architecture-detail{display:grid;grid-template-columns:1.55fr 1fr;gap:34px;padding:24px 22px;border-top:1px solid var(--line);min-height:158px;align-items:start}
.architecture-detail h3{font-size:15px;font-weight:600;margin:0 0 9px}
.architecture-detail p{font-size:13px;line-height:1.9;color:var(--muted);margin:0}
.architecture-people{border-left:1px solid var(--line);padding-left:26px}
.architecture-people h4{font-size:12px;font-weight:400;color:var(--muted);margin:0 0 8px}
.architecture-people>div{display:flex;flex-wrap:wrap;gap:4px 17px}
.architecture-people a{display:inline-flex;align-items:center;gap:6px;min-height:34px;font-size:12px;text-decoration:underline;text-decoration-color:#c7cacf;text-underline-offset:5px}
.architecture-people a:hover{text-decoration-color:currentColor}
.architecture-people svg{width:13px;height:13px}
.overview-caption{font-size:12px;line-height:1.9;color:var(--muted);margin:13px 0 0}
.role-scope-note{font-size:13px;line-height:1.9;color:var(--muted);padding:15px 18px;border-left:3px solid #666d74;background:var(--surface);margin-bottom:32px;max-width:900px}
.role-scope-note strong{display:block;color:var(--ink);font-weight:600;margin-bottom:3px}
.overview-role-groups{display:grid;gap:38px}
.overview-role-group{min-width:0}
.overview-role-group>header{display:flex;align-items:center;gap:16px;padding:0 0 15px;margin-bottom:18px;border-bottom:2px solid #c3c7cb}
.overview-group-index{font-size:28px;line-height:1;font-weight:500;font-variant-numeric:tabular-nums;letter-spacing:-.05em;color:#757d84;min-width:38px}
.overview-role-group h3{font-size:20px;font-weight:650;line-height:1.5;margin:0}
.overview-role-group>header p{font-size:12px;line-height:1.7;color:var(--muted);margin:5px 0 0}
.overview-role-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:stretch}
.overview-role-list.is-single{grid-template-columns:minmax(0,1fr)}
.overview-role{min-width:0;display:flex;flex-direction:column;border:1px solid #cfd3d7;border-radius:6px;overflow:hidden;background:#fff}
.overview-role-identity{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px 14px;align-items:center;padding:20px 22px;border-bottom:1px solid var(--line);background:var(--surface)}
.overview-role-title{display:flex;align-items:center;gap:10px;flex-wrap:wrap;min-width:0}
.overview-role h4{font-size:20px;font-weight:650;margin:0;line-height:1.5}
.overview-role-identity p{grid-column:1 / -1;font-size:13px;line-height:1.8;color:#61676d;margin:0}
.overview-role-identity small{display:inline-block;font-size:10px;line-height:1.5;padding:3px 7px;border:1px solid #d5d9dd;border-radius:3px;background:#fff;color:#5c646b;white-space:nowrap}
.overview-role-purpose{display:grid;grid-template-columns:64px minmax(0,1fr);gap:16px;padding:20px 22px;flex:1;align-content:start}
.overview-role-purpose h5{font-size:12px;font-weight:600;line-height:1.85;color:var(--muted);margin:2px 0 0}
.overview-role-purpose p{font-size:14px;line-height:1.85;margin:0;color:#353b40}
.overview-entry-link{display:inline-flex;align-items:center;justify-content:space-between;gap:9px;font-size:12px;font-weight:500;color:#353a40;min-height:38px;border-bottom:1px solid #bfc3c8;white-space:nowrap;align-self:start}
.overview-entry-link svg{width:15px;height:15px}
.overview-entry-link:hover{border-color:var(--ink);background:var(--surface)}
.overview-role-identity .overview-entry-link{min-height:36px;padding:7px 10px;gap:10px;border:1px solid #aeb5bb;border-radius:4px;background:#fff;align-self:center;font-size:12px}
.overview-role-identity .overview-entry-link:hover{background:#eceef0;border-color:#676f76}
.public-overview{display:grid;grid-template-columns:1fr 1fr;gap:45px;padding-top:25px;border-top:1px solid var(--line)}
.public-scope dl{display:grid;gap:21px;margin:0 0 18px}
.public-scope dt{font-size:12px;color:var(--muted);margin:0 0 7px}
.public-scope dd{font-size:13px;line-height:1.9;color:#393e43;margin:0;max-width:440px}
.public-summary{padding:21px 24px;border:1px solid var(--line);border-radius:3px;background:#fff}
.overview-page .outcome-preview-heading{font-size:12px;padding-bottom:16px}
.overview-page .outcome-preview-heading>span{color:var(--muted)}
.overview-page .outcome-summary{gap:20px;padding:18px 0}
.overview-page .outcome-summary>div{gap:9px}
.overview-page .outcome-summary strong{font-size:30px;line-height:1.1}
.overview-page .outcome-summary span,.overview-page .outcome-summary small{color:var(--muted)}
.overview-page .outcome-records li{border-color:var(--line)}
.overview-page .outcome-records strong,.overview-page .outcome-records strong.is-complete{color:#555c63;border:1px solid var(--line);background:var(--surface);border-radius:2px}
.overview-page .overview-usage{display:block;padding-top:26px;padding-bottom:32px;margin-bottom:0;border:0}
.overview-page .overview-usage h2{font-size:22px;line-height:1.5;margin:0}
