:root{--yellow:#fdf800;--black:#111;--text:#171717;--grey:#666;--line:#dededb;--bg:#fff;--soft:#f6f6f3;--dark:#111;--radius:12px;--shadow:0 16px 56px #11111112;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);background:white;font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer}a{color:inherit}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid #d5c300;outline-offset:3px}button:disabled{cursor:not-allowed;opacity:.5}.logo{font-size:27px;font-weight:950;letter-spacing:-1.2px;color:#111}.logo 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