:root{--bg: #0a0e1a;--surface: #141c30;--surface2: #1e2942;--border: #28324c;--text: #eaf0f7;--muted: #93a1bd;--brand: #22d3d8;--brand-ink: #04181a;--rose: #ff5c93;--purple: #a78bfa;--gold: #ffcf3f;--got: #34d399;--shadow: 0 18px 44px -26px rgba(0,0,0,.7);font-family:-apple-system,Segoe UI,Roboto,Noto Sans TC,sans-serif}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{color:var(--text);min-height:100vh;position:relative;background:radial-gradient(130% 80% at 12% -5%,rgba(34,211,216,.12),transparent 48%),radial-gradient(120% 75% at 100% 105%,rgba(138,104,196,.16),transparent 52%),radial-gradient(120% 60% at 50% -10%,#17244f 0%,var(--bg) 55%) fixed}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none;background:radial-gradient(circle at 82% 22%,rgba(34,211,216,.14),transparent 22%),radial-gradient(circle at 16% 68%,rgba(207,111,146,.12),transparent 20%),radial-gradient(circle at 60% 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