/* v36 blog/article system */
.content-wrap.article-hero{
  width:min(calc(100% - 32px), 920px);
  margin:0 auto;
  padding:34px 0 12px;
}
.article-hero .eyebrow{
  margin-bottom:14px;
}
.article-hero h1{
  font-size:clamp(34px,4.6vw,58px);
  line-height:1.08;
  max-width:14ch;
  margin-bottom:12px;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  align-items:center;
  color:var(--muted);
  font-size:14px;
  margin:0 0 12px;
}
.article-hero .lead{
  max-width:760px;
  font-size:19px;
  line-height:1.75;
  color:var(--muted);
  margin:0;
}

.article-journey-wrap{
  width:min(calc(100% - 32px), 920px);
  margin:0 auto;
  padding:6px 0 0;
}

.article-shell{
  width:min(calc(100% - 32px), 820px);
  margin:0 auto;
  padding:22px 0 48px;
}
.article-shell > *{
  max-width:100%;
}
.article-shell h2{
  font-size:clamp(26px,3vw,34px);
  line-height:1.18;
  margin:34px 0 14px;
}
.article-shell h3{
  font-size:clamp(21px,2.5vw,26px);
  line-height:1.24;
  margin:28px 0 12px;
}
.article-shell p{
  margin:0 0 16px;
  font-size:18px;
  line-height:1.9;
  color:var(--muted);
}
.article-shell ul,
.article-shell ol{
  margin:0 0 18px 20px;
  padding:0;
}
.article-shell li{
  margin:0 0 10px;
  color:var(--muted);
  line-height:1.8;
  font-size:17px;
}
.standfirst{
  font-size:22px !important;
  line-height:1.72 !important;
  color:#334155 !important;
  margin-bottom:20px !important;
}
.pullquote{
  margin:24px 0;
  padding:20px 22px;
  border-radius:20px;
  background:linear-gradient(135deg, rgba(37,99,235,0.08), rgba(14,165,233,0.06));
  border:1px solid rgba(37,99,235,0.12);
  color:#0f172a;
  font-size:22px;
  line-height:1.55;
  font-weight:700;
  letter-spacing:-0.02em;
}
.article-shell blockquote{
  margin:24px 0;
  padding:18px 20px;
  border-left:4px solid var(--brand);
  background:rgba(37,99,235,0.05);
  border-radius:14px;
}
.article-shell pre{
  margin:20px 0;
  padding:16px 18px;
  border-radius:18px;
  overflow:auto;
  background:#0f172a;
  color:#e5eefc;
  border:1px solid rgba(255,255,255,0.08);
}
.article-shell code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size:0.95em;
}
.article-shell p code,
.article-shell li code{
  background:rgba(15,23,42,0.06);
  color:#0f172a;
  padding:2px 6px;
  border-radius:8px;
}
.article-shell table{
  width:100%;
  border-collapse:collapse;
  margin:20px 0;
  font-size:16px;
}
.article-shell th,
.article-shell td{
  padding:12px 14px;
  border:1px solid var(--border);
  text-align:left;
}
.article-shell th{
  background:#f8fafc;
  color:#0f172a;
}
.article-shell img{
  margin:22px auto;
  border-radius:22px;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
}
.mermaid{
  display:block;
  margin:20px auto;
  padding:14px;
  border-radius:18px;
  background:#fff;
  border:1px solid var(--border);
}
.article-next,
.article-prev,
.article-nav{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
}

body.theme-dark .meta-row,
body.theme-dark .article-hero .lead,
body.theme-dark .article-shell p,
body.theme-dark .article-shell li{
  color:rgba(238,244,255,0.82) !important;
}
body.theme-dark .standfirst{
  color:#dbeafe !important;
}
body.theme-dark .pullquote{
  background:linear-gradient(135deg, rgba(147,197,253,0.12), rgba(30,64,175,0.10));
  border-color:rgba(147,197,253,0.18);
  color:#f8fbff;
}
body.theme-dark .article-shell p code,
body.theme-dark .article-shell li code{
  background:rgba(255,255,255,0.08);
  color:#e5eefc;
}
body.theme-dark .article-shell th{
  background:#162235;
  color:#f8fbff;
}
body.theme-dark .mermaid{
  background:#111827;
  border-color:rgba(255,255,255,0.10);
}
body.theme-dark .article-shell img{
  border-color:rgba(255,255,255,0.10);
  box-shadow:none;
}
@media (max-width:768px){
  .content-wrap.article-hero{
    padding:26px 0 8px;
  }
  .article-hero h1{
    font-size:clamp(30px,8vw,42px);
    max-width:none;
  }
  .article-hero .lead{
    font-size:17px;
  }
  .article-shell{
    padding:18px 0 34px;
  }
  .article-shell p{
    font-size:16px;
    line-height:1.82;
  }
  .standfirst{
    font-size:18px !important;
  }
  .pullquote{
    font-size:18px;
  }
}


/* v37 shared article pattern additions */
.learning-journey{
  margin:22px 0;
  padding:16px 18px;
  border-radius:16px;
  background:rgba(37,99,235,0.06);
  border:1px solid rgba(37,99,235,0.12);
}
.journey-title{
  font-weight:700;
  margin:0 0 10px;
  color:#0f172a;
}
.learning-journey ol{
  margin:0;
  padding-left:18px;
}
.learning-journey li{
  margin-bottom:6px;
  font-size:15px;
}
.current-step{
  color:#2563eb;
  font-weight:700;
}
.mermaid-box{
  margin:20px 0;
  padding:14px;
  border-radius:18px;
  background:#fff;
  border:1px solid rgba(15,23,42,0.08);
}
.article-nav{
  margin-top:8px;
}
.next-step{
  margin:30px 0 10px;
  font-size:16px;
}
.next-step p{
  margin:0 0 6px;
}
.next-step a{
  display:inline-block;
  margin-top:4px;
  font-weight:600;
  color:#2563eb;
  text-decoration:none;
}
.related-reads{
  margin-top:30px;
}
.related-reads h3{
  margin-bottom:12px;
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:14px;
  margin-top:12px;
}
.related-card{
  display:block;
  padding:14px;
  border-radius:14px;
  border:1px solid rgba(15,23,42,0.08);
  background:#fff;
  text-decoration:none;
}
.related-card span{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  color:#64748b;
  margin-bottom:6px;
  text-transform:uppercase;
  letter-spacing:.02em;
}
.related-card h4{
  margin:6px 0;
  color:#0f172a;
  font-size:22px;
}
.related-card p{
  font-size:14px;
  color:#64748b;
  margin:0;
}
body.theme-dark .article-shell p,
body.theme-dark .article-shell li{
  color: rgba(238,244,255,0.78) !important;
}
body.theme-dark .article-shell h2,
body.theme-dark .article-shell h3{
  color: #f8fbff !important;
}
body.theme-dark .standfirst{
  color: #dbeafe !important;
}
body.theme-dark .learning-journey{
  background:rgba(147,197,253,0.08);
  border-color:rgba(147,197,253,0.14);
}
body.theme-dark .journey-title{
  color:#e5eefc;
}
body.theme-dark .current-step{
  color:#93c5fd;
}
body.theme-dark .mermaid-box{
  background:#111827;
  border-color:rgba(255,255,255,0.10);
}
body.theme-dark body.theme-dark .continue-learning a,
body.theme-dark .next-step a{
  color:#93c5fd;
}
body.theme-dark .related-card{
  background:#1e293b;
  border-color:rgba(255,255,255,0.10);
}
body.theme-dark .related-card h4{
  color:#f8fbff;
}
body.theme-dark .related-card p,
body.theme-dark .related-card span{
  color:rgba(238,244,255,0.72);
}
body.theme-dark .mermaid .node rect {
  fill: #1e293b !important;
  stroke: #93c5fd !important;
  stroke-width: 1.2px !important;
}
body.theme-dark .mermaid .edgePath path {
  stroke: #93c5fd !important;
}
body.theme-dark .mermaid text {
  fill: #e5eefc !important;
}


/* v38 polish */
.hero-subtitle{
  font-size:20px;
  font-weight:500;
  color:rgba(238,244,255,0.75);
  margin:-2px 0 12px;
}
.learning-journey{
  background: rgba(147,197,253,0.06) !important;
  border: 1px solid rgba(147,197,253,0.12) !important;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.mermaid-box{
  padding:10px !important;
  border-radius:14px !important;
}
.article-shell h2{
  margin-top:36px !important;
}


/* v42 controlled polish */
.article-hero{
  padding-top:32px !important;
  padding-bottom:20px !important;
}
.article-hero h1{
  font-size:36px !important;
  line-height:1.2 !important;
}
.hero-subtitle{
  font-size:18px !important;
  opacity:0.82;
  margin-top:6px !important;
}

.article-shell p{
  font-size:16px !important;
  line-height:1.7 !important;
  margin-bottom:16px !important;
}
.article-shell h2{
  margin-top:32px !important;
  margin-bottom:12px !important;
}
.article-shell h3{
  margin-top:24px !important;
  margin-bottom:10px !important;
}

.learning-journey{
  background:rgba(255,255,255,0.04) !important;
  border:1px solid rgba(255,255,255,0.08) !important;
  border-radius:12px !important;
  padding:16px 18px !important;
  backdrop-filter:none !important;
  -webkit-backdrop-filter:none !important;
}
.learning-journey li{
  margin-bottom:6px !important;
  font-size:14px !important;
}

