*{box-sizing:border-box;margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,sans-serif;color:#1a1a2e;background:#f7f7fb;--accent:#7c5cff}a{color:inherit;text-decoration:none}.container{max-width:1100px;margin:0 auto;padding:0 20px}.btn{background:var(--accent);color:#fff;border:0;border-radius:10px;padding:12px 20px;font-size:15px;font-weight:600;cursor:pointer;transition:filter .15s}.btn:hover{filter:brightness(1.08)}.btn:disabled{opacity:.5;cursor:default}.card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.06);transition:transform .15s}.card:hover{transform:translateY(-3px)}