:root{--bg: #f5f5f7;--bg-elevated: #ffffff;--ink: #1d1d1f;--ink-soft: #6e6e73;--line: rgba(0, 0, 0, .08);--blue: #0071e3;--blue-hover: #0077ed;--alipay: #1677ff;--radius: 28px;--shadow: 0 30px 80px rgba(0, 0, 0, .08);--nav-h: 52px;--font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{min-height:100%}html{scroll-behavior:smooth}body{font-family:var(--font);background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:inherit;text-decoration:none}button,input,select,textarea{font-family:inherit}img{max-width:100%;display:block}.nav{position:sticky;top:0;z-index:40;height:var(--nav-h);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);background:#161617cc;color:#f5f5f7}.nav-inner{max-width:1024px;margin:0 auto;height:100%;display:flex;align-items:center;justify-content:space-between;padding:0 22px;gap:24px}.logo{font-weight:600;letter-spacing:-.03em;font-size:17px;display:flex;align-items:center;gap:8px}.logo span{width:18px;height:18px;border-radius:5px;background:linear-gradient(180deg,#f5f5f7,#86868b)}.nav-links{display:flex;align-items:center;gap:28px;font-size:12px;color:#ffffffd1}.nav-links a:hover{color:#fff}.nav-cta{font-size:12px;color:#fff;background:var(--blue);border:0;border-radius:980px;padding:6px 12px}.page{min-height:calc(100vh - var(--nav-h))}.hero{min-height:calc(100vh - var(--nav-h));display:grid;place-items:center;text-align:center;padding:72px 24px 96px;background:radial-gradient(1200px 500px at 50% -10%,rgba(0,113,227,.08),transparent 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