:root{--blue: #2f7bff;--green: #20d6a4;--purple: #8b5cf6;--orange: #ffb545;--ink: #162033;--text: #3c4a61;--muted: #6e7b91;--line: rgba(47, 123, 255, .14);--bg: #f7f9fc;--card: #fff;--glass-bg: rgba(255, 255, 255, .72);--glass-bg-strong: rgba(255, 255, 255, .9);--glass-border: rgba(255, 255, 255, .84);--shadow: 0 18px 48px rgba(47, 123, 255, .12);--shadow-soft: 0 8px 22px rgba(47, 123, 255, .1);--radius: 18px;--radius-lg: 26px;color:var(--ink);background:var(--bg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,PingFang SC,sans-serif;font-synthesis:none;text-rendering:geometricPrecision}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;min-width:320px;background:var(--bg)}body:before{position:fixed;inset:0;z-index:-2;content:"";background:radial-gradient(circle at 12% 8%,rgba(47,123,255,.1),transparent 32%),radial-gradient(circle at 88% 4%,rgba(139,92,246,.08),transparent 28%),radial-gradient(circle at 78% 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