:root{--bg-base:#081522;--bg-surface:rgba(10,22,37,0.6);--panel:rgba(12,26,43,0.58);--panel-strong:rgba(14,30,48,0.78);--panel-border:rgba(167,226,255,0.16);--panel-shadow:0 28px 80px rgba(2,8,20,0.42);--text-main:#eff8ff;--text-soft:rgba(228,241,255,0.86);--text-muted:rgba(177,205,228,0.76);--accent:#7fe7ff;--accent-2:#90a6ff;--accent-3:#ffc778;--success:#87ffb7}*{box-sizing:border-box}#app,body,html{min-height:100%;margin:0}body{font-family:Microsoft YaHei,PingFang SC,Noto Sans SC,sans-serif;color:var(--text-main);background:radial-gradient(circle at 15% 20%,rgba(62,181,255,.24),transparent 24%),radial-gradient(circle at 80% 18%,rgba(153,117,255,.2),transparent 20%),radial-gradient(circle at 68% 78%,rgba(255,180,93,.18),transparent 26%),linear-gradient(145deg,#050d17,#09172a 38%,#07111f);overflow-x:hidden}body:before{content:"";position:fixed;inset:0;background:linear-gradient(hsla(0,0%,100%,.035) 1px,transparent 0),linear-gradient(90deg,hsla(0,0%,100%,.035) 1px,transparent 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ambientPulse{0%,to{transform:scale(.94);opacity:.64}50%{transform:scale(1.05);opacity:.95}}@media(max-width:980px){.hero-card,.stats-grid,.topbar{grid-template-columns:1fr}.brand-side{min-width:0}}@media(max-width:720px){.app-shell{width:min(100% - 20px,1320px);padding-top:18px}.panel,.topbar{border-radius:24px}.avatar-card{grid-template-columns:1fr}}