:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--canvas:#f3f6f3;--surface:#fff;--surface-soft:#f7f9f7;--surface-tint:#edf7f2;--ink:#17211e;--ink-soft:#34433e;--muted:#6b7873;--line:#dce4df;--line-strong:#c7d2cb;--brand:#176b50;--brand-deep:#0d4837;--brand-soft:#dff4ea;--accent:#315cf5;--premium:#7b54d6;--success:#2f7d54;--warning:#a36a16;--danger:#b53b35;--shadow-sm:0 1px 2px #1428200d, 0 8px 24px #1428200d;--shadow-lg:0 28px 80px #122a211f;background:var(--canvas);color:var(--ink);font-family:Inter,PingFang SC,Hiragino Sans GB,Microsoft YaHei,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:radial-gradient(circle at 12% 0%, #bbe7d34d, transparent 28rem), radial-gradient(circle at 92% 12%, #c3cfff33, transparent 28rem), 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