:root{font-family:Arial,PingFang SC,Microsoft YaHei,sans-serif;color:#242c38;background:#fff;font-synthesis:none;font-size:14px;--blue: #173b83;--accent: #3159a6;--line: #e1e4e9;--muted: #687383;--light: #f5f6f8}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;background:#fff;border:1px solid var(--line);border-radius:3px;min-height:36px;padding:7px 12px}button:hover{border-color:#8c9dbd;color:var(--blue);background:#f8faff}button:disabled{cursor:default;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #4b79cf;outline-offset:3px}button[aria-pressed=true]{background:#eaf0fc;border-color:#a8bcdf;color:var(--blue)}h1,h2,h3,p{margin:0}header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:10}.header-inner{max-width:1440px;min-height:100px;margin:auto;padding:20px 32px;display:flex;align-items:center;gap:44px}.brand-lockup{display:flex;align-items:center;gap:13px;flex-shrink:0}.brand-lockup img{object-fit:contain}.brand-lockup strong{display:block;font-size:28px;letter-spacing:1px;color:var(--blue);line-height:1.1}.brand-lockup span{display:block;font-size:11px;color:#515d70;margin-top:7px;letter-spacing:.15px}.search{display:flex;flex:1;max-width:580px;height:44px;box-shadow:0 0 0 1px var(--blue);border-radius:3px;overflow:hidden}.search input{min-width:0;width:100%;border:0;padding:0 14px;outline-offset:-3px;background:#fafbfc;font-size:13px}.search button{border:0;border-radius:0;background:var(--blue);color:#fff;padding:0 23px;white-space:nowrap}.search button:hover{background:#254d99}.languages{display:flex;margin-left:auto;gap:4px;flex-shrink:0}.languages button{padding:7px 9px;min-width:38px;min-height:36px;font-size:12px;border-color:transparent}.languages button[aria-pressed=true]{background:var(--blue);color:#fff;border-color:var(--blue)}.layout{max-width:1440px;margin:0 auto;display:grid;grid-template-columns:224px minmax(0,1fr);gap:24px;padding:24px 32px 0}.category-sidebar{align-self:start;position:sticky;top:124px;max-height:calc(100dvh - 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