.related-card{
  transition:all 0.2s ease !important;
}
.related-card:hover{
  transform:translateY(-4px);
  border-color:rgba(0,140,255,0.4) !important;
}

.mermaid-box{
  margin:24px 0 !important;
  padding:16px !important;
  border-radius:12px !important;
  background:rgba(255,255,255,0.03) !important;
}

body.theme-dark .article-shell p,
body.theme-dark .article-shell li{
  color:rgba(238,244,255,0.80) !important;
}


/* v45 diagram captions */
.diagram-caption{
  text-align:center;
  font-size:14px;
  color:#64748b;
  margin-top:8px;
}
body.theme-dark .diagram-caption{
  color:rgba(238,244,255,0.65);
}


/* v46 learning context + progress system */
.learning-context{
  margin-top:16px;
  padding:14px 16px;
  border-radius:12px;
  background:rgba(0,0,0,0.05);
  border:1px solid rgba(15,23,42,0.06);
}
body.theme-dark .learning-context{
  background:rgba(255,255,255,0.04);
  border-color:rgba(255,255,255,0.08);
}
.learning-context p{
  margin:0;
}
.learning-small{
  font-size:14px;
  opacity:0.75;
  margin-top:6px !important;
}
.learning-link{
  display:inline-block;
  margin-top:8px;
  font-weight:600;
  color:#3b82f6;
  text-decoration:none;
}
.learning-link:hover{
  text-decoration:underline;
}
.learning-progress{
  margin-top:16px;
  margin-bottom:14px;
}
.learning-progress-track{
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding-bottom:4px;
  scrollbar-width:thin;
}
.learning-progress-step{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 14px;
  border-radius:999px;
  border:1px solid rgba(15,23,42,0.08);
  background:rgba(255,255,255,0.88);
  color:#334155;
  text-decoration:none;
  white-space:nowrap;
  font-size:14px;
  font-weight:600;
}
.learning-progress-step:hover{
  border-color:rgba(59,130,246,0.35);
}
.learning-progress-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:24px;
  height:24px;
  border-radius:999px;
  background:rgba(59,130,246,0.10);
  color:#2563eb;
  font-size:12px;
  font-weight:800;
}
.learning-progress-step.current{
  background:rgba(37,99,235,0.10);
  color:#1d4ed8;
  border-color:rgba(37,99,235,0.18);
}
body.theme-dark .learning-progress-step{
  background:rgba(255,255,255,0.05);
  border-color:rgba(255,255,255,0.08);
  color:#e5eefc;
}
body.theme-dark .learning-progress-num{
  background:rgba(147,197,253,0.12);
  color:#93c5fd;
}
body.theme-dark .learning-progress-step.current{
  background:rgba(147,197,253,0.12);
  color:#dbeafe;
  border-color:rgba(147,197,253,0.18);
}


/* v47 final cleanup */
.learning-progress{
  margin-top:16px;
  margin-bottom:18px;
}
.learning-progress-track{
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding-bottom:4px;
  scrollbar-width:thin;
}
.learning-progress-step{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 14px;
  border-radius:999px;
  border:1px solid rgba(15,23,42,0.08);
  background:rgba(255,255,255,0.88);
  color:#334155;
  text-decoration:none;
  white-space:nowrap;
  font-size:14px;
  font-weight:600;
}
.learning-progress-step:hover{ border-color:rgba(59,130,246,0.35); }
.learning-progress-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:24px;
  height:24px;
  border-radius:999px;
  background:rgba(59,130,246,0.10);
  color:#2563eb;
  font-size:12px;
  font-weight:800;
}
.learning-progress-step.current{
  background:rgba(37,99,235,0.10);
  color:#1d4ed8;
  border-color:rgba(37,99,235,0.18);
}
body.theme-dark .learning-progress-step{
  background:rgba(255,255,255,0.05);
  border-color:rgba(255,255,255,0.08);
  color:#e5eefc;
}
body.theme-dark .learning-progress-num{
  background:rgba(147,197,253,0.12);
  color:#93c5fd;
}
body.theme-dark .learning-progress-step.current{
  background:rgba(147,197,253,0.12);
  color:#dbeafe;
  border-color:rgba(147,197,253,0.18);
}
.progress-links,.read-next,.footer-corporate{display:none !important;}
.mermaid-box .mermaid{
  display:block;
  overflow-x:auto;
}


/* v52 sub-journey system */
.sub-journey{
  margin-top:14px;
  padding:14px 16px;
  border-radius:12px;
  background:rgba(190,18,60,0.06);
  border:1px solid rgba(190,18,60,0.12);
}
.sub-journey-title{
  margin:0 0 10px;
  font-size:13px;
  font-weight:800;
  letter-spacing:.03em;
  text-transform:uppercase;
  color:#be123c;
}
.sub-journey-track{
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding-bottom:4px;
  scrollbar-width:thin;
}
.sub-journey-step{
  flex:0 0 auto;
  padding:9px 12px;
  border-radius:999px;
  background:#fff;
  border:1px solid rgba(15,23,42,0.08);
  text-decoration:none;
  color:#334155;
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
}
.sub-journey-step.current{
  background:rgba(190,18,60,0.10);
  border-color:rgba(190,18,60,0.18);
  color:#be123c;
}
body.theme-dark .sub-journey{
  background:rgba(190,18,60,0.10);
  border-color:rgba(190,18,60,0.18);
}
body.theme-dark .sub-journey-title{
  color:#fda4af;
}
body.theme-dark .sub-journey-step{
  background:rgba(255,255,255,0.05);
  border-color:rgba(255,255,255,0.08);
  color:#e5eefc;
}
body.theme-dark .sub-journey-step.current{
  background:rgba(190,18,60,0.18);
  color:#fecdd3;
}


/* v58 no-loop navigation */
.next-journey-box{
  margin-top:26px;
  padding:16px 18px;
  border-radius:16px;
  background:rgba(37,99,235,0.06);
  border:1px solid rgba(37,99,235,0.10);
}
.next-journey-box h3{
  margin:0 0 10px !important;
}
.next-journey-links{
  display:flex;
  flex-wrap:wrap;
  gap:8px 12px;
}
.next-journey-links a{
  text-decoration:none;
  font-weight:600;
  color:#2563eb;
}
.next-journey-links a:hover{
  text-decoration:underline;
}
.related-topics{
  margin-top:18px;
}
.related-topics h4{
  margin:0 0 8px;
  font-size:16px;
}
.related-topics-links{
  display:flex;
  flex-wrap:wrap;
  gap:8px 12px;
}
.related-topics-links a{
  text-decoration:none;
  color:#475569;
}
.related-topics-links a:hover{
  text-decoration:underline;
}
body.theme-dark .next-journey-box{
  background:rgba(147,197,253,0.08);
  border-color:rgba(147,197,253,0.12);
}
body.theme-dark .next-journey-links a{
  color:#93c5fd;
}
body.theme-dark .related-topics-links a{
  color:rgba(238,244,255,0.72);
}


/* v59 minimal learning UI */
.learning-context,
.learning-progress{
  display:none !important;
}


/* v60 premium svg diagrams */
.premium-diagram{
  margin: 28px 0 10px;
}
.premium-diagram img{
  width: 100%;
  height: auto;
  display: block;
  border-radius: 20px;
  border: 1px solid rgba(15,23,42,0.08);
  box-shadow: 0 14px 36px rgba(15,23,42,0.08);
  background: #0f172a;
}
.diagram-caption{
  margin: 10px 0 0;
  text-align: center;
  font-size: 14px;
  color: #64748b;
}
body.theme-dark .premium-diagram img{
  border-color: rgba(255,255,255,0.10);
  box-shadow: none;
}
body.theme-dark .diagram-caption{
  color: rgba(238,244,255,0.65);
}


/* v62 domain-clean navigation */
.next-journey-box{
  margin-top:26px;
  padding:16px 18px;
  border-radius:16px;
  background:rgba(37,99,235,0.06);
  border:1px solid rgba(37,99,235,0.10);
}
.next-journey-box h3{
  margin:0 0 10px !important;
}
.next-journey-links,
.related-topics-links{
  display:flex;
  flex-wrap:wrap;
  gap:8px 12px;
}
.next-journey-links a{
  text-decoration:none;
  font-weight:600;
  color:#2563eb;
}
.next-journey-links a:hover,
.related-topics-links a:hover{
  text-decoration:underline;
}
.related-topics{
  margin-top:16px;
  padding-top:14px;
  border-top:1px solid rgba(15,23,42,0.08);
}
.related-topics h4{
  margin:0 0 8px;
  font-size:16px;
  color:#334155;
}
.related-topics-links a{
  text-decoration:none;
  color:#475569;
}
body.theme-dark .next-journey-box{
  background:rgba(147,197,253,0.08);
  border-color:rgba(147,197,253,0.12);
}
body.theme-dark .related-topics{
  border-top-color:rgba(255,255,255,0.08);
}
body.theme-dark .next-journey-links a{
  color:#93c5fd;
}
body.theme-dark .related-topics h4{
  color:#e5eefc;
}
body.theme-dark .related-topics-links a{
  color:rgba(238,244,255,0.72);
}

/* v66 dual journey */
.domain-journey{
  margin:20px 0;
  padding:16px;
  border-radius:16px;
  background:rgba(37,99,235,0.06);
  border:1px solid rgba(37,99,235,0.12);
}
.domain-journey h3{
  margin-bottom:10px;
}
.domain-journey a{
  margin-right:12px;
  text-decoration:none;
  font-weight:600;
  color:#2563eb;
}
.domain-journey a.current{
  text-decoration:underline;
}

