/* Knowledge base, /compare/ index and change log, rebuilt in the home / success-stories design.
   Markup: scripts/rebuild-sections.mjs. Builds on success-stories.css, features.css and pages.css. */

/* ---------- shared hero variants ---------- */
.rb .kb-hero{padding-bottom:48px}
.rb .kb-hero--compact .ss-hero-copy,.rb .kb-hero--article .ss-hero-copy{gap:16px}
.rb .kb-hero--article h1{font-size:clamp(30px,4vw,48px)}
.rb .kb-hero--article .ss-hero-copy{max-width:860px}
.rb .kb-hero--article .ss-wrap,.rb .kb-hero--compact .ss-wrap{display:block}
.rb .kb-hero-grid{display:grid !important;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:48px;align-items:center}
.kb-hero-art{display:grid;place-items:center;padding:20px;border-radius:24px;background:#fff;border:1px solid var(--line);box-shadow:0 40px 90px -40px rgba(23,115,235,.45);animation:ssFloat 9s ease-in-out infinite}
.kb-hero-art img{max-width:100%;max-height:260px;width:auto;height:auto}
.kb-meta{display:flex;flex-wrap:wrap;gap:8px 16px;margin:0;font-size:14px;line-height:20px;color:var(--muted)}
.kb-meta span+span::before{content:"·";margin-right:16px;color:#c3c8d2}

/* ---------- search ---------- */
.kb-search{position:relative;display:flex;align-items:center;gap:10px;width:min(640px,100%);padding:0 18px;border-radius:16px;background:#fff;border:1px solid var(--line);box-shadow:0 18px 44px -30px rgba(23,115,235,.45);color:var(--muted);transition:border-color .3s var(--ease),box-shadow .3s var(--ease)}
.kb-search:focus-within{border-color:var(--blue);box-shadow:0 0 0 4px rgba(23,115,235,.12)}
.rb .kb-search input{flex:1;min-width:0;height:52px;border:0;outline:0;background:transparent;font:inherit;font-size:16px;color:var(--ink);box-shadow:none;padding:0}
.kb-search--big input{height:60px !important;font-size:17px !important}
.kb-results{position:absolute;left:0;right:0;top:calc(100% + 8px);z-index:30;max-height:420px;overflow:auto;padding:8px;border-radius:16px;background:#fff;border:1px solid var(--line);box-shadow:0 30px 70px -30px rgba(5,6,15,.35);text-align:left;animation:pxOpen .3s var(--ease)}
.kb-results a{display:block;padding:10px 12px;border-radius:12px;text-decoration:none;transition:background-color .2s var(--ease)}
.kb-results a:hover,.kb-results a.is-active{background:var(--soft)}
.kb-results strong{display:block;font-size:15px;line-height:22px;color:var(--ink)}
.kb-results small{display:block;font-size:13px;line-height:18px;color:var(--muted)}
.kb-results mark{background:#fff1a8;color:inherit;border-radius:3px}
.kb-results p{margin:0;padding:12px;color:var(--muted);font-size:14px}
.kb-popular{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;margin:0;font-size:14px;color:var(--muted)}
.rb button.kb-chip{-webkit-appearance:none;appearance:none;min-height:0;padding:5px 12px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--body);font:inherit;font-size:14px;font-weight:600;line-height:20px;text-transform:none;letter-spacing:0;box-shadow:none;cursor:pointer;transition:border-color .3s var(--ease),color .3s var(--ease),transform .3s var(--ease)}
.rb button.kb-chip:hover{border-color:#cfe0f7;color:var(--blue);background:#fff;transform:translate3d(0,-2px,0)}

