:root{--bg:#f5f7fb;--surface:#fff;--surface2:#eef2f8;--text:#172033;--muted:#667085;--accent:#3157d5;--accent2:#087f8c;--line:#d8deea;--danger:#a23b3b;--shadow:0 20px 60px rgba(23,32,51,.09);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;background:radial-gradient(circle at 85% 3%,rgba(49,87,213,.12),transparent 30rem),var(--bg);color:var(--text);line-height:1.55}a{color:inherit}button,input,select{font:inherit}.skip-link{position:fixed;left:1rem;top:-5rem;z-index:50;padding:.7rem 1rem;background:var(--text);color:#fff;border-radius:0 0 .7rem .7rem}.skip-link:focus{top:0}.shell{width:min(1180px,calc(100% - 2rem));margin:0 auto}.site-header{position:sticky;top:0;z-index:20;backdrop-filter:blur(18px);background:rgba(245,247,251,.88);border-bottom:1px solid 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