:root{--primary: #1565c0;--primary-dark: #0d47a1;--primary-light: #eff6ff;--accent: #f59e0b;--bg-page: #f5f7fa;--bg-card: #ffffff;--border: #e5e7eb;--text: #111827;--text-muted: #6b7280;--text-subtle: #9ca3af;--sidebar-w: 240px;--sidebar-collapsed-w: 84px;--header-h: 60px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%;font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;background:var(--bg-page);color:var(--text);font-size:14px;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}input,textarea,select{font-family:inherit;outline:none}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#9ca3af}