:root{--ink:#17202a;--muted:#60707f;--line:#e7edf2;--paper:#fff;--soft:#f8fafc;--teal:#08766d;--blue:#2463eb;--yellow:#fff5c2;--yellow-line:#f4d35e;--green:#edfdf8;--code:#0f172a;--radius:18px;--shadow:0 18px 40px rgba(15,23,42,.07)}
*{box-sizing:border-box}body{margin:0;background:#fff;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}.page-wrap{max-width:1180px;margin:0 auto;padding:0 22px}.site-header{height:70px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:20px;position:sticky;top:0;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);z-index:10}.brand{font-size:22px;font-weight:900;letter-spacing:-.06em}.brand span{color:#0f172a}.brand strong{color:var(--blue)}.top-nav{display:flex;align-items:center;gap:20px;font-size:15px;color:#334155}.top-nav>a{padding:22px 0}.top-nav a:hover,.nav-drop button:hover{color:var(--teal)}.nav-drop{position:relative}.nav-drop button{background:transparent;border:0;color:#334155;font:inherit;cursor:pointer;padding:22px 0}.drop-menu{position:absolute;right:0;top:100%;width:270px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:10px;display:none;grid-template-columns:1fr;gap:2px}.nav-drop:hover .drop-menu,.nav-drop:focus-within .drop-menu{display:grid}.drop-menu a{display:flex;gap:10px;align-items:center;padding:9px 10px;border-radius:10px;color:#334155}.drop-menu a:hover{background:var(--soft);color:var(--teal)}
.home-intro{padding:42px 0 28px;border-bottom:1px solid var(--line)}.eyebrow{font-weight:900;color:var(--teal);letter-spacing:.1em;text-transform:uppercase;font-size:13px}.home-intro h1{font-size:clamp(42px,7vw,78px);line-height:.94;letter-spacing:-.075em;margin:14px 0 18px;max-width:880px}.home-intro .lead{font-size:20px;color:#435364;max-width:760px;margin:0 0 22px}.home-actions{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:12px 18px;font-weight:800;background:var(--ink);color:#fff}.btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.quick-topics{padding:24px 0;border-bottom:1px solid var(--line)}.topic-strip{display:flex;flex-wrap:wrap;gap:9px}.topic-strip a{border:1px solid var(--line);border-radius:999px;padding:8px 12px;background:#fff;font-weight:750;color:#334155}.topic-strip a:hover{border-color:#cbd5e1;background:var(--soft)}.section{padding:36px 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a{color:var(--teal);font-weight:800}.article-head h1{font-size:clamp(38px,6vw,64px);line-height:.96;letter-spacing:-.06em;margin:10px 0}.article-head .lead{font-size:19px;color:#465668;max-width:790px}.meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.meta-row span{background:var(--soft);border:1px solid var(--line);border-radius:999px;padding:7px 10px;font-size:13px;font-weight:800;color:#475569}.article-layout{display:grid;grid-template-columns:240px 1fr;gap:30px;align-items:start;padding:28px 0}.article-side{position:sticky;top:88px}.side-card{border:1px solid var(--line);border-radius:16px;padding:14px;background:#fff}.side-card strong{display:block;margin-bottom:8px}.side-card a{display:block;padding:7px 0;color:#475569;font-size:14px}.article-main{min-width:0}.plain-card{padding:22px;margin-bottom:18px}.plain-card h2{margin:0 0 10px;font-size:26px;letter-spacing:-.035em}.plain-card h3{margin:16px 0 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