/* v67 hierarchical journey */
.sub-journey{
  margin:20px 0;
  padding:16px;
  border-radius:16px;
  background:rgba(16,185,129,0.06);
  border:1px solid rgba(16,185,129,0.2);
}
.sub-journey h3{
  margin-bottom:10px;
}
.sub-journey a{
  margin-right:12px;
  text-decoration:none;
  font-weight:600;
  color:#059669;
}
.sub-journey a.current{
  text-decoration:underline;
}

/* v68 full hierarchy */
.sub-journey{
  margin:20px 0;
  padding:16px;
  border-radius:16px;
  background:rgba(99,102,241,0.06);
  border:1px solid rgba(99,102,241,0.2);
}
.sub-journey h3{margin-bottom:10px;}
.sub-journey a{
  margin-right:10px;
  text-decoration:none;
  font-weight:600;
  color:#4f46e5;
}
.sub-journey a.current{text-decoration:underline;}


/* v69 PLM journey overview */
.plm-journey-overview{
  margin:20px 0;
  padding:18px;
  border-radius:18px;
  background:rgba(37,99,235,0.06);
  border:1px solid rgba(37,99,235,0.12);
}
.plm-journey-overview h3{
  margin:0 0 14px;
}
.plm-journey-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:14px;
}
.plm-journey-card{
  display:block;
  padding:16px;
  border-radius:16px;
  text-decoration:none;
  background:rgba(255,255,255,0.82);
  border:1px solid rgba(15,23,42,0.08);
  color:inherit;
}
.plm-journey-card:hover{
  border-color:rgba(37,99,235,0.25);
}
.plm-journey-card h4{
  margin:0 0 8px;
  color:#1d4ed8;
}
.plm-journey-card p{
  margin:0;
  color:#475569;
}
body.theme-dark .plm-journey-overview{
  background:rgba(147,197,253,0.08);
  border-color:rgba(147,197,253,0.12);
}
body.theme-dark .plm-journey-card{
  background:rgba(255,255,255,0.05);
  border-color:rgba(255,255,255,0.08);
}
body.theme-dark .plm-journey-card p{
  color:rgba(238,244,255,0.76);
}


/* v77 sidebar on all article pages */
.article-layout{
  display:grid;
  grid-template-columns:300px minmax(0,1fr);
  gap:28px;
  align-items:start;
  width:min(calc(100% - 32px), 1280px);
  margin:0 auto;
  padding:12px 0 36px;
}
.article-sidebar{
  position:sticky;
  top:92px;
  max-height:calc(100vh - 116px);
  overflow:auto;
  border:1px solid var(--border);
  background:var(--surface);
  border-radius:22px;
  box-shadow:var(--shadow);
  padding:16px;
}
.article-sidebar-title{
  margin:0 0 12px;
  font-size:15px;
  font-weight:800;
  letter-spacing:-0.01em;
}
.article-sidebar .tree-group{
  border-top:1px solid var(--border);
  padding-top:10px;
  margin-top:10px;
}
.article-sidebar .tree-group:first-of-type{
  border-top:0;
  padding-top:0;
  margin-top:0;
}
.article-sidebar .tree-toggle{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  border:0;
  background:transparent;
  color:var(--text);
  padding:10px 8px;
  border-radius:12px;
  font-size:14px;
  font-weight:800;
  cursor:pointer;
  text-align:left;
}
.article-sidebar .tree-toggle:hover{
  background:rgba(37,99,235,0.06);
}
.article-sidebar .tree-toggle .label{
  display:flex;
  align-items:center;
  gap:10px;
}
.article-sidebar .tree-toggle .count{
  font-size:12px;
  color:#64748b;
  font-weight:700;
}
.article-sidebar .tree-toggle .chev{
  transition:transform .18s ease;
  color:#64748b;
  font-size:12px;
}
.article-sidebar .tree-group.open .tree-toggle .chev{
  transform:rotate(90deg);
}
.article-sidebar .tree-links{
  display:none;
  padding:4px 0 6px 18px;
}
.article-sidebar .tree-group.open .tree-links{
  display:block;
}
.article-sidebar .tree-links a{
  display:block;
  text-decoration:none;
  color:#334155;
  padding:9px 10px;
  border-radius:12px;
  font-size:14px;
  line-height:1.45;
  border:1px solid transparent;
}
.article-sidebar .tree-links a:hover,
.article-sidebar .tree-links a.current{
  background:rgba(37,99,235,0.06);
  border-color:rgba(37,99,235,0.10);
  color:#2563eb;
}
.article-main-wrap{
  min-width:0;
}
.article-mobile-jump{
  display:none;
  width:min(calc(100% - 32px), 920px);
  margin:14px auto 0;
  border:1px solid var(--border);
  background:var(--surface);
  color:var(--text);
  border-radius:16px;
  padding:14px 16px;
  font-size:15px;
}
.article-layout .article-shell,
.article-layout .article-journey-wrap{
  width:100%;
}
body.theme-dark .article-sidebar .tree-links a{
  color:#e5eefc;
}
body.theme-dark .article-sidebar .tree-toggle .count,
body.theme-dark .article-sidebar .tree-toggle .chev{
  color:rgba(238,244,255,0.62);
}
@media (max-width:980px){
  .article-layout{
    grid-template-columns:1fr;
    width:100%;
    padding:0 0 28px;
  }
  .article-sidebar{
    display:none;
  }
  .article-mobile-jump{
    display:block;
  }
  .article-main-wrap{
    width:100%;
  }
}


/* v78 collapsible sidebar layout */
.article-layout{
  transition:grid-template-columns .18s ease, gap .18s ease;
}
.article-layout.sidebar-collapsed{
  grid-template-columns:84px minmax(0,1fr) !important;
}
.article-layout.sidebar-collapsed .article-sidebar{
  padding:14px 10px;
}
.article-layout.sidebar-collapsed .article-sidebar-title{
  display:none;
}
.article-layout.sidebar-collapsed .tree-toggle{
  justify-content:center;
  padding:10px 6px;
}
.article-layout.sidebar-collapsed .tree-toggle .label:first-child{
  display:none;
}
.article-layout.sidebar-collapsed .tree-toggle .count{
  display:none;
}
.article-layout.sidebar-collapsed .tree-toggle .chev{
  display:none;
}
.article-layout.sidebar-collapsed .tree-links{
  display:none !important;
}
.article-sidebar-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  margin-bottom:10px;
}
.sidebar-collapse-btn{
  border:1px solid var(--border);
  background:var(--surface);
  color:var(--text);
  border-radius:10px;
  padding:8px 10px;
  font-size:12px;
  font-weight:700;
  cursor:pointer;
}
.sidebar-collapse-btn:hover{
  background:rgba(37,99,235,0.06);
}
body.theme-dark .sidebar-collapse-btn{
  border-color:rgba(255,255,255,0.08);
}
@media (max-width:980px){
  .article-layout.sidebar-collapsed{
    grid-template-columns:1fr !important;
  }
}


/* v79 remove foundation track + fix right content alignment */
.sub-journey,
.sub-journey-title,
.sub-journey-track{
  display:none !important;
}
.article-main-wrap{
  min-width:0;
  width:100%;
}
.article-layout .content-wrap.article-hero,
.article-layout .article-hero,
.article-layout .article-shell,
.article-layout .article-journey-wrap{
  width:100% !important;
  max-width:none !important;
  margin-left:0 !important;
  margin-right:0 !important;
}
.article-layout .article-hero{
  padding-top:8px !important;
}
.article-layout .article-shell{
  padding-top:8px !important;
}


/* v80 remove global journey + fix sidebar/content overlap */
.learning-journey,
.plm-learning-journey,
.global-journey{
  display:none !important;
}

.article-layout{
  display:grid !important;
  grid-template-columns: 280px minmax(0, 1fr) !important;
  gap: 24px !important;
  align-items: start !important;
  width: min(calc(100% - 32px), 1380px) !important;
  margin: 0 auto !important;
  padding: 12px 0 36px !important;
}
.article-sidebar{
  width: 100% !important;
  min-width: 0 !important;
}
.article-main-wrap{
  min-width: 0 !important;
  width: 100% !important;
  overflow: hidden !important;
}
.article-main-wrap > main,
.article-main-wrap > article,
.article-main-wrap > section{
  width: 100% !important;
  max-width: none !important;
  margin-left: 0 !important;
  margin-right: 0 !important;
}
.article-main-wrap .content-wrap.article-hero,
.article-main-wrap .article-hero,
.article-main-wrap .article-shell,
.article-main-wrap .article-journey-wrap{
  width: 100% !important;
  max-width: none !important;
  margin-left: 0 !important;
  margin-right: 0 !important;
}
.article-main-wrap .article-hero{
  padding-top: 8px !important;
  padding-bottom: 8px !important;
}
.article-main-wrap .article-shell,
.article-main-wrap .article-journey-wrap{
  padding-top: 8px !important;
}
.article-main-wrap h1{
  max-width: none !important;
}
@media (max-width: 980px){
  .article-layout{
    grid-template-columns: 1fr !important;
    width: 100% !important;
    gap: 0 !important;
    padding: 0 0 28px !important;
  }
  .article-sidebar{
    display: none !important;
  }
}


