/* Professional public blog/article system */
.blog-page{min-height:calc(100vh - 160px);background:#f8fafc}.dark .blog-page{background:#070b14}
.blog-container{width:min(1240px,100%);margin:0 auto;padding:56px 20px 88px}.blog-hero{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;padding:8px 0 34px}.blog-kicker{display:inline-flex;align-items:center;gap:8px;color:#059669;font-size:.72rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.blog-kicker:before{content:"";width:28px;height:3px;border-radius:99px;background:#10b981}.blog-title{margin:10px 0 10px;font-size:clamp(2rem,4vw,3.7rem);line-height:1.08;font-weight:900;color:#0f172a;letter-spacing:-.03em}.dark .blog-title{color:#f8fafc}.blog-subtitle{max-width:760px;margin:0;color:#64748b;font-size:1rem;line-height:1.95}.dark .blog-subtitle{color:#94a3b8}
.blog-featured{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(280px,.8fr);gap:24px;margin-bottom:34px}.blog-featured-card,.blog-card{position:relative;overflow:hidden;background:#fff;border:1px solid #e2e8f0;border-radius:28px;box-shadow:0 18px 55px rgba(15,23,42,.08)}.dark .blog-featured-card,.dark .blog-card{background:#0f172a;border-color:#1e293b;box-shadow:0 18px 55px rgba(0,0,0,.2)}.blog-featured-card{display:grid;grid-template-columns:1.1fr .9fr;min-height:360px}.blog-featured-media{min-height:320px;background:#0f172a}.blog-featured-media img,.blog-card-media img{width:100%;height:100%;display:block;object-fit:cover}.blog-featured-body{padding:34px;display:flex;flex-direction:column;justify-content:center}.blog-card-media{aspect-ratio:16/9;background:#0f172a}.blog-card-body{padding:22px;display:flex;flex-direction:column;min-height:225px}.blog-category{display:inline-flex;width:max-content;padding:6px 10px;border-radius:999px;background:#10b98112;color:#059669;font-size:.68rem;font-weight:900}.blog-card h2,.blog-featured-body h2{margin:12px 0 9px;color:#0f172a;font-size:1.18rem;line-height:1.55;font-weight:850}.dark .blog-card h2,.dark .blog-featured-body h2{color:#f8fafc}.blog-featured-body h2{font-size:clamp(1.45rem,2.5vw,2.15rem)}.blog-excerpt{margin:0;color:#64748b;line-height:1.9;font-size:.9rem}.dark .blog-excerpt{color:#94a3b8}.blog-meta{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:18px;color:#94a3b8;font-size:.75rem}.blog-read{display:inline-flex;align-items:center;justify-content:center;gap:8px;margin-top:18px;width:max-content;padding:10px 15px;border-radius:12px;background:#10b981;color:#fff;text-decoration:none;font-size:.82rem;font-weight:850;transition:.2s}.blog-read:hover{transform:translateY(-1px);filter:brightness(.96)}.blog-featured-body .blog-read{padding:11px 17px}
.blog-toolbar{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin:8px 0 28px;padding:8px;border:1px solid #e2e8f0;background:#fff;border-radius:18px}.dark .blog-toolbar{background:#0f172a;border-color:#1e293b}.blog-filter{border:0;background:transparent;color:#64748b;padding:9px 15px;border-radius:11px;font:inherit;font-size:.82rem;font-weight:800;cursor:pointer}.blog-filter:hover{background:#f1f5f9;color:#0f172a}.dark .blog-filter{color:#94a3b8}.dark .blog-filter:hover{background:#1e293b;color:#fff}.blog-filter.active{background:#059669;color:#fff}.blog-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}.blog-card{display:flex;flex-direction:column}.blog-card:hover{transform:translateY(-3px);transition:transform .2s,box-shadow .2s}.blog-card-media{position:relative}.blog-card-media:after{content:"";position:absolute;inset:auto 0 0;height:30%;background:linear-gradient(transparent,rgba(0,0,0,.18));pointer-events:none}.blog-empty{grid-column:1/-1;padding:70px 20px;text-align:center;color:#64748b}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:34px;align-items:start}.article-main{min-width:0}.article-cover{width:100%;aspect-ratio:16/8.5;display:block;object-fit:cover;border-radius:28px;background:#0f172a;box-shadow:0 22px 65px rgba(15,23,42,.12)}.article-head{padding:28px 0 12px}.article-title{margin:10px 0 14px;font-size:clamp(2rem,4.5vw,4rem);line-height:1.12;font-weight:900;letter-spacing:-.03em;color:#0f172a}.dark .article-title{color:#f8fafc}.article-date{color:#94a3b8;font-size:.8rem}.article-content{margin-top:22px;color:#334155;font-size:1.04rem;line-height:2.05;overflow-wrap:anywhere}.dark .article-content{color:#cbd5e1}.article-content h2,.article-content h3{color:#0f172a;margin:36px 0 12px;line-height:1.35}.dark .article-content h2,.dark .article-content h3{color:#f8fafc}.article-content p{margin:0 0 20px}.article-content img{max-width:100%;height:auto;border-radius:18px}.article-content a{color:#059669;font-weight:800}.article-source{margin-top:36px;padding:18px 20px;border:1px solid #dbe3ee;border-radius:18px;background:#fff;color:#64748b}.dark .article-source{background:#0f172a;border-color:#1e293b}.article-source a{color:#059669;font-weight:800}.related-panel{position:sticky;top:96px}.related-panel h3{margin:0 0 14px;color:#0f172a;font-size:1rem}.dark .related-panel h3{color:#f8fafc}.related-list{display:flex;flex-direction:column;gap:13px}.related-item{display:grid;grid-template-columns:96px 1fr;gap:12px;padding:10px;border:1px solid #e2e8f0;background:#fff;border-radius:16px;text-decoration:none}.dark .related-item{background:#0f172a;border-color:#1e293b}.related-item img{width:96px;height:72px;object-fit:cover;border-radius:11px}.related-item strong{display:block;color:#0f172a;font-size:.82rem;line-height:1.55}.dark .related-item strong{color:#f8fafc}.related-item span{display:block;margin-top:6px;color:#94a3b8;font-size:.68rem}.article-back{display:inline-flex;align-items:center;gap:7px;color:#059669;text-decoration:none;font-size:.82rem;font-weight:850;margin-bottom:20px}.blog-footer-space{height:8px}
@media(max-width:980px){.blog-featured{grid-template-columns:1fr}.blog-featured-card{grid-template-columns:1fr}.blog-featured-media{min-height:280px}.blog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:1fr}.related-panel{position:static}.related-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.blog-container{padding:38px 15px 60px}.blog-hero{display:block}.blog-title{font-size:2.05rem}.blog-featured-body{padding:22px}.blog-grid{grid-template-columns:1fr}.blog-toolbar{overflow-x:auto;flex-wrap:nowrap}.blog-filter{white-space:nowrap}.related-list{grid-template-columns:1fr}.article-cover{border-radius:20px}.article-title{font-size:2rem}.article-content{font-size:.98rem}}

