:root{--blue:#0756b8;--navy:#102f57;--orange:#ff7041;--light:#eff5fd;--ink:#152b48;--muted:#708098;--line:#dce6f1}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;color:var(--ink);background:#e6edf6;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.6;-webkit-tap-highlight-color:transparent}button,a,input,summary{touch-action:manipulation}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--orange);outline-offset:5px}img{display:block;max-width:100%;height:auto}button{border:0}h1,h2,h3,p,figure{margin:0}.page{max-width:760px;margin:auto;background:#fff;overflow:hidden;box-shadow:0 0 70px #15325512}.site-header{height:90px;display:flex;align-items:center;justify-content:space-between;padding:0 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