/* Knowledge Center hub — page-only styles (base.css holds header, footer, buttons) */
/* ===== Page body (ported from live Learning Hub) ===== */
.plh{display:block;background:var(--plh-bg);color:var(--plh-ink-soft)}
.plh a{text-decoration:none;color:inherit}
.plh-wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.plh section{padding:72px 0}
.plh-btn{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:11px 24px;font:600 .9rem/1.4 'Open Sans',sans-serif;cursor:pointer;border:none;transition:.2s}
.plh-btn-primary{background:var(--plh-blue);color:#fff!important}
.plh-btn-primary:hover,.plh-btn-primary:focus{background:var(--plh-blue-hover);transform:translateY(-1px)}
.plh-btn-ghost{background:rgba(255,255,255,.05);color:var(--plh-white)!important;border:1px solid rgba(255,255,255,.35)}
.plh-btn-ghost:hover,.plh-btn-ghost:focus{border-color:var(--plh-peri);color:var(--plh-peri)!important}
.plh-btn-white{background:#fff;color:var(--plh-blue)!important}
.plh-btn-white:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(0,0,0,.15)}

/* hero */
.plh-hero{background:radial-gradient(900px 500px at 80% 10%,rgba(25,103,210,.18),transparent 60%),var(--plh-navy-900);border-top:1px solid rgba(255,255,255,.12);border-bottom:1px solid var(--plh-line);padding:60px 24px}
.plh-hero-grid{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.plh-hero-slide{display:none}
.plh-hero-slide.on{display:grid;animation:plhFade .35s ease}
.plh-hero-media{position:relative;aspect-ratio:16/10;background:var(--plh-navy-700);border-radius:18px;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.4);border:1px solid var(--plh-line)}
.plh-hero-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.plh-hero-content{display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.plh-chip{display:inline-block;background:rgba(52,211,153,.08);border:1px solid rgba(52,211,153,.55);color:#34d399;font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:6px 16px;border-radius:999px;margin-bottom:20px}
.plh-hero-title{font:800 clamp(1.7rem,2.6vw,2.5rem)/1.2 'Barlow',sans-serif;color:var(--plh-white);margin:0;text-transform:capitalize}
.plh-hero-excerpt{color:var(--plh-slate);font-size:1rem;line-height:1.65;margin:18px 0 0;max-width:560px}
.plh-hero-cta{margin:26px 0 0;display:flex;flex-wrap:wrap;gap:10px}
.plh-hnav{max-width:1200px;margin:24px auto 0;display:flex;gap:10px;justify-content:flex-end}

/* author strip */
.pinnacle-author-strip{display:flex;align-items:center;gap:12px;margin-top:20px}
.pinnacle-avatar{border-radius:50%!important;border:2px solid rgba(25,103,210,.4);object-fit:cover;flex:0 0 auto}
.pinnacle-author-details{display:flex;flex-direction:column;line-height:1.3}
.pinnacle-author-name{color:var(--plh-ink);font-weight:600;font-size:.92rem}
.pinnacle-author-role{color:var(--plh-ink-soft);font-size:.78rem}
.plh-hero .pinnacle-author-strip{padding:14px 0;border-top:1px solid rgba(255,255,255,.75);border-bottom:1px solid rgba(255,255,255,.75)}
.plh-hero .pinnacle-author-name,.plh-dark .pinnacle-author-name{color:var(--plh-white)}
.plh-hero .pinnacle-author-role,.plh-dark .pinnacle-author-role{color:var(--plh-slate)}

/* category tiles (mobile only) */
.plh-cats{display:none}
.plh-cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.plh-cat-tile{border:1px solid var(--plh-line);border-radius:14px;background:rgba(255,255,255,.04);padding:12px 4px 10px;display:flex;flex-direction:column;align-items:center;gap:5px;text-align:center;transition:.2s}
.plh-cat-tile:hover,.plh-cat-tile:active{border-color:var(--plh-blue)}
.plh-cat-ico{display:block}
.plh-cat-name{color:var(--plh-white);font-size:.78rem;font-weight:600;line-height:1.2}
.plh-cat-viewall{text-align:right;margin:14px 0 0}
.plh-cat-viewall a{color:var(--plh-peri);font-weight:600;font-size:.9rem}

