:root{--nj-purple:#612769;--nj-purple-dark:#3e1644;--nj-gold:#c39a3f;--link-color:#0056b3;--text-main:#333;--text-light:#666;--bg-body:#fff;--bg-gray:#f8f9fa;--border-color:#eaeaea;--success:#28a745;--danger:#d32f2f}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--text-main);background-color:var(--bg-body);font-family:PingFang SC,Microsoft YaHei,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none;transition:color .2s}ul{list-style:none}button{font-family:inherit}