:root{--ink:#15243a;--muted:#69778b;--line:#dce3ec;--bg:#f3f6fa;--info:#265fa4;--red:#be2f39;--green:#11704d;--shadow:0 12px 30px rgba(21,36,58,.08)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,"Segoe UI",sans-serif;line-height:1.55}header{min-height:72px;padding:12px max(24px,calc((100% - 1180px)/2));display:flex;align-items:center;gap:20px;background:#fff;border-bottom:1px solid var(--line)}header a{display:flex;align-items:center;gap:11px;color:inherit;text-decoration:none}header a span{display:grid;place-items:center;width:36px;height:36px;border-radius:9px;background:var(--ink);color:#fff;font-weight:800}header p{color:var(--muted);font-size:12px}main{width:min(1180px,calc(100% - 32px));margin:auto;padding:55px 0 70px}.eyebrow{margin:0;color:var(--red);font-size:11px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}h1{margin:6px 0 12px;font-size:clamp(42px,6vw,72px);line-height:1;letter-spacing:-.05em}.intro{max-width:760px;color:var(--muted);font-size:17px}.search{display:grid;gap:7px;margin:32px 0 16px;font-weight:800}.search input{padding:14px;border:1px solid #cbd5e0;border-radius:9px;font:inherit}nav{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:25px}nav button{border:1px solid var(--line);border-radius:8px;background:#fff;padding:7px 11px;font-weight:800;cursor:pointer}nav button.active{background:var(--ink);color:#fff}.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.term{padding:22px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}.term h2{margin:0 0 7px;font-size:21px}.term .long{color:var(--info);font-weight:800}.term p{margin:8px 0}.term small{display:block;padding-top:10px;border-top:1px solid var(--line);color:var(--muted)}aside{margin-top:24px;padding:20px 24px;background:#fff7df;border:1px solid #d9a441;border-radius:10px}aside p{margin:5px 0}footer{padding:20px max(24px,calc((100% - 1180px)/2));background:#fff;border-top:1px solid var(--line);color:var(--muted);font-size:13px}footer a{color:var(--info)}@media(max-width:720px){.grid{grid-template-columns:1fr}header p{display:none}}