/* ---------- KB category cards (whole card is a link) ---------- */
.kb-cats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.kb-cat{position:relative;display:flex;flex-direction:column;border-radius:24px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 40px -30px rgba(5,6,15,.35);overflow:hidden;text-decoration:none;color:var(--ink);transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease),opacity .8s var(--ease)}
.kb-cat:hover,.kb-cat:focus-visible{transform:translate3d(0,-6px,0) !important;border-color:#cfe0f7;box-shadow:0 26px 60px -30px rgba(23,115,235,.5)}
.kb-cat:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.kb-cat-art{display:grid;place-items:center;height:200px;padding:20px;background:radial-gradient(80% 90% at 100% 0,rgba(23,115,235,.10),transparent 70%),radial-gradient(70% 80% at 0 100%,rgba(254,76,104,.10),transparent 70%),var(--soft)}
.kb-cat-art img{max-width:100%;max-height:160px;width:auto;height:auto;transition:transform 1.2s var(--ease)}
.kb-cat:hover .kb-cat-art img{transform:scale(1.05)}
.kb-cat-body{position:relative;display:flex;flex-direction:column;gap:8px;padding:22px 24px 60px}
.kb-cat-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.rb .kb-cat h3{margin:0;font-size:20px;line-height:28px;font-weight:700;color:var(--ink)}
.kb-count{flex:0 0 auto;padding:3px 10px;border-radius:999px;background:#e8f1fd;color:var(--blue);font-size:13px;line-height:20px;font-weight:700}
.kb-cat-body p{margin:0;font-size:15px;line-height:24px;color:var(--body)}
.kb-cat-more{position:absolute;left:24px;bottom:18px;display:inline-grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--soft);color:var(--blue);transition:transform .35s var(--ease),background-color .35s var(--ease),color .35s var(--ease)}
.kb-cat:hover .kb-cat-more{transform:translate3d(4px,0,0);background:var(--pink);color:#fff}

/* ---------- article cards ---------- */
.kb-arts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-content:start}
.kb-arts--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.kb-art{display:flex;gap:14px;align-items:flex-start;padding:20px;border-radius:20px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 40px -32px rgba(5,6,15,.35);text-decoration:none;color:var(--ink);transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease),opacity .8s var(--ease)}
.kb-art:hover,.kb-art:focus-visible{transform:translate3d(0,-4px,0) !important;border-color:#cfe0f7;box-shadow:0 22px 50px -26px rgba(23,115,235,.45)}
.kb-art-ico{flex:0 0 auto;display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:#fff4f6;color:var(--pink)}
.kb-art>span:nth-child(2){flex:1;min-width:0}
.rb .kb-art h3{margin:0 0 4px;font-size:16px;line-height:24px;font-weight:700;color:var(--ink)}
.kb-art p{margin:0;font-size:14px;line-height:22px;color:var(--body)}
.kb-art-go{flex:0 0 auto;align-self:center;color:var(--blue);opacity:.45;transition:transform .35s var(--ease),opacity .35s var(--ease)}
.kb-art:hover .kb-art-go{opacity:1;transform:translate3d(4px,0,0)}

/* ---------- category page ---------- */
.kb-cat-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start}
.kb-side-card{padding:20px;border-radius:20px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 40px -32px rgba(5,6,15,.35)}
.rb .kb-side-card h2{margin:0 0 12px;font-size:15px;line-height:22px;font-weight:700;letter-spacing:.02em;text-transform:uppercase;color:var(--muted)}
.kb-side-card ul{display:flex;flex-direction:column;gap:2px;margin:0 0 12px;padding:0;list-style:none}
.kb-side-card li a{display:flex;justify-content:space-between;gap:10px;padding:8px 10px;border-radius:10px;font-size:15px;line-height:22px;color:var(--body);text-decoration:none;transition:background-color .2s var(--ease),color .2s var(--ease)}
.kb-side-card li a:hover{background:var(--soft);color:var(--ink)}
.kb-side-card li a[aria-current]{background:#fff1f4;color:#c7334d;font-weight:700}
.kb-side-card li a span{color:var(--muted);font-size:13px}
.kb-sticky{position:sticky;top:100px}

