:root{--background:#fff;--foreground:#171717;--primary:#000;--primary-foreground:#fff;--secondary:#f5f5f5;--accent:#e5e5e5;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}@media (prefers-color-scheme:dark){:root{--background:#0a0a0a;--foreground:#ededed;--primary:#fff;--primary-foreground:#000;--secondary:#262626;--accent:#404040}}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;font-family:var(--font-sans);background:var(--background);color:var(--foreground);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:9999px;font-weight:500;transition:all .2s ease;cursor:pointer;border:none;font-size:1rem}.btn-primary{background:var(--primary);color:var(--primary-foreground)}.btn-primary:hover{opacity:.9;transform:translateY(-1px)}.btn-outline{border:1px solid var(--foreground);background:transparent}.btn-outline:hover{background:var(--secondary)}