/* v6.42 blog pagination and robust responsive cards */
.blog-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.blog-card{min-width:0}
.blog-card h2,.blog-card p,.blog-featured-body h2,.article-title{overflow-wrap:anywhere;word-break:break-word}
.blog-pagination{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:32px;min-height:44px}
.blog-page-btn{border:1px solid #dbe3ee;background:#fff;color:#334155;padding:10px 16px;border-radius:12px;font:inherit;font-size:.8rem;font-weight:850;cursor:pointer}
.blog-page-btn:hover:not(:disabled){background:#f1f5f9;border-color:#cbd5e1}
.blog-page-btn:disabled{opacity:.45;cursor:not-allowed}
.blog-page-info{color:#64748b;font-size:.8rem;font-weight:800}
.dark .blog-page-btn{background:#0f172a;border-color:#1e293b;color:#e2e8f0}.dark .blog-page-btn:hover:not(:disabled){background:#1e293b}.dark .blog-page-info{color:#94a3b8}
@media(max-width:980px){.blog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.blog-grid{grid-template-columns:1fr}.blog-pagination{gap:8px}.blog-page-btn{padding:9px 12px}.blog-page-info{font-size:.72rem}}

/* v6.43 homepage article cards: exactly 4 columns on desktop */
.cms-articles-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;align-items:stretch}
.cms-article-card{min-width:0;display:flex;flex-direction:column;overflow:hidden;border:1px solid #e2e8f0;border-radius:22px;background:#fff;box-shadow:0 14px 40px rgba(15,23,42,.07);transition:transform .2s,box-shadow .2s}
.cms-article-card:hover{transform:translateY(-4px);box-shadow:0 20px 50px rgba(15,23,42,.11)}
.dark .cms-article-card{background:#0f172a;border-color:#1e293b;box-shadow:0 16px 45px rgba(0,0,0,.22)}
.cms-article-media{display:block;aspect-ratio:16/10;background:#0f172a;overflow:hidden}
.cms-article-media img{width:100%;height:100%;display:block;object-fit:cover}
.cms-article-body{display:flex;flex-direction:column;flex:1;padding:19px}.cms-article-body h3{margin:10px 0 8px;font-size:1.05rem;line-height:1.55;overflow-wrap:anywhere;color:#0f172a}.dark .cms-article-body h3{color:#f8fafc}
.cms-article-body p{margin:0;color:#64748b;font-size:.84rem;line-height:1.85;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.dark .cms-article-body p{color:#94a3b8}
.cms-article-category{display:inline-flex;width:max-content;padding:5px 9px;border-radius:999px;background:#10b98112;color:#059669;font-size:.66rem;font-weight:900}.cms-article-meta{margin-top:auto;padding-top:14px;color:#94a3b8;font-size:.68rem}.cms-article-read{display:inline-flex;align-items:center;justify-content:center;gap:7px;margin-top:13px;padding:9px 12px;border-radius:11px;background:#059669;color:#fff;text-decoration:none;font-size:.76rem;font-weight:850}.cms-articles-empty{grid-column:1/-1;padding:40px;text-align:center;color:#64748b}
@media(max-width:1100px){.cms-articles-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.cms-articles-grid{grid-template-columns:1fr}.cms-article-body{padding:17px}}