/* v81 structural wrap fix */
.article-layout{
  grid-template-columns: 280px minmax(0, 1fr) !important;
}
.article-main-wrap{
  display:block !important;
  min-width:0 !important;
  width:100% !important;
}
.article-main-wrap > main,
.article-main-wrap > .article-journey-wrap,
.article-main-wrap > article{
  width:100% !important;
  max-width:none !important;
  margin-left:0 !important;
  margin-right:0 !important;
}
.article-main-wrap > .article-journey-wrap{
  padding-top:8px !important;
}


/* v82 theme + sidebar fix */
.article-sidebar-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  margin-bottom:10px;
}
.sidebar-collapse-btn{
  border:1px solid var(--border);
  background:var(--surface);
  color:var(--text);
  border-radius:10px;
  padding:8px 10px;
  font-size:12px;
  font-weight:700;
  cursor:pointer;
}
.sidebar-collapse-btn:hover{
  background:rgba(37,99,235,0.06);
}
body.theme-dark .sidebar-collapse-btn{
  border-color:rgba(255,255,255,0.08);
}


/* v89 mobile article polish */
@media (max-width: 980px){
  .article-mobile-jump{
    display:block !important;
    width:calc(100% - 24px) !important;
    max-width:none !important;
    margin:12px auto 10px !important;
    border-radius:18px !important;
    padding:14px 16px !important;
    font-size:16px !important;
  }

  .article-main-wrap .content-wrap.article-hero,
  .article-main-wrap .article-hero{
    width:calc(100% - 24px) !important;
    margin:0 auto !important;
    padding:12px 0 6px !important;
  }

  .article-main-wrap .article-shell,
  .article-main-wrap .article-journey-wrap{
    width:calc(100% - 24px) !important;
    margin:0 auto !important;
    padding-top:6px !important;
  }

  .article-hero .eyebrow{
    margin-bottom:10px !important;
    font-size:11px !important;
    line-height:1.2 !important;
  }

  .article-hero h1{
    font-size:clamp(28px, 9vw, 42px) !important;
    line-height:1.12 !important;
    letter-spacing:-0.03em !important;
    max-width:none !important;
    margin:0 0 12px !important;
  }

  .article-hero .meta-row{
    display:flex !important;
    flex-wrap:wrap !important;
    gap:6px 10px !important;
    align-items:flex-start !important;
    font-size:14px !important;
    line-height:1.45 !important;
    margin:0 0 12px !important;
  }

  .article-hero .meta-row span,
  .article-hero .meta-row time{
    display:inline-flex !important;
    align-items:center !important;
  }

  .article-hero .lead{
    font-size:16px !important;
    line-height:1.72 !important;
    max-width:none !important;
    margin:0 0 8px !important;
  }

  .article-shell p{
    font-size:16px !important;
    line-height:1.75 !important;
    margin-bottom:16px !important;
  }

  .article-shell h2{
    font-size:clamp(24px, 6.6vw, 32px) !important;
    line-height:1.18 !important;
    margin:28px 0 12px !important;
  }

  .article-shell h3{
    font-size:clamp(20px, 5.6vw, 26px) !important;
    line-height:1.24 !important;
    margin:22px 0 10px !important;
  }

  .article-shell ul,
  .article-shell ol{
    margin:0 0 18px 18px !important;
  }

  .article-shell li{
    font-size:16px !important;
    line-height:1.7 !important;
    margin:0 0 8px !important;
  }

  .faq-box,
  .premium-diagram,
  .diagram-card{
    width:100% !important;
    max-width:none !important;
  }
}


/* v93 clean mobile system */
@media (max-width: 980px){

  /* Compact mobile header */
  .header{
    position: sticky;
    top: 0;
    z-index: 30;
    backdrop-filter: blur(10px);
  }

  .header-row{
    display: block !important;
    padding-top: 12px !important;
    padding-bottom: 12px !important;
  }

  .brand{
    display: inline-flex !important;
    align-items: center !important;
    gap: 10px !important;
    margin-bottom: 12px !important;
  }

  .brand-mark{
    width: 48px !important;
    height: 48px !important;
    border-radius: 16px !important;
    font-size: 14px !important;
  }

  .brand span:last-child{
    font-size: 16px !important;
    line-height: 1.2 !important;
  }

  .navlinks{
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 10px !important;
    align-items: center !important;
  }

  .navlinks a,
  .navlinks .theme-btn,
  .theme-btn{
    padding: 10px 14px !important;
    border-radius: 999px !important;
    font-size: 14px !important;
    line-height: 1.2 !important;
  }

  /* Dropdown spacing */
  .article-mobile-jump{
    display: block !important;
    width: calc(100% - 24px) !important;
    max-width: none !important;
    margin: 12px auto 14px !important;
    padding: 14px 16px !important;
    border-radius: 20px !important;
    font-size: 16px !important;
  }

  /* One-column article flow */
  .article-layout{
    grid-template-columns: 1fr !important;
    width: 100% !important;
    gap: 0 !important;
    padding: 0 0 24px !important;
  }

  .article-sidebar{
    display: none !important;
  }

  .article-main-wrap{
    width: 100% !important;
    min-width: 0 !important;
    overflow: visible !important;
  }

  .article-main-wrap > main,
  .article-main-wrap > article,
  .article-main-wrap > section,
  .article-main-wrap .content-wrap.article-hero,
  .article-main-wrap .article-hero,
  .article-main-wrap .article-shell,
  .article-main-wrap .article-journey-wrap{
    width: calc(100% - 24px) !important;
    max-width: none !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }

  .article-main-wrap .article-hero,
  .article-main-wrap .content-wrap.article-hero{
    padding-top: 8px !important;
    padding-bottom: 6px !important;
  }

  .article-main-wrap .article-shell,
  .article-main-wrap .article-journey-wrap{
    padding-top: 4px !important;
  }

  /* Clean hero hierarchy */
  .article-hero .eyebrow{
    display: inline-block !important;
    margin: 0 0 12px !important;
    padding: 8px 12px !important;
    border-radius: 999px !important;
    font-size: 11px !important;
    line-height: 1.2 !important;
    letter-spacing: .04em !important;
  }

  .article-hero h1{
    margin: 0 0 12px !important;
    font-size: clamp(24px, 8.8vw, 40px) !important;
    line-height: 1.08 !important;
    letter-spacing: -0.03em !important;
    max-width: 12ch !important;
  }

  .article-hero .meta-row{
    display: flex !important;
    flex-wrap: wrap !important;
    justify-content: flex-start !important;
    align-items: center !important;
    gap: 6px 10px !important;
    width: 100% !important;
    margin: 0 0 14px !important;
    font-size: 14px !important;
    line-height: 1.45 !important;
  }

  .article-hero .meta-row > *{
    float: none !important;
    position: static !important;
    max-width: none !important;
  }

  .article-hero .lead{
    margin: 0 0 10px !important;
    max-width: none !important;
    font-size: 16px !important;
    line-height: 1.72 !important;
  }

  /* Content typography */
  .article-shell h2{
    margin: 28px 0 12px !important;
    font-size: clamp(24px, 6.5vw, 32px) !important;
    line-height: 1.16 !important;
  }

  .article-shell h3{
    margin: 22px 0 10px !important;
    font-size: clamp(20px, 5.5vw, 26px) !important;
    line-height: 1.2 !important;
  }

  .article-shell p{
    margin: 0 0 16px !important;
    font-size: 16px !important;
    line-height: 1.76 !important;
  }

  .article-shell ul,
  .article-shell ol{
    margin: 0 0 18px 18px !important;
  }

  .article-shell li{
    margin: 0 0 8px !important;
    font-size: 16px !important;
    line-height: 1.72 !important;
  }

  /* Prevent wide boxes from feeling broken on mobile */
  .faq-box,
  .premium-diagram,
  .diagram-card,
  .callout,
  .related-links{
    width: 100% !important;
    max-width: none !important;
  }
}


/* v94 mobile + ipad + mermaid fix */
@media (max-width: 1180px){
  .article-layout{
    grid-template-columns:1fr !important;
    width:100% !important;
    gap:0 !important;
    padding:0 0 28px !important;
  }
  .article-sidebar{
    display:none !important;
  }
  .article-mobile-jump{
    display:block !important;
    width:calc(100% - 24px) !important;
    max-width:none !important;
    margin:12px auto 14px !important;
  }
  .article-main-wrap{
    width:100% !important;
  }
  .article-main-wrap > main,
  .article-main-wrap > article,
  .article-main-wrap > section,
  .article-main-wrap .content-wrap.article-hero,
  .article-main-wrap .article-hero,
  .article-main-wrap .article-shell,
  .article-main-wrap .article-journey-wrap{
    width:calc(100% - 24px) !important;
    max-width:none !important;
    margin-left:auto !important;
    margin-right:auto !important;
  }
}

@media (max-width: 1180px){
  .header-row{
    display:block !important;
    padding-top:12px !important;
    padding-bottom:12px !important;
  }
  .brand{
    display:inline-flex !important;
    align-items:center !important;
    gap:10px !important;
    margin-bottom:12px !important;
    vertical-align:top !important;
  }
  .brand-mark{
    width:48px !important;
    height:48px !important;
    border-radius:16px !important;
    font-size:14px !important;
  }
  .navlinks{
    display:flex !important;
    flex-wrap:wrap !important;
    gap:10px !important;
    align-items:center !important;
  }
  .navlinks a,
  .navlinks .theme-btn,
  .theme-btn{
    padding:10px 14px !important;
    border-radius:999px !important;
    font-size:14px !important;
    line-height:1.2 !important;
  }
}

