:root{--paper:#fffaf1;--bg:#fff8ed;--ink:#5a493e;--muted:#938578;--line:#e7ddcd;--pink:#edabb5;--pink-light:#fbe5e8;--green:#dfe8d2;--shadow:4px 5px 0 #e9dfce;--round:24px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:ui-rounded,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;font-size:15px;line-height:1.65}button,input,textarea,select{font:inherit;color:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #977554;outline-offset:3px}.hidden{display:none!important}.site-header{max-width:1280px;margin:auto;min-height:112px;padding:24px 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