/* section heads */
.plh-sec-head{display:flex;align-items:center;gap:22px;margin-bottom:36px}
.plh-sec-head h2{font:800 1.7rem/1.2 'Barlow',sans-serif;color:var(--plh-ink);white-space:nowrap;margin:0}
.plh-rule{flex:1;height:1px;background:var(--plh-line-l)}
.plh-sec-head a{color:var(--plh-peri);font-weight:600;font-size:.92rem;white-space:nowrap}
.plh-dark .plh-sec-head h2,.plh-cats .plh-sec-head h2{color:var(--plh-white)}
.plh-dark .plh-rule{background:var(--plh-line)}

/* cards */
.plh-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.plh-card{background:var(--plh-card-l);border:1px solid var(--plh-line-l);border-radius:var(--plh-radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s;box-shadow:0 1px 3px rgba(11,18,32,.05)}
.plh-card:hover{border-color:var(--plh-blue);transform:translateY(-3px);box-shadow:0 10px 28px rgba(11,18,32,.1)}
.plh-thumb{height:170px;background:linear-gradient(135deg,var(--plh-navy-700),var(--plh-navy-800));position:relative;display:block;overflow:hidden}
.plh-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.plh-tag{position:absolute;top:14px;left:14px;font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--plh-peri);background:rgba(11,18,32,.8);border:1px solid rgba(139,156,249,.3);padding:3px 10px;border-radius:999px;z-index:2}
.plh-body{padding:20px;display:flex;flex-direction:column;flex:1}
.plh-title{font:700 1.1rem/1.35 'Barlow',sans-serif;color:var(--plh-ink);margin:0 0 8px;text-transform:capitalize;transition:color .2s}
.plh-card:hover .plh-title{color:var(--plh-blue)}
.plh-excerpt{font-size:.88rem;color:var(--plh-ink-soft);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.plh-card .pinnacle-author-strip{margin-top:auto;padding-top:16px}

/* placement stories */
.plh-dark{background:var(--plh-navy-900)}
.plh-stories{display:flex;gap:20px;overflow-x:auto;-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity;padding-bottom:10px;scrollbar-width:none}
.plh-stories::-webkit-scrollbar{display:none}
.plh-story{flex:0 0 310px;scroll-snap-align:start;border-radius:var(--plh-radius);border:1px solid var(--plh-line);background:var(--plh-card);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.plh-story:hover{border-color:rgba(139,156,249,.5);transform:translateY(-3px)}
.plh-story-img{position:relative;display:block;aspect-ratio:16/9;background:var(--plh-navy-700);overflow:hidden}
.plh-story-img img{width:100%;height:100%;object-fit:cover;display:block}
.plh-play{position:absolute;inset:0;margin:auto;width:52px;height:52px;border-radius:50%;background:rgba(11,18,32,.65);border:1px solid rgba(255,255,255,.45);display:flex;align-items:center;justify-content:center;transition:.2s}
.plh-story:hover .plh-play{background:var(--plh-blue);transform:scale(1.08)}
.plh-badge{position:absolute;top:12px;left:12px;font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#fff;background:var(--plh-blue);padding:4px 11px;border-radius:999px;z-index:2}
.plh-story-body{padding:18px;display:flex;flex-direction:column;gap:4px;flex:1}
.plh-story q{font:600 .95rem/1.45 'Barlow',sans-serif;color:var(--plh-peri);quotes:"\201C" "\201D"}
.plh-who{font-size:.88rem;color:var(--plh-white);font-weight:600;margin-top:auto;padding-top:10px}
.plh-role{font-size:.76rem;color:var(--plh-slate)}
.plh-snav{display:flex;gap:10px;margin-left:14px}
.plh-sbtn{width:42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.06);color:#fff;font-size:1.05rem;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center;line-height:1}
.plh-sbtn:hover{background:var(--plh-blue);border-color:var(--plh-blue);transform:translateY(-1px)}

