:root{--sap-primary:#123047;--sap-accent:#16a085}
:root{--ink:var(--sap-primary);--muted:#64748b;--line:#d7e3e4;--accent:var(--sap-accent);--paper:#f4f8f7}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,"Noto Sans SC",sans-serif;line-height:1.75}.knowledge-header{display:flex;justify-content:space-between;padding:1rem max(1.25rem,calc((100vw - 1180px)/2));background:var(--ink);color:#fff;font-weight:700}.knowledge-header a{color:inherit;text-decoration:none}.knowledge-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:4rem;width:min(1180px,calc(100% - 2.5rem));margin:0 auto;padding:5rem 0}.knowledge-layout aside{position:sticky;top:2rem;align-self:start}.eyebrow,.knowledge-layout aside nav a>small{color:var(--accent);font:700 .7rem/1.4 ui-monospace,Consolas,monospace;letter-spacing:.12em}.knowledge-layout h1{margin:.8rem 0;font-size:2.6rem;line-height:1.08}.knowledge-layout aside>p:not(.eyebrow){color:var(--muted)}.knowledge-layout aside nav{display:grid;gap:.4rem;margin-top:2rem}.knowledge-layout aside nav a{display:flex;justify-content:space-between;padding:.55rem .7rem;border-radius:6px;color:var(--ink);text-decoration:none}.knowledge-layout aside nav a:hover{background:#fff}.knowledge-layout aside nav a>small{color:var(--muted);letter-spacing:0}.knowledge-toolbar{display:flex;justify-content:space-between;padding-bottom:1rem;border-bottom:2px solid var(--ink);color:var(--muted);font-size:.82rem}.knowledge-card{display:flex;justify-content:space-between;gap:2rem;padding:1.5rem 0;border-bottom:1px solid var(--line)}.knowledge-card span{color:var(--accent);font-size:.76rem;font-weight:700}.knowledge-card h2{margin:.3rem 0;font-size:1.35rem;line-height:1.35}.knowledge-card h2 a{color:var(--ink);text-decoration:none}.knowledge-card p{margin:0;color:var(--muted);font-size:.9rem}.knowledge-card time{flex:none;color:var(--muted);font-size:.75rem}.knowledge-pagination,.article-nav,.related{display:flex;justify-content:space-between;gap:1rem;margin:2rem 0}.knowledge-pagination a,.article-nav a,.related a{color:var(--accent);text-decoration:none}.knowledge-article{width:min(820px,calc(100% - 2.5rem));margin:auto;padding:5rem 0}.knowledge-article h1{max-width:780px;margin:.7rem 0;font-size:clamp(2.3rem,6vw,4.4rem);line-height:1.05}.lead{color:var(--muted);font-size:1.1rem}.article-content{margin-top:3rem;font-family:"Noto Serif SC",Georgia,serif;font-size:1.05rem}.article-content img{max-width:100%;height:auto}.article-content a{color:var(--accent)}.article-content blockquote{margin-left:0;padding:1rem;border-left:3px solid var(--accent);background:#fff;color:var(--muted)}footer{width:min(1180px,calc(100% - 2.5rem));margin:auto;padding:2rem 0;color:var(--muted);font-size:.78rem}@media(max-width:780px){.knowledge-layout{grid-template-columns:1fr;gap:2rem;padding:3rem 0}.knowledge-layout aside{position:static}.knowledge-article{padding:3rem 0}.knowledge-card{display:block}.knowledge-card time{display:block;margin-top:.6rem}}