/* ---------- article page ---------- */
.kb-article-sec{padding:24px 0 24px}
.kb-layout{display:grid;grid-template-columns:260px minmax(0,1fr) 240px;gap:32px;align-items:start}
.kb-layout--notoc{grid-template-columns:260px minmax(0,1fr)}
.kb-prose{min-width:0;padding:40px 44px;border-radius:24px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 40px -30px rgba(5,6,15,.35);font-size:17px;line-height:30px;color:var(--body)}
.rb .kb-prose h2{margin:36px 0 12px;font-size:26px;line-height:34px;font-weight:700;color:var(--ink);scroll-margin-top:100px}
.rb .kb-prose h3{margin:28px 0 10px;font-size:20px;line-height:28px;font-weight:700;color:var(--ink);scroll-margin-top:100px}
.rb .kb-prose h4,.rb .kb-prose h5{margin:22px 0 8px;font-size:17px;line-height:26px;font-weight:700;color:var(--ink)}
.rb .kb-prose>:first-child{margin-top:0}
.rb .kb-prose p{margin:0 0 16px}
.kb-prose ul,.kb-prose ol{margin:0 0 18px;padding-left:24px}
.kb-prose li{margin:6px 0}
.kb-prose li::marker{color:var(--pink)}
.kb-prose a{color:var(--blue);font-weight:600;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.kb-prose strong{color:var(--ink)}
.kb-prose img{display:block;max-width:100%;height:auto;margin:20px 0;border-radius:16px;border:1px solid var(--line);box-shadow:0 24px 60px -36px rgba(5,6,15,.45)}
.kb-prose iframe,.kb-prose video{width:100%;aspect-ratio:16/9;height:auto;border:0;border-radius:16px}
.kb-prose blockquote{margin:20px 0;padding:16px 20px;border-left:4px solid var(--blue);border-radius:0 14px 14px 0;background:var(--soft)}
.kb-prose code{padding:2px 6px;border-radius:6px;background:var(--soft);font-size:.9em}
.kb-table{overflow-x:auto;margin:20px 0;border-radius:16px;border:1px solid var(--line)}
.kb-prose table{width:100%;border-collapse:collapse;font-size:15px;line-height:22px}
.kb-prose th,.kb-prose td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.kb-prose th{background:var(--soft);color:var(--ink)}
.kb-toc{font-size:14px;line-height:20px}
.rb .kb-toc h2{margin:0 0 10px;font-size:13px;line-height:18px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.kb-toc ol{margin:0;padding:0 0 0 14px;list-style:none;border-left:2px solid var(--line)}
.kb-toc li{margin:0}
.kb-toc a{display:block;margin-left:-16px;padding:6px 0 6px 14px;border-left:2px solid transparent;color:var(--body);text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease)}
.kb-toc a:hover{color:var(--ink)}
.kb-toc a.is-current{color:var(--pink);border-left-color:var(--pink);font-weight:700}
.kb-nav .px-link{font-size:14px}
.kb-help{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:40px 0 0;padding:28px 32px;border-radius:24px;background:radial-gradient(120% 140% at 100% 0,#e8f1fd 0,#fff 55%);border:1px solid var(--line)}
.rb .kb-help h2{margin:0 0 6px;font-size:22px;line-height:30px;font-weight:700;color:var(--ink)}
.kb-help p{margin:0;font-size:15px;line-height:24px;color:var(--body)}
.kb-help .ss-actions{flex:0 0 auto}
.kb-related{margin-top:56px}

/* ---------- compare index ---------- */
.cx .ss-hero-art img{animation:ssFloat 9s ease-in-out infinite}
.cx-table th[scope=row]{text-align:left}
.cx-dayoff{display:inline-block;height:26px;width:auto;vertical-align:middle}
.cx-logos{display:inline-flex;gap:8px;align-items:center;justify-content:center}
.cx-logos img{width:28px;height:28px;border-radius:8px;background:#fff;box-shadow:0 0 0 1px var(--line)}
.cx-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.cx-card{position:relative;display:flex;flex-direction:column;gap:10px;padding:24px 24px 60px;border-radius:20px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 40px -30px rgba(5,6,15,.35);text-decoration:none;color:var(--ink);transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease),opacity .8s var(--ease)}
.cx-card:hover,.cx-card:focus-visible{transform:translate3d(0,-6px,0) !important;border-color:#cfe0f7;box-shadow:0 22px 50px -24px rgba(23,115,235,.45)}
.cx-logos-pair{display:flex;align-items:center;gap:12px;min-height:40px;margin-bottom:6px}
.cx-logos-pair img{height:28px;width:auto;max-width:120px;object-fit:contain}
.cx-vs{padding:2px 8px;border-radius:999px;background:#fff1f4;color:var(--pink);font-size:12px;font-weight:800;text-transform:uppercase}
.rb .cx-card h3{margin:0;font-size:19px;line-height:26px;font-weight:700;color:var(--ink)}
.cx-card p{margin:0;font-size:15px;line-height:24px;color:var(--body)}
.cx-card:hover .fx-card-more{transform:translate3d(4px,0,0);background:var(--pink);color:#fff}