/* v6.44 Responsive hardening for Articles listing/detail pages. */
.blog-page{width:100%;min-width:0;overflow:hidden}
.blog-container{width:min(1240px,calc(100% - 40px));min-width:0}
.blog-featured-card,.blog-card,.article-layout,.related-item{min-width:0}
.blog-featured-body,.blog-card-body,.article-main,.related-item > *{min-width:0}
.blog-card h2,.blog-featured-body h2,.blog-excerpt,.article-title,.article-content{overflow-wrap:anywhere;word-break:break-word}
.article-content pre,.article-content table{max-width:100%;overflow-x:auto}
.article-content pre{white-space:pre;overflow:auto}
.article-content table{display:block}
@media(max-width:980px){
  .blog-container{width:calc(100% - 32px);padding:44px 0 68px}
  .blog-featured{gap:18px}
  .blog-featured-card{grid-template-columns:1fr;min-height:0}
  .blog-featured-media{min-height:240px}
  .article-layout{grid-template-columns:1fr;gap:26px}
  .related-panel{position:static}
}
@media(max-width:640px){
  .blog-container{width:calc(100% - 24px);padding:32px 0 52px}
  .blog-title{font-size:clamp(1.8rem,9vw,2.45rem);line-height:1.18}
  .blog-subtitle{font-size:.9rem;line-height:1.8}
  .blog-featured{margin-bottom:24px}
  .blog-featured-media{min-height:190px}
  .blog-featured-body{padding:20px}
  .blog-featured-body h2{font-size:1.35rem}
  .blog-grid{grid-template-columns:1fr;gap:16px}
  .blog-card-body{padding:17px;min-height:0}
  .blog-toolbar{margin-bottom:20px;padding:6px;gap:5px}
  .blog-filter{padding:8px 11px;font-size:.75rem}
  .article-cover{aspect-ratio:16/10;border-radius:18px}
  .article-head{padding-top:20px}
  .article-title{font-size:clamp(1.8rem,9vw,2.5rem);line-height:1.2}
  .article-content{font-size:.96rem;line-height:1.95}
  .related-list{grid-template-columns:1fr}
}
@media(max-width:390px){
  .blog-container{width:calc(100% - 18px)}
  .blog-featured-body{padding:16px}
  .blog-card-body{padding:15px}
}

/* v6.46 FINAL: Article detail — fluid, readable and responsive at all widths */
.article-detail-shell{}
.article-layout{
  width:100%;
  max-width:1080px;
  margin-inline:auto;
  display:grid!important;
  grid-template-columns:minmax(0,760px) minmax(220px,280px)!important;
  gap:28px!important;
  align-items:start;
}
.article-main{
  width:100%!important;
  max-width:760px!important;
  min-width:0!important;
  justify-self:center;
}
.article-cover{
  width:100%!important;
  max-width:100%!important;
  height:auto!important;
  aspect-ratio:16/9!important;
  object-fit:cover;
}
.article-head,.article-content,.article-source{width:100%;max-width:100%;min-width:0}
.article-title{font-size:clamp(1.75rem,3.8vw,3.15rem);line-height:1.18}
.article-content{font-size:clamp(.96rem,1.25vw,1.06rem);line-height:2;overflow-wrap:anywhere;word-break:break-word}
.article-content iframe,.article-content video,.article-content audio,.article-content img{max-width:100%!important}
.article-content iframe{width:100%;min-height:min(55vw,520px)}
.article-content pre{max-width:100%;overflow-x:auto;white-space:pre-wrap;word-break:break-word}
.article-content table{display:block;width:100%;max-width:100%;overflow-x:auto}
.related-panel{min-width:0;width:100%;max-width:280px;justify-self:stretch}
@media(max-width:1080px){
  .article-layout{max-width:900px;grid-template-columns:minmax(0,1fr) 250px!important;gap:22px!important}
  .article-main{max-width:100%!important}
  .related-panel{max-width:250px}
}
@media(max-width:900px){
  .article-layout{grid-template-columns:1fr!important;max-width:760px;gap:30px!important}
  .article-main,.related-panel{max-width:100%!important}
  .related-panel{position:static!important}
  .related-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}
}
@media(max-width:620px){
  .article-layout{width:100%;gap:24px!important}
  .article-cover{aspect-ratio:16/10!important;border-radius:18px}
  .article-head{padding-top:18px}
  .article-title{font-size:clamp(1.65rem,8vw,2.35rem);line-height:1.22}
  .article-content{font-size:.96rem;line-height:1.95}
  .article-content iframe{min-height:220px}
  .related-list{grid-template-columns:1fr}
}

/* v6.48 homepage news: exactly 3 latest articles using blog-grid */
.homepage-news-grid{display:grid!important;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:stretch}
.homepage-news-card{min-width:0;height:100%;display:flex;flex-direction:column}
.homepage-news-card .blog-card-media{aspect-ratio:16/9;min-height:0}
.homepage-news-card .blog-card-body{flex:1;padding:22px;min-height:240px}
.homepage-news-card h3{margin:12px 0 9px;color:#0f172a;font-size:1.12rem;line-height:1.6;font-weight:850;overflow-wrap:anywhere}
.dark .homepage-news-card h3{color:#f8fafc}
@media(max-width:980px){.homepage-news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.homepage-news-grid{grid-template-columns:1fr;gap:16px}}


/* Responsive article layout improvements v6.49 */
.homepage-news-grid,
.blog-grid {
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}

.blog-card.compact-article-card .blog-card-body {
  padding:16px 8px 8px;
}
.blog-card.compact-article-card h2 {
  margin:0;
  font-size:1.05rem;
  line-height:1.65;
  font-weight:800;
  color:#0f172a;
}
.dark .blog-card.compact-article-card h2 {
  color:#f8fafc;
}

