:root{--ink:#172e3a;--deep:#122d3b;--red:#cb664b;--sea:#416b69;--paper:#fbfaf6;--warm:#f2efe7;--line:#deded5;--muted:#5b6870;--white:#fff;--radius:6px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic",Meiryo,sans-serif;color:var(--ink);background:var(--paper);line-height:1.9;font-size:15px}a{color:inherit;text-underline-offset:4px}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #d38c49;outline-offset:3px}img{max-width:100%;height:auto;display:block}button{font:inherit;cursor:pointer}h1,h2,h3,p{overflow-wrap:anywhere}h1,h2,h3{line-height:1.42;letter-spacing:.015em}h1{font-size:clamp(2rem,4vw,3.7rem)}h2{font-size:clamp(1.5rem,2.4vw,2.25rem)}h3{font-size:1.14rem}.wrap{width:min(1190px,calc(100% - 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