*,*::before,*::after{box-sizing:border-box}
:root{
  --blue:#0066CC;--blue-lt:#E8F1FA;--red:#CC2200;
  --bg:#EEEEEC;--surface:#FFFFFF;--surface2:#F6F6F4;--border:#E0E0DC;
  --text:#111111;--muted:#555555;--dimmed:#999999;
  --font-h:'DM Serif Display',Georgia,serif;--font-b:'DM Sans',Arial,sans-serif;
  --r:11px;--shadow:0 1px 8px rgba(0,0,0,.08);--shadow-h:0 5px 20px rgba(0,0,0,.13)
}
body{font-family:var(--font-b);margin:0;padding:0;background:var(--bg);color:var(--text);padding-top:70px}
.kb-wrap{max-width:1360px;margin:0 auto;padding:1.2rem 1.25rem 3rem}

/* ── Slim page eyebrow — the cover story carries the visual weight now,
   so this stays small and out of the way ── */
.page-eyebrow{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;padding-bottom:.9rem;margin-bottom:1.3rem;border-bottom:1px solid var(--border)}
.page-eyebrow h1{font-size:.82rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--text);margin:0}
.page-eyebrow p{font-size:.85rem;color:var(--dimmed);margin:0;font-style:italic}

/* ── COVER STORY — the "wow" moment. Adapts to whether the article actually
   has a real photo: a tall photo treatment when one resolved, or a short,
   flat, tinted treatment when none did (never a stretched empty color
   block — that read as "something's missing" rather than "featured"). ── */
.kb-cover{display:block;text-decoration:none;color:inherit;border-radius:16px;overflow:hidden;background:var(--surface);box-shadow:0 2px 8px rgba(0,0,0,.06),0 16px 40px rgba(0,0,0,.10);margin-bottom:2.2rem;transition:box-shadow .25s ease;cursor:pointer}
.kb-cover:hover{box-shadow:0 4px 14px rgba(0,0,0,.08),0 22px 50px rgba(0,0,0,.15)}
.kb-cover-photo{position:relative;min-height:320px;display:flex;flex-direction:column;justify-content:flex-end;padding:1.9rem 2.4rem 1.6rem;overflow:hidden}
.kb-cover-bg{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform .5s ease}
.kb-cover:hover .kb-cover-bg{transform:scale(1.025)}
.kb-cover-scrim{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.86) 0%,rgba(0,0,0,.35) 45%,rgba(0,0,0,.05) 78%,rgba(0,0,0,.12) 100%)}
.kb-cover-wordmark{position:absolute;top:1.4rem;left:1.7rem;z-index:1;font-size:.7rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.82)}
.kb-cover-content{position:relative;z-index:1;max-width:760px}
.kb-cover-kicker{display:flex;align-items:center;gap:9px;margin-bottom:.8rem}
.kb-cover-kicker-bar{width:26px;height:2.5px;background:var(--tag-color,#2a7a2a);display:inline-block}
.kb-cover-kicker-text{font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#fff}
.kb-cover-title{font-family:var(--font-h);font-weight:400;font-size:clamp(1.8rem,3.4vw,2.6rem);line-height:1.16;color:#fff;text-shadow:0 2px 16px rgba(0,0,0,.4);margin:0 0 .7rem}
.kb-cover-deck{font-family:var(--font-h);font-style:italic;font-size:1.05rem;line-height:1.5;color:rgba(255,255,255,.88);margin:0;max-width:600px}

/* No-image variant — flat, tinted, short. No empty photo void. */
.kb-cover-flat{position:relative;padding:1.8rem 2.4rem 1.6rem 2.2rem;border-bottom:1px solid var(--border);border-left:4px solid var(--tag-color,#2a7a2a)}
.kb-cover-wordmark-flat{font-size:.7rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--tag-color,#2a7a2a);margin-bottom:.9rem}
.kb-cover-title-flat{font-family:var(--font-h);font-weight:400;font-size:clamp(1.6rem,3vw,2.3rem);line-height:1.2;color:var(--text);margin:0}
.kb-cover-flat .kb-cover-kicker{margin-bottom:.7rem}