.blog-featured {
  grid-template-columns:minmax(0,1fr);
}
.blog-featured-card {
  display:grid;
  grid-template-columns:minmax(300px,.9fr) minmax(0,1.1fr);
  overflow:hidden;
}
.article-layout {
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:32px;
  align-items:start;
}
.article-cover {
  width:100%;
  max-width:100%;
  height:auto;
  object-fit:cover;
  border-radius:24px;
}

@media(max-width:900px){
  .homepage-news-grid,
  .blog-grid {
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .blog-featured-card,
  .article-layout {
    grid-template-columns:1fr;
  }
}

@media(max-width:640px){
  .homepage-news-grid,
  .blog-grid {
    grid-template-columns:1fr;
    gap:18px;
  }
  .blog-container {
    padding:32px 14px 60px;
  }
  .blog-title {
    font-size:2rem;
  }
  .blog-featured-media img,
  .blog-card-media img {
    aspect-ratio:16/9;
    object-fit:cover;
  }
  .article-title {
    font-size:1.7rem;
    line-height:1.5;
  }
}

/* v6.51 professional article layout */
.homepage-news-grid{grid-template-columns:repeat(4,minmax(0,1fr))!important}.homepage-news-card .blog-card-body{min-height:210px}.homepage-news-card h3{font-size:1rem!important}.homepage-article-date,.article-card-date{font-size:.78rem;color:#94a3b8;margin:8px 0}.blog-search-wrap{margin-bottom:18px}.blog-search{width:100%;padding:14px 18px;border-radius:18px;border:1px solid #e2e8f0;font-size:1rem;background:#fff}.dark .blog-search{background:#0f172a;color:#fff;border-color:#1e293b}@media(max-width:1100px){.homepage-news-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important}}@media(max-width:640px){.homepage-news-grid{grid-template-columns:1fr!important}.blog-search{font-size:.9rem}}


