
:root{--ink:#171b19;--paper:#f9faf6;--line:#c6cdc4;--lime:#d4f35f;--muted:#5f6860;--tint:#edf0e8}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px Arial,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}p,h1,h2,h3,figure{margin:0}p{line-height:1.85}a{color:inherit;text-underline-offset:4px}a:hover{text-decoration-thickness:2px}a:focus-visible,summary:focus-visible{outline:3px solid #4f6d00;outline-offset:5px}a{overflow-wrap:anywhere}.wd-skip{position:absolute;top:-100px;left:20px;background:white;padding:12px;z-index:30}.wd-skip:focus{top:0}.wd-masthead,.wd-home,.wd-footer,.wd-page{width:min(1200px,calc(100% - 80px));margin:auto}.wd-masthead{display:flex;align-items:center;justify-content:space-between;border-bottom:2px solid var(--ink);padding:27px 0 22px}.wd-wordmark{font-size:28px;letter-spacing:-1.4px;font-weight:700;text-decoration:none}.wd-wordmark 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