:root{--ink:#183b36;--muted:#5d746f;--green:#13665d;--leaf:#e5efdf;--paper:#f7f8f2;--white:#fff;--line:#dce5dc;--orange:#a14e22;--peach:#fff0df;--red:#a43038;--shadow:0 12px 40px #244a3410;font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-size:16px;line-height:1.6}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:1px solid var(--line);background:white;color:var(--ink);padding:12px 18px;border-radius:12px;min-height:48px;line-height:1.45}button:hover{border-color:var(--green);background:#f0f5ed}button:disabled{opacity:.48;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid 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