/* v6.86 — Professional scientific Articles hub + animated AI/NLP news */
.ks-articles-shell{padding-top:26px!important}
.ks-update-notice{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:15px;margin:0 0 26px;padding:15px 18px;border:1px solid rgba(14,165,233,.2);border-radius:20px;background:linear-gradient(135deg,rgba(14,165,233,.09),rgba(99,102,241,.07));box-shadow:0 12px 32px rgba(15,23,42,.05);color:#334155}
.dark .ks-update-notice{border-color:rgba(56,189,248,.18);background:linear-gradient(135deg,rgba(14,165,233,.11),rgba(99,102,241,.08));color:#cbd5e1}
.ks-update-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:14px;background:#fff;color:#0284c7;box-shadow:0 8px 20px rgba(14,165,233,.12)}.dark .ks-update-icon{background:#0f172a;color:#38bdf8}.ks-update-icon svg{width:19px;height:19px}
.ks-update-notice>div:nth-child(2){display:flex;flex-direction:column;gap:3px;min-width:0}.ks-update-notice strong{font-size:.86rem;color:#0f172a}.dark .ks-update-notice strong{color:#f8fafc}.ks-update-notice span{font-size:.76rem;line-height:1.7}
.ks-notice-badges{display:flex;align-items:center;gap:7px;flex-wrap:wrap;justify-content:flex-end}.ks-notice-badges span{display:inline-flex;align-items:center;gap:6px;padding:7px 9px;border:1px solid rgba(14,165,233,.17);border-radius:999px;background:rgba(255,255,255,.72);color:#0369a1;font-size:.68rem;font-weight:850;white-space:nowrap}.dark .ks-notice-badges span{background:rgba(15,23,42,.8);color:#7dd3fc}.ks-notice-badges svg{width:13px;height:13px}
.ks-journal-hero{position:relative;display:grid!important;grid-template-columns:minmax(0,1.35fr) minmax(260px,.65fr);align-items:center;gap:30px;min-height:330px;margin:0 0 34px;padding:44px;border:1px solid #e2e8f0;border-radius:32px;background:radial-gradient(circle at 85% 20%,rgba(99,102,241,.13),transparent 35%),linear-gradient(135deg,#fff,#f8fafc);overflow:hidden}.dark .ks-journal-hero{border-color:#1e293b;background:radial-gradient(circle at 85% 20%,rgba(99,102,241,.18),transparent 36%),linear-gradient(135deg,#0b1220,#0f172a)}
.ks-hero-copy{position:relative;z-index:2}.ks-journal-hero .blog-title{max-width:780px;margin-top:10px}.ks-journal-hero .blog-subtitle{max-width:760px}
.ks-hero-stats{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.ks-hero-stats span{display:flex;align-items:baseline;gap:6px;padding:9px 12px;border:1px solid #e2e8f0;border-radius:13px;background:rgba(255,255,255,.78);color:#64748b;font-size:.7rem;font-weight:800}.dark .ks-hero-stats span{border-color:#263247;background:rgba(15,23,42,.75);color:#94a3b8}.ks-hero-stats strong{color:#0f172a;font-size:.95rem}.dark .ks-hero-stats strong{color:#f8fafc}
.ks-hero-orbit{position:relative;width:240px;height:240px;justify-self:center;border:1px dashed rgba(99,102,241,.35);border-radius:50%;animation:ksOrbitSpin 26s linear infinite}.ks-hero-orbit:before,.ks-hero-orbit:after{content:"";position:absolute;inset:28px;border:1px solid rgba(14,165,233,.15);border-radius:50%}.ks-hero-orbit:after{inset:64px;background:radial-gradient(circle,rgba(99,102,241,.15),transparent 68%)}.ks-hero-orbit b{position:absolute;inset:0;display:grid;place-items:center;color:#4f46e5;font-size:3rem;font-weight:950;letter-spacing:-.08em;animation:ksOrbitCounter 26s linear infinite}.dark .ks-hero-orbit b{color:#818cf8}.ks-hero-orbit span{position:absolute;display:grid;place-items:center;min-width:43px;height:30px;padding:0 8px;border:1px solid #e2e8f0;border-radius:10px;background:#fff;color:#475569;font-size:.65rem;font-weight:900;box-shadow:0 8px 20px rgba(15,23,42,.08);animation:ksOrbitCounter 26s linear infinite}.dark .ks-hero-orbit span{background:#111827;border-color:#263247;color:#cbd5e1}.ks-hero-orbit span:nth-child(1){top:-12px;left:99px}.ks-hero-orbit span:nth-child(2){top:44px;right:-15px}.ks-hero-orbit span:nth-child(3){bottom:40px;right:-6px}.ks-hero-orbit span:nth-child(4){bottom:-12px;left:94px}.ks-hero-orbit span:nth-child(5){top:92px;left:-18px}
@keyframes ksOrbitSpin{to{transform:rotate(360deg)}}@keyframes ksOrbitCounter{to{transform:rotate(-360deg)}}
.ks-section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:22px;margin-bottom:18px}.ks-section-heading h2{margin:3px 0 5px;color:#0f172a;font-size:clamp(1.35rem,2.5vw,2rem);font-weight:900;letter-spacing:-.02em}.dark .ks-section-heading h2{color:#f8fafc}.ks-section-heading p{margin:0;color:#64748b;font-size:.82rem;line-height:1.75}.dark .ks-section-heading p{color:#94a3b8}.ks-section-eyebrow{display:block;color:#6366f1;font-size:.62rem;font-weight:950;letter-spacing:.14em}
.ks-live-badge{display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border-radius:999px;background:#ef444412;color:#dc2626;font-size:.66rem;font-weight:950}.ks-live-badge svg{width:13px;height:13px}
.ks-news-ticker{position:relative;overflow:hidden;border:1px solid #e2e8f0;border-radius:20px;background:#fff;box-shadow:0 12px 36px rgba(15,23,42,.05)}.dark .ks-news-ticker{border-color:#1e293b;background:#0f172a}.ks-news-ticker:before,.ks-news-ticker:after{content:"";position:absolute;z-index:3;top:0;bottom:0;width:70px;pointer-events:none}.ks-news-ticker:before{left:0;background:linear-gradient(90deg,#fff,transparent)}.ks-news-ticker:after{right:0;background:linear-gradient(-90deg,#fff,transparent)}.dark .ks-news-ticker:before{background:linear-gradient(90deg,#0f172a,transparent)}.dark .ks-news-ticker:after{background:linear-gradient(-90deg,#0f172a,transparent)}
.ks-news-ticker-track{display:flex;width:max-content;animation:ksNewsTicker 58s linear infinite}.ks-news-ticker:hover .ks-news-ticker-track{animation-play-state:paused}.ks-news-ticker-item{display:grid;grid-template-columns:104px minmax(0,1fr);align-items:center;gap:13px;width:365px;padding:10px 14px;border-inline-end:1px solid #eef2f7;text-decoration:none;color:#334155}.dark .ks-news-ticker-item{border-color:#1e293b;color:#cbd5e1}.ks-news-thumb{width:104px;height:72px;border-radius:13px;overflow:hidden;background:#e2e8f0}.ks-news-thumb img{width:100%;height:100%;display:block;object-fit:cover;transition:transform .25s ease}.ks-news-ticker-item:hover .ks-news-thumb img{transform:scale(1.06)}.ks-news-copy{display:flex;min-width:0;flex-direction:column;gap:5px}.ks-news-topline{display:flex;align-items:center;gap:6px}.ks-news-ticker-item strong{display:-webkit-box;min-width:0;overflow:hidden;-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:.76rem;line-height:1.45}.ks-news-ticker-item small{overflow:hidden;color:#94a3b8;font-size:.62rem;white-space:nowrap;text-overflow:ellipsis}.ks-news-tag{max-width:205px;overflow:hidden;text-overflow:ellipsis;padding:4px 7px;border-radius:999px;background:#6366f112;color:#4f46e5;font-size:.58rem;font-weight:900;white-space:nowrap}.dark .ks-news-tag{color:#a5b4fc}.ks-news-pulse{width:7px;height:7px;flex:0 0 7px;border-radius:50%;background:#ef4444;box-shadow:0 0 0 0 rgba(239,68,68,.35);animation:ksPulse 1.8s infinite}