@media (max-width: 1180px){
  .article-hero h1{
    font-size:clamp(22px, 6.4vw, 38px) !important;
    line-height:1.08 !important;
    letter-spacing:-0.03em !important;
    max-width:14ch !important;
    margin:0 0 12px !important;
    text-wrap:balance;
  }
  .article-hero .meta-row{
    display:flex !important;
    flex-wrap:wrap !important;
    justify-content:flex-start !important;
    align-items:center !important;
    gap:6px 10px !important;
    width:100% !important;
    margin:0 0 14px !important;
    font-size:14px !important;
    line-height:1.45 !important;
  }
  .article-hero .lead{
    font-size:16px !important;
    line-height:1.7 !important;
    max-width:none !important;
  }
  .article-shell p,
  .article-shell li{
    font-size:16px !important;
    line-height:1.72 !important;
  }
}

.mermaid,
pre.mermaid,
div.mermaid{
  width:100% !important;
  max-width:none !important;
  overflow:auto !important;
  margin:18px auto !important;
  padding:12px !important;
  border:1px solid var(--border);
  border-radius:18px;
  background:rgba(255,255,255,0.02);
}
.mermaid svg{
  max-width:100% !important;
  height:auto !important;
  display:block;
  margin:0 auto;
}


/* v95 fully corrected merged system */
@media (max-width: 1280px){
  .article-layout{
    grid-template-columns:1fr !important;
    width:100% !important;
    gap:0 !important;
    padding:0 0 28px !important;
  }
  .article-sidebar{display:none !important;}
  .article-mobile-jump{
    display:block !important;
    width:calc(100% - 24px) !important;
    max-width:none !important;
    margin:12px auto 14px !important;
  }
  .article-main-wrap,
  .article-main-wrap > main,
  .article-main-wrap > article,
  .article-main-wrap > section,
  .article-main-wrap .content-wrap.article-hero,
  .article-main-wrap .article-hero,
  .article-main-wrap .article-shell,
  .article-main-wrap .article-journey-wrap{
    width:calc(100% - 24px) !important;
    max-width:none !important;
    margin-left:auto !important;
    margin-right:auto !important;
  }
}
@media (max-width: 1280px){
  .header-row{display:block !important;padding-top:12px !important;padding-bottom:12px !important;}
  .brand{display:inline-flex !important;align-items:center !important;gap:10px !important;margin-bottom:12px !important;}
  .brand-mark{width:48px !important;height:48px !important;border-radius:16px !important;font-size:14px !important;}
  .navlinks{display:flex !important;flex-wrap:wrap !important;gap:10px !important;align-items:center !important;}
  .navlinks a,.navlinks .theme-btn,.theme-btn{padding:10px 14px !important;border-radius:999px !important;font-size:14px !important;line-height:1.2 !important;}
}
@media (max-width: 1280px){
  .article-hero h1{font-size:clamp(24px, 6.2vw, 42px) !important;line-height:1.08 !important;letter-spacing:-0.03em !important;max-width:14ch !important;text-wrap:balance;}
  .article-hero .meta-row{display:flex !important;flex-wrap:wrap !important;justify-content:flex-start !important;align-items:center !important;gap:6px 10px !important;width:100% !important;margin:0 0 14px !important;font-size:14px !important;line-height:1.45 !important;}
  .article-hero .lead{font-size:16px !important;line-height:1.7 !important;max-width:none !important;}
}


/* v96 Apple-level responsive system */

/* tablet landscape / portrait: no sidebar, compact nav, centered article width */
@media (min-width: 768px) and (max-width: 1280px){
  .header{
    position: sticky;
    top: 0;
    z-index: 40;
    backdrop-filter: blur(12px);
  }

  .header-row{
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 16px !important;
    padding-top: 12px !important;
    padding-bottom: 12px !important;
  }

  .brand{
    display: inline-flex !important;
    align-items: center !important;
    gap: 10px !important;
    margin: 0 !important;
    flex: 0 0 auto !important;
  }

  .brand-mark{
    width: 42px !important;
    height: 42px !important;
    border-radius: 14px !important;
    font-size: 13px !important;
  }

  .brand span:last-child{
    font-size: 16px !important;
    line-height: 1.2 !important;
  }

  .navlinks{
    display: flex !important;
    flex-wrap: wrap !important;
    justify-content: flex-end !important;
    gap: 10px !important;
  }

  .navlinks a,
  .navlinks .theme-btn,
  .theme-btn{
    padding: 9px 14px !important;
    border-radius: 999px !important;
    font-size: 14px !important;
    line-height: 1.2 !important;
  }

  .article-layout{
    display: block !important;
    width: min(calc(100% - 40px), 1100px) !important;
    margin: 0 auto !important;
    padding: 0 0 30px !important;
  }

  .article-sidebar{
    display: none !important;
  }

  .article-mobile-jump{
    display: block !important;
    width: min(420px, calc(100% - 40px)) !important;
    max-width: none !important;
    margin: 16px auto 18px 20px !important;
    border-radius: 18px !important;
    padding: 14px 16px !important;
    font-size: 16px !important;
  }

  .article-main-wrap,
  .article-main-wrap > main,
  .article-main-wrap > article,
  .article-main-wrap > section,
  .article-main-wrap .content-wrap.article-hero,
  .article-main-wrap .article-hero,
  .article-main-wrap .article-shell,
  .article-main-wrap .article-journey-wrap{
    width: 100% !important;
    max-width: 980px !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }

  .article-main-wrap .article-hero,
  .article-main-wrap .content-wrap.article-hero{
    padding-top: 8px !important;
    padding-bottom: 10px !important;
  }

  .article-hero .eyebrow{
    margin: 0 0 12px !important;
    padding: 8px 12px !important;
    border-radius: 999px !important;
    font-size: 12px !important;
    line-height: 1.2 !important;
  }

  .article-hero h1{
    font-size: clamp(32px, 5vw, 52px) !important;
    line-height: 1.05 !important;
    letter-spacing: -0.035em !important;
    max-width: 11ch !important;
    margin: 0 0 12px !important;
    text-wrap: balance;
  }

  .article-hero .meta-row{
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 6px 10px !important;
    align-items: center !important;
    justify-content: flex-start !important;
    width: 100% !important;
    margin: 0 0 14px !important;
    font-size: 15px !important;
    line-height: 1.45 !important;
  }

  .article-hero .lead{
    font-size: 18px !important;
    line-height: 1.72 !important;
    max-width: 48ch !important;
    margin: 0 0 8px !important;
  }

  .article-shell h2{
    font-size: clamp(28px, 4.1vw, 38px) !important;
    line-height: 1.14 !important;
    margin: 34px 0 14px !important;
  }

  .article-shell h3{
    font-size: clamp(22px, 3.4vw, 30px) !important;
    line-height: 1.2 !important;
    margin: 24px 0 10px !important;
  }

  .article-shell p,
  .article-shell li{
    font-size: 17px !important;
    line-height: 1.78 !important;
  }

  .article-shell ul,
  .article-shell ol{
    margin: 0 0 20px 20px !important;
  }

  .premium-diagram,
  .diagram-card,
  .faq-box,
  .callout,
  .related-links,
  .mermaid,
  pre.mermaid,
  div.mermaid{
    width: 100% !important;
    max-width: 980px !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }
}

/* phone system: compact and clean */
@media (max-width: 767px){
  .header{
    position: sticky;
    top: 0;
    z-index: 40;
    backdrop-filter: blur(10px);
  }

  .header-row{
    display: block !important;
    padding-top: 12px !important;
    padding-bottom: 12px !important;
  }

  .brand{
    display: inline-flex !important;
    align-items: center !important;
    gap: 10px !important;
    margin-bottom: 12px !important;
  }

  .brand-mark{
    width: 48px !important;
    height: 48px !important;
    border-radius: 16px !important;
    font-size: 14px !important;
  }

  .brand span:last-child{
    font-size: 16px !important;
    line-height: 1.2 !important;
  }

  .navlinks{
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 10px !important;
    align-items: center !important;
  }

  .navlinks a,
  .navlinks .theme-btn,
  .theme-btn{
    padding: 10px 14px !important;
    border-radius: 999px !important;
    font-size: 14px !important;
    line-height: 1.2 !important;
  }

  .article-layout{
    display: block !important;
    width: 100% !important;
    padding: 0 0 24px !important;
  }

  .article-sidebar{
    display: none !important;
  }

  .article-mobile-jump{
    display: block !important;
    width: calc(100% - 24px) !important;
    max-width: none !important;
    margin: 12px auto 16px !important;
    border-radius: 20px !important;
    padding: 14px 16px !important;
    font-size: 16px !important;
  }

  .article-main-wrap,
  .article-main-wrap > main,
  .article-main-wrap > article,
  .article-main-wrap > section,
  .article-main-wrap .content-wrap.article-hero,
  .article-main-wrap .article-hero,
  .article-main-wrap .article-shell,
  .article-main-wrap .article-journey-wrap{
    width: calc(100% - 24px) !important;
    max-width: none !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }

  .article-hero h1{
    font-size: clamp(24px, 8vw, 38px) !important;
    line-height: 1.08 !important;
    letter-spacing: -0.03em !important;
    max-width: 11ch !important;
    text-wrap: balance;
  }

  .article-hero .meta-row{
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 6px 10px !important;
    justify-content: flex-start !important;
    width: 100% !important;
    margin: 0 0 12px !important;
    font-size: 14px !important;
    line-height: 1.45 !important;
  }

