body {
    font-family: "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", Helvetica, Arial, sans-serif;
    background: var(--bg-page);
    padding: 15px;
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.page-container {
    max-width: 600px;
    margin: 0 auto;
}