:root{--primary: #18a058;--primary-light: #36ad6a;--primary-dark: #0c7a43;--bg-body: #f0f2f5;--bg-card: #ffffff;--text-primary: #1a1a2e;--text-secondary: #666;--text-muted: #666;--border-color: #e8e8e8;--shadow-sm: 0 1px 4px rgba(0, 0, 0, .06);--shadow-md: 0 4px 16px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .12);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Segoe UI,Roboto,sans-serif;background:var(--bg-body);color:var(--text-primary);-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#c0c4cc;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#909399}