/* ---------- change log ---------- */
.lg-years a[aria-current]{border-color:var(--pink);background:#fff1f4;color:var(--pink)}
.lg-timeline{position:relative;max-width:980px;padding-left:180px}
.lg-timeline::before{content:"";position:absolute;left:150px;top:8px;bottom:0;width:2px;background:linear-gradient(180deg,var(--pink),rgba(254,76,104,.1))}
.rb .lg-year{position:relative;margin:24px 0 18px -180px;padding-left:0;font-size:32px;line-height:40px;font-weight:800;color:var(--ink);scroll-margin-top:100px}
.lg-year:first-child{margin-top:0}
.lg-item{position:relative;margin:0 0 24px}
.lg-item::before{content:"";position:absolute;left:-36px;top:22px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--pink);box-shadow:0 0 0 5px rgba(254,76,104,.12)}
.lg-when{position:absolute;left:-180px;top:16px;width:120px;text-align:right;font-size:14px;line-height:20px;font-weight:700;color:var(--muted)}
.lg-card{padding:26px 30px;border-radius:20px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 40px -30px rgba(5,6,15,.35);transition:transform .35s var(--ease),box-shadow .35s var(--ease),opacity .8s var(--ease)}
.lg-card:hover{transform:translate3d(0,-4px,0) !important;box-shadow:0 22px 50px -26px rgba(23,115,235,.45)}
.rb .lg-card h2{margin:0 0 10px;font-size:22px;line-height:30px;font-weight:700;color:var(--ink)}
.lg-card h2 a{color:inherit;text-decoration:none}
.lg-card h2 a:hover{color:var(--pink)}
.lg-body{font-size:16px;line-height:26px;color:var(--body)}
.rb .lg-body h3,.rb .lg-body h4{margin:16px 0 8px;font-size:16px;line-height:24px;font-weight:700;color:var(--ink)}
.rb .lg-body p{margin:0 0 10px}
.lg-body ul{margin:0 0 12px;padding-left:22px}
.lg-body li{margin:6px 0}
.lg-body li::marker{color:var(--pink)}
.lg-body img{display:block;max-width:100%;height:auto;margin:14px 0;border-radius:14px;border:1px solid var(--line);box-shadow:0 24px 60px -36px rgba(5,6,15,.45)}
.lg-card .px-link{margin-top:6px}
.lg-entry{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:32px;align-items:start}
.lg-promo{display:flex;flex-direction:column;gap:14px;padding:24px;margin-bottom:16px;border-radius:20px;background:linear-gradient(135deg,var(--blue),#5aa2ff);color:#fff;box-shadow:0 30px 70px -36px rgba(23,115,235,.7)}
.lg-promo p{margin:0;font-size:18px;line-height:26px;font-weight:700;color:#fff}
.lg-promo .ss-btn--primary{background:#fff;color:var(--pink);border-color:#fff}
.lg-promo .ss-btn--primary:hover{background:#fff4f6;color:var(--pink)}
.lg-pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:40px}
.lg-pg{display:flex;flex-direction:column;gap:4px;padding:20px 22px;border-radius:20px;background:#fff;border:1px solid var(--line);text-decoration:none;transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease)}
.lg-pg:hover{transform:translate3d(0,-4px,0);border-color:#cfe0f7;box-shadow:0 22px 50px -26px rgba(23,115,235,.45)}
.lg-pg small{font-size:13px;color:var(--muted)}
.lg-pg strong{font-size:16px;line-height:24px;color:var(--ink)}
.lg-pg--next{text-align:right}
.lg-hidden{display:none !important}

/* ---------- responsive ---------- */
@media (max-width:1180px){
 .kb-layout{grid-template-columns:240px minmax(0,1fr)}
 .kb-toc{display:none}
}
@media (max-width:1024px){
 .kb-cats,.kb-arts--3,.cx-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .kb-cat-grid,.lg-entry{grid-template-columns:1fr}
 .kb-layout,.kb-layout--notoc{grid-template-columns:1fr}
 .kb-nav{order:2}
 .rb .kb-hero-grid{grid-template-columns:1fr}
 .kb-hero-art{display:none}
 .kb-sticky{position:static}
 .lg-timeline{padding-left:28px}
 .lg-timeline::before{left:4px}
 .rb .lg-year{margin-left:-28px}
 .lg-item::before{left:-30px}
 .lg-when{position:static;width:auto;text-align:left;margin:0 0 8px}
}
@media (max-width:767px){
 .kb-cats,.kb-arts,.kb-arts--3,.cx-grid{grid-template-columns:1fr}
 .kb-prose{padding:24px 20px;font-size:16px;line-height:28px}
 .kb-help{flex-direction:column;align-items:flex-start;padding:24px}
 .kb-help .ss-actions{width:100%}
 .kb-cat-art{height:170px}
 .lg-card{padding:20px}
 .lg-pager{grid-template-columns:1fr}
 .lg-pg--next{text-align:left}
}
@media (prefers-reduced-motion:reduce){.kb-hero-art,.cx .ss-hero-art img{animation:none}}
.kb-search{z-index:40}