@keyframes ksNewsTicker{to{transform:translateX(-50%)}}html[dir="rtl"] .ks-news-ticker-track{animation-name:ksNewsTickerRtl}@keyframes ksNewsTickerRtl{to{transform:translateX(50%)}}@keyframes ksPulse{70%{box-shadow:0 0 0 7px rgba(239,68,68,0)}100%{box-shadow:0 0 0 0 rgba(239,68,68,0)}}
.ks-topic-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.ks-topic-card{appearance:none;width:100%;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:11px;padding:14px;border:1px solid #e2e8f0;border-radius:17px;background:#fff;text-align:start;cursor:pointer;transition:.2s ease}.dark .ks-topic-card{border-color:#1e293b;background:#0f172a}.ks-topic-card:hover,.ks-topic-card.is-active{transform:translateY(-2px);border-color:#818cf8;box-shadow:0 12px 28px rgba(99,102,241,.09)}.ks-topic-card.is-active{background:linear-gradient(135deg,rgba(99,102,241,.08),rgba(14,165,233,.05))}.ks-topic-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:11px;background:#6366f112;color:#4f46e5;font-size:.78rem;font-weight:950}.dark .ks-topic-icon{color:#a5b4fc}.ks-topic-card strong{display:block;color:#0f172a;font-size:.76rem;line-height:1.4}.dark .ks-topic-card strong{color:#f8fafc}.ks-topic-card small{display:block;margin-top:3px;color:#94a3b8;font-size:.63rem}.ks-topic-arrow{color:#94a3b8;font-weight:900}.ks-topic-all .ks-topic-icon{background:#0ea5e912;color:#0284c7}
.ks-featured-wrap{margin:0 0 40px}.ks-featured-card{min-height:390px;border:1px solid #e2e8f0!important;border-radius:28px!important;background:#fff;box-shadow:0 18px 52px rgba(15,23,42,.07)}.dark .ks-featured-card{border-color:#1e293b!important;background:#0f172a}.ks-featured-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.ks-featured-label{display:inline-flex;align-items:center;gap:6px;color:#d97706;font-size:.68rem;font-weight:900}.ks-featured-label svg{width:13px;height:13px}.ks-featured-card .blog-featured-media{min-height:390px}.ks-featured-card .blog-featured-body{padding:34px}.ks-featured-card .blog-featured-body h2{font-size:clamp(1.45rem,2.6vw,2.25rem)}
.ks-article-controls{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;margin:0 0 20px}.ks-search-box{display:flex;align-items:center;gap:9px;padding:0 14px;border:1px solid #e2e8f0;border-radius:16px;background:#fff}.dark .ks-search-box{border-color:#1e293b;background:#0f172a}.ks-search-box svg{width:17px;height:17px;color:#94a3b8}.ks-search-box .blog-search{border:0!important;box-shadow:none!important;background:transparent!important;padding:13px 0!important;margin:0!important;outline:none}.ks-active-filter{max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:12px 14px;border-radius:14px;background:#6366f10d;color:#4f46e5;font-size:.72rem;font-weight:900}.dark .ks-active-filter{color:#a5b4fc}
.ks-science-grid{grid-template-columns:repeat(3,minmax(0,1fr))!important;gap:20px!important}.ks-science-card{border:1px solid #e2e8f0!important;border-radius:22px!important;overflow:hidden;background:#fff;box-shadow:0 12px 32px rgba(15,23,42,.055);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.dark .ks-science-card{border-color:#1e293b!important;background:#0f172a}.ks-science-card:hover{transform:translateY(-4px);border-color:#c7d2fe!important;box-shadow:0 20px 46px rgba(15,23,42,.09)}.ks-science-media{aspect-ratio:16/9;overflow:hidden}.ks-science-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}.ks-science-card:hover .ks-science-media img{transform:scale(1.035)}.ks-card-category{position:absolute;z-index:2;inset-inline-start:13px;bottom:12px;max-width:calc(100% - 26px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:5px 8px;border:1px solid rgba(255,255,255,.28);border-radius:999px;background:rgba(15,23,42,.72);backdrop-filter:blur(10px);color:#fff;font-size:.62rem;font-weight:900}.ks-science-body{display:flex;flex-direction:column;min-height:275px;padding:18px!important}.ks-card-meta{display:flex;align-items:center;gap:6px;min-width:0;color:#94a3b8;font-size:.66rem}.ks-source-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ks-source-dot{opacity:.5}.ks-science-card h2{margin:10px 0 8px!important;font-size:1rem!important;line-height:1.55!important}.ks-science-card h2 a{color:inherit;text-decoration:none}.ks-science-card .blog-excerpt{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}.ks-card-actions{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto}.ks-source-link{display:inline-flex;align-items:center;color:#64748b;text-decoration:none;font-size:.68rem;font-weight:850}.ks-source-link:hover{color:#4f46e5}.dark .ks-source-link{color:#94a3b8}.ks-card-actions .blog-read{margin-top:0!important}
@media(prefers-reduced-motion:reduce){.ks-hero-orbit,.ks-hero-orbit b,.ks-hero-orbit span,.ks-news-ticker-track,.ks-news-pulse{animation:none!important}.ks-news-ticker{overflow-x:auto}.ks-science-card,.ks-topic-card{transition:none}}
@media(max-width:1080px){.ks-topic-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.ks-science-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important}.ks-journal-hero{grid-template-columns:minmax(0,1fr) 220px;padding:34px}.ks-hero-orbit{width:205px;height:205px}.ks-hero-orbit span:nth-child(1){left:81px}.ks-hero-orbit span:nth-child(4){left:76px}}
@media(max-width:820px){.ks-update-notice{grid-template-columns:auto minmax(0,1fr)}.ks-notice-badges{grid-column:1/-1;justify-content:flex-start;padding-inline-start:56px}.ks-journal-hero{grid-template-columns:1fr}.ks-hero-orbit{display:none}.ks-topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ks-featured-card{grid-template-columns:1fr!important;min-height:0}.ks-featured-card .blog-featured-media{min-height:240px}.ks-article-controls{grid-template-columns:1fr}.ks-active-filter{max-width:100%;width:max-content}}
@media(max-width:600px){.ks-articles-shell{width:calc(100% - 22px)!important;padding-top:16px!important}.ks-update-notice{grid-template-columns:auto minmax(0,1fr);padding:13px;border-radius:16px}.ks-update-icon{width:36px;height:36px}.ks-notice-badges{padding-inline-start:0}.ks-notice-badges span{font-size:.61rem}.ks-journal-hero{padding:24px 20px;border-radius:23px}.ks-hero-stats span{padding:7px 9px}.ks-topic-grid{grid-template-columns:1fr}.ks-science-grid{grid-template-columns:1fr!important}.ks-section-heading{align-items:flex-start}.ks-live-badge{margin-top:4px}.ks-news-ticker-item{width:315px;grid-template-columns:86px minmax(0,1fr);padding:9px 11px}.ks-news-thumb{width:86px;height:64px}.ks-news-ticker-item small{display:block}.ks-featured-card .blog-featured-body{padding:21px}.ks-card-actions{align-items:flex-start;flex-direction:column}.ks-science-body{min-height:0}.ks-update-notice>div:nth-child(2) span{font-size:.7rem}}

