:root{--primary: #18181b;--primary-hover: #27272a;--secondary: #f4f4f5;--background: #ffffff;--surface: #fafafa;--text-main: #18181b;--text-muted: #71717a;--accent: #6366f1;--border: #e4e4e7;--container-width: 1200px;--header-height: 70px}html{scroll-behavior:smooth;scroll-padding-top:var(--header-height)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--background);color:var(--text-main);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{text-decoration:none;color:inherit;transition:opacity .2s ease}ul{list-style:none}button{font-family:inherit;cursor:pointer;border:none;outline:none;background:none}.container{max-width:var(--container-width);margin:0 auto;padding:0 1.5rem}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#d4d4d8;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#a1a1aa}