@charset "UTF-8";
:root{--navy:#10243a;--navy2:#0b1d31;--blue:#2864b4;--teal:#0f9b82;--mint:#36d1b3;--paper:#f5f7fa;--line:#dce5eb;--ink:#263445;--muted:#657587;--white:#fff;--wrap:1200px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:"Noto Sans CJK SC","Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.72;background:#fff}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}a:hover{color:var(--teal)}button{font:inherit}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #4dddc6;outline-offset:3px}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.25;letter-spacing:-.025em}h1{font-size:clamp(2.9rem,5vw,4.85rem);font-weight:760}h2{font-size:clamp(2rem,3vw,3.1rem);font-weight:740}h3{font-size:1.22rem}p{color:var(--muted)}.wrap{width:min(var(--wrap),calc(100% - 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