  .article-hero .lead{
    font-size: 16px !important;
    line-height: 1.7 !important;
    max-width: none !important;
  }

  .article-shell p,
  .article-shell li{
    font-size: 16px !important;
    line-height: 1.76 !important;
  }
}

/* better static diagram and image scaling */
.article-shell img,
.premium-diagram img,
.diagram-card img{
  max-width: 100% !important;
  height: auto !important;
  display: block;
  margin: 0 auto;
}


/* v98 full site system final */
body{
  background: linear-gradient(180deg,#071a44,#0b245d) !important;
}
.article-main-wrap{
  max-width: 960px !important;
}
.article-hero,
.content-wrap.article-hero{
  padding-top: 12px !important;
  padding-bottom: 10px !important;
}
.article-hero h1{
  font-size: clamp(28px, 3.8vw, 54px) !important;
  line-height: 1.08 !important;
  letter-spacing: -0.03em !important;
  max-width: 14ch !important;
  text-wrap: balance;
  margin: 0 0 12px !important;
}
.article-hero .meta-row{
  display:flex !important;
  flex-wrap:wrap !important;
  gap:6px 10px !important;
  width:100% !important;
  justify-content:flex-start !important;
}
.article-hero .lead{
  max-width: 50ch !important;
  font-size: 18px !important;
  line-height: 1.75 !important;
}
.article-shell p, .article-shell li{
  font-size: 18px !important;
  line-height: 1.8 !important;
}
.article-shell h2{
  font-size: clamp(28px, 2.8vw, 40px) !important;
  line-height: 1.12 !important;
}
.article-shell h3{
  font-size: clamp(22px, 2.2vw, 30px) !important;
}
.article-mobile-jump{
  border-radius:20px !important;
  background:rgba(255,255,255,.02) !important;
}
.premium-diagram,.diagram,.faq-box,.card{
  border-radius: 22px !important;
}
.premium-diagram{
  background:#ffffff !important;
  color:#0f172a !important;
  border:1px solid rgba(255,255,255,.08) !important;
  padding:18px !important;
  overflow:auto !important;
}
.premium-diagram svg, .diagram svg{
  width:100% !important;
  min-width:560px;
  height:auto !important;
  display:block !important;
}
@media (min-width:768px) and (max-width:1280px){
  .article-layout{display:block !important;width:min(calc(100% - 40px),1100px) !important;margin:0 auto !important;}
  .article-sidebar{display:none !important;}
  .article-mobile-jump{display:block !important;width:min(420px,calc(100% - 40px)) !important;margin:16px auto 18px 20px !important;}
  .article-main-wrap,.article-main-wrap>main,.article-main-wrap>article,.article-main-wrap>section,.article-main-wrap .content-wrap.article-hero,.article-main-wrap .article-shell,.article-main-wrap .article-journey-wrap{width:100% !important;max-width:980px !important;margin-left:auto !important;margin-right:auto !important;}
  .article-hero h1{font-size:clamp(32px,5vw,52px) !important;max-width:12ch !important;}
}
@media (max-width:767px){
  .article-layout{display:block !important;width:100% !important;}
  .article-sidebar{display:none !important;}
  .article-mobile-jump{display:block !important;width:calc(100% - 24px) !important;margin:12px auto 16px !important;}
  .article-main-wrap,.article-main-wrap>main,.article-main-wrap>article,.article-main-wrap>section,.article-main-wrap .content-wrap.article-hero,.article-main-wrap .article-shell,.article-main-wrap .article-journey-wrap{width:calc(100% - 24px) !important;max-width:none !important;margin-left:auto !important;margin-right:auto !important;}
  .article-hero h1{font-size:clamp(24px,8vw,40px) !important;max-width:11ch !important;}
  .article-shell p,.article-shell li{font-size:16px !important;line-height:1.76 !important;}
  .premium-diagram svg,.diagram svg{min-width:480px;}
}


/* v99 Apple minimal system */
:root{
  --page-max: 1160px;
  --reading-max: 820px;
}

body{
  background:
    radial-gradient(1200px 500px at 50% -10%, rgba(59,184,255,.10), transparent 60%),
    linear-gradient(180deg,#06163a 0%, #071a44 38%, #0a2156 100%) !important;
}

.header{
  border-bottom: 1px solid rgba(255,255,255,.08) !important;
  backdrop-filter: blur(14px);
}

.header-row{
  width:min(var(--page-max), calc(100% - 32px)) !important;
  margin:0 auto !important;
}

.brand-mark{
  box-shadow: 0 10px 30px rgba(59,184,255,.18);
}

.navlinks a,
.theme-btn{
  border:1px solid rgba(255,255,255,.10) !important;
  background: rgba(255,255,255,.02) !important;
  box-shadow: none !important;
}

.article-layout{
  width:min(var(--page-max), calc(100% - 32px)) !important;
  margin:0 auto !important;
  display:grid !important;
  grid-template-columns: 260px minmax(0,1fr) !important;
  gap: 34px !important;
  padding: 18px 0 56px !important;
}

.article-sidebar{
  position: sticky !important;
  top: 88px !important;
  align-self:start !important;
  border:1px solid rgba(255,255,255,.08) !important;
  background: rgba(255,255,255,.02) !important;
  border-radius: 24px !important;
  padding: 14px !important;
  box-shadow: 0 8px 30px rgba(0,0,0,.10) !important;
  max-height: calc(100vh - 120px);
  overflow:auto;
}

.article-sidebar-header{
  margin-bottom: 10px !important;
  padding-bottom: 10px !important;
  border-bottom: 1px solid rgba(255,255,255,.07) !important;
}

.article-sidebar-title{
  font-size: 15px !important;
  font-weight: 700 !important;
  letter-spacing: -.01em;
}

.sidebar-collapse-btn{
  font-size: 12px !important;
  padding: 7px 10px !important;
  border-radius: 999px !important;
  background: rgba(255,255,255,.03) !important;
  border: 1px solid rgba(255,255,255,.09) !important;
  color: var(--text) !important;
}

.tree-group{
  border-top: 1px solid rgba(255,255,255,.06) !important;
  padding-top: 10px !important;
  margin-top: 10px !important;
}

.tree-group:first-of-type{
  border-top: 0 !important;
  padding-top: 0 !important;
  margin-top: 0 !important;
}

.tree-toggle{
  background: transparent !important;
  border: 0 !important;
  width:100% !important;
  padding: 6px 0 !important;
  font-weight: 650 !important;
  font-size: 14px !important;
}

.tree-toggle .count{
  color: rgba(255,255,255,.55) !important;
  font-size: 12px !important;
}

.tree-links{
  display:none;
  padding: 4px 0 2px !important;
}

.tree-group.open .tree-links{
  display:block;
}

.tree-links a{
  display:block !important;
  padding: 9px 12px !important;
  border-radius: 14px !important;
  color: rgba(238,244,255,.86) !important;
  text-decoration:none !important;
  font-size: 14px !important;
  line-height: 1.35 !important;
  margin-bottom: 4px !important;
  word-break: normal !important;
  overflow-wrap: anywhere !important;
}

.tree-links a.current{
  background: linear-gradient(180deg, rgba(59,184,255,.18), rgba(59,184,255,.10)) !important;
  border: 1px solid rgba(126,224,255,.20) !important;
  color: #fff !important;
}

.article-main-wrap{
  width:100% !important;
  max-width: var(--reading-max) !important;
  margin:0 !important;
}

.article-mobile-jump{
  display:none !important;
}

.article-hero{
  padding-top: 4px !important;
  padding-bottom: 12px !important;
}

.article-hero .eyebrow{
  display:inline-block !important;
  padding: 8px 12px !important;
  border-radius: 999px !important;
  background: rgba(59,184,255,.10) !important;
  color: #7ee0ff !important;
  border: 1px solid rgba(126,224,255,.12) !important;
  font-size: 12px !important;
  letter-spacing: .05em !important;
  margin-bottom: 14px !important;
}

.article-hero h1{
  font-size: clamp(30px, 4vw, 58px) !important;
  line-height: 1.02 !important;
  letter-spacing: -.045em !important;
  max-width: 11ch !important;
  text-wrap: balance !important;
  margin: 0 0 12px !important;
}

.article-hero .meta-row{
  font-size: 14px !important;
  color: rgba(198,212,246,.92) !important;
  margin-bottom: 14px !important;
}

.article-hero .lead{
  font-size: 20px !important;
  line-height: 1.8 !important;
  max-width: 44ch !important;
  color: rgba(198,212,246,.96) !important;
}

.article-shell{
  padding-top: 6px !important;
}

.article-shell h2{
  font-size: clamp(30px, 3.2vw, 42px) !important;
  line-height: 1.08 !important;
  letter-spacing: -.035em !important;
  margin: 42px 0 14px !important;
}

.article-shell h3{
  font-size: clamp(22px, 2.3vw, 30px) !important;
  line-height: 1.18 !important;
  letter-spacing: -.02em !important;
  margin: 26px 0 10px !important;
}

.article-shell p,
.article-shell li{
  font-size: 18px !important;
  line-height: 1.84 !important;
  color: rgba(198,212,246,.98) !important;
}

.article-shell ul,
.article-shell ol{
  margin-left: 22px !important;
}

.premium-diagram,
.diagram,
.faq-box,
.card{
  border-radius: 24px !important;
  border: 1px solid rgba(255,255,255,.08) !important;
  box-shadow: 0 8px 24px rgba(0,0,0,.10) !important;
}