.kb-cover-below{padding:1.5rem 2.4rem 1.7rem;display:flex;align-items:flex-end;gap:2rem;justify-content:space-between}
.kb-cover-summary{font-size:1.02rem;line-height:1.72;color:var(--muted);flex:1;margin:0}
.kb-cover-meta{font-size:.78rem;color:var(--dimmed);white-space:nowrap;display:flex;align-items:center;gap:8px;margin-top:.7rem}
.kb-cover-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--dimmed);display:inline-block}
.kb-cover-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}

/* ── Three-zone layout: discovery rail | content | community rail ── */
.kb-layout{display:grid;grid-template-columns:236px minmax(0,1fr) 296px;gap:30px;align-items:start}
.kb-rail{position:sticky;top:88px;display:flex;flex-direction:column;gap:1.7rem}
.kb-rail-section-label{display:flex;align-items:center;gap:9px;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--dimmed);margin-bottom:.85rem}
.kb-rail-section-label::after{content:'';flex:1;height:1px;background:var(--border)}

/* Search (left rail) */
.kb-search-box{display:flex;align-items:center;gap:9px;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:10px 13px;box-shadow:var(--shadow);transition:border-color .15s ease,box-shadow .15s ease}
.kb-search-box:focus-within{border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,102,204,.12)}
.kb-search-box svg{flex-shrink:0;color:#9aa0aa}
.kb-search-box input{flex:1;min-width:0;border:none;background:transparent;outline:none;font-size:.92rem;color:#181a1e;font-family:inherit}
.kb-search-box input::placeholder{color:#aab0b8}
.kb-search-clear{flex-shrink:0;width:18px;height:18px;border-radius:50%;border:none;background:var(--surface2);color:var(--dimmed);font-size:14px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;transition:background .12s ease,color .12s ease}
.kb-search-clear:hover{background:var(--border);color:var(--text)}
.kb-search-clear[hidden]{display:none}

/* Browse by topic (left rail) */
.kb-topic-list{display:flex;flex-direction:column;gap:1px}
.kb-topic-item{display:flex;align-items:center;gap:9px;width:100%;padding:8px 10px;border-radius:8px;cursor:pointer;font-size:.87rem;font-family:inherit;color:var(--muted);background:none;border:none;border-left:3px solid transparent;text-align:left;transition:background .12s ease,color .12s ease}
.kb-topic-item:hover{background:var(--surface2);color:var(--text)}
.kb-topic-item.active{background:var(--surface2);color:var(--text);font-weight:700;border-left-color:var(--tag-color,var(--blue))}
.kb-topic-dot{width:8px;height:8px;border-radius:50%;background:var(--tag-color,var(--dimmed));flex-shrink:0}
.kb-topic-name{flex:1;min-width:0}
.kb-topic-count{font-size:.76rem;color:var(--dimmed);font-variant-numeric:tabular-nums}

/* Recently added (left rail) — reuses .kb-list/.kb-item from the related-articles design */
.kb-list{display:flex;flex-direction:column;gap:2px}
.kb-item{display:block;padding:.6rem .1rem;text-decoration:none;border-bottom:1px solid var(--surface2)}
.kb-item:last-child{border-bottom:none}
.kb-item-title{font-size:.86rem;font-weight:600;color:var(--text);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.kb-item:hover .kb-item-title{color:var(--blue)}
.kb-item-desc{font-size:.74rem;color:var(--dimmed);display:block;margin-top:3px}

/* ── Center: article grid ── */
.kb-main{min-width:0}
.kb-empty{background:var(--surface);border-radius:14px;border:1px solid var(--border);padding:3rem 2rem;text-align:center;color:var(--muted)}
.kb-empty .kb-empty-icon{font-size:2.2rem;margin-bottom:.6rem}
.kb-empty h4{margin:0 0 6px 0;font-size:1.15rem;color:var(--text);font-family:var(--font-h);font-weight:400}
.kb-empty p{margin:0 0 1.1rem 0;font-size:.95rem}
.kb-empty button{background:var(--blue);color:#fff;border:none;padding:10px 20px;border-radius:999px;font-weight:700;font-size:.88rem;cursor:pointer}
.kb-empty button:hover{background:#0055ab}

