:root{color:#172b36;font-synthesis:none;--teal:#087f78;--muted:#718294;--line:#dce5e8;--radius:12px;background:#f5f7f8;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.5}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{border:1px solid var(--line);color:#273e4c;cursor:pointer;touch-action:manipulation;background:#fff;border-radius:8px;padding:10px 17px;font-weight:600;transition:background .15s,border-color .15s}button:hover{background:#f2f8f8;border-color:#77aba8}button:disabled{cursor:default;opacity:.55}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline-offset:3px;outline:3px solid 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