.premium-diagram,
.diagram{
  background: #ffffff !important;
  padding: 18px !important;
  overflow:auto !important;
}

.premium-diagram svg,
.diagram svg{
  width:100% !important;
  min-width: 520px !important;
  height:auto !important;
  display:block !important;
}

.summary{
  margin-top: 16px !important;
  border-left: 3px solid #3bb8ff !important;
  padding-left: 14px !important;
}

@media (min-width:768px) and (max-width:1180px){
  .article-layout{
    display:block !important;
    width:min(var(--page-max), calc(100% - 40px)) !important;
    padding-top: 12px !important;
  }
  .article-sidebar{
    display:none !important;
  }
  .article-mobile-jump{
    display:block !important;
    width:min(430px, 100%) !important;
    margin: 10px 0 18px !important;
    border-radius: 18px !important;
    background: rgba(255,255,255,.02) !important;
    border:1px solid rgba(255,255,255,.10) !important;
    padding: 14px 16px !important;
    color: var(--text) !important;
  }
  .article-main-wrap{
    max-width: 900px !important;
  }
  .article-hero h1{
    font-size: clamp(34px, 5vw, 52px) !important;
    max-width: 12ch !important;
  }
}

@media (max-width:767px){
  .header-row{
    width: calc(100% - 24px) !important;
  }
  .article-layout{
    display:block !important;
    width: calc(100% - 24px) !important;
    padding-top: 12px !important;
  }
  .article-sidebar{
    display:none !important;
  }
  .article-mobile-jump{
    display:block !important;
    width:100% !important;
    margin: 8px 0 18px !important;
    border-radius: 18px !important;
    background: rgba(255,255,255,.02) !important;
    border:1px solid rgba(255,255,255,.10) !important;
    padding: 14px 16px !important;
    color: var(--text) !important;
  }
  .article-main-wrap{
    max-width:none !important;
  }
  .article-hero h1{
    font-size: clamp(26px, 7vw, 40px) !important;
    max-width: 11ch !important;
  }
  .article-hero .lead{
    font-size: 17px !important;
    line-height: 1.75 !important;
  }
  .article-shell p,
  .article-shell li{
    font-size: 16px !important;
    line-height: 1.76 !important;
  }
  .premium-diagram svg,
  .diagram svg{
    min-width: 440px !important;
  }
}


/* v100 premium desktop sidebar */
@media (min-width: 1181px){
  .article-layout{
    grid-template-columns: 290px minmax(0,1fr) !important;
    gap: 42px !important;
    width:min(1200px, calc(100% - 40px)) !important;
  }
  .article-sidebar{
    top: 96px !important;
    padding: 16px !important;
    border-radius: 26px !important;
    background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.018)) !important;
    border: 1px solid rgba(255,255,255,.10) !important;
    box-shadow: 0 18px 50px rgba(0,0,0,.16) !important;
    max-height: calc(100vh - 120px) !important;
    overflow-y: auto !important;
  }
  .article-sidebar-header{
    display:flex !important;
    align-items:center !important;
    justify-content:space-between !important;
    gap: 12px !important;
    margin-bottom: 12px !important;
    padding-bottom: 12px !important;
    border-bottom: 1px solid rgba(255,255,255,.08) !important;
  }
  .article-sidebar-title{
    font-size: 16px !important;
    font-weight: 750 !important;
    line-height: 1.2 !important;
    letter-spacing: -.015em !important;
  }
  .sidebar-collapse-btn{
    flex: 0 0 auto !important;
    padding: 8px 12px !important;
    font-size: 12px !important;
    font-weight: 650 !important;
    border-radius:999px !important;
    background: rgba(255,255,255,.03) !important;
    border: 1px solid rgba(255,255,255,.09) !important;
    color: var(--text) !important;
  }
  .tree-group{
    margin-top: 12px !important;
    padding-top: 12px !important;
    border-top: 1px solid rgba(255,255,255,.06) !important;
  }
  .tree-group:first-of-type{
    margin-top: 0 !important;
    padding-top: 0 !important;
    border-top: 0 !important;
  }
  .tree-toggle{
    padding: 6px 2px !important;
    width:100% !important;
    background:transparent !important;
    border:0 !important;
  }
  .tree-toggle .label:first-child{
    font-size: 14px !important;
    font-weight: 700 !important;
    line-height: 1.3 !important;
  }
  .tree-toggle .count{
    font-size: 12px !important;
    color: rgba(255,255,255,.55) !important;
  }
  .tree-links{
    padding-top: 6px !important;
  }
  .tree-links a{
    display:block !important;
    padding: 9px 12px !important;
    margin: 4px 0 !important;
    border-radius: 14px !important;
    font-size: 14px !important;
    line-height: 1.42 !important;
    white-space: normal !important;
    word-break: break-word !important;
    overflow-wrap: anywhere !important;
  }
}
@media (min-width:1181px){
  .article-main-wrap{
    max-width: 840px !important;
  }
}


/* v102 white theme fix for article pages */
body:not(.theme-dark){
  background:
    radial-gradient(1200px 500px at 50% -10%, rgba(37,99,235,.08), transparent 60%),
    linear-gradient(180deg,#f8fbff 0%, #f6f9ff 42%, #eef4ff 100%) !important;
}

body:not(.theme-dark) .header{
  background: rgba(255,255,255,.88) !important;
  border-bottom: 1px solid rgba(15,23,42,.08) !important;
}

body:not(.theme-dark) .brand,
body:not(.theme-dark) .navlinks a,
body:not(.theme-dark) .theme-btn{
  color:#0f172a !important;
}

body:not(.theme-dark) .navlinks a,
body:not(.theme-dark) .theme-btn{
  background: rgba(255,255,255,.75) !important;
  border: 1px solid rgba(15,23,42,.08) !important;
}

body:not(.theme-dark) .article-sidebar{
  background: rgba(255,255,255,.72) !important;
  border: 1px solid rgba(15,23,42,.08) !important;
  box-shadow: 0 18px 50px rgba(15,23,42,.08) !important;
}

body:not(.theme-dark) .article-sidebar-header{
  border-bottom: 1px solid rgba(15,23,42,.08) !important;
}

body:not(.theme-dark) .sidebar-collapse-btn{
  background: rgba(255,255,255,.8) !important;
  border: 1px solid rgba(15,23,42,.08) !important;
  color:#0f172a !important;
}

body:not(.theme-dark) .tree-group{
  border-top: 1px solid rgba(15,23,42,.06) !important;
}

body:not(.theme-dark) .tree-toggle{
  color:#0f172a !important;
}

body:not(.theme-dark) .tree-toggle .count{
  color:#64748b !important;
}

body:not(.theme-dark) .tree-links a{
  color:#1e293b !important;
}

body:not(.theme-dark) .tree-links a.current{
  background: linear-gradient(180deg, rgba(37,99,235,.12), rgba(37,99,235,.07)) !important;
  border: 1px solid rgba(37,99,235,.16) !important;
  color:#0f172a !important;
}

body:not(.theme-dark) .article-mobile-jump{
  background: rgba(255,255,255,.78) !important;
  border: 1px solid rgba(15,23,42,.08) !important;
  color:#0f172a !important;
}

body:not(.theme-dark) .article-hero .eyebrow{
  background: rgba(37,99,235,.08) !important;
  color:#2563eb !important;
  border:1px solid rgba(37,99,235,.10) !important;
}

body:not(.theme-dark) .article-hero h1,
body:not(.theme-dark) .article-shell h2,
body:not(.theme-dark) .article-shell h3{
  color:#0f172a !important;
}

body:not(.theme-dark) .article-hero .meta-row{
  color:#475569 !important;
}

body:not(.theme-dark) .article-hero .lead,
body:not(.theme-dark) .article-shell p,
body:not(.theme-dark) .article-shell li{
  color:#475569 !important;
}

body:not(.theme-dark) .summary{
  border-left-color:#2563eb !important;
}

body:not(.theme-dark) .premium-diagram,
body:not(.theme-dark) .diagram{
  background:#ffffff !important;
  border:1px solid rgba(15,23,42,.08) !important;
  box-shadow: 0 10px 24px rgba(15,23,42,.06) !important;
}


/* v104 single-line major title preference */
@media (min-width: 1024px){
  .article-main-wrap{
    max-width: 980px !important;
  }
  .article-hero h1{
    max-width: 16ch !important;
    font-size: clamp(34px, 4vw, 60px) !important;
    line-height: 1.02 !important;
    text-wrap: balance !important;
  }
}
@media (min-width: 1280px){
  .article-main-wrap{
    max-width: 1040px !important;
  }
  .article-hero h1{
    max-width: 20ch !important;
    font-size: clamp(36px, 3.8vw, 62px) !important;
  }
}


/* v105 true collapsible sidebar system */
.layout{
  display:grid;
  grid-template-columns: 280px minmax(0,1fr);
  transition: grid-template-columns .25s ease;
}

.layout.sidebar-collapsed{
  grid-template-columns: 72px minmax(0,1fr);
}

.sidebar{
  transition: width .25s ease, padding .25s ease;
  overflow:hidden;
}

.layout.sidebar-collapsed .sidebar{
  padding:12px 8px !important;
}

.layout.sidebar-collapsed .sidebar .tree-links,
.layout.sidebar-collapsed .sidebar .count,
.layout.sidebar-collapsed .sidebar .sidebar-title,
.layout.sidebar-collapsed .sidebar .tree-toggle span{
  display:none !important;
}

