*{box-sizing:border-box;margin:0;padding:0}:root{--bg-main:#0b0f19;--bg-panel:#111827;--tech-cyan:#00f0ff;--tech-blue:#3b82f6;--text-main:#e2e8f0;--text-muted:#94a3b8;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.5);--shadow-md:0 4px 10px rgba(0,0,0,.5);--border-radius:4px;--transition:all .3s cubic-bezier(.4,0,.2,1)}body{background-attachment:fixed;background-color:var(--bg-main);background-image:linear-gradient(rgba(0,240,255,.03) 1px,transparent 0),linear-gradient(90deg,rgba(0,240,255,.03) 1px,transparent 0);background-size:30px 30px;color:var(--text-main);font-family:Helvetica Neue,Helvetica,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}.app-layout{display:flex;flex-direction:column;min-height:100vh;position:relative}.global-tech-glow{background:radial-gradient(ellipse at center,#3b82f61a 0,#0b0f1900 70%);height:300px;left:50%;pointer-events:none;position:fixed;top:-150px;transform:translate(-50%);width:100vw;z-index:0}.main{flex:1;position:relative;z-index:1}