.overview-page .overview-usage .overview-section-heading p{font-size:13px;max-width:none;margin:0}
.usage-list{display:grid;grid-template-columns:1fr 1fr;gap:45px;border-top:1px solid var(--line);padding-top:22px;margin:0}
.usage-list dt{font-size:14px;font-weight:500;line-height:1.7;margin-bottom:7px}
.usage-list dd{font-size:13px;color:var(--muted);line-height:1.9;margin:0}
.overview-page .demo-footer{margin-top:12px;padding-top:24px;padding-bottom:28px;gap:28px}
.overview-page .demo-footer>a:last-child{margin-left:auto}
.overview-page .experience-info-button,.overview-page .demo-footer>a:last-child{color:var(--muted)}
@media(max-width:1050px){
  .overview-role-identity{padding:18px;gap:10px}
  .overview-role h4{font-size:18px}.overview-role-title{gap:8px}
  .overview-role-purpose{padding:18px;gap:12px}
  .overview-role-purpose p{font-size:13px}
  .architecture-map{grid-template-columns:minmax(0,1fr) 54px minmax(0,1fr) 54px minmax(0,1fr)}
  .architecture-module{padding:17px 14px}.architecture-module strong{font-size:17px}.architecture-module>span{font-size:12px}
  .architecture-foundation{gap:18px}
}
@media(max-width:760px){
  .overview-page .section-width{padding-left:20px;padding-right:20px}
  .overview-page .demo-header{padding:16px 20px;gap:12px;flex-wrap:wrap}
  .overview-page .demo-brand strong{font-size:18px}.overview-header-label{margin-left:auto;padding-left:15px;font-size:12px}
  .overview-page .demo-header nav{display:flex;flex-basis:100%;gap:26px;padding-top:4px;font-size:12px}
  .overview-page .demo-header nav a{padding:8px 0}
  .overview-intro{grid-template-columns:1fr;gap:23px;padding-top:30px;padding-bottom:28px}
  .overview-intro h1{font-size:27px}.overview-intro p{font-size:13px}
  .overview-facts{font-size:12px;padding-top:18px;border-top:1px solid var(--line);margin:0}
  .overview-facts>div{grid-template-columns:62px 1fr;gap:14px}
  .overview-section{padding-top:19px;padding-bottom:30px}
  .overview-section-heading{display:block;margin-bottom:16px}.overview-section-heading h2{font-size:20px}
  .overview-section-heading p{font-size:12px;margin-top:7px}
  .architecture-caption{padding:12px 15px;font-size:11px;flex-wrap:wrap;gap:5px}
  .architecture-map{display:flex;flex-direction:column;padding:16px 15px}
  .architecture-module{padding:16px;width:100%}
  .architecture-module strong{font-size:17px;margin-bottom:5px}
  .architecture-module small{font-size:11px;margin-top:9px}
  .architecture-connector{flex-direction:row;min-height:49px;gap:10px}
  .architecture-connector svg{width:25px;height:25px;transform:rotate(90deg)}
  .architecture-stock-link{min-height:53px;border-top:1px solid var(--line);margin-top:18px;justify-content:flex-start;gap:8px}
  .architecture-stock-link svg{display:none}.architecture-stock-link span::before{content:"现场作业的物料支持 · "}
  .architecture-stock{display:flex;gap:0}.architecture-stock small{text-align:left}
  .architecture-foundation{padding:15px;gap:12px 19px;flex-wrap:wrap;font-size:11px}
  .architecture-foundation strong{width:100%;font-size:13px}.architecture-foundation a{margin:0;width:100%}
  .architecture-detail{grid-template-columns:1fr;padding:19px 15px;gap:19px;min-height:0}
  .architecture-detail p{font-size:12px}.architecture-people{padding:15px 0 0;border-left:0;border-top:1px solid var(--line)}
  .architecture-people a{min-height:38px}
  .overview-caption{font-size:11px;margin-top:11px}
  .role-scope-note{padding:13px 15px;font-size:12px;margin-bottom:27px}
  .overview-role-groups{gap:30px}
  .overview-role-group>header{gap:12px;padding-bottom:13px;margin-bottom:15px}
  .overview-group-index{font-size:24px;min-width:31px}
  .overview-role-group h3{font-size:18px}.overview-role-group>header p{margin-top:4px;font-size:11px}
  .overview-role-list{grid-template-columns:minmax(0,1fr);gap:15px}
  .overview-role-identity{padding:17px 15px;gap:9px 10px}
  .overview-role-title{align-items:flex-start;flex-direction:column;gap:6px}
  .overview-role-identity p{font-size:12px;line-height:1.8}
  .overview-role-identity small{font-size:10px}
  .overview-role-identity .overview-entry-link{min-height:40px;gap:7px;padding:8px 10px}
  .overview-role-purpose{grid-template-columns:minmax(0,1fr);padding:17px 15px;gap:6px}
  .overview-role-purpose h5{margin:0}
  .public-overview{grid-template-columns:1fr;gap:25px;padding-top:19px}
  .public-scope dd{font-size:12px}.public-scope dl{gap:16px}
  .public-summary{padding:18px 17px}
  .overview-page .overview-usage{padding-top:19px;padding-bottom:27px}
  .overview-page .overview-usage h2{font-size:20px}.overview-page .overview-usage .overview-section-heading p{font-size:12px;margin-top:7px}
  .usage-list{grid-template-columns:1fr;gap:21px;padding-top:19px}
  .usage-list dt{font-size:13px}.usage-list dd{font-size:12px}
  .overview-page .demo-footer{gap:20px;padding-top:20px;padding-bottom:24px}
  .overview-page .demo-footer .demo-brand strong{font-size:14px}
}