:root{--ink:#243d3a;--muted:#586c69;--green:#17766e;--dark:#105e57;--line:#dce6e3;--mint:#e9f7f0;--yellow:#fff4ce;--purple:#f0edff;--paper:#fff;--bg:#f6f9f8}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;color:var(--ink);background:var(--bg);font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:16px;line-height:1.85}button,input,textarea,select{font:inherit}a{color:var(--green);text-underline-offset:4px}button,a,input,textarea,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #d08e21;outline-offset:4px}input:focus,select:focus,textarea:focus{outline:3px solid #bbe5d8;border-color:var(--green)}[hidden]{display:none!important}.shell{width:min(1180px,calc(100% - 64px));margin:auto}.header{background:#ffffffef;border-bottom:1px solid 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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{body>*{display:none!important}body main{display:block!important}main>*{display:none!important}#print-area{display:block!important;background:#fff;color:#000;font-size:12pt;white-space:pre-wrap;line-height:1.8;padding:0}#print-area h1{font-size:20pt}@page{margin:20mm}}