/* v6.86 homepage article card content contract: image + title + continue-reading + category/source */
.homepage-news-card .blog-card-media{position:relative;overflow:hidden}.ks-home-article-category{position:absolute;z-index:2;inset-inline-start:12px;bottom:11px;max-width:calc(100% - 24px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:5px 8px;border:1px solid rgba(255,255,255,.25);border-radius:999px;background:rgba(15,23,42,.72);backdrop-filter:blur(8px);color:#fff;font-size:.62rem;font-weight:900}.homepage-article-date{display:flex;gap:6px;flex-wrap:wrap;align-items:center}

/* v6.87 — animated latest 12 articles on the homepage */
.homepage-articles-marquee{position:relative;overflow:hidden;padding:10px 0 18px;mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent);-webkit-mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent)}
.homepage-articles-track{display:flex;gap:22px;width:max-content;animation:ks-home-articles-scroll 64s linear infinite;will-change:transform}
.homepage-articles-marquee:hover .homepage-articles-track{animation-play-state:paused}
.homepage-articles-track .homepage-news-card{width:min(360px,82vw);flex:0 0 min(360px,82vw);transition:transform .28s ease,box-shadow .28s ease}
.homepage-articles-track .homepage-news-card:hover{transform:translateY(-7px);box-shadow:0 24px 52px rgba(15,23,42,.14)}
@keyframes ks-home-articles-scroll{from{transform:translateX(0)}to{transform:translateX(calc(-50% - 11px))}}
html[dir="rtl"] .homepage-articles-track{animation-name:ks-home-articles-scroll-rtl}
@keyframes ks-home-articles-scroll-rtl{from{transform:translateX(0)}to{transform:translateX(calc(50% + 11px))}}
@media (prefers-reduced-motion:reduce){.homepage-articles-track{animation:none;max-width:100%;overflow-x:auto;padding-bottom:8px}}

