:root{--bg-color: #212122;--card-bg: #ffffff;--primary-color: #3B7CFF;--text-main: #1A1D26;--text-sub: #858B9C;--radius-lg: 20px;--shadow-soft: 0 8px 24px rgba(149, 157, 165, .1)}body{margin:0;padding:0;background-color:var(--bg-color);font-family:PingFang SC,system-ui,-apple-system,sans-serif;color:var(--text-main)}#app{width:100%;min-height:100vh;position:relative;box-sizing:border-box;margin:0 auto}::-webkit-scrollbar{display:none}html{-ms-overflow-style:none;scrollbar-width:none}