:root{--ink:#111525;--muted:#5e687b;--line:#dbe2ec;--surface:rgba(255,255,255,.84);--blue:#155fc7;--cyan:#12a8d8;--red:#d71920;--red-dark:#a9090f;--shadow:0 20px 50px rgba(31,48,82,.12)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f5f8fc;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.5}body:before{position:fixed;inset:0;z-index:-1;background:linear-gradient(135deg,rgba(21,95,199,.08),transparent 32%),linear-gradient(315deg,rgba(18,168,216,.07),transparent 36%);content:""}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a{letter-spacing:0}.skip-link{position:fixed;left:14px;top:-60px;z-index:99;background:#fff;padding:10px 14px;border:2px solid var(--blue)}.skip-link:focus{top:14px}.catalog-header{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:12px clamp(18px,4vw,64px);border-bottom:1px solid 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