/* 首页最终方向：A2 品牌诠释 + B2 主次编辑 */
body.home-selected-b2{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:0 28px;background:var(--lh-paper)}
body.home-selected-b2>.topbar,body.home-selected-b2>.hero,body.home-selected-b2>footer{grid-column:1/-1;width:100%}
body.home-selected-b2>.hero{background:#f4f8fb}
body.home-selected-b2>.section{min-width:0;margin-top:28px;padding:64px 0;background:#fff;border-radius:20px;overflow:hidden}
body.home-selected-b2>#tracks,body.home-selected-b2>#reg,body.home-selected-b2>#contact,body.home-selected-b2>.hub-sec{grid-column:1/-1;margin-left:var(--page-edge,max(28px,calc((100vw - 1320px)/2)));margin-right:var(--page-edge,max(28px,calc((100vw - 1320px)/2)))}
body.home-selected-b2>#insight{grid-column:1/8;margin-left:max(28px,calc((100vw - 1320px)/2))}
body.home-selected-b2>#resources{grid-column:8/-1;margin-right:max(28px,calc((100vw - 1320px)/2))}
body.home-selected-b2>#reg .reg-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
body.home-selected-b2>#insight .articles.home-latest,body.home-selected-b2>#resources .res-grid{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--lh-line)}
body.home-selected-b2>#insight .article,body.home-selected-b2>#resources .res-grid>*{min-height:0;padding:17px 2px;border:0;border-bottom:1px solid var(--lh-line);border-radius:0;background:transparent;box-shadow:none;transform:none}
body.home-selected-b2>#insight .article h3{font-size:16px}
body.home-selected-b2>.hub-sec .hub-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;margin-top:30px;border:1px solid var(--lh-line);border-radius:12px;overflow:hidden;background:var(--lh-line)}
body.home-selected-b2>.hub-sec .hub-card{display:flex;flex-direction:column;gap:6px;min-height:104px;padding:18px 20px;background:#fff;color:var(--lh-ink)}
body.home-selected-b2>.hub-sec .hub-tag,body.home-selected-b2>.hub-sec .hub-meta{font-size:12px;color:var(--lh-muted)}
body.home-selected-b2>.hub-sec .hub-name{font-weight:750}

/* A2：四阶段品牌诠释 */
.hero-a2{position:relative;aspect-ratio:1.08;min-height:430px}
.hero-a2 svg{position:absolute;inset:4% 1% 8%;width:98%;height:88%}
.hero-a2 .hero-mark{position:absolute;left:50%;top:50%;width:120px;height:120px;overflow:hidden;border-radius:6px;transform:translate(-50%,-50%);background-image:url('../brand_vi/deliverables/D/logo/D_logo_horizontal.png');background-repeat:no-repeat;background-position:left center;background-size:auto 120px;box-shadow:0 16px 34px rgba(22,32,46,.12)}
.hero-a2 .orbit-label{position:absolute;display:flex;align-items:center;gap:9px;color:#5d6b73;font-size:13px;line-height:1.35;white-space:nowrap}
.hero-a2 .orbit-label b{display:block;color:var(--lh-teal);font:750 12px/1.1 'Manrope',sans-serif}
.hero-a2 .orbit-label i{width:9px;height:9px;border:2px solid var(--lh-teal);border-radius:50%;background:#fff;box-shadow:0 0 0 3px rgba(14,140,126,.08)}
.hero-a2 .step-1{left:4%;top:39%}.hero-a2 .step-2{right:22%;top:8%}.hero-a2 .step-3{left:56%;bottom:14%}.hero-a2 .step-4{right:0;top:45%}
.hero-a2 .brand-caption{position:absolute;left:12%;right:2%;bottom:1%;display:flex;align-items:center;gap:16px;color:#718087;font-size:13px}
.hero-a2 .brand-caption strong{padding:7px 13px;border:1px solid rgba(14,140,126,.3);border-radius:999px;color:var(--lh-teal);font:700 11px/1.1 'Manrope',sans-serif;letter-spacing:.16em;white-space:nowrap}

@media(max-width:1080px){
  body.home-selected-b2{display:block}
  body.home-selected-b2>.section{margin:22px 18px 0!important}
  body.home-selected-b2>#insight .articles.home-latest,body.home-selected-b2>#resources .res-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}
}
@media(max-width:720px){
  body.home-selected-b2>.section{margin:12px 10px 0!important;padding:38px 0}
  body.home-selected-b2>#reg .reg-grid,body.home-selected-b2>#insight .articles.home-latest,body.home-selected-b2>#resources .res-grid,body.home-selected-b2>.hub-sec .hub-grid{grid-template-columns:1fr}
  .hero-a2{display:none}
}