/* v6.88 — professional two-column research library */
.ks-library-layout{display:grid;grid-template-columns:minmax(250px,300px) minmax(0,1fr);gap:24px;align-items:start}
.ks-category-sidebar{position:sticky;top:104px;border:1px solid rgba(148,163,184,.24);border-radius:24px;background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(248,250,252,.95));box-shadow:0 18px 55px rgba(15,23,42,.08);padding:18px;max-height:calc(100vh - 128px);overflow:auto;scrollbar-width:thin;z-index:12}
.dark .ks-category-sidebar{background:linear-gradient(180deg,rgba(12,18,31,.98),rgba(7,11,20,.97));border-color:rgba(255,255,255,.09);box-shadow:0 24px 70px rgba(0,0,0,.28)}
.ks-category-sidebar-head{display:flex;align-items:flex-start;gap:10px;margin-bottom:14px}.ks-category-sidebar-head>div{min-width:0;flex:1}.ks-sidebar-kicker{display:block;color:var(--brand-500,#6366f1);font-size:.62rem;font-weight:900;letter-spacing:.18em}.ks-category-sidebar-head h3{margin:4px 0 5px;font-size:1.02rem}.ks-category-sidebar-head p{margin:0;color:#64748b;font-size:.7rem;line-height:1.75}.dark .ks-category-sidebar-head p{color:#94a3b8}.ks-filter-close{display:none;border:0;background:transparent;color:#64748b;padding:7px;border-radius:10px;cursor:pointer}.ks-filter-close:hover{background:rgba(148,163,184,.12)}
.ks-sidebar-search{margin-bottom:13px;width:100%}.ks-sidebar-search input{width:100%}
.ks-category-nav{display:grid;gap:7px}.ks-category-nav-btn{width:100%;display:grid;grid-template-columns:38px minmax(0,1fr) auto;align-items:center;gap:10px;text-align:start;border:1px solid transparent;background:transparent;padding:9px 10px;border-radius:14px;color:inherit;cursor:pointer;transition:.18s ease}.ks-category-nav-btn:hover{background:rgba(99,102,241,.07);border-color:rgba(99,102,241,.13);transform:translateX(2px)}[dir=rtl] .ks-category-nav-btn:hover{transform:translateX(-2px)}.ks-category-nav-btn.is-active{background:linear-gradient(135deg,rgba(99,102,241,.13),rgba(14,165,233,.08));border-color:rgba(99,102,241,.26);box-shadow:inset 3px 0 0 var(--brand-500,#6366f1)}[dir=rtl] .ks-category-nav-btn.is-active{box-shadow:inset -3px 0 0 var(--brand-500,#6366f1)}
.ks-category-nav-mark{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:rgba(99,102,241,.1);color:var(--brand-500,#6366f1);font-weight:900}.ks-category-nav-copy{min-width:0}.ks-category-nav-copy strong{display:block;font-size:.75rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ks-category-nav-copy small{display:block;color:#94a3b8;font-size:.58rem;margin-top:2px}.ks-category-nav-count{min-width:30px;text-align:center;padding:4px 7px;border-radius:999px;background:rgba(148,163,184,.11);color:#64748b;font-size:.62rem;font-weight:900}.dark .ks-category-nav-count{color:#cbd5e1}
.ks-sidebar-trust{display:flex;gap:9px;align-items:flex-start;margin-top:15px;padding:12px;border-radius:15px;background:rgba(16,185,129,.07);border:1px solid rgba(16,185,129,.15)}.ks-sidebar-trust svg{width:17px;height:17px;color:#10b981;flex:none}.ks-sidebar-trust strong{display:block;font-size:.67rem}.ks-sidebar-trust small{display:block;margin-top:3px;color:#64748b;font-size:.57rem;line-height:1.6}.dark .ks-sidebar-trust small{color:#94a3b8}
.ks-library-main{min-width:0}.ks-library-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;padding:12px 14px;border:1px solid rgba(148,163,184,.2);border-radius:16px;background:rgba(255,255,255,.75);backdrop-filter:blur(12px)}.dark .ks-library-toolbar{background:rgba(255,255,255,.035);border-color:rgba(255,255,255,.08)}.ks-library-toolbar>div{display:flex;align-items:center;gap:8px}.ks-toolbar-label{color:#94a3b8;font-size:.65rem}.ks-library-toolbar strong{font-size:.74rem}.ks-result-count{padding:6px 10px;border-radius:999px;background:rgba(99,102,241,.08);color:var(--brand-500,#6366f1);font-size:.65rem;font-weight:900}
.ks-library-layout .ks-science-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ks-filter-open-top,.ks-filter-fab,.ks-filter-backdrop{display:none}
@media(max-width:1050px){.ks-library-layout{grid-template-columns:235px minmax(0,1fr)}.ks-library-layout .ks-science-grid{grid-template-columns:1fr}}
@media(max-width:800px){.ks-library-layout{display:block}.ks-category-sidebar{position:fixed;inset-block:0;inset-inline-start:0;width:min(88vw,340px);max-height:none;border-radius:0 26px 26px 0;z-index:180;transform:translateX(-110%);transition:transform .24s ease;padding-top:22px}.rtl .ks-category-sidebar,[dir=rtl] .ks-category-sidebar{border-radius:26px 0 0 26px;transform:translateX(110%)}.ks-category-sidebar.is-open{transform:translateX(0)}.ks-filter-close{display:grid;place-items:center}.ks-filter-backdrop{display:block;position:fixed;inset:0;background:rgba(2,6,23,.48);backdrop-filter:blur(3px);z-index:170;opacity:0;visibility:hidden;transition:.2s}.ks-filter-backdrop.is-open{opacity:1;visibility:visible}.ks-filter-fab{display:flex;position:fixed;z-index:140;inset-inline-end:18px;bottom:18px;align-items:center;gap:7px;border:0;border-radius:16px;padding:11px 15px;background:linear-gradient(135deg,var(--brand-500,#6366f1),#0ea5e9);color:white;font-size:.72rem;font-weight:900;box-shadow:0 16px 38px rgba(30,64,175,.28);cursor:pointer}.ks-filter-fab svg{width:16px}.ks-filter-open-top{display:flex;align-items:center;gap:6px;border:1px solid rgba(99,102,241,.2);border-radius:12px;background:rgba(99,102,241,.07);color:var(--brand-500,#6366f1);padding:8px 11px;font-size:.68rem;font-weight:900;cursor:pointer}.ks-filter-open-top svg{width:15px}.ks-filter-lock{overflow:hidden}.ks-library-layout .ks-science-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.ks-library-layout .ks-science-grid{grid-template-columns:1fr}.ks-library-heading{align-items:flex-start}.ks-library-toolbar{align-items:flex-start;flex-direction:column}.ks-filter-fab{bottom:14px;inset-inline-end:14px}}

/* v6.89: simplified article taxonomy layout; duplicate topic block removed. */
.ks-breaking-section,.ks-library-section{margin:0 0 38px}.ks-library-section{scroll-margin-top:92px}.ks-category-sidebar .ks-sidebar-trust{margin-top:14px}
@media(max-width:860px){.ks-breaking-section,.ks-library-section{margin-bottom:26px}}