/* ── Results banner — replaces the cover story whenever a search/topic
   filter is active, so filtering is never ambiguous even when the top
   result happens to be the same article that was already featured. ── */
.kb-results-banner{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:.9rem 1.2rem;background:var(--surface);border:1px solid var(--border);border-radius:12px;margin-bottom:1.4rem;box-shadow:var(--shadow)}
.kb-results-count{font-size:.92rem;font-weight:600;color:var(--text)}
.kb-results-clear{font-size:.82rem;font-weight:700;color:var(--blue);background:none;border:none;cursor:pointer;padding:4px 8px;flex-shrink:0}
.kb-results-clear:hover{text-decoration:underline}

.kb-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.kb-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);transition:box-shadow .2s,transform .2s;display:flex;flex-direction:column;text-decoration:none;color:inherit;cursor:pointer}
.kb-card:hover{box-shadow:var(--shadow-h);transform:translateY(-3px)}
.kb-card-top{position:relative;min-height:168px;display:flex;flex-direction:column;justify-content:flex-end;padding:.75rem .95rem;overflow:hidden;flex-shrink:0}
.kb-card-top-bg{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform .3s}
.kb-card:hover .kb-card-top-bg{transform:scale(1.04)}
.kb-card-top-scrim{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.6) 0%,rgba(0,0,0,.04) 65%,rgba(0,0,0,.12) 100%)}
.kb-card-top-content{position:relative;z-index:1;display:flex;justify-content:flex-end}
.kb-pill{display:inline-block;font-size:9.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:4px 10px;border-radius:20px;background:rgba(255,255,255,.9);color:var(--tag-color,#2a7a2a);border:none;cursor:pointer}
.kb-pill:hover{filter:brightness(.95)}
.kb-card-body{padding:1rem 1.1rem 1.05rem;flex:1;display:flex;flex-direction:column}
.kb-card-title{font-family:var(--font-h);font-size:1.2rem;line-height:1.32;font-weight:400;color:var(--text);margin:0 0 .5rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.kb-card-summary{font-size:.87rem;line-height:1.62;color:var(--muted);flex:1;margin-bottom:.75rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.kb-card-meta{font-size:.72rem;color:var(--dimmed);display:flex;align-items:center;gap:6px;margin-bottom:.7rem}
.kb-card-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--dimmed);display:inline-block}

.kb-card-footer{display:flex;align-items:center;justify-content:space-between;gap:8px;padding-top:.75rem;margin-top:auto;border-top:1px solid var(--border)}
.kb-share-btn{width:30px;height:30px;display:flex;align-items:center;justify-content:center;background:transparent;border:1px solid var(--border);border-radius:999px;color:#9aa0aa;cursor:pointer;transition:background .15s ease,color .15s ease,border-color .15s ease;flex-shrink:0}
.kb-share-btn:hover,.kb-share-btn:focus-visible{background:var(--surface2);border-color:#cfd2d8;color:var(--blue)}
.kb-open-link{font-family:inherit;font-weight:700;font-size:.86rem;color:var(--blue);text-decoration:none;display:inline-flex;align-items:center;gap:5px}
.kb-open-link:hover{text-decoration:underline}
.kb-open-link .cta-arrow{display:inline-block;transition:transform .2s ease}
.kb-card:hover .kb-open-link .cta-arrow,.kb-cover:hover .kb-open-link .cta-arrow{transform:translateX(4px)}