/* discover */
.plh-discover{background:var(--plh-bg-alt);border-top:1px solid var(--plh-line-l);border-bottom:1px solid var(--plh-line-l)}
.plh-search{display:flex;align-items:center;gap:12px;background:var(--plh-card-l);border:1px solid var(--plh-line-l);border-radius:12px;padding:6px 8px 6px 18px;margin-bottom:30px;box-shadow:0 1px 3px rgba(11,18,32,.05)}
.plh-search input[type=search]{flex:1;min-width:0;background:transparent;border:none;outline:none;box-shadow:none;color:var(--plh-ink);font:inherit;font-size:.95rem;padding:8px 0}
.plh-search:focus-within{border-color:var(--plh-blue)}
.plh-filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px}
.plh-filter-bar a{font-size:.85rem;padding:7px 16px;border-radius:999px;border:1px solid var(--plh-line-l);background:var(--plh-card-l);color:var(--plh-ink-soft);transition:.2s}
.plh-filter-bar a span{opacity:.55}
.plh-filter-bar a:hover,.plh-filter-bar a.on{background:var(--plh-blue);border-color:var(--plh-blue);color:#fff}
.plh-pagination{margin-top:40px;display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.plh-pagination .page-numbers{padding:9px 16px;border-radius:10px;border:1px solid var(--plh-line-l);background:var(--plh-card-l);color:var(--plh-ink-soft)}
.plh-pagination .page-numbers.current,.plh-pagination a.page-numbers:hover{background:var(--plh-blue);border-color:var(--plh-blue);color:#fff}
.plh-pagination .dots{border:0;background:none}

/* CTA banner */
.plh-banner{background:linear-gradient(120deg,var(--plh-blue) 0%,#4f46c8 60%,#6d5df0 100%);border-radius:22px;padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.plh-banner h2{font:800 1.8rem/1.25 'Barlow',sans-serif;color:#fff;max-width:560px;margin:0;text-transform:capitalize}
.plh-banner p{color:rgba(255,255,255,.85);margin:10px 0 0;max-width:560px}

@media (max-width:900px){
.plh section{padding:48px 0}
.plh-hero{padding:16px 16px 6px;border-bottom:none}
.plh-hero-grid{grid-template-columns:1fr;gap:14px}
.plh-hero-media{aspect-ratio:16/9;border-radius:14px;box-shadow:0 10px 26px rgba(0,0,0,.3)}
.plh-hero-excerpt,.plh-hero .plh-btn-ghost{display:none}
.plh-hero-title{font-size:1.3rem}
.plh-chip{margin-bottom:10px;padding:4px 12px;font-size:.66rem}
.plh-hero .pinnacle-author-strip{margin-top:10px}
.plh-hero .pinnacle-avatar{width:40px;height:40px}
.plh-hero .plh-btn{padding:8px 16px;font-size:.82rem}
.plh-hero-cta{margin-top:12px}
.plh-hnav{justify-content:center;margin-top:12px}
.plh-hnav .plh-sbtn{width:34px;height:34px;font-size:.9rem}
.plh .plh-cats{display:block;background:var(--plh-navy-900);border-bottom:1px solid var(--plh-line);padding:8px 0 22px}
.plh-cats .plh-sec-head{margin-bottom:14px}
.plh-sec-head{flex-wrap:wrap;row-gap:14px}
.plh-sec-head h2{white-space:normal}
.plh-rule{display:none}
.plh-snav{margin-left:auto}
.plh-sbtn{width:44px;height:44px}
.plh-story{flex-basis:270px}
.plh-banner{padding:32px}
.plh-filter-bar{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity;padding:0 24px 8px;margin:0 -24px 30px;scrollbar-width:none}
.plh-filter-bar::-webkit-scrollbar{display:none}
.plh-filter-bar a{flex:0 0 auto;white-space:nowrap;scroll-snap-align:start}
}