@import "https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Noto+Sans+SC:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap";
:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f4f7fb;--bg-2:#fff;--ink:#0f172a;--muted:#5b6b84;--line:#e2e8f0;--brand:#0a63ff;--brand-2:#1b89ff;--accent:#18a34a;--shadow:0 18px 40px #0f172a1f;--shadow-card:0 14px 30px #0f172a24;--radius-lg:20px;--radius-md:12px;--radius-sm:8px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{color:var(--ink);background:radial-gradient(1200px 600px at 10% -10%, #dff2ff 0%, transparent 60%), radial-gradient(900px 600px at 90% -10%, #e6fff5 0%, transparent 55%), var(--bg);font-family:Manrope,Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.6}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.container{width:min(1200px,92vw);margin:0 auto}.nav{z-index:20;background:#fff;border-bottom:1px solid #e6e8eb;position:sticky;top:0}.nav-top-inner{justify-content:space-between;align-items:center;gap:24px;padding:12px 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