/* ── Right rail: community + one tasteful recommendation ── */
.kb-rail-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:1.3rem 1.4rem 1.4rem}
.kb-rail-card h2{font-family:var(--font-h);font-weight:400;font-size:1.15rem;margin:0 0 .4rem;color:var(--text)}
.kb-rail-card p{margin:0 0 .95rem;font-size:.83rem;color:var(--muted);line-height:1.5}
.kb-rail-card form{display:flex;flex-direction:column;gap:8px}
.kb-rail-card input,.kb-rail-card textarea{width:100%;padding:9px 11px;border:1px solid var(--border);border-radius:8px;box-sizing:border-box;font-family:var(--font-b);font-size:.87rem;background:var(--surface2)}
.kb-rail-card input:focus,.kb-rail-card textarea:focus{outline:none;border-color:var(--blue);background:#fff}
.kb-rail-card textarea{resize:vertical}
.kb-rail-card button[type=submit]{background:var(--blue);color:#fff;border:none;padding:10px;font-weight:700;border-radius:8px;cursor:pointer;font-size:.87rem;transition:background .15s ease;margin-top:2px}
.kb-rail-card button[type=submit]:hover{background:#0055ab}
#suggestStatus{font-size:.8em;color:green;margin:0;text-align:center}
.kb-rail-tip{font-size:.74rem;color:var(--dimmed);font-style:italic;line-height:1.5;margin-top:.85rem;padding-top:.8rem;border-top:1px solid var(--surface2)}

.kb-recommend{display:flex;gap:12px;text-decoration:none;color:inherit}
.kb-recommend-thumb{width:52px;height:68px;border-radius:6px;object-fit:cover;flex-shrink:0;background:var(--surface2);border:1px solid var(--border)}
.kb-recommend-title{font-size:.86rem;font-weight:700;color:var(--text);line-height:1.35;margin-bottom:2px}
.kb-recommend:hover .kb-recommend-title{color:var(--blue)}
.kb-recommend-sub{font-size:.76rem;color:var(--dimmed);line-height:1.4;margin-bottom:4px}
.kb-recommend-shop{font-size:.76rem;font-weight:700;color:var(--blue)}
.kb-recommend-disclosure{font-size:.66rem;color:#ccc;font-style:italic;margin-top:.7rem;line-height:1.4}

/* ── Single-article reading view ── */
.kb-single-header{position:relative;min-height:340px;display:flex;flex-direction:column;justify-content:flex-end;padding:2rem 2.4rem 1.7rem;overflow:hidden;border-radius:16px 16px 0 0}
.kb-single-body{background:var(--surface);border-radius:0 0 16px 16px;box-shadow:var(--shadow);padding:1.8rem 2.6rem 2.2rem;margin-bottom:1.8rem;max-width:820px;margin-left:auto;margin-right:auto}
.kb-single-header{max-width:820px;margin:0 auto}
.kb-single-title{font-family:var(--font-h);font-weight:400;font-size:clamp(1.7rem,3.2vw,2.5rem);line-height:1.2;color:#fff;text-shadow:0 2px 12px rgba(0,0,0,.45);margin:0}
.kb-single-meta{font-size:.8rem;color:var(--dimmed);display:flex;align-items:center;gap:8px;margin-bottom:1.4rem;padding-bottom:1.2rem;border-bottom:1px solid var(--border)}
.kb-single-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--dimmed);display:inline-block}

/* Full article body typography (markdown → HTML) */
.post-content{line-height:1.78;font-size:1.02rem;color:#222}
.post-content h1{font-size:1.5rem;margin:1.4rem 0 .5rem;color:#111;border-bottom:2px solid var(--border);padding-bottom:6px}
.post-content h2{font-size:1.25rem;margin:1.3rem 0 .45rem;color:#222}
.post-content h3{font-size:1.1rem;margin:1.1rem 0 .4rem;color:#333}
.post-content p{margin:.6rem 0 .9rem}
.post-content ul,.post-content ol{margin:.4rem 0 .9rem;padding-left:1.6rem}
.post-content li{margin-bottom:.35rem}
.post-content strong{font-weight:700}
.post-content em{font-style:italic}
.post-content hr{border:none;border-top:1px solid var(--border);margin:1.2rem 0}
.post-content blockquote{border-left:4px solid var(--blue);margin:.8rem 0;padding:.5rem 1rem;background:var(--blue-lt);color:#333;border-radius:0 4px 4px 0}

