:root{--bg: #ffffff;--surface: #f8fafc;--ink: #0f172a;--ink-2: #475569;--ink-3: #94a3b8;--accent: #2563eb;--accent-dark: #1d4ed8;--accent-light: #eff6ff;--border: #e2e8f0;--font-sans: "Inter", system-ui, -apple-system, sans-serif;--max-w: 1100px;--pad: 24px;--radius: 8px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}@media(max-width:600px){:root{--pad: 16px}}