:root{--bg:#fff;--bg-subtle:#f6f8fb;--bg-panel:#fff;--border:#e4e9f0;--text:#0d1b2a;--text-muted:#5a6b7f;--text-faint:#8494a6;--accent:#0b5cff;--accent-hover:#0847c9;--accent-soft:#e8f0ff;--teal:#0aa5a0;--radius:14px;--radius-sm:9px;--shadow-sm:0 1px 2px #0d1b2a0a, 0 1px 3px #0d1b2a0f;--shadow-md:0 4px 12px #0d1b2a0f, 0 12px 32px #0d1b2a14;--maxw:1120px;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;line-height:1.6}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}h1,h2,h3,h4{letter-spacing:-.02em;margin:0;font-weight:700;line-height:1.15}p{margin:0}.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}.section{padding:88px 0}.section-sm{padding:56px 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