/* ── Related News / Related Knowledge (single-article view) ── */
.related-card,.learnmore-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:1.1rem 1.3rem 1.2rem;margin-bottom:1.4rem;max-width:820px;margin-left:auto;margin-right:auto}
.related-label{font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--dimmed);margin-bottom:.8rem}
.related-list{display:flex;flex-direction:column}
.related-item{display:block;padding:.7rem 0;text-decoration:none;border-bottom:1px solid var(--surface2)}
.related-item:last-child{border-bottom:none}
.related-item-title{font-size:1rem;font-weight:700;color:var(--text);line-height:1.4;display:block}
.related-item:hover .related-item-title{color:var(--blue)}
.related-item-date{font-size:.8rem;color:var(--dimmed);display:block;margin-top:3px}
.related-kb-list{display:flex;flex-direction:column;gap:8px}
.related-kb-item{display:block;padding:.7rem .9rem;border:1px solid var(--border);border-radius:10px;text-decoration:none;transition:background .15s ease,border-color .15s ease}
.related-kb-item:hover{background:var(--blue-lt);border-color:#cfe0f5}
.related-kb-item-title{font-size:.96rem;font-weight:700;color:var(--text);line-height:1.4;display:block}
.related-kb-item:hover .related-kb-item-title{color:var(--blue)}
.related-kb-item-desc{font-size:.83rem;color:var(--dimmed);line-height:1.5;display:block;margin-top:3px}

footer{text-align:center;padding:1.5rem 1rem;font-size:.8rem;color:#999;border-top:1px solid var(--border);margin-top:1rem}
footer a{color:var(--blue);text-decoration:none}
footer a:hover{text-decoration:underline}
button:focus-visible,select:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--blue);outline-offset:2px}

/* ── Mobile — collapses the 3-zone layout to a single column. Search/topics/
   recently-added first (matches the existing mobile filter-before-list
   convention), then the article list, then community + recommendation. ── */
@media(max-width:900px){
  body{background:#ebebeb}
  .kb-wrap{padding:0}
  .page-eyebrow{padding:14px 16px 11px;margin:0;background:#fff;border-bottom:3px solid #2a7a2a}
  .page-eyebrow h1{font-size:.85rem}
  .page-eyebrow p{display:none}
  .kb-cover{border-radius:0;box-shadow:none;margin-bottom:8px}
  .kb-cover-photo{min-height:260px;padding:2.4rem 1.1rem 1.3rem}
  .kb-cover-wordmark{left:1.1rem;top:1rem}
  .kb-cover-deck{display:none} /* the photo's already cramped at mobile height; the full summary right below covers this */
  .kb-cover-flat{padding:2.2rem 1.1rem 1.2rem}
  .kb-cover-below{flex-direction:column;align-items:stretch;gap:1rem;padding:1.1rem 1.1rem 1.3rem}
  .kb-cover-summary{font-size:.93rem}
  .kb-layout{grid-template-columns:1fr;gap:0}
  .kb-rail{position:static;padding:12px 16px;gap:1.4rem}
  .kb-rail:first-child{background:#fff;border-bottom:8px solid #ebebeb}
  .kb-main{padding:8px 0}
  .kb-grid{grid-template-columns:1fr;gap:8px}
  .kb-card{border-radius:0;box-shadow:none;border:none;border-bottom:8px solid #ebebeb}
  .kb-card-top{min-height:150px}
  .kb-card-body{padding:14px 16px 16px}
  .kb-rail:last-child{background:#fff;padding:16px}
  .kb-single-header{min-height:220px;padding:1.3rem 1.1rem;border-radius:0}
  .kb-single-body{padding:1.2rem 1.1rem 1.6rem;border-radius:0;max-width:none}
  .kb-single-header{max-width:none}
  .related-card,.learnmore-card{max-width:none;border-radius:0;margin:0 0 8px}
  #kb-single-view{padding:0}
  #kb-related-container,#kb-single-view > div:last-child{padding:0 16px}
  footer{font-size:.76rem;padding:1.4rem 1rem;color:#999;background:#fff;border-top:1px solid #ddd;margin-top:0}
}