.layout.sidebar-collapsed .sidebar .tree-toggle{
  justify-content:center;
}

/* better content expansion */
.layout.sidebar-collapsed .article-main-wrap{
  max-width: 1100px !important;
}


/* v106 layout v2 content-first collapsible sidebar */
@media (min-width:1181px){
  .article-layout{
    grid-template-columns: 292px minmax(0,1fr) !important;
    gap: 46px !important;
    width:min(1240px, calc(100% - 44px)) !important;
    transition:grid-template-columns .26s ease, gap .26s ease !important;
  }
  .article-layout.sidebar-collapsed{
    grid-template-columns: 76px minmax(0,1fr) !important;
    gap: 28px !important;
  }
  .article-sidebar{
    transition: width .26s ease, padding .26s ease !important;
    overflow: hidden !important;
  }
  .article-layout.sidebar-collapsed .article-sidebar{
    padding: 14px 8px !important;
  }
  .article-layout.sidebar-collapsed .article-sidebar-title,
  .article-layout.sidebar-collapsed .sidebar-collapse-btn,
  .article-layout.sidebar-collapsed .tree-toggle .count,
  .article-layout.sidebar-collapsed .tree-links{
    display:none !important;
  }
  .article-layout.sidebar-collapsed .article-sidebar-header{
    justify-content:center !important;
    padding-bottom: 8px !important;
  }
  .article-layout.sidebar-collapsed .tree-toggle{
    justify-content:center !important;
    padding: 10px 0 !important;
  }
  .article-layout.sidebar-collapsed .tree-toggle .label:first-child{
    font-size: 0 !important;
    line-height: 0 !important;
  }
  .article-layout.sidebar-collapsed .tree-toggle .label:first-child::before{
    content: "•";
    font-size: 22px;
    line-height: 1;
    color: rgba(238,244,255,.9);
  }
  .article-layout.sidebar-collapsed .article-main-wrap{
    max-width: 1020px !important;
  }
}
@media (min-width:1360px){
  .article-main-wrap{
    max-width: 980px !important;
  }
}


/* v110 top search layout (no sidebar) */
.article-layout{
  display:block !important;
  width:min(1100px, calc(100% - 32px)) !important;
  margin:0 auto !important;
}
.article-sidebar,
.sidebar,
.sidebar-fab{
  display:none !important;
}
.article-main-wrap{
  max-width: 980px !important;
  margin:0 auto !important;
}


/* v110 top-right theme toggle */
.header-row{position:relative;}
.theme-toggle-btn{
 position:absolute; right:0; top:50%;
 transform:translateY(-50%);
 width:40px; height:40px;
 border-radius:50%;
 border:1px solid rgba(255,255,255,.12);
 background:rgba(255,255,255,.05);
 display:flex; align-items:center; justify-content:center;
 cursor:pointer;
}


/* v111 live search */
.top-jump-wrap{
  position: relative;
}
.live-search{
  width:min(560px, 100%);
  display:block;
  margin: 8px 0 18px;
}
.live-search-input{
  width:100%;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  color: inherit;
  box-shadow: 0 8px 24px rgba(0,0,0,.10);
  outline:none;
}
.live-search-input::placeholder{
  color: rgba(198,212,246,.72);
}
body:not(.theme-dark) .live-search-input{
  background: rgba(255,255,255,.82);
  border-color: rgba(15,23,42,.08);
  color:#0f172a;
}
.live-search-results{
  position:absolute;
  top:58px;
  left:0;
  width:min(560px, 100%);
  max-height:360px;
  overflow:auto;
  border-radius:18px;
  background: rgba(9,19,46,.96);
  border:1px solid rgba(255,255,255,.10);
  box-shadow: 0 18px 38px rgba(0,0,0,.22);
  padding:8px;
  z-index:50;
  display:none;
}
.live-search.open .live-search-results{
  display:block;
}
.live-search-result{
  display:block;
  text-decoration:none;
  color:inherit;
  padding:10px 12px;
  border-radius:12px;
}
.live-search-result:hover,
.live-search-result.active{
  background: rgba(255,255,255,.06);
}
.live-search-group{
  display:block;
  font-size:11px;
  letter-spacing:.05em;
  text-transform:uppercase;
  color: rgba(198,212,246,.66);
  margin-bottom:4px;
}
.live-search-label{
  display:block;
  font-size:14px;
  line-height:1.35;
}
.live-search-empty{
  padding:12px;
  color: rgba(198,212,246,.72);
  font-size:14px;
}
body:not(.theme-dark) .live-search-results{
  background: rgba(255,255,255,.98);
  border-color: rgba(15,23,42,.08);
}
body:not(.theme-dark) .live-search-group{
  color:#64748b;
}
body:not(.theme-dark) .live-search-label,
body:not(.theme-dark) .live-search-empty{
  color:#0f172a;
}
@media (max-width:767px){
  .live-search,
  .live-search-results{
    width:100%;
  }
}


/* v112 search + filter dropdown system */
.top-jump-wrap{
  width:min(1100px, calc(100% - 32px));
  margin:10px auto 18px;
  position:relative;
}
.topic-search{
  width:min(620px, 100%);
  position:relative;
}
.topic-search-input{
  width:100%;
  height:50px;
  padding:0 16px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.03);
  color:inherit;
  outline:none;
  box-shadow:0 8px 24px rgba(0,0,0,.10);
}
.topic-search-input::placeholder{
  color:rgba(198,212,246,.72);
}
.topic-search-panel{
  display:none;
  position:absolute;
  top:58px;
  left:0;
  width:min(680px, calc(100vw - 40px));
  max-height:420px;
  overflow:auto;
  border-radius:20px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(9,19,46,.98);
  box-shadow:0 24px 40px rgba(0,0,0,.24);
  padding:10px;
  z-index:60;
}
.topic-search.open .topic-search-panel{
  display:block;
}
.topic-filter-row{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  padding:4px 2px 10px;
  border-bottom:1px solid rgba(255,255,255,.08);
  margin-bottom:8px;
}
.topic-filter-chip{
  appearance:none;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.03);
  color:inherit;
  border-radius:999px;
  padding:7px 10px;
  font-size:12px;
  line-height:1;
  cursor:pointer;
}
.topic-filter-chip.active{
  background:rgba(59,184,255,.16);
  border-color:rgba(126,224,255,.18);
}
.topic-results{
  display:grid;
  gap:4px;
}
.topic-result{
  display:block;
  text-decoration:none;
  color:inherit;
  padding:10px 12px;
  border-radius:12px;
}
.topic-result:hover, .topic-result.active{
  background:rgba(255,255,255,.06);
}
.topic-result-group{
  display:block;
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.05em;
  color:rgba(198,212,246,.66);
  margin-bottom:4px;
}
.topic-result-label{
  display:block;
  font-size:14px;
  line-height:1.35;
}
.topic-empty{
  padding:12px;
  color:rgba(198,212,246,.72);
  font-size:14px;
}
body:not(.theme-dark) .topic-search-input{
  background:rgba(255,255,255,.82);
  border-color:rgba(15,23,42,.08);
  color:#0f172a;
}
body:not(.theme-dark) .topic-search-panel{
  background:rgba(255,255,255,.98);
  border-color:rgba(15,23,42,.08);
}
body:not(.theme-dark) .topic-filter-row{
  border-bottom-color:rgba(15,23,42,.08);
}
body:not(.theme-dark) .topic-filter-chip{
  background:rgba(255,255,255,.82);
  border-color:rgba(15,23,42,.08);
  color:#0f172a;
}
body:not(.theme-dark) .topic-filter-chip.active{
  background:rgba(37,99,235,.12);
  border-color:rgba(37,99,235,.14);
}
body:not(.theme-dark) .topic-result-group{
  color:#64748b;
}
body:not(.theme-dark) .topic-result-label,
body:not(.theme-dark) .topic-empty{
  color:#0f172a;
}
@media (max-width:767px){
  .top-jump-wrap{ width:calc(100% - 24px); }
  .topic-search, .topic-search-panel{ width:100%; }
}


/* v123 domination UI */
.breadcrumb{
  font-size:12px;
  margin-bottom:10px;
  opacity:0.7;
}
.pillar-section{
  margin-top:24px;
  padding:16px;
  border-radius:12px;
  background:rgba(255,255,255,0.03);
}
.related-advanced{
  margin-top:16px;
}


/* v125 header overlap fix */
.header-row{
  display:flex !important;
  align-items:center !important;
  justify-content:space-between !important;
  gap:16px !important;
  flex-wrap:wrap !important;
}
.brand{
  flex:0 0 auto !important;
}
.navlinks{
  display:flex !important;
  align-items:center !important;
  justify-content:flex-end !important;
  flex-wrap:wrap !important;
  gap:12px !important;
  margin-left:auto !important;
  padding-right:64px !important;
  row-gap:10px !important;
}
.navlinks a{
  flex:0 0 auto !important;
  white-space:nowrap !important;
}
.theme-toggle-btn{
  right:0 !important;
}
@media (max-width: 1024px){
  .header-row{
    gap:12px !important;
  }
  .navlinks{
    width:100% !important;
    justify-content:flex-start !important;
    padding-right:0 !important;
  }
  .theme-toggle-btn{
    position:absolute !important;
    top:18px !important;
    right:0 !important;
    transform:none !important;
  }
}
@media (max-width: 640px){
  .navlinks{
    gap:10px !important;
  }
  .navlinks a{
    font-size:14px !important;
  }
}